List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-time_per_move&page=5977
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59762,
    "next": null,
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-time_per_move&page=5976",
    "results": [
        {
            "id": 74707,
            "name": "無限いごうと①",
            "director": {
                "id": 617059,
                "username": "sabasand",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/0223dee35170b4492fcd56f03773cab3-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2050.2957864218447,
                        "deviation": 100.57733070302106,
                        "volatility": 0.0600273163716696
                    }
                },
                "ranking": 31.538196122195593,
                "professional": false,
                "ui_class": ""
            },
            "description": "・ただひたすらうちましょう\n・ほかの方の対局が観戦がたぶんできます\n・観戦可能なので対局室のチャットがばがばです。1:1個別チャットおすすめします。(会話したい相手のアカウントをタップして緑色【メッセージ】からできます)\n・総当たりで全員と1局ずつ打てます。先に終わって次が待てねーって時はこのリーグ戦関係なしに個別で申込みしてお願いします。\n・総当たり戦の定員は10人までだそうです。",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 0,
            "time_control_parameters": {
                "system": "none",
                "time_control": "none",
                "speed": "correspondence",
                "pause_on_weekends": false
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 9052,
                "name": "◑いごうと◑",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 5,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-05-05T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-05-05T01:37:33.380922Z",
            "ended": "2021-07-18T04:28:42.292868Z",
            "start_waiting": "2021-05-05T01:37:32.831082Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 20036,
            "name": "SUSTC00",
            "director": {
                "id": 354016,
                "username": "shaoch16",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/45aed4c2ca71da7308959954659e69d1-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1662.3108939062977,
                        "deviation": 290.31896371798047,
                        "volatility": 0.05999967537233814
                    }
                },
                "ranking": 26.681897238489267,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "SUSTC00SUSTC00",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 0,
            "time_control_parameters": {
                "time_control": "none"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1247,
                "name": "SUSTC-统计机器学习-预赛",
                "summary": "SUSTC",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 12,
                "icon": "https://user-uploads.online-go.com/3bf5808a146a72fd6f0f5dc1e50f0491-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2016-08-22T03:16:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2016-08-22T03:15:17.740463Z",
            "ended": "2016-09-13T06:32:25.869356Z",
            "start_waiting": "2016-08-22T03:15:07.309276Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3bf5808a146a72fd6f0f5dc1e50f0491-15.png",
            "player_count": 10,
            "ranked": true
        }
    ]
}