{"count":60717,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=board_size&page=3634","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=board_size&page=3632","results":[{"id":50517,"name":"The 11th Murase Go Group Tournament","director":{"id":449215,"username":"SM-SYaKo","country":"jp","icon":"https://user-uploads.online-go.com/e577b58bab7d7fc9871766c9d1f7195a-64.png","ratings":{"version":5,"overall":{"rating":1182.178471692773,"deviation":63.45983688838135,"volatility":0.060058455061893425}},"ranking":18.79122343818162,"professional":false,"ui_class":""},"description":"毎月27日に開催される定例トーナメントです。これは第十一回村瀬碁グループ定例トーナメントです。2019年7月27日に開始されます。\n\nA tournament that happens every month on 27th. This is the 11th tournament starts on July 27th, 2019.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":-1,"rules":"japanese","time_per_move":21840,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":18000,"initial_time":345600,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":2389,"name":"Murase Go Group","summary":"The group of Japanese and any go player from different countries.\nこのグループは日本人や世界中の国々の人々が集うグループです。","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":92,"icon":"https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-64.png"},"auto_start_on_max":false,"time_start":"2019-07-27T12:00:00Z","players_start":2,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2019-07-27T12:00:03.366185Z","ended":"2019-08-14T08:21:52.419424Z","start_waiting":"2019-07-27T12:00:02.882393Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-15.png","player_count":3,"ranked":true},{"id":49280,"name":"Correspondence 19x19 RoundRobin 2019-06-13 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 Sitewide Tournament","schedule":{"id":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260819T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-08-19T19:00:29.832476Z","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":"2026-08-22T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"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":"2019-06-13T19:00:21.231217Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2019-06-13T19:00:33.256338Z","ended":"2019-09-07T08:22:20.935367Z","start_waiting":"2019-06-13T19:00:27.595679Z","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":48639,"name":"Go Championship","director":{"id":641197,"username":"Yokorando","country":"jp","icon":"https://user-uploads.online-go.com/14124936eeedfb12bf10b2850ff64609-64.png","ratings":{"version":5,"overall":{"rating":889.9035121688681,"deviation":96.26537507661186,"volatility":0.059996932735886396}},"ranking":12.216597179316814,"professional":false,"ui_class":""},"description":"A devastating battle between players","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":515,"name":"OGS Title Tournaments","summary":"Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":3012,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2019-05-22T00:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2019-05-22T08:10:43.722853Z","ended":"2019-06-23T08:04:25.915183Z","start_waiting":"2019-05-22T08:10:43.374322Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":4,"ranked":true},{"id":47983,"name":"Первый турнир","director":{"id":512029,"username":"Павел Науменко","country":"001","icon":"https://user-uploads.online-go.com/159834f78ac02642afdb38194bd2c630-64.png","ratings":{"version":5,"overall":{"rating":1590.5998052104333,"deviation":64.84671793344685,"volatility":0.059989172933866}},"ranking":25.66103877139472,"professional":false,"ui_class":""},"description":"В нашем клубе набралось четыре человека! Посему случаю объявляется круговой турнир!","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":91200,"time_control_parameters":{"period_time":86400,"main_time":432000,"system":"byoyomi","pause_on_weekends":true,"time_control":"byoyomi","periods":3,"speed":"correspondence"},"is_open":true,"exclude_provisional":false,"group":{"id":2208,"name":"Го-клуб ИТМО","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":46,"icon":"https://user-uploads.online-go.com/97d7765a77b2cd2b949864b6dee400ec-64.png"},"auto_start_on_max":true,"time_start":"2019-05-01T21:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2019-05-01T22:50:28.006262Z","ended":"2019-05-17T07:03:55.351092Z","start_waiting":"2019-05-01T22:50:27.530114Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/97d7765a77b2cd2b949864b6dee400ec-15.png","player_count":4,"ranked":true},{"id":57349,"name":"Blitz 19x19 Elimination Tournament 2020-03-11 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:20260820T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-08-20T21:00:29.878867Z","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":"2026-08-21T01:00:00Z","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":"2020-03-11T01:30:06.089235Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2020-03-11T01:32:13.069171Z","ended":"2020-03-11T01:49:01.578600Z","start_waiting":"2020-03-11T01:32:12.785510Z","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":47660,"name":"Kuwabara Honimbou first look at Hikaru - Fifth Edition","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":"... to beat Akira","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"chinese","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":420,"name":"Hikaru no go club","summary":"Sai is the way.