{"count":59325,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=subsequent_pairing_method&page=4667","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=subsequent_pairing_method&page=4665","results":[{"id":37566,"name":"Blitz 13x13 Swiss Tournament 2018-05-24 19:30","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260413T070000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-04-13T07:00:36.017946Z","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":"2026-04-13T11:00:00Z","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":"2018-05-24T19:30:06.891444Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2018-05-24T19:30:10.179885Z","ended":"2018-05-24T20:22:55.692424Z","start_waiting":"2018-05-24T19:30:08.842862Z","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":137564,"name":"✨ Go Magic February 13x13 ✨","director":{"id":901303,"username":"Muff0","country":"eu","icon":"https://user-uploads.online-go.com/e04175e5267b560bb2448bb1867a73e7-64.png","ratings":{"version":5,"overall":{"rating":1696.8453957748438,"deviation":62.40305871265829,"volatility":0.05985575801244678}},"ranking":27.157910747441626,"professional":false,"ui_class":""},"description":"🎉A new 13x13 rapid tournament with Go Magic!✨\n\nAll prizes are Go Magic Gift Cards\n\n\n🏆Prizes:\n\n1st Place: $150   \n2nd Place: $120  \n3rd Place: $100  \n\n🏆 Special Prizes (mutually exclusive with winning):\n\n4 Wins: $75  \n\n\nAll you have to do is register and be here at the starting time! The next rounds will start as soon as all the games are finished.\n\nThe expected total duration is about 2h\n\n⌚ **The start time is shown in your local timezone!!**  \n**Absolute start time is:**   \n**Saturday, February 28, 2026 6:00 PM UTC**  \nAdd to your calendar: [**Google**](https://calendar.google.com/calendar/render?action=TEMPLATE&dates=20260228T180000Z%2F20260228T200000Z&details=&location=&text=Go%20Magic%2013x13%20February%20) | [**Outlook**](https://outlook.live.com/calendar/0/action/compose?allday=false&body=&enddt=2026-02-28T21%3A00%3A00&location=&path=%2Fcalendar%2Faction%2Fcompose&rru=addevent&startdt=2026-02-28T19%3A00%3A00&subject=Go%20Magic%2013x13%20February%20)   \n  \n🪄✨ Learn Go the Magical way at <a href=\"https://go.gomagic.org/X4LK1U\" target=\"_blank\">Go Magic</a>","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":15,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"live","pause_on_weekends":false,"time_increment":10,"initial_time":300,"max_time":360},"is_open":true,"exclude_provisional":true,"group":{"id":8605,"name":"Go Magic","summary":"A modern platform for learning Go","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":2045,"icon":"https://user-uploads.online-go.com/fa56564088c1e0dbd50bb8160d94193d-64.png"},"auto_start_on_max":false,"time_start":"2026-02-28T18:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2026-02-28T18:00:43.875419Z","ended":"2026-02-28T19:57:55.829350Z","start_waiting":"2026-02-28T18:00:40.501985Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/fa56564088c1e0dbd50bb8160d94193d-15.png","player_count":99,"ranked":false},{"id":1946,"name":"capraMambrica's mini-tournament","director":{"id":44765,"username":"capraMambrica","country":"us","icon":"https://secure.gravatar.com/avatar/3dd98e9cf27b65da9e6aa8b3687c816e?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1116.366523790135,"deviation":65.9573511714304,"volatility":0.06004520226348642}},"ranking":17.46519925150409,"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":259200,"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":14,"analysis_enabled":false,"exclusivity":"open","started":"2012-10-25T09:23:51Z","ended":"2012-10-25T07:23:51Z","start_waiting":null,"board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":36990,"name":"9 by 9 double elimination tournament","director":{"id":517352,"username":"firedragon228","country":"un","icon":"https://secure.gravatar.com/avatar/dffbe0c3a79ea5ac955d9d6714cfef82?