List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=min_ranking&page=5864
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60779,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=5865",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=5863",
    "results": [
        {
            "id": 88801,
            "name": "Akwa2",
            "director": {
                "id": 134125,
                "username": "mitava",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 769.0975600653927,
                        "deviation": 65.01454445024554,
                        "volatility": 0.05993770725600263
                    }
                },
                "ranking": 8.83912293002885,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3317,
                "name": "Akwa-chichirmala",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 7,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-04-19T15:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 14,
            "max_ranking": 17,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-04-18T08:54:22.891921Z",
            "ended": "2022-07-09T14:35:58.808623Z",
            "start_waiting": "2022-04-18T08:54:22.829161Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 977,
            "name": "illluck's 9x9 mini-tournament",
            "director": {
                "id": 8913,
                "username": "illluck",
                "country": "bm",
                "icon": "https://secure.gravatar.com/avatar/85bdd392bea699743bc80952caf31802?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2024.6484971432924,
                        "deviation": 66.61975176598877,
                        "volatility": 0.060158640950284815
                    }
                },
                "ranking": 31.246784733193536,
                "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": 14,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2009-12-14T10:20:41Z",
            "ended": "2009-12-14T09:20:41Z",
            "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": 1037,
            "name": "le144's mini-tournament",
            "director": {
                "id": 22853,
                "username": "le144",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/0182b594c16fab533d42eb9607db9275?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1101.7143184113952,
                        "deviation": 63.33169122115875,
                        "volatility": 0.05983599085635465
                    }
                },
                "ranking": 17.159346117550527,
                "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": 14,
            "max_ranking": 19,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-05-07T08:08:49Z",
            "ended": "2010-05-07T06:08:49Z",
            "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": 1042,
            "name": "Even Game Tournament",
            "director": {
                "id": 29013,
                "username": "Oerot",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/a2d72e2788f1dc81b00ffc1e40bcd515?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1657.2621644643548,
                        "deviation": 65.4033026056614,
                        "volatility": 0.059992045955489855
                    }
                },
                "ranking": 26.61147964282624,
                "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": 14,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-09-15T16:55:28Z",
            "ended": "2010-09-15T14:55:28Z",
            "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": 88398,
            "name": "Kocelovice",
            "director": {
                "id": 134125,
                "username": "mitava",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 769.0975600653927,
                        "deviation": 65.01454445024554,
                        "volatility": 0.05993770725600263
                    }
                },
                "ranking": 8.83912293002885,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 31,
                "name": "Český pokoj",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 51,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-04-09T15:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 14,
            "max_ranking": 18,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-04-08T11:15:25.085617Z",
            "ended": "2022-04-09T12:53:36.790404Z",
            "start_waiting": "2022-04-08T11:15:25.025066Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 1076,
            "name": "mh's 13x13 mini-tournament for 6 to 16 kyu",
            "director": {
                "id": 25936,
                "username": "modernhamlet",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/48220603cb98916c76c7a27454b299ae?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1724.255231563014,
                        "deviation": 63.21278813980282,
                        "volatility": 0.05998757958269024
                    }
                },
                "ranking": 27.528873981537288,
                "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": 432000,
                "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": 24,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-05-06T17:38:05Z",
            "ended": "2010-05-06T15:38:05Z",
            "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": 1099,
            "name": "Bar's mini-tournament",
            "director": {
                "id": 30049,
                "username": "Bar",
                "country": "de",
                "icon": "https://user-uploads.online-go.com/d857a387030a4ddc3d5b3a556f8078a5-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1723.914273728892,
                        "deviation": 64.7043305913481,
                        "volatility": 0.059638935440715725
                    }
                },
                "ranking": 27.524295799476615,
                "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": 24,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-08-26T20:14:10Z",
            "ended": "2010-08-26T18:14:10Z",
            "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": 116580,
            "name": "Dリーグ(16k-12k)",
            "director": {
                "id": 874208,
                "username": "FUKO.S",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/aa170ff76e007cc7bc7a15709e85dbb8-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2208.151542128061,
                        "deviation": 68.94747429756583,
                        "volatility": 0.06003767154281009
                    }
                },
                "ranking": 33.25527075653788,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "リーグ開始時に参加されているメンバーでの総あたり戦になります。(レーティングによる自動ハンデ付き)\n\nIt will be a round-robin tournament with automatic handicapping based on ratings.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 9573,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "total_time": 1209600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7692,
                "name": "Yushima Go Cafe (湯島囲碁喫茶)",
                "summary": "This is a group exclusively for guests of Yushima Go Cafe and members of the Online Go Salon.\n湯島囲碁喫茶のゲスト&オンライン囲碁サロンメンバー専用のグループです。",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 114,
                "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-06-02T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 14,
            "max_ranking": 18,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2024-06-02T11:00:59.457634Z",
            "ended": "2024-07-04T04:25:18.725726Z",
            "start_waiting": "2024-06-02T11:00:59.345093Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 1118,
            "name": "3 birthdays in 6 weeks !",
            "director": {
                "id": 913,
                "username": "orbitaleccentric",
                "country": "154",
                "icon": "https://secure.gravatar.com/avatar/53eeecc069afe75227d01613021745ee?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1215.877795241205,
                        "deviation": 66.85960505536158,
                        "volatility": 0.05873076386545207
                    }
                },
                "ranking": 19.44190933827689,
                "professional": false,
                "ui_class": "supporter"
            },
            "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": 14,
            "max_ranking": 24,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-10-16T17:20:06Z",
            "ended": "2010-10-16T15:20:06Z",
            "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": 91216,
            "name": "Akwa 19",
            "director": {
                "id": 134125,
                "username": "mitava",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 769.0975600653927,
                        "deviation": 65.01454445024554,
                        "volatility": 0.05993770725600263
                    }
                },
                "ranking": 8.83912293002885,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3317,
                "name": "Akwa-chichirmala",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 7,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-06-14T15:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 14,
            "max_ranking": 18,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-06-13T15:30:11.886385Z",
            "ended": "2022-08-26T15:12:20.209137Z",
            "start_waiting": "2022-06-13T15:30:11.781445Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        }
    ]
}