{"count":60777,"next":"https://online-go.com/api/v1/tournaments/?ordering=-rules&page=6064","previous":"https://online-go.com/api/v1/tournaments/?ordering=-rules&page=6062","results":[{"id":2977,"name":"19 squared","director":{"id":6489,"username":"folly","country":"au","icon":"https://user-uploads.online-go.com/55bf20f8c369818205f9fd89a6f30687-64.png","ratings":{"version":5,"overall":{"rating":1153.5384440115931,"deviation":65.40421445201942,"volatility":0.05994538637023112}},"ranking":18.223474951389964,"professional":false,"ui_class":""},"description":"Big board fun","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":-1,"rules":"aga","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":false,"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":386,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":null,"players_start":null,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":10,"analysis_enabled":false,"exclusivity":"open","started":"2014-07-19T09:21:49.627670Z","ended":"2015-08-23T21:17:45.135107Z","start_waiting":"2014-07-19T09:21:48.546039Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":132893,"name":"1776s open tournaments 0.0009","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":"A Tournament series","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"aga","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":13797,"name":" 无间勤碁术化  Go Advance forward forever","summary":"欢迎围棋爱好者来到属于您的园地\n\n\n          In Your 💖 Go to Universes everywhere","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":498,"icon":"https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"},"auto_start_on_max":false,"time_start":"2025-10-02T15:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-10-02T15:00:49.247581Z","ended":"2025-11-03T17:07:30.877386Z","start_waiting":"2025-10-02T15:00:49.149330Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png","player_count":6,"ranked":true},{"id":8110,"name":"Open Tournament","director":{"id":103791,"username":"Ashurax","country":"jp","icon":"https://user-uploads.online-go.com/e94ed1cb20a274b9de17988e54067e77-64.png","ratings":{"version":5,"overall":{"rating":1311.689121237082,"deviation":61.04202221856876,"volatility":0.05992813604727736}},"ranking":21.19782366613261,"professional":false,"ui_class":"supporter"},"description":"First BIrmingham Club Tournament on OGS.\nAGA rules.\nEveryone is welcome to join.","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":-1,"rules":"aga","time_per_move":340,"time_control_parameters":{"time_control":"byoyomi","period_time":300,"main_time":3600,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":490,"name":"Birmingham Go Club","summary":"We meet in the Friends of the Earth warehouse every Thursday from 6pm.\nFor more details check the facebook group https://www.facebook.com/groups/bhamgo\nIf anyone is passing by in Birmingham, England. please drop in and visit.\n\nFeel free to make tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":36,"icon":"https://user-uploads.online-go.com/e94ed1cb20a274b9de17988e54067e77-64.png"},"auto_start_on_max":true,"time_start":"2015-06-13T19:30:00Z","players_start":5,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":0,"max_ranking":30,"analysis_enabled":true,"exclusivity":"open","started":"2015-06-13T19:30:15.979552Z","ended":"2015-06-13T23:56:24.950932Z","start_waiting":"2015-06-13T19:30:15.868979Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e94ed1cb20a274b9de17988e54067e77-15.png","player_count":6,"ranked":true},{"id":67662,"name":"1st Go GryphONs Tournament","director":{"id":666747,"username":"JamieT","country":"un","icon":"https://user-uploads.online-go.com/0c91c820a39f2b21ef13babc3532fa8a-64.png","ratings":{"version":5,"overall":{"rating":1507.300336819689,"deviation":65.33806251114896,"volatility":0.05989566544152926}},"ranking":24.415777427329825,"professional":false,"ui_class":""},"description":"Welcome to the first tournament of Ann Arbor's first school Go Club! Wish you luck and lots of fun!\n\nPrize: bragging rights","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"aga","time_per_move":36,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":600,"period_time":30,"periods":3},"is_open":true,"exclude_provisional":false,"group":{"id":6878,"name":"GH Go Club","summary":"Welcome to the GH Go Club! \n\nCheck out our complete guide to the game at https://docs.google.com/document/d/1oUztveF3B-u6Vq_2YtkPusHVzhzn4LOJB6ug9GdGjjs/edit.","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":20,"icon":"https://user-uploads.online-go.com/a59f80a1dd78e8c1307e14cc627732db-64.png"},"auto_start_on_max":false,"time_start":"2020-11-14T21:05:00Z","players_start":3,"first_pairing_method":"random","subsequent_pairing_method":"slide","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2020-11-14T21:05:40.058199Z","ended":"2020-11-14T22:04:44.838894Z","start_waiting":"2020-11-14T21:05:39.890859Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/a59f80a1dd78e8c1307e14cc627732db-15.png","player_count":4,"ranked":true},{"id":2628,"name":"Mahiraku's Fall/Winter Open","director":{"id":1198,"username":"Code Red","country":"us","icon":"https://secure.gravatar.com/avatar/4fa33b4fa301e444fb834c4345d6d836?