List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=122
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58931,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=123",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=121",
    "results": [
        {
            "id": 127161,
            "name": "N7 ტურნირი",
            "director": {
                "id": 1459143,
                "username": "Gochadvalii",
                "country": "ge",
                "icon": "https://secure.gravatar.com/avatar/91b1714ddc9099ef33e2e3b50fad9a7a?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 955.698479856933,
                        "deviation": 60.926819584507065,
                        "volatility": 0.059973280938654616
                    }
                },
                "ranking": 13.867873301123513,
                "professional": false,
                "ui_class": ""
            },
            "description": "ტურნირი დაიწყება 9 საათზე.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 31,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 20,
                "periods": 4
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 15109,
                "name": "გო ქუთაისში",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 34,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2025-04-05T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-04-05T17:00:14.646098Z",
            "ended": "2025-04-05T17:18:41.447688Z",
            "start_waiting": "2025-04-05T17:00:14.586362Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 2036,
            "name": "Newbigin's mini-midfield",
            "director": {
                "id": 46626,
                "username": "Newbigin",
                "country": "de",
                "icon": "https://secure.gravatar.com/avatar/d505645a381616621508f882b66093c6?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1426.858898192516,
                        "deviation": 67.27697327021836,
                        "volatility": 0.05999433959825994
                    }
                },
                "ranking": 23.146121679643088,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 432000,
                "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": "2012-11-30T08:28:59Z",
            "ended": "2012-11-30T07:28:59Z",
            "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": 58916,
            "name": "🍏a'p'pie",
            "director": {
                "id": 737306,
                "username": "2020vs",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/78080aa54321ea05a7dcca1596e6c924-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1057.6297343678023,
                        "deviation": 68.72909751962305,
                        "volatility": 0.060123971197317244
                    }
                },
                "ranking": 16.21396648247981,
                "professional": false,
                "ui_class": ""
            },
            "description": "9x9Tournament12345678910111213111114151161111718192021229x9\n2020\\04171400\nhi\napp",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 6720,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "total_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5213,
                "name": "apple",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 0,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-17T06:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-04-17T06:00:15.075721Z",
            "ended": "2020-06-26T17:58:09.384535Z",
            "start_waiting": "2020-04-17T06:00:14.085139Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 120017,
            "name": "Delta-0",
            "director": {
                "id": 1585100,
                "username": "deleted-66b4a315-c303-46ae-90de-e8e37a4c3fa6",
                "country": "_Pirate",
                "icon": "https://secure.gravatar.com/avatar/12b30d3eccfef9b34d2a0420bd25bb99?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 815.7450678973728,
                        "deviation": 66.88709288670957,
                        "volatility": 0.06005155078682002
                    }
                },
                "ranking": 10.202288959673531,
                "professional": false,
                "ui_class": ""
            },
            "description": "Первый тестовый турнир!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 90782,
            "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": false,
            "group": {
                "id": 14585,
                "name": "Delta Go",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 4,
                "icon": "https://user-uploads.online-go.com/32c6999fbadddc661789e4b4b63791b6-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-10-01T07:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2024-10-01T07:00:58.427696Z",
            "ended": "2024-12-19T12:14:06.745157Z",
            "start_waiting": "2024-10-01T07:00:58.364872Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/32c6999fbadddc661789e4b4b63791b6-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 8690,
            "name": "Orion 7 19x19 Juli 2015",
            "director": {
                "id": 66704,
                "username": "mita va",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 759.7348503209386,
                        "deviation": 64.81979589727382,
                        "volatility": 0.059128531507433996
                    }
                },
                "ranking": 8.55557394345362,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "xfrzt njko",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36960,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 86400,
                "max_time": 259200,
                "time_increment": 36000
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 357,
                "name": "ORION",
                "summary": "Torneo Latinoamericano de Go por equipos Sub-18",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 137,
                "icon": "https://user-uploads.online-go.com/ee9d9460a8b97d165ea8a0d257436c51-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2015-07-04T16:52:00Z",
            "players_start": 3,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 15,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2015-07-04T16:52:34.728199Z",
            "ended": "2015-08-17T19:33:14.826230Z",
            "start_waiting": "2015-07-04T16:52:34.288863Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ee9d9460a8b97d165ea8a0d257436c51-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 6773,
            "name": "Orion 6 19x19 Mai 2015",
            "director": {
                "id": 66704,
                "username": "mita va",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 759.7348503209386,
                        "deviation": 64.81979589727382,
                        "volatility": 0.059128531507433996
                    }
                },
