Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-player_count&page=357
{ "count": 59725, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-player_count&page=358", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-player_count&page=356", "results": [ { "id": 45586, "name": "Live 9x9 Double Elimination Tournament 2019-02-12 18:30", "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:20260522T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-22T14:00:16.161139Z", "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": "2026-05-22T18:00:00Z", "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": "2019-02-12T18:30:28.112436Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2019-02-12T18:30:31.238229Z", "ended": "2019-02-12T19:46:18.893333Z", "start_waiting": "2019-02-12T18:30:29.934182Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 16, "ranked": true }, { "id": 61970, "name": "Mental Combat Basic 2020 13x13 Championship", "director": { "id": 476035, "username": "MonkeyMonk", "country": "ru", "icon": "https://secure.gravatar.com/avatar/893ba2588a07b3654986a9ddfaabc7d7?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1421.3320906134593, "deviation": 61.451764318788584, "volatility": 0.0600152725576737 } }, "ranking": 23.05627815682673, "professional": false, "ui_class": "" }, "description": "Annual Mental Combat Basic championship. Winners will be posted to Wall of Glory.", "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", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5771, "name": "Mental Combat", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 0, "icon": "https://user-uploads.online-go.com/cade87c9b60b1cde406b87b63c367e0f-64.png" }, "auto_start_on_max": true, "time_start": "2020-07-16T02:00:00Z", "players_start": 8, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-07-16T02:00:55.453264Z", "ended": "2021-01-06T08:35:45.498071Z", "start_waiting": "2020-07-16T02:00:54.476322Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/cade87c9b60b1cde406b87b63c367e0f-15.png", "player_count": 16, "ranked": true }, { "id": 28636, "name": "Summer of 2017 Tournament of DDK'S!", "director": { "id": 168430, "username": "Suspiria", "country": "us", "icon": "https://user-uploads.online-go.com/46a9060ce9011e06147a1d8a96a4e36f-64.png", "ratings": { "version": 5, "overall": { "rating": 617.7336563084134, "deviation": 61.79122401795253, "volatility": 0.059961217627408955 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "Its Summertime! No school, too much free time, and the weather's too hot? Well seems like a perfect time for some more Go. Play for fun, play to learn, play to win. All are welcome.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 31680, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 259200, "max_time": 432000, "time_increment": 28800, "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": 3662, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2017-07-15T15:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2017-07-15T16:25:25.729926Z", "ended": "2018-04-05T14:37:16.928077Z", "start_waiting": "2017-07-15T16:25:24.522443Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 16, "ranked": true }, { "id": 20056, "name": "15k-1k the prize tourniment..", "director": { "id": 82, "username": "BFF", "country": "ru", "icon": "https://secure.gravatar.com/avatar/48d65cd0806a7b6e1911c10d557b6ffb?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1496.6571309968624, "deviation": 66.59345665503561, "volatility": 0.0600852454495633 } }, "ranking": 24.251732996975477, "professional": false, "ui_class": "" }, "description": "Winner will receive Black and white chess backgammon chess plastic children adult go game alphago game chess\n http://s.aliexpress.com/Mrei6Rr2", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 9, "name": "Русская группа", "summary": "Интересные, призовые турниры.", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1955, "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-64.png" }, "auto_start_on_max": true, "time_start": "2016-09-03T18:43:00Z", "players_start": 16, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 15, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2016-09-03T19:13:56.730492Z", "ended": "2018-01-27T01:31:55.515881Z", "start_waiting": "2016-09-03T19:13:55.983347Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-15.png", "player_count": 16, "ranked": true }, { "id": 35582, "name": "My First Tournament", "director": { "id": 388805, "username": "Mjames99", "country": "au", "icon": "https://secure.gravatar.com/avatar/1d9b453b87965ae95dddd537f27860bc?