{"count":59628,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=players_start&page=5527","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=players_start&page=5525","results":[{"id":7608,"name":"Ludo Go II","director":{"id":15530,"username":"Julko","country":"pl","icon":"https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png","ratings":{"version":5,"overall":{"rating":855.7322728260675,"deviation":67.42680144199447,"volatility":0.05927429185729386}},"ranking":11.310147777376248,"professional":false,"ui_class":"supporter"},"description":"Por ĉiuj","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"chinese","time_per_move":93120,"time_control_parameters":{"time_control":"fischer","initial_time":604800,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":{"id":137,"name":"Esperantejo","summary":"Por esperanta go luduloj","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":105,"icon":"https://user-uploads.online-go.com/caff677bb0f816f656b2273df670eb22-64.png"},"auto_start_on_max":true,"time_start":"2015-07-31T15:00:00Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2015-06-11T12:55:58.354074Z","ended":"2016-02-09T04:17:23.104432Z","start_waiting":"2015-06-11T12:55:56.986655Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/caff677bb0f816f656b2273df670eb22-15.png","player_count":10,"ranked":true},{"id":138461,"name":"19x19 Open League #127","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1257.5002115132957,"deviation":70.5314527460033,"volatility":0.060215261717849605}},"ranking":20.22112699556229,"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":72,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2026-03-22T22:05:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-03-22T16:37:02.471103Z","ended":null,"start_waiting":"2026-03-22T16:37:01.046687Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":134338,"name":"Handicap Arena 2025 - 093","director":{"id":526987,"username":"Gia","country":"gr","icon":"https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png","ratings":{"version":5,"overall":{"rating":1090.465887946562,"deviation":64.79657529283531,"volatility":0.060067569323205706}},"ranking":16.921771259522597,"professional":false,"ui_class":"supporter"},"description":"Part of an arena tournament - 2025. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 players).","schedule":null,"title":null,"tournament_type":"roundrobin","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":true,"group":{"id":13655,"name":"Handicap Arena","summary":"Organising arena-type handicap correspondence tournaments.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":107,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"},"auto_start_on_max":true,"time_start":"2025-11-17T18:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-11-18T21:59:14.037691Z","ended":null,"start_waiting":"2025-11-18T21:59:13.556963Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":10,"ranked":true},{"id":131311,"name":"19x19 Open League #97","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1257.5002115132957,"deviation":70.5314527460033,"volatility":0.060215261717849605}},"ranking":20.22112699556229,"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":72,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2025-08-24T21:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-08-23T14:11:56.542410Z","ended":"2025-12-31T18:37:48.826119Z","start_waiting":"2025-08-23T14:11:55.879310Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":71615,"name":"2021 New Ranks!!! - 9x9 handicap tournament","director":{"id":309835,"username":"Feijoa","country":"xx","icon":"https://user-uploads.online-go.com/933c836f564b271ba762aff02e654cf3-64.png","ratings":{"version":5,"overall":{"rating":1212.1145787130124,"deviation":67.11807524160487,"volatility":0.06014092739017703}},"ranking":19.370147554077473,"professional":false,"ui_class":"supporter moderator"},"description":"Confused about the new ratings and rank adjustments? Celebrating your new dan/SDK/DDK/TPK status? Join this tournament to test out your new rank in some 9x9 handicap games.","schedule":null,"title":null,"tournament_type":"swiss","handicap":-1,"rules":"aga","time_per_move":179520,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":172800,"initial_time":604800,"max_time":1209600},"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":"2021-02-21T00:00:00Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-02-21T00:00:21.701476Z","ended":"2022-11-01T14:32:28.975175Z","start_waiting":"2021-02-21T00:00:20.571322Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/905cdf0c41d571282428b5d769b638c3-15.png","player_count":45,"ranked":true},{"id":39729,"name":"1st Continental Go World Cup-Qualification Phase for North/South America: Dan Category","director":{"id":48251,"username":"Mitsunari","country":"fr","icon":"https://user-uploads.online-go.com/255f362392d68eb9c9f4cacbae4ff907-64.png","ratings":{"version":5,"overall":{"rating":1624.8178614519907,"deviation":64.955610010227,"volatility":0.06030859311157281}},"ranking":26.153775945581682,"professional":false,"ui_class":""},"description":"Hello<br>\n<br>\nThis is the qualification phase for the American Dan players.