{"count":59624,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=board_size&page=3657","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=board_size&page=3655","results":[{"id":127200,"name":"19x19 Open League #82","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1257.5002115132957,"deviation":70.5314527460033,"volatility":0.060215261717849605}},"ranking":20.22112699556229,"professional":false,"ui_class":""},"description":"Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","schedule":null,"title":null,"tournament_type":"roundrobin","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":false,"group":{"id":12599,"name":"GO Special Tournaments","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":72,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2025-04-13T21:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-04-11T12:02:30.535161Z","ended":"2025-09-15T12:48:10.254314Z","start_waiting":"2025-04-11T12:02:30.080769Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":138062,"name":"19x19 Open D.E. Cup #163","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1257.5002115132957,"deviation":70.5314527460033,"volatility":0.060215261717849605}},"ranking":20.22112699556229,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","schedule":null,"title":null,"tournament_type":"double_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":false,"group":{"id":12599,"name":"GO Special Tournaments","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":72,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2026-03-15T22:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-03-12T12:50:30.174880Z","ended":null,"start_waiting":"2026-03-12T12:50:30.027435Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":102706,"name":"Live 19x19 Swiss Tournament 2023-04-29 12:30","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":4,"name":"Live 19x19 Swiss Tournament","rrule":"DTSTART:20260512T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-05-12T20:00:49.700001Z","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":"2026-05-13T00:00:00Z","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":"2023-04-29T12:30:49.335729Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2023-04-29T12:31:49.555366Z","ended":"2023-04-29T14:00:36.451400Z","start_waiting":"2023-04-29T12:31:49.372318Z","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":115341,"name":"Big one piece 19x19","director":{"id":800869,"username":"Daxyz","country":"_Pirate","icon":"https://user-uploads.online-go.com/c935f4d369813710974a80f64408ca4d-64.png","ratings":{"version":5,"overall":{"rating":1183.7965899633937,"deviation":63.06635591906397,"volatility":0.06040940992520094}},"ranking":18.822888559604344,"professional":false,"ui_class":""},"description":"who is the pirate king of goban 19x19 this year?\nto find out, win the tournament!!","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":false,"group":{"id":8304,"name":"club hikaru no go","summary":"welcome all fan of Hikaru no go and on piece","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":115,"icon":"https://user-uploads.online-go.com/0e2fd110d817a4183ba74caeb4f5d2d6-64.png"},"auto_start_on_max":false,"time_start":"2024-05-01T10:00:00Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2024-05-01T10:00:40.647402Z","ended":"2025-09-21T20:19:43.826476Z","start_waiting":"2024-05-01T10:00:40.501418Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/0e2fd110d817a4183ba74caeb4f5d2d6-15.png","player_count":4,"ranked":true},{"id":38989,"name":"kirby","director":{"id":351980,"username":"Kirby Zhang","country":"cn","icon":"https://user-uploads.online-go.com/22a0e5c33e7cae42aa2050ade69be461-64.png","ratings":{"version":5,"overall":{"rating":1953.995438095356,"deviation":65.14630395592091,"volatility":0.061378687779574906}},"ranking":30.42449939856372,"professional":false,"ui_class":""},"description":"kirby","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":-1,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":2653,"name":"kirby","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":true,"member_count":1,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2018-07-11T06:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":10,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2018-07-18T16:04:52.353603Z","ended":"2018-08-07T18:22:45.028886Z","start_waiting":"2018-07-18T16:04:51.829877Z","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":92624,"name":"SDK only tournament (1-9k)","director":{"id":1158890,"username":"aga3d","country":"us","icon":"https://secure.gravatar.com/avatar/9d4e3abe48453a67f8c666c32cd8f04d?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1801.056716900193,"deviation":69.3130224408652,"volatility":0.060012206367222765}},"ranking":28.53771278768267,"professional":false,"ui_class":""},"description":"1-9k only, join sdk/dan study group!","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":8316,"name":"sdk/dan study group","summary":"For kyus and dans.. Feel free to join if you are ddk or pro","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":53,"icon":"https://user-uploads.online-go.com/84fdbcd0daa1bbec1d2f56be3cd99268-64.png"},"auto_start_on_max":false,"time_start":"2022-07-23T04:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":21,"max_ranking":29,"analysis_enabled":true,"exclusivity":"open","started":"2022-07-23T04:00:35.139149Z","ended":"2022-08-15T05:36:56.958803Z","start_waiting":"2022-07-23T04:00:34.993355Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/84fdbcd0daa1bbec1d2f56be3cd99268-15.png","player_count":6,"ranked":true},{"id":115336,"name":"Kranj 70","director":{"id":134125,"username":"mitava","country":"at","icon":"https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png","ratings":{"version":5,"overall":{"rating":803.6705714414907,"deviation":64.60259982805724,"volatility":0.05991432696384124}},"ranking":9.85706594685124,"professional":false,"ui_class":""},"description":"19x19","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":38051,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":36000,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":374,"name":"Slovenija","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":55,"icon":"https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png"},"auto_start_on_max":true,"time_start":"2024-04-28T15:00:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":15,"analysis_enabled":true,"exclusivity":"open","started":"2024-04-26T09:12:31.154044Z","ended":"2024-12-11T13:21:38.792170Z","start_waiting":"2024-04-26T09:12:30.648450Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png","player_count":10,"ranked":true},{"id":38662,"name":"Le tournoi fun","director":{"id":548313,"username":"Eneko64","country":"un","icon":"https://secure.gravatar.com/avatar/585901338bc674f1c901375d4e1d0222?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1205.5340009177419,"deviation":158.25213365601363,"volatility":0.06000510900679924}},"ranking":19.244123653449286,"professional":false,"ui_class":""},"description":"C'est un tournoi pour le fun","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":2626,"name":"Les cousins","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":2,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2018-06-30T12:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2018-06-30T17:38:00.583779Z","ended":"2018-07-03T17:38:01.760955Z","start_waiting":"2018-06-30T17:38:00.466154Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":2,"ranked":true},{"id":92511,"name":"Blitz 19x19 Elimination Tournament 2022-07-17 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:20260512T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-05-12T21:00:49.709468Z","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":"2026-05-13T01:00:00Z","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":"2022-07-17T01:30:53.810377Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2022-07-17T01:30:55.065832Z","ended":"2022-07-17T01:57:36.976572Z","start_waiting":"2022-07-17T01:30:54.956696Z","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":26144,"name":"Adachi Mai 2017","director":{"id":134125,"username":"mitava","country":"at","icon":"https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png","ratings":{"version":5,"overall":{"rating":803.6705714414907,"deviation":64.60259982805724,"volatility":0.05991432696384124}},"ranking":9.85706594685124,"professional":false,"ui_class":""},"description":"19x19","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":46080,"time_control_parameters":{"system":"fischer","pause_on_weekends":true,"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":43200,"speed":"correspondence"},"is_open":true,"exclude_provisional":false,"group":{"id":119,"name":"TOKYO GO!","summary":"Tokyo Go Players Meet Together!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":44,"icon":"https://user-uploads.online-go.com/219c1747de3336cf873d86fba3f9f999-64.png"},"auto_start_on_max":false,"time_start":"2017-05-06T11:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"random","min_ranking":10,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2017-05-06T11:00:43.170524Z","ended":"2019-03-25T00:18:25.896055Z","start_waiting":"2017-05-06T11:00:41.304246Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/219c1747de3336cf873d86fba3f9f999-15.png","player_count":29,"ranked":true}]}