{"count":59428,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=board_size&page=5864","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=board_size&page=5862","results":[{"id":127235,"name":"Correspondence Weekly McMahon 19x19 2025-04-12 17:00","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 Site-wide Tournament","schedule":{"id":9,"name":"Correspondence Weekly McMahon 19x19","rrule":"DTSTART:20260420T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-04-20T17:00:57.376072Z","lead_time_seconds":432000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"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":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":4,"maximum_players":1000},"next_run":"2026-04-27T17:00:00Z","base_points":"30.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":88451,"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":"2025-04-12T17:00:14.228368Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2025-04-12T17:00:16.393840Z","ended":null,"start_waiting":"2025-04-12T17:00:15.029078Z","board_size":19,"active_round":3,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":32,"ranked":true},{"id":133290,"name":"JORNADA 9 DE ENTRENAMIENTO AVANZADO DE GO OTOÑO 2025","director":{"id":798920,"username":"vaik.kanik","country":"mx","icon":"https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png","ratings":{"version":5,"overall":{"rating":1162.5775223672586,"deviation":60.45143746112679,"volatility":0.059728170877486206}},"ranking":18.404170330520483,"professional":false,"ui_class":""},"description":"En el fondo no sólo se trata de vencer a los oponentes en el tablero de Go; se trata, sobre todo, de vencerse a uno mismo, momento a momento, día tras día, practicando el arte.","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":37,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":900,"period_time":30,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":14953,"name":"Kanik","summary":"","require_invitation":true,"is_public":false,"admin_only_tournaments":true,"hide_details":true,"member_count":17,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2025-10-12T00:35:00Z","players_start":2,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"invite","started":"2025-10-12T00:35:35.129864Z","ended":"2025-10-12T01:42:16.110757Z","start_waiting":"2025-10-12T00:35:35.081431Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":4,"ranked":true},{"id":129269,"name":"Peace & Love III","director":{"id":694470,"username":"Tristorn","country":"ru","icon":"https://user-uploads.online-go.com/212505565a406634f90eb749b7e71e52-64.png","ratings":{"version":5,"overall":{"rating":1300.8016790416023,"deviation":64.39844728650742,"volatility":0.05998861905603472}},"ranking":21.004869305522845,"professional":false,"ui_class":""},"description":"Let's play!","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":18684,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":18000,"initial_time":86400,"max_time":2419200},"is_open":true,"exclude_provisional":true,"group":{"id":25,"name":"Go Basics","summary":"A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":17912,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":true,"time_start":"2025-11-30T22:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2025-11-30T22:00:10.993089Z","ended":null,"start_waiting":"2025-11-30T22:00:10.525122Z","board_size":19,"active_round":4,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":41,"ranked":true},{"id":134900,"name":"19x19 Open League #111","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1344.1589287195943,"deviation":66.80201481521684,"volatility":0.06020475118942387}},"ranking":21.7639053721297,"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":70,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2025-12-14T22:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-12-09T10:28:40.415543Z","ended":null,"start_waiting":"2025-12-09T10:28:39.788385Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":131754,"name":"Correspondence 19x19 RoundRobin 2025-08-25 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 Site-wide Tournament","schedule":{"id":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260421T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-04-21T19:00:38.798116Z","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":"2026-04-24T19:00:00Z","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":"2025-08-25T19:00:29.321979Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2025-08-25T19:01:29.506884Z","ended":"2025-12-10T22:08:13.724516Z","start_waiting":"2025-08-25T19:01:29.298306Z","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":133303,"name":"Fall cup","director":{"id":1764999,"username":"Iole","country":"it","icon":"https://user-uploads.online-go.com/192acdaf3c828eb96a183f483e860cef-64.png","ratings":{"version":5,"overall":{"rating":1508.2759783934362,"deviation":65.79831357132572,"volatility":0.059983089402769266}},"ranking":24.43075705368275,"professional":false,"ui_class":""},"description":"Fast tournament","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":129600,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"correspondence","pause_on_weekends":false,"per_move":129600},"is_open":true,"exclude_provisional":true,"group":{"id":93,"name":"GO Italia","summary":"Il gruppo per i giocatori di GO italiani.