Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-max_ranking&page=5495
{ "count": 59638, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=5496", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=5494", "results": [ { "id": 814, "name": "Danubian Spring Tournament", "director": { "id": 4048, "username": "kavias", "country": "ro", "icon": "https://user-uploads.online-go.com/a4ac4865b1a811e9b33da3df4ea12bde-64.png", "ratings": { "version": 5, "overall": { "rating": 1546.380243927518, "deviation": 65.03914103341911, "volatility": 0.05983695283436826 } }, "ranking": 25.008340546450537, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 432000, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 383, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 19, "max_ranking": 25, "analysis_enabled": false, "exclusivity": "open", "started": "2009-10-05T17:57:22Z", "ended": "2009-10-05T15:57:22Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 113092, "name": "Tournament Hikaru no Go 19x19", "director": { "id": 1231889, "username": "Ivan Ivochkin", "country": "ru", "icon": "https://user-uploads.online-go.com/8cd917b111df97f1886cff13e9b77d21-64.png", "ratings": { "version": 5, "overall": { "rating": 1695.7338448604141, "deviation": 62.96529205575829, "volatility": 0.06014973172251503 } }, "ranking": 27.142740929574664, "professional": false, "ui_class": "" }, "description": "Have fun", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 11532, "name": "Tournaments (Hikaru no Go) Group™️", "summary": "Welcome You can joined tournaments in this group\nยินดีต้อนรับคุณสามารถทัวร์นาเม็นในกลุ่มนี้ได้", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 61, "icon": "https://user-uploads.online-go.com/1a6da98b2a0fa744dfab936a7f3f5d43-64.png" }, "auto_start_on_max": true, "time_start": "2024-03-01T15:00:00Z", "players_start": 5, "first_pairing_method": "random", "subsequent_pairing_method": "slide", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": false, "exclusivity": "open", "started": "2024-03-01T15:00:31.336962Z", "ended": "2026-01-22T05:50:29.575091Z", "start_waiting": "2024-03-01T15:00:30.634183Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/1a6da98b2a0fa744dfab936a7f3f5d43-15.png", "player_count": 13, "ranked": true }, { "id": 73504, "name": "Rissa_EnglishTUR_1", "director": { "id": 936699, "username": "cateos", "country": "ru", "icon": "https://user-uploads.online-go.com/67cdd67513d0277cbcd0d93df8760d98-64.png", "ratings": { "version": 5, "overall": { "rating": 865.1774219853712, "deviation": 70.16495288861645, "volatility": 0.06000155022924194 } }, "ranking": 11.564266165191924, "professional": false, "ui_class": "" }, "description": "Game Hello", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 360, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "live", "pause_on_weekends": false, "per_move": 360 }, "is_open": true, "exclude_provisional": false, "group": { "id": 8804, "name": "My friends", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 7, "icon": "https://user-uploads.online-go.com/d9150b5598f0512b201c724bb3bd59cc-64.png" }, "auto_start_on_max": false, "time_start": "2021-04-12T15:25:00Z", "players_start": 2, "first_pairing_method": "strength", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "invite", "started": "2021-04-12T15:25:38.671556Z", "ended": "2021-04-12T15:44:17.604147Z", "start_waiting": "2021-04-12T15:25:38.204924Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/d9150b5598f0512b201c724bb3bd59cc-15.png", "player_count": 5, "ranked": true }, { "id": 130311, "name": "9x9 Mini League 5k-15k #133", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1270.6887600601435, "deviation": 69.91037894292256, "volatility": 0.06021489996527836 } }, "ranking": 20.462657729095017, "professional": false, "ui_class": "" }, "description": "Special league for players between 15kyu and 5kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": true, "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": 697, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2025-07-20T19:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2025-07-15T06:46:29.267335Z", "ended": "2025-08-10T19:45:43.311541Z", "start_waiting": "2025-07-15T06:46:29.119030Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 35949, "name": "Taiwan", "director": { "id": 503640, "username": "Talon 112824", "country": "tw", "icon": "https://user-uploads.online-go.com/28677e024e3068547b5080b2c9f76147-64.png", "ratings": { "version": 5, "overall": { "rating": 1402.6680515886414, "deviation": 63.197096054377134, "volatility": 0.06002641023102858 } }, "ranking": 22.75027336022875, "professional": false, "ui_class": "" }, "description": "Welcome !", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88320, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 172800, "max_time": 432000, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2129, "name": "Taiwan No.1", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2018-04-10T07:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2018-04-10T07:00:25.294677Z", "ended": "2019-02-27T09:52:08.963281Z", "start_waiting": "2018-04-10T07:00:24.663628Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 12, "ranked": true }, { "id": 118356, "name": "9x9 Mini League 5k-15k #91", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1270.6887600601435, "deviation": 69.91037894292256, "volatility": 0.06021489996527836 } }, "ranking": 20.462657729095017, "professional": false, "ui_class": "" }, "description": "Special league