{"count":59438,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=analysis_enabled&page=5850","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=analysis_enabled&page=5848","results":[{"id":82664,"name":"19x19 Double Elimination🐉","director":{"id":584481,"username":"Mulsiphix","country":"us","icon":"https://user-uploads.online-go.com/f79dd274bd83ca6fdf5e2c1af119ba63-64.png","ratings":{"version":5,"overall":{"rating":1723.508332937557,"deviation":67.30621035483453,"volatility":0.06024145341136911}},"ranking":27.51884388340188,"professional":false,"ui_class":"supporter"},"description":"☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n\n☆ This is a ‘Suicidal Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n\n☆ Does NOT pause on the weekend.\n\n☆ If this sounds like a good time to you, please join us!\n\n
\n\nTournaments are a great way to locate players who are more competitive than your average opponent. A big part of improving your own skills is to have them tested by capable challengers. If you would like to be a part of more New Zealand rule set tournaments, check out our group for weekly opportunities.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"nz","time_per_move":44160,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":86400,"max_time":172800},"is_open":true,"exclude_provisional":true,"group":{"id":3207,"name":"New Zealand Tournaments","summary":"This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":592,"icon":"https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"},"auto_start_on_max":true,"time_start":"2030-12-25T21:00:00Z","players_start":8,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2026-01-23T12:43:54.299547Z","ended":null,"start_waiting":"2026-01-23T12:43:53.203134Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png","player_count":64,"ranked":true},{"id":139241,"name":"Handicap Arena 2026 - 030","director":{"id":526987,"username":"Gia","country":"gr","icon":"https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png","ratings":{"version":5,"overall":{"rating":1052.4861819192151,"deviation":64.1418038440685,"volatility":0.06007162140206108}},"ranking":16.101106829509398,"professional":false,"ui_class":"supporter"},"description":"Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":13655,"name":"Handicap Arena","summary":"Organising arena-type handicap correspondence tournaments.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":105,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"},"auto_start_on_max":true,"time_start":"2026-04-15T14:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-04-14T15:11:02.532003Z","ended":null,"start_waiting":"2026-04-14T15:11:02.270952Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":5,"ranked":true},{"id":137822,"name":"Correspondence 9x9 RoundRobin 2026-03-01 19:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Site-wide Tournament","schedule":{"id":5,"name":"Correspondence 9x9 RoundRobin","rrule":"DTSTART:20260420T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-04-20T19:00:57.017825Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":10},"next_run":"2026-04-23T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2026-03-01T19:00:40.583837Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2026-03-01T19:00:41.032011Z","ended":"2026-03-13T11:12:12.471552Z","start_waiting":"2026-03-01T19:00:40.680348Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":4,"ranked":true},{"id":138559,"name":"Absolute Fortnight - July 2026","director":{"id":710368,"username":"Macrophage","country":"un","icon":"https://user-uploads.online-go.com/90a535ecb859bd75ac6553453904b2ab-64.png","ratings":{"version":5,"overall":{"rating":1733.9699184577612,"deviation":68.86755839046208,"volatility":0.05978154467222373}},"ranking":27.65893815228083,"professional":false,"ui_class":""},"description":"**Beware the absolute time control.**\n\nA tournament series by Macrophage and fix.david\n\nPrevious tournament: https://online-go.com/tournament/136191\n\nNext tournament: Not yet created.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":9573,"time_control_parameters":{"system":"absolute","time_control":"absolute","speed":"correspondence","pause_on_weekends":false,"total_time":1209600},"is_open":true,"exclude_provisional":true,"group":{"id":508,"name":"Fast Correspondence","summary":"Tournaments for people who like to play quick correspondence games.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":823,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"},"auto_start_on_max":false,"time_start":"2026-06-30T23:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":null,"ended":null,"start_waiting":null,"board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png","player_count":8,"ranked":true},{"id":132869,"name":"9x9 Open D.E. Cup #198","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1342.0294682275521,"deviation":67.12449415853307,"volatility":0.06020075398567622}},"ranking":21.7272013041845,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":95543,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":3524,"name":"9x9 Lovers","summary":"A group for Go players who love the 9x9 board.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":698,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2025-10-05T19:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-10-05T06:35:22.438067Z","ended":"2026-02-19T04:34:04.339990Z","start_waiting":"2025-10-05T06:35:22.333377Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":8,"ranked":true},{"id":126803,"name":"Nemo joue au jeu de Go avec des amis D.E. #3","director":{"id":1436588,"username":"Arrow A6 anti-","country":"zz","icon":"https://user-uploads.online-go.com/8670729a0e8d1142fea14d8bd6800517-64.png","ratings":{"version":5,"overall":{"rating":588.6751839572613,"deviation":80.73457404236709,"volatility":0.0636275307525229}},"ranking":5,"professional":false,"ui_class":""},"description":"Nemo joue au jeu de go avec des amis.\n

