List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-players_start&page=5853
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58840,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-players_start&page=5854",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-players_start&page=5852",
    "results": [
        {
            "id": 116438,
            "name": "토너먼트제목",
            "director": {
                "id": 1553682,
                "username": "김지운",
                "country": "kr",
                "icon": "https://secure.gravatar.com/avatar/4d87ba86c366ce4b42a010049ce6f207?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1568.013287702154,
                        "deviation": 63.220440333708375,
                        "volatility": 0.060086442490367216
                    }
                },
                "ranking": 25.32995245128871,
                "professional": false,
                "ui_class": ""
            },
            "description": "토너먼트제목",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 30,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 14240,
                "name": "2024. 누리교실",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 46,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2024-05-26T09:53:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 22,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2024-05-26T09:53:52.759498Z",
            "ended": "2024-05-26T09:54:52.729388Z",
            "start_waiting": "2024-05-26T09:53:52.730248Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 108889,
            "name": "Spokesman",
            "director": {
                "id": 1445427,
                "username": "Help me Im in twubble",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/27ba81a8448b6bd19bedba107f6a3791-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1188.815755117454,
                        "deviation": 79.05971879652472,
                        "volatility": 0.05997281945958606
                    }
                },
                "ranking": 18.92083447722264,
                "professional": false,
                "ui_class": ""
            },
            "description": "Idjinosd",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "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": true,
            "group": {
                "id": 13679,
                "name": "Susquenita Go Club",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 18,
                "icon": "https://user-uploads.online-go.com/9eb90bc4857244bc3e03c8109370de59-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-10-26T14:49:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-10-26T14:49:36.904014Z",
            "ended": "2023-10-26T14:49:36.880619Z",
            "start_waiting": "2023-10-26T14:49:36.393969Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9eb90bc4857244bc3e03c8109370de59-15.png",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 88039,
            "name": "Friend Match",
            "director": {
                "id": 1084605,
                "username": "sedlt",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/1706fbae0dce1314a6006bad8e8e7485-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 764.988129572982,
                        "deviation": 78.00584109105114,
                        "volatility": 0.060011031706527294
                    }
                },
                "ranking": 8.71509655511107,
                "professional": false,
                "ui_class": ""
            },
            "description": "Friendly",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 78720,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 72000,
                "initial_time": 604800,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 11458,
                "name": "Best Friends",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 22,
                "icon": "https://user-uploads.online-go.com/2b1f18c7e54d6f3c8170051050e45c7a-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-04-04T04:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-04-04T04:00:39.648606Z",
            "ended": "2022-04-21T21:31:30.013848Z",
            "start_waiting": "2022-04-04T04:00:39.560829Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/2b1f18c7e54d6f3c8170051050e45c7a-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 59777,
            "name": "cvbhgvfcdtygbhnj",
            "director": {
                "id": 736025,
                "username": "周朗禧",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/e0fe0e2e712e05e1681898969ada7ba0?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1090.2660097211576,
                        "deviation": 78.91903907630135,
                        "volatility": 0.059994869907320864
                    }
                },
                "ranking": 16.917527564150394,
                "professional": false,
                "ui_class": ""
            },
            "description": "xcvbgvfhcdrtygbhkn",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": 5195,
                "name": "QWERTYUIOPASDFGHJKLZXCVBNM",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 4,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-28T14:08:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-04-28T14:08:26.071462Z",
            "ended": "2020-04-28T14:08:25.973321Z",
            "start_waiting": "2020-04-28T14:08:25.825806Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 63918,
            "name": "uh tournament",
            "director": {
                "id": 787818,
                "username": "Ernie Ip",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/6ff93d62e603d6754e9948ca7f093372-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 848.0310294421083,
                        "deviation": 65.44134154669923,
                        "volatility": 0.0599842022485025
                    }
                },
                "ranking": 11.100864013221816,
                "professional": false,
                "ui_class": ""
            },
            "description": "uh, just go uh",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": 5925,
                "name": "Group for GO",
                "summary": "Don't have a group? No problem, just join this group!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 71,
                "icon": "https://user-uploads.online-go.com/ae175eb5d15786b87350b71f278bbb9e-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-08-04T09:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2020-08-04T08:44:38.632410Z",
            "ended": "2020-08-04T08:46:10.845070Z",
