Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=max_ranking&page=150
{ "count": 59990, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=151", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=149", "results": [ { "id": 40459, "name": "Karlovy Vary", "director": { "id": 134125, "username": "mitava", "country": "at", "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { "version": 5, "overall": { "rating": 796.4944348129679, "deviation": 64.93257677708914, "volatility": 0.05992595968291917 } }, "ranking": 9.649426514636604, "professional": false, "ui_class": "" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 24480, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 259200, "max_time": 345600, "time_increment": 21600, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 31, "name": "Český pokoj", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 50, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2018-09-01T16:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2018-09-01T16:00:25.916720Z", "ended": "2019-03-28T04:14:38.481848Z", "start_waiting": "2018-09-01T16:00:25.311958Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true }, { "id": 127788, "name": "1st DDK Tournament 25-15kyu - Let's fight", "director": { "id": 1730318, "username": "Faumond", "country": "pl", "icon": "https://user-uploads.online-go.com/b5f9cbb8502ba8ac61ead86de7f06c20-64.png", "ratings": { "version": 5, "overall": { "rating": 886.3865475900371, "deviation": 65.95091507767732, "volatility": 0.06005854729613013 } }, "ranking": 12.124925398636469, "professional": false, "ui_class": "" }, "description": "Hello, correspondence tournament for less than 15kyu players. Enjoy!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 259200, "period_time": 86400, "periods": 5 }, "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": 3668, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-04-24T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2025-04-24T17:00:16.797391Z", "ended": "2025-08-26T07:07:18.159697Z", "start_waiting": "2025-04-24T17:00:16.365995Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 7, "ranked": true }, { "id": 69995, "name": "19x19 Swiss", "director": { "id": 845702, "username": "and-voss", "country": "de", "icon": "https://secure.gravatar.com/avatar/28292dd46d331c4df0a41b8b21589d6c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1102.5305323487378, "deviation": 65.4227889259061, "volatility": 0.059752842878924205 } }, "ranking": 17.176490631697025, "professional": false, "ui_class": "" }, "description": "Have Fun!", "schedule": null, "title": null, "tournament_type": "swiss", "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": 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": 8907, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": true, "time_start": "2021-01-11T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2021-01-11T12:22:47.978351Z", "ended": "2021-01-26T16:02:00.971884Z", "start_waiting": "2021-01-11T12:22:47.827701Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 2, "ranked": true }, { "id": 85750, "name": "SS 19×19 2022 - 4", "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 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", "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": 18022, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2022-02-14T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2022-02-14T09:00:02.072992Z", "ended": "2022-06-12T05:26:51.456172Z", "start_waiting": "2022-02-14T09:00:01.625269Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 7, "ranked": true }, { "id": 11272, "name": "Tolmin 2 19x19 16k-14k", "director": { "id": 66704, "username": "mita va", "country": "at", "icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png", "ratings": { "version": 5, "overall": { "rating": 762.2443490023227, "deviation": 64.75627329635259, "volatility": 0.059132401337595716 } }, "ranking": 8.631915258955058, "professional": false, "ui_class": "supporter" }, "description": "poij sdrgt", "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": "2015-10-23T17:04:00Z", "players_start": 3, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 14, "max_ranking": 16, "analysis_enabled": false, "exclusivity": "open", "started": "2015-10-23T17:04:28.034633Z", "ended": "2015-10-23T17:14:28.886109Z", "start_waiting": "2015-10-23T17:04:27.936639Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png", "player_count": 4, "ranked": true }, { "id": 63941, "name": "NEW TOURNAMENT", "director": { "id": 817585, "username": "Thundershot", "country": "us", "icon": "https://user-uploads.online-go.com/e4d877a7349ad506ca200a65d1d45a46-64.png", "ratings": { "version": 5, "overall": { "rating": 1089.9020533838766, "deviation": 70.56728928713258, "volatility": 0.060006099271195074 } }, "ranking": 16.90979826159899, "professional": false, "ui_class": "" }, "description": "cocao tournament", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 11, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 10, "initial_time": 120, "max_time": 180 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6414, "name": "Hot Cocoa", "summary": "\n", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 13, "icon": "https://user-uploads.online-go.com/660a7a6eaa2b62267cc2569e946eb3cf-64.png" }, "auto_start_on_max": false, "time_start": "2020-08-04T23:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 16, "analysis_enabled": true, "exclusivity": "open", "started": "2020-08-04T23:00:28.482678Z", "ended": "2020-08-04T23:10:48.836685Z", "start_waiting": "2020-08-04T23:00:28.202916Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/660a7a6eaa2b62267cc2569e946eb3cf-15.png", "player_count": 3, "ranked": true }, { "id": 43287, "name": "Come and G0!", "director": { "id": 565419, "username": "Birdcall5", "country": "_GoT_Martell", "icon": "https://secure.gravatar.com/avatar/70387fcc7a943ec8dbbfefecfc2eb7a8?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1060.127579461328, "deviation": 62.424938179260415, "volatility": 0.060014315031754764 } }, "ranking": 16.268576272140127, "professional": false, "ui_class": "" }, "description": "Come and Go!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "time_control": "simple", "speed": "live", "system": "simple", "pause_on_weekends": false, "per_move": 10 }, "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": 18022, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2018-12-01T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 16, "analysis_enabled": false, "exclusivity": "open", "started": "2018-12-03T09:47:36.738595Z", "ended": "2018-12-03T09:57:37.941457Z", "start_waiting": "2018-12-03T09:47:36.097447Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 4, "ranked": true }, { "id": 112775, "name": "Kranj 60", "director": { "id": 134125, "username": "mitava", "country": "at", "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { 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"subsequent_pairing_method": "slaughter", "min_ranking": 8, "max_ranking": 16, "analysis_enabled": true, "exclusivity": "open", "started": "2024-02-19T16:00:27.381244Z", "ended": "2024-09-04T16:45:04.803432Z", "start_waiting": "2024-02-19T16:00:27.197693Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png", "player_count": 9, "ranked": true }, { "id": 8750, "name": "14 to 25k", "director": { "id": 158119, "username": "The Joker", "country": "un", "icon": "https://user-uploads.online-go.com/928a971310ddc1fc017c5dba95910ec7-64.png", "ratings": { "version": 5, "overall": { "rating": 1327.9452605310623, "deviation": 67.2027521783985, "volatility": 0.060165384704193005 } }, "ranking": 21.482964960725848, "professional": false, "ui_class": "" }, "description": "good luck all play ur best", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 91200, "time_control_parameters": { "time_control": "fischer", "initial_time": 432000, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 38, "name": "reddit", "summary": "/r/baduk", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2286, "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-64.png" }, "auto_start_on_max": true, "time_start": "2015-07-02T15:30:00Z", "players_start": 2, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 16, "analysis_enabled": true, "exclusivity": "open", "started": "2015-07-02T15:30:48.542363Z", "ended": "2015-07-20T17:23:01.401158Z", "start_waiting": "2015-07-02T15:30:48.488776Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-15.png", "player_count": 3, "ranked": true }, { "id": 110670, "name": "Kranj 51", "director": { "id": 134125, "username": "mitava", "country": "at", "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { "version": 5, "overall": { "rating": 796.4944348129679, "deviation": 64.93257677708914, "volatility": 0.05992595968291917 } }, "ranking": 9.649426514636604, "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": "2023-12-18T16:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 16, "analysis_enabled": true, "exclusivity": "open", "started": "2023-12-18T16:00:00.617640Z", "ended": "2024-01-07T21:10:47.708642Z", "start_waiting": "2023-12-18T16:00:00.547961Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png", "player_count": 3, "ranked": true } ] }