Robot Combat League - Revision history

RobotRobot: Event counts now match the growth data: 2023 season 125 (was 126), added 2024 season 166 and 2025 season 214

2026-10-18T01:20:58Z

Event counts now match the growth data: 2023 season 125 (was 126), added 2024 season 166 and 2025 season 214

← Older revision		Revision as of 01:20, 18 October 2026
Line 7:		Line 7:

	==How RCL works==		==How RCL works==
	Robot Combat League is a national robot competition federation, not an official organizing body for Robot Combat. Launched in March 2022, it draws competitors from local events in the USA to participate at a national level. Although most local events in the League use the '''[https://sparc.tools/ SPARC]''' rule set or some variant, every event participating in the league is independent and can run their event as they see fit, so long as they fit into a very broad set of guidelines and agree to use the League event results tracking system that will help determine which bots are the top competitors in the USA. Highly ranked bots are invited to the annual '''[[Robot Combat League National Championship\|National Championship]]'''. The Robot Combat League dwarfs similar leagues, with ~~more than 200~~ qualifying events in the 2025 season.		Robot Combat League is a national robot competition federation, not an official organizing body for Robot Combat. Launched in March 2022, it draws competitors from local events in the USA to participate at a national level. Although most local events in the League use the '''[https://sparc.tools/ SPARC]''' rule set or some variant, every event participating in the league is independent and can run their event as they see fit, so long as they fit into a very broad set of guidelines and agree to use the League event results tracking system that will help determine which bots are the top competitors in the USA. Highly ranked bots are invited to the annual '''[[Robot Combat League National Championship\|National Championship]]'''. The Robot Combat League dwarfs similar leagues, with 214 qualifying events in the 2025 season (see '''[[Growth of Robot Combat]]''').

	==Qualifying weight classes==		==Qualifying weight classes==
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	\| [[Robot Combat League National Championship#2023 – Seattle\|2023]] \|\| Seattle, Washington \|\| 2022 (98 events)		\| [[Robot Combat League National Championship#2023 – Seattle\|2023]] \|\| Seattle, Washington \|\| 2022 (98 events)
	\|-		\|-
	\| [[Robot Combat League National Championship#2024 – San Jose\|2024]] \|\| San Jose, California \|\| 2023 (~~126~~ events)		\| [[Robot Combat League National Championship#2024 – San Jose\|2024]] \|\| San Jose, California \|\| 2023 (125 events)
	\|-		\|-
	\| [[Robot Combat League National Championship#2025 – Santa Ana\|2025]] \|\| Santa Ana, California \|\| 2024		\| [[Robot Combat League National Championship#2025 – Santa Ana\|2025]] \|\| Santa Ana, California \|\| 2024 (166 events)
	\|-		\|-
	\| [[Robot Combat League National Championship#2026 – Salt Lake City\|2026]] \|\| Salt Lake City, Utah \|\| 2025 (~~200+~~ events)		\| [[Robot Combat League National Championship#2026 – Salt Lake City\|2026]] \|\| Salt Lake City, Utah \|\| 2025 (214 events)
	\|}		\|}
			Event counts are ranked North American events per season; see '''[[Growth of Robot Combat]]''' for robots, teams and weight classes by season.

	==Why the Robot Combat League doesn't use the SPARC Botrank system==		==Why the Robot Combat League doesn't use the SPARC Botrank system==

RobotRobot: See also: Growth of Robot Combat

2026-10-18T01:13:56Z

RobotRobot: Tidy: replace the year-by-year history with a short National Championship section linking the results page; update 'as of' date, season-to-championship explanation, university rankings link, See also

2026-10-18T01:03:55Z

Tidy: replace the year-by-year history with a short National Championship section linking the results page; update 'as of' date, season-to-championship explanation, university rankings link, See also

← Older revision		Revision as of 01:03, 18 October 2026
Line 7:		Line 7:

