Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-players_start&page=5499
{ "count": 60787, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-players_start&page=5500", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-players_start&page=5498", "results": [ { "id": 67641, "name": "OjjoGo tournament", "director": { "id": 871508, "username": "om77", "country": "us", "icon": "https://user-uploads.online-go.com/f368dce3fc7c2fe3b6a41a19c183600f-64.png", "ratings": { "version": 5, "overall": { "rating": 1279.36033799549, "deviation": 61.37158282864403, "volatility": 0.06003449715356421 } }, "ranking": 20.62010395486277, "professional": false, "ui_class": "" }, "description": "OjjoGo", "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": 7277, "name": "Ojjogo", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 4, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2020-11-10T03:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-11-17T14:11:35.280261Z", "ended": "2020-11-22T17:24:54.296346Z", "start_waiting": "2020-11-17T14:11:35.171010Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 128568, "name": "Kranj 105", "director": { "id": 134125, "username": "mitava", "country": "at", "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { "version": 5, "overall": { "rating": 769.0975600653927, "deviation": 65.01454445024554, "volatility": 0.05993770725600263 } }, "ranking": 8.83912293002885, "professional": false, "ui_class": "" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 38051, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 36000, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 374, "name": "Slovenija", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 55, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png" }, "auto_start_on_max": true, "time_start": "2025-05-27T15:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 12, "analysis_enabled": true, "exclusivity": "open", "started": "2025-05-27T15:00:40.363724Z", "ended": "2025-07-22T15:50:27.810450Z", "start_waiting": "2025-05-27T15:00:40.021210Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png", "player_count": 8, "ranked": true }, { "id": 38964, "name": "2018 All Rounder - 13x13 Tournament", "director": { "id": 550437, "username": "marblevolcano3", "country": "un", "icon": "https://secure.gravatar.com/avatar/745aa18c4bd1914b06f9e00d9fdc1d9e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "This is the 13x13 Tournament for the All Rounder series I have created. Join the 9x9 and 19x19 tournaments, and scores will be averaged across all three to find the true All Rounder of OGS. Good luck!", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 515, "name": "OGS Title Tournaments", "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 3015, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2018-07-17T10:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-07-17T10:00:38.193471Z", "ended": "2019-04-23T22:36:51.488995Z", "start_waiting": "2018-07-17T10:00:36.726632Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 6, "ranked": true }, { "id": 19843, "name": "Crimean Turtle Nines #5", "director": { "id": 345002, "username": "CrimeanTurtle", "country": "ru", "icon": "https://user-uploads.online-go.com/79d5b65f4ba9fb17c50d05a9068cd244-64.png", "ratings": { "version": 5, "overall": { "rating": 1339.9536649946358, "deviation": 65.06816729052221, "volatility": 0.06003832921095559 } }, "ranking": 21.691365989754335, "professional": false, "ui_class": "" }, "description": "Welcome to my funny competition!", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": { "id": 353, "name": "Four Seasons Tournament Series", "summary": "Серия турниров \"Четыре Сезона\"", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 623, "icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-64.png" }, "auto_start_on_max": false, "time_start": "2016-08-22T03:00:00Z", "players_start": 3, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "group", "started": "2016-08-25T07:50:28.900985Z", "ended": "2016-09-06T00:31:20.595932Z", "start_waiting": "2016-08-25T07:50:26.259249Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-15.png", "player_count": 3, "ranked": true }, { "id": 67311, "name": "随机测试1", "director": { "id": 833410, "username": "wwmm2020", "country": "un", "icon": "https://secure.gravatar.com/avatar/9a13c613011b018005db2c32354ffc72?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1662.3108939062977, "deviation": 290.31896371798047, "volatility": 0.05999967537233814 } }, "ranking": 26.681897238489267, "professional": false, "ui_class": "provisional" }, "description": "本次比赛开始时间为：2020/11/01 15：30\n对局速度：即时\n时间制：单步限时\n单步时间 1 分钟\n比赛类型：单败淘汰\n首轮后对阵模式为：顶底配对\n规则：中国规则\n棋盘尺寸：19 x 19\n让子：无", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "chinese", "time_per_move": 60, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "live", "pause_on_weekends": false, "per_move": 60 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6636, "name": "塔城华人围棋", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 33, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-11-01T20:00:00Z", "players_start": 3, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2020-11-01T20:00:14.847569Z", "ended": "2020-11-01T20:08:35.091322Z", "start_waiting": "2020-11-01T20:00:14.443025Z", "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": 82529, "name": "The first Mac-Magon 9×9", "director": { "id": 743533, "username": "ss76", "country": "ru", "icon": "https://secure.gravatar.com/avatar/13929beaec2a082c41c26666dd917e5a?