{"count":59641,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-analysis_enabled&page=1348","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-analysis_enabled&page=1346","results":[{"id":39334,"name":"Correspondence 19x19 RoundRobin 2018-07-24 01:00","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:20260512T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-05-12T19:00:49.757522Z","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":"2026-05-15T19:00:00Z","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":"2018-07-24T01:00:27.808869Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2018-07-24T01:00:54.383083Z","ended":"2018-08-22T20:25:45.434355Z","start_waiting":"2018-07-24T01:00:52.708076Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":5,"ranked":true},{"id":137461,"name":"Turnering nummer 2 - 5B-turnering","director":{"id":1513196,"username":"Razzuk","country":"un","icon":"https://user-uploads.online-go.com/6338f23f38adf05f83e4a04ef01bb543-64.png","ratings":{"version":5,"overall":{"rating":1130.6028907708144,"deviation":63.23034804418772,"volatility":0.06003405084191452}},"ranking":17.758551091111578,"professional":false,"ui_class":"supporter"},"description":"Turnering","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":16,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"rapid","pause_on_weekends":false,"main_time":180,"period_time":10,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":15714,"name":"5B med Mikael","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":true,"hide_details":true,"member_count":30,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2026-02-17T10:45:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2026-02-17T10:37:52.228774Z","ended":"2026-02-17T11:04:57.338067Z","start_waiting":"2026-02-17T10:37:51.654783Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":22,"ranked":true},{"id":129295,"name":"20k-15k Fast Correspondence Round-Robin #3","director":{"id":1408189,"username":"msaari","country":"fi","icon":"https://user-uploads.online-go.com/d84f8843f1ada4bb45291df34e84950f-64.png","ratings":{"version":5,"overall":{"rating":1002.6163704657981,"deviation":62.76521506097277,"volatility":0.05974198209363873}},"ranking":14.97735480821881,"professional":false,"ui_class":""},"description":"Fast round-robin tournament for mid-level DDK players (20k to 15k). No handicaps, NZ rules, Fischer time with 2-day main time and 12 hours per move.\n\nShort vacations are allowed.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"nz","time_per_move":44568,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"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":821,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"},"auto_start_on_max":true,"time_start":"2025-06-16T18:00:00Z","players_start":8,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":10,"max_ranking":15,"analysis_enabled":true,"exclusivity":"open","started":"2025-06-19T01:36:35.149769Z","ended":"2025-07-17T10:05:17.638756Z","start_waiting":"2025-06-19T01:36:34.843726Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png","player_count":8,"ranked":true},{"id":84241,"name":"Classic W.D.D.T. XLIV","director":{"id":929191,"username":"EnsoZEN","country":"cz","icon":"https://user-uploads.online-go.com/9de5727796a655588080bb89cc627977-64.png","ratings":{"version":5,"overall":{"rating":1463.5820448380764,"deviation":67.30723430909097,"volatility":0.06004488935091738}},"ranking":23.734396346844115,"professional":false,"ui_class":""},"description":"Classic weekly double death tournament.\n\nImportant! This is a tournament for beginners and intermediates. All registered players acknowledge that if they increase their position by more than 2 classes during the tournament, they will be disqualified.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":172800,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"correspondence","pause_on_weekends":true,"per_move":172800},"is_open":true,"exclude_provisional":true,"group":{"id":8129,"name":"ZEN Go","summary":"The search for happiness is one of the chief sources of unhappiness.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":48,"icon":"https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"},"auto_start_on_max":false,"time_start":"2022-01-10T00:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":23,"analysis_enabled":true,"exclusivity":"open","started":"2022-01-10T00:00:15.220543Z","ended":"2022-03-03T12:32:35.888123Z","start_waiting":"2022-01-10T00:00:15.060552Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png","player_count":7,"ranked":true},{"id":130248,"name":"19x19 Open D.E. Cup #124","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1265.26504498289,"deviation":69.81530038696661,"volatility":0.060213361593959625}},"ranking":20.363634477779126,"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/12599","schedule":null,"title":null,"tournament_type":"double_elimination","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":72,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2025-07-20T21:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-07-15T13:53:47.937222Z","ended":null,"start_waiting":"2025-07-15T13:53:47.844604Z","board_size":19,"active_round":6,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":62966,"name":"ertre","director":{"id":809607,"username":"assisugiovanni","country":"un","icon":"https://secure.gravatar.com/avatar/868703eeb2055bfe24982182f91ac2c1?