List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=first_pairing_method&page=5667
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58972,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=5668",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=5666",
    "results": [
        {
            "id": 253,
            "name": "Dios's Tournament of Champions",
            "director": {
                "id": 7826,
                "username": "Dios",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/317faee3d732d53e6e7699aba9acf040?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1184.0223222165275,
                        "deviation": 90.85634050889757,
                        "volatility": 0.059993167539567585
                    }
                },
                "ranking": 18.8273024965393,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 604800,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 604800
            },
            "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": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2007-06-26T00:28:00Z",
            "ended": "2007-08-07T01:13:00Z",
            "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": 71806,
            "name": "2do partidas para segundo",
            "director": {
                "id": 88120,
                "username": "satoshi84",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/6a6404f3dd53bce3fc1e4a88fb357e2e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1136.7959829193692,
                        "deviation": 78.40429708623937,
                        "volatility": 0.06016044531576248
                    }
                },
                "ranking": 17.885013568829635,
                "professional": false,
                "ui_class": ""
            },
            "description": "2do partidas para segundo",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 23,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 20,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5581,
                "name": "Colegio Serapio Rendón // Kinder - Primaria",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 200,
                "icon": "https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-23T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-02-23T15:27:48.624612Z",
            "ended": "2021-02-23T15:57:50.165189Z",
            "start_waiting": "2021-02-23T15:27:48.277188Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 3146,
            "name": "UGC Tournament 19x19",
            "director": {
                "id": 73321,
                "username": "Alko",
                "country": "ua",
                "icon": "https://secure.gravatar.com/avatar/0407c96c0ff6d770bfacbc590c798b3e?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1439.827409463775,
                        "deviation": 64.92503565859334,
                        "volatility": 0.060012258900592336
                    }
                },
                "ranking": 23.355578210132148,
                "professional": false,
                "ui_class": ""
            },
            "description": "Дата начала проведения турнира будет известна после того, как все места будут заняты!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 345600,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 347,
                "name": "Ukrainian Go Club",
                "summary": "Группа для любителей поиграть в своё удовольствие. (Group for fans to play for fun).",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 150,
                "icon": "https://user-uploads.online-go.com/394b5607e9a987631627520b966e4c28-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-10-12T19:35:20.616780Z",
            "ended": "2015-07-15T21:31:18.412927Z",
            "start_waiting": "2014-10-12T19:35:20.170978Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/394b5607e9a987631627520b966e4c28-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 3192,
            "name": "spencerRRR's go basics",
            "director": {
                "id": 86828,
                "username": "SpencerRRR",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/3fc4f783fbbabf5e233362bbe71f29bf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1308.6866931504342,
                        "deviation": 70.26964547990887,
                        "volatility": 0.0600178516665556
                    }
                },
                "ranking": 21.144773076792276,
                "professional": false,
                "ui_class": ""
            },
            "description": "a fun way to learn go basics",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 172800
            },
            "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": 17853,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.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": "open",
            "started": "2014-10-04T01:08:37.372562Z",
            "ended": "2014-10-15T00:00:13.492324Z",
            "start_waiting": "2014-10-04T01:08:37.221640Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 838,
            "name": "The Fourth Dimension (of Infinity's original series)",
            "director": {
                "id": 20606,
                "username": "Infinity",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/b0b3c0b98c88f5056f73a31e9a78419f?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1862.987308823708,
                        "deviation": 69.46877791327594,
                        "volatility": 0.060188015447715834
                    }
                },
                "ranking": 29.320361546870892,
                "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": "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": 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": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2009-05-28T23:11:50Z",
            "ended": "2009-05-28T21:11:50Z",
            "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": 839,
            "name": "littleman's mini-tournament",
            "director": {
                "id": 17827,
                "username": "littleman",
                "country": "nl",
                "icon": "https://secure.gravatar.com/avatar/746e5eebf69379b2924fcbd2c981f3b0?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2100.9280183570545,
                        "deviation": 67.28376883688223,
                        "volatility": 0.05999704049713282
