{"count":59514,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-is_open&page=2353","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-is_open&page=2351","results":[{"id":136360,"name":"Southampton Jan2026 13x13 Tournament","director":{"id":1350621,"username":"SMS-Mr.d","country":"us","icon":"https://user-uploads.online-go.com/a37a10b28a4630ef53f62c17e567cca7-64.png","ratings":{"version":5,"overall":{"rating":1087.6431665845494,"deviation":61.776335264617884,"volatility":0.05998629219958402}},"ranking":16.861768721103054,"professional":false,"ui_class":""},"description":"Southampton Dec2025 13x13 Tournament","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":7,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"rapid","pause_on_weekends":false,"time_increment":6,"initial_time":45,"max_time":45},"is_open":true,"exclude_provisional":false,"group":{"id":14789,"name":"Southampton Middle School Go Club","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":true,"hide_details":true,"member_count":15,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2026-01-14T20:05:00Z","players_start":2,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2026-01-14T20:03:29.013332Z","ended":"2026-01-14T20:40:05.713437Z","start_waiting":"2026-01-14T20:03:28.624592Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":12,"ranked":false},{"id":137414,"name":"Blitz 19x19 Elimination Tournament 2026-02-16 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 Site-wide Tournament","schedule":{"id":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260429T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-04-29T17:00:48.690508Z","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":"2026-04-29T21:00:00Z","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":"2026-02-16T01:30:20.730306Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2026-02-16T01:31:20.973439Z","ended":"2026-02-16T01:47:57.511691Z","start_waiting":"2026-02-16T01:31:20.754710Z","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":138437,"name":"Live 9x9 Double Elimination Tournament 2026-03-19 10:30","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":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260429T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-04-29T14:00:48.681800Z","lead_time_seconds":1800,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"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":"2026-04-29T18:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":41,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2026-03-19T10:30:18.361776Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2026-03-19T10:31:38.461922Z","ended":"2026-03-19T11:04:35.940078Z","start_waiting":"2026-03-19T10:31:38.366449Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":6,"ranked":true},{"id":134490,"name":"Play for best","director":{"id":1078350,"username":"Kingsboss","country":"sg","icon":"https://user-uploads.online-go.com/e821750bcfc53c45584de3305718ce18-64.png","ratings":{"version":5,"overall":{"rating":1466.2720977734025,"deviation":64.61752067849777,"volatility":0.05999204512237171}},"ranking":23.776906820008207,"professional":false,"ui_class":""},"description":"Just join","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":133019,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":129600,"initial_time":432000,"max_time":1209600},"is_open":true,"exclude_provisional":true,"group":{"id":15851,"name":"Kingsboss group","summary":"Vip group request to join!","require_invitation":false,"is_public":false,"admin_only_tournaments":true,"hide_details":false,"member_count":4,"icon":"https://user-uploads.online-go.com/e821750bcfc53c45584de3305718ce18-64.png"},"auto_start_on_max":false,"time_start":"2025-11-19T10:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-11-19T10:00:07.453715Z","ended":"2026-02-17T05:22:47.553843Z","start_waiting":"2025-11-19T10:00:07.397919Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e821750bcfc53c45584de3305718ce18-15.png","player_count":5,"ranked":true},{"id":138436,"name":"Blitz 19x19 Elimination Tournament 2026-03-19 09:30","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:20260429T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-04-29T17:00:48.690508Z","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":"2026-04-29T21:00:00Z","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":"2026-03-19T09:30:18.351270Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2026-03-19T09:30:18.589984Z","ended":"2026-03-19T10:26:40.723116Z","start_waiting":"2026-03-19T09:30:18.402665Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":9,"ranked":true},{"id":136344,"name":"BegINner fiGhT!!! vEr. 4","director":{"id":1742791,"username":"AKIBABO","country":"_GoT_Lannister","icon":"https://user-uploads.online-go.com/42e46e1ae449cfa5e3b99fac1d8dfab8-64.png","ratings":{"version":5,"overall":{"rating":766.3293218167115,"deviation":61.84413738912292,"volatility":0.05988692508057947}},"ranking":8.755648053238762,"professional":false,"ui_class":""},"description":"BegINner fiGhT!!!","schedule":null,"title":null,"tournament_type":"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":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":17927,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":true,"time_start":"2026-01-19T04:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":15,"analysis_enabled":false,"exclusivity":"open","started":"2026-01-19T04:00:26.834377Z","ended":null,"start_waiting":"2026-01-19T04:00:26.733263Z","board_size":19,"active_round":3,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":4,"ranked":true},{"id":138319,"name":"9x9 Open D.E. Cup #229","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1328.4337060647135,"deviation":68.98965903759373,"volatility":0.060206245193250185}},"ranking":21.491478440446674,"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/10842","schedule":null,"title":null,"tournament_type":"double_elimination","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":false,"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":697,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2026-03-22T20:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-03-19T15:28:30.612969Z","ended":null,"start_waiting":"2026-03-19T15:28:30.304106Z","board_size":9,"active_round":1,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":8,"ranked":true},{"id":138441,"name":"Live 9x9 Double Elimination Tournament 2026-03-19 14:30","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":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260429T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-04-29T14:00:48.681800Z","lead_time_seconds":1800,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"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":"2026-04-29T18:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":41,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2026-03-19T14:30:18.484142Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2026-03-19T14:31:40.921774Z","ended":"2026-03-19T15:38:58.917548Z","start_waiting":"2026-03-19T14:31:40.731406Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":13,"ranked":true},{"id":133843,"name":"The Aji Tournament II","director":{"id":1864696,"username":"The Atari Union","country":"in","icon":"https://user-uploads.online-go.com/97a3545e27ab6dc2768c65861fc96dd0-64.png","ratings":{"version":5,"overall":{"rating":275.4271587796327,"deviation":83.19570494461763,"volatility":0.059985568052562735}},"ranking":5,"professional":false,"ui_class":""},"description":"All are open for more tournaments. For a beginner friendly group join the Aji Union Group (+25k Beginner)","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":86400,"initial_time":259200,"max_time":777600},"is_open":true,"exclude_provisional":false,"group":{"id":15743,"name":"The Aji Union (+25k Beginners)","summary":"This group is open for all and beginner friendly. If you do not wish to join this group try the The Opening Tournament on Oct 7th, it is called The Aji Tournament!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":19,"icon":"https://user-uploads.online-go.com/4a4eaae21c0ccdddb0b5e26d211af026-64.png"},"auto_start_on_max":true,"time_start":"2025-11-03T23:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2025-11-03T23:00:22.745244Z","ended":"2026-02-03T20:42:59.228928Z","start_waiting":"2025-11-03T23:00:22.643989Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/4a4eaae21c0ccdddb0b5e26d211af026-15.png","player_count":5,"ranked":true},{"id":136648,"name":"Monday Morning 19x19 #78","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 #78 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":"2026-02-16T09:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":27,"analysis_enabled":false,"exclusivity":"open","started":"2026-02-16T09:00:21.112528Z","ended":null,"start_waiting":"2026-02-16T09:00:20.870263Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-15.png","player_count":10,"ranked":true}]}