Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=5313
{ "count": 60094, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5314", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5312", "results": [ { "id": 30597, "name": "神魔之塔 古獸之巢 9x9 升降杯 5/2017", "director": { "id": 458210, "username": "small_i", "country": "un", "icon": "https://user-uploads.online-go.com/fedeab03a755ed95018551ad5e12f6db-64.png", "ratings": { "version": 5, "overall": { "rating": 1759.2314871335886, "deviation": 76.23613659866054, "volatility": 0.059999623239528635 } }, "ranking": 27.99376883720535, "professional": false, "ui_class": "" }, "description": "神魔之塔 古獸之巢 9x9 升降杯 5/2017", "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": 1795, "name": "神棋之塔Tower of GO", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 9, "icon": "https://user-uploads.online-go.com/bc5ad85082c161635e562186adaf1f19-64.png" }, "auto_start_on_max": false, "time_start": "2017-09-26T14:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2017-09-26T13:42:13.645160Z", "ended": "2017-09-26T13:50:29.622323Z", "start_waiting": "2017-09-26T13:42:13.346286Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/bc5ad85082c161635e562186adaf1f19-15.png", "player_count": 3, "ranked": true }, { "id": 139984, "name": "Absolute Fortnight - September 2026", "director": { "id": 710368, "username": "Macrophage", "country": "un", "icon": "https://user-uploads.online-go.com/90a535ecb859bd75ac6553453904b2ab-64.png", "ratings": { "version": 5, "overall": { "rating": 1714.0219148542155, "deviation": 68.80565564645777, "volatility": 0.05976469082820948 } }, "ranking": 27.39107125578868, "professional": false, "ui_class": "" }, "description": "**Beware the absolute time control.**\n\nA tournament series by Macrophage and fix.david\n\nPrevious tournament: https://online-go.com/tournament/138559\n\nNext tournament: Not yet created.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 9573, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 1209600 }, "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": 829, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": false, "time_start": "2026-08-31T23:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": null, "ended": null, "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 18, "ranked": true }, { "id": 61939, "name": "Top Go Fight!", "director": { "id": 796978, "username": "Firewall101", "country": "un", "icon": "https://secure.gravatar.com/avatar/20eb1fd132407cd8d62e34483d98ce42?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 776.5618088623922, "deviation": 68.36145089787566, "volatility": 0.059998944373922884 } }, "ranking": 9.062715147569554, "professional": false, "ui_class": "" }, "description": "Fight to the top! You only get one chance to become the best in this live duel!\n\nStarts on Wednesday, Jun 17!", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 31, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 30, "initial_time": 120, "max_time": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6048, "name": "Dan Achievers", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-06-17T15:59:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-06-17T15:58:58.242414Z", "ended": "2020-06-17T16:15:48.036764Z", "start_waiting": "2020-06-17T15:58:57.845797Z", "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": 135563, "name": "Peace & Love V", "director": { "id": 694470, "username": "Tristorn", "country": "ru", "icon": "https://user-uploads.online-go.com/212505565a406634f90eb749b7e71e52-64.png", "ratings": { "version": 5, "overall": { "rating": 1300.8016790416023, "deviation": 64.39844728650742, "volatility": 0.05998861905603472 } }, "ranking": 21.004869305522845, "professional": false, "ui_class": "" }, "description": "Let's play!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 18684, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 18000, "initial_time": 86400, "max_time": 2419200 }, "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": 18030, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2026-08-01T11:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": null, "ended": null, "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 32, "ranked": true }, { "id": 88083, "name": "9 -> 梁逸朗 10 -> 陳琛悠", "director": { "id": 818416, "username": "傳碁學園", "country": "un", "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.3468207617877, "deviation": 71.28817954667363, "volatility": 0.06041644550084839 } }, "ranking": 29.755630942351214, "professional": false, "ui_class": "" }, "description": "9 -> 梁逸朗\n10 -> 陳琛悠", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7530, "name": "傳碁 D班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 71, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-04-02T03:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-04-02T02:48:19.195671Z", "ended": "2022-04-02T02:56:11.483280Z", "start_waiting": "2022-04-02T02:48:19.074217Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 