{"count":60114,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-ended&page=366","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-ended&page=364","results":[{"id":133352,"name":"Blitz 19x19 Elimination Tournament 2025-10-13 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 Site-wide Tournament","schedule":{"id":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260703T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-07-03T09:00:17.801148Z","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":"2026-07-03T13:00:00Z","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":"2025-10-13T21:30:45.578649Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2025-10-13T21:31:45.575316Z","ended":"2025-10-13T21:42:31.527888Z","start_waiting":"2025-10-13T21:31:45.402428Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":5,"ranked":true},{"id":133348,"name":"Live 9x9 Double Elimination Tournament 2025-10-13 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 Site-wide Tournament","schedule":{"id":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260703T100000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-07-03T10:00:17.852861Z","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":"2026-07-03T14:00:00Z","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":"2025-10-13T18:30:45.224753Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2025-10-13T18:31:45.303744Z","ended":"2025-10-13T19:09:45.865580Z","start_waiting":"2025-10-13T18:31:45.198615Z","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":126217,"name":"9x9 New Zealand Handicap D.E. #20","director":{"id":178104,"username":"dexonsmith","country":"ca","icon":"https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png","ratings":{"version":5,"overall":{"rating":1390.7732166446785,"deviation":67.55416504748428,"volatility":0.06064009346038413}},"ranking":22.55312076827671,"professional":false,"ui_class":"supporter"},"description":"All players welcome. 8 players. Starts only when full.\n\nNew Zealand rules. 9x9 board. Handicap games. Double-elimination.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":-1,"rules":"nz","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":14024,"name":"New Zealand Ladders","summary":"Group for ladders and tournaments that use New Zealand rules.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":79,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"},"auto_start_on_max":true,"time_start":"2025-04-05T03:09:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-07-15T04:49:02.164509Z","ended":"2025-10-13T18:03:55.087600Z","start_waiting":"2025-07-15T04:49:02.069024Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png","player_count":8,"ranked":true},{"id":120732,"name":"Ranked tournament 2024 October #1","director":{"id":1381238,"username":"BuzzerBeater","country":"030","icon":"https://user-uploads.online-go.com/d34952ca0e76fd14a163c154f3b31475-64.png","ratings":{"version":5,"overall":{"rating":2001.8241284084434,"deviation":85.29397411068487,"volatility":0.060949284824007306}},"ranking":30.984326822789182,"professional":false,"ui_class":""},"description":"Welcome all players join","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"nz","time_per_move":86400,"time_control_parameters":{"system":"canadian","time_control":"canadian","speed":"correspondence","pause_on_weekends":true,"main_time":0,"period_time":259200,"stones_per_period":3},"is_open":true,"exclude_provisional":true,"group":{"id":14385,"name":"The Ranked Group","summary":"Join this group and compete for the best ^^","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":189,"icon":"https://user-uploads.online-go.com/afe0747efdb912a764d15d5340a4b85f-64.png"},"auto_start_on_max":false,"time_start":"2024-10-15T12:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-10-15T12:00:43.715466Z","ended":"2025-10-13T17:24:29.811351Z","start_waiting":"2024-10-15T12:00:43.318437Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/afe0747efdb912a764d15d5340a4b85f-15.png","player_count":19,"ranked":true},{"id":128897,"name":"Handicap Arena 2025 - 043","director":{"id":526987,"username":"Gia","country":"gr","icon":"https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png","ratings":{"version":5,"overall":{"rating":1029.5149986946224,"deviation":65.02249367160037,"volatility":0.06006895896120599}},"ranking":15.59024787658416,"professional":false,"ui_class":"supporter"},"description":"Part of an arena tournament - 2025. