{"count":59674,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=board_size&page=5140","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=board_size&page=5138","results":[{"id":20757,"name":"Blitz 19x19 Elimination Tournament 2016-09-18 05:30","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:20260518T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-05-18T01:00:14.682614Z","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":"2026-05-18T05:00:00Z","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":"2016-09-18T05:30:14.513672Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2016-09-18T05:30:16.349524Z","ended":"2016-09-18T05:37:48.213251Z","start_waiting":"2016-09-18T05:30:16.006835Z","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":112679,"name":"Irish Correspondence Championship 2024 Bracket A","director":{"id":427361,"username":"shinuito","country":"ie","icon":"https://secure.gravatar.com/avatar/c458ba70fd5fe051ac06f156c773cfea?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1865.2607719230584,"deviation":63.9182255791133,"volatility":0.05998006867416911}},"ranking":29.348595009952554,"professional":false,"ui_class":"supporter moderator"},"description":"Brackets of 5-8 players ideally.\n\nRound Robin with 14 days main time and a Fischer increment of 1 day per move, up to 28 days.\n\nHave fun!","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95973,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":86400,"initial_time":1209600,"max_time":2419200},"is_open":true,"exclude_provisional":false,"group":{"id":858,"name":"Ireland","summary":"For Irish go players, and friends of Irish go, wherever they may roam...","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":209,"icon":"https://user-uploads.online-go.com/8989a3e10859e69fe3e05106fc9f6be1-64.png"},"auto_start_on_max":false,"time_start":"2024-02-18T18:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2024-02-18T18:00:41.162649Z","ended":"2024-05-27T15:48:15.477767Z","start_waiting":"2024-02-18T18:00:40.991296Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/8989a3e10859e69fe3e05106fc9f6be1-15.png","player_count":5,"ranked":true},{"id":114928,"name":"Blitz 19x19 Elimination Tournament 2024-04-13 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 Site-wide Tournament","schedule":{"id":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260518T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-05-18T01:00:14.682614Z","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":"2026-05-18T05:00:00Z","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":"2024-04-13T13:30:54.486227Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2024-04-13T13:31:54.588653Z","ended":"2024-04-13T13:42:21.334325Z","start_waiting":"2024-04-13T13:31:54.490971Z","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":2483,"name":"Mingren Handicap Title Tournament 2013","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":"Mingren Handicap Title Tournament 2013","schedule":null,"title":{"id":12,"name":"Mingren Handicap Title Tournament","holder":{"id":43586,"username":"zebra","country":"un","icon":"https://secure.gravatar.com/avatar/8ee5f8ab4e25f9e9779bbf118d6e47c0?s=64&d=retro","ratings":{"version":5,"overall":{"rating":2049.406764235013,"deviation":64.63441086989961,"volatility":0.06006281525756723}},"ranking":31.528155947966628,"professional":false,"ui_class":""},"rules":"chinese","tournament_type":"s_elimination"},"tournament_type":"s_elimination","handicap":-1,"rules":"chinese","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":"2013-07-01T21:00:11Z","ended":"2016-03-29T01:17:49.614741Z","start_waiting":null,"board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/mingren_19.png","player_count":0,"ranked":true},{"id":114968,"name":"Live 19x19 Swiss Tournament 2024-04-14 16:30","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 Site-wide Tournament","schedule":{"id":4,"name":"Live 19x19 Swiss Tournament","rrule":"DTSTART:20260518T000000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-05-18T00:00:14.565169Z","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":"2026-05-18T04:00:00Z","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":"2024-04-14T16:30:54.726996Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2024-04-14T16:32:54.838398Z","ended":"2024-04-14T17:52:31.072071Z","start_waiting":"2024-04-14T16:32:54.728566Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":7,"ranked":true},{"id":14831,"name":"Blitz 19x19 Elimination Tournament 2016-02-11 01:30","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:20260518T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-05-18T01:00:14.682614Z","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":"2026-05-18T05:00:00Z","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":"2016-02-11T01:30:18.214406Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2016-02-11T01:30:19.705951Z","ended":"2016-02-11T01:49:19.034339Z","start_waiting":"2016-02-11T01:30:19.597305Z","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":133866,"name":"Handicap Arena 2025 - 088","director":{"id":526987,"username":"Gia","country":"gr","icon":"https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png","ratings":{"version":5,"overall":{"rating":1067.3124566018776,"deviation":64.31041501890945,"volatility":0.06006733590929067}},"ranking":16.42494311243759,"professional":false,"ui_class":"supporter"},"description":"Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"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":13655,"name":"Handicap Arena","summary":"Organising arena-type handicap correspondence tournaments.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":107,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"},"auto_start_on_max":true,"time_start":"2025-10-31T17:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-10-31T15:24:31.608711Z","ended":"2026-03-04T15:00:46.163846Z","start_waiting":"2025-10-31T15:24:31.413100Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":5,"ranked":true},{"id":13066,"name":"Blitz 19x19 Elimination Tournament 2015-12-08 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:20260518T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-05-18T01:00:14.682614Z","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":"2026-05-18T05:00:00Z","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":"2015-12-08T13:30:59.413572Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2015-12-08T13:31:01.155924Z","ended":"2015-12-08T14:13:52.714183Z","start_waiting":"2015-12-08T13:31:01.040032Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":5,"ranked":true},{"id":114936,"name":"Correspondence 19x19 RoundRobin 2024-04-14 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":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260515T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-05-15T19:00:50.037791Z","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":"2026-05-18T19:00:00Z","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":"2024-04-14T19:00:54.578935Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2024-04-14T19:00:55.614421Z","ended":"2024-08-30T06:20:19.539718Z","start_waiting":"2024-04-14T19:00:54.777574Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":7,"ranked":true},{"id":136844,"name":"BeGinNer fIgHT!! _ ReBooT Ver3_sinGlE TNMT","director":{"id":1742791,"username":"AKIBABO","country":"_GoT_Lannister","icon":"https://user-uploads.online-go.com/42e46e1ae449cfa5e3b99fac1d8dfab8-64.png","ratings":{"version":5,"overall":{"rating":822.8806684075375,"deviation":61.52575330101562,"volatility":0.059881472129384675}},"ranking":10.403909369154006,"professional":false,"ui_class":""},"description":"BeGinNer~~ fIgHT!! \n초심자 대전쟁!!! \n新手大战！！！！！！！！！","schedule":null,"title":null,"tournament_type":"elimination","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":16114,"name":"ShaNgHai_Korean_ChINa_BegInNer","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":2,"icon":"https://user-uploads.online-go.com/43948073dc0ed3291bbcf879bf34fa76-64.png"},"auto_start_on_max":true,"time_start":"2026-02-05T07:00:00Z","players_start":8,"first_pairing_method":"strength","subsequent_pairing_method":"slide","min_ranking":5,"max_ranking":17,"analysis_enabled":false,"exclusivity":"open","started":"2026-02-05T07:01:04.929506Z","ended":null,"start_waiting":"2026-02-05T07:01:04.756465Z","board_size":19,"active_round":2,"icon":"https://user-uploads.online-go.com/43948073dc0ed3291bbcf879bf34fa76-15.png","player_count":12,"ranked":true}]}