List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-rules&page=5922
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59212,
    "next": null,
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-rules&page=5921",
    "results": [
        {
            "id": 117750,
            "name": "19x19 Correspondence Swiss",
            "director": {
                "id": 921893,
                "username": "nikila",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/052ccd566373074bd5d5bdc87778f37b?s=64&d=retro",
                "ratings": {
                    "version": 5,
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                        "deviation": 66.52017130138233,
                        "volatility": 0.06017707086875492
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                },
                "ranking": 25.816133962678784,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19 Correspondence Swiss",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14384,
                "name": "nikila",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 5,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2024-07-13T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-07-13T10:00:24.534417Z",
            "ended": "2025-04-17T05:42:41.453677Z",
            "start_waiting": "2024-07-13T10:00:24.421199Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 62977,
            "name": "handicap 9x9",
            "director": {
                "id": 507154,
                "username": "octonary",
                "country": "_Pirate",
                "icon": "https://user-uploads.online-go.com/49292767ea85e391d86a7545723e1948-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
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                        "volatility": 0.06012069687287876
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                },
                "ranking": 23.7639203359819,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "regular 9x9, next time will do 13x13",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "aga",
            "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": false,
            "group": {
                "id": 2154,
                "name": "ocaml survivors",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 14,
                "icon": "https://user-uploads.online-go.com/feda4b527f4324b99f705a670aefebd4-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-07-11T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2020-07-11T16:00:17.276045Z",
            "ended": "2020-08-05T13:54:35.692836Z",
            "start_waiting": "2020-07-11T16:00:16.911005Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/feda4b527f4324b99f705a670aefebd4-15.png",
            "player_count": 4,
            "ranked": true
        }
    ]
}