	==How RCL works==		==How RCL works==
	Robot Combat League is a national robot competition federation, not an official organizing body for Robot Combat. Launched in March 2022, it draws competitors from local events in the USA to participate at a national level. Although most local events in the League use the '''[https://sparc.tools/ SPARC]''' rule set or some variant, every event participating in the league is independent and can run their event as they see fit, so long as they fit into a very broad set of guidelines and agree to use the League event results tracking system that will help determine which bots are the top competitors in the USA. Highly ranked bots ~~will be considered candidates for~~ the annual Robot Combat League ~~competition~~. The Robot Combat League dwarfs similar leagues, with more than 200 qualifying events ~~for~~ the 2025 season.		Robot Combat League is a national robot competition federation, not an official organizing body for Robot Combat. Launched in March 2022, it draws competitors from local events in the USA to participate at a national level. Although most local events in the League use the '''[https://sparc.tools/ SPARC]''' rule set or some variant, every event participating in the league is independent and can run their event as they see fit, so long as they fit into a very broad set of guidelines and agree to use the League event results tracking system that will help determine which bots are the top competitors in the USA. Highly ranked bots are invited to the annual '''[[Robot Combat League National Championship\|National Championship]]'''. The Robot Combat League dwarfs similar leagues, with more than 200 qualifying events in the 2025 season.

	==Qualifying weight classes==		==Qualifying weight classes==
	As of ~~2022~~, ranks are calculated for the most popular weight classes: 150g, 1lb, 1lb Plastic, 3lb, 12lb, 30lb, and 30lb Sportsman robots. If more [[RobotClasses\|weight classes]] become popular and events want to include them in the League, the ranked classes may be expanded.		As of 2026, ranks are calculated for the most popular weight classes: 150g, 1lb, 1lb Plastic, 3lb, 12lb, 30lb, and 30lb Sportsman robots.[https://www.robotcombatevents.com/league_faq] If more [[RobotClasses\|weight classes]] become popular and events want to include them in the League, the ranked classes may be expanded.

	==League season==		==League season==
	The season starts the first day of March and ends on the last day of February. Competitions in this time period are ~~considered~~ qualifiers for the ~~next event. With~~ the ~~2022~~ season ~~being the first~~, ~~adjustments~~ to the season ~~dates may be made if needed~~. Event data prior to March 2022 isn't complete, so take historical rankings with a grain of salt.		The season starts the first day of March and ends on the last day of February. Competitions in this time period are qualifiers for the National Championship held later that year (for example, the 2025 season, March 2025 to February 2026, qualified robots for the June 2026 championship). The first season was 2022. Event data prior to March 2022 isn't complete, so take historical rankings with a grain of salt.

	==Determining points and rankings==		==Determining points and rankings==
Line 20:		Line 20:
	Points are determined by how well a robot places in a competition, and is weighted by the number of robots competing. The exact calculations to determine a robots score can be '''[https://docs.google.com/spreadsheets/d/1GGMDljRZXsq9HCCjCAIsGpup90LLsPtqhkUiPwJRPWY/edit#gid=0 viewed on this calculator]'''.		Points are determined by how well a robot places in a competition, and is weighted by the number of robots competing. The exact calculations to determine a robots score can be '''[https://docs.google.com/spreadsheets/d/1GGMDljRZXsq9HCCjCAIsGpup90LLsPtqhkUiPwJRPWY/edit#gid=0 viewed on this calculator]'''.

	The [https://www.robotcombatevents.com/types Robot Combat League bot ranking page] is updated periodically and can be filtered by year.		The [https://www.robotcombatevents.com/types Robot Combat League bot ranking page] is updated periodically and can be filtered by year. There is also a separate [https://www.robotcombatevents.com/types?tag=university university ranking].

	==~~Competition history~~==		==National Championship==
	~~''Results for every championship~~, ~~with~~ the top ~~three~~ robots ~~in each class,~~ are on the '''[[Robot Combat League National Championship]]''' page~~.''~~		Each year, the top-ranked robots from the season are invited to the '''[[Robot Combat League National Championship]]''', which crowns a national champion in every ranked class. That page has the full history and the top three robots in each class for every year.
	~~====2023====~~
	~~The first season consisted of 98 local events~~ and ~~ran from March, 2022 to February, 2023. The Robot Combat League National Championship '''[https://www.robotcombatevents.com/events/853 first competition]''' took place May, 2023~~ in ~~Seattle, Washington. Since an appropriate arena was not available~~ for ~~this event, 30lb destructive bots did not compete in 2023~~.

