{"count":60702,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-board_size&page=1533","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-board_size&page=1531","results":[{"id":109123,"name":"19x19 Open League #37","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1413.091286907699,"deviation":71.57968487736412,"volatility":0.060272760648828305}},"ranking":22.92166513829051,"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":86,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2023-11-12T22:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-11-11T18:52:11.346881Z","ended":"2024-03-03T21:32:06.376033Z","start_waiting":"2023-11-11T18:52:10.764727Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":109208,"name":"Live 19x19 Swiss Tournament 2023-11-03 20:30","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":4,"name":"Live 19x19 Swiss Tournament","rrule":"DTSTART:20260820T080000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-08-20T08:00:29.823867Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":600,"periods":3},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":40},"next_run":"2026-08-20T12:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":35,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":600,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2023-11-03T20:30:13.470077Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2023-11-03T20:30:13.678437Z","ended":"2023-11-03T22:00:28.857207Z","start_waiting":"2023-11-03T20:30:13.519512Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":7,"ranked":true},{"id":90388,"name":"Correspondence Weekly McMahon 19x19 2022-05-28 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":"2022-05-28T17:00:08.840125Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2022-05-28T17:00:15.016082Z","ended":"2023-11-03T21:53:09.943038Z","start_waiting":"2022-05-28T17:00:12.374143Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":38,"ranked":true},{"id":105355,"name":"Absolute Fortnight - November 2023","director":{"id":890983,"username":"fix.david","country":"_DOOP","icon":"https://secure.gravatar.com/avatar/34157ec878bbb302b2c3dd139c05ba1b?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1465.190322344086,"deviation":68.95131092899713,"volatility":0.059754593767297415}},"ranking":23.759821080035156,"professional":false,"ui_class":""},"description":"No pausing and no vacations; anyone who has vacation mode switched on, or pauses a game, will be disqualified.\n\nBeware that this is fast correspondence.\n\nAlso, please do not use AI.\n\nSmallest group point compensation: Players in the smallest group in each round will receive extra points such that the maximum obtainable point value is just one less than in the other groups.\n_________________________________________________________\n\nPrevious tournament: https://online-go.com/tournament/103387 \nNext tournament: https://online-go.com/tournament/107780","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":9573,"time_control_parameters":{"system":"absolute","time_control":"absolute","speed":"correspondence","pause_on_weekends":false,"total_time":1209600},"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":"2023-11-01T23:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-11-01T23:00:13.600232Z","ended":"2024-01-04T01:18:00.163088Z","start_waiting":"2023-11-01T23:00:12.971152Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png","player_count":31,"ranked":true},{"id":108436,"name":"martha halloween 2023 19x19","director":{"id":54215,"username":"dol","country":"de","icon":"https://secure.gravatar.com/avatar/e30308eaac21189069c126f5ec0cadcd?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1586.592415187575,"deviation":65.28977535745965,"volatility":0.05997945420285138}},"ranking":25.602640587218534,"professional":false,"ui_class":""},"description":"simultanes 19x19-turnier mit vorgabe und langer fischerzeit – gruselige joseki, untote gruppen und eine menge stochern im nebel. viel spaß!","schedule":null,"title":null,"tournament_type":"s_mcmahon","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":false,"group":{"id":4604,"name":"Martha","summary":"Spieltreff Martha","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":78,"icon":"https://user-uploads.online-go.com/03e3b412dc40088d78aaa8f39f57b16a-64.png"},"auto_start_on_max":false,"time_start":"2023-10-30T23:00:00Z","players_start":6,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2023-11-01T16:40:13.178640Z","ended":"2024-09-04T11:53:23.785622Z","start_waiting":"2023-11-01T16:40:12.853235Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/03e3b412dc40088d78aaa8f39f57b16a-15.png","player_count":6,"ranked":true},{"id":109109,"name":"Xfinity Stackup Tournament","director":{"id":1450193,"username":"SOUL ERODER","country":"us","icon":"https://secure.gravatar.com/avatar/54e9f922fb5d21789cd3cf23b402d24c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1639.190935266698,"deviation":158.62970139076597,"volatility":0.05999851287461658}},"ranking":26.357659470559526,"professional":false,"ui_class":""},"description":"This will be an exhibitom tournament to figure out where we all stand In terms of skill. You never know how far you have risen unless you have seen thr floor!","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":false,"group":{"id":13712,"name":"Xfinity Go","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":8,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2023-10-31T17:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-11-03T16:14:13.551132Z","ended":"2023-11-16T14:43:39.825741Z","start_waiting":"2023-11-03T16:14:13.409735Z","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":109218,"name":"Blitz 19x19 Elimination Tournament 2023-11-04 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:20260820T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-08-20T09:00:29.825038Z","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":"2026-08-20T13:00:00Z","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":"2023-11-04T05:30:13.645736Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2023-11-04T05:31:13.773966Z","ended":"2023-11-04T05:51:03.179830Z","start_waiting":"2023-11-04T05:31:13.658593Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":6,"ranked":true},{"id":114313,"name":"✨Sunday GO and MORE ✨⛳🌄🌟 Hikaru no Go 🌑⚪️","director":{"id":1436588,"username":"Arrow A6 anti-","country":"zz","icon":"https://user-uploads.online-go.com/8670729a0e8d1142fea14d8bd6800517-64.png","ratings":{"version":5,"overall":{"rating":588.6751839572613,"deviation":80.73457404236709,"volatility":0.0636275307525229}},"ranking":5,"professional":false,"ui_class":""},"description":"\n