{"count":59697,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-board_size&page=1491","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-board_size&page=1489","results":[{"id":131213,"name":"Blitz 19x19 Elimination Tournament 2025-08-08 09:30","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":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260520T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-05-20T01:00:15.886873Z","lead_time_seconds":1800,"tournament_type":"elimination","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":100},"next_run":"2026-05-20T05:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":11,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2025-08-08T09:30:52.690445Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2025-08-08T09:31:52.778451Z","ended":"2025-08-08T09:54:25.246063Z","start_waiting":"2025-08-08T09:31:52.693670Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":5,"ranked":true},{"id":128810,"name":"19x19 Open D.E. Cup #117","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1278.7730241658764,"deviation":68.28484052682846,"volatility":0.06021181390134773}},"ranking":20.609474082632065,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","schedule":null,"title":null,"tournament_type":"double_elimination","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":73,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2025-06-01T21:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-06-01T13:21:20.796121Z","ended":null,"start_waiting":"2025-06-01T13:21:20.676495Z","board_size":19,"active_round":4,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":129763,"name":"Correspondence Weekly McMahon 19x19 2025-06-28 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:20260518T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-05-18T17:00:12.773130Z","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":"2026-05-25T17:00:00Z","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":"2025-06-28T17:00:27.624352Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2025-06-28T17:00:30.256106Z","ended":"2026-01-27T06:47:42.386121Z","start_waiting":"2025-06-28T17:00:29.457331Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":20,"ranked":true},{"id":129930,"name":"CHEERFUL GO #98 Single Elimination","director":{"id":1220803,"username":"nobhaete","country":"cn","icon":"https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png","ratings":{"version":5,"overall":{"rating":1933.9796669111156,"deviation":71.29277792557293,"volatility":0.05983366208324904}},"ranking":30.186139232146754,"professional":false,"ui_class":""},"description":"Hi everyone, welcome and have fun!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nSingle elimination tournament every Thursday.","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"chinese","time_per_move":43884,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":86400,"max_time":172800},"is_open":true,"exclude_provisional":true,"group":{"id":12619,"name":"Happy Go!!!","summary":"Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday \nSingle Elimination tournaments every Thursday\n\nHAPPY","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":72,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"},"auto_start_on_max":false,"time_start":"2025-07-10T04:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":34,"analysis_enabled":true,"exclusivity":"open","started":"2025-07-10T04:01:01.733983Z","ended":"2025-10-16T09:10:46.579602Z","start_waiting":"2025-07-10T04:01:01.288115Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png","player_count":20,"ranked":true},{"id":130193,"name":"HAPPY GO #111 Double Elimination","director":{"id":1220803,"username":"nobhaete","country":"cn","icon":"https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png","ratings":{"version":5,"overall":{"rating":1933.9796669111156,"deviation":71.29277792557293,"volatility":0.05983366208324904}},"ranking":30.186139232146754,"professional":false,"ui_class":""},"description":"Hi everyone, welcome and have FUN!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"chinese","time_per_move":43884,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":86400,"max_time":172800},"is_open":true,"exclude_provisional":true,"group":{"id":12619,"name":"Happy Go!!!","summary":"Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday \nSingle Elimination tournaments every Thursday\n\nHAPPY","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":72,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"},"auto_start_on_max":false,"time_start":"2025-07-13T04:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":34,"analysis_enabled":true,"exclusivity":"open","started":"2025-07-13T04:01:01.400871Z","ended":"2025-10-13T00:39:00.976063Z","start_waiting":"2025-07-13T04:01:01.286535Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png","player_count":10,"ranked":true},{"id":135553,"name":"Blitz 19x19 Elimination Tournament 2025-12-20 01:30","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":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260520T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-05-20T01:00:15.886873Z","lead_time_seconds":1800,"tournament_type":"elimination","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":100},"next_run":"2026-05-20T05:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":11,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2025-12-20T01:30:55.400306Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2025-12-20T01:31:13.410075Z","ended":"2025-12-20T01:48:50.744712Z","start_waiting":"2025-12-20T01:31:13.334777Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":4,"ranked":true},{"id":138542,"name":"Blitz 