                "ranking": 8.55557394345362,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "drtz uhi",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36960,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 86400,
                "max_time": 259200,
                "time_increment": 36000
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 357,
                "name": "ORION",
                "summary": "Torneo Latinoamericano de Go por equipos Sub-18",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 137,
                "icon": "https://user-uploads.online-go.com/ee9d9460a8b97d165ea8a0d257436c51-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2015-05-01T16:55:00Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2015-04-30T15:45:21.695898Z",
            "ended": "2015-06-29T22:02:00.256655Z",
            "start_waiting": "2015-04-30T15:45:19.865539Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ee9d9460a8b97d165ea8a0d257436c51-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 92310,
            "name": "Akwa 29",
            "director": {
                "id": 1120294,
                "username": "deleted-77c49b2e-5e42-44c2-aa5c-d4619ca90c4e",
                "country": "_United_Federation_of_Planets",
                "icon": "https://secure.gravatar.com/avatar/4fddc1da78465323e6e60f9e24fd9a92?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 797.4061279538024,
                        "deviation": 64.89791980163515,
                        "volatility": 0.05999668427354532
                    }
                },
                "ranking": 9.675909595206456,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19\nRank: 20k-15k",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3317,
                "name": "Akwa-chichirmala",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 7,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-07-22T18:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-07-22T18:00:12.467607Z",
            "ended": "2022-10-28T08:27:37.649246Z",
            "start_waiting": "2022-07-22T18:00:12.372610Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 3486,
            "name": "Delhi open",
            "director": {
                "id": 66704,
                "username": "mita va",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 759.7348503209386,
                        "deviation": 64.81979589727382,
                        "volatility": 0.059128531507433996
                    }
                },
                "ranking": 8.55557394345362,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "xydft jnk",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88320,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 172800,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 102,
                "name": "India Go Club - AIGP",
                "summary": "Affiliated with **Association of Indian Go Players** - [AIGP](https://aigp.org.in).\n\nThis is a group for all Indians who play go and reside in or around India. We are also happy to have any go player around the planet, interested in meeting and networking ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 244,
                "icon": "https://user-uploads.online-go.com/9c775ca930451450cefbcdd80b14c02e-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": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-12-14T15:54:35.807175Z",
            "ended": "2015-08-29T04:12:02.687697Z",
            "start_waiting": "2014-12-14T15:54:35.604216Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9c775ca930451450cefbcdd80b14c02e-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 65182,
            "name": "9x9 diario",
            "director": {
                "id": 362737,
                "username": "seranhelo",
                "country": "co",
                "icon": "https://user-uploads.online-go.com/c6280536610b91d50418b68e10fc8081-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1315.4110560105903,
                        "deviation": 60.784797360228325,
                        "volatility": 0.05977725254366489
                    }
                },
                "ranking": 21.26341906930818,
                "professional": false,
                "ui_class": ""
            },
            "description": "principiantes",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 15360,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 14400,
                "initial_time": 86400,
                "max_time": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4667,
                "name": "Universidad El Bosque",
                "summary": "UB GO",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 71,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2020-09-10T01:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-09-08T15:12:39.437998Z",
            "ended": "2020-09-14T17:01:09.892590Z",
            "start_waiting": "2020-09-08T15:12:39.019563Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 58488,
            "name": "Fast Correspondence 13x13 Round Robin for 15-25ks",
            "director": {
                "id": 600584,
                "username": "cleinias",
                "country": "_Klingon",
                "icon": "https://user-uploads.online-go.com/6f11943291d925541b777dc75bb26e22-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1083.363560027686,
                        "deviation": 64.13535361989959,
                        "volatility": 0.059977499170969555
                    }
                },
                "ranking": 16.770499524278822,
                "professional": false,
                "ui_class": ""
            },
            "description": "**Clock**: Fischer. Clock starts with 1 day and increments by 12 hours per move up to a maximum of 2 days.\n\n- ! Does NOT pause on the weekend !\n\n---\n\n- This tournament is for players that don’t use vacation.\n\n- Just one round of simultaneous games. Chinese Rules/Scoring.\n\n- This is a ‘**FAST** Correspondence Tournament’. Please avoid delaying your games using the Vacation feature or Pause. Any participant using Vacation or Pause may be disqualified (and forfeit unfinished games) at the discretion of the Tournament Director.\n\n- Please make sure you understand the **’Clock’ settings** before you join this tournament. It typically takes 3-4 weeks to complete and you will need to log on and play at two well-spaced times most days to avoid losing by timeout.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 44160,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 86400,
                "max_time": 172800
            },
            "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": 817,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-15T20:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-04-15T20:00:37.575987Z",
            "ended": "2020-05-24T04:58:37.806150Z",
            "start_waiting": "2020-04-15T20:00:33.419960Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 9,
            "ranked": true
        }
    ]
}