{"count":59891,"next":null,"previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=ended&page=5989","results":[{"id":141114,"name":"2nd The Battlefield of Single Digit","director":{"id":1776211,"username":"MAESTRO of BADUK","country":"kr","icon":"https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-64.png","ratings":{"version":5,"overall":{"rating":1765.8457749710974,"deviation":66.75091733123472,"volatility":0.060023906467443114}},"ranking":28.080644063903023,"professional":false,"ui_class":""},"description":"This is for players who want to enjoy fast correspondence match \n\nSwiss league for 10k~1k\n\nStart time: 24 hours\n\nFischer:: 6 hours\n\nMax. Time: 2 days\n\n*****\nRestricted Rank: 1k \n\nPlayers who reached 1 dan within 30 days before the tournament announcement date but have since dropped back to 1k are not eligible to participate. (Reference date: 30 days prior to May 1, 2026)\n\n*****\nThe winner will receive a seeded invitation to the main tournament of Road to Dan, a regular tournament hosted by the RS group. \n\n(We recommend you to be a member of the RS group to receive an invitation. According to the OGS system, we cannot send invitations to non-members.)\n\n*****\nPlease be careful below the rule;\n\nNO PAUSE & NO VACATION, anyone who takes on the vacation or pauses a game, will be disqualified.\n\nPlease send the tournament director a message if you find that your opponent pauses or turns vacation mode on. \n*****","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"chinese","time_per_move":22284,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":21600,"initial_time":86400,"max_time":172800},"is_open":true,"exclude_provisional":true,"group":{"id":15815,"name":"RollingStones : Global & 한국인","summary":"한국인 대환영. 한국인과 글로벌 유저들을 위한 모임, We are connected all together.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":75,"icon":"https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-64.png"},"auto_start_on_max":false,"time_start":"2026-06-22T05:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":20,"max_ranking":29,"analysis_enabled":true,"exclusivity":"open","started":null,"ended":null,"start_waiting":null,"board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-15.png","player_count":3,"ranked":true}]}