List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-min_ranking&page=320
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60090,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-min_ranking&page=321",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-min_ranking&page=319",
    "results": [
        {
            "id": 2347,
            "name": "johnkelly's mini-tournament",
            "director": {
                "id": 31684,
                "username": "johnkelly",
                "country": "pl",
                "icon": "https://secure.gravatar.com/avatar/64843f96a2c892964306d188a25753f3?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1365.259772629646,
                        "deviation": 67.77574780025066,
                        "volatility": 0.05987752699667684
                    }
                },
                "ranking": 22.124495200892813,
                "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": 385,
                "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": 7,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-09-22T15:06:48Z",
            "ended": "2013-12-12T22:57:28.645261Z",
            "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": 57823,
            "name": "Kikinda",
            "director": {
                "id": 134125,
                "username": "mitava",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 789.792021382491,
                        "deviation": 64.86396886901105,
                        "volatility": 0.059924389565863295
                    }
                },
                "ranking": 9.453797542761778,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 91200,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 432000,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 27,
                "name": "Serbian Go Players",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 81,
                "icon": "https://user-uploads.online-go.com/a4c7afeabd5c537f0916589346c203bb-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-03-25T16:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 7,
            "max_ranking": 13,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-03-25T16:00:56.043738Z",
            "ended": "2021-01-21T19:38:47.954229Z",
            "start_waiting": "2020-03-25T16:00:55.057408Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/a4c7afeabd5c537f0916589346c203bb-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 72398,
            "name": "mr spocks tournament",
            "director": {
                "id": 915177,
                "username": "mr spock",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/7792d01be6cca86342e371e6cb1d9656-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 918.8354226709188,
                        "deviation": 66.00660520275014,
                        "volatility": 0.06001812456311965
                    }
                },
                "ranking": 12.95725780951296,
                "professional": false,
                "ui_class": ""
            },
            "description": "tourment only for vulcans",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "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": 7952,
                "name": "BGA Online Congress 2021",
                "summary": "BGA Online Congress 2021",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 282,
                "icon": "https://user-uploads.online-go.com/2b6f9aedb587d81d66122fd2b2dc2f10-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-09T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 7,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-03-09T23:12:37.192283Z",
            "ended": "2021-05-06T16:47:58.644259Z",
            "start_waiting": "2021-03-09T23:12:37.060878Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/2b6f9aedb587d81d66122fd2b2dc2f10-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 233,
            "name": "jam packers face off",
            "director": {
                "id": 5004,
                "username": "raychul",
                "country": "gb",
                "icon": "https://secure.gravatar.com/avatar/62ee8fc79f3d0b15e2eab46498d5b472?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1418.0988835014427,
                        "deviation": 68.23826131569069,
                        "volatility": 0.060000205252909354
                    }
                },
                "ranking": 23.003557187255673,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 864000,
                "time_increment": 172800
            },
            "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": 385,
                "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": 7,
            "max_ranking": 14,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2007-05-18T19:19:00Z",
            "ended": "2007-12-31T06:43:00Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 347,
            "name": "fires breath",
            "director": {
                "id": 13471,
                "username": "goramay",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/aa514642a4a5cdf1361fe3761e13d716?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1438.1292428417835,
                        "deviation": 77.54193533314309,
                        "volatility": 0.0599831164902528
                    }
                },
                "ranking": 23.328258436687953,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 345600,
                "max_time": 864000,
                "time_increment": 172800
            },
            "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": 385,
                "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": 7,
            "max_ranking": 15,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2009-01-13T02:44:32Z",
            "ended": "2009-01-13T01:44:32Z",
            "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": 396,
            "name": "druuchi's second mini-tournament",
            "director": {
                "id": 14911,
                "username": "druuchi",
                "country": "de",
                "icon": "https://user-uploads.online-go.com/2c155a9fbc24ac5484b39f918a21753d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1040.078721682811,
                        "deviation": 64.35174771804421,
                        "volatility": 0.05948321940221547
                    }
                },
                "ranking": 15.826576687004215,
                "professional": false,
                "ui_class": "supporter"
            },
            "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": 385,
                "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": 7,
            "max_ranking": 14,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2008-10-29T22:03:30Z",
            "ended": "2008-10-29T21:03:30Z",
            "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": 1308,
            "name": "Julko's mini-tournament IV",
            "director": {
                "id": 15530,
                "username": "Julko",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 872.4358271776667,
                        "deviation": 67.16931578364454,
                        "volatility": 0.05926939074897978
                    }
                },
                "ranking": 11.757672905887626,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 604800,
                "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": 385,
                "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": 7,
            "max_ranking": 17,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2011-04-24T15:20:48Z",
            "ended": "2011-04-24T13:20:48Z",
            "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": 1358,
            "name": "Gogas's handikap-tournament",
            "director": {
                "id": 33115,
                "username": "Gogas",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/4c2edaf5cd233d610074596f38cde0b5?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1832.0378345676754,
                        "deviation": 67.28243758726465,
                        "volatility": 0.060216512628776815
                    }
                },
                "ranking": 28.932544383346094,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "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": 385,
                "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": 7,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2011-05-22T08:06:39Z",
            "ended": "2011-05-22T06:06:39Z",
            "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": 85781,
            "name": "20220206 practice game(練習比賽)",
            "director": {
                "id": 1112077,
                "username": "Taiwanese_",
                "country": "tw",
                "icon": "https://secure.gravatar.com/avatar/aa684cf068e474839292bf8a70db8242?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 856.151121534791,
                        "deviation": 75.36978879298078,
                        "volatility": 0.059980578068218944
                    }
                },
                "ranking": 11.321476058066832,
                "professional": false,
                "ui_class": ""
            },
            "description": "practice game(練習比賽)",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 30,
                "period_time": 10,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1144,
                "name": "Taiwanese",
                "summary": "Mostly Taiwanese!\n\nlet us know if you want to be admin. Please take great care, thank you!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 181,
                "icon": "https://user-uploads.online-go.com/fe3a174d07946483a6050a9acfa63393-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-02-06T09:30:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 7,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2023-01-31T12:14:58.386901Z",
            "ended": "2023-01-31T12:25:23.773837Z",
            "start_waiting": "2023-01-31T12:14:58.315198Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/fe3a174d07946483a6050a9acfa63393-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 1247,
            "name": "Bibi_42's mini-tournament",
            "director": {
                "id": 14922,
                "username": "Bibi_42",
                "country": "fr",
                "icon": "https://secure.gravatar.com/avatar/2638278704e246f9f77674e2e763c301?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1699.0023107549005,
                        "deviation": 63.07846835664246,
                        "volatility": 0.06004088722124174
                    }
                },
                "ranking": 27.18731877325332,
                "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": 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": 385,
                "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": 7,
            "max_ranking": 17,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-09-23T08:23:26Z",
            "ended": "2010-09-23T06:23:26Z",
            "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
        }
    ]
}