Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=5873
{ "count": 60020, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=5874", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=5872", "results": [ { "id": 40564, "name": "Low DDK player tournament", "director": { "id": 231663, "username": "Oomann", "country": "dk", "icon": "https://user-uploads.online-go.com/6b30f109437e743ca9188835fcff2c85-64.png", "ratings": { "version": 5, "overall": { "rating": 929.6796925175693, "deviation": 62.99874534626891, "volatility": 0.059966256835356925 } }, "ranking": 13.228878771543375, "professional": false, "ui_class": "" }, "description": "Tournament for 25-15k players.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88320, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 172800, "max_time": 345600, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "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": 3669, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2018-09-03T23:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2018-09-04T00:28:01.229730Z", "ended": "2019-03-31T15:26:23.706880Z", "start_waiting": "2018-09-04T00:28:00.989849Z", "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": 14853, "name": "Blitz Battle", "director": { "id": 178918, "username": "Thy Cuber", "country": "za", "icon": "https://user-uploads.online-go.com/22fbbfa10d4fc602042fe049e3bd4b33-64.png", "ratings": { "version": 5, "overall": { "rating": 1196.3104167562665, "deviation": 67.27309500151625, "volatility": 0.06004906714951382 } }, "ranking": 19.066321110192753, "professional": false, "ui_class": "" }, "description": "Easy fun and fast tournament for beginners", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 5, "time_control_parameters": { "time_control": "byoyomi", "period_time": 5, "main_time": 30, "periods": 1 }, "is_open": true, "exclude_provisional": true, "group": { "id": 918, "name": "Go Tournament Group", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2016-02-13T19:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 0, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2016-02-13T19:00:47.067365Z", "ended": "2016-02-13T19:05:52.892939Z", "start_waiting": "2016-02-13T19:00:46.839723Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true }, { "id": 132426, "name": "💫 For the beginners 2025 - 003 🐒", "director": { "id": 629701, "username": "Sipjin", "country": "eu", "icon": "https://user-uploads.online-go.com/5d60113dc259ac2f8bd5d6e440632725-64.png", "ratings": { "version": 5, "overall": { "rating": 1425.3329450384274, "deviation": 63.775583380702166, "volatility": 0.05979668445789761 } }, "ranking": 23.121350681877633, "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": 136, "icon": "https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-64.png" }, "auto_start_on_max": false, "time_start": "2025-10-26T19:00:00Z", "players_start": 50, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2025-10-27T16:39:31.519594Z", "ended": null, "start_waiting": "2025-10-27T16:39:31.007885Z", "board_size": 19, "active_round": 6, "icon": "https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-15.png", "player_count": 42, "ranked": true }, { "id": 2074, "name": "carokarm's fast 13x13", "director": { "id": 37953, "username": "carokarm", "country": "it", "icon": "https://user-uploads.online-go.com/a0691435eb8d73bedb868dfc58a43deb-64.png", "ratings": { "version": 5, "overall": { "rating": 1070.280775706649, "deviation": 63.91998008727588, "volatility": 0.059720797677923085 } }, "ranking": 16.489236571459887, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 432000, "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": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2013-01-22T20:17:48Z", "ended": "2013-01-22T19:17:48Z", "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": 112621, "name": "Kranj 59", "director": { "id": 134125, "username": "mitava", "country": "at", "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { "version": 5, "overall": { "rating": 789.792021382491, "deviation": 64.86396886901105, "volatility": 0.059924389565863295 } }, "ranking": 9.453797542761778, "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": true, "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": "2024-02-15T16:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2024-02-13T08:22:40.125399Z", "ended": "2024-05-09T19:38:43.019060Z", "start_waiting": "2024-02-13T08:22:39.392469Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png", "player_count": 10, "ranked": true }, { "id": 8690, "name": "Orion 7 19x19 Juli 2015", "director": { "id": 66704, "username": "mita va", "country": "at", "icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png", "ratings": { "version": 5, "overall": { "rating": 765.8713560501766, "deviation": 64.29472780923611, "volatility": 0.059134082118643565 } }, "ranking": 8.741809255274307, "professional": false, "ui_class": "supporter" }, "description": "xfrzt njko", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 36960, "time_control_parameters": { "time_control": "fischer", "initial_time": 86400, "max_time": 259200, "time_increment": 36000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 357, "name": "ORION", "summary": "Torneo Latinoamericano de Go por equipos Sub-18", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 137, "icon": "https://user-uploads.online-go.com/ee9d9460a8b97d165ea8a0d257436c51-64.png" }, "auto_start_on_max": false, "time_start": "2015-07-04T16:52:00Z", "players_start": 3, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2015-07-04T16:52:34.728199Z", "ended": "2015-08-17T19:33:14.826230Z", "start_waiting": "2015-07-04T16:52:34.288863Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/ee9d9460a8b97d165ea8a0d257436c51-15.png", "player_count": 5, "ranked": true }, { "id": 7687, "name": "Karjala, Карелия Karelija, Karelen - 19x19 Jun 2015 / free and united", "director": { "id": 66704, "username": "mita va", "country": "at", "icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png", "ratings": { "version": 5, "overall": { "rating": 765.8713560501766, "deviation": 64.29472780923611, "volatility": 0.059134082118643565 } }, "ranking": 8.741809255274307, "professional": false, "ui_class": "supporter" }, "description": "oih ysder", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 29760, "time_control_parameters": { "time_control": "fischer", "initial_time": 86400, "max_time": 259200, "time_increment": 28800 }, "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": "2015-06-13T14:55:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 10, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2015-06-13T14:55:00.204035Z", "ended": "2015-12-10T20:52:04.445441Z", "start_waiting": "2015-06-13T14:55:00.059146Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png", "player_count": 11, "ranked": true }, { "id": 50158, "name": "DDK.NL Go Club - July IDDK Swiss", "director": { "id": 463810, "username": "SuzieKyu", "country": "nl", "icon": "https://user-uploads.online-go.com/62a582e29c917f3dfcb81bce64a13f7a-64.png", "ratings": { "version": 5, "overall": { "rating": 1171.4995125731932, "deviation": 63.025646037873635, "volatility": 0.06000597450469722 } }, "ranking": 18.5811525604583, "professional": false, "ui_class": "" }, "description": "Quarterly Swiss tournament for intermediate ddk players", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": false, "per_move": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 2979, "name": "Internatio.NL Go Club", "summary": "Virtuele DDK club voor Nederlandse spelers en hun vrienden", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 64, "icon": "https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-64.png" }, "auto_start_on_max": true, "time_start": "2019-07-28T10:00:00Z", "players_start": 8, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 11, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2019-08-01T11:43:38.635160Z", "ended": "2019-11-21T21:47:46.973528Z", "start_waiting": "2019-08-01T11:43:38.156022Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-15.png", "player_count": 5, "ranked": true }, { "id": 127182, "name": "20k-15k Fast Correspondence Round-Robin #1", "director": { "id": 1408189, "username": "msaari", "country": "fi", "icon": "https://user-uploads.online-go.com/d84f8843f1ada4bb45291df34e84950f-64.png", "ratings": { "version": 5, "overall": { "rating": 988.8943992786072, "deviation": 62.67729136359411, "volatility": 0.05974368983835584 } }, "ranking": 14.658332019076823, "professional": false, "ui_class": "" }, "description": "Fast round-robin tournament for mid-level DDK players (20k to 15k). No handicaps, NZ rules, Fischer time with 2-day main time and 12 hours per move.\n\nShort vacations are allowed.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "nz", "time_per_move": 44568, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 172800, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 508, "name": "Fast Correspondence", "summary": "Tournaments for people who like to play quick correspondence games.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 828, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": true, "time_start": "2025-04-20T05:00:00Z", "players_start": 8, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2025-04-10T05:29:48.220986Z", "ended": "2025-05-22T04:26:09.253633Z", "start_waiting": "2025-04-10T05:29:47.747400Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 10, "ranked": true }, { "id": 43990, "name": "25k - 15k tournament 19x19 DE", "director": { "id": 572024, "username": "BeamingBlackFlame", "country": "us", "icon": "https://user-uploads.online-go.com/59c118eb318e6d5e29c7f4adc6d995c9-64.png", "ratings": { "version": 5, "overall": { "rating": 1133.3918928571395, "deviation": 62.93043043373966, "volatility": 0.05999229649867983 } }, "ranking": 17.815587822314367, "professional": false, "ui_class": "" }, "description": "Players between 25 kyu and 15 kyu can play in this tournament.\n\nDouble Elimination", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "time_control": "simple", "speed": "correspondence", "system": "simple", "pause_on_weekends": false, "per_move": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 2946, "name": "Final Frontier", "summary": "Welcome to Final Frontier.\n\nWe have tons of tournaments and a magnificent director-Picard.\nPlease join this frontier soon, we are closing!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 73, "icon": "https://user-uploads.online-go.com/dc9146aa65b9a001214cf5f3ed95a719-64.png" }, "auto_start_on_max": false, "time_start": "2019-01-05T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2019-01-05T16:00:24.834449Z", "ended": "2020-11-23T22:46:07.779448Z", "start_waiting": "2019-01-05T16:00:23.614831Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/dc9146aa65b9a001214cf5f3ed95a719-15.png", "player_count": 31, "ranked": true } ] }
