{"count":59513,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-max_ranking&page=5721","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-max_ranking&page=5719","results":[{"id":78251,"name":"Friendly 9×9 - 5","director":{"id":743533,"username":"ss76","country":"ru","icon":"https://secure.gravatar.com/avatar/13929beaec2a082c41c26666dd917e5a?s=64&d=retro","ratings":{"version":5,"overall":{"rating":865.69965614538,"deviation":63.39878919317945,"volatility":0.06003400172803372}},"ranking":11.578235639193064,"professional":false,"ui_class":""},"description":"Play Go","schedule":null,"title":null,"tournament_type":"roundrobin","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":17927,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2021-07-31T17:00:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2021-07-31T20:53:05.614503Z","ended":"2021-08-06T07:22:41.580080Z","start_waiting":"2021-07-31T20:53:05.493062Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":3,"ranked":true},{"id":81953,"name":"Friendly 9×9 - 9","director":{"id":743533,"username":"ss76","country":"ru","icon":"https://secure.gravatar.com/avatar/13929beaec2a082c41c26666dd917e5a?s=64&d=retro","ratings":{"version":5,"overall":{"rating":865.69965614538,"deviation":63.39878919317945,"volatility":0.06003400172803372}},"ranking":11.578235639193064,"professional":false,"ui_class":""},"description":"play go","schedule":null,"title":null,"tournament_type":"roundrobin","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":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":17927,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2021-11-02T09:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2021-11-02T09:00:58.040170Z","ended":"2021-11-21T06:56:51.967962Z","start_waiting":"2021-11-02T09:00:57.716605Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":6,"ranked":true},{"id":105698,"name":"August 2023 13x13 A League Correspondence","director":{"id":1396103,"username":"Armadillidium","country":"un","icon":"https://secure.gravatar.com/avatar/bfc956af77caf4d31e4ad6b04b1f718b?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1500,"deviation":350,"volatility":0.06}},"ranking":24.303382182144386,"professional":false,"ui_class":"provisional"},"description":"Have fun.","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":15861,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":14400,"initial_time":86400,"max_time":259200},"is_open":true,"exclude_provisional":true,"group":{"id":7228,"name":"DDK Proving Grounds (Double Digit Kyu)","summary":"A place for DDK's to play against other DDK's without fear of SDK's trying to hop in. We do B League (25k-18k) & A League (17k-10k) tournaments monthly.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":648,"icon":"https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-64.png"},"auto_start_on_max":false,"time_start":"2023-08-01T19:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":13,"max_ranking":20,"analysis_enabled":false,"exclusivity":"open","started":"2023-08-01T19:00:52.503184Z","ended":"2023-09-22T17:36:04.792483Z","start_waiting":"2023-08-01T19:00:52.187234Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-15.png","player_count":20,"ranked":true},{"id":40766,"name":"MGG Highlander Cup #1","director":{"id":87790,"username":"WiseBear","country":"ru","icon":"https://user-uploads.online-go.com/87e96797186d0c4042434c29195d8f12-64.png","ratings":{"version":5,"overall":{"rating":1104.0021061102002,"deviation":62.08308547890164,"volatility":0.06028822213904829}},"ranking":17.207368885691388,"professional":false,"ui_class":""},"description":"There can be only one, so are you strong enough?","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","pause_on_weekends":false,"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":2702,"name":"Masters And Champions","summary":"Your journey of knowledge from beginner to master will be fascinating with us!","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":34,"icon":"https://user-uploads.online-go.com/e6b8a636f6746575d2aa126a2b247efd-64.png"},"auto_start_on_max":true,"time_start":"2018-10-11T10:00:00Z","players_start":8,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"group","started":"2018-10-11T10:00:10.666763Z","ended":"2019-02-24T23:30:26.229584Z","start_waiting":"2018-10-11T10:00:09.822003Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e6b8a636f6746575d2aa126a2b247efd-15.png","player_count":8,"ranked":true},{"id":56072,"name":"13x13 | Double Digit Kyu Tournament","director":{"id":694692,"username":"クネーデル","country":"001","icon":"https://secure.gravatar.com/avatar/c4759fc3f3a6241abeaca234a1bf0c3c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1355.155719314861,"deviation":62.588009152408375,"volatility":0.05973145061764432}},"ranking":21.95252888874137,"professional":false,"ui_class":""},"description":"Have