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":202,"icon":"https://user-uploads.online-go.com/02421a9877e5d65462bc65fcc7f0fd0e-64.png"},"auto_start_on_max":true,"time_start":"2025-10-21T09:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2025-10-21T09:00:42.095151Z","ended":"2025-12-13T23:11:29.437315Z","start_waiting":"2025-10-21T09:00:41.869461Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02421a9877e5d65462bc65fcc7f0fd0e-15.png","player_count":6,"ranked":true},{"id":131667,"name":"CHEERFUL GO #105 Single Elimination","director":{"id":1220803,"username":"nobhaete","country":"cn","icon":"https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png","ratings":{"version":5,"overall":{"rating":1889.5331425462841,"deviation":70.0006792730714,"volatility":0.05983201817533845}},"ranking":29.647899429796517,"professional":false,"ui_class":""},"description":"Hi everyone, welcome and have fun!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nSingle elimination tournament every Thursday.","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"chinese","time_per_move":43884,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":86400,"max_time":172800},"is_open":true,"exclude_provisional":true,"group":{"id":12619,"name":"Happy Go!!!","summary":"Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":70,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"},"auto_start_on_max":false,"time_start":"2025-08-28T04:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":34,"analysis_enabled":true,"exclusivity":"open","started":"2025-08-28T04:00:29.733201Z","ended":"2025-11-26T03:57:05.633821Z","start_waiting":"2025-08-28T04:00:29.597364Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png","player_count":12,"ranked":true},{"id":130908,"name":"Fast Double Elimination for 14k-25k # I","director":{"id":1632034,"username":"exxelxior","country":"001","icon":"https://user-uploads.online-go.com/fa81172ce521dfadbb1dbbf37e253668-64.png","ratings":{"version":5,"overall":{"rating":1432.8847905489156,"deviation":68.25971444802455,"volatility":0.059979340807531596}},"ranking":23.243682600967723,"professional":false,"ui_class":""},"description":"Fast tournament: pay attention, 12 hours increment is something like two movements per day.\n\nQuoted from Fast Correspondence Group (thanx):\n“Use the conditional move feature to speed up the game. No pausing and no vacations; anyone who has vacation mode switched on, or pauses a game, will be disqualified. Also, please do not use AI.”\n\nAnd I add: and no weekends, just make your move; it's a tournament, my friend!","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":45251,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":true,"group":{"id":15509,"name":"Fast and narrow rank range tournaments","summary":"Tournaments for people who like to play within narrow rank ranges and fast correspondence games.","require_invitation":true,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":71,"icon":"https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-64.png"},"auto_start_on_max":true,"time_start":"2025-08-11T23:33:00Z","players_start":8,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":16,"analysis_enabled":true,"exclusivity":"open","started":"2025-08-07T19:14:08.364421Z","ended":"2025-12-22T06:08:19.889000Z","start_waiting":"2025-08-07T19:14:08.252245Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-15.png","player_count":8,"ranked":true},{"id":131802,"name":"Live 19x19 Swiss Tournament 2025-08-26 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 Site-wide Tournament","schedule":{"id":4,"name":"Live 19x19 Swiss Tournament","rrule":"DTSTART:20260422T080000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-04-22T08:00:38.800823Z","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":"2026-04-22T12:00:00Z","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":"2025-08-26T12:30:29.370555Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2025-08-26T12:31:29.510001Z","ended":"2025-08-26T14:08:08.576907Z","start_waiting":"2025-08-26T12:31:29.371357Z","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":131804,"name":"Blitz 19x19 Elimination Tournament 2025-08-26 13:30","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 Site-wide Tournament","schedule":{"id":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260422T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-04-22T09:00:38.815825Z","lead_time_seconds":1800,"tournament_type":"elimination","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":100},"next_run":"2026-04-22T13:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":11,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2025-08-26T13:30:29.377318Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2025-08-26T13:31:29.491904Z","ended":"2025-08-26T14:30:36.875404Z","start_waiting":"2025-08-26T13:31:29.374877Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":9,"ranked":true}]}