List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=5876
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60785,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=5877",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=5875",
    "results": [
        {
            "id": 106613,
            "name": "19x19 Paris round #4",
            "director": {
                "id": 1367835,
                "username": "Tomogogy",
                "country": "fr",
                "icon": "https://user-uploads.online-go.com/726d3c85cae450f426719cd5cf9744d9-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 852.547475391274,
                        "deviation": 64.71800278520024,
                        "volatility": 0.059985031245354634
                    }
                },
                "ranking": 11.22382919154495,
                "professional": false,
                "ui_class": ""
            },
            "description": "For intermediate kyu.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30851,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 28800,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 43,
                "name": "Kyu Level Study Group",
                "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8956,
                "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-08-20T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 19,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-08-20T10:16:13.866280Z",
            "ended": "2023-11-13T21:44:36.745325Z",
            "start_waiting": "2023-08-20T10:16:13.789392Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 1837,
            "name": "apei's help 4",
            "director": {
                "id": 20502,
                "username": "nobush",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/d0c558f672e167a609363bda95da4150-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1399.2132270124428,
                        "deviation": 63.72184147134282,
                        "volatility": 0.06067536990277612
                    }
                },
                "ranking": 22.69318369687804,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 432000,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 432000
            },
            "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": 386,
                "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": 19,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-06-05T11:03:24Z",
            "ended": "2012-06-05T09:03:24Z",
            "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": 354,
            "name": "500/1000 - Even games - Double round",
            "director": {
                "id": 13250,
                "username": "Bentaye",
                "country": "fr",
                "icon": "https://user-uploads.online-go.com/e634650be997711b90d7163415d61eb1-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1808.098042488414,
                        "deviation": 63.79466767567506,
                        "volatility": 0.05984361810153658
                    }
                },
                "ranking": 28.62804246598684,
                "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": 386,
                "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": 19,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2007-11-06T08:26:00Z",
            "ended": "2008-02-11T08:15:00Z",
            "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": 85712,
            "name": "SS 13×13 2022 - 5",
            "director": {
                "id": 743533,
                "username": "ss76",
                "country": "ru",
                "icon": "https://secure.gravatar.com/avatar/13929beaec2a082c41c26666dd917e5a?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 914.545712323549,
                        "deviation": 60.551635748173815,
                        "volatility": 0.06001448013479541
                    }
                },
                "ranking": 12.848925751472732,
                "professional": false,
                "ui_class": ""
            },
            "description": "play go",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "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": 18118,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-02-08T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 19,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-02-08T15:51:03.570267Z",
            "ended": "2022-04-29T23:50:29.165399Z",
            "start_waiting": "2022-02-08T15:51:03.210680Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 1141,
            "name": "odilo's mini-tournament",
            "director": {
                "id": 23534,
                "username": "odilo",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/a280d023f0b8970aaec354d11b55aa00?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1259.1697691530774,
                        "deviation": 67.98859504176583,
                        "volatility": 0.06001806175266714
                    }
                },
                "ranking": 20.251842397524285,
                "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": 386,
                "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": 19,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-08-15T22:19:03Z",
            "ended": "2010-08-15T20:19:03Z",
            "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": 58502,
            "name": "o god",
            "director": {
                "id": 736026,
                "username": "李張樂",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/d45769aab0523878768b0b2d1164cd85?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1373.2951358573407,
                        "deviation": 64.83524429933749,
                        "volatility": 0.060011864092403285
                    }
                },
                "ranking": 22.260347282571285,
                "professional": false,
                "ui_class": ""
            },
            "description": "oppppppppppppp8",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "live",
                "pause_on_weekends": false,
                "total_time": 2700
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 4530,
                "name": "HKCGA 對局室",
                "summary": "\n同學想下棋可在下方留言,最好寫上自己棋力,方便對手設定合適讓子。 ( K = 級、 D = 段 )\n\nP.S. 此對局室只限 \" 香港兒童圍棋學院-網絡班 \" 學生使用。\n\n同學在此對局室,必須使用自己 \"中文全名\" 的帳號來對弈,敬請合作 !\n\n(hkcga2004)院長會不定時上線跟大家互相切磋,歡迎指教!",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 115,
                "icon": "https://user-uploads.online-go.com/2ce7e016e6fbea633e91b036ce8e5f19-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-05T03:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 19,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-04-14T01:41:43.994385Z",
            "ended": "2020-04-14T03:17:06.177103Z",
            "start_waiting": "2020-04-14T01:41:43.543734Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/2ce7e016e6fbea633e91b036ce8e5f19-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 1634,
            "name": "Intersectional Bi-tonal Convergence Bonanza",
            "director": {
                "id": 36929,
                "username": "NeilZeBub",
                "country": "_England",
                "icon": "https://user-uploads.online-go.com/fc2d4b74bc1128532c226399c7d3868b-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1352.0599632623619,
                        "deviation": 63.24461360206309,
                        "volatility": 0.0599713078987637
                    }
                },
                "ranking": 21.899583876406613,
                "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": 386,
                "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": 12,
            "max_ranking": 19,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-05-08T09:40:25Z",
            "ended": "2012-05-08T07:40:25Z",
            "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": 386,
            "name": "Five",
            "director": {
                "id": 10173,
                "username": "Hneite",
                "country": "no",
                "icon": "https://secure.gravatar.com/avatar/8b1bfb226de3b056ac91a41ef429776f?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1531.458160512167,
                        "deviation": 64.5972667044223,
                        "volatility": 0.06013009007133473
                    }
                },
                "ranking": 24.78386551408993,
                "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": 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": 386,
                "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": 19,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2007-12-13T20:12:00Z",
            "ended": "2008-03-08T23:15:00Z",
            "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": 1128,
            "name": "Gogiuk's mini-tournament",
            "director": {
                "id": 31916,
                "username": "Gogiuk",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/aad3c145a48af16f58040b984866b038?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1794.052728212415,
                        "deviation": 65.84033093663335,
                        "volatility": 0.06019799426864397
                    }
                },
                "ranking": 28.44751105906552,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "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": 386,
                "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": 19,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-09-29T02:01:06Z",
            "ended": "2010-09-29T00:01:06Z",
            "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": 2171,
            "name": "الله أكبر",
            "director": {
                "id": 21252,
                "username": "mskoh52",
                "country": "kr",
                "icon": "https://secure.gravatar.com/avatar/66f6505237a98913a561d240cdc09dad?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1543.4916904669847,
                        "deviation": 68.23063417393804,
                        "volatility": 0.06003990679939349
                    }
                },
                "ranking": 24.96505717839437,
                "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": 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": 386,
                "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": 4,
            "max_ranking": 19,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-09-25T16:15:03Z",
            "ended": "2013-09-25T14:15:03Z",
            "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
        }
    ]
}