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 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":108,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"},"auto_start_on_max":true,"time_start":"2025-06-03T15:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-06-03T11:38:32.874504Z","ended":"2025-10-13T15:45:44.742703Z","start_waiting":"2025-06-03T11:38:32.295439Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":10,"ranked":true},{"id":131048,"name":"9x9 Mini League 5k-15k #136","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1367.588622677485,"deviation":69.4904002406682,"volatility":0.06023013142209927}},"ranking":22.163950658246716,"professional":false,"ui_class":""},"description":"Special league for players between 15kyu and 5kyu. 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":708,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2025-08-24T19:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":15,"max_ranking":25,"analysis_enabled":true,"exclusivity":"open","started":"2025-08-24T01:29:01.365878Z","ended":"2025-10-13T14:27:59.446163Z","start_waiting":"2025-08-24T01:29:01.201465Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":131505,"name":"DDK - SDK Crossroad 9x9 mini tournament I","director":{"id":1081052,"username":"Malakia","country":"be","icon":"https://user-uploads.online-go.com/c79fd56979d8c75717ce4a3094a39e8e-64.png","ratings":{"version":5,"overall":{"rating":1557.4970071850476,"deviation":66.19856981690188,"volatility":0.05997167196399649}},"ranking":25.1741680898826,"professional":false,"ui_class":""},"description":"Fast correspondence games for DDK players close to getting into the SDK realm and lower or new SDK players working there way up.\n\n10h per move, you can get up to 7 days, pauses in the weekend, should allow for a decent pace without much risk of timing out. \n\nHave fun!","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":45143,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":36000,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":24,"name":"Double Digit Kyu Room","summary":"For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":3674,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2025-08-28T09:00:00Z","players_start":8,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":15,"max_ranking":25,"analysis_enabled":true,"exclusivity":"open","started":"2025-08-26T05:53:32.152769Z","ended":"2025-10-13T09:25:27.906533Z","start_waiting":"2025-08-26T05:53:32.052170Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":8,"ranked":true},{"id":101127,"name":"Random Tournament - April Fools edition","director":{"id":1229921,"username":"munchiiies","country":"_Pirate","icon":"https://user-uploads.online-go.com/b650cb8c00071df794c40ee31e810d30-64.png","ratings":{"version":5,"overall":{"rating":808.5900103230491,"deviation":64.24372877994966,"volatility":0.059951913621273716}},"ranking":9.998340086813775,"professional":false,"ui_class":""},"description":"Just join for fun if you're a cat. \n\nJoin if you're a person. If you are anything else, go ahead.","schedule":null,"title":null,"tournament_type":"mcmahon","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":1567,"name":"Cat League","summary":"~~~~~~(=^O___O^)=","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":17,"icon":"https://user-uploads.online-go.com/733050e2880f49130b9200276f899495-64.png"},"auto_start_on_max":false,"time_start":"2023-04-02T00:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-04-01T17:04:22.836466Z","ended":"2025-10-13T09:23:16.321197Z","start_waiting":"2023-04-01T17:04:22.376417Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/733050e2880f49130b9200276f899495-15.png","player_count":24,"ranked":true},{"id":133331,"name":"Live 9x9 Double Elimination Tournament 2025-10-13 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:20260703T100000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-07-03T10:00:17.852861Z","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":"2026-07-03T14:00:00Z","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":"2025-10-13T06:30:35.099447Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2025-10-13T06:31:35.161825Z","ended":"2025-10-13T06:48:03.126434Z","start_waiting":"2025-10-13T06:31:35.099976Z","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":130193,"name":"HAPPY GO #111 Double Elimination","director":{"id":1220803,"username":"nobhaete","country":"cn","icon":"https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png","ratings":{"version":5,"overall":{"rating":1990.5304456952285,"deviation":69.76352944967171,"volatility":0.059804120007885334}},"ranking":30.853351756644376,"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":75,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"},"auto_start_on_max":false,"time_start":"2025-07-13T04:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":34,"analysis_enabled":true,"exclusivity":"open","started":"2025-07-13T04:01:01.400871Z","ended":"2025-10-13T00:39:00.976063Z","start_waiting":"2025-07-13T04:01:01.286535Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png","player_count":10,"ranked":true}]}