{"count":59950,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-subsequent_pairing_method&page=113","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-subsequent_pairing_method&page=111","results":[{"id":604,"name":"mit185's mini-tournament","director":{"id":20728,"username":"mit185","country":"gb","icon":"https://secure.gravatar.com/avatar/3f33ddd2dff1a0f8e5f52119642f1389?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1429.6611120352234,"deviation":69.228471054849,"volatility":0.06001193040974146}},"ranking":23.191541470882637,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":86400,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":{"id":78,"name":"OGS Mini Tournaments","summary":"The home for all of the old OGS mini tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":385,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":null,"players_start":null,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":9,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2009-02-09T20:19:07Z","ended":"2009-02-09T19:19:07Z","start_waiting":null,"board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":63006,"name":"Alan Turing Main Title Tournament 2020","director":{"id":40318,"username":"gamesorry","country":"cn","icon":"https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro","ratings":{"version":5,"overall":{"rating":2012.1989122636944,"deviation":66.87157068355577,"volatility":0.06015938835110416}},"ranking":31.103995683001028,"professional":false,"ui_class":"supporter"},"description":"Alan Turing Main Title Tournament 2020\n\nTitle Holder: <a style=\"color:orange\" href='https://online-go.com/user/view/64817/mark5000'>mark5000 [Alan Turing]</a>\n\nHall of Fame:\n<table style=\"text-align:center;border:1px solid\">\n<tr>\n\t<th style=\"border:1px solid\">Year</th>\n\t<th style=\"border:1px solid\">Title Match Winner</th>\n\t<th style=\"border:1px solid\">Score</th>\n\t<th style=\"border:1px solid\">Title Match Runner-up</th>\n\t<th style=\"border:1px solid\">Title Tournament Winner<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/gold_title_19.png' alt='Gold'></img></th>\n\t<th style=\"border:1px solid\">Title Tournament Runner-up<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/silver_title_19.png' alt='Silver'></img></th>\n\t<th style=\"border:1px solid\">Title Tournament 3rd Place<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/bronze_title_19.png' alt='Bronze'></img></th>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2447'>2010</a></td>\n\t<th><b>Uberdude</b></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Uberdude (6d)</b></td>\n\t<td>vitality (5d)</td>\n\t<td>Elin (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2451'>2011</a></td>\n\t<th><b>vitality</b></td>\n\t<td>&lowast;</td>\n\t<td>Uberdude</b></td>\n\t<td><b>vitality (5d)</td>\n\t<td>nrx (3d)</td>\n\t<td>Elin (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2469'>2012</a></td>\n\t<th><b>vitality</b></td>\n\t<td>5-0</td>\n\t<td>nrx</td>\n\t<td><b>vitality (5d)</b></td>\n\t<td>Sadaharu (5d)</td>\n\t<td>Elin (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/7144'>2015</a></td>\n\t<th><b>mark5000</b></td>\n\t<td>5-0</td>\n\t<td>vitality</td>\n\t<td><b>mark5000 (6d)</b></td>\n\t<td>gogop2016 (3d)</td>\n\t<td>vinceuji (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/17742'>2016</a></td>\n\t<td>Ongoing: mark5000</td>\n\t<td><a href='https://online-go.com/tournament/63289'>1-1</a></td>\n\t<td>peecatchoo</td>\n\t<td><b>peecatchoo (9d+)</b></td>\n\t<td>KDJ123 (9d)</td>\n\t<td>Sadaharu (9d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/27492'>2017</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>peecatchoo (9d)</b></td>\n\t<td>Sadaharu (9d)</td>\n\t<td>RoyalLeela (5d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/38222'>2018</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td>Ongoing: Round 3</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/50093'>2019</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td>Ongoing: Round 2</td>\n</tr>\n</table>\n\n&lowast; means the games were finished by timeout or retirement.\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 <a href='https://online-go.com/group/515'>OGS Title Tournaments</a> group and <a href='https://forums.online-go.com/t/title-tournament-announcements/10408/'>Title Tournament Announcement</a>.\n- Old OGS ranks are displayed for tournaments before 2013.\n- Bots and use of AI are allowed in Alan Turing tournaments.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"chinese","time_per_move":93120,"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":false,"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":2987,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2020-08-28T00:00:00Z","players_start":150,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-08-28T00:00:54.761388Z","ended":"2023-03-05T23:53:01.258528Z","start_waiting":"2020-08-28T00:00:26.752207Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":217,"ranked":true},{"id":30992,"name":"Live 19x19 Swiss Tournament 2017-10-10 20:30","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 Sitewide Tournament","schedule":{"id":4,"name":"Live 19x19 Swiss Tournament","rrule":"DTSTART:20260617T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-06-17T20:00:19.464353Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":600,"periods":3},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":40},"next_run":"2026-06-18T00:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":36,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":600,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2017-10-10T20:30:44.418868Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2017-10-10T20:30:49.337340Z","ended":"2017-10-10T21:30:46.718979Z","start_waiting":"2017-10-10T20:30:46.933024Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":6,"ranked":true},{"id":603,"name":"Andreas' 11th mini-tournament","director":{"id":12608,"username":"Andreas","country":"un","icon":"https://secure.gravatar.com/avatar/9391313b744a480fccc4b2ffa6031575?