{"count":60936,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-subsequent_pairing_method&page=5149","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-subsequent_pairing_method&page=5147","results":[{"id":126229,"name":"13x13 Open League #38","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1394.1671134384214,"deviation":74.26657066881366,"volatility":0.06029834717048262}},"ranking":22.609544777668567,"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":90782,"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":"2025-03-30T20:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-03-28T17:05:15.532653Z","ended":"2025-06-15T11:01:44.795800Z","start_waiting":"2025-03-28T17:05:14.960306Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":58894,"name":"Correspondence 9x9 RoundRobin 2020-04-13 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":5,"name":"Correspondence 9x9 RoundRobin","rrule":"DTSTART:20260902T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-09-02T19:00:32.461350Z","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":"2026-09-05T19:00:00Z","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":"2020-04-13T19:00:32.472812Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2020-04-13T19:01:33.023282Z","ended":"2020-05-11T14:23:17.496891Z","start_waiting":"2020-04-13T19:01:27.118082Z","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":106828,"name":"9x9 Mini League 10k-25k #176","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1394.1671134384214,"deviation":74.26657066881366,"volatility":0.06029834717048262}},"ranking":22.609544777668567,"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":"2023-09-10T19:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2023-09-03T22:41:15.207774Z","ended":"2023-09-25T05:48:38.465504Z","start_waiting":"2023-09-03T22:41:15.083680Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":58581,"name":"Leander","director":{"id":740429,"username":"LeaPatt","country":"_Scotland","icon":"https://secure.gravatar.com/avatar/00020530127d2368c50afbde202f5228?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1006.175354879606,"deviation":66.78287239347797,"volatility":0.06005671578336155}},"ranking":15.05938479106512,"professional":false,"ui_class":""},"description":"Do your worst","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":-1,"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":1},"is_open":true,"exclude_provisional":false,"group":{"id":4568,"name":"Scotland Youth Team","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":64,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2020-04-06T15:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2020-04-06T15:00:00.812322Z","ended":"2020-04-06T16:11:57.303024Z","start_waiting":"2020-04-06T15:00:00.150090Z","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":101949,"name":"Ramadan-Pesach-Easter Tourney","director":{"id":185106,"username":"MarcLoon","country":"za","icon":"https://user-uploads.online-go.com/27128ae04c1bd3543cb4ee5dac850a61-64.png","ratings":{"version":5,"overall":{"rating":1420.0793223230908,"deviation":62.33122000181149,"volatility":0.06007798805709108}},"ranking":23.035864648477187,"professional":false,"ui_class":""},"description":"How about a handicap round robin anyone?","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":false,"group":{"id":33,"name":"South African Group","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":169,"icon":"https://user-uploads.online-go.com/a4b7f5e1250042807f5a4cefeaad5dea-64.png"},"auto_start_on_max":true,"time_start":"2023-04-08T07:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2024-07-25T22:10:10.809753Z","ended":"2024-10-06T10:24:03.450409Z","start_waiting":"2024-07-25T22:10:10.677510Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/a4b7f5e1250042807f5a4cefeaad5dea-15.png","player_count":4,"ranked":true},{"id":29327,"name":"5th Lviv Go group Tournament","director":{"id":79,"username":"oldyew","country":"ua","icon":"https://user-uploads.online-go.com/bb1683794b493824cb4605735bcfb9b7-64.png","ratings":{"version":5,"overall":{"rating":1701.8220148096277,"deviation":62.85467001495721,"volatility":0.06003849944433308}},"ranking":27.225707209453446,"professional":false,"ui_class":""},"description":"Літо скінчилося...","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":35520,"time_control_parameters":{"period_time":604800,"main_time":604800,"system":"canadian","pause_on_weekends":false,"time_control":"canadian","stones_per_period":21,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":1460,"name":"Lviv Club","summary":"Lviv Go Players Group","require_invitation":false,"is_public":false,"admin_only_tournaments":true,"hide_details":false,"member_count":28,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2017-08-31T21:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2017-08-31T21:00:24.856113Z","ended":"2017-12-07T10:40:41.447386Z","start_waiting":"2017-08-31T21:00:13.676680Z","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":126101,"name":"13x13 March 2025 SDK Mini","director":{"id":1688153,"username":"Mittelmark","country":"de","icon":"https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png","ratings":{"version":5,"overall":{"rating":1060.5022291891732,"deviation":67.10767803005136,"volatility":0.06002369493625782}},"ranking":16.27675605085914,"professional":false,"ui_class":"supporter"},"description":"A little round robin with 3-5 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":60,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2025-03-20T19:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":18,"max_ranking":31,"analysis_enabled":false,"exclusivity":"open","started":"2025-03-20T19:00:17.372577Z","ended":"2025-05-06T07:55:02.868514Z","start_waiting":"2025-03-20T19:00:17.225766Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":4,"ranked":true},{"id":107752,"name":"Correspondence 19x19 RoundRobin 2023-09-23 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:20260903T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-09-03T19:00:32.804742Z","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":"2026-09-06T19:00:00Z","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":"2023-09-23T19:00:31.134116Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2023-09-23T19:01:31.647639Z","ended":"2024-02-23T22:23:26.109787Z","start_waiting":"2023-09-23T19:01:31.138961Z","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":71935,"name":"19x19 Traditional monthly tournament V/21","director":{"id":598257,"username":"Lukyn","country":"cz","icon":"https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png","ratings":{"version":5,"overall":{"rating":1059.897596120532,"deviation":66.40716578794932,"volatility":0.059971450504226115}},"ranking":16.263553582389427,"professional":false,"ui_class":"supporter"},"description":"Have ZEN!","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":172800,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"correspondence","pause_on_weekends":true,"per_move":172800},"is_open":true,"exclude_provisional":true,"group":{"id":8129,"name":"ZEN Go","summary":"The search for happiness is one of the chief sources of unhappiness.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":46,"icon":"https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"},"auto_start_on_max":true,"time_start":"2021-04-30T23:00:00Z","players_start":6,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-03-31T21:52:12.492278Z","ended":"2021-07-05T09:21:57.313776Z","start_waiting":"2021-03-31T21:52:10.147046Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png","player_count":10,"ranked":true},{"id":106837,"name":"5 -> 何釺鋮 6 -> 蔡芷桐","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":"5 -> 何釺鋮\n6 -> 蔡芷桐","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":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":"2023-08-26T08:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2023-08-26T07:13:30.720493Z","ended":"2023-08-26T07:32:31.083948Z","start_waiting":"2023-08-26T07:13:30.660793Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":2,"ranked":true}]}