{"count":60333,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=749","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=747","results":[{"id":137457,"name":"19x19 McMahon 25k-1k","director":{"id":1562354,"username":"SpeederzKnot","country":"un","icon":"https://user-uploads.online-go.com/0cb502e518998ccd240c3cd5e63ac520-64.png","ratings":{"version":5,"overall":{"rating":670.4762552841149,"deviation":72.96283229730362,"volatility":0.06021667778899313}},"ranking":5.662259103208633,"professional":false,"ui_class":""},"description":"19x19 McMahon tournament, 25kyu to 1kyu players.","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":13697,"name":"𝓞𝓷𝓵𝓲𝓷𝓮 𝓖𝓸 𝓣𝓸𝓾𝓻𝓷𝓪𝓶𝓮𝓷𝓽","summary":"Dear members: Thank you for your support! Our guild needs the help of more people to make the guild prosper. I hope everyone can contribute, join the guild, and recommend your friends to this big family.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":117,"icon":"https://user-uploads.online-go.com/0d6ac99b94f3598fc46abd7588a3f568-64.png"},"auto_start_on_max":true,"time_start":"2026-03-01T07:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":29,"analysis_enabled":false,"exclusivity":"open","started":"2026-03-01T07:00:41.185918Z","ended":null,"start_waiting":"2026-03-01T07:00:40.574136Z","board_size":19,"active_round":2,"icon":"https://user-uploads.online-go.com/0d6ac99b94f3598fc46abd7588a3f568-15.png","player_count":25,"ranked":true},{"id":27816,"name":"Correspondence 19x19 RoundRobin 2017-06-08 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:20260720T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-07-20T19:00:48.880348Z","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":"2026-07-23T19:00:00Z","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":"2017-06-08T01:00:46.888374Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2017-06-08T01:01:14.879063Z","ended":"2017-10-11T21:20:09.637165Z","start_waiting":"2017-06-08T01:01:13.117016Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":8,"ranked":true},{"id":5024,"name":"Takeda Ryu (9) 19x19 for 7-14 Kyu","director":{"id":2183,"username":"udhar_nabresh","country":"ro","icon":"https://secure.gravatar.com/avatar/c00d28977111f76b775edc5ed92b2295?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1373.083119973682,"deviation":61.97659747670928,"volatility":0.05929833252897512}},"ranking":22.25677299872599,"professional":false,"ui_class":""},"description":"19x19 board,single round robin, 7-14 kyu","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":true,"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":true,"time_start":"2015-02-17T23:00:55Z","players_start":2,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":16,"max_ranking":23,"analysis_enabled":true,"exclusivity":"open","started":"2015-02-15T08:47:08.402625Z","ended":"2015-06-08T06:48:02.823803Z","start_waiting":"2015-02-15T08:47:07.609391Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":9,"ranked":true},{"id":93804,"name":"9x9 Mini League 10k-25k #77","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1312.55354932251,"deviation":72.8521396181697,"volatility":0.060240921620802614}},"ranking":21.21307493166986,"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":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"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":714,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2022-08-28T20:05:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2022-08-24T18:35:29.203399Z","ended":"2022-08-29T19:38:10.114369Z","start_waiting":"2022-08-24T18:35:29.008204Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":85839,"name":"Bad tournament 1# do not enter","director":{"id":639990,"username":"deleted-12d94e63-d078-4c9f-a6d6-d7ad58524013","country":"_Pirate","icon":"https://user-uploads.online-go.com/7a45fabbd065debc13e6cb5ceea82a87-64.png","ratings":{"version":5,"overall":{"rating":1431.8741072341459,"deviation":64.26762609782612,"volatility":0.060109383000662396}},"ranking":23.22734801886676,"professional":false,"ui_class":""},"description":"The following rules apply. Read carefully! Failing to follow results in disqualification! \n\n1) All participants must begin with a nonconventional opening. Black Hole, Great Wall are two examples. Here are some options https://senseis.xmp.net/?StrangeOpenings , but feel free to invent your own.\n\n2) an additional rule is introduced. If you manage to place 10 stones of your color in a row, then you win. Great consideration as to how it'll affect the game is advised. \n\n3) You may not play the way you usually do. If you're used to being pacifist, then be aggressive, and vise versa. Balanced player? Throw that out of the window! This rule won't be enforced, but I leave it to your conscience to follow it. \n\n3.a) If you're not sure about your style, play aggressively.","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":179520,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":true,"main_time":604800,"period_time":172800,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":11091,"name":"Worst group","summary":"This group's main benefit is that it's the worst among them all. Nobody is welcome, joining is not encouraged, the tournaments we host are the worst, et cetera. Enter at your peril.