<br>\n<br>\nThere will have two winners in this group: the best North American Dan player and the best South American Dan player.<br> \nREMEMBER THAT YOUR FLAG MUST MATCH WITH THE CONTINENT (for example, Canadian or Brazilian flag are considered as American flags).<br>\n<br>\nHave fun :)","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":59520,"time_control_parameters":{"system":"fischer","pause_on_weekends":true,"time_control":"fischer","initial_time":172800,"max_time":259200,"time_increment":57600,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":2514,"name":"Continental and World Go Cups Group","summary":"You want to become World Champion or a Continental champion? Join us :)","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":526,"icon":"https://user-uploads.online-go.com/c1c2b263d212f80b7dfe72721f68c8e4-64.png"},"auto_start_on_max":true,"time_start":"2018-09-14T07:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2018-08-09T04:15:38.689392Z","ended":"2019-04-06T01:21:32.813523Z","start_waiting":"2018-08-09T04:15:34.927983Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/c1c2b263d212f80b7dfe72721f68c8e4-15.png","player_count":10,"ranked":true},{"id":126023,"name":"Correspondence Weekly McMahon 19x19 2025-03-08 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 Site-wide Tournament","schedule":{"id":9,"name":"Correspondence Weekly McMahon 19x19","rrule":"DTSTART:20260511T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-05-11T17:00:49.655876Z","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":"2026-05-18T17:00:00Z","base_points":"30.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":88451,"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":"2025-03-08T17:00:15.024651Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2025-03-08T17:00:16.371637Z","ended":null,"start_waiting":"2025-03-08T17:00:15.414883Z","board_size":19,"active_round":3,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":18,"ranked":true},{"id":128146,"name":"Handicap Arena 2025 - 033","director":{"id":526987,"username":"Gia","country":"gr","icon":"https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png","ratings":{"version":5,"overall":{"rating":1090.465887946562,"deviation":64.79657529283531,"volatility":0.060067569323205706}},"ranking":16.921771259522597,"professional":false,"ui_class":"supporter"},"description":"Part of an arena tournament - 2025. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 players).","schedule":null,"title":null,"tournament_type":"roundrobin","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":true,"group":{"id":13655,"name":"Handicap Arena","summary":"Organising arena-type handicap correspondence tournaments.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":107,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"},"auto_start_on_max":true,"time_start":"2025-05-09T10:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-05-08T19:48:32.778834Z","ended":"2025-11-25T02:00:54.935397Z","start_waiting":"2025-05-08T19:48:32.178222Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":10,"ranked":true},{"id":91784,"name":"Correspondence Weekly McMahon 19x19 2022-07-02 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:20260511T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-05-11T17:00:49.655876Z","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":"2026-05-18T17:00:00Z","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":"2022-07-02T17:00:16.018423Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2022-07-02T17:00:27.710003Z","ended":"2023-07-15T04:26:58.926060Z","start_waiting":"2022-07-02T17:00:26.788261Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":21,"ranked":true},{"id":50351,"name":"Reg Cor. 9x9 10player R-Robin. Starts when full. Jul'19rE","director":{"id":497519,"username":"Kosh-retired","country":"_Lord_Howe_Island","icon":"https://secure.gravatar.com/avatar/39dc5f9ee81b8243d315c8c729844456?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1574.954785564748,"deviation":61.40997215047312,"volatility":0.060088015249815864}},"ranking":25.432209892698047,"professional":false,"ui_class":""},"description":"---\n- STARTS WHEN FULL & Does NOT pause on the weekend.\n\n- Just one round. Ten players, nine games, Chinese Rules/Scoring.\n\n- If this suits you then, Bonne Partie :)\n\n- Note: Provisional players allowed & welcome.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"chinese","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":432000},"is_open":true,"exclude_provisional":false,"group":{"id":2014,"name":"The Nines 9x9 ","summary":"9x9 Go!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":373,"icon":"https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-64.png"},"auto_start_on_max":true,"time_start":"2019-07-29T13:01:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2019-08-03T17:10:29.690266Z","ended":"2019-09-03T07:25:14.896640Z","start_waiting":"2019-08-03T17:10:23.877212Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png","player_count":10,"ranked":true}]}