{"count":60020,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=board_size&page=5809","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=board_size&page=5807","results":[{"id":137942,"name":"Blitz 19x19 Elimination Tournament 2026-03-04 13:30","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:20260624T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-06-24T05:00:16.099669Z","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":"2026-06-24T09:00:00Z","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":"2026-03-04T13:30:19.407218Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2026-03-04T13:31:19.523343Z","ended":"2026-03-04T13:38:57.834020Z","start_waiting":"2026-03-04T13:31:19.402332Z","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":106383,"name":"19x19 Open League #25","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1322.4101127671934,"deviation":70.68302664679709,"volatility":0.06021430335344494}},"ranking":21.386269356563897,"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":76,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2023-08-20T21:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-08-15T23:59:04.590517Z","ended":"2023-11-08T19:24:49.722456Z","start_waiting":"2023-08-15T23:59:04.119516Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":61232,"name":"19 x 19 normal McMahon Tournament","director":{"id":747694,"username":"kingkaio","country":"ua","icon":"https://user-uploads.online-go.com/153fb07f8ce9121e748b2e51172936d2-64.png","ratings":{"version":5,"overall":{"rating":1167.6804695413712,"deviation":62.48738706337885,"volatility":0.06012577810744558}},"ranking":18.505561177652012,"professional":false,"ui_class":""},"description":"A Normal Tournament\nJoin our 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":5683,"name":"Tournaments Group","summary":"A group for people who like tournaments.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":66,"icon":"https://user-uploads.online-go.com/905cdf0c41d571282428b5d769b638c3-64.png"},"auto_start_on_max":false,"time_start":"2020-06-04T21:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-06-04T21:00:45.386202Z","ended":"2021-05-10T07:13:59.622484Z","start_waiting":"2020-06-04T21:00:45.145983Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/905cdf0c41d571282428b5d769b638c3-15.png","player_count":5,"ranked":true},{"id":75380,"name":"Blitz 19x19 Elimination Tournament 2021-05-20 17:30","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:20260624T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-06-24T05:00:16.099669Z","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":"2026-06-24T09:00:00Z","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":"2021-05-20T17:30:51.338789Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2021-05-20T17:30:52.656399Z","ended":"2021-05-20T17:48:20.547141Z","start_waiting":"2021-05-20T17:30:52.532572Z","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":71729,"name":"HandicaP go","director":{"id":7781,"username":"ThornsFan","country":"_LGBT","icon":"https://user-uploads.online-go.com/4df0f17546b2749c9896c4ae9a13c66d-64.png","ratings":{"version":5,"overall":{"rating":1337.368803584553,"deviation":62.28802020597183,"volatility":0.05974526744427295}},"ranking":21.64666494164504,"professional":false,"ui_class":""},"description":"Handicap gives everyone a chance","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":-1,"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":6332,"name":"noob_bot","summary":"Play with bots","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":884,"icon":"https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-64.png"},"auto_start_on_max":false,"time_start":"2021-02-25T00:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-02-25T00:00:25.653829Z","ended":"2021-09-30T15:49:37.132638Z","start_waiting":"2021-02-25T00:00:25.486628Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-15.png","player_count":7,"ranked":true},{"id":109369,"name":"Michigan Annual Thanksgiving weekend go Open","director":{"id":467165,"username":"MummRa","country":"us","icon":"https://user-uploads.online-go.com/68359dab5164ddcdffa8ad4ca0699079-64.png","ratings":{"version":5,"overall":{"rating":1247.96548084978,"deviation":64.85752922715939,"volatility":0.06002061271498367}},"ranking":20.044928150690506,"professional":false,"ui_class":""},"description":"2023 Michigan Annual Thanksgiving weekend go Open","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"aga","time_per_move":90,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"live","pause_on_weekends":false,"per_move":90},"is_open":true,"exclude_provisional":true,"group":{"id":306,"name":"Michigan