Nemo play Go game with friends

\n\n\n\n\n \n \n\n\n \n\n\n
\n

Welcome join Us
\n \n 无间勤碁术化
Go Advance forward forever

\n

\n

\n

\n\nWe enjoy playing Go\n\n

\n\n\n\n
\n\n\n\n\n

\n\n

\n\n\"Flag","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":86400,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":false,"group":{"id":13797,"name":" 无间勤碁术化 Go Advance forward forever","summary":"欢迎围棋爱好者来到属于您的园地\n\n\n In Your 💖 Go to Universes everywhere","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":496,"icon":"https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"},"auto_start_on_max":false,"time_start":"2025-03-27T22:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-03-27T22:00:15.734709Z","ended":"2025-08-11T23:52:30.709468Z","start_waiting":"2025-03-27T22:00:15.624961Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png","player_count":6,"ranked":true},{"id":91630,"name":"Alan Turing Main Title Tournament 2022","director":{"id":40318,"username":"gamesorry","country":"cn","icon":"https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro","ratings":{"version":5,"overall":{"rating":2004.4188438214221,"deviation":67.71437067217448,"volatility":0.06015576961047741}},"ranking":31.014313855840236,"professional":false,"ui_class":"supporter"},"description":"Alan Turing Main Title Tournament 2022\n\nTitle Holder: mark5000 [Alan Turing] x4\n\nHall of Fame:\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\n
YearTitle Match WinnerScoreTitle Match Runner-upTitle Tournament WinnerGoldTitle Tournament Runner-upSilverTitle Tournament 3rd PlaceBronze
2010UberdudeUberdude (6d)vitality (5d)Elin (3d)
2011vitality∗Uberdudevitality (5d)nrx (3d)Elin (3d)
2012vitality5-0nrxvitality (5d)Sadaharu (5d)Elin (3d)
2015mark50005-0vitalitymark5000 (6d)gogop2016 (3d)vinceuji (3d)
2016mark50003-2peecatchoopeecatchoo (9d+)KDJ123 (9d)Sadaharu (9d)
2017mark50005-0micky0427 [4d]peecatchoo (9d)Sadaharu (9d)RoyalLeela (5d)
2018mark5000∗AquaBot [9d]AquaBot [9d]Tokumoto [1d]Sadaharu [5d]
2019TBA: mark5000vsJBXKataBot2JBXKataBot2 [9d]JBXLeelaBot [8d]husrev [7d]
2020Ongoing: Round 3
2021Ongoing: Round 2
\n\n∗ means the games were finished by timeout or retirement.\n\nNotes:\n- The starting time on this page is an approximation and subject to change. It will be finalized once the announcement is posted in OGS Title Tournaments group and Title Tournament Announcement.\n- Old OGS ranks are displayed for tournaments before 2013.\n- Bots and use of AI are allowed in Alan Turing tournaments.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"chinese","time_per_move":93120,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":515,"name":"OGS Title Tournaments","summary":"Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":2970,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2022-08-26T23:00:00Z","players_start":150,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-08-26T23:00:48.403421Z","ended":"2025-10-05T16:25:03.617376Z","start_waiting":"2022-08-26T23:00:35.836510Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":189,"ranked":true},{"id":137242,"name":"Correspondence 9x9 RoundRobin 2026-02-11 19:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Site-wide Tournament","schedule":{"id":5,"name":"Correspondence 9x9 RoundRobin","rrule":"DTSTART:20260420T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-04-20T19:00:57.017825Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":10},"next_run":"2026-04-23T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2026-02-11T19:00:45.529608Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2026-02-11T19:00:46.220627Z","ended":"2026-02-26T04:36:51.067008Z","start_waiting":"2026-02-11T19:00:45.999837Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":4,"ranked":true},{"id":132769,"name":"13x13 Open D.E. Cup #79","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1342.0294682275521,"deviation":67.12449415853307,"volatility":0.06020075398567622}},"ranking":21.7272013041845,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":90782,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":12599,"name":"GO Special Tournaments","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":70,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2025-10-05T20:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-10-05T10:03:58.353092Z","ended":"2026-04-21T20:53:14.855545Z","start_waiting":"2025-10-05T10:03:58.252867Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":139275,"name":"9x9 Mini League 10k-25k #385","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1342.0294682275521,"deviation":67.12449415853307,"volatility":0.06020075398567622}},"ranking":21.7272013041845,"professional":false,"ui_class":""},"description":"Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":3524,"name":"9x9 Lovers","summary":"A group for Go players who love the 9x9 board.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":698,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2026-04-19T19:05:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2026-04-17T10:01:47.951071Z","ended":null,"start_waiting":"2026-04-17T10:01:47.703281Z","board_size":9,"active_round":1,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true}]}