Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=max_ranking&page=323
{ "count": 60683, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=324", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=322", "results": [ { "id": 135426, "name": "9x9 Mini League 10k-25k #353", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1396.756996894482, "deviation": 72.28963709119351, "volatility": 0.060271962182201794 } }, "ranking": 22.652509628626415, "professional": false, "ui_class": "" }, "description": "Special league for players between 25kyu and 10kyu. 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": 716, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2025-12-21T20:05:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-18T17:25:39.622178Z", "ended": "2026-01-22T17:15:50.282450Z", "start_waiting": "2025-12-18T17:25:39.439218Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 136940, "name": "Beginners fight club", "director": { "id": 1901664, "username": "deleted-0d14e7ba-294c-4f05-8a2d-598440adbd99", "country": "ru", "icon": "https://user-uploads.online-go.com/008409a8b0f615c9df2146442d116588-64.png", "ratings": { "version": 5, "overall": { "rating": 1155.0950809191593, "deviation": 69.95506381986796, "volatility": 0.060030168361559944 } }, "ranking": 18.25469354843633, "professional": false, "ui_class": "" }, "description": "Go, beginners!", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 43200, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": false, "per_move": 43200 }, "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": 18114, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2026-02-02T06:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2026-02-02T06:01:09.351333Z", "ended": "2026-03-01T11:52:15.619168Z", "start_waiting": "2026-02-02T06:01:08.858664Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 11, "ranked": true }, { "id": 53429, "name": "UOGC 2 DDK 13x13 Swiss", "director": { "id": 87790, "username": "WiseBear", "country": "ru", "icon": "https://user-uploads.online-go.com/87e96797186d0c4042434c29195d8f12-64.png", "ratings": { "version": 5, "overall": { "rating": 1104.0021061102002, "deviation": 62.08308547890164, "volatility": 0.06028822213904829 } }, "ranking": 17.207368885691388, "professional": false, "ui_class": "" }, "description": "UOGC DDK 13x13 Swiss tournament", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 87840, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 129600, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 4121, "name": "Universal Online Go Club", "summary": "No longer operated.", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 149, "icon": "https://user-uploads.online-go.com/cc6e6be864d8216b119aa1f58db5a937-64.png" }, "auto_start_on_max": true, "time_start": "2019-12-12T01:00:00Z", "players_start": 8, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "group", "started": "2019-12-01T13:47:35.959016Z", "ended": "2021-03-15T18:54:47.454950Z", "start_waiting": "2019-12-01T13:47:35.024697Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/cc6e6be864d8216b119aa1f58db5a937-15.png", "player_count": 16, "ranked": true }, { "id": 62891, "name": "Simple Correspondence 13x13 DDK 2020 August", "director": { "id": 302584, "username": "koast", "country": "us", "icon": "https://user-uploads.online-go.com/e5b52e887c6f66d70b3f2c72a0d4eb19-64.png", "ratings": { "version": 5, "overall": { "rating": 1518.190018088078, "deviation": 64.08013528375135, "volatility": 0.05996666523783403 } }, "ranking": 24.58242625475131, "professional": false, "ui_class": "" }, "description": "Counting is good for you!\n\nHave fun.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5017, "name": "Simple Correspondence", "summary": "2 days per move. No Analysis.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 67, "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-64.png" }, "auto_start_on_max": false, "time_start": "2020-08-01T23:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2020-08-01T23:00:30.216238Z", "ended": "2020-09-16T19:52:09.200515Z", "start_waiting": "2020-08-01T23:00:27.184008Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-15.png", "player_count": 10, "ranked": true }, { "id": 7811, "name": "Lets see what you are made of", "director": { "id": 107923, "username": "dachen11", "country": "001", "icon": "https://user-uploads.online-go.com/b9dc08867f3b2c85aa4f6100c9d6f16e-64.png", "ratings": { "version": 5, "overall": { "rating": 1398.7657096155313, "deviation": 64.79965424236048, "volatility": 0.05995347246228174 } }, "ranking": 22.68577833174736, "professional": false, "ui_class": "" }, "description": "board size is 19x19 clock starts with 10 min, with 30 sec for extra periods. If you go over the ranking limit you are out.