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1184.5605838949232,"deviation":64.14509079683775,"volatility":0.059997064838914115}},"ranking":18.837824195431253,"professional":false,"ui_class":""},"description":"You will have a total of 45 minutes to win this tournament.please arrive promptly at 6:00 pm on Saturday 12.good luck to all and have fun!","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":623,"time_control_parameters":{"system":"fischer","pause_on_weekends":false,"time_control":"fischer","initial_time":2100,"max_time":2100,"time_increment":600,"speed":"live"},"is_open":true,"exclude_provisional":true,"group":{"id":25,"name":"Go Basics","summary":"A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":17894,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2018-05-12T22:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":25,"analysis_enabled":true,"exclusivity":"open","started":"2018-05-12T22:00:30.759069Z","ended":"2018-05-13T00:20:32.441364Z","start_waiting":"2018-05-12T22:00:29.978858Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":6,"ranked":true},{"id":1947,"name":"Mid level tournament","director":{"id":43473,"username":"emei","country":"fr","icon":"https://secure.gravatar.com/avatar/ed30e6d8e637609337c426709ab0a8b0?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1898.2822428356371,"deviation":64.34306357050599,"volatility":0.06005670128906852}},"ranking":29.754843412695045,"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":259200,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":true,"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":23,"max_ranking":29,"analysis_enabled":false,"exclusivity":"open","started":"2013-02-01T23:07:32Z","ended":"2013-02-01T22:07:32Z","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":35812,"name":"Blitz 13x13 Swiss Tournament 2018-03-27 19:30","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260413T070000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-04-13T07:00:36.017946Z","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":"2026-04-13T11:00:00Z","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":"2018-03-27T19:30:17.098049Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2018-03-27T19:30:20.510770Z","ended":"2018-03-27T20:24:20.755022Z","start_waiting":"2018-03-27T19:30:19.247468Z","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":1802,"name":"Lassu Go Yose liga","director":{"id":22792,"username":"stone","country":"hu","icon":"https://secure.gravatar.com/avatar/57f1d79b016103ac803130ed8611f3c9?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1684.5054131566244,"deviation":65.4604011373115,"volatility":0.060055596933179904}},"ranking":26.988941668526508,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":259200,"time_control_parameters":{"time_control":"fischer","initial_time":1209600,"max_time":1209600,"time_increment":259200},"is_open":false,"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":36,"analysis_enabled":false,"exclusivity":"open","started":"2012-06-16T23:46:45Z","ended":"2018-03-19T21:03:18.580583Z","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":1569,"name":"The 1st Usagi Cup","director":{"id":26887,"username":"usagi4","country":"us","icon":"https://secure.gravatar.com/avatar/63bdc64870e06385c389cf1f19be8672?s=64&d=retro","ratings":{"version":5,"overall":{"rating":2058.01217291606,"deviation":64.6778163314401,"volatility":0.05999416934547066}},"ranking":31.62515871563829,"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":345600,"max_time":604800,"time_increment":86400},"is_open":false,"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":26,"analysis_enabled":false,"exclusivity":"open","started":"2011-08-17T16:08:25Z","ended":"2018-03-19T21:03:18.412850Z","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":1927,"name":"kdaeseok's mini-tournament","director":{"id":40385,"username":"kdaeseok","country":"gb","icon":"https://secure.gravatar.com/avatar/a36f6a020e8a026f45102985b736ec9f?s=64&d=retro","ratings":{"version":5,"overall":{"rating":2187.4924021357574,"deviation":65.9795741935475,"volatility":0.059982242433387525}},"ranking":33.03766322581786,"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":259200,"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":23,"max_ranking":31,"analysis_enabled":false,"exclusivity":"open","started":"2012-12-05T20:46:27Z","ended":"2012-12-05T19:46:27Z","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":1928,"name":"1st BKQ Mini Tournament","director":{"id":41020,"username":"bakekoq","country":"id","icon":"https://secure.gravatar.com/avatar/128f65403d26cbcf334407e08af054c7?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1559.7858812556892,"deviation":64.00362920541266,"volatility":0.05998054228511139}},"ranking":25.208164006296965,"professional":false,"ui_class":""},"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":0,"max_ranking":19,"analysis_enabled":false,"exclusivity":"open","started":"2013-01-28T00:15:23Z","ended":"2013-01-27T23:15:23Z","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}]}