{"count":59314,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=4748","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=4746","results":[{"id":2534,"name":"Title match for: Mingren Main Title Tournament 2009","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":"Title match for: Mingren Main Title Tournament 2009 (Rathbone vs gomad361)","schedule":null,"title":{"id":10,"name":"Mingren Main Title Tournament","holder":{"id":48681,"username":"gogop2016","country":"un","icon":"https://secure.gravatar.com/avatar/35495de00a8e17adf5d8a9a9d241565d?s=64&d=retro","ratings":{"version":5,"overall":{"rating":2035.1561101134394,"deviation":64.11226294350045,"volatility":0.05987887663756385}},"ranking":31.366618965112558,"professional":false,"ui_class":""},"rules":"chinese","tournament_type":"s_elimination"},"tournament_type":"s_title","handicap":0,"rules":"chinese","time_per_move":86400,"time_control_parameters":{"time_control":"fischer","initial_time":604800,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":null,"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":false,"exclusivity":"open","started":"2009-08-01T21:00:22Z","ended":"2012-04-14T18:30:23Z","start_waiting":null,"board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/mingren_19.png","player_count":0,"ranked":true},{"id":105954,"name":"Blitz 13x13 Swiss Tournament 2023-07-31 15:30","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":3,"name":"Blitz 13x13 Swiss Tournament","rrule":"DTSTART:20260411T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-04-11T19:00:36.014333Z","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":"2026-04-11T23:00:00Z","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":"2023-07-31T15:30:51.786331Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2023-07-31T15:31:51.957185Z","ended":"2023-07-31T16:16:47.280400Z","start_waiting":"2023-07-31T15:31:51.804005Z","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":105951,"name":"Live 19x19 Swiss Tournament 2023-07-31 12:30","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":4,"name":"Live 19x19 Swiss Tournament","rrule":"DTSTART:20260411T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-04-11T20:00:34.952575Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":600,"periods":3},"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":"2026-04-12T00:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":35,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":600,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2023-07-31T12:30:51.730712Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2023-07-31T12:31:51.958553Z","ended":"2023-07-31T13:45:50.204269Z","start_waiting":"2023-07-31T12:31:51.757008Z","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":1770,"name":"mazovia open","director":{"id":31684,"username":"johnkelly","country":"pl","icon":"https://secure.gravatar.com/avatar/64843f96a2c892964306d188a25753f3?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1365.259772629646,"deviation":67.77574780025066,"volatility":0.05987752699667684}},"ranking":22.124495200892813,"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":true,"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":383,"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":36,"analysis_enabled":false,"exclusivity":"open","started":"2012-11-18T03:48:51Z","ended":"2012-11-18T02:48:51Z","start_waiting":null,"board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":105637,"name":"Very fast correspondence","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":"Vacation is OK, pause will lead to disqualification.\n\nFast settings!","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":-1,"rules":"japanese","time_per_move":29484,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":28800,"initial_time":86400,"max_time":129600},"is_open":true,"exclude_provisional":false,"group":{"id":508,"name":"Fast Correspondence","summary":"Tournaments for people who like to play quick correspondence games.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":820,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"},"auto_start_on_max":true,"time_start":"2023-07-31T21:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-07-31T21:00:53.029823Z","ended":"2024-04-17T20:03:29.926169Z","start_waiting":"2023-07-31T21:00:51.922433Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png","player_count":22,"ranked":true},{"id":1771,"name":"joloo's mini-tournament","director":{"id":40282,"username":"joloo","country":"un","icon":"https://secure.gravatar.com/avatar/5a85aa865a84319580e60d782a19f035?