{"count":60163,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=max_ranking&page=281","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=max_ranking&page=279","results":[{"id":27087,"name":"5th tournament","director":{"id":281554,"username":"TYDC","country":"_DOOP","icon":"https://user-uploads.online-go.com/bbd482f273f613d97a246c2d297b822c-64.png","ratings":{"version":5,"overall":{"rating":1735.7469858122088,"deviation":63.50135346127308,"volatility":0.059931746793834874}},"ranking":27.682651391134378,"professional":false,"ui_class":""},"description":"Double digit kyu players are welcome,","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":46,"time_control_parameters":{"period_time":40,"main_time":600,"system":"byoyomi","pause_on_weekends":false,"time_control":"byoyomi","periods":5,"speed":"live"},"is_open":true,"exclude_provisional":true,"group":{"id":1553,"name":"Vietnamese Go","summary":"Dành cho các kì thủ đang sống ở Việt Nam hoặc người Việt ở nước khác.\nFor Go players living in Vietnam or Vietnamese living abroad.","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":244,"icon":"https://user-uploads.online-go.com/14a0c5d58cc9af8e053b8d9b2cf88f33-64.png"},"auto_start_on_max":false,"time_start":"2017-05-13T14:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"slaughter","min_ranking":8,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2017-05-21T05:49:14.675448Z","ended":"2017-05-21T06:32:41.827282Z","start_waiting":"2017-05-21T05:49:14.299406Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/14a0c5d58cc9af8e053b8d9b2cf88f33-15.png","player_count":4,"ranked":true},{"id":129905,"name":"9x9 Mini League 10k-25k #311","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1325.0529908848616,"deviation":70.58676374549262,"volatility":0.06023746882442591}},"ranking":21.43248918766429,"professional":false,"ui_class":""},"description":"Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"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":3524,"name":"9x9 Lovers","summary":"A group for Go players who love the 9x9 board.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":711,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2025-06-29T19:05:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2025-06-29T07:41:05.766671Z","ended":"2025-07-11T16:32:53.748558Z","start_waiting":"2025-06-29T07:41:05.626339Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":104441,"name":"9x9 Mini League 10k-25k #160","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1325.0529908848616,"deviation":70.58676374549262,"volatility":0.06023746882442591}},"ranking":21.43248918766429,"professional":false,"ui_class":""},"description":"Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"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":3524,"name":"9x9 Lovers","summary":"A group for Go players who love the 9x9 board.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":711,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2023-06-25T19:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2023-06-21T18:27:03.340598Z","ended":"2023-07-19T07:45:51.171296Z","start_waiting":"2023-06-21T18:27:03.154592Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":1561,"name":"apei's help 2","director":{"id":20502,"username":"nobush","country":"cn","icon":"https://user-uploads.online-go.com/d0c558f672e167a609363bda95da4150-64.png","ratings":{"version":5,"overall":{"rating":1398.8027682852774,"deviation":64.15450062639948,"volatility":0.06068292525688487}},"ranking":22.68639165593331,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"chinese","time_per_move":432000,"time_control_parameters":{"time_control":"simple","per_move":432000},"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":385,"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":20,"analysis_enabled":false,"exclusivity":"open","started":"2011-12-16T22:22:10Z","ended":"2011-12-16T21:22:10Z","start_waiting":null,"board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":139140,"name":"13x13 Mini League 10k-25k #58","director":{"id":1688153,"username":"Mittelmark","country":"de","icon":"https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png","ratings":{"version":5,"overall":{"rating":1073.2840100977699,"deviation":66.95187850935433,"volatility":0.06002501957710229}},"ranking":16.55410507658349,"professional":false,"ui_class":"supporter"},"description":"A little round robin with 4 games for everyone on a 13x13 board with (not too) relaxed time settings.