{"count":59399,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-player_count&page=49","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-player_count&page=47","results":[{"id":33508,"name":"Correspondence Weekly McMahon 19x19 2018-01-13 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":9,"name":"Correspondence Weekly McMahon 19x19","rrule":"DTSTART:20260413T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-04-13T17:00:09.016442Z","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":"2026-04-20T17:00:00Z","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":"2018-01-13T17:00:42.137842Z","players_start":60,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2018-01-13T17:01:41.013541Z","ended":"2019-09-17T15:36:17.177147Z","start_waiting":"2018-01-13T17:00:44.796281Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":72,"ranked":true},{"id":50734,"name":"Monthly Simultaneous McMahon 2019-08-16 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":"2019-08-16T17:00:26.277067Z","players_start":50,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2019-08-16T17:01:59.722525Z","ended":"2020-04-21T01:41:10.863471Z","start_waiting":"2019-08-16T17:01:23.239036Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":72,"ranked":true},{"id":132425,"name":"🐲Speedy Tournament 2025 VI🚀","director":{"id":629701,"username":"Sipjin","country":"eu","icon":"https://user-uploads.online-go.com/5d60113dc259ac2f8bd5d6e440632725-64.png","ratings":{"version":5,"overall":{"rating":1455.0620330125976,"deviation":63.843500190282626,"volatility":0.05980841143677475}},"ranking":23.599238493567302,"professional":false,"ui_class":""},"description":"============================\n\nFor players who like to play fast games.\n\nNo conditional moves or analysis during the game.\n\nFeel free to give tips to your partner after the game.\n\nPlease no bots. The use of AI is not allowed.\n\n============================","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":30168,"time_control_parameters":{"system":"canadian","time_control":"canadian","speed":"correspondence","pause_on_weekends":true,"main_time":172800,"period_time":172800,"stones_per_period":6},"is_open":true,"exclude_provisional":true,"group":{"id":13788,"name":"Just use your brain 🦧","summary":"A group for players who like to play Go with just their skills (no in-game analysis) and want to train and improve.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":128,"icon":"https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-64.png"},"auto_start_on_max":false,"time_start":"2025-10-11T18:30:00Z","players_start":60,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":15,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2025-10-11T18:30:35.657502Z","ended":null,"start_waiting":"2025-10-11T18:30:34.936170Z","board_size":19,"active_round":3,"icon":"https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-15.png","player_count":72,"ranked":true},{"id":122076,"name":"New year tournament 2025🏆","director":{"id":1362763,"username":"deleted-15e708d4-c83f-4d8a-a40f-a4cb63115f77","country":"zz","icon":"https://user-uploads.online-go.com/06c7aecf0fb13ada2b00bd6a63893e1f-64.png","ratings":{"version":5,"overall":{"rating":773.4182196641907,"deviation":65.80218842598457,"volatility":0.060071582765402184}},"ranking":8.968811757355668,"professional":false,"ui_class":""},"description":"Let’s fun

[25k]-[1k] [1d]-[9d] [1p]-[9p] and no rank

can come to this tournament!\n\n\n

please join the group

\n

\n

\n\n\n\n\n\n\"Flag\n\n\n \n","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":14340,"name":"HackerGO.","summary":"

Welcome to my group page!!!

\n

This page make by css.