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1708.106347149412,"deviation":65.43808331330433,"volatility":0.05994359485799847}},"ranking":27.311035957117518,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"chinese","time_per_move":86400,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":432000,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":{"id":78,"name":"OGS Mini Tournaments","summary":"The home for all of the old OGS mini tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":385,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":null,"players_start":null,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2008-11-24T12:47:09Z","ended":"2008-11-24T11:47:09Z","start_waiting":null,"board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":602,"name":"Amane's IGo Marathon 3","director":{"id":7425,"username":"masutami","country":"sg","icon":"https://secure.gravatar.com/avatar/966aad8981dcc75b5b8ab04427a833b2?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1464.8658156740034,"deviation":64.25957956452444,"volatility":0.05979175956401998}},"ranking":23.75469330835485,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":86400,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":{"id":78,"name":"OGS Mini Tournaments","summary":"The home for all of the old OGS mini tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":385,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":null,"players_start":null,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":8,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2009-01-08T07:16:04Z","ended":"2009-01-08T06:16:04Z","start_waiting":null,"board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":30996,"name":"Live 19x19 Swiss Tournament 2017-10-11 00:30","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 Sitewide Tournament","schedule":{"id":4,"name":"Live 19x19 Swiss Tournament","rrule":"DTSTART:20260617T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-06-17T20:00:19.464353Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":600,"periods":3},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":40},"next_run":"2026-06-18T00:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":36,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":600,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2017-10-11T00:30:04.320027Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2017-10-11T00:30:07.182208Z","ended":"2017-10-11T01:48:16.454187Z","start_waiting":"2017-10-11T00:30:06.619058Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":6,"ranked":true},{"id":95064,"name":"Julko's mini tournament XXX","director":{"id":15530,"username":"Julko","country":"pl","icon":"https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png","ratings":{"version":5,"overall":{"rating":868.6130768831747,"deviation":67.1511065434887,"volatility":0.05926975894153485}},"ranking":11.656013714898473,"professional":false,"ui_class":"supporter"},"description":"Go and only go.","schedule":null,"title":null,"tournament_type":"swiss","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":true,"group":{"id":78,"name":"OGS Mini Tournaments","summary":"The home for all of the old OGS mini tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":385,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2022-10-01T04:00:00Z","players_start":3,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-09-29T16:08:30.754136Z","ended":"2023-07-13T11:01:10.609801Z","start_waiting":"2022-09-29T16:08:30.567849Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":9,"ranked":true},{"id":601,"name":"Mini-mini-tournament","director":{"id":21970,"username":"cook777","country":"un","icon":"https://secure.gravatar.com/avatar/0f098ad54cec84475b7a3faa0a0fc9fc?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1887.652406918629,"deviation":68.3275060222648,"volatility":0.06044844218564597}},"ranking":29.624845739259918,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":86400,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":432000,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":{"id":78,"name":"OGS Mini Tournaments","summary":"The home for all of the old OGS mini tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":385,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":null,"players_start":null,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2008-09-04T15:05:05Z","ended":"2008-09-04T13:05:05Z","start_waiting":null,"board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":3717,"name":"Live 19x19 Swiss Tournament 2014-12-27 04:30","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 Sitewide Tournament","schedule":{"id":4,"name":"Live 19x19 Swiss Tournament","rrule":"DTSTART:20260617T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-06-17T20:00:19.464353Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":600,"periods":3},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":40},"next_run":"2026-06-18T00:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":36,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":600,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2014-12-27T04:30:29.785063Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2014-12-27T04:30:31.468655Z","ended":"2014-12-27T06:41:52.874506Z","start_waiting":null,"board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":6,"ranked":true},{"id":3614,"name":"Pro boys sexy ladies that's naked","director":{"id":117797,"username":"Hao","country":"cn","icon":"https://secure.gravatar.com/avatar/2ddc0a2f6b4f5fcab04ccc1b3b1d2a13?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1633.9256081566064,"deviation":68.34269329834888,"volatility":0.060003449667971685}},"ranking":26.283178512655773,"professional":false,"ui_class":""},"description":"Boys kills sexy ladies that's nanked","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"chinese","time_per_move":28,"time_control_parameters":{"time_control":"canadian","period_time":300,"main_time":1200,"stones_per_period":20},"is_open":true,"exclude_provisional":false,"group":{"id":483,"name":"Ogs the finals kyu","summary":"For people that likes OGS","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":2,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2014-12-23T13:51:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2014-12-24T04:22:45.647275Z","ended":"2014-12-24T05:37:53.634400Z","start_waiting":null,"board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":4,"ranked":true}]}