{"count":60464,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-board_size&page=1022","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-board_size&page=1020","results":[{"id":136641,"name":"HAPPY GO #136 Double Elimination","director":{"id":1220803,"username":"nobhaete","country":"cn","icon":"https://user-uploads.online-go.com/e840f4920c1211e712dd265d8b780926-64.png","ratings":{"version":5,"overall":{"rating":2007.869650763803,"deviation":70.20315014009265,"volatility":0.05977369179082789}},"ranking":31.05413462173046,"professional":false,"ui_class":""},"description":"Hi everyone, welcome and have FUN!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"chinese","time_per_move":43884,"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":12619,"name":"Happy Go!!!","summary":"Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":78,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"},"auto_start_on_max":false,"time_start":"2026-01-25T04:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":34,"analysis_enabled":true,"exclusivity":"open","started":"2026-01-25T04:00:07.592248Z","ended":"2026-04-01T22:50:53.242750Z","start_waiting":"2026-01-25T04:00:07.464131Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png","player_count":9,"ranked":true},{"id":7976,"name":"Blitz 19x19 Elimination Tournament 2015-06-02 21:30","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":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260801T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-08-01T17:00:16.445202Z","lead_time_seconds":1800,"tournament_type":"elimination","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"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":"2026-08-01T21:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":11,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2015-06-02T21:30:38.429924Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2015-06-02T21:30:40.407940Z","ended":"2015-06-02T22:22:58.342457Z","start_waiting":"2015-06-02T21:30:40.300437Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":7,"ranked":true},{"id":47706,"name":"190426练习赛(初级组)","director":{"id":619634,"username":"TheOGSnoob","country":"_Starfleet","icon":"https://user-uploads.online-go.com/a75075d258d505870dbc4cd63dc058b1-64.png","ratings":{"version":5,"overall":{"rating":2146.0169966722465,"deviation":79.44705415198482,"volatility":0.059989259763153176}},"ranking":32.59451894394109,"professional":false,"ui_class":""},"description":"练习赛\n\n如无特殊情况参加者不能用假期功能停止计时，大家要多运用预设条件下子功能。\n\n参加者下的棋我都会做简单的复盘，会在对局里摆出变化图\n\n另外若新比赛开始时，老比赛没有完成任何一局的成员，需要先至少完成一场老比赛才能报名新比赛","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":15360,"time_control_parameters":{"system":"fischer","pause_on_weekends":false,"time_control":"fischer","initial_time":86400,"max_time":172800,"time_increment":14400,"speed":"correspondence"},"is_open":true,"exclude_provisional":false,"group":{"id":3435,"name":"高川格fans","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":24,"icon":"https://user-uploads.online-go.com/546c4135808e72b84c3db1665369905a-64.png"},"auto_start_on_max":false,"time_start":"2019-04-26T11:00:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":21,"analysis_enabled":true,"exclusivity":"group","started":"2019-04-26T11:00:47.208484Z","ended":"2019-05-05T23:38:49.040123Z","start_waiting":"2019-04-26T11:00:46.792516Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/546c4135808e72b84c3db1665369905a-15.png","player_count":4,"ranked":true},{"id":56780,"name":"Entraînement","director":{"id":718120,"username":"SaïFujiwara26","country":"un","icon":"https://secure.gravatar.com/avatar/6bd460eacfbd0340c0c871c1220c78b7?s=64&d=retro","ratings":{"version":5,"overall":{"rating":991.0007080131269,"deviation":66.06176294041738,"volatility":0.06000440771336404}},"ranking":14.707588230095334,"professional":false,"ui_class":""},"description":"Petit tournoi pour s entraîner venez nombreux ;)","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":16,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"live","pause_on_weekends":false,"time_increment":10,"initial_time":600,"max_time":3600},"is_open":true,"exclude_provisional":true,"group":{"id":43,"name":"Kyu Level Study Group","summary":"A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":8932,"icon":"https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"},"auto_start_on_max":false,"time_start":"2020-02-21T11:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-02-21T22:32:09.577301Z","ended":"2020-02-21T23:00:28.613151Z","start_waiting":"2020-02-21T22:32:08.944754Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png","player_count":4,"ranked":true},{"id":132155,"name":"Blitz 19x19 Elimination Tournament 2025-09-06 13:30","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":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260801T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-08-01T17:00:16.445202Z","lead_time_seconds":1800,"tournament_type":"elimination","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"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":"2026-08-01T21:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":11,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2025-09-06T13:30:15.550521Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2025-09-06T13:31:15.647405Z","ended":"2025-09-06T14:11:22.903479Z","start_waiting":"2025-09-06T13:31:15.549229Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":7,"ranked":true},{"id":44354,"name":"June ,Michigan G.P.","director":{"id":467165,"username":"MummRa","country":"us","icon":"https://user-uploads.online-go.com/68359dab5164ddcdffa8ad4ca0699079-64.png","ratings":{"version":5,"overall":{"rating":1260.4514790067904,"deviation":65.48820329250682,"volatility":0.060021236131789904}},"ranking":20.27539481493184,"professional":false,"ui_class":""},"description":"Winners of monthly tournaments will be invited to yearly championship game","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":26880,"time_control_parameters":{"total_time":2419200,"time_control":"absolute","speed":"correspondence","system":"absolute","pause_on_weekends":false},"is_open":true,"exclude_provisional":true,"group":{"id":306,"name":"Michigan Go Players","summary":"For Players from all over Michigan","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":89,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2019-06-14T13:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2019-06-14T13:00:22.326589Z","ended":"2019-10-07T00:11:10.457490Z","start_waiting":"2019-06-14T13:00:20.452633Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":5,"ranked":true},{"id":132156,"name":"World Star Monthly Match (September)","director":{"id":155306,"username":"qingxiang96","country":"my","icon":"https://user-uploads.online-go.com/475df8480623aaab56b966dcc9d23760-64.png","ratings":{"version":5,"overall":{"rating":1767.6550707455963,"deviation":67.56803334605105,"volatility":0.05975244273100541}},"ranking":28.104351544200355,"professional":false,"ui_class":""},"description":"Hello everyone, Let’s have a friendly match within the members in this group!!! Everyone is welcome to join. Hope everyone will enjoy the joy of the game! Good luck.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":37,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":900,"period_time":30,"periods":3},"is_open":true,"exclude_provisional":true,"group":{"id":14930,"name":"World Star Go Academy Group","summary":"“In Go, you are constantly making decisions that are either right or wrong.” — Yasunari Kawabata","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":62,"icon":"https://user-uploads.online-go.com/3bc36a733d9750874d79f67ecc4f2fc3-64.png"},"auto_start_on_max":false,"time_start":"2025-09-13T11:00:00Z","players_start":2,"first_pairing_method":"random","subsequent_pairing_method":"slide","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2025-09-13T11:00:34.097952Z","ended":"2025-09-13T13:58:20.791384Z","start_waiting":"2025-09-13T11:00:34.022879Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/3bc36a733d9750874d79f67ecc4f2fc3-15.png","player_count":6,"ranked":true},{"id":50015,"name":"Blitz 19x19 Elimination Tournament 2019-07-07 17:30","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":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260801T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-08-01T17:00:16.445202Z","lead_time_seconds":1800,"tournament_type":"elimination","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"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":"2026-08-01T21:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":11,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2019-07-07T17:30:06.221702Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2019-07-07T17:30:07.949996Z","ended":"2019-07-07T17:53:41.917311Z","start_waiting":"2019-07-07T17:30:07.557774Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":4,"ranked":true},{"id":119034,"name":"19x19 Open D.E. Cup #81","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1334.9516763494792,"deviation":71.78316198174575,"volatility":0.060265043890392896}},"ranking":21.60478634873523,"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":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":false,"group":{"id":12599,"name":"GO Special Tournaments","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":81,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2024-08-25T21:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-08-23T07:41:19.941012Z","ended":"2025-10-19T16:19:46.782528Z","start_waiting":"2024-08-23T07:41:19.844502Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":132152,"name":"Monthly Tournament September 2025 - 2025 年 9 月月度锦标赛","director":{"id":1056529,"username":"rosa.thomas","country":"_Olympic_Movement","icon":"https://secure.gravatar.com/avatar/6884b58683368c2771984f725049be6f?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1522.8439491613797,"deviation":60.942866777366575,"volatility":0.05986327910881045}},"ranking":24.653282805264876,"professional":false,"ui_class":""},"description":"Have fun!","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"nz","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":259200,"max_time":432000},"is_open":true,"exclude_provisional":false,"group":{"id":15608,"name":"简体中文围棋学习 - Learning Go in Simplified Chinese","summary":"一个以简体中文为主要语言的围棋学习群组，提供教学视频、电子棋书、对局复盘、指导棋等资源，不定期举办群内赛事。","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":3,"icon":"https://user-uploads.online-go.com/82b74f955d081408f2b9cdaf223b4314-64.png"},"auto_start_on_max":false,"time_start":"2025-09-06T11:15:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2025-09-06T11:15:15.612326Z","ended":"2025-09-18T06:37:07.312404Z","start_waiting":"2025-09-06T11:15:15.518362Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/82b74f955d081408f2b9cdaf223b4314-15.png","player_count":4,"ranked":true}]}