                    }
                },
                "ranking": 32.102942497740635,
                "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": 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": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2009-09-26T08:30:32Z",
            "ended": "2009-09-26T06:30:32Z",
            "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": 90787,
            "name": "PG SDK 2023 19x19",
            "director": {
                "id": 1162525,
                "username": "ants",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/112db88f312658e329b4c4730bb7be3b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "The Big One",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 58560,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 57600,
                "initial_time": 86400,
                "max_time": 345600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 11630,
                "name": "SDK Proving Grounds (Single Digit Kyu)",
                "summary": "The Official SDK Proving Grounds. This group spawned from the DDK Proving Grounds (Double Digit Kyu) group, & it's popularity. Here, SDK's can play against other SDK's (or Dan players that haven’t established a solid foothold in Dan land yet). If you get s",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 100,
                "icon": "https://user-uploads.online-go.com/fe22e722b560243ad3845b81f4d4722b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-01-01T09:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 21,
            "max_ranking": 29,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2023-01-01T09:00:24.529727Z",
            "ended": "2023-10-28T11:35:35.437453Z",
            "start_waiting": "2023-01-01T09:00:24.131800Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/fe22e722b560243ad3845b81f4d4722b-15.png",
            "player_count": 27,
            "ranked": true
        },
        {
            "id": 70608,
            "name": "Torneo rápido!",
            "director": {
                "id": 607938,
                "username": "kido.go.baduk",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 737.7046137263186,
                        "deviation": 68.20913185753804,
                        "volatility": 0.06058593027435129
                    }
                },
                "ranking": 7.874362062534066,
                "professional": false,
                "ui_class": ""
            },
            "description": "vamos a jugar  partidas",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 43,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1200,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5581,
                "name": "Colegio Serapio Rendón // Kinder - Primaria",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 200,
                "icon": "https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-01-26T20:05:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-01-26T20:05:47.541857Z",
            "ended": "2021-01-26T20:28:09.884001Z",
            "start_waiting": "2021-01-26T20:05:47.033294Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-15.png",
            "player_count": 14,
            "ranked": true
        },
        {
            "id": 60257,
            "name": "Fast Correspondence Unofficial Title Tournament 19x19 - 2020",
            "director": {
                "id": 497519,
                "username": "Kosh-retired",
                "country": "_Lord_Howe_Island",
                "icon": "https://secure.gravatar.com/avatar/39dc5f9ee81b8243d315c8c729844456?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1574.954785564748,
                        "deviation": 61.40997215047312,
                        "volatility": 0.060088015249815864
                    }
                },
                "ranking": 25.432209892698047,
                "professional": false,
                "ui_class": ""
            },
            "description": "and does **NOT** pause on the weekend.\n\n<body>\n  <h2 style=\"color:red\">Using vacation is grounds for immediate disqualification from this tournament.</h2>\n</body>\n\nObviously pausing games is also not allowed.\n\nOkay guys and gals, let's show those slowpokes how a tournament can go. :D",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30720,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 28800,
                "initial_time": 172800,
                "max_time": 259200
            },
            "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": 819,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-06-30T12:05:00Z",
            "players_start": 60,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-06-30T12:05:38.625712Z",
            "ended": "2021-02-14T22:47:13.700309Z",
            "start_waiting": "2020-06-30T12:05:14.626614Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 115,
            "ranked": true
        },
        {
            "id": 65869,
            "name": "OGC October Tournament 19k-15k",
            "director": {
                "id": 138181,
                "username": "Clossius",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/423037a54347a4a9a1ae2eaf15ceea96-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2009.108246484941,
                        "deviation": 62.20658121414229,
                        "volatility": 0.06018656363339447
                    }
                },
                "ranking": 31.068410772900062,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "OGC October Tournament 19k-15k",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "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": true,
            "group": {
                "id": 2144,
                "name": "The Online Go Club",
                "summary": "A fun group for players to play and make friends!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 247,
                "icon": "https://user-uploads.online-go.com/806d6fed72c1e320ac298fb816c0b8fc-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-10-03T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 11,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-10-03T15:00:31.703816Z",
            "ended": "2020-10-03T19:38:36.554598Z",
            "start_waiting": "2020-10-03T15:00:31.431817Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/806d6fed72c1e320ac298fb816c0b8fc-15.png",
            "player_count": 9,
            "ranked": true
        }
    ]
}