List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5644
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58832,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5645",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5643",
    "results": [
        {
            "id": 2809,
            "name": "Olympiamonatsturnier",
            "director": {
                "id": 20675,
                "username": "RaikB",
                "country": "de",
                "icon": "https://secure.gravatar.com/avatar/3d9fb2e977ccdddcc8efeb8fc6efc3ae?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1780.665751010124,
                        "deviation": 65.40966971956041,
                        "volatility": 0.0596596409427389
                    }
                },
                "ranking": 28.274121197571755,
                "professional": false,
                "ui_class": ""
            },
            "description": "Kleines Jeder-gegen-Jeden-ohne-Vorgabe-Turnier",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 23,
                "name": "German Group",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 358,
                "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": 18,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-02-21T15:16:16.810867Z",
            "ended": "2014-06-13T13:20:40.539075Z",
            "start_waiting": "2014-02-21T15:16:16.386889Z",
            "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": 47137,
            "name": "Training Ground Class 3 May 2019",
            "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": "If you want to be stronger, then you should often play with those who are a little stronger than you. Training Grounds tournaments provide you with this opportunity.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 259200,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3516,
                "name": "Game Of Stones",
                "summary": "This group is no longer operated.",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 143,
                "icon": "https://user-uploads.online-go.com/439f945317b077e50df083e0d0f09ce5-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-05-06T02:00:00Z",
            "players_start": 6,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2019-05-06T02:00:19.381065Z",
            "ended": "2021-02-15T20:17:34.440972Z",
            "start_waiting": "2019-05-06T02:00:18.179409Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/439f945317b077e50df083e0d0f09ce5-15.png",
            "player_count": 17,
            "ranked": true
        },
        {
            "id": 1496,
            "name": "Verda's mini-tournament",
            "director": {
                "id": 27223,
                "username": "Verda",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/f6e7c8043a02b919c6422538d44bcaef?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1786.069505744431,
                        "deviation": 65.92757799704543,
                        "volatility": 0.06017299122684894
                    }
                },
                "ranking": 28.344267709049607,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 259200,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 259200
            },
            "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": 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": 0,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2011-08-29T02:18:54Z",
            "ended": "2011-08-29T00:18:54Z",
            "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": 2984,
            "name": "Sunjang Baduk Tournament 3rd Season (Final Round)",
            "director": {
                "id": 27056,
                "username": "Leira",
                "country": "cr",
                "icon": "https://user-uploads.online-go.com/edefc4995500223832e03c2af5a12200-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1723.8054017070444,
                        "deviation": 64.735602087367,
                        "volatility": 0.06012529715064123
                    }
                },
                "ranking": 27.522833739017017,
                "professional": false,
                "ui_class": ""
            },
            "description": "This the championship division. The winner gets the (unofficial) title. Defending champion gets 1 point from start. http://senseis.xmp.net/?SunjangBadukTournamentAtOGS%2FThirdSeason20132014",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "korean",
            "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": 142,
                "name": "Sunjang Baduk - 순장바둑",
                "summary": "For those who would like to play Sunjang Baduk, a form of Go which was popular in Korea (Joseon) through the 16th century.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 197,
                "icon": "https://user-uploads.online-go.com/884a0fb3009f38ec8dffd08d3cc84cee-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2014-06-24T18:43:32.929644Z",
            "ended": "2014-10-06T06:17:08.886209Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/884a0fb3009f38ec8dffd08d3cc84cee-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 849,
            "name": "4th morituri Tagai-sen Tourney",
            "director": {
                "id": 14620,
                "username": "morituri",
                "country": "de",
                "icon": "https://secure.gravatar.com/avatar/b83631fa4d483e23178e48d8e4b3a955?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2286.841821005177,
                        "deviation": 64.9686065824193,
                        "volatility": 0.05991017216274213
                    }
                },
                "ranking": 34.06589090127554,
                "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": 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": 28,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2009-09-06T16:05:54Z",
            "ended": "2009-09-06T14:05:54Z",
            "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": 117145,
            "name": "Tournament #1 (19x19)",
            "director": {
                "id": 1549689,