19x19 Elimination Tournament 2026-03-22 09:30","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":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260520T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-05-20T01:00:15.886873Z","lead_time_seconds":1800,"tournament_type":"elimination","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":100},"next_run":"2026-05-20T05:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":11,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2026-03-22T09:30:19.395582Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2026-03-22T09:31:37.075964Z","ended":"2026-03-22T09:53:06.092739Z","start_waiting":"2026-03-22T09:31:36.984181Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":4,"ranked":true},{"id":125754,"name":"Honinbo Main Title Tournament 2025","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":"Honinbo Main Title Tournament 2025\n\nTitle Holder:\nSadaharu [Honinbo] x2+1\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\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\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\t\n\t\n\t\n\t\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\t\n\t\n\t\n\t\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\t\n\t\n\t\n\t\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\t\n\t\n\t\n\t\n\n
YearTitle Match WinnerScoreTitle Match Runner-upTitle Tournament WinnerGoldTitle Tournament Runner-upSilverTitle Tournament 3rd PlaceBronze
2007lukeluke (2d)dexy (1d)davos (3d)
2008Uberdude∗lukeUberdude (6d)KyuT (4d)gomad361 (2d)
2009Uberdude5-0gomad361gomad361 (2d)morituri (2d)dexy (1d)
2010Uberdude5-0ElinElin (3d)dexy (1d)gomad361 (2d)
2011UberdudeUberdude (6d)vitality (5d)Kobajagi (2d)
2012nrx∗Uberdudenrx (3d)tegais (3d)vitality (5d)
2013vitality5-0nrxvitality (5d)Sadaharu (5d)wurfmaul (1d)
2014vitality5-0Sadaharuvitality (5d)Sadaharu (5d)nrx (3d)
2015Sadaharu5-0vitalitySadaharu (4d)Staffan (7d)GreenLeaf (5d)
2016meteor4-1 (∗)Sadaharumicky0427 (6d)Vladas (6d)meteor (2d)
2017Sadaharu5-0meteorSadaharu (9d)sha7 (4d)asdffdsaasdffdsa (4d)
2018Sadaharu5-0 (∗)bigkorzhang20877 [9d]Sadaharu [7d]bigko [6d]
2019Neandertaler [4d]Puffin888 [6d]palusijf [6d]
2020Neandertaler [3d]au-delà [4d]bigko [6d]
2021OldManCho [7d]h1y1chhl [6d]sha7 [8d]
2022Ongoing: Round 3
2023Ongoing: Round 2
\n\n∗ means there were games finished by timeout or retirement. Old OGS ranks are displayed for cycles before 2015.\n\nNotes: \n- The starting time on this page is an approximation and subject to change. It will be finalized once the announcement is posted in OGS Title Tournaments group and Title Tournament Announcement.\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":91187,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":604800,"max_time":604800},"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":2979,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2025-07-13T03:00:00Z","players_start":150,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-07-13T03:01:10.468447Z","ended":null,"start_waiting":"2025-07-13T03:01:01.563688Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":159,"ranked":true},{"id":130474,"name":"Go Zodiac Friendship Games Online ราศีกรกฎ รุ่น B กระดาน 19x19 (1-2 ดั้ง)","director":{"id":912068,"username":"cp02","country":"un","icon":"https://user-uploads.online-go.com/ae018e5524da4ed68a067c720b339b3f-64.png","ratings":{"version":5,"overall":{"rating":469.4157984086007,"deviation":153.83582770708145,"volatility":0.06004073543967728}},"ranking":5,"professional":false,"ui_class":""},"description":"แต้มต่อ 6.5 คะแนน","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":15,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":600,"period_time":10,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":10404,"name":"Zodiac กลุ่ม B(1-2 ดั้ง)","summary":"","require_invitation":true,"is_public":false,"admin_only_tournaments":true,"hide_details":false,"member_count":128,"icon":"https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-64.png"},"auto_start_on_max":false,"time_start":"2025-07-25T10:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2025-07-25T10:00:38.053742Z","ended":"2025-07-25T11:06:37.522787Z","start_waiting":"2025-07-25T10:00:37.929091Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-15.png","player_count":7,"ranked":true},{"id":110938,"name":"DDK playground I, fast correspondence.","director":{"id":1081052,"username":"Malakia","country":"be","icon":"https://user-uploads.online-go.com/c79fd56979d8c75717ce4a3094a39e8e-64.png","ratings":{"version":5,"overall":{"rating":1521.838808426876,"deviation":65.66085083174346,"volatility":0.059964018991326105}},"ranking":24.63799779155296,"professional":false,"ui_class":""},"description":"Fast correspondence game, for DDK players.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":87768,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":172800,"max_time":432000},"is_open":true,"exclude_provisional":false,"group":{"id":24,"name":"Double Digit Kyu Room","summary":"For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":3661,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2023-12-30T15:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":19,"analysis_enabled":true,"exclusivity":"open","started":"2023-12-26T15:42:50.027188Z","ended":"2025-08-08T10:35:24.427178Z","start_waiting":"2023-12-26T15:42:49.806401Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":16,"ranked":true}]}