	=~~===2024====~~		{\| class="wikitable"
	~~Challengers for the '''~~[~~https://www.robotcombatevents.com/~~events~~/1250 April, 2024~~ National Championship]~~''' in~~ San Jose, California ~~were drawn from~~ 126 ~~qualifying~~ events~~. This event was co~~-~~located with Robogames, a prominent west coast convention and series, and 30lb full-combat bots were added.~~		! Year !! Location !! Qualifying season
			\|-
	~~====2025====~~		\| [[Robot Combat League National Championship#2023 – Seattle\|2023]] \|\| Seattle, Washington \|\| 2022 (98 events)
	~~The '''~~[~~https://www.robotcombatevents.com/events/2503 May, 2025~~ National Championship]~~''' was held at Discovery Cube Orange County in~~ Santa Ana, California~~, in partnership with the science museum. Because few robots compete in the larger classes, the 12lb and 30lb classes had open registration for the first time, with rankings used for seeding.~~		\|-
			\| [[Robot Combat League National Championship#2024 – San Jose\|2024]] \|\| San Jose, California \|\| 2023 (126 events)
	~~====2026====~~		\|-
	~~The '''~~[~~https://www.robotcombatevents.com/events/6991 June, 2026~~ National Championship]~~''' was held at the Salt Palace Convention Center in~~ Salt Lake City, Utah~~. Nearly 4000 robots competed at more than~~ 200 ~~qualifying~~ events ~~in the 2025 season.~~		\| [[Robot Combat League National Championship#2025 – Santa Ana\|2025]] \|\| Santa Ana, California \|\| 2024
			\|-
			\| [[Robot Combat League National Championship#2026 – Salt Lake City\|2026]] \|\| Salt Lake City, Utah \|\| 2025 (200+ events)
			\|}

	==Why the Robot Combat League doesn't use the SPARC Botrank system==		==Why the Robot Combat League doesn't use the SPARC Botrank system==
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	* Botrank rankings were adjusted based on an 18-month rolling time period. While this captures recent performance well, having a moving period where rankings would be set made calculations of seasonal rank difficult to evaluate.		* Botrank rankings were adjusted based on an 18-month rolling time period. While this captures recent performance well, having a moving period where rankings would be set made calculations of seasonal rank difficult to evaluate.
	* Botrank didn't have a way to disambiguate robots with the same name. Common robot names like 'Hazard' made the results unreliable.		* Botrank didn't have a way to disambiguate robots with the same name. Common robot names like 'Hazard' made the results unreliable.

			==See also==
			* '''[[Robot Combat League National Championship]]''' – past champions and results
			* '''[[Major Competitions]]'''
			* '''[[Events]]''' – find a local event
			* '''[[SPARC]]'''

RobotRobot: Competition history: 2025 championship (was 'anticipated') and 2026 added; link to the new National Championship results page

2026-10-18T00:53:32Z

Competition history: 2025 championship (was 'anticipated') and 2026 added; link to the new National Championship results page

← Older revision		Revision as of 00:53, 18 October 2026
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	==Competition history==		==Competition history==
			''Results for every championship, with the top three robots in each class, are on the '''[[Robot Combat League National Championship]]''' page.''
	====2023====		====2023====
	The first season consisted of 98 local events and ran from March, 2022 to February, 2023. The Robot Combat League National Championship '''[https://www.robotcombatevents.com/events/853 first competition]''' took place May, 2023 in Seattle, Washington. Since an appropriate arena was not available for this event, 30lb destructive bots did not compete in 2023.		The first season consisted of 98 local events and ran from March, 2022 to February, 2023. The Robot Combat League National Championship '''[https://www.robotcombatevents.com/events/853 first competition]''' took place May, 2023 in Seattle, Washington. Since an appropriate arena was not available for this event, 30lb destructive bots did not compete in 2023.
Line 30:		Line 31:

	====2025====		====2025====
	The ~~next championship is anticipated to be in~~ Orange County, California in ~~May~~, 2025.		The '''[https://www.robotcombatevents.com/events/2503 May, 2025 National Championship]''' was held at Discovery Cube Orange County in Santa Ana, California, in partnership with the science museum. Because few robots compete in the larger classes, the 12lb and 30lb classes had open registration for the first time, with rankings used for seeding.

			====2026====
			The '''[https://www.robotcombatevents.com/events/6991 June, 2026 National Championship]''' was held at the Salt Palace Convention Center in Salt Lake City, Utah. Nearly 4000 robots competed at more than 200 qualifying events in the 2025 season.