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1583.4762079583668, "deviation": 61.26899197787664, "volatility": 0.05963671553813241 } }, "ranking": 25.557127237718156, "professional": false, "ui_class": "" }, "description": "I haven't played a tournament yet. Thus being said, have fun :)", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "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": 8891, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2018-03-23T03:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 12, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2018-03-23T03:00:55.185220Z", "ended": "2018-12-23T22:17:58.350938Z", "start_waiting": "2018-03-23T03:00:54.388342Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 16, "ranked": true }, { "id": 42661, "name": "For Beginners Correspondence DE 12/09/2018", "director": { "id": 488500, "username": "Picard", "country": "un", "icon": "https://secure.gravatar.com/avatar/f1c34fa096a5d8ad30ce9febb7d4870e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1470.3231083618412, "deviation": 67.06113000039035, "volatility": 0.0599711398659376 } }, "ranking": 23.840777355800686, "professional": false, "ui_class": "" }, "description": "IF THERE ? MARK NEAR BY YOUR USERNAME YOU HAVE TO PLAY MORE RANKED GAMES ABOUT 10(TOTAL) TO GET RANKED AND THEN IF 20K-25K YOU CAN JOIN THIS TOURNAMENT\n\nLEARN TO PLAY GO https://online-go.com/learn-to-play-go\n\nThere is documentary about go SURROUNDING GAME and anime HIKARU NO GO\n\nTO JOIN OTHER TOURNAMENTS VISIT THE GROUP PAGE https://online-go.com/group/2946\n\nThere is lots of useful links https://online-go.com/group/25", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 86400, "speed": "correspondence" }, "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": "2018-12-09T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 10, "analysis_enabled": true, "exclusivity": "open", "started": "2018-12-09T16:00:17.385191Z", "ended": "2019-04-08T17:10:51.096916Z", "start_waiting": "2018-12-09T16:00:15.942967Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/dc9146aa65b9a001214cf5f3ed95a719-15.png", "player_count": 16, "ranked": true }, { "id": 20390, "name": "Intermediate Go Tournament 19 by 19", "director": { "id": 143000, "username": "Clueless", "country": "kr", "icon": "https://secure.gravatar.com/avatar/c49d49b879adc6bf5a961d828791c669?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2459.673716555804, "deviation": 256.2526459669245, "volatility": 0.060012148066131706 } }, "ranking": 35.75252946410303, "professional": false, "ui_class": "provisional" }, "description": "Anyone is welcome", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88320, "time_control_parameters": { "time_control": "fischer", "initial_time": 172800, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 588, "name": "Intermediate Go", "summary": "for players ready for advanced go", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 11, "icon": "https://user-uploads.online-go.com/35a98fe2f49543d1a9149d837f3ffad9-64.png" }, "auto_start_on_max": true, "time_start": "2016-09-16T03:12:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2016-09-16T03:12:48.668721Z", "ended": "2018-08-04T14:35:46.282606Z", "start_waiting": "2016-09-16T03:12:44.936650Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/35a98fe2f49543d1a9149d837f3ffad9-15.png", "player_count": 16, "ranked": true }, { "id": 61316, "name": "Live 9x9 Double Elimination Tournament 2020-05-31 18:30", "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:20260522T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-22T14:00:16.161139Z", "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": "2026-05-22T18:00:00Z", "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": "2020-05-31T18:30:44.473970Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-05-31T18:30:46.165662Z", "ended": "2020-05-31T19:45:38.690208Z", "start_waiting": "2020-05-31T18:30:44.750857Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 16, "ranked": true }, { "id": 36393, "name": "For Lovers of Fast Correspondence", "director": { "id": 58967, "username": "Onno", "country": "nl", "icon": "https://user-uploads.online-go.com/8f832f6a83dffc4a53b02758bb18ce58-64.png", "ratings": { "version": 5, "overall": { "rating": 1782.4533933339305, "deviation": 67.91361606047576, "volatility": 0.06002925564016081 } }, "ranking": 28.297350240212136, "professional": false, "ui_class": "" }, "description": "If you don't like tournaments to go on for ever and ever and ever. This one is for you!", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 6720, "time_control_parameters": { "total_time": 604800, "time_control": "absolute", "speed": "correspondence", "system": "absolute", "pause_on_weekends": false }, "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": true, "time_start": "2018-05-01T10:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-05-01T10:01:07.278346Z", "ended": "2018-06-19T02:38:51.846252Z", "start_waiting": "2018-05-01T10:00:58.700426Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 16, "ranked": true }, { "id": 41873, "name": "Outubro 2018", "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": "Outubro 2018", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 24480, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 21600, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 1059, "name": "Brasília", "summary": "Grupo de Go do Distrito Federal", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 59, "icon": "https://user-uploads.online-go.com/8ac44fd3ea743166c13c9798c228f36c-64.png" }, "auto_start_on_max": true, "time_start": "2018-10-20T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2018-10-18T21:21:28.404911Z", "ended": "2019-06-06T04:05:56.027201Z", "start_waiting": "2018-10-18T21:21:27.402747Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8ac44fd3ea743166c13c9798c228f36c-15.png", "player_count": 16, "ranked": true } ] }