fun!","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":17927,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":true,"time_start":"2020-02-02T00:00:00Z","players_start":16,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2020-02-02T17:25:23.985333Z","ended":"2020-05-27T13:53:37.775708Z","start_waiting":"2020-02-02T17:25:23.466529Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":12,"ranked":true},{"id":63305,"name":"DDK teaching tournament","director":{"id":502237,"username":"bagelfan","country":"th","icon":"https://user-uploads.online-go.com/f942945e37fe5209ec40fde32c8b257d-64.png","ratings":{"version":5,"overall":{"rating":2172.7291670856425,"deviation":68.35081776677339,"volatility":0.06012718193379842}},"ranking":32.880895872583366,"professional":false,"ui_class":""},"description":"If you want to get your tournament game reviewed, please message me!","schedule":null,"title":null,"tournament_type":"double_elimination","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":604800},"is_open":true,"exclude_provisional":true,"group":{"id":865,"name":"OGS Teaching Ladder","summary":"Teach the weaker, learn from the stronger","require_invitation":true,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":656,"icon":"https://user-uploads.online-go.com/24ecd9d9f2f78df3b3e6b5f90732b0e3-64.png"},"auto_start_on_max":false,"time_start":"2020-07-31T13:00:00Z","players_start":20,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2020-07-31T13:00:50.713868Z","ended":"2021-07-26T04:29:02.261707Z","start_waiting":"2020-07-31T13:00:48.557699Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/24ecd9d9f2f78df3b3e6b5f90732b0e3-15.png","player_count":35,"ranked":true},{"id":45203,"name":"ぺんぎんクラス【 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":"ぺんぎんクラス\n対象棋力：１４級～１０級\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、 ２月１２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":"2019-02-15T10:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2019-02-16T16:08:06.664387Z","ended":"2019-04-19T13:32:07.430410Z","start_waiting":"2019-02-16T16:08:03.112052Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/b602a3a4c62da69475b1f2bf4b93d4a1-15.png","player_count":4,"ranked":true},{"id":120331,"name":"DDK Malkovich Tournament","director":{"id":1277282,"username":"gug30","country":"_United_Federation_of_Planets","icon":"https://user-uploads.online-go.com/7f550bfc523fb9baa88055848046db07-64.png","ratings":{"version":5,"overall":{"rating":845.2521775859933,"deviation":63.990058598655516,"volatility":0.06003245823871806}},"ranking":11.024880884169207,"professional":false,"ui_class":""},"description":"You must use the Malkovich chat for as many moves as possible (click on Chat in the bottom right, change it to green Malkovich). Try to use it to explain your thoughts for all your moves!\n\nThis allows you to explain your reasoning for moves which your opponent can read after the game so we can all learn more.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"chinese","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"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":3657,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2024-10-19T06:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2024-10-19T06:00:44.299390Z","ended":"2025-11-15T04:06:00.070883Z","start_waiting":"2024-10-19T06:00:44.108620Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":18,"ranked":true},{"id":108315,"name":"9x9 Mini League 10k-25k #186","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1328.4337060647135,"deviation":68.98965903759373,"volatility":0.060206245193250185}},"ranking":21.491478440446674,"professional":false,"ui_class":""},"description":"Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 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":true,"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":697,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2023-10-15T19:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2023-10-11T17:40:30.744755Z","ended":"2023-10-24T09:27:37.202002Z","start_waiting":"2023-10-11T17:40:30.596655Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":78146,"name":"25k-10k Tournament Round Robin","director":{"id":1012312,"username":"charlie11","country":"jp","icon":"https://secure.gravatar.com/avatar/2dcdff4966c0103300ce0d6fbf4e22e8?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1161.564727199071,"deviation":67.2959124451604,"volatility":0.06009585569543345}},"ranking":18.38399410453256,"professional":false,"ui_class":""},"description":"No words...","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":259200,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"correspondence","pause_on_weekends":true,"per_move":259200},"is_open":true,"exclude_provisional":true,"group":{"id":9514,"name":"25k-10k (Double Digets Please)","summary":"As long as your Double Digits or near Double Digits your welcome to join.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":57,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2021-07-31T16:00:00Z","players_start":1,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2021-07-31T16:00:53.716559Z","ended":"2021-08-20T17:15:04.632237Z","start_waiting":"2021-07-31T16:00:53.402778Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":5,"ranked":true}]}