{"count":60998,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-min_ranking&page=2012","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-min_ranking&page=2010","results":[{"id":40872,"name":"Lions 13 - November 2018","director":{"id":557899,"username":"🦁 Lvicala 🦁","country":"cz","icon":"https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-64.png","ratings":{"version":5,"overall":{"rating":1215.5307681865688,"deviation":63.83387610820817,"volatility":0.060058613626475424}},"ranking":19.435301089469824,"professional":false,"ui_class":""},"description":"13x13","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":44160,"time_control_parameters":{"system":"fischer","pause_on_weekends":false,"time_control":"fischer","initial_time":86400,"max_time":172800,"time_increment":43200,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":2773,"name":"Lions","summary":"for all fighters like lion :)","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":8,"icon":"https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-64.png"},"auto_start_on_max":false,"time_start":"2018-11-01T23:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":21,"analysis_enabled":true,"exclusivity":"open","started":"2018-11-01T23:00:53.928304Z","ended":"2019-02-13T18:48:36.504520Z","start_waiting":"2018-11-01T23:00:52.138835Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-15.png","player_count":11,"ranked":true},{"id":103938,"name":"10/10 what day is today","director":{"id":1177577,"username":"deanloveeat","country":"tw","icon":"https://secure.gravatar.com/avatar/92ded2f44ad54afd5dd40feb56f19051?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1662.3108939062977,"deviation":290.31896371798047,"volatility":0.05999967537233814}},"ranking":26.681897238489267,"professional":false,"ui_class":"provisional"},"description":"wqeqw","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":-1,"rules":"japanese","time_per_move":346626,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":true,"main_time":129600,"period_time":345600,"periods":10},"is_open":true,"exclude_provisional":false,"group":{"id":12575,"name":"WE ARE THE BEST  !!","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":3,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2024-10-10T02:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-10-10T02:00:30.204339Z","ended":"2025-07-24T18:35:09.122972Z","start_waiting":"2024-10-10T02:00:29.879394Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":22,"ranked":true},{"id":68757,"name":"test001","director":{"id":858643,"username":"KruPete","country":"un","icon":"https://user-uploads.online-go.com/b05818ed6d55cf0d561e7f7449326f3d-64.png","ratings":{"version":5,"overall":{"rating":1901.763272891514,"deviation":61.79584874635619,"volatility":0.060051355894037414}},"ranking":29.797256519591343,"professional":false,"ui_class":""},"description":"000000001","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":13,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":300,"period_time":10,"periods":1},"is_open":true,"exclude_provisional":false,"group":{"id":7581,"name":"การแข่งขันหมากล้อมออนไลน์","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":341,"icon":"https://user-uploads.online-go.com/5772b75b13247e45a3922d8202c6c9ce-64.png"},"auto_start_on_max":true,"time_start":"2020-12-09T06:00:00Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2020-12-09T05:56:36.523972Z","ended":"2020-12-09T06:05:40.878299Z","start_waiting":"2020-12-09T05:56:36.380686Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/5772b75b13247e45a3922d8202c6c9ce-15.png","player_count":4,"ranked":true},{"id":84435,"name":"Fast Correspondence 2022-01-11","director":{"id":784,"username":"mlopezviedma","country":"ar","icon":"https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png","ratings":{"version":5,"overall":{"rating":1574.8341986334494,"deviation":62.44546334826878,"volatility":0.05974674944331501}},"ranking":25.43043733747297,"professional":false,"ui_class":"supporter moderator"},"description":"Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled to allow the use of conditional moves.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":30720,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":28800,"initial_time":172800,"max_time":172800},"is_open":true,"exclude_provisional":true,"group":{"id":508,"name":"Fast Correspondence","summary":"Tournaments for people who like to play quick correspondence games.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":831,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"},"auto_start_on_max":false,"time_start":"2022-01-11T00:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-01-11T00:00:18.933553Z","ended":"2022-03-06T13:36:27.481282Z","start_waiting":"2022-01-11T00:00:17.624118Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png","player_count":10,"ranked":true},{"id":127836,"name":"Tournament 1 of the series","director":{"id":1310334,"username":"PilotClem","country":"_Pirate","icon":"https://user-uploads.online-go.com/b00190484ad187723ff8143c2edb8b34-64.png","ratings":{"version":5,"overall":{"rating":1107.5546541808426,"deviation":62.05069217620366,"volatility":0.059925504368602965}},"ranking":17.281743245011715,"professional":false,"ui_class":""},"description":"This tournament is made for people to learn from each other, and to develop their senses of the game. It is also the first of the series, I will be hosting multiple tournaments. \n\nPlease join my groupe\nThank you,\nHave fun","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":32,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":300,"period_time":30,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":15283,"name":"Tournaments and games","summary":"Please feel free to create your own tournament or game, and to have fun. The purpose of this group is for you guys to have fun, to learn and to gain experience. If you wish you can create reviews, you can share a game, or a impressive move you made.😁\n\nI am","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":26,"icon":"https://user-uploads.online-go.com/d468da67c2a39fd37f4de966ee5820ea-64.png"},"auto_start_on_max":false,"time_start":"2025-04-29T09:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-04-29T09:00:48.144226Z","ended":"2025-04-29T09:31:43.077109Z","start_waiting":"2025-04-29T09:00:48.055450Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/d468da67c2a39fd37f4de966ee5820ea-15.png","player_count":7,"ranked":true},{"id":83487,"name":"19x19 Traditional monthly tournament I/22","director":{"id":959671,"username":"ZachLee","country":"_Pirate","icon":"https://user-uploads.online-go.com/9f6a01a48db5819cb29f790866e3ad03-64.png","ratings":{"version":5,"overall":{"rating":1422.2965587704578,"deviation":64.39474436082165,"volatility":0.05998151141691156}},"ranking":23.071981640961692,"professional":false,"ui_class":""},"description":"☸️ Have ZEN!