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":773,"icon":"https://user-uploads.online-go.com/84c61392d7c5db993cba7656a5ebbc92-64.png"},"auto_start_on_max":true,"time_start":"2019-04-30T03:00:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2019-04-30T03:00:36.523542Z","ended":"2019-09-13T14:06:45.590112Z","start_waiting":"2019-04-30T03:00:36.030540Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/84c61392d7c5db993cba7656a5ebbc92-15.png","player_count":3,"ranked":true},{"id":52092,"name":"Blitz 19x19 Elimination Tournament 2019-09-17 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:20260820T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-08-20T21:00:29.878867Z","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":"2026-08-21T01:00:00Z","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":"2019-09-17T05:30:25.362424Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2019-09-17T05:32:28.272053Z","ended":"2019-09-17T05:49:01.498124Z","start_waiting":"2019-09-17T05:32:27.801559Z","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":53359,"name":"Fast Correspondence – November 2019 (B)","director":{"id":784,"username":"mlopezviedma","country":"ar","icon":"https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png","ratings":{"version":5,"overall":{"rating":1558.7681484843145,"deviation":62.264303238944116,"volatility":0.05973863153844848}},"ranking":25.193054109678815,"professional":false,"ui_class":"supporter moderator"},"description":"Please, avoid delaying your games using the vacation feature. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":30720,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":28800,"initial_time":172800,"max_time":172800},"is_open":true,"exclude_provisional":true,"group":{"id":508,"name":"Fast Correspondence","summary":"Tournaments for people who like to play quick correspondence games.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":831,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"},"auto_start_on_max":false,"time_start":"2019-11-05T00:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2019-11-05T00:00:24.938190Z","ended":"2019-12-04T05:40:39.082327Z","start_waiting":"2019-11-05T00:00:19.400128Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png","player_count":10,"ranked":true},{"id":39944,"name":"Correspondence Weekly McMahon 19x19 2018-08-18 17:00","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 Sitewide Tournament","schedule":{"id":9,"name":"Correspondence Weekly McMahon 19x19","rrule":"DTSTART:20260817T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-08-17T17:00:29.631606Z","lead_time_seconds":432000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"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":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":4,"maximum_players":1000},"next_run":"2026-08-24T17:00:00Z","base_points":"30.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"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":"2018-08-18T17:00:20.767028Z","players_start":60,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2018-08-18T17:01:02.662676Z","ended":"2019-11-22T06:06:09.264004Z","start_waiting":"2018-08-18T17:00:50.001881Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":61,"ranked":true},{"id":49756,"name":"Torneio Juscelino Kubitschek 2019","director":{"id":307866,"username":"swafaron","country":"br","icon":"https://user-uploads.online-go.com/c62da84b968b7d03ab1235c4e4988c13-64.png","ratings":{"version":5,"overall":{"rating":1568.7246028591371,"deviation":62.77870530874028,"volatility":0.05985028812148364}},"ranking":25.340451859744853,"professional":false,"ui_class":""},"description":"Juscelino Kubitschek Tournament 2019","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":true,"group":{"id":1059,"name":"Brasília","summary":"Grupo de Go do Distrito Federal","require_invitation":true,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":62,"icon":"https://user-uploads.online-go.com/8ac44fd3ea743166c13c9798c228f36c-64.png"},"auto_start_on_max":false,"time_start":"2019-07-07T11:00:00Z","players_start":10,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2019-07-07T11:00:59.619120Z","ended":"2020-10-02T00:59:24.896119Z","start_waiting":"2019-07-07T11:00:46.770349Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/8ac44fd3ea743166c13c9798c228f36c-15.png","player_count":21,"ranked":true}]}