{"count":60873,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=1872","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=1870","results":[{"id":142210,"name":"Correspondence 19x19 RoundRobin 2026-07-15 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":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260828T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-08-28T19:00:32.092524Z","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":"2026-08-31T19:00:00Z","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":"2026-07-15T19:00:48.462452Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2026-07-15T19:01:56.481211Z","ended":null,"start_waiting":"2026-07-15T19:01:56.032731Z","board_size":19,"active_round":1,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":10,"ranked":true},{"id":99182,"name":"1 -> 梁浚軒 2 -> 陳建臻","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":"1 -> 梁浚軒\n2 -> 陳建臻","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"chinese","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":2},"is_open":true,"exclude_provisional":false,"group":{"id":7531,"name":"傳碁 C班","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":87,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2023-01-21T08:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2023-01-21T07:15:29.068615Z","ended":"2023-01-21T07:47:10.687912Z","start_waiting":"2023-01-21T07:15:29.003865Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":2,"ranked":true},{"id":143354,"name":"实战复盘班(19/8)","director":{"id":155306,"username":"qingxiang96","country":"my","icon":"https://user-uploads.online-go.com/475df8480623aaab56b966dcc9d23760-64.png","ratings":{"version":5,"overall":{"rating":1792.6870954668432,"deviation":67.02848811599215,"volatility":0.05975120396470191}},"ranking":28.42988257127895,"professional":false,"ui_class":""},"description":"Only for 实战复盘班","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":8,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"rapid","pause_on_weekends":false,"time_increment":6,"initial_time":300,"max_time":300},"is_open":true,"exclude_provisional":false,"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":"2026-08-19T12:35:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2026-08-19T12:27:32.826185Z","ended":"2026-08-19T12:43:14.927866Z","start_waiting":"2026-08-19T12:27:32.683651Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/3bc36a733d9750874d79f67ecc4f2fc3-15.png","player_count":7,"ranked":false},{"id":32205,"name":"fkjsndfksdnjkgd","director":{"id":476423,"username":"amir 아미르","country":"un","icon":"https://secure.gravatar.com/avatar/46a5a97887f372cc96ec16e85535e169?s=64&d=retro","ratings":{"version":5,"overall":{"rating":972.7129512541856,"deviation":63.59929111909414,"volatility":0.059984278250887806}},"ranking":14.27639113895505,"professional":false,"ui_class":""},"description":"odisjgsjisgjisd","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":25,"name":"Go Basics","summary":"A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":18128,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2017-11-24T21:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2017-11-30T20:34:04.123675Z","ended":"2017-12-12T16:09:49.850366Z","start_waiting":"2017-11-30T20:34:03.835120Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":4,"ranked":true},{"id":85501,"name":"9x9 Mini League 10k-25k #16","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1436.6763223064163,"deviation":73.64403890814872,"volatility":0.06029187474891314}},"ranking":23.304858514505188,"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":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":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":715,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2022-02-06T21:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2022-02-02T17:58:06.233013Z","ended":"2022-02-15T12:52:14.664776Z","start_waiting":"2022-02-02T17:58:06.020311Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":89853,"name":"Teaching League I","director":{"id":1095664,"username":"USE17","country":"un","icon":"https://secure.gravatar.com/avatar/8a6e68aaae476904d26cb7a7372643ea?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1188.792006203979,"deviation":61.76404829061147,"volatility":0.0606255655038105}},"ranking":18.920372006199532,"professional":false,"ui_class":""},"description":"Test tournament","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":30,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":60,"period_time":30,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":28,"name":"Teaching League","summary":"The teaching league is a group for players who want to improve their game by playing, as well as by teaching weaker players.\n\nQuick rule summary: no handicap, moderate time settings, stronger player creates a review.\n\nPlease add \"TL\" to the game name.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":4515,"icon":"https://user-uploads.online-go.com/b1a8e87e33263bc92ccdc6303c0c184c-64.png"},"auto_start_on_max":false,"time_start":"2022-05-11T02:20:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-05-11T02:20:27.843311Z","ended":"2022-05-11T02:28:23.866934Z","start_waiting":"2022-05-11T02:20:27.779620Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/b1a8e87e33263bc92ccdc6303c0c184c-15.png","player_count":2,"ranked":true},{"id":141754,"name":"12345678","director":{"id":1839947,"username":"cp13","country":"un","icon":"https://secure.gravatar.com/avatar/6c1584b8f521e9a34fbee42449f876c9?s=64&d=retro","ratings":{"version":5,"overall":{"rating":710.3615547953566,"deviation":250,"volatility":0.06}},"ranking":7.000000000000001,"professional":false,"ui_class":"provisional"},"description":"1334567i","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":9,"time_control_parameters":{"system":"absolute","time_control":"absolute","speed":"live","pause_on_weekends":false,"total_time":1200},"is_open":true,"exclude_provisional":false,"group":{"id":15616,"name":"8 คิว ที่รอคอย","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":32,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2026-07-01T06:25:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2026-07-01T06:25:17.410724Z","ended":"2026-07-01T06:31:43.958047Z","start_waiting":"2026-07-01T06:25:17.358472Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":4,"ranked":false},{"id":141755,"name":"87654321","director":{"id":1839947,"username":"cp13","country":"un","icon":"https://secure.gravatar.com/avatar/6c1584b8f521e9a34fbee42449f876c9?s=64&d=retro","ratings":{"version":5,"overall":{"rating":710.3615547953566,"deviation":250,"volatility":0.06}},"ranking":7.000000000000001,"professional":false,"ui_class":"provisional"},"description":"1334567i","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":21,"time_control_parameters":{"system":"absolute","time_control":"absolute","speed":"live","pause_on_weekends":false,"total_time":600},"is_open":true,"exclude_provisional":false,"group":{"id":15616,"name":"8 คิว ที่รอคอย","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":32,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2026-07-01T07:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2026-07-01T06:32:20.972145Z","ended":"2026-07-01T06:48:42.478416Z","start_waiting":"2026-07-01T06:32:20.915167Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":4,"ranked":false},{"id":139376,"name":"9x9 Mini League 10k-25k #386","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1436.6763223064163,"deviation":73.64403890814872,"volatility":0.06029187474891314}},"ranking":23.304858514505188,"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":715,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2026-04-26T19:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2026-04-22T14:40:44.562656Z","ended":"2026-07-01T05:36:13.305796Z","start_waiting":"2026-04-22T14:40:44.228466Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":102378,"name":"Correspondence 19x19 RoundRobin 2023-04-20 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:20260828T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-08-28T19:00:32.092524Z","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":"2026-08-31T19:00:00Z","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":"2023-04-20T19:00:29.859188Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2023-04-20T19:00:33.245673Z","ended":"2023-09-21T04:58:27.043830Z","start_waiting":"2023-04-20T19:00:32.566805Z","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}]}