\n\n\n

Free source for decorate profile

\nIf you like the design of my page, add the following line to your bio:\n\n(link rel=\"st","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":true,"member_count":100,"icon":"https://user-uploads.online-go.com/6c711586e8252cb78c5b436af5fd7209-64.png"},"auto_start_on_max":false,"time_start":"2025-01-01T09:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-01-01T09:00:36.989563Z","ended":null,"start_waiting":"2025-01-01T09:00:36.428891Z","board_size":19,"active_round":3,"icon":"https://user-uploads.online-go.com/6c711586e8252cb78c5b436af5fd7209-15.png","player_count":72,"ranked":true},{"id":22019,"name":"Correspondence Weekly McMahon 19x19 2016-11-12 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":9,"name":"Correspondence Weekly McMahon 19x19","rrule":"DTSTART:20260413T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-04-13T17:00:09.016442Z","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":"2026-04-20T17:00:00Z","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":"2016-11-12T17:00:49.488810Z","players_start":60,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2016-11-12T17:01:27.205781Z","ended":"2018-05-10T14:10:28.786959Z","start_waiting":"2016-11-12T17:01:09.311657Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":71,"ranked":true},{"id":28291,"name":"Correspondence Weekly McMahon 19x19 2017-07-01 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":9,"name":"Correspondence Weekly McMahon 19x19","rrule":"DTSTART:20260413T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-04-13T17:00:09.016442Z","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":"2026-04-20T17:00:00Z","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":"2017-07-01T17:00:31.972708Z","players_start":60,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2017-07-01T17:02:17.698988Z","ended":"2018-10-07T18:35:34.643010Z","start_waiting":"2017-07-01T17:02:02.530069Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":71,"ranked":true},{"id":34537,"name":"9x9 Double Elimination - April 2018","director":{"id":138053,"username":"小狮子","country":"cn","icon":"https://user-uploads.online-go.com/f8bf837cba1ea6edbf6e8843cfac768c-64.png","ratings":{"version":5,"overall":{"rating":1561.196984735025,"deviation":64.84912697336053,"volatility":0.06042242571251257}},"ranking":25.229097826939554,"professional":false,"ui_class":""},"description":"Everyone is welcome","schedule":null,"title":null,"tournament_type":"double_elimination","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":515,"name":"OGS Title Tournaments","summary":"Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":2971,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2018-04-14T22:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2018-04-14T22:00:19.473158Z","ended":"2019-02-07T06:59:04.940055Z","start_waiting":"2018-04-14T22:00:14.340228Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":71,"ranked":true},{"id":37846,"name":"Alan Turing Nines Title Tournament 2018","director":{"id":40318,"username":"gamesorry","country":"cn","icon":"https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro","ratings":{"version":5,"overall":{"rating":2004.4188438214221,"deviation":67.71437067217448,"volatility":0.06015576961047741}},"ranking":31.014313855840236,"professional":false,"ui_class":"supporter"},"description":"Alan Turing Nines Title Tournament 2018\n\nTitle Holder:\nValkyria9 [Nines Alan Turing] x4\n\nHall of Fame:\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n
YearTitle Match WinnerScoreTitle Match Runner-up\n\tTitle Tournament Winner\n\t\tGold\n\t\n\t\tTitle Tournament Runner-up\n\t\tSilver\n\t\n\t\tTitle Tournament 3rd Place\n\tBronze\n\t
2010AlorilAloril (3d)vitality (5d)KlausP (3d)
2011Valkyria95-0AlorilValkyria9 (4d)zealot (3d)devariot (1k)
2012Valkyria91-0pollemandValkyria9 (4d)pollemand (3d)Aloril (3d)
2015Valkyria93-2mark5000Valkyria9 (4d)mark5000 (2d)Sadaharu (5d)
2016Valkyria94-1mark5000Valkyria9 (4d)mark5000 (2d)Sofiam (4k)
2017TBA: Valkyria9vsmark5000Valkyria9 (7d)mark5000 (6d)# (5d)
\n\nNotes: \n- Old OGS ranks are displayed for tournaments before 2017. \n- Unlike other title tournaments, bots and computer assisted players are welcomed in this tournament.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"chinese","time_per_move":93120,"time_control_parameters":{"system":"fischer","pause_on_weekends":true,"time_control":"fischer","initial_time":604800,"max_time":604800,"time_increment":86400,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":515,"name":"OGS Title Tournaments","summary":"Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":2971,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2018-07-10T07:00:00Z","players_start":100,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2018-07-13T04:26:14.941688Z","ended":"2019-08-04T05:30:33.399574Z","start_waiting":"2018-07-13T04:25:43.590046Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":71,"ranked":true},{"id":35551,"name":"Correspondence Weekly McMahon 19x19 2018-03-24 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":9,"name":"Correspondence Weekly McMahon 19x19","rrule":"DTSTART:20260413T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-04-13T17:00:09.016442Z","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":"2026-04-20T17:00:00Z","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":"2018-03-24T17:00:17.449037Z","players_start":60,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2018-03-24T17:00:47.911927Z","ended":"2019-08-11T02:27:35.221359Z","start_waiting":"2018-03-24T17:00:24.473820Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":71,"ranked":true},{"id":38734,"name":"Correspondence Weekly McMahon 19x19 2018-07-07 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":9,"name":"Correspondence Weekly McMahon 19x19","rrule":"DTSTART:20260413T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-04-13T17:00:09.016442Z","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":"2026-04-20T17:00:00Z","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":"2018-07-07T17:00:58.506351Z","players_start":60,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2018-07-07T17:01:41.400458Z","ended":"2020-04-21T01:00:35.067705Z","start_waiting":"2018-07-07T17:01:11.979475Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":71,"ranked":true}]}