            "start_waiting": "2020-08-04T08:44:38.560064Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ae175eb5d15786b87350b71f278bbb9e-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 34522,
            "name": "Cookies!",
            "director": {
                "id": 434287,
                "username": "plunco123",
                "country": "sg",
                "icon": "https://user-uploads.online-go.com/09c2e06377580c17170f0176640e628c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1065.148398354857,
                        "deviation": 62.98616519671558,
                        "volatility": 0.060034951495478994
                    }
                },
                "ranking": 16.377957053584552,
                "professional": false,
                "ui_class": ""
            },
            "description": "cookies!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 61,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 120,
                "max_time": 300,
                "time_increment": 60,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": 17826,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2018-02-17T10:34:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 10,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-02-17T10:34:32.621328Z",
            "ended": "2018-02-17T10:39:32.669692Z",
            "start_waiting": "2018-02-17T10:34:32.205915Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 60389,
            "name": "25k to 15k",
            "director": {
                "id": 748929,
                "username": "aKaikai",
                "country": "zz",
                "icon": "https://secure.gravatar.com/avatar/7d570b57204252333bf9a57df1932640?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 988.0941752334761,
                        "deviation": 67.05506081410444,
                        "volatility": 0.05999061882821422
                    }
                },
                "ranking": 14.639591204996938,
                "professional": false,
                "ui_class": ""
            },
            "description": "come in",
            "schedule": null,
            "title": null,
            "tournament_type": "double_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": 5144,
                "name": "Go players",
                "summary": "For all go players - feel free to join!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 226,
                "icon": "https://user-uploads.online-go.com/4ec48471c12af9fa68f6f30d6c700930-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-11T21:00:00Z",
            "players_start": 1,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-11T21:00:41.141613Z",
            "ended": "2020-05-18T20:59:31.473014Z",
            "start_waiting": "2020-05-11T21:00:40.654116Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4ec48471c12af9fa68f6f30d6c700930-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 134780,
            "name": "Bot battle",
            "director": {
                "id": 229617,
                "username": "JohnnieDarko",
                "country": "nl",
                "icon": "https://user-uploads.online-go.com/5a73fbf39ace472753d06c86d492dc20-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1077.9113062112642,
                        "deviation": 63.87869894920042,
                        "volatility": 0.06001953976291438
                    }
                },
                "ranking": 16.653698144150766,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Pitting all bots against each other.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "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": true,
            "group": {
                "id": 15897,
                "name": "Oroton Bot",
                "summary": "Give feedback and get support on the Oroton bot(s).",
                "require_invitation": true,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 15,
                "icon": "https://user-uploads.online-go.com/67647bf5276bf38fbe3a1c6bf86e6f58-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-11-27T00:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2025-11-26T23:56:14.156535Z",
            "ended": "2025-11-27T00:08:51.661623Z",
            "start_waiting": "2025-11-26T23:56:14.078095Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/67647bf5276bf38fbe3a1c6bf86e6f58-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 68446,
            "name": "Tristan vs Felix",
            "director": {
                "id": 885922,
                "username": "mathiesentristan",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/1db5180489ff2fc5e593bcd5756e2b91?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": "Feel free to spectate.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "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": 7261,
                "name": "TG Goklub",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 19,
                "icon": "https://user-uploads.online-go.com/89b3efbf4d77e9dbd7a9a5609e2deb27-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-12-01T15:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-12-01T14:24:13.529928Z",
            "ended": "2020-12-01T15:30:59.282845Z",
            "start_waiting": "2020-12-01T14:24:13.420929Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/89b3efbf4d77e9dbd7a9a5609e2deb27-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 61338,
            "name": "no late",
            "director": {
                "id": 654168,
                "username": "Melovy",
                "country": "sg",
                "icon": "https://user-uploads.online-go.com/c279d2a10883516ad8f855553763576f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1604.2274745860072,
                        "deviation": 107.58418581163765,
                        "volatility": 0.05976481318080775
                    }
                },
                "ranking": 25.858534555554265,
                "professional": false,
                "ui_class": ""
            },
            "description": "welcome",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 458880,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 432000,
                "initial_time": 2419200,
                "max_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5690,
                "name": "funny group",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 10,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-06-01T08:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-06-01T08:00:19.239166Z",
            "ended": "2020-06-01T08:15:12.901644Z",
            "start_waiting": "2020-06-01T08:00:19.121654Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        }
    ]
}