Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=rules&page=23
{ "count": 58838, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=rules&page=24", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=rules&page=22", "results": [ { "id": 35183, "name": "Inset Tournament", "director": { "id": 517077, "username": "thomaid4417", "country": "un", "icon": "https://user-uploads.online-go.com/7384a5bfb50341e933bc9a8523c6a0cb-64.png", "ratings": { "version": 5, "overall": { "rating": 818.7608071345088, "deviation": 79.96491087639252, "volatility": 0.06000739668122208 } }, "ranking": 10.28771470653308, "professional": false, "ui_class": "" }, "description": "Let’s play GO!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "aga", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "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": 8850, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2018-03-07T05:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-03-11T10:28:51.549021Z", "ended": "2018-10-13T16:05:31.279030Z", "start_waiting": "2018-03-11T10:28:51.351479Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 4, "ranked": true }, { "id": 86528, "name": "Ohio Championship 2022", "director": { "id": 72931, "username": "Devin Fraze", "country": "us", "icon": "https://user-uploads.online-go.com/30634b6254158737cbfb2131816d6646-64.png", "ratings": { "version": 5, "overall": { "rating": 1764.5345001489945, "deviation": 63.73384461159048, "volatility": 0.060005602842177916 } }, "ranking": 28.063447041960913, "professional": false, "ui_class": "supporter aga" }, "description": "Ohio championship in 2022", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "aga", "time_per_move": 60, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 2700, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4391, "name": "The Ohio Go School", "summary": "The Ohio Go School, an official school within the Tsukuba Branch of the Nihon-kiin.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 109, "icon": "https://user-uploads.online-go.com/9b6686be39dc424322d797d7bfc845ea-64.png" }, "auto_start_on_max": false, "time_start": "2022-02-26T14:15:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-02-26T14:15:14.591493Z", "ended": "2022-02-26T17:19:41.370055Z", "start_waiting": "2022-02-26T14:15:14.500392Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/9b6686be39dc424322d797d7bfc845ea-15.png", "player_count": 8, "ranked": true }, { "id": 81070, "name": "Go Basics", "director": { "id": 875708, "username": "vanecho", "country": "ca", "icon": "https://secure.gravatar.com/avatar/21fd8ed0ecc0af43aabf973b48f11224?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1394.7405472660932, "deviation": 67.62793700753289, "volatility": 0.060329591840027785 } }, "ranking": 22.6190646291034, "professional": false, "ui_class": "" }, "description": "Have fun very one free to come in!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "aga", "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": 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": 17826, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2021-10-29T02:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-10-29T02:00:36.682274Z", "ended": "2022-09-04T22:11:36.914761Z", "start_waiting": "2021-10-29T02:00:36.104874Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 44, "ranked": true }, { "id": 130043, "name": "Good bye squid game!", "director": { "id": 875708, "username": "vanecho", "country": "ca", "icon": "https://secure.gravatar.com/avatar/21fd8ed0ecc0af43aabf973b48f11224?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1394.7405472660932, "deviation": 67.62793700753289, "volatility": 0.060329591840027785 } }, "ranking": 22.6190646291034, "professional": false, "ui_class": "" }, "description": "Who doesn't like squid game?", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "aga", "time_per_move": 91187, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 10243, "name": "AGA GO CLUB", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 27, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-07-31T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2025-07-31T18:00:40.194980Z", "ended": null, "start_waiting": "2025-07-31T18:00:39.973066Z", "board_size": 19, "active_round": 5, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 21, "ranked": true }, { "id": 86777, "name": "3/3 A", "director": { "id": 1107769, "username": "goart_008", "country": "un", "icon": "https://secure.gravatar.com/avatar/df413ac34bb8600ee6781a96907a9686?