{"count":59552,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=players_start&page=5604","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=players_start&page=5602","results":[{"id":17063,"name":"Monthly Simultaneous McMahon 2016-05-16 17:00","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":10,"name":"Monthly Simultaneous McMahon","rrule":"DTSTART:20260501T170000Z\nRRULE:FREQ=MONTHLY","active":true,"created":"2015-12-16T02:47:16.592231Z","last_run":"2026-05-01T17:00:48.926010Z","lead_time_seconds":1296000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":20,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":5,"maximum_players":200},"next_run":"2026-06-01T17:00:00Z","base_points":"50.0"},"title":null,"tournament_type":"s_mcmahon","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":"2016-05-16T17:00:23.223028Z","players_start":50,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2016-05-16T17:00:57.329337Z","ended":"2018-01-16T18:22:16.740761Z","start_waiting":"2016-05-16T17:00:47.213163Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":200,"ranked":true},{"id":64591,"name":"9x9 Double Elimination - 50 💖","director":{"id":126739,"username":"🐬Sofiam🐬","country":"_Olimpic_Movement","icon":"https://user-uploads.online-go.com/3448d55b1fa874861bc9029bd534f998-64.png","ratings":{"version":5,"overall":{"rating":1012.0554496406809,"deviation":84.91308607572303,"volatility":0.076882078105041}},"ranking":15.194279748149173,"professional":false,"ui_class":""},"description":"Another 9x9 tournament in which everyone is welcome!\n\nStarts at 50 players.\n\nEvery game will be video-commented on 🐬Sofiam🐬's youtube channel.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":46080,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":false,"group":{"id":6630,"name":"Go friends 🐬","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":360,"icon":"https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"},"auto_start_on_max":true,"time_start":"2021-08-22T17:00:00Z","players_start":50,"first_pairing_method":"random","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-08-24T10:04:09.682951Z","ended":"2021-01-22T11:28:08.660576Z","start_waiting":"2020-08-24T10:04:08.261099Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png","player_count":50,"ranked":true},{"id":35014,"name":"Monthly Simultaneous McMahon 2018-03-16 17:00","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":10,"name":"Monthly Simultaneous McMahon","rrule":"DTSTART:20260501T170000Z\nRRULE:FREQ=MONTHLY","active":true,"created":"2015-12-16T02:47:16.592231Z","last_run":"2026-05-01T17:00:48.926010Z","lead_time_seconds":1296000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":20,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":5,"maximum_players":200},"next_run":"2026-06-01T17:00:00Z","base_points":"50.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2018-03-16T17:00:25.970036Z","players_start":50,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2018-03-16T17:01:35.769663Z","ended":"2019-07-23T13:32:47.179828Z","start_waiting":"2018-03-16T17:00:34.233862Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":124,"ranked":true},{"id":36870,"name":"Monthly Simultaneous McMahon 2018-05-16 17:00","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":10,"name":"Monthly Simultaneous McMahon","rrule":"DTSTART:20260501T170000Z\nRRULE:FREQ=MONTHLY","active":true,"created":"2015-12-16T02:47:16.592231Z","last_run":"2026-05-01T17:00:48.926010Z","lead_time_seconds":1296000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":20,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":5,"maximum_players":200},"next_run":"2026-06-01T17:00:00Z","base_points":"50.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2018-05-16T17:00:32.918559Z","players_start":50,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2018-05-16T17:01:55.113849Z","ended":"2020-04-19T08:14:10.414125Z","start_waiting":"2018-05-16T17:01:12.149801Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":142,"ranked":true},{"id":79018,"name":"ENDLESS　50 people","director":{"id":1012312,"username":"charlie11","country":"jp","icon":"https://secure.gravatar.com/avatar/2dcdff4966c0103300ce0d6fbf4e22e8?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1161.564727199071,"deviation":67.2959124451604,"volatility":0.06009585569543345}},"ranking":18.38399410453256,"professional":false,"ui_class":""},"description":"Please join, thank you","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":-1,"rules":"japanese","time_per_move":2446080,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":true,"main_time":2419200,"period_time":2419200,"periods":20},"is_open":true,"exclude_provisional":true,"group":{"id":9514,"name":"25k-10k (Double Digets Please)","summary":"As long as your Double Digits or near Double Digits your welcome to join.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":57,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2021-08-31T18:00:00Z","players_start":50,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-08-31T17:42:03.017095Z","ended":null,"start_waiting":"2021-08-31T17:42:01.785657Z","board_size":19,"active_round":2,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":14,"ranked":true},{"id":58331,"name":"Monthly Simultaneous McMahon 2020-04-16 17:00","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":10,"name":"Monthly Simultaneous McMahon","rrule":"DTSTART:20260501T170000Z\nRRULE:FREQ=MONTHLY","active":true,"created":"2015-12-16T02:47:16.592231Z","last_run":"2026-05-01T17:00:48.926010Z","lead_time_seconds":1296000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":20,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":5,"maximum_players":200},"next_run":"2026-06-01T17:00:00Z","base_points":"50.