Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=max_ranking&page=123
{ "count": 60583, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=124", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=122", "results": [ { "id": 42567, "name": "Small (9X9)", "director": { "id": 584305, "username": "ประเทศกูมี", "country": "th", "icon": "https://user-uploads.online-go.com/18969ae6fbfbb401890bba701dc54019-64.png", "ratings": { "version": 5, "overall": { "rating": 1167.5543835560698, "deviation": 85.72707973661161, "volatility": 0.05999735159466658 } }, "ranking": 18.503061308691343, "professional": false, "ui_class": "" }, "description": "It’s just a random tournament", "schedule": null, "title": null, "tournament_type": "elimination", "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": false, "group": { "id": 222, "name": "Low-Rating 30k's", "summary": "A group so low-rating 30k's can find each other, play against each other, and beat each other. Everyone deserves an approximately 50/50 win rate.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 279, "icon": "https://user-uploads.online-go.com/43373022b3404dee8e6d5616a14de877-64.png" }, "auto_start_on_max": true, "time_start": "2018-11-07T08:00:00Z", "players_start": 1, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 13, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2018-11-07T08:00:57.100086Z", "ended": "2018-11-07T08:00:57.060193Z", "start_waiting": "2018-11-07T08:00:56.874348Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/43373022b3404dee8e6d5616a14de877-15.png", "player_count": 1, "ranked": true }, { "id": 39022, "name": "Kranj", "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": 38880, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 36000, "speed": "correspondence" }, "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": "2018-08-15T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2018-07-20T16:05:29.367228Z", "ended": "2018-11-06T22:28:01.710052Z", "start_waiting": "2018-07-20T16:05:09.823689Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png", "player_count": 10, "ranked": true }, { "id": 10756, "name": "Beginner Tournament 9x9", "director": { "id": 173621, "username": "Nysenox", "country": "de", "icon": "https://user-uploads.online-go.com/9acd37d99ce1acbf36a79f2d9e16d3f1-64.png", "ratings": { "version": 5, "overall": { "rating": 1295.8397666043227, "deviation": 211.7641210236478, "volatility": 0.06000172511362026 } }, "ranking": 20.916394700813203, "professional": false, "ui_class": "provisional" }, "description": "only 25k - 15k", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "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": 18097, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2015-09-18T17:30:00Z", "players_start": 16, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2015-09-20T12:33:26.549415Z", "ended": "2016-02-22T05:56:44.966021Z", "start_waiting": "2015-09-20T12:33:26.338086Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 16, "ranked": true }, { "id": 142766, "name": "BeGinNer fIgHT!! _ ReBooT Ver22_ league", "director": { "id": 1742791, "username": "AKIBABO", "country": "_GoT_Lannister", "icon": "https://user-uploads.online-go.com/42e46e1ae449cfa5e3b99fac1d8dfab8-64.png", "ratings": { "version": 5, "overall": { "rating": 916.0181316969247, "deviation": 61.451881303274824, "volatility": 0.059831720198140384 } }, "ranking": 12.886167299705132, "professional": false, "ui_class": "" }, "description": "BeGinNer fIgHT!! \n어서 오세요~~!! 초보자여~~ \n新手欢迎～～～", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 87084, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": false, "main_time": 86400, "period_time": 86400, "periods": 2 }, "is_open": true, "exclude_provisional": true, "group": { "id": 16114, "name": "ShaNgHai_Korean_ChINa_BegInNer", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3, "icon": "https://user-uploads.online-go.com/43948073dc0ed3291bbcf879bf34fa76-64.png" }, "auto_start_on_max": false, "time_start": "2026-08-08T14:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2026-08-08T14:00:17.391465Z", "ended": null, "start_waiting": "2026-08-08T14:00:16.980400Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/43948073dc0ed3291bbcf879bf34fa76-15.png", "player_count": 10, "ranked": true }, { "id": 141061, "name": "BeGinNer fIgHT!! _ ReBooT Ver19_ league", "director": { "id": 1742791, "username": "AKIBABO", "country": "_GoT_Lannister", "icon": "https://user-uploads.online-go.com/42e46e1ae449cfa5e3b99fac1d8dfab8-64.png", "ratings": { "version": 5, "overall": { "rating": 916.0181316969247, "deviation": 61.451881303274824, "volatility": 0.059831720198140384 } }, "ranking": 12.886167299705132, "professional": false, "ui_class": "" }, "description": "BeGinNer fIgHT!! \n어서 오세요~~!! 