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 2200, "time_control_parameters": { "time_control": "fischer", "initial_time": 36000, "max_time": 36000, "time_increment": 1800 }, "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": 18114, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2015-06-25T22:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2015-06-25T22:00:28.484659Z", "ended": "2015-07-11T13:49:37.160521Z", "start_waiting": "2015-06-25T22:00:28.050870Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 26, "ranked": true }, { "id": 12499, "name": "Slovenija", "director": { "id": 143441, "username": "GO 2015", "country": "hr", "icon": "https://user-uploads.online-go.com/1d484170237a1841a15e135bf67ef441-64.png", "ratings": { "version": 5, "overall": { "rating": 1409.380850420779, "deviation": 71.72359569805504, "volatility": 0.06010797334851287 } }, "ranking": 22.860798883479337, "professional": false, "ui_class": "" }, "description": "Slovenija x9", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "nz", "time_per_move": 34, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 360, "periods": 3 }, "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": true, "time_start": "2015-11-17T23:34:00Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2015-11-20T16:31:40.554561Z", "ended": "2015-11-20T16:56:41.613037Z", "start_waiting": "2015-11-20T16:31:40.353103Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png", "player_count": 6, "ranked": true }, { "id": 50157, "name": "DDK.NL Go Club - Full Moon Tournament #9", "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": "Monthly Round Robin tournament for ddk players", "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", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 432000 }, "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": false, "time_start": "2019-07-16T21:39:00Z", "players_start": 6, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2019-07-16T21:39:57.338786Z", "ended": "2019-08-21T18:00:53.827601Z", "start_waiting": "2019-07-16T21:39:54.341839Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-15.png", "player_count": 8, "ranked": true }, { "id": 67321, "name": "Simple Correspondence 13x13 DDK 2020 December", "director": { "id": 302584, "username": "koast", "country": "us", "icon": "https://user-uploads.online-go.com/e5b52e887c6f66d70b3f2c72a0d4eb19-64.png", "ratings": { "version": 5, "overall": { "rating": 1518.190018088078, "deviation": 64.08013528375135, "volatility": 0.05996666523783403 } }, "ranking": 24.58242625475131, "professional": false, "ui_class": "" }, "description": "Last Monthly of 2020!", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 5017, "name": "Simple Correspondence", "summary": "2 days per move. No Analysis.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 67, "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-64.png" }, "auto_start_on_max": false, "time_start": "2020-12-01T22:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2020-12-01T22:00:24.563369Z", "ended": "2020-12-27T17:41:24.911915Z", "start_waiting": "2020-12-01T22:00:23.260402Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-15.png", "player_count": 10, "ranked": true }, { "id": 67320, "name": "Simple Correspondence 19x19 DDK 2020 December", "director": { "id": 302584, "username": "koast", "country": "us", "icon": "https://user-uploads.online-go.com/e5b52e887c6f66d70b3f2c72a0d4eb19-64.png", "ratings": { "version": 5, "overall": { "rating": 1518.190018088078, "deviation": 64.08013528375135, "volatility": 0.05996666523783403 } }, "ranking": 24.58242625475131, "professional": false, "ui_class": "" }, "description": "Last Monthly of 2020!", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 5017, "name": "Simple Correspondence", "summary": "2 days per move. No Analysis.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 67, "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-64.png" }, "auto_start_on_max": false, "time_start": "2020-12-01T22:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2020-12-01T22:00:23.199481Z", "ended": "2021-02-18T19:16:32.275019Z", "start_waiting": "2020-12-01T22:00:21.722527Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-15.png", "player_count": 10, "ranked": true }, { "id": 66929, "name": "a long game", "director": { "id": 854834, "username": "석韩中", "country": "kr", "icon": "https://secure.gravatar.com/avatar/8f1698c1c54c441e2e407ec64fa6c65c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1282.9155675123686, "deviation": 80.26116334618081, "volatility": 0.0599978538220818 } }, "ranking": 20.68434654166363, "professional": false, "ui_class": "" }, "description": "long game", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 106560, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 1814400, "max_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7128, "name": "Minecraftのgroup", "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": true, "time_start": "2020-10-22T11:00:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2020-10-23T19:50:56.244704Z", "ended": "2020-11-02T18:11:19.955378Z", "start_waiting": "2020-10-23T19:50:55.966095Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true } ] }
