Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-max_ranking&page=5763
{ "count": 58933, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=5764", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=5762", "results": [ { "id": 101, "name": "Xool's mini-tournament", "director": { "id": 2876, "username": "Xool", "country": "un", "icon": "https://secure.gravatar.com/avatar/bae1327a2dfeb91c3a71f5ac1c30f84e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1336.5502181617323, "deviation": 210.7451550741362, "volatility": 0.06000007082318102 } }, "ranking": 21.632490800262158, "professional": false, "ui_class": "provisional" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 432000, "time_control_parameters": { "time_control": "simple", "per_move": 432000 }, "is_open": true, "exclude_provisional": false, "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": 384, "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": 0, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2006-06-08T21:35:00Z", "ended": "2006-10-09T14:01:00Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 100, "name": "Funfun's mini-tournament", "director": { "id": 2866, "username": "Funfun", "country": "un", "icon": "https://secure.gravatar.com/avatar/5762614b62b719ddaec95039ade12120?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1600.4803378092113, "deviation": 218.74947930154852, "volatility": 0.05999919688763707 } }, "ranking": 25.804397791148112, "professional": false, "ui_class": "provisional" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "simple", "per_move": 86400 }, "is_open": true, "exclude_provisional": false, "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": 384, "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": 3, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2006-06-07T01:11:00Z", "ended": "2006-08-14T23:02:00Z", "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": 28151, "name": "le tournoi 9.9", "director": { "id": 451812, "username": "kaze24", "country": "fr", "icon": "https://user-uploads.online-go.com/7d4ecfec6126a0906dd95977c496b3f0-64.png", "ratings": { "version": 5, "overall": { "rating": 964.779599975824, "deviation": 68.9247228972231, "volatility": 0.05999556684294684 } }, "ranking": 14.086807846472144, "professional": false, "ui_class": "" }, "description": "tournoi mcmahon", "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": 1668, "name": "le groupe débutant", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 20, "icon": "https://user-uploads.online-go.com/7fed6aaa12eb6440c903038151af2408-64.png" }, "auto_start_on_max": true, "time_start": "2017-06-21T09:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2017-06-23T16:49:46.454920Z", "ended": "2017-07-06T08:59:19.365470Z", "start_waiting": "2017-06-23T16:49:46.279381Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/7fed6aaa12eb6440c903038151af2408-15.png", "player_count": 4, "ranked": true }, { "id": 121684, "name": "Beginners fun tournament", "director": { "id": 635649, "username": "Kinsetsu", "country": "gb", "icon": "https://user-uploads.online-go.com/0b77bbe495d5bb9305a966f363acdf71-64.png", "ratings": { "version": 5, "overall": { "rating": 636.067546201368, "deviation": 68.29021479174683, "volatility": 0.05997814582336807 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "A tournament aimed at beginners.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "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": 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": 8852, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2024-11-02T22:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2024-11-02T22:00:33.746365Z", "ended": "2025-05-30T16:49:27.070090Z", "start_waiting": "2024-11-02T22:00:33.605361Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 11, "ranked": true }, { "id": 50158, "name": "DDK.NL Go Club - July IDDK Swiss", "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": "Quarterly Swiss tournament for intermediate ddk players", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": false, "per_move": 172800 }, "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": "2019-07-28T10:00:00Z", "players_start": 8, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 11, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2019-08-01T11:43:38.635160Z", "ended": "2019-11-21T21:47:46.973528Z", "start_waiting": "2019-08-01T11:43:38.156022Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-15.png", "player_count": 5, "ranked": true }, { "id": 493, "name": "Omnus Bellum Velox Pyro Tyro Tournament 13x13", "director": { "id": 17920, "username": "steven_d", "country": "us", "icon": "https://secure.gravatar.com/avatar/cbbe7298990ea0befd51c342164de33a?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1445.4002836906518, "deviation": 77.93037145653427, "volatility": 0.05998683663606573 } }, "ranking": 23.445007685037485, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "time_control": "simple", "per_move": 172800 }, "is_open": true, "exclude_provisional": false, "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": 384, "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": 0, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2008-05-19T16:27:26Z", "ended": "2008-05-19T14:27:26Z", "start_waiting": null, "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 62306, "name": "25k-15k: 13x13 correspondence, auto-handicap", "director": { "id": 753709, "username": "jiveo", "country": "fi", "icon": "https://secure.gravatar.com/avatar/d676d8b1421760441b47ad0e33ab4c54?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1458.4350218819798, "deviation": 60.68056284745568, "volatility": 0.059933481788652106 } }, "ranking": 23.652840557163405, "professional": false, "ui_class": "supporter" }, "description": "Correspondence for fun and study, with room for those who didn't fit into a recent site-wide 13x13. \n\nAutomatic handicaps.", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 345600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5144, "name": "Go players", "summary": "For all go players - feel free to join!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 226, "icon": "https://user-uploads.online-go.com/4ec48471c12af9fa68f6f30d6c700930-64.png" }, "auto_start_on_max": true, "time_start": "2020-06-24T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2020-06-24T18:00:20.719559Z", "ended": "2020-07-14T14:31:40.395862Z", "start_waiting": "2020-06-24T18:00:20.046560Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/4ec48471c12af9fa68f6f30d6c700930-15.png", "player_count": 5, "ranked": true }, { "id": 2137, "name": "little contest", "director": { "id": 48212, "username": "MaMiFreak", "country": "nl", "icon": "https://user-uploads.online-go.com/a5379616a3a1b96045a6ef885f7e1d7f-64.png", "ratings": { "version": 5, "overall": { "rating": 2173.8418640585624, "deviation": 66.43386754330784, "volatility": 0.06007471317334801 } }, "ranking": 32.892748404292256, "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": false, "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": 384, "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": 3, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2013-10-01T04:46:13Z", "ended": "2013-10-01T02:46:13Z", "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": 1030, "name": "kayoubi's mini-tournament", "director": { "id": 20967, "username": "kayoubi", "country": "us", "icon": "https://secure.gravatar.com/avatar/d4d5f2c9c6b1d3055b4699a3d9497d09?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1284.19912426039, "deviation": 66.35312541263123, "volatility": 0.06001058486619001 } }, "ranking": 20.707496532809813, "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": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "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": 384, "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": 3, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2010-08-14T03:52:24Z", "ended": "2010-08-14T01:52:24Z", "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": 137303, "name": "BeGinNer fIgHT!! _ ReBooT Ver7_ TNMT", "director": { "id": 1742791, "username": "AKIBABO", "country": "_GoT_Lannister", "icon": "https://user-uploads.online-go.com/42e46e1ae449cfa5e3b99fac1d8dfab8-64.png", "ratings": { "version": 5, "overall": { "rating": 877.5663079078025, "deviation": 61.689867886879824, "volatility": 0.05990098025022462 } }, "ranking": 11.893410990768338, "professional": false, "ui_class": "" }, "description": "BeGinNer fIgHT!! \n어서 오세요~~!! 초보자여~~ \n新手欢迎～～～", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": false, "per_move": 86400 }, "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": 2, "icon": "https://user-uploads.online-go.com/43948073dc0ed3291bbcf879bf34fa76-64.png" }, "auto_start_on_max": false, "time_start": "2026-02-19T10:00:00Z", "players_start": 8, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2026-02-19T10:00:15.813083Z", "ended": null, "start_waiting": "2026-02-19T10:00:15.585724Z", "board_size": 19, "active_round": 2, "icon": "https://user-uploads.online-go.com/43948073dc0ed3291bbcf879bf34fa76-15.png", "player_count": 8, "ranked": true } ] }
