{"count":59626,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-players_start&page=520","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-players_start&page=518","results":[{"id":109301,"name":"Correspondence Weekly McMahon 19x19 2023-11-11 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":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":"2023-11-11T17:00:14.342844Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2023-11-11T17:00:32.201084Z","ended":"2024-08-24T17:22:21.102747Z","start_waiting":"2023-11-11T17:00:30.186129Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":29,"ranked":true},{"id":133129,"name":"Handicap Arena 2025 - 081","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":"2025-10-10T14:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-10-07T14:41:21.545054Z","ended":"2026-03-01T13:54:18.461912Z","start_waiting":"2025-10-07T14:41:20.890146Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":10,"ranked":true},{"id":136588,"name":"Handicap Arena 2026 - 007","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 - 2026. 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":"2026-01-24T18:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-01-23T19:47:55.410045Z","ended":null,"start_waiting":"2026-01-23T19:47:54.673385Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":10,"ranked":true},{"id":4265,"name":"Fast SDK correspondence","director":{"id":444,"username":"calantir","country":"us","icon":"https://user-uploads.online-go.com/1ca918deb36ad77b1a43a9c36821e67e-64.png","ratings":{"version":5,"overall":{"rating":1642.4248977989541,"deviation":64.22402737676741,"volatility":0.06008664057283799}},"ranking":26.403287149523827,"professional":false,"ui_class":""},"description":"Absolute time of 12 days.  Please don't join if you don't play actively or are planning to go on vacation. The tournament will begin when 10 people have joined.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":11520,"time_control_parameters":{"total_time":1036800,"time_control":"absolute"},"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":"2015-03-05T12:47:00Z","players_start":10,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":21,"max_ranking":29,"analysis_enabled":true,"exclusivity":"open","started":"2015-02-22T15:55:01.082176Z","ended":"2015-04-01T07:10:48.118873Z","start_waiting":"2015-02-22T15:54:59.705530Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png","player_count":10,"ranked":true},{"id":118659,"name":"9x9 Open League #96","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/10842","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"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":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":697,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2024-08-18T19:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-08-18T11:44:49.412311Z","ended":"2024-09-20T18:08:33.552005Z","start_waiting":"2024-08-18T11:44:48.641926Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":10,"ranked":true},{"id":108885,"name":"go' man!","director":{"id":1269895,"username":"Cybèle","country":"150","icon":"https://user-uploads.online-go.com/caf19b4503b856d082647225e7fd43fe-64.png","ratings":{"version":5,"overall":{"rating":863.8335028553679,"deviation":65.98550318269317,"volatility":0.060476089188204726}},"ranking":11.528278267512311,"professional":false,"ui_class":""},"description":"cool tournament!","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":43200,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"correspondence","pause_on_weekends":true,"per_move":43200},"is_open":true,"exclude_provisional":false,"group":{"id":12930,"name":"Let's GOAT!","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":81,"icon":"https://user-uploads.online-go.com/a0c7ab7dee39303c7ca4faa23f7fc7c5-64.png"},"auto_start_on_max":false,"time_start":"2023-10-29T15:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-10-29T15:03:47.830434Z","ended":"2023-11-13T14:06:43.351778Z","start_waiting":"2023-10-29T15:03:47.734634Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/a0c7ab7dee39303c7ca4faa23f7fc7c5-15.png","player_count":5,"ranked":true},{"id":131781,"name":"Correspondence Weekly McMahon 19x19 2025-08-30 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":"2025-08-30T17:00:29.322641Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2025-08-30T17:00:31.757953Z","ended":null,"start_waiting":"2025-08-30T17:00:29.992951Z","board_size":19,"active_round":2,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":34,"ranked":true},{"id":49200,"name":"Reg Cor. 9x9 10player R-Robin. Starts when full. Jun'19C","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":"2019-06-17T13:01:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2019-06-24T14:33:52.875340Z","ended":"2019-09-07T18:42:02.196110Z","start_waiting":"2019-06-24T14:33:45.343699Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png","player_count":10,"ranked":true},{"id":139930,"name":"13x13 Open League #61","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":90782,"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":"2026-05-10T20:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-05-10T18:14:42.302869Z","ended":null,"start_waiting":"2026-05-10T18:14:41.935708Z","board_size":13,"active_round":1,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":59569,"name":"First","director":{"id":766698,"username":"Whiteblossom_2020","country":"us","icon":"https://user-uploads.online-go.com/7ea090e493aee34294affe4cecf21825-64.png","ratings":{"version":5,"overall":{"rating":784.8765155348741,"deviation":181.62969218603774,"volatility":0.060000670555454876}},"ranking":9.30926638928132,"professional":false,"ui_class":"provisional"},"description":"First tournament game of go","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":5422,"name":"Kids go group","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":2,"icon":"https://user-uploads.online-go.com/ab665a3b54cec225c2fb4f3154fe6701-64.png"},"auto_start_on_max":false,"time_start":"2020-04-24T22:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-04-28T04:08:56.724718Z","ended":"2021-01-24T10:30:52.798660Z","start_waiting":"2020-04-28T04:08:55.883982Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/ab665a3b54cec225c2fb4f3154fe6701-15.png","player_count":10,"ranked":true}]}