{"count":59772,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-min_ranking&page=1606","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-min_ranking&page=1604","results":[{"id":138761,"name":"HAPPY GO #141 Double Elimination","director":{"id":1220803,"username":"nobhaete","country":"cn","icon":"https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png","ratings":{"version":5,"overall":{"rating":1964.1731163479014,"deviation":71.76591691167815,"volatility":0.05982386923930916}},"ranking":30.544766701102606,"professional":false,"ui_class":""},"description":"Hi everyone, welcome and have FUN!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete directly.\n\nDouble elimination tournament every Sunday.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"chinese","time_per_move":43884,"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":12619,"name":"Happy Go!!!","summary":"Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":72,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"},"auto_start_on_max":false,"time_start":"2026-04-05T04:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":34,"analysis_enabled":true,"exclusivity":"open","started":"2026-04-05T04:00:17.182035Z","ended":null,"start_waiting":"2026-04-05T04:00:16.923585Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png","player_count":13,"ranked":true},{"id":121702,"name":"Monday Morning 19x19 #46","director":{"id":1246361,"username":"katonal_edu","country":"hu","icon":"https://user-uploads.online-go.com/fd87b19ee0fd28a43416a872362f254b-64.png","ratings":{"version":5,"overall":{"rating":1482.4218691165722,"deviation":66.99404105360328,"volatility":0.06001699194390396}},"ranking":24.030490914607018,"professional":false,"ui_class":""},"description":"To have a good start of the week you need to join this 19x19 #46 tournament. But before doing so, please consider that it would be nice to have at least one move per day. Furthermore, conditional moves are not allowed. Thanks in advance for participating. Have fun! Enjoy it!","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":87768,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":86400,"initial_time":172800,"max_time":172800},"is_open":true,"exclude_provisional":true,"group":{"id":12889,"name":"Monday Morning","summary":"Welcome to Monday Morning group\n\nIf you feel that Mondays are mentally difficult for you, just join us and start your week with special things like playing go.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":49,"icon":"https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-64.png"},"auto_start_on_max":false,"time_start":"2024-11-25T09:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":27,"analysis_enabled":false,"exclusivity":"open","started":"2024-11-25T09:00:05.208007Z","ended":"2025-11-21T18:54:23.586896Z","start_waiting":"2024-11-25T09:00:04.940336Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-15.png","player_count":29,"ranked":true},{"id":131311,"name":"19x19 Open League #97","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1249.5655502727834,"deviation":70.43292481869848,"volatility":0.06020767880536208}},"ranking":20.074590734857665,"professional":false,"ui_class":""},"description":"Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":88451,"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":74,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2025-08-24T21:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-08-23T14:11:56.542410Z","ended":"2025-12-31T18:37:48.826119Z","start_waiting":"2025-08-23T14:11:55.879310Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":126995,"name":"1776s open tournaments 0.0004","director":{"id":1436588,"username":"Arrow A6 anti-","country":"zz","icon":"https://user-uploads.online-go.com/8670729a0e8d1142fea14d8bd6800517-64.png","ratings":{"version":5,"overall":{"rating":588.6751839572613,"deviation":80.73457404236709,"volatility":0.0636275307525229}},"ranking":5,"professional":false,"ui_class":""},"description":"A Tournament series","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"aga","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":13797,"name":" 无间勤碁术化  Go Advance forward forever","summary":"欢迎围棋爱好者来到属于您的园地\n\n\n          In Your 💖 Go to Universes everywhere","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":496,"icon":"https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"},"auto_start_on_max":false,"time_start":"2025-04-03T11:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-04-03T11:00:13.521932Z","ended":"2026-02-14T10:48:05.756941Z","start_waiting":"2025-04-03T11:00:13.399452Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png","player_count":14,"ranked":true},{"id":138461,"name":"19x19 Open League #127","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1249.5655502727834,"deviation":70.43292481869848,"volatility":0.06020767880536208}},"ranking":20.074590734857665,"professional":false,"ui_class":""},"description":"Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":88451,"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":74,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2026-03-22T22:05:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-03-22T16:37:02.471103Z","ended":null,"start_waiting":"2026-03-22T16:37:01.046687Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":103331,"name":"OST - Olympic System Tournament","director":{"id":1033608,"username":"NetCat","country":"_United_Federation_of_Planets","icon":"https://secure.gravatar.com/avatar/013a769c858b338916b473d8298930be?