{"count":60915,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-board_size&page=3293","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-board_size&page=3291","results":[{"id":75144,"name":"Memorial Day- WWGA","director":{"id":947864,"username":"aval.cado","country":"us","icon":"https://user-uploads.online-go.com/416eb2fbc270b61ceb60026ca7f1552d-64.png","ratings":{"version":5,"overall":{"rating":1297.6830736962474,"deviation":61.88104620789186,"volatility":0.05994264585747425}},"ranking":20.949301730356368,"professional":false,"ui_class":""},"description":"Heyy guys, it's Ava! As you guys know, (hopefully O-O), Mmorial Day is coming up! Of course, it's not one of those holidays when you receive innumerable gifts and gift cards, but it's just as important, or maybe more imortant than Christmas to some! This year, Memorial day lands on a Sunday, on May 31. The reason why it's so important, is because on that day, we celebrate and honor those who have served in the U.S Army.So let's take a moment to think about what they had done for us, and that they're part of the reason of why we exist. UoU Good Luck! (This tournament is placed on the day before Memorial Day, in case you need a special ceremony of any kind.)","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":262080,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":259200,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":true,"group":{"id":8562,"name":"World Wide Go Association (WWGA)","summary":"This group welcomes people world wide, from beginners to pros! We have a WWGA group logo, a group video, and even a video for new members! (I make announcement videos), I hope you enjoy!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":151,"icon":"https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-64.png"},"auto_start_on_max":false,"time_start":"2021-05-30T14:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-05-30T14:00:05.412370Z","ended":"2021-10-06T19:30:25.355221Z","start_waiting":"2021-05-30T14:00:05.090171Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-15.png","player_count":15,"ranked":true},{"id":5460,"name":"Low 30K-a","director":{"id":120890,"username":"澤利科","country":"hr","icon":"https://user-uploads.online-go.com/98afdfde5f2eddfc4a95aff88427e3d8-64.png","ratings":{"version":5,"overall":{"rating":1139.6158726989092,"deviation":70.90253629224027,"volatility":0.06009422565932676}},"ranking":17.942367409810462,"professional":false,"ui_class":""},"description":"tournament 222","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":313,"time_control_parameters":{"time_control":"byoyomi","period_time":300,"main_time":1200,"periods":5},"is_open":true,"exclude_provisional":true,"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":true,"time_start":"2015-03-02T19:28:00Z","players_start":5,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":11,"analysis_enabled":true,"exclusivity":"open","started":"2015-03-05T05:42:25.980228Z","ended":"2015-03-05T10:08:17.542789Z","start_waiting":"2015-03-05T05:42:25.873254Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/43373022b3404dee8e6d5616a14de877-15.png","player_count":5,"ranked":true},{"id":110984,"name":"13x13 Open D.E. Cup #32","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1394.9321610910313,"deviation":73.68145747872178,"volatility":0.060298651427534045}},"ranking":22.62224483016498,"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":"2024-01-07T21:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-01-02T15:31:56.628770Z","ended":"2024-11-09T21:54:54.873233Z","start_waiting":"2024-01-02T15:31:56.476973Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":101489,"name":"Correspondence 13x13 RoundRobin 2023-03-25 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:20260901T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-09-01T19:00:32.573058Z","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":"2026-09-04T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":90782,"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":"2023-03-25T19:00:35.671710Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2023-03-25T19:00:37.287376Z","ended":"2023-05-01T10:29:41.596781Z","start_waiting":"2023-03-25T19:00:37.123387Z","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":5590,"name":"Blitz 13x13 Swiss Tournament 2015-03-05 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:20260902T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-09-02T19:00:32.417754Z","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":"2026-09-02T23:00:00Z","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":"2015-03-05T11:30:48.607587Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2015-03-05T11:31:50.297937Z","ended":"2015-03-05T12:27:35.508304Z","start_waiting":"2015-03-05T11:31:50.179758Z","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":58488,"name":"Fast Correspondence 13x13 Round Robin for 15-25ks","director":{"id":600584,"username":"cleinias","country":"_Klingon","icon":"https://user-uploads.online-go.com/6f11943291d925541b777dc75bb26e22-64.png","ratings":{"version":5,"overall":{"rating":1083.363560027686,"deviation":64.13535361989959,"volatility":0.059977499170969555}},"ranking":16.770499524278822,"professional":false,"ui_class":""},"description":"**Clock**: Fischer. Clock starts with 1 day and increments by 12 hours per move up to a maximum of 2 days.\n\n- ! Does NOT pause on the weekend !\n\n---\n\n- This tournament is for players that don’t use vacation.\n\n- Just one round of simultaneous games. Chinese Rules/Scoring.\n\n- This is a ‘**FAST** Correspondence Tournament’. Please avoid delaying your games using the Vacation feature or Pause. Any participant using Vacation or Pause may be disqualified (and forfeit unfinished games) at the discretion of the Tournament Director.\n\n- Please make sure you understand the **’Clock’ settings** before you join this tournament. It typically takes 3-4 weeks to complete and you will need to log on and play at two well-spaced times most days to avoid losing by timeout.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"chinese","time_per_move":44160,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":86400,"max_time":172800},"is_open":true,"exclude_provisional":true,"group":{"id":508,"name":"Fast Correspondence","summary":"Tournaments for people who like to play quick correspondence games.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":831,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"},"auto_start_on_max":false,"time_start":"2020-04-15T20:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":15,"analysis_enabled":true,"exclusivity":"open","started":"2020-04-15T20:00:37.575987Z","ended":"2020-05-24T04:58:37.806150Z","start_waiting":"2020-04-15T20:00:33.419960Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png","player_count":9,"ranked":true},{"id":62050,"name":"新世界围棋","director":{"id":586582,"username":"BloodSeeker","country":"un","icon":"https://secure.gravatar.com/avatar/5ff06eed45877dedebe982a473315315?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1853.7898866891699,"deviation":63.24264351591304,"volatility":0.060205875307087195}},"ranking":29.205788761997734,"professional":false,"ui_class":""},"description":"新世界围棋","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":36,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":600,"period_time":30,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":5976,"name":"新世界围棋","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":12,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2020-06-17T14:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2020-06-17T13:35:21.410646Z","ended":"2020-06-17T13:40:51.381365Z","start_waiting":"2020-06-17T13:35:18.445418Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":7,"ranked":true},{"id":142255,"name":"Blitz 13x13 Swiss Tournament 2026-07-16 07:30","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:20260902T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-09-02T19:00:32.417754Z","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":"2026-09-02T23:00:00Z","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":"2026-07-16T07:30:48.358989Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2026-07-16T07:31:48.448723Z","ended":"2026-07-16T08:15:57.361053Z","start_waiting":"2026-07-16T07:31:48.359677Z","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":105002,"name":"Blitz 13x13 Swiss Tournament 2023-07-03 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:20260902T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-09-02T19:00:32.417754Z","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":"2026-09-02T23:00:00Z","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":"2023-07-03T11:30:57.359665Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2023-07-03T11:31:57.501760Z","ended":"2023-07-03T12:21:53.247913Z","start_waiting":"2023-07-03T11:31:57.374990Z","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":12041,"name":"Blitz 13x13 Swiss Tournament 2015-10-30 23:30","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:20260902T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-09-02T19:00:32.417754Z","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":"2026-09-02T23:00:00Z","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":"2015-10-30T23:30:50.577240Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2015-10-30T23:30:52.505785Z","ended":"2015-10-31T00:23:09.912143Z","start_waiting":"2015-10-30T23:30:52.343171Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":9,"ranked":true}]}