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":93703,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":432000,"max_time":1209600},"is_open":true,"exclude_provisional":true,"group":{"id":161,"name":"13x13","summary":"Like to play on a 13 x 13 board?","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":61,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2026-04-17T11:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":false,"exclusivity":"open","started":"2026-04-13T09:31:35.973373Z","ended":null,"start_waiting":"2026-04-13T09:31:35.693869Z","board_size":13,"active_round":1,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":5,"ranked":true},{"id":99902,"name":"9x9 Mini League 10k-25k #127","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1325.0529908848616,"deviation":70.58676374549262,"volatility":0.06023746882442591}},"ranking":21.43248918766429,"professional":false,"ui_class":""},"description":"Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"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":3524,"name":"9x9 Lovers","summary":"A group for Go players who love the 9x9 board.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":711,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2023-02-12T20:05:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2023-02-11T11:35:26.392679Z","ended":"2023-02-20T17:23:38.772700Z","start_waiting":"2023-02-11T11:35:26.141602Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":115994,"name":"Hideo Otake (大竹英雄) Birthday DDK Tournament","director":{"id":58836,"username":"DrQuantum","country":"us","icon":"https://user-uploads.online-go.com/5192a63f12fa80c878392f9d0034612b-64.png","ratings":{"version":5,"overall":{"rating":924.3091459028741,"deviation":62.556013929043026,"volatility":0.05897619688572081}},"ranking":13.094758760345306,"professional":false,"ui_class":""},"description":"This is a DDK tournament in honor of the birthday of Hideo Otake (大竹英雄), born on 12 May 1942.","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":24,"name":"Double Digit Kyu Room","summary":"For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":3674,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2024-05-30T01:00:00Z","players_start":8,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2024-05-30T01:00:55.056343Z","ended":"2025-12-26T02:23:46.848798Z","start_waiting":"2024-05-30T01:00:53.717145Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":19,"ranked":true},{"id":1546,"name":"Julko's mini-tournament VI","director":{"id":15530,"username":"Julko","country":"pl","icon":"https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png","ratings":{"version":5,"overall":{"rating":849.7661010867147,"deviation":66.91059487725403,"volatility":0.05927082260754413}},"ranking":11.1481805292339,"professional":false,"ui_class":"supporter"},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"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":{"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":385,"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":4,"max_ranking":20,"analysis_enabled":false,"exclusivity":"open","started":"2012-03-05T12:29:29Z","ended":"2012-03-05T11:29:29Z","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":63169,"name":"19x19, Quick Correspondence, An opportunity to learn.","director":{"id":772773,"username":"Omar_Ramirez","country":"mx","icon":"https://secure.gravatar.com/avatar/cc6e7201895242bdb1f4da007d65c46e?s=64&d=retro","ratings":{"version":5,"overall":{"rating":852.0223343079039,"deviation":62.61027100632482,"volatility":0.060096714877981634}},"ranking":11.209565162702644,"professional":false,"ui_class":""},"description":"An opportunity to learn and apply your knowledge. The clock's long enough to read deeply, but not so much that you can ignore a move. Be brave, advance.","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":30720,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":28800,"initial_time":172800,"max_time":172800},"is_open":true,"exclude_provisional":true,"group":{"id":25,"name":"Go Basics","summary":"A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":18036,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2020-07-20T02:00:00Z","players_start":20,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2020-07-20T02:00:05.916475Z","ended":"2020-11-21T10:59:21.671698Z","start_waiting":"2020-07-20T02:00:05.067939Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":27,"ranked":true},{"id":100012,"name":"9x9 Mini League 10k-25k #128","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1325.0529908848616,"deviation":70.58676374549262,"volatility":0.06023746882442591}},"ranking":21.43248918766429,"professional":false,"ui_class":""},"description":"Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"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":3524,"name":"9x9 Lovers","summary":"A group for Go players who love the 9x9 board.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":711,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2023-02-19T20:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2023-02-16T09:48:10.585118Z","ended":"2023-03-04T13:38:12.754309Z","start_waiting":"2023-02-16T09:48:10.440690Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true}]}