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":0,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2022-02-21T14:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2022-05-10T15:51:02.270983Z","ended":"2022-08-24T00:39:21.641779Z","start_waiting":"2022-05-10T15:51:02.130060Z","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":59272,"name":"Turneringstest för fzg","director":{"id":54085,"username":"Zenter","country":"_Pirate","icon":"https://user-uploads.online-go.com/b151d747498b32668d388e648271b4cd-64.png","ratings":{"version":5,"overall":{"rating":1215.9202913601812,"deviation":63.66788412489854,"volatility":0.06003093803381592}},"ranking":19.442718439295447,"professional":false,"ui_class":""},"description":"Testar hur turneringar fungerar. Hoppa gärna in, behöver fyra spelare för att starta.\n\nTidsinställningarna är Fischer 3d + 1d Max 7d.\n\nDetta innebär att bägge spelare får 3 dagar tid att börja med, och för varje drag utökas tiden med 1 dag. Som max får man ha 7 dagar uppsparade. Och under helger så går inte klockan.","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":false,"group":{"id":84,"name":"feedzegerman","summary":"","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":6,"icon":"https://user-uploads.online-go.com/f375b98b7f708b2ef99b4e67d53f2514-64.png"},"auto_start_on_max":false,"time_start":"2020-04-20T17:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2020-04-20T17:00:13.509476Z","ended":"2020-08-06T03:26:31.547138Z","start_waiting":"2020-04-20T17:00:13.249287Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/f375b98b7f708b2ef99b4e67d53f2514-15.png","player_count":4,"ranked":true},{"id":95179,"name":"曹梓然 陳琛悠","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":"曹梓然 陳琛悠","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":33,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":300,"period_time":30,"periods":3},"is_open":true,"exclude_provisional":false,"group":{"id":7531,"name":"傳碁 C班","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":87,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2022-10-01T03:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2022-10-01T02:46:26.570889Z","ended":"2022-10-01T03:00:20.129854Z","start_waiting":"2022-10-01T02:46:26.501870Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":2,"ranked":true},{"id":96068,"name":"GBD Tournament","director":{"id":1095664,"username":"USE17","country":"un","icon":"https://secure.gravatar.com/avatar/8a6e68aaae476904d26cb7a7372643ea?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1188.792006203979,"deviation":61.76404829061147,"volatility":0.0606255655038105}},"ranking":18.920372006199532,"professional":false,"ui_class":""},"description":"Beginners tournament","schedule":null,"title":null,"tournament_type":"elimination","handicap":-1,"rules":"japanese","time_per_move":13,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":120,"period_time":12,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":12100,"name":"GoBanDit+","summary":"Заходи в группу тут много интересного,заранее спасибо))\nCome to the group here a lot of interesting things, thank you in advance))","require_invitation":true,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":65,"icon":"https://user-uploads.online-go.com/35a4e1bb535983857b863714b36734af-64.png"},"auto_start_on_max":false,"time_start":"2022-10-26T00:30:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":18,"max_ranking":27,"analysis_enabled":false,"exclusivity":"open","started":"2022-10-26T00:30:42.028224Z","ended":"2022-10-26T00:39:24.151274Z","start_waiting":"2022-10-26T00:30:41.952539Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/35a4e1bb535983857b863714b36734af-15.png","player_count":3,"ranked":true},{"id":95173,"name":"9x9 Round Robin.","director":{"id":126739,"username":"🐬Sofiam🐬","country":"_Olimpic_Movement","icon":"https://user-uploads.online-go.com/3448d55b1fa874861bc9029bd534f998-64.png","ratings":{"version":5,"overall":{"rating":1012.0554496406809,"deviation":84.91308607572303,"volatility":0.076882078105041}},"ranking":15.194279748149173,"professional":false,"ui_class":""},"description":"Everyone is welcome","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":38880,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":36000,"initial_time":259200,"max_time":2419200},"is_open":true,"exclude_provisional":false,"group":{"id":6630,"name":"Go friends 🐬","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":363,"icon":"https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"},"auto_start_on_max":true,"time_start":"2022-10-06T22:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-10-04T10:30:27.405883Z","ended":"2022-11-01T11:18:30.434493Z","start_waiting":"2022-10-04T10:30:26.015175Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png","player_count":10,"ranked":true},{"id":95849,"name":"Correspondence 13x13 RoundRobin 2022-10-20 19:00","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":7,"name":"Correspondence 13x13 RoundRobin","rrule":"DTSTART:20260721T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-07-21T19:00:49.649706Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":13,"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":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":"2026-07-24T19:00:00Z","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":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2022-10-20T19:00:27.402933Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2022-10-20T19:01:27.166923Z","ended":"2022-11-29T19:01:38.762876Z","start_waiting":"2022-10-20T19:01:26.783479Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":8,"ranked":true}]}