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 904.8522758648517, "deviation": 60.46966757981411, "volatility": 0.060013620259526126 } }, "ranking": 12.602245059514638, "professional": false, "ui_class": "" }, "description": "play GO", "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": 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": 18119, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2021-11-15T22:00:00Z", "players_start": 3, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 22, "analysis_enabled": true, "exclusivity": "open", "started": "2021-11-15T21:42:59.766212Z", "ended": "2021-12-06T11:53:20.497496Z", "start_waiting": "2021-11-15T21:42:59.578870Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 9, "ranked": true }, { "id": 66141, "name": "uyebrvywqptiuybit;", "director": { "id": 836874, "username": "NicholasD03", "country": "un", "icon": "https://secure.gravatar.com/avatar/f493528ea0a3bfff700b0528c858339c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1028.5047944967969, "deviation": 71.63711526554845, "volatility": 0.060081207056853145 } }, "ranking": 15.567520953222878, "professional": false, "ui_class": "" }, "description": "tvlvytliu", "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": false, "group": { "id": 6721, "name": "Mr. Erb's Math Class", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 19, "icon": "https://user-uploads.online-go.com/6910eda41e1a6a0c79cb362e854798f9-64.png" }, "auto_start_on_max": true, "time_start": "2020-10-02T13:29:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-10-02T15:28:30.966003Z", "ended": "2020-10-08T18:59:24.720547Z", "start_waiting": "2020-10-02T15:28:30.772057Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6910eda41e1a6a0c79cb362e854798f9-15.png", "player_count": 3, "ranked": true }, { "id": 134492, "name": "tomodachininarou", "director": { "id": 1608024, "username": "S-Tsumugi", "country": "jp", "icon": "https://secure.gravatar.com/avatar/8a91909e8b623e3084f318f861e92c13?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 727.4628111443551, "deviation": 71.02765746566897, "volatility": 0.0601394716952411 } }, "ranking": 7.550710870713347, "professional": false, "ui_class": "" }, "description": "aaaaaaaaaaaaaa", "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", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "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": 716, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": false, "time_start": "2025-12-09T09:40:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2025-12-09T09:40:38.177632Z", "ended": "2025-12-29T11:13:00.473736Z", "start_waiting": "2025-12-09T09:40:38.104532Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 3, "ranked": true }, { "id": 11273, "name": "Tolmin 3 19x19 17k-15k", "director": { "id": 66704, "username": "mita va", "country": "at", "icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png", "ratings": { "version": 5, "overall": { "rating": 744.7479760965418, "deviation": 70.76348755074031, "volatility": 0.05912892656962258 } }, "ranking": 8.094342204771296, "professional": false, "ui_class": "supporter" }, "description": "oi ztf", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "japanese", "time_per_move": 16, "time_control_parameters": { "time_control": "byoyomi", "period_time": 15, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 374, "name": "Slovenija", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 55, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png" }, "auto_start_on_max": false, "time_start": "2015-10-24T17:04:00Z", "players_start": 3, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 13, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2015-10-24T17:04:47.362955Z", "ended": "2015-10-24T17:14:59.446367Z", "start_waiting": "2015-10-24T17:04:47.191790Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png", "player_count": 4, "ranked": true }, { "id": 43906, "name": "Lions 13x13 RR - December 2018", "director": { "id": 557899, "username": "🦁 Lvicala 🦁", "country": "cz", "icon": "https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-64.png", "ratings": { "version": 5, "overall": { "rating": 1215.5307681865688, "deviation": 63.83387610820817, "volatility": 0.060058613626475424 } }, "ranking": 19.435301089469824, "professional": false, "ui_class": "" }, "description": "13x13", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 44160, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 86400, "max_time": 259200, "time_increment": 43200, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2773, "name": "Lions", "summary": "for all fighters like lion :)", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8, "icon": "https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-64.png" }, "auto_start_on_max": false, "time_start": "2018-12-24T13:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2018-12-24T13:00:57.023345Z", "ended": "2019-01-03T08:53:07.168335Z", "start_waiting": "2018-12-24T13:00:55.212203Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-15.png", "player_count": 8, "ranked": true } ] }
