{"count":60463,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-player_count&page=4630","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-player_count&page=4628","results":[{"id":76320,"name":"Fun game anyone can play","director":{"id":1011715,"username":"Gogirl25","country":"un","icon":"https://secure.gravatar.com/avatar/3840f4219ab99c1804fa329fea58d3ea?s=64&d=retro","ratings":{"version":5,"overall":{"rating":563.0261342400531,"deviation":116.1336523473596,"volatility":0.06000399505895627}},"ranking":5,"professional":false,"ui_class":""},"description":"Fun and nice people","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"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":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":18078,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2021-06-15T02:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-06-15T13:22:20.923069Z","ended":"2021-09-10T09:35:04.814238Z","start_waiting":"2021-06-15T13:22:20.770965Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":4,"ranked":true},{"id":78908,"name":"Blitz 19x19 Elimination Tournament 2021-08-17 21:30","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:20260801T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-08-01T09:00:17.577753Z","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":"2026-08-01T13:00:00Z","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":"2021-08-17T21:30:19.805762Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2021-08-17T21:30:21.335686Z","ended":"2021-08-17T21:54:38.892859Z","start_waiting":"2021-08-17T21:30:21.079996Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":4,"ranked":true},{"id":79894,"name":"Blitz 19x19 Elimination Tournament 2021-09-09 21:30","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:20260801T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-08-01T09:00:17.577753Z","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":"2026-08-01T13:00:00Z","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":"2021-09-09T21:30:50.030580Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2021-09-09T21:31:51.393268Z","ended":"2021-09-09T21:36:53.276349Z","start_waiting":"2021-09-09T21:31:51.274836Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":4,"ranked":true},{"id":78081,"name":"Belecska","director":{"id":134125,"username":"mitava","country":"at","icon":"https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png","ratings":{"version":5,"overall":{"rating":776.0568204650347,"deviation":65.1944237557439,"volatility":0.05993216649471857}},"ranking":9.047656096247819,"professional":false,"ui_class":""},"description":"19x19","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":38880,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":36000,"initial_time":259200,"max_time":345600},"is_open":true,"exclude_provisional":false,"group":{"id":91,"name":"Magyar","summary":"Hungarian go players","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":87,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2021-07-27T15:00:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":18,"analysis_enabled":true,"exclusivity":"open","started":"2021-07-27T15:00:48.243130Z","ended":"2021-09-29T20:37:33.424327Z","start_waiting":"2021-07-27T15:00:48.101715Z","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":80553,"name":"Blitz 19x19 Elimination Tournament 2021-09-25 13:30","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:20260801T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-08-01T09:00:17.577753Z","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":"2026-08-01T13:00:00Z","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":"2021-09-25T13:30:40.146408Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2021-09-25T13:31:41.243174Z","ended":"2021-09-25T13:40:21.689622Z","start_waiting":"2021-09-25T13:31:41.147560Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":4,"ranked":true},{"id":79389,"name":"TOURNAMENT TWO OF Isaac CHEN'S BEST BEST SUPER BEST TOURNAMENT!!!!!!!","director":{"id":1035195,"username":"SECRET SOLD 0883","country":"au","icon":"https://secure.gravatar.com/avatar/27c06f0addf96d0a389a9aedc69e19e8?s=64&d=retro","ratings":{"version":5,"overall":{"rating":662.6463996212356,"deviation":81.61936711942215,"volatility":0.059985348352244984}},"ranking":5.390321270292009,"professional":false,"ui_class":""},"description":"TOURNAMENT 2!!!!!!!!!!!","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":false,"time_increment":86400,"initial_time":86400,"max_time":86400},"is_open":true,"exclude_provisional":true,"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":1798,"icon":"https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"},"auto_start_on_max":false,"time_start":"2021-08-28T23:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-08-29T10:37:09.993726Z","ended":"2021-09-26T21:31:44.263316Z","start_waiting":"2021-08-29T10:37:09.799048Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png","player_count":4,"ranked":true},{"id":80679,"name":"passarinho","director":{"id":1019032,"username":"mirela.milanez","country":"br","icon":"https://user-uploads.online-go.com/828ff9a85cf82c5241fbbb029f9a19fa-64.png","ratings":{"version":5,"overall":{"rating":851.1876728261119,"deviation":68.85338231569808,"volatility":0.060147601013971846}},"ranking":11.186875752977109,"professional":false,"ui_class":""},"description":"estudo","schedule":null,"title":null,"tournament_type":"mcmahon","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":9676,"name":"General","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":212,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2021-09-28T15:50:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-09-28T15:50:48.754220Z","ended":"2021-09-28T15:58:04.500399Z","start_waiting":"2021-09-28T15:50:48.610095Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":4,"ranked":true},{"id":80045,"name":"Live 9x9 Double Elimination Tournament 2021-09-13 10:30","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:20260801T100000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-08-01T10:00:16.367371Z","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":"2026-08-01T14:00:00Z","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":"2021-09-13T10:30:24.451230Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2021-09-13T10:30:25.713473Z","ended":"2021-09-13T10:53:28.845060Z","start_waiting":"2021-09-13T10:30:25.591599Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":4,"ranked":true},{"id":79740,"name":"Fast correspondence - 9-4kyu","director":{"id":585642,"username":"pfpirlet","country":"be","icon":"https://user-uploads.online-go.com/ebc7bd1be2a9163215cf8fb066a412c9-64.png","ratings":{"version":5,"overall":{"rating":1512.38913455269,"deviation":61.09412929276242,"volatility":0.059823124460864165}},"ranking":24.493802522397036,"professional":false,"ui_class":""},"description":"Let's learn together!","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":45120,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":172800,"max_time":259200},"is_open":true,"exclude_provisional":true,"group":{"id":1843,"name":"Open Study Room","summary":"Community of go players who play long serious games in leagues, study together, set up lectures.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":1805,"icon":"https://user-uploads.online-go.com/8f94a8b09b47255de25f6e050f8928b4-64.png"},"auto_start_on_max":true,"time_start":"2021-09-12T20:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"strength","min_ranking":21,"max_ranking":26,"analysis_enabled":false,"exclusivity":"group","started":"2021-09-13T13:08:31.902452Z","ended":"2021-11-27T11:13:12.133490Z","start_waiting":"2021-09-13T13:08:31.789891Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/8f94a8b09b47255de25f6e050f8928b4-15.png","player_count":4,"ranked":true},{"id":79415,"name":"Practice 1","director":{"id":1044601,"username":"senseihk","country":"un","icon":"https://secure.gravatar.com/avatar/cdd1c81710571c60e6ca7c93b8674063?s=64&d=retro","ratings":{"version":5,"overall":{"rating":2326.49766407098,"deviation":249.480229604016,"volatility":0.060008490664285076}},"ranking":34.463891257409,"professional":false,"ui_class":"provisional"},"description":"Games","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":16,"time_control_parameters":{"system":"absolute","time_control":"absolute","speed":"live","pause_on_weekends":false,"total_time":1500},"is_open":true,"exclude_provisional":false,"group":{"id":10004,"name":"smart go academy","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":16,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2021-08-29T11:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2021-08-29T11:00:10.922243Z","ended":"2021-08-29T11:50:16.085474Z","start_waiting":"2021-08-29T11:00:10.816182Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":4,"ranked":true}]}