{"count":59405,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-player_count&page=56","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-player_count&page=54","results":[{"id":45217,"name":"Monthly Simultaneous McMahon 2019-02-16 17:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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":10,"name":"Monthly Simultaneous McMahon","rrule":"DTSTART:20260401T170000Z\nRRULE:FREQ=MONTHLY","active":true,"created":"2015-12-16T02:47:16.592231Z","last_run":"2026-04-01T17:00:13.813136Z","lead_time_seconds":1296000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":20,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":5,"maximum_players":200},"next_run":"2026-05-01T17:00:00Z","base_points":"50.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2019-02-16T17:00:13.374656Z","players_start":50,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2019-02-16T17:01:27.921801Z","ended":"2020-04-19T16:25:23.972311Z","start_waiting":"2019-02-16T17:01:06.552302Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":65,"ranked":true},{"id":49832,"name":"Monthly Simultaneous McMahon 2019-07-16 17:01","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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":10,"name":"Monthly Simultaneous McMahon","rrule":"DTSTART:20260401T170000Z\nRRULE:FREQ=MONTHLY","active":true,"created":"2015-12-16T02:47:16.592231Z","last_run":"2026-04-01T17:00:13.813136Z","lead_time_seconds":1296000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":20,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":5,"maximum_players":200},"next_run":"2026-05-01T17:00:00Z","base_points":"50.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2019-07-16T17:01:00.355672Z","players_start":50,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2019-07-16T17:02:10.411123Z","ended":"2020-07-04T14:03:55.721839Z","start_waiting":"2019-07-16T17:01:39.166556Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":65,"ranked":true},{"id":59387,"name":"150 people","director":{"id":748408,"username":"Sports for Life","country":"us","icon":"https://user-uploads.online-go.com/c6258ee239e8c0c6c2c9f59005725d81-64.png","ratings":{"version":5,"overall":{"rating":774.2935361093267,"deviation":71.4033398364045,"volatility":0.059906278529480765}},"ranking":8.994996966313037,"professional":false,"ui_class":""},"description":"No vacation Or pause for first 2 months till July 4\nAfter that must give me warning to pause or vacation game.\nNot follow rules means auto disqualify.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"chinese","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":4456,"name":"Our Go House","summary":"Hello this is Our Go House 🔰🔰\n😃🙃😊👋 YEET","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":160,"icon":"https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-64.png"},"auto_start_on_max":false,"time_start":"2020-05-20T14:00:00Z","players_start":50,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-05-04T21:36:41.071664Z","ended":"2021-09-24T10:30:14.294027Z","start_waiting":"2020-05-04T21:36:12.211641Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-15.png","player_count":65,"ranked":true},{"id":64767,"name":"The 27th Murase Go Group Tournament","director":{"id":449215,"username":"SM-SYaKo","country":"jp","icon":"https://user-uploads.online-go.com/e577b58bab7d7fc9871766c9d1f7195a-64.png","ratings":{"version":5,"overall":{"rating":1182.178471692773,"deviation":63.45983688838135,"volatility":0.060058455061893425}},"ranking":18.79122343818162,"professional":false,"ui_class":""},"description":"毎月27日に開催される定例トーナメントです。これは第二十七回村瀬碁グループ定例トーナメントです。2020年11月27日に開始されます。\n\nA tournament that happens every month on the 27th. This is the 27th tournament that starts on November 27th, 2020.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":-1,"rules":"japanese","time_per_move":21840,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":18000,"initial_time":345600,"max_time":345600},"is_open":true,"exclude_provisional":false,"group":{"id":2389,"name":"Murase Go Group","summary":"The group of Japanese and any go player from different countries.\nこのグループは日本人や世界中の国々の人々が集うグループです。","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":93,"icon":"https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-64.png"},"auto_start_on_max":false,"time_start":"2020-11-27T13:00:00Z","players_start":2,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-11-27T13:00:48.062448Z","ended":"2021-09-29T17:36:39.393270Z","start_waiting":"2020-11-27T13:00:39.643775Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-15.png","player_count":65,"ranked":true},{"id":92300,"name":"Kyu battle!","director":{"id":940672,"username":"Yui_Chit","country":"hk","icon":"https://user-uploads.online-go.com/64c6a9c7efc232fff77bcfc11a09a4c9-64.png","ratings":{"version":5,"overall":{"rating":1091.535465738471,"deviation":61.19698695403642,"volatility":0.06013484949468346}},"ranking":16.944466688032787,"professional":false,"ui_class":""},"description":"This is the grand tournament for kyu players! Everyone is welcome!","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":-1,"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":604800},"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":17907,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2022-08-30T16:00:00Z","players_start":10,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":29,"analysis_enabled":true,"exclusivity":"open","started":"2022-08-30T16:00:28.760945Z","ended":null,"start_waiting":"2022-08-30T16:00:24.503405Z","board_size":19,"active_round":8,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":65,"ranked":true},{"id":73621,"name":"Another fun tournament #1","director":{"id":771732,"username":"Flowflo98","country":"de","icon":"https://secure.gravatar.com/avatar/23b1ecb5cd26f069ce59d9e534d708ac?s=64&d=retro","ratings":{"version":5,"overall":{"rating":654.7428172159429,"deviation":72.40362634865153,"volatility":0.05974829734382447}},"ranking":5.112544398296415,"professional":false,"ui_class":""},"description":"Be kind and have fun.","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":259200,"max_time":259200},"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":17907,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2021-04-30T22:00:00Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-04-30T22:00:18.833424Z","ended":"2025-04-04T05:54:33.993366Z","start_waiting":"2021-04-30T22:00:17.634470Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":65,"ranked":true},{"id":130609,"name":"Chill and basic Go tournament V","director":{"id":665775,"username":"Behanix","country":"no","icon":"https://secure.gravatar.com/avatar/9f264bcdd3cdee8a4d5c71013aaf4d57?s=64&d=retro","ratings":{"version":5,"overall":{"rating":930.0331612858862,"deviation":64.22289072919479,"volatility":0.05997256294371637}},"ranking":13.23767884201483,"professional":false,"ui_class":"supporter"},"description":"A relaxed Go tournament for beginners and DDKs.\n\nHave fun and try to learn as much as possible.\n\nYou should check in once a day since the max time is 3 days, and time increment is 12 hours.\n\nHandicap is enabled so everyone has a chance to win 🔥\n\nGood luck 🤞\n\nPrevious winners of the Chill and Basic:\n\n1. madbrain\n2. FinRabe","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":-1,"rules":"japanese","time_per_move":45251,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":259200,"max_time":259200},"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":17907,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":true,"time_start":"2025-12-22T09:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2025-12-22T09:00:13.840225Z","ended":null,"start_waiting":"2025-12-22T09:00:10.003509Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":65,"ranked":true},{"id":22280,"name":"OTL 2016 December Solstice Tornament","director":{"id":203945,"username":"timuzhti","country":"au","icon":"https://user-uploads.online-go.com/447482e4d1fddb5ea71da68f3a8a67d7-64.png","ratings":{"version":5,"overall":{"rating":2349.2257971057606,"deviation":67.61151467333107,"volatility":0.06014167970887988}},"ranking":34.68895179754466,"professional":false,"ui_class":"supporter"},"description":"Season's greetings, and if you're not on a vacation, what better way to spend your Winter/Summer months than in a Go tournament?\n\nThis is a friendly tournament open to all. Have fun, and invite your friends.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":432000,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":{"id":865,"name":"OGS Teaching Ladder","summary":"Teach the weaker, learn from the stronger","require_invitation":true,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":654,"icon":"https://user-uploads.online-go.com/24ecd9d9f2f78df3b3e6b5f90732b0e3-64.png"},"auto_start_on_max":false,"time_start":"2016-12-21T10:44:00Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2016-12-21T10:44:29.027241Z","ended":"2019-03-14T00:12:39.108571Z","start_waiting":"2016-12-21T10:44:12.937537Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/24ecd9d9f2f78df3b3e6b5f90732b0e3-15.png","player_count":64,"ranked":true},{"id":27982,"name":"FSTS Knockouts Open July 2017","director":{"id":87790,"username":"WiseBear","country":"ru","icon":"https://user-uploads.online-go.com/87e96797186d0c4042434c29195d8f12-64.png","ratings":{"version":5,"overall":{"rating":1104.0021061102002,"deviation":62.08308547890164,"volatility":0.06028822213904829}},"ranking":17.207368885691388,"professional":false,"ui_class":""},"description":"Monthly regular contest for all OGS players","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","pause_on_weekends":true,"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":353,"name":"Four Seasons Tournament Series","summary":"Серия турниров \"Четыре Сезона\"","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":623,"icon":"https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-64.png"},"auto_start_on_max":false,"time_start":"2017-07-17T12:00:00Z","players_start":25,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2017-07-17T18:50:20.764945Z","ended":"2019-06-14T08:11:09.550536Z","start_waiting":"2017-07-17T18:50:17.000825Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-15.png","player_count":64,"ranked":true},{"id":47014,"name":"9x9 Lovers DDK Bracket.","director":{"id":508594,"username":"Kampinkarl1","country":"_Starfleet","icon":"https://user-uploads.online-go.com/7cceb0191a16caacbcd28f303e6b72ac-64.png","ratings":{"version":5,"overall":{"rating":1459.7204371363496,"deviation":67.42639978843152,"volatility":0.060125611186152214}},"ranking":23.673235197189392,"professional":false,"ui_class":""},"description":"Weekly 9x9 Lovers tournament for 25k to 10k players. \nWinners invited to compete amongst winners of all brackets.\nConsolation tournament invitation for 4th to 6th place.","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","pause_on_weekends":false,"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400,"speed":"correspondence"},"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":698,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":false,"time_start":"2019-04-05T22:00:00Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2019-04-05T22:00:34.795083Z","ended":"2019-07-09T18:51:21.843822Z","start_waiting":"2019-04-05T22:00:31.040070Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":64,"ranked":true}]}