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1406.6650193080409,"deviation":70.55993802829255,"volatility":0.06003444046653894}},"ranking":22.81614654991628,"professional":false,"ui_class":""},"description":"Tournaments are held every Saturday\n\nJoin the OST community (^-^)","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":91187,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":11969,"name":"OST GO","summary":"For Olympic tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":54,"icon":"https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-64.png"},"auto_start_on_max":false,"time_start":"2023-07-22T14:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-07-22T14:00:49.811513Z","ended":"2025-08-15T13:59:48.999261Z","start_waiting":"2023-07-22T14:00:49.498829Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-15.png","player_count":26,"ranked":true},{"id":124838,"name":"Say CHEESE","director":{"id":1558538,"username":"Jerrygomaster","country":"au","icon":"https://user-uploads.online-go.com/d5fd7c1453ab796cef257b9830d79407-64.png","ratings":{"version":5,"overall":{"rating":748.0256653976678,"deviation":67.12284185395168,"volatility":0.06002856355977597}},"ranking":8.196003470956546,"professional":false,"ui_class":""},"description":"I’m going to be in Year three on the day that this tournament starts! Yippee!!!!!!!!!!! NOT ANYMORE-I’M IN YEAR THREE AND I’M ON HOLIDAY!","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":14323,"name":"Epping West Thursday Go Class","summary":"This group is for Epping West Thursday Go Class students who are learning how to play Go.\n","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":13,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2025-10-05T07:00:00Z","players_start":2,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2025-10-05T07:00:49.722872Z","ended":"2025-12-09T21:36:03.771361Z","start_waiting":"2025-10-05T07:00:49.458333Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":6,"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":1735.7158188534274,"deviation":62.15931169409954,"volatility":0.05985816125629184}},"ranking":27.682235707524086,"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":2120,"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":133041,"name":"Sente Tournament 2","director":{"id":1864696,"username":"The Atari Union","country":"in","icon":"https://user-uploads.online-go.com/97a3545e27ab6dc2768c65861fc96dd0-64.png","ratings":{"version":5,"overall":{"rating":275.4271587796327,"deviation":83.19570494461763,"volatility":0.059985568052562735}},"ranking":5,"professional":false,"ui_class":""},"description":"Weekly tournament","schedule":null,"title":null,"tournament_type":"elimination","handicap":-1,"rules":"japanese","time_per_move":4787,"time_control_parameters":{"system":"absolute","time_control":"absolute","speed":"correspondence","pause_on_weekends":true,"total_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":15743,"name":"The Aji Union (+25k Beginners)","summary":"This group is open for all and beginner friendly. If you do not wish to join this group try the The Opening Tournament on Oct 7th, it is called The Aji Tournament!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":19,"icon":"https://user-uploads.online-go.com/4a4eaae21c0ccdddb0b5e26d211af026-64.png"},"auto_start_on_max":false,"time_start":"2025-10-17T18:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2025-10-17T18:00:46.000632Z","ended":"2025-12-19T20:20:16.930316Z","start_waiting":"2025-10-17T18:00:45.841042Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/4a4eaae21c0ccdddb0b5e26d211af026-15.png","player_count":14,"ranked":true},{"id":139185,"name":"9x9 Mini League 10k-25k #384","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1249.5655502727834,"deviation":70.43292481869848,"volatility":0.06020767880536208}},"ranking":20.074590734857665,"professional":false,"ui_class":""},"description":"Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":3524,"name":"9x9 Lovers","summary":"A group for Go players who love the 9x9 board.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":700,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2026-04-19T19:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2026-04-14T12:20:36.515434Z","ended":null,"start_waiting":"2026-04-14T12:20:36.199972Z","board_size":9,"active_round":1,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true}]}