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1077.1483362264114, "deviation": 63.15544092400456, "volatility": 0.06028923556336742 } }, "ranking": 16.63730624896653, "professional": false, "ui_class": "" }, "description": "Live test", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "aga", "time_per_move": 13, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "live", "pause_on_weekends": false, "total_time": 1200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 10975, "name": "GoArt", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 3, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-03-03T04:00:00Z", "players_start": 0, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2022-03-03T04:00:20.816790Z", "ended": "2022-03-03T04:00:20.804188Z", "start_waiting": "2022-03-03T04:00:20.768636Z", "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": 126918, "name": "1776s open tournaments 0.0003", "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": -1, "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": "2025-03-31T11:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-03-31T11:00:12.994425Z", "ended": "2025-05-31T08:28:24.420403Z", "start_waiting": "2025-03-31T11:00:12.918278Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png", "player_count": 4, "ranked": true }, { "id": 45113, "name": "Ratio Cup Group B (Choose one group)", "director": { "id": 153455, "username": "El0m", "country": "gb", "icon": "https://user-uploads.online-go.com/018b099d6b5f111ad780b468738dc998-64.png", "ratings": { "version": 5, "overall": { "rating": 1295.7038814112566, "deviation": 70.83331711939027, "volatility": 0.0603648964543371 } }, "ranking": 20.913967003155264, "professional": false, "ui_class": "" }, "description": "Ratio Cup qualification", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "aga", "time_per_move": 5, "time_control_parameters": { "period_time": 2, "main_time": 300, "system": "byoyomi", "pause_on_weekends": false, "time_control": "byoyomi", "periods": 300, "speed": "blitz" }, "is_open": true, "exclude_provisional": false, "group": { "id": 1398, "name": "Ratio", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 7, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2019-02-01T05:00:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2019-02-11T17:03:11.390364Z", "ended": "2019-02-11T17:46:53.986905Z", "start_waiting": "2019-02-11T17:03:08.963876Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 55182, "name": "november 9", "director": { "id": 467165, "username": "MummRa", "country": "us", "icon": "https://user-uploads.online-go.com/68359dab5164ddcdffa8ad4ca0699079-64.png", "ratings": { "version": 5, "overall": { "rating": 1247.96548084978, "deviation": 64.85752922715939, "volatility": 0.06002061271498367 } }, "ranking": 20.044928150690506, "professional": false, "ui_class": "" }, "description": "another missed tourney makeup", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "aga", "time_per_move": 6720, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 306, "name": "Michigan Go Players", "summary": "For Players from all over Michigan", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 87, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2019-12-30T02:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-01-14T10:30:51.769340Z", "ended": "2020-01-19T20:19:52.453964Z", "start_waiting": "2020-01-14T10:30:51.343018Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 60438, "name": "Test Tournament 9x9", "director": { "id": 8591, "username": "Paul Smith", "country": "gb", "icon": "https://user-uploads.online-go.com/137217ef964f2be1ed28638cde3f867f-64.png", "ratings": { "version": 5, "overall": { "rating": 1776.2649520202158, "deviation": 81.46902594694446, "volatility": 0.05998981464340914 } }, "ranking": 28.21683666936091, "professional": false, "ui_class": "" }, "description": "A quick 3 round 9x9 tournament to see how the automatic tournaments on OGS work. If it works well, we'll have some more tournaments later on bigger size boards!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "aga", "time_per_move": 3, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "blitz", "pause_on_weekends": false, "total_time": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4739, "name": "British Go Association Youth", "summary": "British Go Association's group for youth players. Some adult helpers are also members.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 156, "icon": "https://user-uploads.online-go.com/32f8f5b2bf687d438316b083f862d81f-64.png" }, "auto_start_on_max": false, "time_start": "2020-05-13T16:35:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-05-13T16:35:32.606658Z", "ended": "2020-05-13T17:02:12.680471Z", "start_waiting": "2020-05-13T16:35:32.082705Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/32f8f5b2bf687d438316b083f862d81f-15.png", "player_count": 5, "ranked": true }, { "id": 39427, "name": "TAKE YOUR TIME!!!", "director": { "id": 535251, "username": "annazhou", "country": "us", "icon": "https://secure.gravatar.com/avatar/0af132198d07691a4ebfff8c0655d752?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1304.999586770673, "deviation": 66.48143908586222, "volatility": 0.06022716826971187 } }, "ranking": 21.07945799290592, "professional": false, "ui_class": "" }, "description": "TAKE YOUR TIME!!!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "aga", "time_per_move": 2446080, "time_control_parameters": { "period_time": 2419200, "main_time": 2419200, "system": "byoyomi", "pause_on_weekends": true, "time_control": "byoyomi", "periods": 300, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 24, "name": "Double Digit Kyu Room", "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3640, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-12-31T17:00:00Z", "players_start": 6, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-08-26T18:22:05.732250Z", "ended": null, "start_waiting": "2018-08-26T18:22:05.002847Z", "board_size": 19, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 14, "ranked": true } ] }
