{"count":60946,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-ranked&page=2061","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-ranked&page=2059","results":[{"id":111905,"name":"New Year 2025 Tournament Hikaru no Go 19x19","director":{"id":1231889,"username":"Ivan Ivochkin","country":"ru","icon":"https://user-uploads.online-go.com/8cd917b111df97f1886cff13e9b77d21-64.png","ratings":{"version":5,"overall":{"rating":1798.3639391691927,"deviation":76.19625747756864,"volatility":0.06014484228271332}},"ranking":28.503075093420858,"professional":false,"ui_class":""},"description":"Happy new year!","schedule":null,"title":null,"tournament_type":"s_mcmahon","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":true,"group":{"id":11532,"name":"Tournaments (Hikaru no Go) Group™️","summary":"Welcome You can joined tournaments in this group\nยินดีต้อนรับ​คุณสามารถทัวร์​นา​เม็นในกลุ่มนี้ได้","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":71,"icon":"https://user-uploads.online-go.com/1a6da98b2a0fa744dfab936a7f3f5d43-64.png"},"auto_start_on_max":false,"time_start":"2024-12-31T21:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2024-12-31T21:00:37.235608Z","ended":null,"start_waiting":"2024-12-31T21:00:35.421668Z","board_size":19,"active_round":4,"icon":"https://user-uploads.online-go.com/1a6da98b2a0fa744dfab936a7f3f5d43-15.png","player_count":34,"ranked":true},{"id":143649,"name":"Correspondence 9x9 RoundRobin 2026-08-28 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 Site-wide Tournament","schedule":{"id":5,"name":"Correspondence 9x9 RoundRobin","rrule":"DTSTART:20260905T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-09-05T19:00:32.954088Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":9,"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":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":"2026-09-08T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"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":"2026-08-28T19:00:25.432683Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2026-08-28T19:00:31.982665Z","ended":null,"start_waiting":"2026-08-28T19:00:31.741133Z","board_size":9,"active_round":1,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":6,"ranked":true},{"id":143608,"name":"19x19","director":{"id":2092904,"username":"KataGo_AI","country":"cn","icon":"https://user-uploads.online-go.com/970f85588054a4f6a7c4e69c355a442c-64.png","ratings":{"version":5,"overall":{"rating":1852.8491086341355,"deviation":239.5797407737681,"volatility":0.05999948335635357}},"ranking":29.194037408564512,"professional":false,"ui_class":"bot provisional"},"description":"19x19","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"chinese","time_per_move":32,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"rapid","pause_on_weekends":false,"main_time":300,"period_time":30,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":16659,"name":"Go AI  For Computers","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":15,"icon":"https://user-uploads.online-go.com/970f85588054a4f6a7c4e69c355a442c-64.png"},"auto_start_on_max":true,"time_start":"2026-08-30T02:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2026-08-30T02:48:03.093990Z","ended":"2026-08-30T03:03:53.863746Z","start_waiting":"2026-08-30T02:48:03.037016Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/970f85588054a4f6a7c4e69c355a442c-15.png","player_count":4,"ranked":true},{"id":143864,"name":"CHEERFUL GO #150 Single Elimination","director":{"id":1220803,"username":"nobhaete","country":"cn","icon":"https://user-uploads.online-go.com/e840f4920c1211e712dd265d8b780926-64.png","ratings":{"version":5,"overall":{"rating":1995.2796266877597,"deviation":71.98131576811683,"volatility":0.05977820389399998}},"ranking":30.90851925836192,"professional":false,"ui_class":""},"description":"Hi everyone, welcome and have fun!\n\nSingle elimination tournament every Thursday.\n\nPlease contact nobhaete directly if you have any questions.","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":79,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"},"auto_start_on_max":false,"time_start":"2026-09-10T04:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":34,"analysis_enabled":true,"exclusivity":"open","started":null,"ended":null,"start_waiting":null,"board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png","player_count":4,"ranked":true},{"id":558,"name":"Go Student