	==Why the Robot Combat League doesn't use the SPARC Botrank system==		==Why the Robot Combat League doesn't use the SPARC Botrank system==

User: /* How RCL works */

2026-02-04T23:49:44Z

How RCL works

← Older revision		Revision as of 23:49, 4 February 2026
Line 7:		Line 7:

	==How RCL works==		==How RCL works==
	Robot Combat League is a national robot competition federation, not an official organizing body for Robot Combat. Launched in March 2022, it draws competitors from local events in the USA to participate at a national level. Although most local events in the League use the '''[https://sparc.tools/ SPARC]''' rule set or some variant, every event participating in the league is independent and can run their event as they see fit, so long as they fit into a very broad set of guidelines and agree to use the League event results tracking system that will help determine which bots are the top competitors in the USA. Highly ranked bots will be considered candidates for the annual Robot Combat League competition.		Robot Combat League is a national robot competition federation, not an official organizing body for Robot Combat. Launched in March 2022, it draws competitors from local events in the USA to participate at a national level. Although most local events in the League use the '''[https://sparc.tools/ SPARC]''' rule set or some variant, every event participating in the league is independent and can run their event as they see fit, so long as they fit into a very broad set of guidelines and agree to use the League event results tracking system that will help determine which bots are the top competitors in the USA. Highly ranked bots will be considered candidates for the annual Robot Combat League competition. The Robot Combat League dwarfs similar leagues, with more than 200 qualifying events for the 2025 season.

	==Qualifying weight classes==		==Qualifying weight classes==

Chklnk: Add event photo; season before score; simpler score+rank section

2024-10-28T02:38:42Z

Add event photo; season before score; simpler score+rank section

← Older revision		Revision as of 02:38, 28 October 2024
Line 2:		Line 2:

	The '''[https://robotcombatleague.net/ Robot Combat League]''' is a non-profit whose mission is to promote STEM and design and fabrication skills through the exciting sport of Robot Combat.		The '''[https://robotcombatleague.net/ Robot Combat League]''' is a non-profit whose mission is to promote STEM and design and fabrication skills through the exciting sport of Robot Combat.

			[[File:Watching large arena 1600.jpg\|1200px\|none\|A match at the 2023 Robot Combat League Championship in Seattle, WA, USA.]]
			<br />

	==How RCL works==		==How RCL works==
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	==Qualifying weight classes==		==Qualifying weight classes==
	As of 2022, ranks are calculated for the most popular weight classes: 150g, 1lb, 1lb Plastic, 3lb, 12lb, 30lb, and 30lb Sportsman robots. If more [[RobotClasses\|weight classes]] become popular and events want to include them in the League, the ranked classes may be expanded.		As of 2022, ranks are calculated for the most popular weight classes: 150g, 1lb, 1lb Plastic, 3lb, 12lb, 30lb, and 30lb Sportsman robots. If more [[RobotClasses\|weight classes]] become popular and events want to include them in the League, the ranked classes may be expanded.

			==League season==
			The season starts the first day of March and ends on the last day of February. Competitions in this time period are considered qualifiers for the next event. With the 2022 season being the first, adjustments to the season dates may be made if needed. Event data prior to March 2022 isn't complete, so take historical rankings with a grain of salt.

	==Determining points and rankings==		==Determining points and rankings==
	Robots earn points by how highly they place at events they participate in. A robot's season total is taken from their top 3 - highest point events, provided there are at least 5 competitors in the same weight class competing.		Robots earn points by how highly they place at events they participate in. A robot's season total is taken from their top 3 - highest point events, provided there are at least 5 competitors in the same weight class competing, and rankings are determined from this season score.

	Points are determined by how well a robot places in a competition, and is weighted by the number of robots competing. The exact calculations to determine a robots score can be '''[https://docs.google.com/spreadsheets/d/1GGMDljRZXsq9HCCjCAIsGpup90LLsPtqhkUiPwJRPWY/edit#gid=0 viewed on this calculator]'''.		Points are determined by how well a robot places in a competition, and is weighted by the number of robots competing. The exact calculations to determine a robots score can be '''[https://docs.google.com/spreadsheets/d/1GGMDljRZXsq9HCCjCAIsGpup90LLsPtqhkUiPwJRPWY/edit#gid=0 viewed on this calculator]'''.

