{"count":59381,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=board_size&page=5701","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=board_size&page=5699","results":[{"id":139179,"name":"Blitz 19x19 Elimination Tournament 2026-04-11 13:30","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260418T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-04-18T01:00:56.386100Z","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":"2026-04-18T05:00:00Z","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":"2026-04-11T13:30:41.238164Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2026-04-11T13:31:34.804613Z","ended":"2026-04-11T14:12:29.287712Z","start_waiting":"2026-04-11T13:31:34.576107Z","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":120983,"name":"Kranj 88","director":{"id":134125,"username":"mitava","country":"at","icon":"https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png","ratings":{"version":5,"overall":{"rating":790.2994072178445,"deviation":64.66815139504368,"volatility":0.05991724621983771}},"ranking":9.46866501470618,"professional":false,"ui_class":""},"description":"19x19","schedule":null,"title":null,"tournament_type":"swiss","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":true,"group":{"id":374,"name":"Slovenija","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":54,"icon":"https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png"},"auto_start_on_max":true,"time_start":"2024-10-14T15:00:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":6,"max_ranking":12,"analysis_enabled":true,"exclusivity":"open","started":"2024-10-14T15:00:43.348037Z","ended":"2025-04-24T10:05:07.748493Z","start_waiting":"2024-10-14T15:00:43.149354Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png","player_count":6,"ranked":true},{"id":135946,"name":"Handicap Arena 2026 - 001","director":{"id":526987,"username":"Gia","country":"gr","icon":"https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png","ratings":{"version":5,"overall":{"rating":1037.37883100195,"deviation":64.20297467996596,"volatility":0.06007382619759769}},"ranking":15.766404574828009,"professional":false,"ui_class":"supporter"},"description":"Part of an arena tournament - 2026. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 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":105,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"},"auto_start_on_max":true,"time_start":"2026-01-03T11:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-01-02T22:05:07.310296Z","ended":null,"start_waiting":"2026-01-02T22:05:06.771470Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":10,"ranked":true},{"id":125485,"name":"Blitz 19x19 Elimination Tournament 2025-02-16 13:30","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260418T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-04-18T01:00:56.386100Z","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":"2026-04-18T05:00:00Z","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":"2025-02-16T13:30:25.445353Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2025-02-16T13:31:25.493513Z","ended":"2025-02-16T13:55:10.398523Z","start_waiting":"2025-02-16T13:31:25.440271Z","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":108500,"name":"19x19 Open D.E. Cup #46","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1374.7751237755672,"deviation":66.77688583915469,"volatility":0.06020222911924243}},"ranking":22.28528239731174,"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":70,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2023-10-22T21:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-10-21T04:42:27.744651Z","ended":"2025-06-10T12:19:48.182076Z","start_waiting":"2023-10-21T04:42:27.618189Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":120658,"name":"第８期かおり杯棋聖戦Ａリーグ","director":{"id":575743,"username":"site15","country":"un","icon":"https://user-uploads.online-go.com/bc007d9395773691f25a5b61c493d20c-64.png","ratings":{"version":5,"overall":{"rating":2232.771642016839,"deviation":66.15745879617059,"volatility":0.059975550212188235}},"ranking":33.51195664282314,"professional":false,"ui_class":""},"description":"このトーナメントは下記の方が参加予定です。空きがないため参加者となっていない方は参加することができません。\n\nThis tournament have already been “reserved” for members listed below. If you are not one among them, don’t click “Join this tournament!”. (There is no vacancy.)\n\ndk0710さん、peipeipeiさん、yuuna_resukaさん、マカロニさん、nassyさん","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":45251,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":false,"group":{"id":2969,"name":"かおり杯-World Kaori Cup-","summary":"For every player who enjoy go game","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":294,"icon":"https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png"},"auto_start_on_max":false,"time_start":"2024-10-05T11:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2024-10-05T11:00:48.237992Z","ended":"2024-11-27T05:12:31.370028Z","start_waiting":"2024-10-05T11:00:48.125787Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png","player_count":5,"ranked":true},{"id":131551,"name":"Correspondence 19x19 RoundRobin 2025-08-19 19:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260415T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-04-15T19:00:55.986580Z","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":"2026-04-18T19:00:00Z","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":"2025-08-19T19:00:34.765486Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2025-08-19T19:01:23.808859Z","ended":"2025-10-27T22:38:53.906638Z","start_waiting":"2025-08-19T19:01:23.192334Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":10,"ranked":true},{"id":122312,"name":"19x19 Open D.E. Cup #90","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1374.7751237755672,"deviation":66.77688583915469,"volatility":0.06020222911924243}},"ranking":22.28528239731174,"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":70,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2024-11-24T22:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-11-23T17:46:02.571242Z","ended":"2025-07-07T15:13:28.650427Z","start_waiting":"2024-11-23T17:46:02.459614Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":102811,"name":"Glug glug glug glug weeeeeeeeeeee","director":{"id":1143379,"username":"死人頭","country":"un","icon":"https://secure.gravatar.com/avatar/f5914ddb1fe95fcd420ecfc5bc412ab7?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1264.3384331407171,"deviation":70.27420107644582,"volatility":0.060048804530603225}},"ranking":20.346674455948627,"professional":false,"ui_class":""},"description":"My group certificate of insurance for the Pokémon company or among the Pokémon company or among the","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":612322,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":604800,"initial_time":950400,"max_time":2419200},"is_open":true,"exclude_provisional":true,"group":{"id":11568,"name":"Team's ","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":12,"icon":"https://user-uploads.online-go.com/4c0cd5732a83175c64f1cda5992c44be-64.png"},"auto_start_on_max":false,"time_start":"2023-05-02T14:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-05-20T13:34:51.255124Z","ended":"2024-11-27T23:59:23.531936Z","start_waiting":"2024-05-20T13:34:51.165350Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/4c0cd5732a83175c64f1cda5992c44be-15.png","player_count":4,"ranked":true},{"id":115250,"name":"Monday Morning 19x19 #33","director":{"id":1246361,"username":"katonal_edu","country":"hu","icon":"https://user-uploads.online-go.com/fd87b19ee0fd28a43416a872362f254b-64.png","ratings":{"version":5,"overall":{"rating":1482.4218691165722,"deviation":66.99404105360328,"volatility":0.06001699194390396}},"ranking":24.030490914607018,"professional":false,"ui_class":""},"description":"To have a good start of the week you need to join this 19x19 #33 tournament. But before doing so, please consider that it would be nice to have at least one move per day. Furthermore, conditional moves are not allowed. Thanks in advance for participating. Have fun! Enjoy it!","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":87768,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":86400,"initial_time":172800,"max_time":172800},"is_open":true,"exclude_provisional":true,"group":{"id":12889,"name":"Monday Morning","summary":"Welcome to Monday Morning group\n\nIf you feel that Mondays are mentally difficult for you, just join us and start your week with special things like playing go.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":47,"icon":"https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-64.png"},"auto_start_on_max":false,"time_start":"2024-05-27T08:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":27,"analysis_enabled":false,"exclusivity":"open","started":"2024-05-27T08:00:53.140966Z","ended":"2024-11-28T09:10:53.039997Z","start_waiting":"2024-05-27T08:00:52.990423Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-15.png","player_count":14,"ranked":true}]}