{"count":60832,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-board_size&page=3423","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-board_size&page=3421","results":[{"id":30207,"name":"Blitz 13x13 Swiss Tournament 2017-09-12 15:30","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Sitewide Tournament","schedule":{"id":3,"name":"Blitz 13x13 Swiss Tournament","rrule":"DTSTART:20260828T110000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-08-28T11:00:31.927911Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":13,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":40},"next_run":"2026-08-28T15:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":13,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2017-09-12T15:30:54.592417Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2017-09-12T15:30:57.431812Z","ended":"2017-09-12T16:25:19.405768Z","start_waiting":"2017-09-12T15:30:56.475089Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":7,"ranked":true},{"id":62860,"name":"Blitz 13x13 Swiss Tournament 2020-07-07 11:30","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Sitewide Tournament","schedule":{"id":3,"name":"Blitz 13x13 Swiss Tournament","rrule":"DTSTART:20260828T110000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-08-28T11:00:31.927911Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":13,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":40},"next_run":"2026-08-28T15:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":13,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2020-07-07T11:30:44.845310Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2020-07-07T11:30:46.422435Z","ended":"2020-07-07T12:14:27.489295Z","start_waiting":"2020-07-07T11:30:46.149362Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":6,"ranked":true},{"id":3558,"name":"Blitz 13x13 Swiss Tournament 2014-12-21 15:30","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Sitewide Tournament","schedule":{"id":3,"name":"Blitz 13x13 Swiss Tournament","rrule":"DTSTART:20260828T110000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-08-28T11:00:31.927911Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":13,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":40},"next_run":"2026-08-28T15:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":13,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2014-12-21T15:30:36.457793Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2014-12-21T15:30:38.161071Z","ended":"2014-12-21T16:27:52.723608Z","start_waiting":null,"board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":8,"ranked":true},{"id":122411,"name":"black stone #04","director":{"id":635044,"username":"15.03","country":"jp","icon":"https://user-uploads.online-go.com/c95b24310a554e4ebac113077793f721-64.png","ratings":{"version":5,"overall":{"rating":1788.2664198912823,"deviation":76.33306490815488,"volatility":0.060156522190184115}},"ranking":28.372725341439025,"professional":false,"ui_class":""},"description":"ทัวร์นาเม้นท์ ครั้งที 4","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":25,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":900,"period_time":10,"periods":3},"is_open":true,"exclude_provisional":false,"group":{"id":14619,"name":"black stone go","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":true,"member_count":75,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2024-11-20T13:05:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-11-20T13:05:33.042890Z","ended":"2024-11-20T14:16:17.349472Z","start_waiting":"2024-11-20T13:05:32.832855Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":10,"ranked":true},{"id":108795,"name":"ซ้อมแข่งแชมป์ 13x13","director":{"id":779033,"username":"T.Boss Chanatip","country":"th","icon":"https://user-uploads.online-go.com/b48d7002f7cfe5a5b7dbf304aa99b403-64.png","ratings":{"version":5,"overall":{"rating":2061.8102023964366,"deviation":71.59224853796127,"volatility":0.06006389214999419}},"ranking":31.667842307001894,"professional":false,"ui_class":""},"description":"ซ้อมแข่งงง","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":45,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":900,"period_time":30,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":5893,"name":"Go Family","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":150,"icon":"https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-64.png"},"auto_start_on_max":false,"time_start":"2023-10-24T08:10:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-10-24T08:10:35.550901Z","ended":"2023-10-24T08:44:37.465629Z","start_waiting":"2023-10-24T08:10:35.463792Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-15.png","player_count":5,"ranked":true},{"id":111881,"name":"13x13 Open D.E. Cup #36","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1469.2905869092401,"deviation":72.86966246744788,"volatility":0.06028522955397515}},"ranking":23.82451476139983,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":90782,"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":12599,"name":"GO Special Tournaments","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":86,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2024-02-04T21:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-01-31T05:55:58.889305Z","ended":"2024-10-21T12:53:32.545583Z","start_waiting":"2024-01-31T05:55:58.786995Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":74186,"name":"1RO de PRIMARIA","director":{"id":607938,"username":"kido.go.baduk","country":"mx","icon":"https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png","ratings":{"version":5,"overall":{"rating":763.2227067659302,"deviation":67.82666399931664,"volatility":0.06059945822311187}},"ranking":8.661609751861041,"professional":false,"ui_class":""},"description":"vamoooo","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":23,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":300,"period_time":20,"periods":2},"is_open":true,"exclude_provisional":false,"group":{"id":5581,"name":"Colegio Serapio Rendón // Kinder - Primaria","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":200,"icon":"https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-64.png"},"auto_start_on_max":false,"time_start":"2021-04-20T16:43:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2021-04-20T16:43:47.705908Z","ended":"2021-04-20T17:33:57.374894Z","start_waiting":"2021-04-20T16:43:47.471087Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-15.png","player_count":6,"ranked":true},{"id":88246,"name":"YOla #10 13x13","director":{"id":1031007,"username":"Yusnail","country":"ru","icon":"https://user-uploads.online-go.com/2688b31bfbbad10ee860fd82c8fbcb37-64.png","ratings":{"version":5,"overall":{"rating":980.9243127295128,"deviation":69.90563792018483,"volatility":0.05997554630407915}},"ranking":14.470996494898612,"professional":false,"ui_class":""},"description":"Турнир для игры между участниками группы Йошкар-Ола для совместных игр и их разборов :)","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"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":false,"group":{"id":9933,"name":"Йошкар-Ола","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":26,"icon":"https://user-uploads.online-go.com/a546d95660d9b568663a54fd2e5522b5-64.png"},"auto_start_on_max":false,"time_start":"2022-04-07T15:40:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2022-04-07T15:40:17.246418Z","ended":"2022-05-17T23:59:15.037636Z","start_waiting":"2022-04-07T15:40:17.026119Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/a546d95660d9b568663a54fd2e5522b5-15.png","player_count":6,"ranked":true},{"id":129840,"name":"los villanos","director":{"id":1806156,"username":"Mateo.el villano","country":"eu","icon":"https://user-uploads.online-go.com/10f5e932a6f4bdbdf7f26039ac494305-64.png","ratings":{"version":5,"overall":{"rating":1502.7557216596554,"deviation":249.23834793073232,"volatility":0.06001159277887394}},"ranking":24.345873133953003,"professional":false,"ui_class":"provisional"},"description":"los villanos","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":12,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"rapid","pause_on_weekends":false,"time_increment":7,"initial_time":300,"max_time":3600},"is_open":true,"exclude_provisional":true,"group":{"id":11594,"name":"brawl star","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":18,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2025-07-05T22:00:00Z","players_start":11,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-07-12T15:13:48.753842Z","ended":"2025-07-12T15:33:44.128601Z","start_waiting":"2025-07-12T15:13:48.685752Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":3,"ranked":true},{"id":106221,"name":"13x13 Open D.E. Cup #17","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1469.2905869092401,"deviation":72.86966246744788,"volatility":0.06028522955397515}},"ranking":23.82451476139983,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":90782,"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":12599,"name":"GO Special Tournaments","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":86,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2023-08-20T20:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-08-14T23:03:35.421373Z","ended":"2025-07-12T17:25:50.205754Z","start_waiting":"2023-08-14T23:03:35.207195Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true}]}