{"count":60232,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=player_count&page=4646","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=player_count&page=4644","results":[{"id":81099,"name":"Correspondence 19x19 RoundRobin 2021-10-09 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:20260711T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-07-11T19:00:19.513953Z","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":"2026-07-14T19:00:00Z","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":432000,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2021-10-09T19:00:11.352071Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2021-10-09T19:01:12.398092Z","ended":"2022-01-17T19:43:14.595934Z","start_waiting":"2021-10-09T19:01:11.804574Z","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},{"id":74238,"name":"Live 9x9 Double Elimination Tournament 2021-04-21 22:30","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":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260712T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-07-12T22:00:19.447673Z","lead_time_seconds":1800,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"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":"2026-07-13T02:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":33,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2021-04-21T22:30:01.549441Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2021-04-21T22:30:03.027385Z","ended":"2021-04-21T23:16:22.774282Z","start_waiting":"2021-04-21T22:30:02.784039Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":9,"ranked":true},{"id":72636,"name":"19X19 live Swiss tournament","director":{"id":940672,"username":"Yui_Chit","country":"hk","icon":"https://user-uploads.online-go.com/64c6a9c7efc232fff77bcfc11a09a4c9-64.png","ratings":{"version":5,"overall":{"rating":1108.1637898048266,"deviation":61.10645431605425,"volatility":0.06013323646958137}},"ranking":17.294471838835324,"professional":false,"ui_class":""},"description":"1. Please don’t cheat. Cheaters will be forfeit.\n2.You must follow the rules below: \nYou can’t log out \nYou can’t doing more than three games together.\n\n\nHappy matching!","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":-1,"rules":"chinese","time_per_move":60,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"live","pause_on_weekends":false,"per_move":60},"is_open":true,"exclude_provisional":false,"group":{"id":3,"name":"OGS","summary":"An open group for folks' who like OGS!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":1792,"icon":"https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"},"auto_start_on_max":false,"time_start":"2021-04-09T03:55:00Z","players_start":2,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":12,"max_ranking":27,"analysis_enabled":true,"exclusivity":"open","started":"2021-04-09T03:55:05.270788Z","ended":"2021-04-09T04:03:03.863161Z","start_waiting":"2021-04-09T03:55:03.358439Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png","player_count":9,"ranked":true},{"id":74344,"name":"Blitz 19x19 Elimination Tournament 2021-04-24 09:30","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":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260712T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-07-12T21:00:19.439128Z","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":"2026-07-13T01:00:00Z","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":"2021-04-24T09:30:31.659778Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2021-04-24T09:30:32.664387Z","ended":"2021-04-24T10:06:48.917338Z","start_waiting":"2021-04-24T09:30:32.499623Z","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},{"id":71107,"name":"第２期かおり杯名人戦名人リーグ１（6d～）","director":{"id":575743,"username":"site15","country":"un","icon":"https://user-uploads.online-go.com/bc007d9395773691f25a5b61c493d20c-64.png","ratings":{"version":5,"overall":{"rating":2235.650589589939,"deviation":66.59961247246449,"volatility":0.05997470964036889}},"ranking":33.541787147679095,"professional":false,"ui_class":""},"description":"yutakamiさん、マカロニさん、pu-sanさん、牽牛花さん、sinnya1109さん、Novakunさん、ken12345さん、tsumtsumさん、micky0427さん\n\n※優勝者は名人リーグ２の優勝者との優勝者決定戦がございます。","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":46080,"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":false,"group":{"id":2969,"name":"かおり杯-World Kaori Cup-","summary":"For every player who enjoy go game","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":297,"icon":"https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png"},"auto_start_on_max":false,"time_start":"2021-02-13T11:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2021-02-13T11:00:38.315367Z","ended":"2021-04-24T09:42:03.442150Z","start_waiting":"2021-02-13T11:00:37.585383Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png","player_count":9,"ranked":true},{"id":74901,"name":"Live 9x9 Double Elimination Tournament 2021-05-08 