{"count":59570,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-board_size&page=5384","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-board_size&page=5382","results":[{"id":71088,"name":"Live 9x9 Double Elimination Tournament 2021-02-06 18:30","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 Sitewide Tournament","schedule":{"id":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260505T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-05-05T22:00:49.120551Z","lead_time_seconds":1800,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":100},"next_run":"2026-05-06T02:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":33,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2021-02-06T18:30:41.670209Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2021-02-06T18:30:43.492176Z","ended":"2021-02-06T19:23:09.839711Z","start_waiting":"2021-02-06T18:30:43.219063Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":5,"ranked":true},{"id":66542,"name":"Sunday tournament","director":{"id":56637,"username":"milanm","country":"un","icon":"https://user-uploads.online-go.com/3ca6488bbc5b99dee6389c8324babd42-64.png","ratings":{"version":5,"overall":{"rating":1684.0779854843065,"deviation":65.22737010236021,"volatility":0.05990184179575651}},"ranking":26.98306682471456,"professional":false,"ui_class":"aga"},"description":"weekly 9x9 tournament","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":31,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"live","pause_on_weekends":false,"time_increment":30,"initial_time":120,"max_time":240},"is_open":true,"exclude_provisional":false,"group":{"id":5803,"name":"Massachusetts Go Foundation","summary":"","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":49,"icon":"https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-64.png"},"auto_start_on_max":false,"time_start":"2020-10-11T17:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2020-10-11T16:59:14.521064Z","ended":"2020-10-11T17:31:21.327781Z","start_waiting":"2020-10-11T16:59:14.222181Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-15.png","player_count":8,"ranked":true},{"id":126999,"name":"Live 9x9 Double Elimination Tournament 2025-03-31 14:30","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":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260505T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-05-05T22:00:49.120551Z","lead_time_seconds":1800,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":100},"next_run":"2026-05-06T02:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":41,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2025-03-31T14:30:12.984730Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2025-03-31T14:31:13.052701Z","ended":"2025-03-31T15:18:32.927584Z","start_waiting":"2025-03-31T14:31:12.962665Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":6,"ranked":true},{"id":86067,"name":"Yıldız turnuvası","director":{"id":1119881,"username":"GojiraRıfkı","country":"un","icon":"https://secure.gravatar.com/avatar/f201dfdd862715ab270fce71c90be9e4?s=64&d=retro","ratings":{"version":5,"overall":{"rating":976.6779608507782,"deviation":314.7288960015681,"volatility":0.06000678552979669}},"ranking":14.37056424520204,"professional":false,"ui_class":"provisional"},"description":"Herkes gelsin","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"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":11123,"name":"UZE YILDIZLAR","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":11,"icon":"https://user-uploads.online-go.com/c213492930dea0232c798079c0df96d9-64.png"},"auto_start_on_max":false,"time_start":"2022-02-13T11:00:00Z","players_start":8,"first_pairing_method":"slide","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2023-01-29T06:30:36.735623Z","ended":"2023-05-22T22:22:24.837745Z","start_waiting":"2023-01-29T06:30:36.573004Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/c213492930dea0232c798079c0df96d9-15.png","player_count":8,"ranked":true},{"id":100958,"name":"Live 9x9 Double Elimination Tournament 2023-03-10 14:30","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 Sitewide Tournament","schedule":{"id":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260505T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-05-05T22:00:49.120551Z","lead_time_seconds":1800,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":100},"next_run":"2026-05-06T02:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":41,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2023-03-10T14:30:23.841660Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2023-03-10T14:30:25.266058Z","ended":"2023-03-10T16:24:18.799809Z","start_waiting":"2023-03-10T14:30:24.956048Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":16,"ranked":true},{"id":63586,"name":"Tianyuan Nines Title Tournament 2020","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":"Tianyuan Nines Title Tournament 2020\n\nTitle Holder: Sadaharu [Nines Tianyuan]\n\nHall of Fame:\n\n\n\t| Year | \n\tTitle Match Winner | \n\tScore | \n\tTitle Match Runner-up | \n\t\n\tTitle Tournament Winner\n\t\t \n\t | \n\t\n\t\tTitle Tournament Runner-up\n\t\t \n\t | \n\t\n\t\tTitle Tournament 3rd Place\n\t \n\t | \n