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1114.8890609904595,"deviation":284.37128220153437,"volatility":0.06000288843476749}},"ranking":17.434540936029375,"professional":false,"ui_class":"provisional"},"description":"ertre","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":6275,"name":"mygroup","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":1,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2020-07-10T21:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-07-11T15:09:14.649467Z","ended":"2020-12-18T09:26:08.432810Z","start_waiting":"2020-07-11T15:09:14.318756Z","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":7899,"name":"Brno 19x19 Mai 2015","director":{"id":66704,"username":"mita va","country":"at","icon":"https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png","ratings":{"version":5,"overall":{"rating":754.0834621093887,"deviation":65.59093123242444,"volatility":0.05913654738732242}},"ranking":8.382725928853805,"professional":false,"ui_class":"supporter"},"description":"drtz bhji","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":31,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":120,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":31,"name":"Český pokoj","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":49,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2015-05-31T17:02:00Z","players_start":2,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":2,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2015-05-31T17:02:20.340682Z","ended":"2015-05-31T17:12:21.047961Z","start_waiting":"2015-05-31T17:02:20.278839Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":3,"ranked":true},{"id":89015,"name":"Friendly Match2","director":{"id":1084605,"username":"sedlt","country":"hk","icon":"https://user-uploads.online-go.com/1706fbae0dce1314a6006bad8e8e7485-64.png","ratings":{"version":5,"overall":{"rating":764.988129572982,"deviation":78.00584109105114,"volatility":0.060011031706527294}},"ranking":8.71509655511107,"professional":false,"ui_class":""},"description":"Just for fun","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":136320,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":129600,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":11458,"name":"Best Friends","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":22,"icon":"https://user-uploads.online-go.com/2b1f18c7e54d6f3c8170051050e45c7a-64.png"},"auto_start_on_max":false,"time_start":"2022-04-29T04:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-04-23T01:29:12.834418Z","ended":"2022-05-04T00:05:57.765474Z","start_waiting":"2022-04-23T01:29:12.755721Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/2b1f18c7e54d6f3c8170051050e45c7a-15.png","player_count":3,"ranked":true},{"id":60996,"name":"9x9 Double Elimination","director":{"id":637865,"username":"John.Tromp.Math.Maniac","country":"nl","icon":"https://user-uploads.online-go.com/d3a7d663721e94d8a2a5d3846f290611-64.png","ratings":{"version":5,"overall":{"rating":1500,"deviation":350,"volatility":0.06}},"ranking":24.303382182144386,"professional":false,"ui_class":"provisional"},"description":"☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n \n☆ This is a ‘Fast Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n \n☆ Does NOT pause on the weekend.\n \n☆ If this sounds like a good time to you, please join us!\n\n<HR><BR>\nTournaments are a great way to find people who are more competitive than your average opponent. A big part of improving your own skills is by having them tested by capable adversaries. If you would like to be apart of more Chinese ruleset tournaments, check out our group for weekly opportunities.<BR><BR>","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"nz","time_per_move":45120,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":172800,"max_time":259200},"is_open":true,"exclude_provisional":true,"group":{"id":3207,"name":"New Zealand Tournaments","summary":"This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":593,"icon":"https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"},"auto_start_on_max":true,"time_start":"2020-05-31T01:00:00Z","players_start":8,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-05-31T01:00:05.261525Z","ended":"2020-08-04T19:48:35.652288Z","start_waiting":"2020-05-31T01:00:04.889505Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png","player_count":15,"ranked":true},{"id":63861,"name":"Sunday tournament","director":{"id":56637,"username":"milanm","country":"un","icon":"https://user-uploads.online-go.com/3ca6488bbc5b99dee6389c8324babd42-64.png","ratings":{"version":5,"overall":{"rating":1662.3445125130943,"deviation":65.86315522168478,"volatility":0.05990327126949318}},"ranking":26.68236541979062,"professional":false,"ui_class":"aga"},"description":"wekkly 9x9 tournament","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":31,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"live","pause_on_weekends":false,"time_increment":30,"initial_time":120,"max_time":300},"is_open":true,"exclude_provisional":false,"group":{"id":5803,"name":"Massachusetts Go Foundation","summary":"","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":49,"icon":"https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-64.png"},"auto_start_on_max":false,"time_start":"2020-08-02T17:05:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2020-08-02T17:05:09.312222Z","ended":"2020-08-02T17:59:00.644481Z","start_waiting":"2020-08-02T17:05:07.344176Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-15.png","player_count":12,"ranked":true}]}