111822, "name": "9x9 Open D.E. Cup #122", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1367.588622677485, "deviation": 69.4904002406682, "volatility": 0.06023013142209927 } }, "ranking": 22.163950658246716, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 708, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2024-01-21T20:05:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-01-21T15:38:25.350615Z", "ended": "2024-08-01T21:43:22.452318Z", "start_waiting": "2024-01-21T15:38:25.186979Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 8, "ranked": true }, { "id": 131827, "name": "Beginner tournament 116", "director": { "id": 1646800, "username": "Art_Go", "country": "un", "icon": "https://secure.gravatar.com/avatar/d09843def420533835408ba0e61d9430?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1402.4717359476047, "deviation": 61.668821726481056, "volatility": 0.06001073841800272 } }, "ranking": 22.747033088840055, "professional": false, "ui_class": "" }, "description": "Beginner tournament", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "korean", "time_per_move": 133703, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 518400, "period_time": 129600, "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": 8915, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2025-09-06T11:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-09-06T11:00:15.632649Z", "ended": "2026-05-06T05:25:42.786477Z", "start_waiting": "2025-09-06T11:00:15.514835Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 10, "ranked": true }, { "id": 126935, "name": "13x13 Open League #39", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1367.588622677485, "deviation": 69.4904002406682, "volatility": 0.06023013142209927 } }, "ranking": 22.163950658246716, "professional": false, "ui_class": "" }, "description": "Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 12599, "name": "GO Special Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 78, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-04-13T20:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-04-10T18:25:26.114311Z", "ended": "2025-06-16T16:04:44.755961Z", "start_waiting": "2025-04-10T18:25:25.436042Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 10, "ranked": true }, { "id": 43271, "name": "9x9 1 color go Holiday Special", "director": { "id": 594245, "username": "BlueEyedCat", "country": "fj", "icon": "https://user-uploads.online-go.com/286fd06d16721687dc504a4200612818-64.png", "ratings": { "version": 5, "overall": { "rating": 1759.0165826903062, "deviation": 63.91327416723537, "volatility": 0.060079118007786925 } }, "ranking": 27.99094070356074, "professional": false, "ui_class": "" }, "description": "This is your chance to improve your memory skills with others! A little fun before the holiday's :) Clock settings is 2 minutes per move. Don't forget to change both black and white stones to 1 color when you start the game. Have fun everyone!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 120, "time_control_parameters": { "time_control": "simple", "speed": "live", "system": "simple", "pause_on_weekends": false, "per_move": 120 }, "is_open": true, "exclude_provisional": true, "group": { "id": 1534, "name": "OneColorGo-Group", "summary": "You are all welcome! :D", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 48, "icon": "https://user-uploads.online-go.com/932ea2aa1a94da488c92133f7f268199-64.png" }, "auto_start_on_max": false, "time_start": "2018-12-22T04:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-12-22T04:00:20.376858Z", "ended": "2018-12-22T04:22:26.946495Z", "start_waiting": "2018-12-22T04:00:19.895355Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/932ea2aa1a94da488c92133f7f268199-15.png", "player_count": 6, "ranked": true }, { "id": 96606, "name": "9x9 teaching tournament", "director": { "id": 1234495, "username": "Amyas1", "country": "se", "icon": "https://secure.gravatar.com/avatar/78e186738e8bbd8737615b6c3cd407d4?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 941.0796962237036, "deviation": 62.55753969564873, "volatility": 0.05999239524369555 } }, "ranking": 13.511024465057012, "professional": false, "ui_class": "" }, "description": "Have fun, this tournament is to teach weeker players!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 29, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 25, "initial_time": 420, "max_time": 720 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12503, "name": "Go practice!", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-11-10T00:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-11-10T00:00:38.498541Z", "ended": "2022-11-10T00:07:51.289407Z", "start_waiting": "2022-11-10T00:00:38.423035Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true } ] }
