List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=5853
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=5854",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=5852",
    "results": [
        {
            "id": 621,
            "name": "Backsnapped Camp",
            "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": 172800,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 172800
            },
            "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": "2008-12-19T02:53:55Z",
            "ended": "2008-12-19T01:53:55Z",
            "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": 853,
            "name": "Hneite's mini-tournament no 15",
            "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": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 1209600,
                "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": "2009-07-23T16:35:27Z",
            "ended": "2009-07-23T14:35:27Z",
            "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": 75868,
            "name": "турнир",
            "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": "🥇🥈🥉",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "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": 825,
                "name": "И Го и жизнь похожи, хорошо играть нужно и там и там!",
                "summary": "Обучение игре Го - Russian",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 321,
                "icon": "https://user-uploads.online-go.com/1a6879af9ec778776e4aeec6ad2350c0-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-06-02T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 9,
            "max_ranking": 19,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-06-02T18:10:19.236703Z",
            "ended": "2021-06-25T20:20:36.812091Z",
            "start_waiting": "2021-06-02T18:10:18.881665Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/1a6879af9ec778776e4aeec6ad2350c0-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 805,
            "name": "annamette's mini-tournament",
            "director": {
                "id": 7588,
                "username": "annamette",
                "country": "nl",
                "icon": "https://user-uploads.online-go.com/d2e186ae078de844c1dcfc9fad3ee00a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1428.4462609602026,
                        "deviation": 62.66437957865078,
                        "volatility": 0.06071334000718151
                    }
                },
                "ranking": 23.171861451618014,
                "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": "2009-05-15T16:42:55Z",
            "ended": "2009-05-15T14:42:55Z",
            "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": 107208,
            "name": "Comme il faut 9x9 #06",
            "director": {
                "id": 1224784,
                "username": "deleted-8a6b2d14-d91b-4606-9de6-ae56bac9bb56",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/4f1b28979a22153f6fe69bb1490efbad-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 848.1503119998227,
                        "deviation": 63.285346813954284,
                        "volatility": 0.059946951695909155
                    }
                },
                "ranking": 11.10412002264507,
                "professional": false,
                "ui_class": ""
            },
            "description": ">>> Have fun playing with someone of similar rank, using handicap to equalize the difference! This one is 9x9.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 101638,
            "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": true,
            "group": {
                "id": 13256,
                "name": "Comme il faut (fast correspondence) ",
                "summary": "fast correspondence, similar rank adversaries, with handicap",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 2,
                "icon": "https://user-uploads.online-go.com/c2a5d1e14eac226d377f42bd1d458a63-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-09-17T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 9,
            "max_ranking": 19,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-09-17T15:00:57.485715Z",
            "ended": "2024-01-08T22:11:35.349637Z",
            "start_waiting": "2023-09-17T15:00:57.387658Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/c2a5d1e14eac226d377f42bd1d458a63-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 55795,
            "name": "Reddit Round Robin Handicap Correspondence 20 Kyu - 11 Kyu",
            "director": {
                "id": 963,
                "username": "thouis",
                "country": "_LGBT",
                "icon": "https://user-uploads.online-go.com/a2e7f9e59abe305c58d78f58f24e5f13-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1198.6704968526174,
                        "deviation": 63.077508542939164,
                        "volatility": 0.05957790418082691
                    }
                },
                "ranking": 19.111946419025163,
                "professional": false,
                "ui_class": ""
            },
            "description": "Reddit Round Robin Handicap Correspondence 20 Kyu - 11 Kyu",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 38,
                "name": "reddit",
                "summary": "/r/baduk",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2291,
                "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-01-24T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 19,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-01-19T10:44:50.287367Z",
            "ended": "2020-05-24T13:56:13.116368Z",
            "start_waiting": "2020-01-19T10:44:46.616647Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 235,
            "name": "BlueJx23 Go",
            "director": {
                "id": 8034,
                "username": "BlueJx23",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/05c4db5de4788cc771fbb2fcbd9e0e8a?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1828.2850970491418,
                        "deviation": 66.6709413919069,
                        "volatility": 0.060034572260830164
                    }
                },
                "ranking": 28.885075400080698,
                "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": 5,
            "max_ranking": 19,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2007-05-24T19:57:00Z",
            "ended": "2007-07-30T17:51:00Z",
            "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": 1065,
            "name": "2nd annual OGS open",
            "director": {
                "id": 29698,
                "username": "jobbob245",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/20912d55780c93bb66b8b9477b5c37d1?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1338.05506261425,
                        "deviation": 72.43903673204956,
                        "volatility": 0.06000638321309588
                    }
                },
                "ranking": 21.658541113556804,
                "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": "2010-03-02T17:32:51Z",
            "ended": "2010-03-02T16:32:51Z",
            "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": 641,
            "name": "upper teen mini-tourny",
            "director": {
                "id": 11834,
                "username": "mgbrake",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/2080a307b9d09bfbd5085bab8526c6ba?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1339.8307001688931,
                        "deviation": 68.80261987066459,
                        "volatility": 0.059966003195035915
                    }
                },
                "ranking": 21.689241463799974,
                "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": 9,
            "max_ranking": 19,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2009-05-18T15:07:10Z",
            "ended": "2009-05-18T13:07:10Z",
            "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": 416,
            "name": "Playing less than a year mini-tournament",
            "director": {
                "id": 11834,
                "username": "mgbrake",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/2080a307b9d09bfbd5085bab8526c6ba?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1339.8307001688931,
                        "deviation": 68.80261987066459,
                        "volatility": 0.059966003195035915
                    }
                },
                "ranking": 21.689241463799974,
                "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": 4,
            "max_ranking": 19,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2008-09-15T18:40:03Z",
            "ended": "2008-09-15T16:40:03Z",
            "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
        }
    ]
}