                "username": "go_player6969",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/a2f31c0a378b4c5211900ffa0e298d48?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 800.5763082782565,
                        "deviation": 79.16186952742935,
                        "volatility": 0.06000680124512701
                    }
                },
                "ranking": 9.767762633297078,
                "professional": false,
                "ui_class": ""
            },
            "description": "This is just a normal tournament. Please join.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 44,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1800,
                "period_time": 30,
                "periods": 5
            },
            "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": 17826,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-06-22T21:30:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 12,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-06-22T21:30:48.569481Z",
            "ended": "2024-06-22T22:37:46.980163Z",
            "start_waiting": "2024-06-22T21:30:48.483086Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 2992,
            "name": "SWT 9x9 16-5kyu 3rd Cycle",
            "director": {
                "id": 52052,
                "username": "ST000MA",
                "country": "rs",
                "icon": "https://secure.gravatar.com/avatar/da4a122c783bf3156553dfebd327d39d?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1773.7204734712398,
                        "deviation": 64.7543915421217,
                        "volatility": 0.06233350490466346
                    }
                },
                "ranking": 28.18365079311867,
                "professional": false,
                "ui_class": ""
            },
            "description": "Starts on 01.09.2014. (September 1st). For more information see: http://forums.online-go.com/t/swt-tournaments/860",
            "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": 432000,
                "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": 14,
            "max_ranking": 25,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-09-01T14:30:55.440783Z",
            "ended": "2014-11-03T08:08:42.646546Z",
            "start_waiting": "2014-09-01T14:30:54.401510Z",
            "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": 67522,
            "name": "PM-Turnier",
            "director": {
                "id": 846787,
                "username": "esgo747",
                "country": "_Esperanto",
                "icon": "https://user-uploads.online-go.com/7993053afd46e71fbadd20c13f94714d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1556.8922444940276,
                        "deviation": 68.44584908733981,
                        "volatility": 0.06002864442817756
                    }
                },
                "ranking": 25.165177398391144,
                "professional": false,
                "ui_class": ""
            },
            "description": "Wg MM",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "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": 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": 17826,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-06T21:45:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2020-11-11T20:23:34.395226Z",
            "ended": "2020-11-11T21:04:08.710871Z",
            "start_waiting": "2020-11-11T20:23:34.179850Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 2817,
            "name": "winter olympics 2014",
            "director": {
                "id": 46653,
                "username": "stargrazerfairy",
                "country": "ca",
                "icon": "https://secure.gravatar.com/avatar/8787416dcf6566daf35ef68e1727d828?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 909.612696320867,
                        "deviation": 70.34972580605175,
                        "volatility": 0.06014163066480003
                    }
                },
                "ranking": 12.72371776700733,
                "professional": false,
                "ui_class": ""
            },
            "description": "lets bring hope and peace ",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 31,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 120,
                "max_time": 900,
                "time_increment": 30
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 39,
                "name": "Canadian Go Players",
                "summary": "Canadian Go Association",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 557,
                "icon": "https://user-uploads.online-go.com/373619b6c62ec2b70befaca77c9af1fa-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2014-05-16T18:30:06.728387Z",
            "ended": "2014-05-16T23:53:56.351105Z",
            "start_waiting": "2014-05-16T18:30:05.973229Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/373619b6c62ec2b70befaca77c9af1fa-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 3208,
            "name": "SWT 13x13 SDK and Dan 4th Cycle",
            "director": {
                "id": 52052,
                "username": "ST000MA",
                "country": "rs",
                "icon": "https://secure.gravatar.com/avatar/da4a122c783bf3156553dfebd327d39d?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1773.7204734712398,
                        "deviation": 64.7543915421217,
                        "volatility": 0.06233350490466346
                    }
                },
                "ranking": 28.18365079311867,
                "professional": false,
                "ui_class": ""
            },
            "description": "For more information see: http://forums.online-go.com/t/swt-tournaments/860.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 91200,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 432000,
                "max_time": 432000,
                "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": 21,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-12-15T21:14:27.471810Z",
            "ended": "2015-05-01T20:58:20.720842Z",
            "start_waiting": "2014-12-15T21:14:24.918044Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        }
    ]
}