{"count":59622,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-max_ranking&page=5546","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-max_ranking&page=5544","results":[{"id":78376,"name":"Classic W.D.D.T. XXV","director":{"id":598257,"username":"Lukyn","country":"cz","icon":"https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png","ratings":{"version":5,"overall":{"rating":1199.7935596438176,"deviation":65.60252405321529,"volatility":0.05999068996296286}},"ranking":19.133626048074394,"professional":false,"ui_class":"supporter"},"description":"Classic weekly double death tournament.","schedule":null,"title":null,"tournament_type":"double_elimination","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":48,"icon":"https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"},"auto_start_on_max":false,"time_start":"2021-08-29T23:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":23,"analysis_enabled":true,"exclusivity":"open","started":"2021-08-29T23:00:42.605290Z","ended":"2021-11-12T16:21:47.686380Z","start_waiting":"2021-08-29T23:00:42.397824Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png","player_count":8,"ranked":true},{"id":1936,"name":"dietrenke's mini-tournament","director":{"id":24005,"username":"dietrenke","country":"at","icon":"https://secure.gravatar.com/avatar/d50b3fabb9f82d42b4e7e74b04b4957d?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1469.4255476017527,"deviation":63.87775810174162,"volatility":0.05972272618573975}},"ranking":23.826641091328174,"professional":false,"ui_class":"supporter"},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":259200,"time_control_parameters":{"time_control":"simple","per_move":259200},"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":383,"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":15,"max_ranking":23,"analysis_enabled":false,"exclusivity":"open","started":"2012-12-17T07:19:07Z","ended":"2012-12-17T06:19:07Z","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":58053,"name":"歡樂大賽！！","director":{"id":743935,"username":"陳天予","country":"hk","icon":"https://user-uploads.online-go.com/92bd8f7ccd9c9c665e771833ace80447-64.png","ratings":{"version":5,"overall":{"rating":1849.7790445836285,"deviation":72.8593185138491,"volatility":0.05999399202989177}},"ranking":29.155647380662366,"professional":false,"ui_class":""},"description":"歡樂大賽，最歡樂的大賽！","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","pause_on_weekends":true,"time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":4864,"name":"歡樂家庭——ogs","summary":"a family in Hongkong.","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":2,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2020-03-28T03:45:00Z","players_start":2,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":23,"analysis_enabled":false,"exclusivity":"open","started":"2020-03-28T03:45:27.350272Z","ended":"2020-06-30T11:46:36.006090Z","start_waiting":"2020-03-28T03:45:26.557690Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":3,"ranked":true},{"id":105649,"name":"Classic W.D.D.T. LXVII","director":{"id":598257,"username":"Lukyn","country":"cz","icon":"https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png","ratings":{"version":5,"overall":{"rating":1199.7935596438176,"deviation":65.60252405321529,"volatility":0.05999068996296286}},"ranking":19.133626048074394,"professional":false,"ui_class":"supporter"},"description":"Classic weekly double death tournament.","schedule":null,"title":null,"tournament_type":"double_elimination","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":48,"icon":"https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"},"auto_start_on_max":false,"time_start":"2023-09-04T13:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":23,"analysis_enabled":true,"exclusivity":"open","started":"2023-09-04T05:00:14.655298Z","ended":"2023-10-19T14:19:31.033641Z","start_waiting":"2023-09-04T05:00:14.518852Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png","player_count":8,"ranked":true},{"id":134092,"name":"Let's improve ourself! McMahon for 7k-25k","director":{"id":1872546,"username":"Sch-Mentor","country":"001","icon":"https://user-uploads.online-go.com/41804ae38abc71e0bea5040b313b01ec-64.png","ratings":{"version":5,"overall":{"rating":1500,"deviation":250,"volatility":0.06}},"ranking":24.303382182144386,"professional":false,"ui_class":"provisional"},"description":"Hi everyone!\nThis tournament would be useful for your improvement due to McMahon system because your games will be more evenly matched.\n\nThe number of rounds and the top bar could be modified in first round according to the total number of players and the population above the bar.\n\nThings to keep in mind:\n* Use the conditional move feature to speed up the game.\n* No pauses and no vacations are allowed; if any player switch it on, then they will be disqualified without further notice or reminder (unless they have an urgent matter to attend to and give notice to TD).\n* Disqualification will occur automatically by the site if a player loses by timeout.