Go Players","summary":"For Players from all over Michigan","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":88,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2023-11-25T17:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-11-25T17:00:53.641268Z","ended":"2023-11-25T17:11:21.777631Z","start_waiting":"2023-11-25T17:00:53.578816Z","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":119344,"name":"Vesmat.cz","director":{"id":938281,"username":"lalca","country":"cz","icon":"https://user-uploads.online-go.com/68fb7ce9de99ede0203d1aff91b0a501-64.png","ratings":{"version":5,"overall":{"rating":1178.1597096210853,"deviation":64.99890157874187,"volatility":0.05972751743364598}},"ranking":18.712391995640093,"professional":false,"ui_class":""},"description":"Jen tak","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":8367,"name":"Go klub Písek","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":18,"icon":"https://user-uploads.online-go.com/2a6b5b6f74b19a2472d3d12151c82f6f-64.png"},"auto_start_on_max":false,"time_start":"2024-08-28T12:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-08-28T12:00:34.013018Z","ended":"2024-11-17T20:26:31.745373Z","start_waiting":"2024-08-28T12:00:33.862272Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/2a6b5b6f74b19a2472d3d12151c82f6f-15.png","player_count":9,"ranked":true},{"id":136641,"name":"HAPPY GO #136 Double Elimination","director":{"id":1220803,"username":"nobhaete","country":"cn","icon":"https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png","ratings":{"version":5,"overall":{"rating":2054.1002399397503,"deviation":70.15551552374649,"volatility":0.05979157549607755}},"ranking":31.58111260666615,"professional":false,"ui_class":""},"description":"Hi everyone, welcome and have FUN!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"chinese","time_per_move":43884,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":86400,"max_time":172800},"is_open":true,"exclude_provisional":true,"group":{"id":12619,"name":"Happy Go!!!","summary":"Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":74,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"},"auto_start_on_max":false,"time_start":"2026-01-25T04:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":34,"analysis_enabled":true,"exclusivity":"open","started":"2026-01-25T04:00:07.592248Z","ended":"2026-04-01T22:50:53.242750Z","start_waiting":"2026-01-25T04:00:07.464131Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png","player_count":9,"ranked":true},{"id":70679,"name":"19 x 19 AutoHandicap RoundRobin","director":{"id":845702,"username":"and-voss","country":"de","icon":"https://secure.gravatar.com/avatar/28292dd46d331c4df0a41b8b21589d6c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1066.1447297592317,"deviation":64.59157197818651,"volatility":0.05975316663154797}},"ranking":16.399601259524317,"professional":false,"ui_class":""},"description":"Kyu Level Study Group Tournament","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"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":43,"name":"Kyu Level Study Group","summary":"A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":8910,"icon":"https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"},"auto_start_on_max":true,"time_start":"2021-01-29T18:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":10,"max_ranking":29,"analysis_enabled":true,"exclusivity":"open","started":"2021-01-29T07:44:47.643435Z","ended":"2021-05-20T12:43:46.095540Z","start_waiting":"2021-01-29T07:44:46.538777Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png","player_count":10,"ranked":true},{"id":76762,"name":"26/6 劉沛祥\t周學賢","director":{"id":818416,"username":"傳碁學園","country":"un","icon":"https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png","ratings":{"version":5,"overall":{"rating":1898.3468207617877,"deviation":71.28817954667363,"volatility":0.06041644550084839}},"ranking":29.755630942351214,"professional":false,"ui_class":""},"description":"26/6 劉沛祥\t周學賢","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":28,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":720,"period_time":20,"periods":3},"is_open":true,"exclude_provisional":false,"group":{"id":7533,"name":"傳碁 A班","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":36,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2021-06-26T11:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2021-06-26T10:10:57.533625Z","ended":"2021-06-26T10:40:39.675941Z","start_waiting":"2021-06-26T10:10:57.459705Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":2,"ranked":true}]}