06:30","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":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260712T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-07-12T22:00:19.447673Z","lead_time_seconds":1800,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"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":"2026-07-13T02:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":33,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2021-05-08T06:30:04.796471Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2021-05-08T06:30:06.371269Z","ended":"2021-05-08T07:12:51.374275Z","start_waiting":"2021-05-08T06:30:06.088159Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":9,"ranked":true},{"id":73360,"name":"Test Blitz Tournament","director":{"id":137,"username":"Veter","country":"ru","icon":"https://user-uploads.online-go.com/e540ed9296a3c7136df9da00ca85732e-64.png","ratings":{"version":5,"overall":{"rating":1773.5177423843006,"deviation":66.54229632507379,"volatility":0.05993810709323211}},"ranking":28.18100466428144,"professional":false,"ui_class":""},"description":"(En)\nThis is a test blitz tournament created to test the McMahon tournament system.\nPlease take part in this tournament!\nDuring the tournament, it is forbidden to use the analysis of the game, score estimation or setting of moves through any applications.\nOnly fair play.\n(Ru) \nЭто тестовый блиц турнир, созданный для проверки системы проведения турнира Макмагон. \nПрошу вас принять в этом турнире участие!\nВо время турнира запрещено использовать анализ партии, оценку счёта или постановку ходов через любые приложения.  \nТолько честная игра.","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":5,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"blitz","pause_on_weekends":false,"main_time":30,"period_time":5,"periods":10},"is_open":true,"exclude_provisional":false,"group":{"id":7062,"name":"Го в Томске","summary":"Группа для игроков города Томска и области, а так же всех желающих регулярно взаимодействовать с нашим сообществом.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":83,"icon":"https://user-uploads.online-go.com/18592f8faf3881c7b9d2a3c9eb81ec78-64.png"},"auto_start_on_max":false,"time_start":"2021-04-04T14:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-04-04T14:00:22.570466Z","ended":"2021-04-04T14:19:28.878929Z","start_waiting":"2021-04-04T14:00:21.919209Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/18592f8faf3881c7b9d2a3c9eb81ec78-15.png","player_count":9,"ranked":true},{"id":73537,"name":"Blitz 19x19 Elimination Tournament 2021-04-06 17:30","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":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260712T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-07-12T21:00:19.439128Z","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":"2026-07-13T01:00:00Z","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":"2021-04-06T17:30:31.917763Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2021-04-06T17:30:33.551592Z","ended":"2021-04-06T18:17:19.851302Z","start_waiting":"2021-04-06T17:30:33.257594Z","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},{"id":74945,"name":"Sunday tournament","director":{"id":56637,"username":"milanm","country":"un","icon":"https://user-uploads.online-go.com/3ca6488bbc5b99dee6389c8324babd42-64.png","ratings":{"version":5,"overall":{"rating":1676.3721264578903,"deviation":65.11574506023277,"volatility":0.05991792315343687}},"ranking":26.876895958789746,"professional":false,"ui_class":"aga"},"description":"weekly 9x9 tournament","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":31,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"live","pause_on_weekends":false,"time_increment":30,"initial_time":120,"max_time":300},"is_open":true,"exclude_provisional":true,"group":{"id":5803,"name":"Massachusetts Go Foundation","summary":"","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":49,"icon":"https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-64.png"},"auto_start_on_max":false,"time_start":"2021-05-09T17:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2021-05-09T17:00:39.128311Z","ended":"2021-05-09T17:46:36.173454Z","start_waiting":"2021-05-09T17:00:38.789828Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-15.png","player_count":9,"ranked":true},{"id":73496,"name":"Let's Go 9x9 Round Robin","director":{"id":699769,"username":"jeroentjeb","country":"ca","icon":"https://user-uploads.online-go.com/bd4d71e7ea87028b6cc6540f291f4873-64.png","ratings":{"version":5,"overall":{"rating":1150.198098202036,"deviation":65.38476849071499,"volatility":0.06012309147754826}},"ranking":18.1563413549333,"professional":false,"ui_class":"supporter"},"description":"Let's Go 9x9 Round Robin","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":46080,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":43200,"initial_time":259200,"max_time":432000},"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":18042,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2021-04-12T16:00:00Z","players_start":8,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":15,"max_ranking":24,"analysis_enabled":true,"exclusivity":"open","started":"2021-04-12T16:00:41.978413Z","ended":"2021-05-01T21:43:02.819376Z","start_waiting":"2021-04-12T16:00:41.085627Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":9,"ranked":true}]}