{"count":60702,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-min_ranking&page=384","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-min_ranking&page=382","results":[{"id":47759,"name":"第２期　くまクラス【 楽人リーグ戦 】","director":{"id":582205,"username":"さかもと","country":"jp","icon":"https://user-uploads.online-go.com/a4fd22623c4d90b173eef890e634934d-64.png","ratings":{"version":5,"overall":{"rating":1806.4877161432678,"deviation":141.8396152914018,"volatility":0.06002488366424099}},"ranking":28.607415450972766,"professional":false,"ui_class":""},"description":"くまクラス 対象棋力：初段～三段\n\n挨拶はしっかり！ マナーを守って楽しく対局しましょう！\n\n定員の１０名になりお申し込みができない場合は、 定員の１０名になりお申し込みができない場合は、 ４月２５日(火)１９時までに、トーナメント掲示板 あるいは グループ管理者にお知らせください。 ２回負け抜けトーナメントに変更いたします。","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":44160,"time_control_parameters":{"system":"fischer","pause_on_weekends":true,"time_control":"fischer","initial_time":86400,"max_time":172800,"time_increment":43200,"speed":"correspondence"},"is_open":true,"exclude_provisional":false,"group":{"id":3048,"name":"【 公式 】楽人リーグ戦","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":36,"icon":"https://user-uploads.online-go.com/b602a3a4c62da69475b1f2bf4b93d4a1-64.png"},"auto_start_on_max":false,"time_start":"2019-04-26T10:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":32,"analysis_enabled":true,"exclusivity":"open","started":"2019-05-10T02:07:16.809827Z","ended":"2019-05-30T15:23:24.511521Z","start_waiting":"2019-05-10T02:07:16.175928Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/b602a3a4c62da69475b1f2bf4b93d4a1-15.png","player_count":4,"ranked":true},{"id":97203,"name":"9x9 Round Robin.","director":{"id":126739,"username":"🐬Sofiam🐬","country":"_Olimpic_Movement","icon":"https://user-uploads.online-go.com/3448d55b1fa874861bc9029bd534f998-64.png","ratings":{"version":5,"overall":{"rating":1012.0554496406809,"deviation":84.91308607572303,"volatility":0.076882078105041}},"ranking":15.194279748149173,"professional":false,"ui_class":""},"description":"Everyone is welcome. It is capped at 10 players. An identical tournament that starts after one week or at 10 players will be created as soon as this tournament starts.\n\nPauses are not allowed.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":45143,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":36000,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":6630,"name":"Go friends 🐬","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":362,"icon":"https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"},"auto_start_on_max":true,"time_start":"2022-12-03T13:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-12-03T13:00:27.537596Z","ended":"2022-12-12T08:57:08.401292Z","start_waiting":"2022-12-03T13:00:27.388556Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png","player_count":5,"ranked":true},{"id":101243,"name":"1 -> 胡煜樑 2 -> 李子霆","director":{"id":818416,"username":"傳碁學園","country":"un","icon":"https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png","ratings":{"version":5,"overall":{"rating":1898.3468207617877,"deviation":71.28817954667363,"volatility":0.06041644550084839}},"ranking":29.755630942351214,"professional":false,"ui_class":""},"description":"1 -> 胡煜樑\n2 -> 李子霆","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":29,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":1200,"period_time":20,"periods":3},"is_open":true,"exclude_provisional":false,"group":{"id":6399,"name":"傳碁 B班","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":53,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2023-03-18T06:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2023-03-18T05:09:04.337003Z","ended":"2023-03-18T06:04:24.374885Z","start_waiting":"2023-03-18T05:09:04.267129Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":2,"ranked":true},{"id":73240,"name":"19 x 19 race","director":{"id":910762,"username":"Blakie","country":"sg","icon":"https://secure.gravatar.com/avatar/acb4da16a64f35acc7e8718bd99af6f4?