	~~==League season==~~		The [https://www.robotcombatevents.com/types Robot Combat League bot ranking page] is updated periodically and can be filtered by year.
	The ~~season starts the first day of March and ends on the last day of February~~. ~~Competitions in this time period are considered qualifiers for the next event~~. ~~With the 2022 season being the first, adjustments to the season dates may~~ be ~~made if needed. Event data prior to March 2022 isn't complete, so take historical rankings with a grain of salt~~.

	==Competition history==		==Competition history==
Line 33:		Line 38:
	* Botrank rankings were adjusted based on an 18-month rolling time period. While this captures recent performance well, having a moving period where rankings would be set made calculations of seasonal rank difficult to evaluate.		* Botrank rankings were adjusted based on an 18-month rolling time period. While this captures recent performance well, having a moving period where rankings would be set made calculations of seasonal rank difficult to evaluate.
	* Botrank didn't have a way to disambiguate robots with the same name. Common robot names like 'Hazard' made the results unreliable.		* Botrank didn't have a way to disambiguate robots with the same name. Common robot names like 'Hazard' made the results unreliable.

	~~==Robot Combat League Ranks==~~
	~~The [https://www.robotcombatevents.com/types Robot Combat League bot ranking page] is updated periodically and can be filtered by year.~~

Chklnk: Created history section

2024-09-25T03:21:03Z

Created history section

← Older revision		Revision as of 03:21, 25 September 2024
Line 2:		Line 2:

	The '''[https://robotcombatleague.net/ Robot Combat League]''' is a non-profit whose mission is to promote STEM and design and fabrication skills through the exciting sport of Robot Combat.		The '''[https://robotcombatleague.net/ Robot Combat League]''' is a non-profit whose mission is to promote STEM and design and fabrication skills through the exciting sport of Robot Combat.


	==How RCL works==		==How RCL works==
	Robot Combat League is a national robot competition federation, not an official organizing body for Robot Combat. Launched in March 2022, it draws competitors from local events in the USA to participate at a national level. Although most local events in the League use the '''[https://sparc.tools/ SPARC]''' rule set or some variant, every event participating in the league is independent and can run their event as they see fit, so long as they fit into a very broad set of guidelines~~. More than 30 independent events have agreed~~ to use the League event results tracking system that will help determine which bots are the top competitors in the USA. Highly ranked bots will be considered candidates for the Robot Combat League competition.		Robot Combat League is a national robot competition federation, not an official organizing body for Robot Combat. Launched in March 2022, it draws competitors from local events in the USA to participate at a national level. Although most local events in the League use the '''[https://sparc.tools/ SPARC]''' rule set or some variant, every event participating in the league is independent and can run their event as they see fit, so long as they fit into a very broad set of guidelines and agree to use the League event results tracking system that will help determine which bots are the top competitors in the USA. Highly ranked bots will be considered candidates for the annual Robot Combat League competition.

	==Qualifying weight classes==		==Qualifying weight classes==
Line 15:		Line 14:
	Points are determined by how well a robot places in a competition, and is weighted by the number of robots competing. The exact calculations to determine a robots score can be '''[https://docs.google.com/spreadsheets/d/1GGMDljRZXsq9HCCjCAIsGpup90LLsPtqhkUiPwJRPWY/edit#gid=0 viewed on this calculator]'''.		Points are determined by how well a robot places in a competition, and is weighted by the number of robots competing. The exact calculations to determine a robots score can be '''[https://docs.google.com/spreadsheets/d/1GGMDljRZXsq9HCCjCAIsGpup90LLsPtqhkUiPwJRPWY/edit#gid=0 viewed on this calculator]'''.

	==~~The league~~ season==		==League season==
	The season starts the first day of March and ends on the last day of February. Competitions in this time period are considered qualifiers for the next event. With the 2022 season being the first, adjustments to the season dates may be made if needed. Event data prior to March 2022 isn't complete, so take historical rankings with a grain of salt.		The season starts the first day of March and ends on the last day of February. Competitions in this time period are considered qualifiers for the next event. With the 2022 season being the first, adjustments to the season dates may be made if needed. Event data prior to March 2022 isn't complete, so take historical rankings with a grain of salt.