Camp","director":{"id":20502,"username":"nobush","country":"cn","icon":"https://user-uploads.online-go.com/d0c558f672e167a609363bda95da4150-64.png","ratings":{"version":5,"overall":{"rating":1401.565829139852,"deviation":63.61717538643279,"volatility":0.06067255068469104}},"ranking":22.732074841782147,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"chinese","time_per_move":172800,"time_control_parameters":{"time_control":"simple","per_move":172800},"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":386,"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":15,"analysis_enabled":false,"exclusivity":"open","started":"2008-08-15T13:23:41Z","ended":"2008-08-15T11:23:41Z","start_waiting":null,"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":2386,"name":"Meijin Handicap Title Tournament 2008","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":"Meijin Handicap Title Tournament 2008","schedule":null,"title":{"id":3,"name":"Meijin Handicap Title Tournament","holder":{"id":34056,"username":"csaba","country":"hu","icon":"https://secure.gravatar.com/avatar/acc21dc869238249e9b4986f52380d95?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1369.4803549260755,"deviation":63.35134513785612,"volatility":0.059726934273797695}},"ranking":22.195951027171652,"professional":false,"ui_class":"supporter"},"rules":"japanese","tournament_type":"s_elimination"},"tournament_type":"s_elimination","handicap":-1,"rules":"japanese","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":"2008-01-01T12:26:00Z","ended":"2008-01-01T12:26:00Z","start_waiting":null,"board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/meijin_19.png","player_count":0,"ranked":true},{"id":2625,"name":"Julko's","director":{"id":15530,"username":"Julko","country":"pl","icon":"https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png","ratings":{"version":5,"overall":{"rating":864.0752257226206,"deviation":66.69099234839376,"volatility":0.05927716479341325}},"ranking":11.534755327695938,"professional":false,"ui_class":"supporter"},"description":"Dla wszystkich :)","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":86400,"time_control_parameters":{"time_control":"fischer","initial_time":604800,"max_time":1209600,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":{"id":7,"name":"Polish Go Players","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":459,"icon":"https://user-uploads.online-go.com/2bf108a559c752303005e32bfe754667-64.png"},"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":"2014-02-04T04:01:13.381469Z","ended":"2014-08-15T10:59:28.083502Z","start_waiting":"2013-11-09T11:15:47.535028Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/2bf108a559c752303005e32bfe754667-15.png","player_count":0,"ranked":true},{"id":88,"name":"ezgi's mini-tournament","director":{"id":2540,"username":"ezgi","country":"un","icon":"https://secure.gravatar.com/avatar/d39c377fd2bc502c556305a06f1744e5?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1500,"deviation":350,"volatility":0.06}},"ranking":24.303382182144386,"professional":false,"ui_class":"provisional"},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"chinese","time_per_move":259200,"time_control_parameters":{"time_control":"simple","per_move":259200},"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":386,"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":"2006-05-08T12:35:00Z","ended":"2006-07-13T20:26:00Z","start_waiting":null,"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":557,"name":"Isle of Skye Go Feis","director":{"id":12516,"username":"beidao","country":"gb","icon":"https://secure.gravatar.com/avatar/59a2fd07c62e453c1050a020696090aa?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1008.3783579970697,"deviation":62.744025157814555,"volatility":0.05972531109960252}},"ranking":15.110015898265075,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"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":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":386,"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":5,"max_ranking":21,"analysis_enabled":false,"exclusivity":"open","started":"2008-11-25T17:34:45Z","ended":"2008-11-25T16:34:45Z","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":566,"name":"pjwasz's mini-tournament II","director":{"id":6813,"username":"pjwasz","country":"us","icon":"https://secure.gravatar.com/avatar/12fd52bc50523d264e59afa3e22d02de?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.360867964288,"deviation":69.35063513037173,"volatility":0.05999320504373941}},"ranking":17.65096687491419,"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":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":386,"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":"2008-08-17T15:37:05Z","ended":"2008-08-17T13:37:05Z","start_waiting":null,"board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true}]}