{"count":60346,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=board_size&page=4871","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=board_size&page=4869","results":[{"id":118565,"name":"19x19 Correspondence Elimination","director":{"id":921893,"username":"nikila","country":"un","icon":"https://secure.gravatar.com/avatar/052ccd566373074bd5d5bdc87778f37b?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1601.2919263122153,"deviation":66.52017130138233,"volatility":0.06017707086875492}},"ranking":25.816133962678784,"professional":false,"ui_class":""},"description":"19x19 correspondence Elimination","schedule":null,"title":null,"tournament_type":"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":14384,"name":"nikila","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":5,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2024-08-01T10:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-08-01T10:00:17.951981Z","ended":"2024-08-26T10:44:56.367174Z","start_waiting":"2024-08-01T10:00:17.894211Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":4,"ranked":true},{"id":103332,"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":55,"icon":"https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-64.png"},"auto_start_on_max":false,"time_start":"2023-07-29T14:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-07-29T14:00:51.233773Z","ended":"2024-11-23T17:24:32.279037Z","start_waiting":"2023-07-29T14:00:51.039526Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-15.png","player_count":17,"ranked":true},{"id":48762,"name":"2019 Maio A","director":{"id":307866,"username":"swafaron","country":"br","icon":"https://user-uploads.online-go.com/c62da84b968b7d03ab1235c4e4988c13-64.png","ratings":{"version":5,"overall":{"rating":1568.7246028591371,"deviation":62.77870530874028,"volatility":0.05985028812148364}},"ranking":25.340451859744853,"professional":false,"ui_class":""},"description":"2019 Maio A","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":31680,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":28800,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":1527,"name":"Brasil","summary":"Ponto de encontro dos jogadores brasileiros","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":495,"icon":"https://user-uploads.online-go.com/94104bdcbaa52ac8e424a6fb2a6b03a4-64.png"},"auto_start_on_max":false,"time_start":"2019-05-31T23:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":29,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2019-05-31T23:00:22.488559Z","ended":"2019-10-30T04:24:54.720854Z","start_waiting":"2019-05-31T23:00:22.325870Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/94104bdcbaa52ac8e424a6fb2a6b03a4-15.png","player_count":3,"ranked":true},{"id":139273,"name":"Live 19x19 Swiss Tournament 2026-04-14 16:30","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":4,"name":"Live 19x19 Swiss Tournament","rrule":"DTSTART:20260723T040000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-07-23T04:00:53.168738Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":600,"periods":3},"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":"2026-07-23T08:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":35,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":600,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2026-04-14T16:30:55.703328Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2026-04-14T16:31:55.923890Z","ended":"2026-04-15T00:53:23.655551Z","start_waiting":"2026-04-14T16:31:55.694794Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":10,"ranked":true},{"id":97227,"name":"陳灝 居芷琪","director":{"id":818416,"username":"傳碁學園","country":"un","icon":"https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png","ratings":{"version":5,"overall":{"rating":1898.3468207617877,"deviation":71.28817954667363,"volatility":0.06041644550084839}},"ranking":29.755630942351214,"professional":false,"ui_class":""},"description":"陳灝\n居芷琪","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":35,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":600,"period_time":30,"periods":3},"is_open":true,"exclude_provisional":false,"group":{"id":7531,"name":"傳碁 C班","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":87,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2022-11-27T04:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2022-11-27T03:46:35.364039Z","ended":"2022-11-27T04:20:08.374724Z","start_waiting":"2022-11-27T03:46:35.309972Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":2,"ranked":true},{"id":50031,"name":"join now!","director":{"id":646491,"username":"Idkwau","country":"sg","icon":"https://secure.gravatar.com/avatar/81c403b554cf63187ed0bb96a94eacff?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1509.5637177750489,"deviation":70.54687736667083,"volatility":0.06015190447098213}},"ranking":24.450513681930122,"professional":false,"ui_class":""},"description":"maybe you can win!","schedule":null,"title":null,"tournament_type":"mcmahon","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":false,"group":{"id":3704,"name":"lions roar","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":62,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2019-07-08T07:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2019-07-09T19:06:43.235990Z","ended":"2019-07-16T18:01:49.250502Z","start_waiting":"2019-07-09T19:06:42.492048Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":4,"ranked":true},{"id":97271,"name":"Blitz 19x19 Elimination Tournament 2022-11-28 13:30","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":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260723T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-07-23T05:00:53.004956Z","lead_time_seconds":1800,"tournament_type":"elimination","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":100},"next_run":"2026-07-23T09:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":11,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2022-11-28T13:30:25.549902Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2022-11-28T13:32:26.965471Z","ended":"2022-11-28T13:50:35.005188Z","start_waiting":"2022-11-28T13:32:26.822647Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":4,"ranked":true},{"id":35778,"name":"Correspondence Weekly McMahon 19x19 2018-03-31 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":9,"name":"Correspondence Weekly McMahon 19x19","rrule":"DTSTART:20260720T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-07-20T17:00:49.227157Z","lead_time_seconds":432000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"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":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":4,"maximum_players":1000},"next_run":"2026-07-27T17:00:00Z","base_points":"30.0"},"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":"2018-03-31T17:00:43.998899Z","players_start":60,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2018-03-31T17:02:06.746275Z","ended":"2019-10-23T11:22:18.149705Z","start_waiting":"2018-03-31T17:01:32.628352Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":96,"ranked":true},{"id":50214,"name":"Go Tournament","director":{"id":660885,"username":"funkymonkey380","country":"un","icon":"https://secure.gravatar.com/avatar/bd899f02a3fc62a7eaa6021d7f634fe2?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1500.0,"deviation":350.0,"volatility":0.06}},"ranking":24.303382182144386,"professional":false,"ui_class":"provisional"},"description":"this has 4 players","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":-1,"rules":"japanese","time_per_move":172800,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"correspondence","pause_on_weekends":true,"per_move":172800},"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":18068,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":true,"time_start":"2019-07-14T18:47:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2019-07-16T17:05:39.995228Z","ended":"2019-09-08T19:50:29.459510Z","start_waiting":"2019-07-16T17:05:39.267209Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":4,"ranked":true},{"id":100252,"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":55,"icon":"https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-64.png"},"auto_start_on_max":false,"time_start":"2023-03-11T15:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-03-11T15:00:27.451254Z","ended":"2025-02-10T09:05:27.631879Z","start_waiting":"2023-03-11T15:00:27.162900Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-15.png","player_count":16,"ranked":true}]}