{"count":61007,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-board_size&page=3424","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-board_size&page=3422","results":[{"id":2960,"name":"13X13 trying to learn something","director":{"id":65918,"username":"FullTatan","country":"ar","icon":"https://secure.gravatar.com/avatar/cf81de16440bf315b0c93954e8a45a98?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1359.3487646370756,"deviation":66.75096904500222,"volatility":0.06000990582122216}},"ranking":22.024047706991112,"professional":false,"ui_class":""},"description":"for whom the bell tolls","schedule":null,"title":null,"tournament_type":"swiss","handicap":-1,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":{"id":222,"name":"Low-Rating 30k's","summary":"A group so low-rating 30k's can find each other, play against each other, and beat each other. Everyone deserves an approximately 50/50 win rate.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":278,"icon":"https://user-uploads.online-go.com/43373022b3404dee8e6d5616a14de877-64.png"},"auto_start_on_max":false,"time_start":null,"players_start":null,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":2,"analysis_enabled":false,"exclusivity":"open","started":"2014-06-16T19:46:00.445784Z","ended":"2014-11-14T00:24:24.739118Z","start_waiting":"2014-06-16T19:46:00.118894Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/43373022b3404dee8e6d5616a14de877-15.png","player_count":0,"ranked":true},{"id":12384,"name":"Blitz 13x13 Swiss Tournament 2015-11-12 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:20260911T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-09-11T19:00:36.134608Z","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":"2026-09-11T23:00:00Z","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":"2015-11-12T15:30:14.081560Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2015-11-12T15:30:15.654243Z","ended":"2015-11-12T16:17:32.175870Z","start_waiting":"2015-11-12T15:30:15.532457Z","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":138517,"name":"13x13 Open D.E. Cup #94","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1375.2150884219125,"deviation":72.78359348571703,"volatility":0.06030501557246968}},"ranking":22.292689828512486,"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":"2026-04-05T20:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-04-05T06:59:57.652577Z","ended":null,"start_waiting":"2026-04-05T06:59:57.255011Z","board_size":13,"active_round":3,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":74287,"name":"fricgh","director":{"id":751877,"username":"iandains11","country":"un","icon":"https://user-uploads.online-go.com/04081d4e0a216545eb152bd037e59f13-64.png","ratings":{"version":5,"overall":{"rating":1283.2633767098341,"deviation":92.75499760495408,"volatility":0.060024856000995684}},"ranking":20.690621850709217,"professional":false,"ui_class":""},"description":"frakbnkm","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":3,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"blitz","pause_on_weekends":false,"per_move":3},"is_open":true,"exclude_provisional":true,"group":{"id":4993,"name":"Hardee's","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":9,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2021-04-23T02:24:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-04-23T02:24:23.150517Z","ended":"2021-04-23T02:30:53.125167Z","start_waiting":"2021-04-23T02:24:23.070966Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":4,"ranked":true},{"id":54244,"name":"FAREL TOERNOOI","director":{"id":697815,"username":"farelPlusserLASSE","country":"nl","icon":"https://user-uploads.online-go.com/55df5539f9a3008f093c5f057f982c5c-64.png","ratings":{"version":5,"overall":{"rating":1245.3200114850104,"deviation":80.31930378683235,"volatility":0.06006270691811185}},"ranking":19.99580209676283,"professional":false,"ui_class":""},"description":"DOE ALSJEBLIEFT MEE","schedule":null,"title":null,"tournament_type":"elimination","handicap":-1,"rules":"japanese","time_per_move":432000,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"correspondence","pause_on_weekends":true,"per_move":432000},"is_open":true,"exclude_provisional":false,"group":{"id":4151,"name":"farel plusklas","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":true,"member_count":38,"icon":"https://user-uploads.online-go.com/1f0db614dd0d03753f7179187f5298ae-64.png"},"auto_start_on_max":false,"time_start":"2019-11-27T10:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2019-11-28T08:22:17.401924Z","ended":"2019-11-28T10:24:46.437734Z","start_waiting":"2019-11-28T08:22:17.058907Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/1f0db614dd0d03753f7179187f5298ae-15.png","player_count":4,"ranked":true},{"id":78547,"name":"Correspondence 13x13 RoundRobin 2021-08-08 19:00","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":7,"name":"Correspondence 13x13 RoundRobin","rrule":"DTSTART:20260910T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-09-10T19:00:36.362652Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":13,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":10},"next_run":"2026-09-13T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2021-08-08T19:00:26.070547Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2021-08-08T19:00:28.110969Z","ended":"2021-08-30T14:49:27.706029Z","start_waiting":"2021-08-08T19:00:27.425242Z","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":82185,"name":"Blitz 13x13 Swiss Tournament 2021-11-06 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:20260911T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-09-11T19:00:36.134608Z","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":"2026-09-11T23:00:00Z","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":"2021-11-06T15:30:16.466251Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2021-11-06T15:30:17.729665Z","ended":"2021-11-06T16:19:18.382016Z","start_waiting":"2021-11-06T15:30:17.597693Z","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":21313,"name":"have fun","director":{"id":369747,"username":"maximum ride","country":"fr","icon":"https://user-uploads.online-go.com/4e43b2eda83fb8387ee4f926067ccb4e-64.png","ratings":{"version":5,"overall":{"rating":1082.0095644526186,"deviation":87.15572395932517,"volatility":0.060042386858604684}},"ranking":16.741548392214174,"professional":false,"ui_class":""},"description":"this is for anyone! and welcome","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":86400,"time_control_parameters":{"time_control":"simple","per_move":86400},"is_open":true,"exclude_provisional":true,"group":{"id":208,"name":"The new beginning ","summary":"This group is for players who have just started and want to get better at the game we do regular matches and they are randomly selected i hope this group can be a lot of fun ","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":92,"icon":"https://user-uploads.online-go.com/0601e38db8fdf5c74b09e1dda3b86751-64.png"},"auto_start_on_max":false,"time_start":"2016-10-22T20:10:00Z","players_start":5,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2016-10-22T23:40:20.531517Z","ended":"2016-11-24T19:38:43.369480Z","start_waiting":"2016-10-22T23:40:19.840882Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/0601e38db8fdf5c74b09e1dda3b86751-15.png","player_count":5,"ranked":true},{"id":71363,"name":"Blitz 13x13 Swiss Tournament 2021-02-13 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:20260911T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-09-11T19:00:36.134608Z","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":"2026-09-11T23:00:00Z","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":"2021-02-13T11:30:38.926825Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2021-02-13T11:31:36.133368Z","ended":"2021-02-13T12:23:46.411176Z","start_waiting":"2021-02-13T11:31:35.930649Z","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":126436,"name":"Blitz 13x13 Swiss Tournament 2025-03-15 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 Site-wide Tournament","schedule":{"id":3,"name":"Blitz 13x13 Swiss Tournament","rrule":"DTSTART:20260911T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-09-11T19:00:36.134608Z","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":"2026-09-11T23:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":15,"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":"2025-03-15T11:30:16.437910Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2025-03-15T11:31:16.540202Z","ended":"2025-03-15T11:56:22.734635Z","start_waiting":"2025-03-15T11:31:16.434439Z","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}]}