{"count":59804,"next":null,"previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-rules&page=5980","results":[{"id":122423,"name":"SMS 13x13 First Try","director":{"id":1350621,"username":"SMS-Mr.d","country":"us","icon":"https://user-uploads.online-go.com/a37a10b28a4630ef53f62c17e567cca7-64.png","ratings":{"version":5,"overall":{"rating":1087.6431665845494,"deviation":61.776335264617884,"volatility":0.05998629219958402}},"ranking":16.861768721103054,"professional":false,"ui_class":""},"description":"SMS trial","schedule":null,"title":null,"tournament_type":"swiss","handicap":-1,"rules":"aga","time_per_move":11,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"rapid","pause_on_weekends":false,"main_time":30,"period_time":10,"periods":3},"is_open":true,"exclude_provisional":false,"group":{"id":14789,"name":"Southampton Middle School Go Club","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":true,"hide_details":true,"member_count":15,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2024-11-20T20:10:00Z","players_start":1,"first_pairing_method":"random","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2024-11-20T20:10:33.041092Z","ended":"2024-11-20T20:46:59.292648Z","start_waiting":"2024-11-20T20:10:32.919735Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":6,"ranked":true},{"id":2778,"name":"3 fast rounds 9x9","director":{"id":52052,"username":"ST000MA","country":"rs","icon":"https://secure.gravatar.com/avatar/da4a122c783bf3156553dfebd327d39d?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1773.7204734712398,"deviation":64.7543915421217,"volatility":0.06233350490466346}},"ranking":28.18365079311867,"professional":false,"ui_class":""},"description":"9x9 tournament for 30kyu-20kyu","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"aga","time_per_move":23520,"time_control_parameters":{"time_control":"fischer","initial_time":172800,"max_time":172800,"time_increment":21600},"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":0,"max_ranking":10,"analysis_enabled":true,"exclusivity":"open","started":"2014-01-26T09:56:28.746414Z","ended":"2014-02-26T09:45:59.638301Z","start_waiting":"2014-01-26T09:56:28.365088Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":130420,"name":"1776s open tournaments 0.0011","director":{"id":1436588,"username":"Arrow A6 anti-","country":"zz","icon":"https://user-uploads.online-go.com/8670729a0e8d1142fea14d8bd6800517-64.png","ratings":{"version":5,"overall":{"rating":588.6751839572613,"deviation":80.73457404236709,"volatility":0.0636275307525229}},"ranking":5,"professional":false,"ui_class":""},"description":"A Tournament series","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"aga","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":true,"group":{"id":13797,"name":" 无间勤碁术化  Go Advance forward forever","summary":"欢迎围棋爱好者来到属于您的园地\n\n\n          In Your 💖 Go to Universes everywhere","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":496,"icon":"https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"},"auto_start_on_max":false,"time_start":"2025-07-16T11:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-07-16T11:01:03.765958Z","ended":"2025-09-29T13:56:42.548799Z","start_waiting":"2025-07-16T11:01:03.656010Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png","player_count":7,"ranked":true},{"id":8110,"name":"Open Tournament","director":{"id":103791,"username":"Ashurax","country":"jp","icon":"https://user-uploads.online-go.com/e94ed1cb20a274b9de17988e54067e77-64.png","ratings":{"version":5,"overall":{"rating":1323.2452014190344,"deviation":61.103655008951236,"volatility":0.05992979294361819}},"ranking":21.400883734202964,"professional":false,"ui_class":"supporter"},"description":"First BIrmingham Club Tournament on OGS.\nAGA rules.\nEveryone is welcome to join.","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":-1,"rules":"aga","time_per_move":340,"time_control_parameters":{"time_control":"byoyomi","period_time":300,"main_time":3600,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":490,"name":"Birmingham Go Club","summary":"We meet in the Friends of the Earth warehouse every Thursday from 6pm.\nFor more details check the facebook group https://www.facebook.com/groups/bhamgo\nIf anyone is passing by in Birmingham, England. please drop in and visit.\n\nFeel free to make tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":36,"icon":"https://user-uploads.online-go.com/e94ed1cb20a274b9de17988e54067e77-64.png"},"auto_start_on_max":true,"time_start":"2015-06-13T19:30:00Z","players_start":5,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":0,"max_ranking":30,"analysis_enabled":true,"exclusivity":"open","started":"2015-06-13T19:30:15.979552Z","ended":"2015-06-13T23:56:24.950932Z","start_waiting":"2015-06-13T19:30:15.868979Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e94ed1cb20a274b9de17988e54067e77-15.png","player_count":6,"ranked":true}]}