			==Competition history==
			====2023====
	The first season consisted of 98 local events and ran from March, 2022 to February, 2023. The Robot Combat League National Championship '''[https://www.robotcombatevents.com/events/853 first competition]''' took place May, 2023 in Seattle, Washington. Since an appropriate arena was not available for this event, 30lb destructive bots did not compete in 2023.		The first season consisted of 98 local events and ran from March, 2022 to February, 2023. The Robot Combat League National Championship '''[https://www.robotcombatevents.com/events/853 first competition]''' took place May, 2023 in Seattle, Washington. Since an appropriate arena was not available for this event, 30lb destructive bots did not compete in 2023.

			====2024====
			Challengers for the '''[https://www.robotcombatevents.com/events/1250 April, 2024 National Championship]''' in San Jose, California were drawn from 126 qualifying events. This event was co-located with Robogames, a prominent west coast convention and series, and 30lb full-combat bots were added.

			====2025====
			The next championship is anticipated to be in Orange County, California in May, 2025.

	==Why the Robot Combat League doesn't use the SPARC Botrank system==		==Why the Robot Combat League doesn't use the SPARC Botrank system==

Chklnk: Update links SPARC

2024-04-30T04:23:17Z

Update links SPARC

← Older revision		Revision as of 04:23, 30 April 2024
Line 5:		Line 5:

	==How RCL works==		==How RCL works==
	Robot Combat League is a national robot competition federation, not an official organizing body for Robot Combat. Launched in March 2022, it draws competitors from local events in the USA to participate at a national level. Although most local events in the League use the '''[~~http~~://sparc.tools/ SPARC ~~rule set~~]''' or some variant, every event participating in the league is independent and can run their event as they see fit, so long as they fit into a very broad set of guidelines. More than 30 independent events have agreed to use the League event results tracking system that will help determine which bots are the top competitors in the USA. Highly ranked bots will be considered candidates for the Robot Combat League competition.		Robot Combat League is a national robot competition federation, not an official organizing body for Robot Combat. Launched in March 2022, it draws competitors from local events in the USA to participate at a national level. Although most local events in the League use the '''[https://sparc.tools/ SPARC]''' rule set or some variant, every event participating in the league is independent and can run their event as they see fit, so long as they fit into a very broad set of guidelines. More than 30 independent events have agreed to use the League event results tracking system that will help determine which bots are the top competitors in the USA. Highly ranked bots will be considered candidates for the Robot Combat League competition.

	==Qualifying weight classes==		==Qualifying weight classes==
Line 21:		Line 21:

	==Why the Robot Combat League doesn't use the SPARC Botrank system==		==Why the Robot Combat League doesn't use the SPARC Botrank system==
	Although the ~~'''[http://sparc.tools/BotRank/index.php SPARC~~ Botrank~~]'''~~ system made an attempt at tracking how well robots performed, their system had several shortcomings.		Although the old Botrank system made an attempt at tracking how well robots performed, their system had several shortcomings.
	* Botrank scores were greatly influenced by the number of events a bot has competed in; bots that competed a lot were favored over those that placed highly in events. This led to situations where a bot that competed and performed 'OK' in a half dozen events would be ranked higher than a robot that competed in and won two events.		* Botrank scores were greatly influenced by the number of events a bot has competed in; bots that competed a lot were favored over those that placed highly in events. This led to situations where a bot that competed and performed 'OK' in a half dozen events would be ranked higher than a robot that competed in and won two events.
	* Forfeits in events were found to be inconsistently reported, leading to errors in ranking.		* Forfeits in events were found to be inconsistently reported, leading to errors in ranking.

Chklnk: /* Why the Robot Combat League doesn't use the SPARC Botrank system */ Additional reason disclosed in discussion elsewhere

2024-01-06T06:56:05Z

Why the Robot Combat League doesn't use the SPARC Botrank system: Additional reason disclosed in discussion elsewhere

