{"count":60020,"next":"https://online-go.com/api/v1/tournaments/?ordering=first_pairing_method&page=5871","previous":"https://online-go.com/api/v1/tournaments/?ordering=first_pairing_method&page=5869","results":[{"id":89772,"name":"Christmas Competition","director":{"id":1065846,"username":"OreoHam777","country":"nz","icon":"https://secure.gravatar.com/avatar/001a38e123f0edfca9543faacae7865f?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1442.0911710199657,"deviation":60.525251779380696,"volatility":0.05994262403078612}},"ranking":23.391947100744954,"professional":false,"ui_class":""},"description":"Merry Christmas! Feel free to join this tournament if you are a fan of both Christmas and Go!\n\nNote: This is a competition for all.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"chinese","time_per_move":87360,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":86400,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":10593,"name":"Felix the Phoenix's Go Club of Fun","summary":"Felix the Phoenix's Go Club of Fun is a social club which allows players to game, chat and have fun. I hope you'll have a great time in the club!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":6,"icon":"https://user-uploads.online-go.com/905298dfa79456e1a238f56390c1f642-64.png"},"auto_start_on_max":true,"time_start":"2022-12-25T01:00:00Z","players_start":100,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-12-29T19:25:42.495465Z","ended":"2026-05-13T20:18:39.568648Z","start_waiting":"2022-12-29T19:25:39.529148Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/905298dfa79456e1a238f56390c1f642-15.png","player_count":21,"ranked":true},{"id":123889,"name":"19x19 correspondence","director":{"id":1672844,"username":"deleted-b9b59e78-7fe2-421b-9592-08ffce621348","country":"us","icon":"https://user-uploads.online-go.com/50b661e8675f0399df4a903957995b4b-64.png","ratings":{"version":5,"overall":{"rating":800.7266229935348,"deviation":70.04385716130463,"volatility":0.060331232367038926}},"ranking":9.772108826139116,"professional":false,"ui_class":""},"description":"19x19 correspondence, just have fun.","schedule":null,"title":null,"tournament_type":"double_elimination","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":14868,"name":"Study group 9x9, 13x13, 19x19","summary":"We like to play all go seriously. We study, play each other, and have tournaments every now and then.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":71,"icon":"https://user-uploads.online-go.com/1b1fb2428dd6775b27c3de3c3fe40fa2-64.png"},"auto_start_on_max":false,"time_start":"2025-01-03T14:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-01-03T14:00:36.438761Z","ended":"2025-08-31T08:00:16.829864Z","start_waiting":"2025-01-03T14:00:36.317088Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/1b1fb2428dd6775b27c3de3c3fe40fa2-15.png","player_count":8,"ranked":true},{"id":2951,"name":"2014 03 19x19","director":{"id":34734,"username":"varcos","country":"ro","icon":"https://user-uploads.online-go.com/9521e434b5969d7c96058055f4baca35-64.png","ratings":{"version":5,"overall":{"rating":1260.0400451524174,"deviation":62.594850131405416,"volatility":0.0600299724504993}},"ranking":20.267837008272274,"professional":false,"ui_class":"supporter"},"description":"Citeste cineva ce scriu aici?","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":29760,"time_control_parameters":{"time_control":"canadian","period_time":345600,"main_time":86400,"stones_per_period":12},"is_open":true,"exclude_provisional":false,"group":{"id":198,"name":"Noi","summary":"","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":6,"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":"invite","started":"2014-06-05T10:30:46.762771Z","ended":"2014-07-21T07:35:41.394703Z","start_waiting":"2014-06-05T10:30:46.557345Z","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":464,"name":"Piece of eight","director":{"id":10173,"username":"Hneite","country":"no","icon":"https://secure.gravatar.com/avatar/8b1bfb226de3b056ac91a41ef429776f?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1531.458160512167,"deviation":64.5972667044223,"volatility":0.06013009007133473}},"ranking":24.78386551408993,"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":385,"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":"2008-05-20T13:55:35Z","ended":"2008-05-20T11:55:35Z","start_waiting":null,"board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":134092,"name":"Let's improve ourself! McMahon for 7k-25k","director":{"id":1872546,"username":"Sch-Mentor","country":"001","icon":"https://user-uploads.online-go.com/41804ae38abc71e0bea5040b313b01ec-64.png","ratings":{"version":5,"overall":{"rating":1500,"deviation":250,"volatility":0.06}},"ranking":24.303382182144386,"professional":false,"ui_class":"provisional"},"description":"Hi everyone!\nThis tournament would be useful for your improvement due to McMahon system because your games will be more evenly matched.\n\nThe number of rounds and the top bar could be modified in first round according to the total number of players and the population above the bar.\n\nThings to keep in mind:\n* Use the conditional move feature to speed up the game.