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1129.6076371851884,"deviation":67.62621129302899,"volatility":0.05998333720091135}},"ranking":17.738163501803946,"professional":false,"ui_class":""},"description":"A fun little tournament for November and possibly into December.","schedule":null,"title":null,"tournament_type":"swiss","handicap":-1,"rules":"aga","time_per_move":31,"time_control_parameters":{"time_control":"fischer","initial_time":120,"max_time":300,"time_increment":30},"is_open":true,"exclude_provisional":false,"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":386,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":null,"players_start":null,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2013-11-20T04:59:22.039103Z","ended":"2013-11-20T05:41:36.998683Z","start_waiting":"2013-11-18T16:54:41.470959Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":86370,"name":"GO Game","director":{"id":1035195,"username":"SECRET SOLD 0883","country":"au","icon":"https://secure.gravatar.com/avatar/27c06f0addf96d0a389a9aedc69e19e8?s=64&d=retro","ratings":{"version":5,"overall":{"rating":662.6463996212356,"deviation":81.61936711942215,"volatility":0.059985348352244984}},"ranking":5.390321270292009,"professional":false,"ui_class":""},"description":"hi GUYs this is a great tournament","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"aga","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":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":18118,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":true,"time_start":"2022-10-15T12:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2022-10-15T12:00:01.640889Z","ended":"2023-04-28T16:12:55.350832Z","start_waiting":"2022-10-15T12:00:01.498197Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":5,"ranked":true},{"id":31,"name":"Basics Brawl 2","director":{"id":55,"username":"RoadHobo","country":"_Pirate","icon":"https://secure.gravatar.com/avatar/e55cc679f2b9a76927782680058168ed?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1387.3991114591252,"deviation":74.83343692369397,"volatility":0.060064431794117246}},"ranking":22.49688914242659,"professional":false,"ui_class":""},"description":"Round Robin for players 20k-30k","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"aga","time_per_move":86400,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":false,"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":18118,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":null,"players_start":null,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":10,"analysis_enabled":false,"exclusivity":"open","started":"2013-09-09T10:57:28.116621Z","ended":"2013-11-25T17:33:22.819273Z","start_waiting":null,"board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":0,"ranked":true},{"id":26133,"name":"Ratio 00E","director":{"id":153455,"username":"El0m","country":"gb","icon":"https://user-uploads.online-go.com/018b099d6b5f111ad780b468738dc998-64.png","ratings":{"version":5,"overall":{"rating":1295.7038814112566,"deviation":70.83331711939027,"volatility":0.0603648964543371}},"ranking":20.913967003155264,"professional":false,"ui_class":""},"description":"R01 ratio tournament\nTrying an experimental setting","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"aga","time_per_move":64320,"time_control_parameters":{"period_time":691200,"main_time":604800,"system":"canadian","pause_on_weekends":true,"time_control":"canadian","stones_per_period":12,"speed":"correspondence"},"is_open":true,"exclude_provisional":false,"group":{"id":34,"name":"Tournament room","summary":"A group for those who wish to play in tournaments. If you would like to participate, but there is no suitable tournament, please contact a group admin and ask him to create one :)","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":144,"icon":"https://user-uploads.online-go.com/9751980d116a718256791123a945e1ea-64.png"},"auto_start_on_max":true,"time_start":"2017-04-10T11:00:00Z","players_start":30,"first_pairing_method":"random","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2017-04-26T07:29:35.195022Z","ended":"2018-03-04T12:11:29.785507Z","start_waiting":"2017-04-26T07:29:28.105405Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/9751980d116a718256791123a945e1ea-15.png","player_count":30,"ranked":true},{"id":126918,"name":"1776s open tournaments 0.0003","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":"A Tournament series","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":-1,"rules":"aga","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":13797,"name":" 无间勤碁术化  Go Advance forward forever","summary":"欢迎围棋爱好者来到属于您的园地\n\n\n          In Your 💖 Go to Universes everywhere","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":498,"icon":"https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"},"auto_start_on_max":false,"time_start":"2025-03-31T11:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-03-31T11:00:12.994425Z","ended":"2025-05-31T08:28:24.420403Z","start_waiting":"2025-03-31T11:00:12.918278Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png","player_count":4,"ranked":true},{"id":118392,"name":"USGC24 Post Congress Tournament","director":{"id":356,"username":"Dyonn","country":"gb","icon":"https://user-uploads.online-go.com/d34852f36c3644d382908282ee323e3f-64.png","ratings":{"version":5,"overall":{"rating":1657.174178351807,"deviation":64.98461859714673,"volatility":0.06021527563699874}},"ranking":26.610250547863913,"professional":false,"ui_class":""},"description":"A tournament for attendees of the '24 Congress. Participation is not required.\n\nI'm not sure what these settings will do, but let's see!","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":-1,"rules":"aga","time_per_move":105547,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":2419200,"max_time":2419200},"is_open":true,"exclude_provisional":false,"group":{"id":446,"name":"AGA (American Go Association)","summary":"This is the official meetup place for the 2021 e-Go Congress, an online event organized by the AGA (American Go Association). Join us and say hi!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":1561,"icon":"https://user-uploads.online-go.com/9410cf16aa1994fed5749fa6372ec1b5-64.png"},"auto_start_on_max":false,"time_start":"2024-07-30T21:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2024-07-30T21:00:18.310211Z","ended":"2026-01-29T10:03:29.121638Z","start_waiting":"2024-07-30T21:00:17.489962Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/9410cf16aa1994fed5749fa6372ec1b5-15.png","player_count":14,"ranked":true}]}