Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=players_start&page=972
{ "count": 59546, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=players_start&page=973", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=players_start&page=971", "results": [ { "id": 81295, "name": "test3 12/10", "director": { "id": 1044601, "username": "senseihk", "country": "un", "icon": "https://secure.gravatar.com/avatar/cdd1c81710571c60e6ca7c93b8674063?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2326.49766407098, "deviation": 249.480229604016, "volatility": 0.060008490664285076 } }, "ranking": 34.463891257409, "professional": false, "ui_class": "provisional" }, "description": "test3 12/10", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 10, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "live", "pause_on_weekends": false, "total_time": 900 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10004, "name": "smart go academy", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 16, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-10-13T14:48:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2021-10-13T14:48:43.174194Z", "ended": "2021-10-13T14:52:12.998621Z", "start_waiting": "2021-10-13T14:48:43.081336Z", "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": 59920, "name": "CLS First Ever Online Tournament", "director": { "id": 766536, "username": "THWCLS", "country": "un", "icon": "https://secure.gravatar.com/avatar/b61dce2fdf0ca2fc2a14ea43b1b36f5e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 979.4363615347038, "deviation": 63.2998750826044, "volatility": 0.05999648511733788 } }, "ranking": 14.435853903816318, "professional": false, "ui_class": "" }, "description": "This is a friendly tournament for CLS members. You have maximum time of 1 day to make a move (this pauses at weekends). Good luck!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 87360, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 86400, "max_time": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5406, "name": "CLSGOSOC", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 20, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-05-01T12:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-05-01T12:07:20.076514Z", "ended": "2020-05-21T10:30:09.303203Z", "start_waiting": "2020-05-01T12:07:19.719441Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 60188, "name": "go game is good", "director": { "id": 736026, "username": "李張樂", "country": "hk", "icon": "https://secure.gravatar.com/avatar/d45769aab0523878768b0b2d1164cd85?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1373.2951358573407, "deviation": 64.83524429933749, "volatility": 0.060011864092403285 } }, "ranking": 22.260347282571285, "professional": false, "ui_class": "" }, "description": "problem no!gg go play it!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 94080, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 691200, "max_time": 2419200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 4530, "name": "HKCGA 對局室", "summary": "\n同學想下棋可在下方留言，最好寫上自己棋力，方便對手設定合適讓子。 ( K = 級、 D = 段 )\n\nP.S. 此對局室只限 \" 香港兒童圍棋學院-網絡班 \" 學生使用。\n\n同學在此對局室，必須使用自己 \"中文全名\" 的帳號來對弈，敬請合作 !\n\n(hkcga2004)院長會不定時上線跟大家互相切磋，歡迎指教！", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 115, "icon": "https://user-uploads.online-go.com/2ce7e016e6fbea633e91b036ce8e5f19-64.png" }, "auto_start_on_max": false, "time_start": "2020-05-07T12:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 17, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-21T08:22:19.156965Z", "ended": "2020-05-21T10:37:32.295426Z", "start_waiting": "2020-05-21T08:22:18.794480Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/2ce7e016e6fbea633e91b036ce8e5f19-15.png", "player_count": 4, "ranked": true }, { "id": 61037, "name": "Live 9x9 Double Elimination Tournament 2020-05-25 14:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260502T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-02T22:00:48.910803Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "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": "2026-05-03T02:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-05-25T14:30:39.280357Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-05-25T14:30:41.195196Z", "ended": "2020-05-25T15:11:30.267678Z", "start_waiting": "2020-05-25T14:30:40.589304Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 6, "ranked": true }, { "id": 75709, "name": "Friendly 13*13", "director": { "id": 743533, "username": "ss76", "country": "ru", "icon": "https://secure.gravatar.com/avatar/13929beaec2a082c41c26666dd917e5a?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 865.69965614538, "deviation": 63.39878919317945, "volatility": 0.06003400172803372 } }, "ranking": 11.578235639193064, "professional": false, "ui_class": "" }, "description": "Play to go", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 6802, "name": "Beginner Go", "summary": "a group for beginners. come join us!