{"count":59401,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-subsequent_pairing_method&page=3981","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-subsequent_pairing_method&page=3979","results":[{"id":125810,"name":"Correspondence 19x19 RoundRobin 2025-02-26 19:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260418T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-04-18T19:00:56.576777Z","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":"2026-04-21T19:00:00Z","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":"2025-02-26T19:00:50.725647Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2025-02-26T19:01:51.320332Z","ended":"2025-10-14T20:19:23.945909Z","start_waiting":"2025-02-26T19:01:50.723810Z","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":46920,"name":"Correspondence 13x13 RoundRobin 2019-03-28 19:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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":7,"name":"Correspondence 13x13 RoundRobin","rrule":"DTSTART:20260416T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-04-16T19:00:57.227717Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":13,"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":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":"2026-04-19T19:00:00Z","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":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2019-03-28T19:00:10.600054Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2019-03-28T19:00:53.776413Z","ended":"2019-05-06T09:59:59.662846Z","start_waiting":"2019-03-28T19:00:52.736247Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":6,"ranked":true},{"id":109657,"name":"A new year💐💐","director":{"id":1236996,"username":"MingLau","country":"hk","icon":"https://user-uploads.online-go.com/0d6ac99b94f3598fc46abd7588a3f568-64.png","ratings":{"version":5,"overall":{"rating":1094.5105777444942,"deviation":68.09556232756846,"volatility":0.060076988261645106}},"ranking":17.00747897971579,"professional":false,"ui_class":""},"description":"Happy new year","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"chinese","time_per_move":1828,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"live","pause_on_weekends":false,"time_increment":1800,"initial_time":3600,"max_time":3600},"is_open":true,"exclude_provisional":false,"group":{"id":13697,"name":"𝓞𝓷𝓵𝓲𝓷𝓮 𝓖𝓸 𝓣𝓸𝓾𝓻𝓷𝓪𝓶𝓮𝓷𝓽","summary":"Dear members: Thank you for your support! Our guild needs the help of more people to make the guild prosper. I hope everyone can contribute, join the guild, and recommend your friends to this big family.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":104,"icon":"https://user-uploads.online-go.com/0d6ac99b94f3598fc46abd7588a3f568-64.png"},"auto_start_on_max":false,"time_start":"2024-01-01T04:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2024-01-01T04:00:05.887724Z","ended":"2024-01-01T12:02:55.339323Z","start_waiting":"2024-01-01T04:00:05.690356Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/0d6ac99b94f3598fc46abd7588a3f568-15.png","player_count":10,"ranked":true},{"id":87053,"name":"Correspondence 9x9 RoundRobin 2022-03-10 19:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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":5,"name":"Correspondence 9x9 RoundRobin","rrule":"DTSTART:20260417T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-04-17T19:00:56.701536Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":9,"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":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":"2026-04-20T19:00:00Z","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":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2022-03-10T19:00:10.610803Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2022-03-10T19:00:14.583739Z","ended":"2022-03-24T01:56:16.823967Z","start_waiting":"2022-03-10T19:00:14.228422Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":7,"ranked":true},{"id":46860,"name":"Correspondence 9x9 RoundRobin 2019-03-26 19:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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":5,"name":"Correspondence 9x9 RoundRobin","rrule":"DTSTART:20260417T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-04-17T19:00:56.701536Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":9,"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":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":"2026-04-20T19:00:00Z","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":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2019-03-26T19:00:08.189480Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2019-03-26T19:00:44.000390Z","ended":"2019-04-27T16:19:07.031746Z","start_waiting":"2019-03-26T19:00:41.453905Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":10,"ranked":true},{"id":81159,"name":"blitz tournament","director":{"id":1053712,"username":"Flower1","country":"au","icon":"https://user-uploads.online-go.com/7ada1a02193e95847e1ad3a706d830ba-64.png","ratings":{"version":5,"overall":{"rating":716.5732803976352,"deviation":62.75104628265892,"volatility":0.06008143280519017}},"ranking":7.201554202079798,"professional":false,"ui_class":""},"description":"It will be a fun blitz tourament.","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":10,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"live","pause_on_weekends":false,"per_move":10},"is_open":true,"exclude_provisional":false,"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":17904,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2022-01-29T06:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-01-29T06:00:11.148076Z","ended":"2022-01-29T06:15:21.196936Z","start_waiting":"2022-01-29T06:00:10.804230Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":18,"ranked":true},{"id":93375,"name":"Correspondence 19x19 RoundRobin 2022-08-11 19:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260418T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-04-18T19:00:56.576777Z","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":"2026-04-21T19:00:00Z","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":"2022-08-11T19:00:32.905260Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2022-08-11T19:01:32.722233Z","ended":"2022-12-23T04:02:49.443213Z","start_waiting":"2022-08-11T19:01:32.138676Z","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":110656,"name":"All kyu or Dan tournament","director":{"id":1310550,"username":"iQUP-Korn","country":"th","icon":"https://user-uploads.online-go.com/c75119aaad47a80912c6aa0453729407-64.png","ratings":{"version":5,"overall":{"rating":952.412799481916,"deviation":66.81918776422214,"volatility":0.06005440625181991}},"ranking":13.78814673938186,"professional":false,"ui_class":""},"description":"This is a tournament with all the kyu and Dan can join.lots of people can join.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":261251,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":259200,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"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":8868,"icon":"https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"},"auto_start_on_max":false,"time_start":"2023-12-15T07:05:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-12-28T10:27:04.307430Z","ended":"2024-06-19T17:40:08.414725Z","start_waiting":"2023-12-28T10:27:04.238293Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png","player_count":2,"ranked":true},{"id":84245,"name":"Correspondence 13x13 RoundRobin 2021-12-30 19:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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":7,"name":"Correspondence 13x13 RoundRobin","rrule":"DTSTART:20260416T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-04-16T19:00:57.227717Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":13,"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":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":"2026-04-19T19:00:00Z","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":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2021-12-30T19:00:40.485144Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2021-12-30T19:00:56.590915Z","ended":"2022-02-07T12:03:14.459155Z","start_waiting":"2021-12-30T19:00:56.274938Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":6,"ranked":true},{"id":46913,"name":"1903练习赛","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":"内部练习赛，参加者不能使用假期功能暂停游戏","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":86400,"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":"2019-03-29T09:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2019-03-29T09:00:49.895251Z","ended":"2019-04-15T14:28:36.033552Z","start_waiting":"2019-03-29T09:00:49.405090Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/546c4135808e72b84c3db1665369905a-15.png","player_count":4,"ranked":true}]}