{"count":59381,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=806","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=804","results":[{"id":109993,"name":"Correspondence 13x13 RoundRobin 2023-11-26 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":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":90782,"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":"2023-11-26T19:00:54.156863Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2023-11-26T19:01:54.372484Z","ended":"2024-01-03T22:10:14.730049Z","start_waiting":"2023-11-26T19:01:53.917143Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":7,"ranked":true},{"id":109974,"name":"9*9 #3","director":{"id":1381238,"username":"BuzzerBeater","country":"030","icon":"https://user-uploads.online-go.com/d34952ca0e76fd14a163c154f3b31475-64.png","ratings":{"version":5,"overall":{"rating":1734.4688191194518,"deviation":77.54421179014739,"volatility":0.06095587983115763}},"ranking":27.6655979501159,"professional":false,"ui_class":""},"description":"The third time.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"chinese","time_per_move":85333,"time_control_parameters":{"system":"absolute","time_control":"absolute","speed":"correspondence","pause_on_weekends":false,"total_time":2419200},"is_open":true,"exclude_provisional":true,"group":{"id":13682,"name":"9*9棋賽群","summary":"A space for 9*9 tournaments!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":27,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2023-11-26T16:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-11-26T16:00:54.141889Z","ended":"2023-12-29T22:17:08.063683Z","start_waiting":"2023-11-26T16:00:53.842877Z","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":132258,"name":"13x13 Mini League 10k-25k #24","director":{"id":1688153,"username":"Mittelmark","country":"de","icon":"https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png","ratings":{"version":5,"overall":{"rating":1085.853799560171,"deviation":67.3768163524415,"volatility":0.060025167068784406}},"ranking":16.823651478136373,"professional":false,"ui_class":"supporter"},"description":"A little round robin with 4 games for everyone on a 13x13 board with (not too) relaxed time settings.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":93703,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":432000,"max_time":1209600},"is_open":true,"exclude_provisional":true,"group":{"id":161,"name":"13x13","summary":"Like to play on a 13 x 13 board?","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":58,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2025-09-19T21:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":false,"exclusivity":"open","started":"2025-09-17T11:46:34.123763Z","ended":"2025-11-10T01:28:54.300374Z","start_waiting":"2025-09-17T11:46:33.860600Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":5,"ranked":true},{"id":109995,"name":"9x9 Mini League 5k-15k #51","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1374.7751237755672,"deviation":66.77688583915469,"volatility":0.06020222911924243}},"ranking":22.28528239731174,"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":698,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2023-12-03T20:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":15,"max_ranking":25,"analysis_enabled":true,"exclusivity":"open","started":"2023-11-27T23:06:26.331979Z","ended":"2023-12-26T00:59:11.911172Z","start_waiting":"2023-11-27T23:06:26.148185Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":56889,"name":"3rd Atlanta 9x9 Fire: Group 2A","director":{"id":473434,"username":"DoubleSente","country":"us","icon":"https://user-uploads.online-go.com/7a52b9c53ec155ff3c7d9a45c75edecf-64.png","ratings":{"version":5,"overall":{"rating":1891.386906647593,"deviation":62.91280212348621,"volatility":0.05998964037582742}},"ranking":29.67060006447044,"professional":false,"ui_class":""},"description":"Top 2 move on to the final round!","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":30720,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":28800,"initial_time":172800,"max_time":172800},"is_open":true,"exclude_provisional":false,"group":{"id":3777,"name":"Atlanta Go Club","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":87,"icon":"https://user-uploads.online-go.com/0518472c36e05a1ac71136d7fb356f1e-64.png"},"auto_start_on_max":false,"time_start":"2020-02-28T19:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2020-02-25T17:15:22.138658Z","ended":"2020-03-11T19:12:14.827161Z","start_waiting":"2020-02-25T17:15:20.956632Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/0518472c36e05a1ac71136d7fb356f1e-15.png","player_count":4,"ranked":true},{"id":109875,"name":"Kranj 46","director":{"id":134125,"username":"mitava","country":"at","icon":"https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png","ratings":{"version":5,"overall":{"rating":790.2994072178445,"deviation":64.66815139504368,"volatility":0.05991724621983771}},"ranking":9.46866501470618,"professional":false,"ui_class":""},"description":"19x19","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":38051,"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":374,"name":"Slovenija","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":54,"icon":"https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png"},"auto_start_on_max":true,"time_start":"2023-11-25T16:00:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":12,"max_ranking":16,"analysis_enabled":true,"exclusivity":"open","started":"2023-11-25T16:00:53.829066Z","ended":"2024-04-04T23:33:59.851621Z","start_waiting":"2023-11-25T16:00:53.547771Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png","player_count":7,"ranked":true},{"id":102183,"name":"丞浚 智宇","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":"丞浚 智宇","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":40,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":1200,"period_time":20,"periods":3},"is_open":true,"exclude_provisional":false,"group":{"id":7530,"name":"傳碁 D班","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":71,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2023-04-14T08:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2023-04-14T07:53:48.787482Z","ended":"2023-04-14T08:23:38.354550Z","start_waiting":"2023-04-14T07:53:48.721734Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":2,"ranked":true},{"id":56891,"name":"3rd Atlanta 9x9 Fire: Group 2C","director":{"id":473434,"username":"DoubleSente","country":"us","icon":"https://user-uploads.online-go.com/7a52b9c53ec155ff3c7d9a45c75edecf-64.png","ratings":{"version":5,"overall":{"rating":1891.386906647593,"deviation":62.91280212348621,"volatility":0.05998964037582742}},"ranking":29.67060006447044,"professional":false,"ui_class":""},"description":"Top 2 move on to the final round!","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":30720,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":28800,"initial_time":172800,"max_time":172800},"is_open":true,"exclude_provisional":false,"group":{"id":3777,"name":"Atlanta Go Club","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":87,"icon":"https://user-uploads.online-go.com/0518472c36e05a1ac71136d7fb356f1e-64.png"},"auto_start_on_max":false,"time_start":"2020-02-28T19:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2020-02-25T17:16:46.153967Z","ended":"2020-03-15T21:16:17.757395Z","start_waiting":"2020-02-25T17:16:45.264002Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/0518472c36e05a1ac71136d7fb356f1e-15.png","player_count":5,"ranked":true},{"id":135445,"name":"Torneig Nadal","director":{"id":1096827,"username":"rusben","country":"un","icon":"https://secure.gravatar.com/avatar/2d5b3343c617b01accde2daf1bde3854?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1732.2318898313797,"deviation":80.60963625664145,"volatility":0.06007908216243982}},"ranking":27.635722327987764,"professional":false,"ui_class":""},"description":"Torneig Nadal","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":40,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":600,"period_time":30,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":14840,"name":"SMX2A","summary":"","require_invitation":true,"is_public":false,"admin_only_tournaments":true,"hide_details":false,"member_count":25,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2025-12-17T11:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2025-12-17T10:54:04.712234Z","ended":"2025-12-17T10:58:21.088995Z","start_waiting":"2025-12-17T10:54:04.527696Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":8,"ranked":true},{"id":134164,"name":"Handicap Arena 2025 - 091","director":{"id":526987,"username":"Gia","country":"gr","icon":"https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png","ratings":{"version":5,"overall":{"rating":1037.37883100195,"deviation":64.20297467996596,"volatility":0.06007382619759769}},"ranking":15.766404574828009,"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":105,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"},"auto_start_on_max":true,"time_start":"2025-11-11T09:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-11-10T23:41:29.483487Z","ended":null,"start_waiting":"2025-11-10T23:41:28.728555Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":10,"ranked":true}]}