{"count":60964,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=board_size&page=3123","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=board_size&page=3121","results":[{"id":884,"name":"Evilsbane's 13x13 mini-tournament","director":{"id":27065,"username":"Evilsbane","country":"ie","icon":"https://secure.gravatar.com/avatar/6673c0241af4ba102d0b3d6cbef78bb8?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1413.23644965709,"deviation":67.78872457786174,"volatility":0.05999771817081345}},"ranking":22.924043148177958,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":86400,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":{"id":78,"name":"OGS Mini Tournaments","summary":"The home for all of the old OGS mini tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":386,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":null,"players_start":null,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":19,"analysis_enabled":false,"exclusivity":"open","started":"2009-08-09T09:26:58Z","ended":"2009-08-09T07:26:58Z","start_waiting":null,"board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":109529,"name":"Blitz 13x13 Swiss Tournament 2023-11-12 15:30","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":3,"name":"Blitz 13x13 Swiss Tournament","rrule":"DTSTART:20260908T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-09-08T03:00:35.449264Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":13,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":40},"next_run":"2026-09-08T07:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":15,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2023-11-12T15:30:30.527079Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2023-11-12T15:31:30.752411Z","ended":"2023-11-12T16:15:45.166409Z","start_waiting":"2023-11-12T15:31:30.561888Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":9,"ranked":true},{"id":125056,"name":"Blitz 13x13 Swiss Tournament 2025-02-04 11:30","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":3,"name":"Blitz 13x13 Swiss Tournament","rrule":"DTSTART:20260908T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-09-08T03:00:35.449264Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":13,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":40},"next_run":"2026-09-08T07:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":15,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2025-02-04T11:30:23.632100Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2025-02-04T11:31:23.694494Z","ended":"2025-02-04T12:26:18.240990Z","start_waiting":"2025-02-04T11:31:23.632179Z","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":16179,"name":"Correspondence 13x13 RoundRobin 2016-03-31 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":7,"name":"Correspondence 13x13 RoundRobin","rrule":"DTSTART:20260907T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-09-07T19:00:35.938608Z","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":"2026-09-10T19:00:00Z","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,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2016-03-31T01:00:57.947889Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2016-03-31T01:01:17.422977Z","ended":"2016-05-18T17:31:17.887712Z","start_waiting":"2016-03-31T01:01:16.352407Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":10,"ranked":true},{"id":37538,"name":"Blitz 13x13 Swiss Tournament 2018-05-23 19:30","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":3,"name":"Blitz 13x13 Swiss Tournament","rrule":"DTSTART:20260908T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-09-08T03:00:35.449264Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":13,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":40},"next_run":"2026-09-08T07:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":13,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2018-05-23T19:30:34.537456Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2018-05-23T19:30:37.085445Z","ended":"2018-05-23T20:12:27.940610Z","start_waiting":"2018-05-23T19:30:36.284129Z","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":59920,"name":"CLS First Ever Online Tournament","director":{"id":766536,"username":"THWCLS","country":"un","icon":"https://secure.gravatar.com/avatar/b61dce2fdf0ca2fc2a14ea43b1b36f5e?s=64&d=retro","ratings":{"version":5,"overall":{"rating":966.9773537437993,"deviation":63.137814394890526,"volatility":0.059997112971001486}},"ranking":14.139483232557396,"professional":false,"ui_class":""},"description":"This is a friendly tournament for CLS members. You have maximum time of 1 day to make a move (this pauses at weekends). Good luck!","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":87360,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":86400,"max_time":86400},"is_open":true,"exclude_provisional":false,"group":{"id":5406,"name":"CLSGOSOC","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":20,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2020-05-01T12:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2020-05-01T12:07:20.076514Z","ended":"2020-05-21T10:30:09.303203Z","start_waiting":"2020-05-01T12:07:19.719441Z","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":135816,"name":"13x13 Open D.E. Cup #86","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1370.1863015263432,"deviation":72.5536428981232,"volatility":0.06029257852189042}},"ranking":22.207881430543466,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","schedule":null,"title":null,"tournament_type":"double_elimination","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":"2026-01-11T21:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-01-07T08:28:16.069718Z","ended":null,"start_waiting":"2026-01-07T08:28:15.947132Z","board_size":13,"active_round":3,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":3202,"name":"Fight Club","director":{"id":93741,"username":"littletry","country":"150","icon":"https://user-uploads.online-go.com/930b18e6eb208c8df33b3eea4e23ceae-64.png","ratings":{"version":5,"overall":{"rating":1911.8998841310188,"deviation":65.0765344045977,"volatility":0.059958000313559676}},"ranking":29.920320929399413,"professional":false,"ui_class":""},"description":"\"we start, if we agree\"","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":26,"time_control_parameters":{"time_control":"byoyomi","period_time":20,"main_time":600,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":351,"name":"Fight Club","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":368,"icon":"https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-64.png"},"auto_start_on_max":false,"time_start":null,"players_start":null,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"group","started":"2014-10-08T17:30:09.819475Z","ended":"2014-10-08T19:00:51.771445Z","start_waiting":"2014-10-08T17:30:09.595545Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-15.png","player_count":0,"ranked":true},{"id":76194,"name":"22 Entrenamiento de go, Junio 2021","director":{"id":88120,"username":"satoshi84","country":"mx","icon":"https://user-uploads.online-go.com/6a6404f3dd53bce3fc1e4a88fb357e2e-64.png","ratings":{"version":5,"overall":{"rating":1136.7959829193692,"deviation":78.40429708623937,"volatility":0.06016044531576248}},"ranking":17.885013568829635,"professional":false,"ui_class":""},"description":"https://ghost-go.com/problems","schedule":null,"title":null,"tournament_type":"double_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":900,"period_time":20,"periods":3},"is_open":true,"exclude_provisional":false,"group":{"id":4974,"name":"Taller de Go-Biblioteca de México","summary":"Torneos todos los sábados a las 17:30 hrs (Ciudad de México)","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":236,"icon":"https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"},"auto_start_on_max":false,"time_start":"2021-06-12T22:30:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2021-06-12T22:30:40.140638Z","ended":"2021-06-13T00:24:23.470764Z","start_waiting":"2021-06-12T22:30:39.782559Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png","player_count":16,"ranked":true},{"id":106020,"name":"Learning and teaching tournament matches","director":{"id":1126860,"username":"Sais Divine Move","country":"us","icon":"https://user-uploads.online-go.com/65e92580b146ff858ab2ac95c8059225-64.png","ratings":{"version":5,"overall":{"rating":947.5549395239026,"deviation":61.31181399641712,"volatility":0.05989923401541377}},"ranking":13.669766094510784,"professional":false,"ui_class":""},"description":"13x13 size board double elimination pairing method is both set as strength and strength and anyone is invited to join that's with in the ranks of 25kyu- no lower the 10kyu so have fun everyone and I hope that everyone learns something in these teaching tournaments so to all GL & HF \nGLHF.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":315,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":900,"period_time":300,"periods":3},"is_open":true,"exclude_provisional":true,"group":{"id":11229,"name":"teaching games//","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":13,"icon":"https://user-uploads.online-go.com/52d062edd2051d6f7c031095bebad887-64.png"},"auto_start_on_max":false,"time_start":"2023-08-02T16:12:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":20,"analysis_enabled":false,"exclusivity":"open","started":"2023-08-02T16:12:52.655898Z","ended":"2023-08-02T17:43:31.526524Z","start_waiting":"2023-08-02T16:12:52.543862Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/52d062edd2051d6f7c031095bebad887-15.png","player_count":4,"ranked":true}]}