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1348.6423283804777,"deviation":65.18555839472641,"volatility":0.06002915076910726}},"ranking":21.840992975814853,"professional":false,"ui_class":""},"description":"Come on bro's","schedule":null,"title":null,"tournament_type":"mcmahon","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":true,"group":{"id":25,"name":"Go Basics","summary":"A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":18113,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2021-03-30T07:00:00Z","players_start":1,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":10,"analysis_enabled":false,"exclusivity":"open","started":"2021-03-30T18:07:25.592982Z","ended":"2021-03-30T18:07:25.478095Z","start_waiting":"2021-03-30T18:07:25.258462Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":1,"ranked":true},{"id":73238,"name":"Woo hoo I am in a group","director":{"id":973368,"username":"miaot2","country":"un","icon":"https://secure.gravatar.com/avatar/75dfdadf951dddaa283a526b87c2e563?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1069.7174459396365,"deviation":172.3891911035623,"volatility":0.060004666881472185}},"ranking":16.477048631978764,"professional":false,"ui_class":"provisional"},"description":"Hey hi","schedule":null,"title":null,"tournament_type":"mcmahon","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":true,"group":{"id":25,"name":"Go Basics","summary":"A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":18113,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2021-03-30T06:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-03-31T07:40:00.027442Z","ended":"2021-06-02T06:04:24.248618Z","start_waiting":"2021-03-31T07:39:59.845567Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":4,"ranked":true},{"id":85113,"name":"3rd International Mandelbrot Cup","director":{"id":527014,"username":"deleted-fae04c4c-3738-4477-a91f-f0435f893e32","country":"gb","icon":"https://user-uploads.online-go.com/b243196be54f7c40b369dcf90670360e-64.png","ratings":{"version":5,"overall":{"rating":1043.6976545990792,"deviation":69.08991620947712,"volatility":0.05998374323037165}},"ranking":15.90698683292563,"professional":false,"ui_class":""},"description":"In honour of Benoit Mandelbrot a mathematician famous for the Mandelbrot set. The Mandelbrot set is one of the most beautiful bits of maths showing all values of c in which the corresponding Julia set of z->z^2+c is connected.\n\n…maybe our games of Go demonstrate something of the fractal properties that we see in the Mandelbrot set.\n\nThis cup has moved from the UK group to here.\nWho has what it takes to hold the third title!\n\nJoin in and have fun.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":259200,"max_time":345600},"is_open":true,"exclude_provisional":true,"group":{"id":2748,"name":"English Go Clan","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":3,"icon":"https://user-uploads.online-go.com/74aca6b5e68bc9cae703988a2219d093-64.png"},"auto_start_on_max":false,"time_start":"2022-01-24T20:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-01-24T20:00:42.307776Z","ended":"2022-12-02T18:04:12.709729Z","start_waiting":"2022-01-24T20:00:41.248578Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/74aca6b5e68bc9cae703988a2219d093-15.png","player_count":17,"ranked":true},{"id":60268,"name":"Small Board Challenge I","director":{"id":697149,"username":"deleted-57394cd2-c7b2-41c3-9e0b-1d116d71ec17","country":"se","icon":"https://user-uploads.online-go.com/2d41f0fc65fb65cf386d8f5534a6d163-64.png","ratings":{"version":5,"overall":{"rating":1665.2715388700315,"deviation":71.21323820073493,"volatility":0.0598806998975717}},"ranking":26.723091679426847,"professional":false,"ui_class":""},"description":"Unfortunately only 19x19.","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"chinese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":86400,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":false,"group":{"id":4730,"name":"Large Board","summary":"21x21, 23x23, et c.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":184,"icon":"https://user-uploads.online-go.com/da8d6f54150e5569ede4d0565e64d3cc-64.png"},"auto_start_on_max":false,"time_start":"2020-05-15T15:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2020-05-15T15:00:32.332006Z","ended":"2021-02-13T21:13:31.528479Z","start_waiting":"2020-05-15T15:00:31.938798Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/da8d6f54150e5569ede4d0565e64d3cc-15.png","player_count":12,"ranked":true},{"id":79133,"name":"tournament","director":{"id":769861,"username":"rainncat","country":"us","icon":"https://user-uploads.online-go.com/63b1a39787f99d6149e4e1cb7cc755f5-64.png","ratings":{"version":5,"overall":{"rating":975.0308630931373,"deviation":65.62894696966373,"volatility":0.060026784983209604}},"ranking":14.331490463627786,"professional":false,"ui_class":""},"description":"Have