List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-name&page=3638
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59629,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-name&page=3639",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-name&page=3637",
    "results": [
        {
            "id": 131505,
            "name": "DDK - SDK Crossroad 9x9 mini tournament I",
            "director": {
                "id": 1081052,
                "username": "Malakia",
                "country": "be",
                "icon": "https://user-uploads.online-go.com/c79fd56979d8c75717ce4a3094a39e8e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1529.9885935446694,
                        "deviation": 65.86626184996788,
                        "volatility": 0.059965440240615196
                    }
                },
                "ranking": 24.761640415537734,
                "professional": false,
                "ui_class": ""
            },
            "description": "Fast correspondence games for DDK players close to getting into the SDK realm and lower or new SDK players working there way up.\n\n10h per move, you can get up to 7 days, pauses in the weekend, should allow for a decent pace without much risk of timing out. \n\nHave fun!",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 45143,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 36000,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 24,
                "name": "Double Digit Kyu Room",
                "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3659,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2025-08-28T09:00:00Z",
            "players_start": 8,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 15,
            "max_ranking": 25,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-08-26T05:53:32.152769Z",
            "ended": "2025-10-13T09:25:27.906533Z",
            "start_waiting": "2025-08-26T05:53:32.052170Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 131506,
            "name": "DDK - SDK Crossroad 13x13 mini tournament I",
            "director": {
                "id": 1081052,
                "username": "Malakia",
                "country": "be",
                "icon": "https://user-uploads.online-go.com/c79fd56979d8c75717ce4a3094a39e8e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1529.9885935446694,
                        "deviation": 65.86626184996788,
                        "volatility": 0.059965440240615196
                    }
                },
                "ranking": 24.761640415537734,
                "professional": false,
                "ui_class": ""
            },
            "description": "Fast correspondence games for DDK players close to getting into the SDK realm and lower or new SDK players working there way up.\n\n10h per move, you can get up to 7 days, pauses in the weekend, should allow for a decent pace without much risk of timing out. \n\nHave fun!",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 40382,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 36000,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 24,
                "name": "Double Digit Kyu Room",
                "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3659,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2025-08-28T09:00:00Z",
            "players_start": 8,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 15,
            "max_ranking": 25,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-08-26T12:02:59.792375Z",
            "ended": "2025-09-25T14:51:46.261112Z",
            "start_waiting": "2025-08-26T12:02:59.659394Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 100597,
            "name": "DDK - Handikap tournament (International Women's day)",
            "director": {
                "id": 1279263,
                "username": "deleted-44ff9d0d-2dda-4b94-be95-72634ca5a20d",
                "country": "hu",
                "icon": "https://user-uploads.online-go.com/5d6e27084cf1bd9e1226459a80e4b316-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1072.0366562164027,
                        "deviation": 66.49340614321082,
                        "volatility": 0.0600133808194738
                    }
                },
                "ranking": 16.52718486268629,
                "professional": false,
                "ui_class": ""
            },
            "description": "Handikap game (use \nadvantage with stones).",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 181564,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 172800,
                "initial_time": 518400,
                "max_time": 1209600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 7228,
                "name": "DDK Proving Grounds (Double Digit Kyu)",
                "summary": "A place for DDK's to play against other DDK's without fear of SDK's trying to hop in. We do B League (25k-18k) & A League (17k-10k) tournaments monthly.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 648,
                "icon": "https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-03-08T12:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-04-02T02:17:30.011486Z",
            "ended": "2024-12-23T11:07:23.762462Z",
            "start_waiting": "2023-04-02T02:17:29.526902Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 129294,
            "name": "DDDDDD",
            "director": {
                "id": 1721441,
                "username": "ghost93924",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/85120e84ca1a5dcf46eb41ba0ac39fa1?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": "SADASAD",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 6,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "blitz",
                "pause_on_weekends": false,
                "time_increment": 5,
                "initial_time": 180,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 15409,
                "name": "CRARK",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2025-06-09T18:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-06-23T14:27:27.656400Z",
            "ended": "2025-06-23T14:27:49.768673Z",
            "start_waiting": "2025-06-23T14:27:27.609949Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 58279,
            "name": "DD Quarantine Cup",
            "director": {
                "id": 49631,
                "username": "shinyary2",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/7b05f816d3a10e8bcc435faae4d4e1fb?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1840.690617218088,
