{"count":60991,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=subsequent_pairing_method&page=2002","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=subsequent_pairing_method&page=2000","results":[{"id":38271,"name":"Correspondence 9x9 5-simultaneous games. Starts when full. 38271","director":{"id":497519,"username":"Kosh-retired","country":"_Lord_Howe_Island","icon":"https://secure.gravatar.com/avatar/39dc5f9ee81b8243d315c8c729844456?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1574.954785564748,"deviation":61.40997215047312,"volatility":0.060088015249815864}},"ranking":25.432209892698047,"professional":false,"ui_class":""},"description":"Similar to the automatic site-wide version except:\n\n-Just six players, five games, STARTS WHEN FULL.\n\n-Larger registration window.\n\n-Chinese rules for simplicity and the clock does NOT pause on the weekend.\n\n-If this suits you then; Bonne Partie. :)","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"chinese","time_per_move":88320,"time_control_parameters":{"system":"fischer","pause_on_weekends":false,"time_control":"fischer","initial_time":172800,"max_time":259200,"time_increment":86400,"speed":"correspondence"},"is_open":true,"exclude_provisional":false,"group":{"id":2014,"name":"The Nines 9x9 ","summary":"9x9 Go!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":379,"icon":"https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-64.png"},"auto_start_on_max":true,"time_start":"2018-06-21T13:00:00Z","players_start":6,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2018-06-20T19:41:03.485460Z","ended":"2018-07-30T08:20:23.340297Z","start_waiting":"2018-06-20T19:41:02.344713Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png","player_count":6,"ranked":true},{"id":33677,"name":"Correspondence 9x9 RoundRobin 2018-01-15 01:00","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":5,"name":"Correspondence 9x9 RoundRobin","rrule":"DTSTART:20260908T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-09-08T19:00:35.638316Z","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":"2026-09-11T19:00:00Z","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":"2018-01-15T01:00:43.750969Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2018-01-15T01:01:22.341254Z","ended":"2018-01-22T22:55:11.962611Z","start_waiting":"2018-01-15T01:01:20.446617Z","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":73910,"name":"Honinbo Main 2017 Title Match - Board 5","director":{"id":40318,"username":"gamesorry","country":"cn","icon":"https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro","ratings":{"version":5,"overall":{"rating":2010.567656741604,"deviation":68.90930500114358,"volatility":0.060153245143043765}},"ranking":31.085220759446056,"professional":false,"ui_class":"supporter"},"description":"\n\nTitle Holder: \nmeteor [Honinbo] x1\n\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n
EditionYearTitleClassPlayer 1Player 2Matches
11th2017HoninboMainmeteor [Honinbo]Sadaharu [5d]Board 1Board 2Board 3Board 4Board 5
\n\nTitle Tournament: Honinbo Main Title Tournament 2017","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":93120,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":515,"name":"OGS Title Tournaments","summary":"Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":3017,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2021-04-30T07:41:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2021-04-30T07:41:41.711632Z","ended":"2021-08-03T06:11:36.155197Z","start_waiting":"2021-04-30T07:41:41.606510Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":2,"ranked":true},{"id":141004,"name":"19x19 Open League #137","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1345.8158558896503,"deviation":73.80818620065504,"volatility":0.06030295158974209}},"ranking":21.79242450105046,"professional":false,"ui_class":""},"description":"Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","schedule":null,"title":null,"tournament_type":"roundrobin","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":86,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2026-06-21T21:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-06-16T09:37:32.238239Z","ended":null,"start_waiting":"2026-06-16T09:37:31.815041Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":93488,"name":"1 -> 曹汝熙 2 -> 趙叡森","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 -> 曹汝熙\n2 -> 趙叡森","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":36,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":600,"period_time":30,"periods":3},"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":"2022-08-14T04:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2022-08-14T03:41:20.773328Z","ended":"2022-08-14T04:20:42.855134Z","start_waiting":"2022-08-14T03:41:20.715807Z","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":93486,"name":"ซ้อม 321","director":{"id":564908,"username":"Sarawoot Kanya","country":"th","icon":"https://user-uploads.online-go.com/b6481afb00bf1ffc14aefec9418093c9-64.png","ratings":{"version":5,"overall":{"rating":1452.148991326993,"deviation":63.88657344587466,"volatility":0.06068133185769529}},"ranking":23.552845619416512,"professional":false,"ui_class":""},"description":"ซ้อม 321","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":13,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":300,"period_time":10,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":5893,"name":"Go Family","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":150,"icon":"https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-64.png"},"auto_start_on_max":false,"time_start":"2022-08-14T02:47:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2022-08-14T02:47:51.224792Z","ended":"2022-08-14T02:59:04.558918Z","start_waiting":"2022-08-14T02:47:51.124160Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-15.png","player_count":4,"ranked":true},{"id":141073,"name":"第9回　囲碁を楽しもう大会","director":{"id":1997867,"username":"LINNKU","country":"jp","icon":"https://user-uploads.online-go.com/149cc31ab23ee78d65e1987b29f39c5e-64.png","ratings":{"version":5,"overall":{"rating":981.2213098672103,"deviation":62.642307983186235,"volatility":0.059973177427690406}},"ranking":14.478004622848978,"professional":false,"ui_class":""},"description":"囲碁を楽しみながら勝ち抜いていきましょう。\n\n\n\n\n\n先週は、できなくて済みませんでした。","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":12,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"live","pause_on_weekends":false,"time_increment":10,"initial_time":300,"max_time":3600},"is_open":true,"exclude_provisional":false,"group":{"id":16264,"name":"9x9 13x13 19x19 123 ! !","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":16,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2026-06-13T05:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-06-13T05:00:19.238970Z","ended":"2026-06-13T05:16:18.832838Z","start_waiting":"2026-06-13T05:00:19.130138Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":8,"ranked":true},{"id":34732,"name":"Correspondence 19x19 RoundRobin 2018-02-21 01:00","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:20260909T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-09-09T19:00:35.914436Z","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":"2026-09-12T19:00:00Z","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":"2018-02-21T01:00:39.198130Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2018-02-21T01:01:06.148474Z","ended":"2018-03-08T19:06:58.691646Z","start_waiting":"2018-02-21T01:01:03.964529Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":6,"ranked":true},{"id":82683,"name":"ซ้อมแข่งหมากล้อม","director":{"id":912813,"username":"cp05","country":"th","icon":"https://user-uploads.online-go.com/ae018e5524da4ed68a067c720b339b3f-64.png","ratings":{"version":5,"overall":{"rating":824.4987186600506,"deviation":187.86352438460568,"volatility":0.06000382017326623}},"ranking":10.449385081288156,"professional":false,"ui_class":"provisional"},"description":"ซ้อมแข่งหมากล้อม","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":10599,"name":"ซ้อมแข่งขันหมากล้อม","summary":"","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":2,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2021-11-26T10:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-11-26T10:00:29.189401Z","ended":"2022-07-25T04:14:38.763921Z","start_waiting":"2021-11-26T10:00:29.085685Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":7,"ranked":true},{"id":103932,"name":"1 -> 胡曦文 2 -> 楊興宇","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 -> 胡曦文\n2 -> 楊興宇","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":32,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":1500,"period_time":20,"periods":3},"is_open":true,"exclude_provisional":false,"group":{"id":6399,"name":"傳碁 B班","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":52,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2023-06-03T09:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2023-06-03T08:36:41.282979Z","ended":"2023-06-03T09:26:41.695595Z","start_waiting":"2023-06-03T08:36:41.223935Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":2,"ranked":true}]}