\n* If you find that a player pauses the game, enters vacation mode or has bad behavior, please send a message to the TD.\n* And last but not least: no weekends; just make your move, it’s a tournament, my friend!\n\n[Thanx to @Arrow A6 anti- for the invitation to create tournaments in this group]","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","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":259200},"is_open":true,"exclude_provisional":true,"group":{"id":13797,"name":" 无间勤碁术化  Go Advance forward forever","summary":"欢迎围棋爱好者来到属于您的园地\n\n\n          In Your 💖 Go to Universes everywhere","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":496,"icon":"https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"},"auto_start_on_max":true,"time_start":"2025-11-17T23:33:00Z","players_start":8,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":23,"analysis_enabled":true,"exclusivity":"open","started":"2025-11-11T10:00:10.821318Z","ended":null,"start_waiting":"2025-11-11T10:00:10.256493Z","board_size":19,"active_round":4,"icon":"https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png","player_count":32,"ranked":true},{"id":1693,"name":"新年の棋戦","director":{"id":870,"username":"opex","country":"ru","icon":"https://user-uploads.online-go.com/e059138473f928fc41580483a7c2736a-64.png","ratings":{"version":5,"overall":{"rating":1401.506145003007,"deviation":63.91043603773482,"volatility":0.05978007916330174}},"ranking":22.731089003544017,"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":604800,"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":383,"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":23,"analysis_enabled":false,"exclusivity":"open","started":"2012-04-04T11:22:28Z","ended":"2012-04-04T09:22:28Z","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":110001,"name":"19x19 Traditional monthly tournament XII/23","director":{"id":598257,"username":"Lukyn","country":"cz","icon":"https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png","ratings":{"version":5,"overall":{"rating":1199.7935596438176,"deviation":65.60252405321529,"volatility":0.05999068996296286}},"ranking":19.133626048074394,"professional":false,"ui_class":"supporter"},"description":"☸️ Have ZEN!🧘","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":48,"icon":"https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"},"auto_start_on_max":false,"time_start":"2023-12-01T00:00:00Z","players_start":6,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":23,"analysis_enabled":true,"exclusivity":"open","started":"2023-12-01T00:00:31.965601Z","ended":"2024-02-18T00:25:20.813517Z","start_waiting":"2023-12-01T00:00:31.465106Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png","player_count":10,"ranked":true},{"id":83486,"name":"Classic W.D.D.T. XLIII","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":"Classic weekly double death tournament.\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":"double_elimination","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":48,"icon":"https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"},"auto_start_on_max":false,"time_start":"2022-01-03T00:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":23,"analysis_enabled":true,"exclusivity":"open","started":"2022-01-03T00:00:22.445596Z","ended":"2022-03-09T04:30:42.714376Z","start_waiting":"2022-01-03T00:00:22.258101Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png","player_count":8,"ranked":true},{"id":82101,"name":"Classic W.D.D.T. XXXVI","director":{"id":598257,"username":"Lukyn","country":"cz","icon":"https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png","ratings":{"version":5,"overall":{"rating":1199.7935596438176,"deviation":65.60252405321529,"volatility":0.05999068996296286}},"ranking":19.133626048074394,"professional":false,"ui_class":"supporter"},"description":"Classic weekly double death tournament.\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":"double_elimination","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":48,"icon":"https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"},"auto_start_on_max":false,"time_start":"2021-11-15T00:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":23,"analysis_enabled":true,"exclusivity":"open","started":"2021-11-15T00:00:32.370444Z","ended":"2022-01-22T19:22:52.665820Z","start_waiting":"2021-11-15T00:00:32.183106Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png","player_count":8,"ranked":true},{"id":727,"name":"dorota's mini-tournament","director":{"id":3116,"username":"dorota","country":"ca","icon":"https://secure.gravatar.com/avatar/2d2f0b10c4f3a151fb54e67234723763?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1384.2060823500137,"deviation":63.94488782525502,"volatility":0.06011916366802208}},"ranking":22.443549181350487,"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":1209600,"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":383,"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":23,"analysis_enabled":false,"exclusivity":"open","started":"2009-05-01T13:31:01Z","ended":"2009-05-01T11:31:01Z","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}]}