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 6, "icon": "https://user-uploads.online-go.com/c7f2561134c3945ccb5995a7872e747f-64.png" }, "auto_start_on_max": true, "time_start": "2021-05-30T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 22, "analysis_enabled": true, "exclusivity": "open", "started": "2021-05-30T17:00:13.213544Z", "ended": "2021-07-28T13:43:09.743377Z", "start_waiting": "2021-05-30T17:00:12.679033Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/c7f2561134c3945ccb5995a7872e747f-15.png", "player_count": 7, "ranked": true }, { "id": 55419, "name": "5th Cosmo Tournament 19x19", "director": { "id": 446898, "username": "Dark Cosmos", "country": "150", "icon": "https://user-uploads.online-go.com/80006af13263a20bc006e67aba625553-64.png", "ratings": { "version": 5, "overall": { "rating": 1892.8571702423064, "deviation": 72.93769202214149, "volatility": 0.05999417625510985 } }, "ranking": 29.688588652541746, "professional": false, "ui_class": "" }, "description": "Have fun", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 13440, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 1209600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2844, "name": "CosmoSpirit", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 19, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2020-01-09T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-01-09T09:14:30.023766Z", "ended": "2020-05-20T12:48:37.579940Z", "start_waiting": "2020-01-09T09:14:27.126306Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 57771, "name": "Fast Correspondence DDK 2020-03-28", "director": { "id": 784, "username": "mlopezviedma", "country": "ar", "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png", "ratings": { "version": 5, "overall": { "rating": 1533.9068554548614, "deviation": 61.970540108221776, "volatility": 0.05973687122758995 } }, "ranking": 24.820851190957736, "professional": false, "ui_class": "supporter moderator" }, "description": "Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled mainly to allow the use of conditional moves.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 30240, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 28800, "initial_time": 129600, "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": 822, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": false, "time_start": "2020-03-28T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 23, "analysis_enabled": true, "exclusivity": "open", "started": "2020-03-28T00:00:20.032250Z", "ended": "2020-06-01T19:00:47.816861Z", "start_waiting": "2020-03-28T00:00:16.604945Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 10, "ranked": true }, { "id": 61589, "name": "tournament for begginers 2", "director": { "id": 768293, "username": "omnomboypizza5", "country": "ca", "icon": "https://user-uploads.online-go.com/25e70e23674cdc3743c5ae94c2b8ce78-64.png", "ratings": { "version": 5, "overall": { "rating": 1155.1884784509273, "deviation": 67.02026395251889, "volatility": 0.060047964720994385 } }, "ranking": 18.2565653124913, "professional": false, "ui_class": "" }, "description": "a game for starters", "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": 3, "name": "OGS", "summary": "An open group for folks' who like OGS!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1782, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png" }, "auto_start_on_max": false, "time_start": "2020-06-07T02:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-06-08T03:23:57.077133Z", "ended": "2020-09-20T18:41:04.444697Z", "start_waiting": "2020-06-08T03:23:56.735668Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png", "player_count": 4, "ranked": true }, { "id": 61814, "name": "Live 9x9 Double Elimination Tournament 2020-06-12 06:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260502T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-02T22:00:48.910803Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "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": "2026-05-03T02:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-06-12T06:30:02.646599Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-06-12T06:30:04.171645Z", "ended": "2020-06-12T07:12:56.735628Z", "start_waiting": "2020-06-12T06:30:03.801327Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 5, "ranked": true }, { "id": 84512, "name": "Coronavirus tournament", "director": { "id": 1033726, "username": "deleted-0606f096-76c1-4d2b-a35d-85aa8ba5ee65", "country": "zz", "icon": "https://user-uploads.online-go.com/276e9decbb5e82facbd13358315a83a2-64.png", "ratings": { "version": 5, "overall": { "rating": 1272.6965920513994, "deviation": 74.22770391508293, "volatility": 0.06001503551918644 } }, "ranking": 20.499208478445507, "professional": false, "ui_class": "" }, "description": "Something", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 186240, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 1209600, "period_time": 172800, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 9959, "name": "Battlefield", "summary": "Lots of tournaments.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 11, "icon": "https://user-uploads.online-go.com/35a32113b107d2c20dd88098e310591c-64.png" }, "auto_start_on_max": false, "time_start": "2022-01-10T07:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-01-10T07:00:34.952955Z", "ended": "2022-12-21T11:38:52.614182Z", "start_waiting": "2022-01-10T07:00:34.777017Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/35a32113b107d2c20dd88098e310591c-15.png", "player_count": 7, "ranked": true } ] }
