List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-rules&page=5931
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59303,
    "next": null,
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-rules&page=5930",
    "results": [
        {
            "id": 45813,
            "name": "Xi'an Retournament",
            "director": {
                "id": 610591,
                "username": "mrenglishhanovaclub",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/989f1ad9ba7b209139e98a1dc7a58656?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1662.3108939062977,
                        "deviation": 290.31896371798047,
                        "volatility": 0.05999967537233814
                    }
                },
                "ranking": 26.681897238489267,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Another one",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 55,
            "time_control_parameters": {
                "time_control": "simple",
                "speed": "live",
                "system": "simple",
                "pause_on_weekends": false,
                "per_move": 55
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 3304,
                "name": "Xi'an Hanova 'Go'",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2019-02-20T07:22:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2019-02-20T07:22:01.001105Z",
            "ended": "2019-02-20T07:52:42.341743Z",
            "start_waiting": "2019-02-20T07:22:00.275847Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 58949,
            "name": "Shangshang",
            "director": {
                "id": 759707,
                "username": "Shuangshuang",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/753a4336f108b6e98c6f0cd461ba3879?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 934.2428568689552,
                        "deviation": 151.9682010436917,
                        "volatility": 0.06000157746780299
                    }
                },
                "ranking": 13.342228401670216,
                "professional": false,
                "ui_class": ""
            },
            "description": "Play with Members",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 172800,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "per_move": 172800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4767,
                "name": "WeiqiMath",
                "summary": "Math rule is invented to replicate the original go rule. The score is the number of stones surviving on the board.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 83,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2020-04-13T18:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-04-14T23:40:42.613692Z",
            "ended": "2020-04-16T23:40:42.966626Z",
            "start_waiting": "2020-04-14T23:40:42.383003Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 112798,
            "name": "4 everyone",
            "director": {
                "id": 1507765,
                "username": "bmeetze",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/1f4a9bc65572ea64e80cb99b0e295500-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1148.0606904014653,
                        "deviation": 69.09492243611115,
                        "volatility": 0.060741931403156965
                    }
                },
                "ranking": 18.11328179602347,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Play with opponents. Invite friends",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 95543,
            "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": 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": 17764,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-02-15T20:00:00Z",
            "players_start": 0,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-02-15T20:00:39.620258Z",
            "ended": "2024-02-15T21:53:44.745210Z",
            "start_waiting": "2024-02-15T20:00:39.585436Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 2,
            "ranked": true
        }
    ]
}