\n\n\t| 2007 | \n\thotspur | | | \n\thotspur (2d) | dexy (1d) | nare (1k) | \n
\n\n\t| 2008 | \n\tdexy | ∗ | hotspur | \n\tdexy (1d) | KlausP (3d) | KyuT (4d) | \n
\n\n\t| 2009 | \n\tKlausP | 4-1 | dexy | \n\tKlausP (3d) | dexy (1d) | KyuT (4d) | \n
\n\n\t| 2010 | \n\tKlausP | 5-0 | illluck | \n\tillluck (1d) | maximemichel (1k) | dexy (1d) | \n
\n\n\t| 2011 | \n\tvitality | ∗ | KlausP | \n\tvitality (5d) | zealot (3d) | illluck (1d) | \n
\n\n\t| 2012 | \n\tpollemand | 4-1 | vitality | \n\tpollemand (3d) | devariot (1k) | joachim (1k) | \n
\n\n\t| 2013 | \n\tpollemand | 3-2 | taikobara | \n\ttaikobara (7k) | gamesorry (2d) | herminator (2d) | \n
\n\n\t| 2014 | \n\tmark5000 | 4-1 | devariot | \n\tmark5000 (2d) | devariot (1k) | adhalanay (4k) | \n
\n\n\t| 2015 | \n\tmark5000 | \n\t4-1 | \n\tgamesorry | \n\t魑魅魍魉 (2d) | 一只安东尼 (3d) | gamesorry (3d) | \n
\n\n\t| 2016 | \n\tmark5000 | \n\t4-1 | \n\tLomis | \n\tLomis (1d) | Sadaharu (5d) | まいどー(^笑^)/ (1d) | \n
\n\n\t| 2017 | \n\tBorealiz | \n\t3-1 | \n\tmark5000 | \n\tBorealiz (6d) | zebra (1d) | Sadaharu (6d) | \n
\n\n\t| 2018 | \n\tSadaharu | \n\t3-0 | \n\tBorealiz | \n\tSadaharu (9d) | plusone25th (6d) | huangyungjan (5k) | \n
\n\n\t| 2019 | \n\t | \n\t(TBA) | \n\t | \n\tSadaharu (9d+) | earlgreyhot (9d) | Baklan (6d) | \n
\n
\n\nNotes:\n- ∗ means the games were finished by timeout or retirement. Old OGS ranks are displayed for tournaments before 2017.\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- Bots and use of AI are prohibited in this tournament and violators will be disqualified.","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":false,"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":2976,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2020-09-21T03:00:00Z","players_start":120,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-09-21T03:01:04.267407Z","ended":"2021-05-13T14:46:14.199216Z","start_waiting":"2020-09-21T03:00:38.872286Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":141,"ranked":true},{"id":128760,"name":"Live 9x9 Double Elimination Tournament 2025-05-24 06:30","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":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260505T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-05-05T22:00:49.120551Z","lead_time_seconds":1800,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":100},"next_run":"2026-05-06T02:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":41,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2025-05-24T06:30:58.833857Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2025-05-24T06:32:00.227561Z","ended":"2025-05-24T07:30:17.636036Z","start_waiting":"2025-05-24T06:31:58.515590Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":5,"ranked":true},{"id":93041,"name":"Live 9x9 Double Elimination Tournament 2022-08-01 10:30","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 Sitewide Tournament","schedule":{"id":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260505T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-05-05T22:00:49.120551Z","lead_time_seconds":1800,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":100},"next_run":"2026-05-06T02:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":33,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2022-08-01T10:30:22.345331Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2022-08-01T10:30:23.748968Z","ended":"2022-08-01T11:28:46.398063Z","start_waiting":"2022-08-01T10:30:23.465725Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":6,"ranked":true},{"id":67466,"name":"Live 9x9 Double Elimination Tournament 2020-11-05 14:30","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 Sitewide Tournament","schedule":{"id":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260505T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-05-05T22:00:49.120551Z","lead_time_seconds":1800,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":100},"next_run":"2026-05-06T02:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":33,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2020-11-05T14:30:06.897140Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2020-11-05T14:30:08.722649Z","ended":"2020-11-05T15:35:21.196913Z","start_waiting":"2020-11-05T14:30:08.183442Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":9,"ranked":true},{"id":119262,"name":"9x9 Open D.E. Cup #145","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1302.5634718234464,"deviation":69.06809206244723,"volatility":0.060209056214312356}},"ranking":21.036202220240828,"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":697,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2024-08-25T19:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-08-25T02:07:10.769842Z","ended":"2024-11-09T01:13:29.564736Z","start_waiting":"2024-08-25T02:07:10.668879Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":8,"ranked":true}]}