🧘\n\nImportant! This is a tournament for beginners and intermediates. All registered players acknowledge that if they increase their position by more than 2 classes during the tournament, they will be disqualified.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":172800,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"correspondence","pause_on_weekends":true,"per_move":172800},"is_open":true,"exclude_provisional":true,"group":{"id":8129,"name":"ZEN Go","summary":"The search for happiness is one of the chief sources of unhappiness.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":46,"icon":"https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"},"auto_start_on_max":false,"time_start":"2022-01-01T00:00:00Z","players_start":6,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":23,"analysis_enabled":true,"exclusivity":"open","started":"2022-01-01T00:00:14.034307Z","ended":"2022-05-22T09:30:32.779442Z","start_waiting":"2022-01-01T00:00:13.431341Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png","player_count":10,"ranked":true},{"id":88084,"name":"柏熙vs焯然","director":{"id":1125975,"username":"東東1234","country":"un","icon":"https://secure.gravatar.com/avatar/7073c3c0c19e1e2362786d7d3cacee04?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1636.613123803098,"deviation":92.9778953940374,"volatility":0.06000761280908969}},"ranking":26.321224844663433,"professional":false,"ui_class":""},"description":"111111111","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":80,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":1800,"period_time":60,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":11450,"name":"黎老師群組","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":39,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2022-04-02T03:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-04-02T02:54:33.729826Z","ended":"2022-04-02T03:05:25.970431Z","start_waiting":"2022-04-02T02:54:33.698969Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":2,"ranked":true},{"id":125429,"name":"19x19 New Zealand Open League #16","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. 10 players. Starts only when full.\n\nNew Zealand rules. 19x19 board. Even games. Round robin.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"nz","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":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":"2025-02-27T04:19:00Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-02-26T03:28:57.991499Z","ended":"2025-05-09T07:39:57.911721Z","start_waiting":"2025-02-26T03:28:57.423261Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png","player_count":10,"ranked":true},{"id":138950,"name":"9x9 Open League #154","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1375.2150884219125,"deviation":72.78359348571703,"volatility":0.06030501557246968}},"ranking":22.292689828512486,"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/10842","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","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":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":715,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2026-04-19T19:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-04-16T18:40:29.928250Z","ended":"2026-06-15T22:57:11.020115Z","start_waiting":"2026-04-16T18:40:28.924568Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":10,"ranked":true},{"id":60660,"name":"Alan Turing Nines 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":2010.567656741604,"deviation":68.90930500114358,"volatility":0.060153245143043765}},"ranking":31.085220759446056,"professional":false,"ui_class":"supporter"},"description":"Alan Turing Nines Title Tournament 2020\n\nTitle Holder:\n<a style=\"color:orange\" href='https://online-go.com/player/495900/'>Deep Scholar [Nines 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\">\n\tTitle Tournament Winner\n\t\t<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/gold_title_9.png' alt='Gold'></img>\n\t</th>\n\t<th style=\"border:1px solid\">\n\t\tTitle Tournament Runner-up\n\t\t<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/silver_title_9.png' alt='Silver'></img>\n\t</th>\n\t<th style=\"border:1px solid\">\n\t\tTitle Tournament 3rd Place\n\t<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/bronze_title_9.png' alt='Bronze'></img>\n\t</th>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2448'>2010</a></td>\n\t<td><b>Aloril</b></td><td></td><td></td>\n\t<td><b>Aloril (3d)</b></td><td>vitality (5d)</td><td>KlausP (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2452'>2011</a></td>\n\t<td><b>Valkyria9</b></td><td>5-0</td><td>Aloril</td>\n\t<td><b>Valkyria9 (4d)</b></td><td>zealot (3d)</td><td>devariot (1k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2470'>2012</a></td>\n\t<td><b>Valkyria9</b></td><td>1-0</td><td>pollemand</td>\n\t<td><b>Valkyria9 (4d)</b></td><td>pollemand (3d)</td><td>Aloril (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/6300'>2015</a></td>\n\t<td><b>Valkyria9</b></td><td>3-2</td><td>mark5000</td>\n\t<td><b>Valkyria9 (4d)</b></td><td>mark5000 (2d)</td><td>Sadaharu (5d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/17053'>2016</a></td>\n\t<td><b>Valkyria9</b></td><td>4-1</td><td>mark5000</td>\n\t<td><b>Valkyria9 (4d)</b></td><td>mark5000 (2d)</td><td>Sofiam (4k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/26617'>2017</a></td>\n\t<td><b>mark5000</b></td><td>3-2</td><td>Valkyria9</td>\n\t<td><b>Valkyria9 (7d)</b></td><td>mark5000 (6d)</td><td># (5d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/37846'>2018</a></td>\n\t<td><b>Deep Scholar</b></td><td>5-0</td><td>mark5000</td>\n\t<td><b>Deep Scholar (9d)</b></td><td>Sadaharu (9d)</td><td>Valkyria9 (7d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/49196'>2019</a></td>\n\t<td>TBA: Deep Scholar</td><td>vs</td><td>Sadaharu</td>\n\t<td><b>Sadaharu (9d)</b></td><td>earlgreyhot (9d)</td><td>martin3141 (4d)</td>\n</tr>\n</table>\n\nNotes: \n- Old OGS ranks are displayed for tournaments before 2017. \n- Unlike other title tournaments, bots and AI-assisted players are welcome 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":3017,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2020-07-22T19:00:00Z","players_start":100,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-07-22T19:00:46.400171Z","ended":"2021-05-19T14:28:42.593761Z","start_waiting":"2020-07-22T19:00:32.716458Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":140,"ranked":true}]}