fun!","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"chinese","time_per_move":262080,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":259200,"initial_time":259200,"max_time":864000},"is_open":true,"exclude_provisional":true,"group":{"id":6843,"name":"bunny and squirrel","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":17,"icon":"https://user-uploads.online-go.com/4fbbe44d15fe786fd4c4d0d540f0ee05-64.png"},"auto_start_on_max":false,"time_start":"2021-08-28T15:00:00Z","players_start":5,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2021-08-28T15:00:22.021627Z","ended":"2023-01-30T21:05:17.366580Z","start_waiting":"2021-08-28T15:00:21.468762Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/4fbbe44d15fe786fd4c4d0d540f0ee05-15.png","player_count":12,"ranked":true},{"id":94773,"name":"Honinbo Nines 2020 Title Match - Board 5","director":{"id":40318,"username":"gamesorry","country":"cn","icon":"https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro","ratings":{"version":5,"overall":{"rating":2009.153719389611,"deviation":68.72700373040577,"volatility":0.06015597381452679}},"ranking":31.068934729651563,"professional":false,"ui_class":"supporter"},"description":"<!-- \nHoninbo Nines 2020 Title Match - Board 1\n-->\n\nTitle Holder: \n<a style=\"color:red\" href='https://online-go.com/user/view/43936/'>Sadaharu [Nines Honinbo] x1+3</a>\n\n<table style=\"text-align:center;empty-cells:hide;table-layout:fixed;border:1px solid\">\n<tr>\n\t<td style=\"text-align:center\"><b>Edition</b></td>\n\t<td style=\"text-align:center\"><b>Title</b></td>\n\t<td style=\"text-align:center\"><b>Class</b></td>\n\t<td style=\"text-align:center\"><b>Year</b></td>\n\t<td style=\"text-align:center\"><b>Player 1</b></td>\n\t<td style=\"text-align:center\"><b>Player 2</b></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Matches</b></td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td>14th</td>\n\t<td style=\"color:red\">Honinbo</td>\n\t<td>Nines</td>\n\t<td>2020</td>\n\t<td><a href='https://online-go.com/player/43936/'>Sadaharu [5d]</a></td>\n\t<td><a href='https://online-go.com/player/'>Agzam / mark5000 / yangzhou24 / ...</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/87347'>Board 1</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/87349'>Board 2</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/94771'>Board 3</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/94772'>Board 4</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/94773'>Board 5</a></td>\n</tr>\n</table>\n\nTitle Tournament: <a href='https://online-go.com/tournament/57118'>Honinbo Nines Title Tournament 2020</a>\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","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":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":3012,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2022-11-13T07:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2022-11-13T07:00:54.438917Z","ended":"2022-12-11T15:28:00.820057Z","start_waiting":"2022-11-13T07:00:54.373096Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":2,"ranked":true},{"id":117676,"name":"#6 Happy Tourney.","director":{"id":1144866,"username":"𝙿𝚞𝚝 𝙺.","country":"001","icon":"https://user-uploads.online-go.com/96e71b19d93c156edd85ce7fe2904c51-64.png","ratings":{"version":5,"overall":{"rating":1162.18296118919,"deviation":67.13178883324939,"volatility":0.06059652578769351}},"ranking":18.396312238106578,"professional":false,"ui_class":""},"description":"6th happy tourney, I will create a new tournament with this name every Monday, have fun!","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"chinese","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":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":78,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"},"auto_start_on_max":false,"time_start":"2024-07-08T05:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-07-08T05:00:01.333134Z","ended":"2025-03-08T12:41:56.111531Z","start_waiting":"2024-07-08T05:00:01.238394Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png","player_count":4,"ranked":true}]}