for players between 15kyu and 5kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": true, "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": 697, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2024-07-28T19:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2024-07-27T01:04:52.906351Z", "ended": "2024-08-18T13:31:15.153789Z", "start_waiting": "2024-07-27T01:04:52.694337Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 102342, "name": "Mid-Speed Open (13, L4) #1", "director": { "id": 1303195, "username": "eaglejoy", "country": "001", "icon": "https://user-uploads.online-go.com/d4b7c1948ffe6ed5f80f075d40a13547-64.png", "ratings": { "version": 5, "overall": { "rating": 1814.5278273894323, "deviation": 67.29577928717005, "volatility": 0.05999029476123887 } }, "ranking": 28.710220246475455, "professional": false, "ui_class": "" }, "description": "Note: This time seting is equivalent to “<strong>1 move</strong> per calendar day per player”.\n<h3>Additional rules</h3>\n<ul>\n<li>This Open match welcome the players who have no <strong>apologyless</strong> time-out in recent 20 correspondence games</li>\n<li>Pause or Vacation mode is not allowed</li>\n</ul>\n\n<h3>Attention</h3>\n\nOnce I choose to participate the Match, I have an obligation to avoid time-out as far as possible.\n\nIf I find I don't have enough time to finish a game or I am not willing to play any longer, I know it is time to use Resignation rather than letting the time-out happen.\n\nIf time-out does happens, I know I should apologize to my opponent.\n\n<h3>Tips</h3>\n\nI know how to use Plan Conditional Moves to speed up (such as Sente, the big value point at endgame…).\n\nI know this is a fast correspondence match, so I will apply the highest priority to it in my Active Games List.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 44661, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": true, "main_time": 86400, "period_time": 86400, "stones_per_period": 2 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12936, "name": "Mid-speed", "summary": "Middle speed matches, not so hurry, not so slow.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 21, "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-64.png" }, "auto_start_on_max": true, "time_start": "2023-04-28T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2023-04-27T16:41:31.923008Z", "ended": "2023-05-18T15:16:32.280882Z", "start_waiting": "2023-04-27T16:41:31.715684Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-15.png", "player_count": 4, "ranked": true }, { "id": 5455, "name": "Serbian light", "director": { "id": 102766, "username": "Toza", "country": "rs", "icon": "https://user-uploads.online-go.com/85621b2362c62aaecf3257a9bf207bf5-64.png", "ratings": { "version": 5, "overall": { "rating": 780.3622435069775, "deviation": 70.19061502230966, "volatility": 0.05960878027044614 } }, "ranking": 9.175733167465685, "professional": false, "ui_class": "" }, "description": "For light", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 86840, "time_control_parameters": { "time_control": "fischer", "initial_time": 39600, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 27, "name": "Serbian Go Players", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 81, "icon": "https://user-uploads.online-go.com/a4c7afeabd5c537f0916589346c203bb-64.png" }, "auto_start_on_max": false, "time_start": "2015-03-06T17:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 25, "analysis_enabled": false, "exclusivity": "open", "started": "2015-03-06T17:00:37.566581Z", "ended": "2015-09-10T17:17:08.558411Z", "start_waiting": "2015-03-06T17:00:37.409098Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/a4c7afeabd5c537f0916589346c203bb-15.png", "player_count": 8, "ranked": true }, { "id": 3457, "name": "kleines wiener 2", "director": { "id": 66704, "username": "mita va", "country": "at", "icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png", "ratings": { "version": 5, "overall": { "rating": 754.0834621093887, "deviation": 65.59093123242444, "volatility": 0.05913654738732242 } }, "ranking": 8.382725928853805, "professional": false, "ui_class": "supporter" }, "description": "offen", "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": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 445, "name": "Go7wien", "summary": "Wiener Go Klub", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 66, "icon": "https://user-uploads.online-go.com/dc8c9fc51f6266ef1f39c0eb7b0c81f3-64.png" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2014-12-16T08:42:15.367769Z", "ended": "2015-01-27T18:47:50.968482Z", "start_waiting": "2014-12-16T08:42:15.151948Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/dc8c9fc51f6266ef1f39c0eb7b0c81f3-15.png", "player_count": 0, "ranked": true }, { "id": 125743, "name": "9x9 Mini League 5k-15k #116", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1270.6887600601435, "deviation": 69.91037894292256, "volatility": 0.06021489996527836 } }, "ranking": 20.462657729095017, "professional": false, "ui_class": "" }, "description": "Special league for players between 15kyu and 5kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": true, "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": 697, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2025-03-02T20:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2025-02-27T22:22:36.528850Z", "ended": "2025-03-25T10:21:58.410728Z", "start_waiting": "2025-02-27T22:22:36.339219Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true } ] }