← Older revision		Revision as of 06:56, 6 January 2024
Line 22:		Line 22:
	==Why the Robot Combat League doesn't use the SPARC Botrank system==		==Why the Robot Combat League doesn't use the SPARC Botrank system==
	Although the '''[http://sparc.tools/BotRank/index.php SPARC Botrank]''' system made an attempt at tracking how well robots performed, their system had several shortcomings.		Although the '''[http://sparc.tools/BotRank/index.php SPARC Botrank]''' system made an attempt at tracking how well robots performed, their system had several shortcomings.
	* ~~The primary problem with~~ Botrank ~~is that~~ scores ~~are~~ greatly influenced by the number of events a bot has competed in; bots that competed a lot were favored over those that placed highly in events. This led to situations where a bot that competed and performed 'OK' in a half dozen events would be ranked higher than a robot that competed in and won two events.		* Botrank scores were greatly influenced by the number of events a bot has competed in; bots that competed a lot were favored over those that placed highly in events. This led to situations where a bot that competed and performed 'OK' in a half dozen events would be ranked higher than a robot that competed in and won two events.
	* ~~Another issue is that~~ Botrank rankings ~~are~~ adjusted based on an 18-month rolling time period. While this captures recent performance well, having ~~no defined seasons or periods~~ where rankings would be set ~~makes its~~ calculations ~~ever changing and~~ difficult to evaluate.		* Forfeits in events were found to be inconsistently reported, leading to errors in ranking.
	* ~~The SPARC~~ Botrank ~~system~~ didn't have a way to disambiguate robots with the same name. Common robot names like 'Hazard' made the results unreliable.		* Botrank rankings were adjusted based on an 18-month rolling time period. While this captures recent performance well, having a moving period where rankings would be set made calculations of seasonal rank difficult to evaluate.
			* Botrank didn't have a way to disambiguate robots with the same name. Common robot names like 'Hazard' made the results unreliable.

	==Robot Combat League Ranks==		==Robot Combat League Ranks==
	The [https://www.robotcombatevents.com/types Robot Combat League bot ranking page] is updated periodically and can be filtered by year.		The [https://www.robotcombatevents.com/types Robot Combat League bot ranking page] is updated periodically and can be filtered by year.

Chklnk: Update 2023 past tense, ranking page described

2023-11-06T05:46:48Z

Update 2023 past tense, ranking page described

← Older revision		Revision as of 05:46, 6 November 2023
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	The season starts the first day of March and ends on the last day of February. Competitions in this time period are considered qualifiers for the next event. With the 2022 season being the first, adjustments to the season dates may be made if needed. Event data prior to March 2022 isn't complete, so take historical rankings with a grain of salt.		The season starts the first day of March and ends on the last day of February. Competitions in this time period are considered qualifiers for the next event. With the 2022 season being the first, adjustments to the season dates may be made if needed. Event data prior to March 2022 isn't complete, so take historical rankings with a grain of salt.

	The first season ran from March, 2022 to February, 2023 ~~and the~~ '''[https://www.robotcombatevents.com/events/853 first competition]''' ~~is scheduled for~~ May, 2023 in Seattle, Washington. Since an appropriate arena is not available for this event, 30lb destructive bots ~~will~~ not ~~be able to~~ compete ~~this year~~.		The first season consisted of 98 local events and ran from March, 2022 to February, 2023. The Robot Combat League National Championship '''[https://www.robotcombatevents.com/events/853 first competition]''' took place May, 2023 in Seattle, Washington. Since an appropriate arena was not available for this event, 30lb destructive bots did not compete in 2023.

	==Why the Robot Combat League doesn't use the SPARC Botrank system==		==Why the Robot Combat League doesn't use the SPARC Botrank system==
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	* The SPARC Botrank system didn't have a way to disambiguate robots with the same name. Common robot names like 'Hazard' made the results unreliable.		* The SPARC Botrank system didn't have a way to disambiguate robots with the same name. Common robot names like 'Hazard' made the results unreliable.

	==[https://www.robotcombatevents.com/types Robot Combat League ~~Ranks~~]==		==Robot Combat League Ranks==
			The [https://www.robotcombatevents.com/types Robot Combat League bot ranking page] is updated periodically and can be filtered by year.

← Older revision		Revision as of 01:13, 18 October 2026
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	==See also==		==See also==
	* '''[[Robot Combat League National Championship]]''' – past champions and results		* '''[[Robot Combat League National Championship]]''' – past champions and results
			* '''[[Growth of Robot Combat]]''' – League events, robots and teams by season
	* '''[[Major Competitions]]'''		* '''[[Major Competitions]]'''
	* '''[[Events]]''' – find a local event		* '''[[Events]]''' – find a local event
	* '''[[SPARC]]'''		* '''[[SPARC]]'''