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2020-04-16T17:00:01.766810Z","players_start":50,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2020-04-16T17:00:52.483765Z","ended":"2021-09-06T18:25:21.724704Z","start_waiting":"2020-04-16T17:00:28.400428Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":103,"ranked":true},{"id":92284,"name":"【AI study 】very long tournament","director":{"id":1124710,"username":"Krios.","country":"ca","icon":"https://user-uploads.online-go.com/780748ce99b865915ca35d43164a4e94-64.png","ratings":{"version":5,"overall":{"rating":1245.1005841409792,"deviation":63.70392173609972,"volatility":0.06008790899354921}},"ranking":19.991722670953084,"professional":false,"ui_class":""},"description":"Join the group (AI study) to discuss all things go AI https://online-go.com/group/11990","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":2425920,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":true,"main_time":604800,"period_time":2419200,"periods":12},"is_open":true,"exclude_provisional":true,"group":{"id":11990,"name":"Ai study","summary":"For players who play/study strong AI to discuss and connect.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":2,"icon":"https://user-uploads.online-go.com/02c17ea82586becd8e82dc77b0aa1c1a-64.png"},"auto_start_on_max":false,"time_start":"2022-07-18T21:00:00Z","players_start":50,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-07-19T01:19:03.306999Z","ended":null,"start_waiting":"2022-07-19T01:19:02.999860Z","board_size":19,"active_round":3,"icon":"https://user-uploads.online-go.com/02c17ea82586becd8e82dc77b0aa1c1a-15.png","player_count":14,"ranked":true},{"id":126838,"name":"💫 For the beginners 2025 - 002 🐒","director":{"id":629701,"username":"Sipjin","country":"eu","icon":"https://user-uploads.online-go.com/5d60113dc259ac2f8bd5d6e440632725-64.png","ratings":{"version":5,"overall":{"rating":1453.6857141381051,"deviation":63.21756209648801,"volatility":0.05980613390450426}},"ranking":23.577330932587838,"professional":false,"ui_class":""},"description":"This is for all the beginners, that had no chance to participate in my other tournaments (Look at my group page: https://online-go.com/group/13788 and I'll invite you to join).\n\nI hope you enjoy that tournament mode.\n \nFeel free to contact me and give feedback.\n\nPlease no bots. The use of AI is not allowed.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":30168,"time_control_parameters":{"system":"canadian","time_control":"canadian","speed":"correspondence","pause_on_weekends":true,"main_time":172800,"period_time":172800,"stones_per_period":6},"is_open":true,"exclude_provisional":true,"group":{"id":13788,"name":"Just use your brain 🦧","summary":"A group for players who like to play Go with just their skills (no in-game analysis) and want to train and improve.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":131,"icon":"https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-64.png"},"auto_start_on_max":false,"time_start":"2025-05-18T19:00:00Z","players_start":50,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":15,"analysis_enabled":false,"exclusivity":"open","started":"2025-05-25T19:35:59.226716Z","ended":"2026-02-21T21:10:48.106963Z","start_waiting":"2025-05-25T19:35:58.735387Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-15.png","player_count":50,"ranked":true},{"id":19508,"name":"Monthly Simultaneous McMahon 2016-08-16 17:00","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":10,"name":"Monthly Simultaneous McMahon","rrule":"DTSTART:20260501T170000Z\nRRULE:FREQ=MONTHLY","active":true,"created":"2015-12-16T02:47:16.592231Z","last_run":"2026-05-01T17:00:48.926010Z","lead_time_seconds":1296000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":20,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":5,"maximum_players":200},"next_run":"2026-06-01T17:00:00Z","base_points":"50.0"},"title":null,"tournament_type":"s_mcmahon","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":"2016-08-16T17:00:55.995393Z","players_start":50,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2016-08-16T17:03:03.770651Z","ended":"2018-08-10T07:06:19.832652Z","start_waiting":"2016-08-16T17:01:53.963091Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":151,"ranked":true},{"id":55257,"name":"Monthly Simultaneous McMahon 2020-01-16 17:00","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":10,"name":"Monthly Simultaneous McMahon","rrule":"DTSTART:20260501T170000Z\nRRULE:FREQ=MONTHLY","active":true,"created":"2015-12-16T02:47:16.592231Z","last_run":"2026-05-01T17:00:48.926010Z","lead_time_seconds":1296000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":20,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":5,"maximum_players":200},"next_run":"2026-06-01T17:00:00Z","base_points":"50.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2020-01-16T17:00:12.698822Z","players_start":50,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2020-01-16T17:01:41.684682Z","ended":"2021-06-19T06:16:25.613939Z","start_waiting":"2020-01-16T17:01:12.866584Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":78,"ranked":true}]}