{"count":59318,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-exclude_provisional&page=4857","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-exclude_provisional&page=4855","results":[{"id":74025,"name":"第一届坐隐天下社锦标赛","director":{"id":984395,"username":"Ye Fanqing","country":"cn","icon":"https://user-uploads.online-go.com/4d75945a61c993ad2adfe1267bbb8af4-64.png","ratings":{"version":5,"overall":{"rating":1343.4546663395317,"deviation":93.82471114216919,"volatility":0.059993930098184205}},"ranking":21.75177291789477,"professional":false,"ui_class":""},"description":"第一届坐隐天下社锦标赛","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"chinese","time_per_move":60,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"live","pause_on_weekends":false,"per_move":60},"is_open":true,"exclude_provisional":false,"group":{"id":8481,"name":"坐隐天下社","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":15,"icon":"https://user-uploads.online-go.com/179b7a2937bdbe232076acfb1ea68e43-64.png"},"auto_start_on_max":false,"time_start":"2021-04-18T02:00:00Z","players_start":2,"first_pairing_method":"random","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":25,"analysis_enabled":true,"exclusivity":"open","started":"2021-04-18T03:41:12.877202Z","ended":"2021-04-18T03:47:26.401193Z","start_waiting":"2021-04-18T03:41:12.802348Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/179b7a2937bdbe232076acfb1ea68e43-15.png","player_count":2,"ranked":true},{"id":60167,"name":"Syracuse Go Club Tournament.  19x19, correspondence.","director":{"id":739721,"username":"Half is less than 1","country":"us","icon":"https://user-uploads.online-go.com/1c3137972e8717a13013300c1d13bd84-64.png","ratings":{"version":5,"overall":{"rating":1870.737882413323,"deviation":61.88050300091023,"volatility":0.0603033861717375}},"ranking":29.416472549759078,"professional":false,"ui_class":""},"description":"If the handicap doesn't work, then just pass and let them have a move.","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","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":4642,"name":"Syracuse Go Club","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":72,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2020-05-07T00:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-05-07T00:00:51.997805Z","ended":"2020-10-20T14:32:14.367679Z","start_waiting":"2020-05-07T00:00:51.807139Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":7,"ranked":true},{"id":62689,"name":"11° Encuentro de Go en línea, Julio 2020","director":{"id":607938,"username":"kido.go.baduk","country":"mx","icon":"https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png","ratings":{"version":5,"overall":{"rating":733.7386350417765,"deviation":67.58441146641512,"volatility":0.06059085558486428}},"ranking":7.749569442835256,"professional":false,"ui_class":""},"description":"Regresamos!","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"korean","time_per_move":40,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":900,"period_time":30,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":4974,"name":"Taller de Go-Biblioteca de México","summary":"Torneos todos los sábados a las 17:30 hrs (Ciudad de México)","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":236,"icon":"https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"},"auto_start_on_max":false,"time_start":"2020-07-04T22:30:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":29,"analysis_enabled":false,"exclusivity":"group","started":"2020-07-04T22:31:00.733444Z","ended":"2020-07-05T00:32:39.635779Z","start_waiting":"2020-07-04T22:30:59.377053Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png","player_count":30,"ranked":true},{"id":127610,"name":"19x19 Open League #84","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1365.898589194213,"deviation":68.40835436496026,"volatility":0.060201985871587475}},"ranking":22.135324747759174,"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":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":70,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2025-04-27T21:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-04-25T14:35:29.581426Z","ended":"2025-09-27T10:48:24.587447Z","start_waiting":"2025-04-25T14:35:29.063737Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":77233,"name":"WT Honinbo Title Tournament 2021","director":{"id":721084,"username":"Lexxgo","country":"ru","icon":"https://user-uploads.online-go.com/eadd3bb95af972db608b10e308217d0d-64.png","ratings":{"version":5,"overall":{"rating":1702.0164192076516,"deviation":66.54857732174423,"volatility":0.059972624948633195}},"ranking":27.22835155459872,"professional":false,"ui_class":""},"description":"Honinbo OGS Title Tournament 2021","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":13440,"time_control_parameters":{"system":"absolute","time_control":"absolute","speed":"correspondence","pause_on_weekends":true,"total_time":1209600},"is_open":true,"exclude_provisional":false,"group":{"id":9239,"name":"World tournaments","summary":"World tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":9,"icon":"https://user-uploads.online-go.com/f00af69c1e00d870226552a84d04d87c-64.png"},"auto_start_on_max":false,"time_start":"2021-07-08T11:00:00Z","players_start":100,"first_pairing_method":"random","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-07-12T09:53:54.179712Z","ended":"2021-11-14T22:59:02.367530Z","start_waiting":"2021-07-12T09:53:51.446523Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/f00af69c1e00d870226552a84d04d87c-15.png","player_count":32,"ranked":true},{"id":59598,"name":"😊 vs 😊","director":{"id":736097,"username":"鍾曉林","country":"hk","icon":"https://user-uploads.online-go.com/c5868458d79bd4e0577ad2da8d81f4e2-64.png","ratings":{"version":5,"overall":{"rating":1297.6671901589966,"deviation":64.62392354788778,"volatility":0.060025665265662324}},"ranking":20.949018374469894,"professional":false,"ui_class":""},"description":"Hi Please Join this quick!","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":93120,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":true,"main_time":604800,"period_time":86400,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":4530,"name":"HKCGA 對局室","summary":"\n同學想下棋可在下方留言，最好寫上自己棋力，方便對手設定合適讓子。 ( K = 級、 D = 段 )\n\nP.S. 此對局室只限 \" 香港兒童圍棋學院-網絡班 \" 學生使用。\n\n同學在此對局室，必須使用自己 \"中文全名\" 的帳號來對弈，敬請合作 !\n\n(hkcga2004)院長會不定時上線跟大家互相切磋，歡迎指教！","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":115,"icon":"https://user-uploads.online-go.com/2ce7e016e6fbea633e91b036ce8e5f19-64.png"},"auto_start_on_max":false,"time_start":"2020-05-02T10:00:00Z","players_start":0,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-05-02T10:00:16.232050Z","ended":"2020-07-17T13:35:23.439202Z","start_waiting":"2020-05-02T10:00:15.869804Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/2ce7e016e6fbea633e91b036ce8e5f19-15.png","player_count":5,"ranked":true},{"id":72426,"name":"Alan Turing Main Title Tournament 2021","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 Main Title Tournament 2021\n\nTitle Holder: <a style=\"color:orange\" href='https://online-go.com/user/view/64817/mark5000'>mark5000 [Alan Turing] x2</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></th>\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></th>\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></th>\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></th>\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<th><b>mark5000</b></th>\n\t<td><a href='https://online-go.com/tournament/63293'>3-2</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<th>TBA: mark5000</th>\n\t<td>vs</td>\n\t<td>peecatchoo</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><b>AquaBot [9d]<b></td>\n\t<td>Tokumoto [1d]</td>\n\t<td>Sadaharu [5d]</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 3</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/63006'>2020</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td>Ongoing: Round 1</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":2972,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2021-05-09T07:55:00Z","players_start":172,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-05-09T07:55:26.590798Z","ended":"2023-11-25T18:27:48.582778Z","start_waiting":"2021-05-09T07:55:13.571197Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":172,"ranked":true},{"id":63216,"name":"wan wen VS wei Kwang","director":{"id":756229,"username":"mrrabbuit","country":"sg","icon":"https://user-uploads.online-go.com/95a91e6b595a49e91968bd28f3e90ce4-64.png","ratings":{"version":5,"overall":{"rating":1348.0847977490964,"deviation":156.13884872211037,"volatility":0.05999992557636363}},"ranking":21.831420754602473,"professional":false,"ui_class":""},"description":"17/7/2020","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"chinese","time_per_move":0,"time_control_parameters":{"system":"none","time_control":"none","speed":"correspondence","pause_on_weekends":false},"is_open":true,"exclude_provisional":false,"group":{"id":5118,"name":"SP Weiqi 2020/2021","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":21,"icon":"https://user-uploads.online-go.com/8d7f8244283feaafac5174b82851f2fa-64.png"},"auto_start_on_max":true,"time_start":"2020-07-17T12:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2020-07-17T10:55:01.102264Z","ended":"2020-07-17T13:43:36.391877Z","start_waiting":"2020-07-17T10:55:01.024332Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/8d7f8244283feaafac5174b82851f2fa-15.png","player_count":2,"ranked":true},{"id":112487,"name":"9x9 New Zealand Open D.E. #1","director":{"id":178104,"username":"dexonsmith","country":"ca","icon":"https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png","ratings":{"version":5,"overall":{"rating":1390.7732166446785,"deviation":67.55416504748428,"volatility":0.06064009346038413}},"ranking":22.55312076827671,"professional":false,"ui_class":"supporter"},"description":"All players welcome. Starts when full.\n\nNew Zealand rules. 9x9 even. Double-elimination.\n\nFor more tournaments with New Zealand rules: https://online-go.com/group/14024","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"nz","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":14024,"name":"New Zealand Ladders","summary":"Group for ladders and tournaments that use New Zealand rules.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":80,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"},"auto_start_on_max":true,"time_start":"2024-02-09T19:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-02-08T18:31:45.183578Z","ended":"2024-08-14T19:19:44.418134Z","start_waiting":"2024-02-08T18:31:45.033316Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png","player_count":8,"ranked":true},{"id":3510,"name":"The secret tournament","director":{"id":86227,"username":"Marnoris","country":"be","icon":"https://user-uploads.online-go.com/39f6b7f59ab53b8afda31e32b27f7f83-64.png","ratings":{"version":5,"overall":{"rating":1846.2593842282001,"deviation":67.13077728483148,"volatility":0.06001385388792682}},"ranking":29.111556842413247,"professional":false,"ui_class":""},"description":"Only for members of the group","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":{"id":403,"name":"The Secret Study Group","summary":"This is secret !","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":9,"icon":"https://user-uploads.online-go.com/99ae6f24661a0c484e500e5eec53df29-64.png"},"auto_start_on_max":false,"time_start":"2014-12-22T11:00:00Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"group","started":"2014-12-23T18:35:14.996654Z","ended":"2016-02-19T23:23:52.367052Z","start_waiting":null,"board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/99ae6f24661a0c484e500e5eec53df29-15.png","player_count":4,"ranked":true}]}