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1921.6798908474775,"deviation":65.61509525460883,"volatility":0.05993807748872319}},"ranking":30.038439064382736,"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":432000,"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":383,"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":19,"max_ranking":29,"analysis_enabled":false,"exclusivity":"open","started":"2012-07-04T13:37:31Z","ended":"2012-07-04T11:37:31Z","start_waiting":null,"board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":28976,"name":"Blitz 13x13 Swiss Tournament 2017-07-29 15:30","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":3,"name":"Blitz 13x13 Swiss Tournament","rrule":"DTSTART:20260411T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-04-11T19:00:36.014333Z","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":"2026-04-11T23:00:00Z","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":"2017-07-29T15:30:16.536210Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2017-07-29T15:30:19.487580Z","ended":"2017-07-29T16:18:59.038060Z","start_waiting":"2017-07-29T15:30:18.844201Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":8,"ranked":true},{"id":135152,"name":"🦊 Just use your brain 2026 🦧🌞","director":{"id":629701,"username":"Sipjin","country":"eu","icon":"https://user-uploads.online-go.com/5d60113dc259ac2f8bd5d6e440632725-64.png","ratings":{"version":5,"overall":{"rating":1498.0635174291479,"deviation":64.45578749449628,"volatility":0.05980552488615404}},"ranking":24.273476493029445,"professional":false,"ui_class":""},"description":"========================\n\nHave fun! No conditional moves or analysis during the game. Just the players and their skillset.\n\nFeel free to give tips to your partner after the game. That’s how we can improve :)\n\nPlease no bots. The use of AI is not allowed.\n\n========================\n\nTournament History:\n\n🦊 Just use your brain 2022 🦧🌞\n\n🦊 Just use your brain 2023 🦧🌞\n\n🦊 Just use your brain 2024 🦧🌞\n\n🦊 Just use your brain 2025 🦧🌞","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":87084,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":86400,"max_time":259200},"is_open":true,"exclude_provisional":true,"group":{"id":13788,"name":"Just use your brain 🦧","summary":"A group for players who like to play Go with just their skills (no in-game analysis) and want to train and improve.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":125,"icon":"https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-64.png"},"auto_start_on_max":false,"time_start":"2026-02-08T19:00:00Z","players_start":80,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":15,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2026-02-08T19:01:05.583130Z","ended":null,"start_waiting":"2026-02-08T19:00:42.788545Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-15.png","player_count":82,"ranked":true},{"id":30710,"name":"Blitz 13x13 Swiss Tournament 2017-09-30 19:30","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":3,"name":"Blitz 13x13 Swiss Tournament","rrule":"DTSTART:20260411T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-04-11T19:00:36.014333Z","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":"2026-04-11T23:00:00Z","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":"2017-09-30T19:30:23.112044Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2017-09-30T19:30:25.402454Z","ended":"2017-09-30T20:23:40.799966Z","start_waiting":"2017-09-30T19:30:24.617738Z","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":22867,"name":"Christmas Tournament 2016","director":{"id":319815,"username":"claudia ʕᴖᴥᴖʔ","country":"sg","icon":"https://user-uploads.online-go.com/b4f127cd285444b9298c42a27cf03bb4-64.png","ratings":{"version":5,"overall":{"rating":1461.402373110679,"deviation":63.947384432761545,"volatility":0.06011923904939347}},"ranking":23.69989400247619,"professional":false,"ui_class":""},"description":"Whoop whoop ~ ⛄🎅\n\nIt's Christmas! And I thought- why not make a tournament during this day with the friends I have made here and lol so yeah ^-^ Hope you all have a good Christmas and blessings to you and your fam !\n\nIt will start at 12:00 am*, on the 25th of December.\n\nRememer to have fun and enjoy the holidays :D \nMerry Christmas !\n\n*time varies with time-zones\n\nHugs,\nClaudia","schedule":null,"title":null,"tournament_type":"double_elimination","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":{"id":1165,"name":"ausengeafraporemany","summary":"All of our countries combined <3","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":8,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2016-12-24T16:00:00Z","players_start":7,"first_pairing_method":"slaughter","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":25,"analysis_enabled":false,"exclusivity":"invite","started":"2016-12-24T16:00:13.242475Z","ended":"2017-08-10T14:21:33.981731Z","start_waiting":"2016-12-24T16:00:12.884116Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":15,"ranked":true}]}