\n* No pauses and no vacations are allowed; if any player switch it on, then they will be disqualified without further notice or reminder (unless they have an urgent matter to attend to and give notice to TD).\n* Disqualification will occur automatically by the site if a player loses by timeout.\n* If you find that a player pauses the game, enters vacation mode or has bad behavior, please send a message to the TD.\n* And last but not least: no weekends; just make your move, it’s a tournament, my friend!\n\n[Thanx to @Arrow A6 anti- for the invitation to create tournaments in this group]","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":86400,"initial_time":259200,"max_time":259200},"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":495,"icon":"https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"},"auto_start_on_max":true,"time_start":"2025-11-17T23:33:00Z","players_start":8,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":23,"analysis_enabled":true,"exclusivity":"open","started":"2025-11-11T10:00:10.821318Z","ended":null,"start_waiting":"2025-11-11T10:00:10.256493Z","board_size":19,"active_round":5,"icon":"https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png","player_count":32,"ranked":true},{"id":2271,"name":"Amane's IGo Marathon 26","director":{"id":7425,"username":"masutami","country":"sg","icon":"https://secure.gravatar.com/avatar/966aad8981dcc75b5b8ab04427a833b2?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1464.8658156740034,"deviation":64.25957956452444,"volatility":0.05979175956401998}},"ranking":23.75469330835485,"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":385,"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":10,"analysis_enabled":false,"exclusivity":"open","started":"2013-06-30T04:28:47Z","ended":"2013-10-22T02:46:51.819784Z","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":762,"name":"belcanta's mini-tournament","director":{"id":20996,"username":"belcanta","country":"de","icon":"https://secure.gravatar.com/avatar/ea43188c9817876540299f35d2e62346?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1149.217873824813,"deviation":75.05463556584196,"volatility":0.060017533213005604}},"ranking":18.13660399902784,"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":385,"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":"2009-04-17T01:12:23Z","ended":"2009-04-16T23:12:23Z","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":2887,"name":"13x13 Beginner Tournament","director":{"id":54649,"username":"ludischmidt","country":"de","icon":"https://secure.gravatar.com/avatar/4e32ed3c6f058f63893dbb2827984c0a?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1632.8527522909526,"deviation":62.42473749216962,"volatility":0.059564366607419844}},"ranking":26.267972942248228,"professional":false,"ui_class":""},"description":"A little fun 13x13 Tournament.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":88320,"time_control_parameters":{"time_control":"fischer","initial_time":172800,"max_time":172800,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":{"id":43,"name":"Kyu Level Study Group","summary":"A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":8909,"icon":"https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-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":10,"analysis_enabled":false,"exclusivity":"open","started":"2014-04-07T15:43:22.216114Z","ended":"2014-05-20T23:48:33.455605Z","start_waiting":"2014-04-07T15:43:19.636853Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png","player_count":0,"ranked":true},{"id":60389,"name":"25k to 15k","director":{"id":748929,"username":"aKaikai","country":"zz","icon":"https://secure.gravatar.com/avatar/7d570b57204252333bf9a57df1932640?s=64&d=retro","ratings":{"version":5,"overall":{"rating":988.0941752334761,"deviation":67.05506081410444,"volatility":0.05999061882821422}},"ranking":14.639591204996938,"professional":false,"ui_class":""},"description":"come in","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":89280,"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":5144,"name":"Go players","summary":"For all go players - feel free to join!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":227,"icon":"https://user-uploads.online-go.com/4ec48471c12af9fa68f6f30d6c700930-64.png"},"auto_start_on_max":false,"time_start":"2020-05-11T21:00:00Z","players_start":1,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-05-11T21:00:41.141613Z","ended":"2020-05-18T20:59:31.473014Z","start_waiting":"2020-05-11T21:00:40.654116Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/4ec48471c12af9fa68f6f30d6c700930-15.png","player_count":2,"ranked":true},{"id":1399,"name":"mazetakos's mini-tournament","director":{"id":35746,"username":"mazetakos","country":"un","icon":"https://secure.gravatar.com/avatar/e6d89abc368fa04b7282d33c982159ca?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1560.4132745185254,"deviation":118.58893169929317,"volatility":0.06002146011947327}},"ranking":25.217473767312395,"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":518400,"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":385,"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":2,"max_ranking":21,"analysis_enabled":false,"exclusivity":"open","started":"2011-05-31T00:57:50Z","ended":"2011-05-30T22:57:50Z","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}]}