{"count":59518,"next":"https://online-go.com/api/v1/tournaments/?ordering=board_size&page=5478","previous":"https://online-go.com/api/v1/tournaments/?ordering=board_size&page=5476","results":[{"id":130858,"name":"HAPPY GO #114 Double Elimination","director":{"id":1220803,"username":"nobhaete","country":"cn","icon":"https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png","ratings":{"version":5,"overall":{"rating":1867.2823160225976,"deviation":69.2457697096854,"volatility":0.059851516694973766}},"ranking":29.373671077061484,"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":71,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"},"auto_start_on_max":false,"time_start":"2025-08-03T04:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":34,"analysis_enabled":true,"exclusivity":"open","started":"2025-08-03T04:00:51.765908Z","ended":"2025-12-01T04:36:58.797790Z","start_waiting":"2025-08-03T04:00:51.666497Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png","player_count":9,"ranked":true},{"id":104057,"name":"Correspondence 19x19 RoundRobin 2023-06-07 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 Sitewide Tournament","schedule":{"id":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260427T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-04-27T19:00:35.076545Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"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":"2026-04-30T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2023-06-07T19:00:30.088048Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2023-06-07T19:00:30.900920Z","ended":"2023-08-11T05:19:49.249583Z","start_waiting":"2023-06-07T19:00:30.320325Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":10,"ranked":true},{"id":70968,"name":"Blitz 19x19 Elimination Tournament 2021-02-03 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:20260429T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-04-29T17:00:48.690508Z","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":"2026-04-29T21:00:00Z","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":"2021-02-03T21:30:41.404868Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2021-02-03T21:30:42.883535Z","ended":"2021-02-03T22:19:19.535187Z","start_waiting":"2021-02-03T21:30:42.712964Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":8,"ranked":true},{"id":92058,"name":"Correspondence Weekly McMahon 19x19 2022-07-09 17:00","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 Sitewide Tournament","schedule":{"id":9,"name":"Correspondence Weekly McMahon 19x19","rrule":"DTSTART:20260427T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-04-27T17:00:35.101949Z","lead_time_seconds":432000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"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":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":4,"maximum_players":1000},"next_run":"2026-05-04T17:00:00Z","base_points":"30.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"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":"2022-07-09T17:00:29.191008Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2022-07-09T17:00:34.032309Z","ended":"2024-02-07T21:51:36.202027Z","start_waiting":"2022-07-09T17:00:31.843562Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":38,"ranked":true},{"id":68084,"name":"KataGo SelfPlay V1","director":{"id":835055,"username":"Deleted_2020_12_30_13:59","country":"un","icon":"https://user-uploads.online-go.com/62b3c455df5ac0842db5152013ede596-64.png","ratings":{"version":5,"overall":{"rating":2485.9488054932567,"deviation":74.01327897869501,"volatility":0.0600188361571621}},"ranking":35.99851428370579,"professional":false,"ui_class":""},"description":"KataGo vs OGS!","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"chinese","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":7065,"name":"KG/LZ/Leela","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":2,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2020-12-01T02:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":12,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2020-12-01T02:00:26.455762Z","ended":"2021-02-26T06:37:02.462359Z","start_waiting":"2020-12-01T02:00:24.007778Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":10,"ranked":true},{"id":67084,"name":"Cute bunnies🐰","director":{"id":769861,"username":"rainncat","country":"us","icon":"https://user-uploads.online-go.com/63b1a39787f99d6149e4e1cb7cc755f5-64.png","ratings":{"version":5,"overall":{"rating":975.0308630931373,"deviation":65.62894696966373,"volatility":0.060026784983209604}},"ranking":14.331490463627786,"professional":false,"ui_class":""},"description":"Have