초보자여~~ \n新手欢迎～～～", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 87084, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": false, "main_time": 86400, "period_time": 86400, "periods": 2 }, "is_open": true, "exclude_provisional": true, "group": { "id": 16114, "name": "ShaNgHai_Korean_ChINa_BegInNer", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3, "icon": "https://user-uploads.online-go.com/43948073dc0ed3291bbcf879bf34fa76-64.png" }, "auto_start_on_max": false, "time_start": "2026-06-14T14:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2026-06-14T14:00:19.443922Z", "ended": "2026-08-08T20:44:47.169753Z", "start_waiting": "2026-06-14T14:00:19.228781Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/43948073dc0ed3291bbcf879bf34fa76-15.png", "player_count": 8, "ranked": true }, { "id": 43811, "name": "DDK.NL Go Club - Intermediate DDK tournament", "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": "For players between 20 and 15 kyu. Enjoy!", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 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": "2018-12-22T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2018-12-22T13:00:56.256904Z", "ended": "2019-01-26T21:25:40.756229Z", "start_waiting": "2018-12-22T13:00:54.236946Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-15.png", "player_count": 7, "ranked": true }, { "id": 45171, "name": "はむすたークラス【 楽人リーグ戦 】１３路盤", "director": { "id": 582205, "username": "さかもと", "country": "jp", "icon": "https://user-uploads.online-go.com/a4fd22623c4d90b173eef890e634934d-64.png", "ratings": { "version": 5, "overall": { "rating": 1806.4877161432678, "deviation": 141.8396152914018, "volatility": 0.06002488366424099 } }, "ranking": 28.607415450972766, "professional": false, "ui_class": "" }, "description": "はむすたークラスは１３路盤での開催です。 対象棋力：１９級～１５級\n\n挨拶はしっかり！ マナーを守って楽しく対局しましょう！\n\n定員の１０名になりお申し込みができない場合は、 ２月１２日(火)１９時までに、トーナメント掲示板 あるいは グループ管理者にお知らせください。 ２回負け抜けトーナメントに変更いたします。", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 44160, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 86400, "max_time": 172800, "time_increment": 43200, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 3048, "name": "【 公式 】楽人リーグ戦", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 36, "icon": "https://user-uploads.online-go.com/b602a3a4c62da69475b1f2bf4b93d4a1-64.png" }, "auto_start_on_max": false, "time_start": "2019-02-15T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2019-02-16T00:39:00.538513Z", "ended": "2019-03-05T06:52:50.009050Z", "start_waiting": "2019-02-16T00:38:59.652792Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/b602a3a4c62da69475b1f2bf4b93d4a1-15.png", "player_count": 4, "ranked": true }, { "id": 130555, "name": "20k-15k Fast Correspondence Round-Robin #4", "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": 831, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": true, "time_start": "2025-07-24T11:00:00Z", "players_start": 8, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2025-07-20T20:22:47.834328Z", "ended": "2025-08-24T21:04:51.376336Z", "start_waiting": "2025-07-20T20:22:47.276036Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 10, "ranked": true }, { "id": 7026, "name": "CobaltLance's tournament", "director": { "id": 145415, "username": "CobaltLance18", "country": "us", "icon": "https://user-uploads.online-go.com/becd48d1e1652ffb2fbb154b93d595d8-64.png", "ratings": { "version": 5, "overall": { "rating": 1136.7208793518926, "deviation": 63.75135596917824, "volatility": 0.059989964002541286 } }, "ranking": 17.88348409032295, "professional": false, "ui_class": "" }, "description": "for my peers", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 50, "time_control_parameters": { "time_control": "byoyomi", "period_time": 45, "main_time": 450, "periods": 5 }, "is_open": true, "exclude_provisional": false, "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": 8942, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2015-05-25T22:25:00Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2015-05-25T22:25:20.782235Z", "ended": "2015-05-26T00:54:52.107766Z", "start_waiting": "2015-05-25T22:25:19.936444Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 57, "ranked": true }, { "id": 67689, "name": "Noob Tournament", "director": { "id": 736685, "username": "李朗銳", "country": "hk", "icon": "https://user-uploads.online-go.com/b7c6482c7e297b7c47906a1a0bfc23c7-64.png", "ratings": { "version": 5, "overall": { "rating": 1005.3610697829467, "deviation": 66.82162579107839, "volatility": 0.06001116661169058 } }, "ranking": 15.040642201285266, "professional": false, "ui_class": "" }, "description": "R U a noob? If you are, then join this tournament!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "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": false, "group": { "id": 6332, "name": "noob_bot", "summary": "Play with bots", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 886, "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-64.png" }, "auto_start_on_max": false, "time_start": "2020-11-18T07:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2020-11-18T07:00:12.464082Z", "ended": "2021-06-30T18:54:07.740465Z", "start_waiting": "2020-11-18T07:00:12.207302Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-15.png", "player_count": 6, "ranked": true } ] }