                        "deviation": 163.10469422597683,
                        "volatility": 0.06000104676409745
                    }
                },
                "ranking": 29.04162529776703,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Join up, play Go while in quarantine!!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 2446080,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 2419200,
                "period_time": 2419200,
                "periods": 99
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4762,
                "name": "DD Go",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 7,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-01T00:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-04-01T00:00:19.978033Z",
            "ended": "2020-06-13T01:01:13.236860Z",
            "start_waiting": "2020-04-01T00:00:19.728701Z",
            "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": 1615,
            "name": "DD Kyu fast 9s",
            "director": {
                "id": 7781,
                "username": "ThornsFan",
                "country": "_LGBT",
                "icon": "https://user-uploads.online-go.com/4df0f17546b2749c9896c4ae9a13c66d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1337.368803584553,
                        "deviation": 62.28802020597183,
                        "volatility": 0.05974526744427295
                    }
                },
                "ranking": 21.64666494164504,
                "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": 432000,
                "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": 383,
                "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": 9,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2011-10-23T16:13:01Z",
            "ended": "2011-10-23T14:13:01Z",
            "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": 2260,
            "name": "DC Winter Go Tournament 2013",
            "director": {
                "id": 120,
                "username": "tzorec",
                "country": "au",
                "icon": "https://user-uploads.online-go.com/8d5f53786927130e88220abf6db3579a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1462.546711540114,
                        "deviation": 63.36984099771668,
                        "volatility": 0.05994774483734988
                    }
                },
                "ranking": 23.718014315263463,
                "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": 604800,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": false,
            "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": 383,
                "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": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-09-17T02:54:06Z",
            "ended": "2013-09-17T00:54:06Z",
            "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": 1968,
            "name": "DC Winter Go Tournament 2012",
            "director": {
                "id": 120,
                "username": "tzorec",
                "country": "au",
                "icon": "https://user-uploads.online-go.com/8d5f53786927130e88220abf6db3579a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1462.546711540114,
                        "deviation": 63.36984099771668,
                        "volatility": 0.05994774483734988
                    }
                },
                "ranking": 23.718014315263463,
                "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": 604800,
                "max_time": 864000,
                "time_increment": 86400
            },
            "is_open": false,
            "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": 383,
                "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": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-01-01T00:00:02Z",
            "ended": "2012-12-31T23:00:02Z",
            "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": 1784,
            "name": "DC Summer 2012 Go Tournament",
            "director": {
                "id": 120,
                "username": "tzorec",
                "country": "au",
                "icon": "https://user-uploads.online-go.com/8d5f53786927130e88220abf6db3579a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1462.546711540114,
                        "deviation": 63.36984099771668,
                        "volatility": 0.05994774483734988
                    }
                },
                "ranking": 23.718014315263463,
                "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": false,
            "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": 383,
                "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": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-07-19T17:19:48Z",
            "ended": "2012-07-19T15:19:48Z",
            "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": 42363,
            "name": "DARK SIDE V.S LIGHT SIDE",
            "director": {
                "id": 574197,
                "username": "Frank2060",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/6676bd931044412a3bede6a46d49672c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 876.2203213651296,
                        "deviation": 135.61186521968256,
                        "volatility": 0.059997614682764204
                    }
                },
                "ranking": 11.857876913748214,
                "professional": false,
                "ui_class": ""
            },
            "description": "JFJFHHFHHFHHJFHFIHHDKFHGILHGIU",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 611520,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 604800,
                "max_time": 2419200,
                "time_increment": 604800,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 43,
                "name": "Kyu Level Study Group",
                "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8886,
                "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-10-31T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-10-31T21:48:47.498409Z",
            "ended": "2019-01-11T08:53:05.011147Z",
            "start_waiting": "2018-10-31T21:48:46.942694Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
            "player_count": 4,
            "ranked": true
        }
    ]
}