fun!","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":-1,"rules":"japanese","time_per_move":262080,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":259200,"initial_time":259200,"max_time":864000},"is_open":true,"exclude_provisional":true,"group":{"id":6843,"name":"bunny and squirrel","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":17,"icon":"https://user-uploads.online-go.com/4fbbe44d15fe786fd4c4d0d540f0ee05-64.png"},"auto_start_on_max":false,"time_start":"2020-10-31T18:00:00Z","players_start":5,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":15,"analysis_enabled":true,"exclusivity":"open","started":"2020-10-31T18:00:07.233407Z","ended":"2021-04-08T17:11:50.940487Z","start_waiting":"2020-10-31T18:00:06.798073Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/4fbbe44d15fe786fd4c4d0d540f0ee05-15.png","player_count":8,"ranked":true},{"id":77238,"name":"19x19 double elimination monthly championship 6 (june&july 2021)","director":{"id":861327,"username":"Jack the protaGOnist","country":"cn","icon":"https://user-uploads.online-go.com/a0b3993a4ac594108efa52a044210bba-64.png","ratings":{"version":5,"overall":{"rating":1672.033059307691,"deviation":61.65197767699118,"volatility":0.06000663457564414}},"ranking":26.81689756840323,"professional":false,"ui_class":""},"description":"sorry I forgot to make a tournament for June so I am combining June and July's tournament up.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":67200,"time_control_parameters":{"system":"canadian","time_control":"canadian","speed":"correspondence","pause_on_weekends":true,"main_time":604800,"period_time":604800,"stones_per_period":10},"is_open":true,"exclude_provisional":false,"group":{"id":7383,"name":"hangout and have fun","summary":"]","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":21,"icon":"https://user-uploads.online-go.com/475e03f7bfbd3f230470aea89405e15c-64.png"},"auto_start_on_max":true,"time_start":"2021-07-31T14:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-07-31T14:00:49.556087Z","ended":"2023-06-07T05:28:46.577089Z","start_waiting":"2021-07-31T14:00:48.520154Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/475e03f7bfbd3f230470aea89405e15c-15.png","player_count":51,"ranked":true},{"id":68314,"name":"Correspondence 19x19 RoundRobin 2020-11-28 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 Sitewide Tournament","schedule":{"id":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260427T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-04-27T19:00:35.076545Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"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":"2026-04-30T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2020-11-28T19:00:57.782678Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2020-11-28T19:01:01.375410Z","ended":"2021-06-02T02:26:57.845630Z","start_waiting":"2020-11-28T19:00:58.760917Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":10,"ranked":true},{"id":66881,"name":"The Lounge (Tournament)","director":{"id":760687,"username":"HHG","country":"_United_Federation_of_Planets","icon":"https://secure.gravatar.com/avatar/94b05df11403a71a7a364ac616a2b643?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1358.7847135068978,"deviation":64.1188301435753,"volatility":0.0601574746002211}},"ranking":22.014439802187283,"professional":false,"ui_class":""},"description":"The Lounge (Tournament Description)","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":true,"group":{"id":6561,"name":"The Lounge (Group)","summary":"The Lounge (Group Short Description)","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":26,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2020-12-01T00:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-12-01T00:00:20.933222Z","ended":"2021-03-10T14:55:58.477371Z","start_waiting":"2020-12-01T00:00:20.205122Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":11,"ranked":true},{"id":69416,"name":"芊芊 VS 梓謙","director":{"id":818416,"username":"傳碁學園","country":"un","icon":"https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png","ratings":{"version":5,"overall":{"rating":1898.3468207617877,"deviation":71.28817954667363,"volatility":0.06041644550084839}},"ranking":29.755630942351214,"professional":false,"ui_class":""},"description":"芊芊 VS 梓謙","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":23,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":1200,"period_time":10,"periods":1},"is_open":true,"exclude_provisional":false,"group":{"id":7533,"name":"傳碁 A班","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":36,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2020-12-26T11:00:00Z","players_start":2,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2020-12-26T10:12:14.141402Z","ended":"2020-12-26T10:12:14.829115Z","start_waiting":"2020-12-26T10:12:14.080976Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":2,"ranked":true}]}