List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-description&page=1123
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59605,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-description&page=1124",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-description&page=1122",
    "results": [
        {
            "id": 41928,
            "name": "B6 'Blitz' 9x9 #1",
            "director": {
                "id": 551917,
                "username": "LLL_",
                "country": "zz",
                "icon": "https://user-uploads.online-go.com/6ed24b088a4fc3a2a645877c89f439e6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1890.1275136111265,
                        "deviation": 72.18630475878747,
                        "volatility": 0.060081818197547036
                    }
                },
                "ranking": 29.655180342828807,
                "professional": false,
                "ui_class": ""
            },
            "description": "Our first tournament! 9x9 #1",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 16,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 360,
                "max_time": 360,
                "time_increment": 12,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2863,
                "name": "B6 Go",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3,
                "icon": "https://user-uploads.online-go.com/3a971d5fafeb333b2d74df50ac899bcb-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-10-19T23:30:00Z",
            "players_start": 3,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-10-20T23:44:26.496532Z",
            "ended": "2018-10-20T23:59:34.553340Z",
            "start_waiting": "2018-10-20T23:44:26.250334Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3a971d5fafeb333b2d74df50ac899bcb-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 41058,
            "name": "B6 Correspondence 19x19 #1",
            "director": {
                "id": 551917,
                "username": "LLL_",
                "country": "zz",
                "icon": "https://user-uploads.online-go.com/6ed24b088a4fc3a2a645877c89f439e6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1890.1275136111265,
                        "deviation": 72.18630475878747,
                        "volatility": 0.060081818197547036
                    }
                },
                "ranking": 29.655180342828807,
                "professional": false,
                "ui_class": ""
            },
            "description": "Our first tournament! 19x19 #1",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 691200,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2863,
                "name": "B6 Go",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3,
                "icon": "https://user-uploads.online-go.com/3a971d5fafeb333b2d74df50ac899bcb-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-09-21T23:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-09-21T23:00:54.619748Z",
            "ended": "2019-02-15T15:43:11.530545Z",
            "start_waiting": "2018-09-21T23:00:53.957170Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3a971d5fafeb333b2d74df50ac899bcb-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 115884,
            "name": "Six Eyes Tournament #1",
            "director": {
                "id": 1348459,
                "username": "nahidwin1331",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/a574f159df040d965b370cb67ed7e406-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1860.5845418588306,
                        "deviation": 65.38860272641386,
                        "volatility": 0.061065137544420084
                    }
                },
                "ranking": 29.29048482355899,
                "professional": false,
                "ui_class": ""
            },
            "description": "Our first tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "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": true,
            "group": {
                "id": 14075,
                "name": "Gojo Clan",
                "summary": "Juts a fun clan, nothing much",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 57,
                "icon": "https://user-uploads.online-go.com/5830e9b72557698b1b6f1b88d11efe2b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-05-12T05:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-05-12T05:00:04.168441Z",
            "ended": "2024-11-14T10:10:14.026460Z",
            "start_waiting": "2024-05-12T05:00:04.025326Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5830e9b72557698b1b6f1b88d11efe2b-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 26,
            "name": "Sitewide September 9x9 Fast Round Robin",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Our first site 9x9 tournament, come test your skills on the smallboard!.    1 day start, 3 hour increments.... 1 day max.   We'll start Sept. 9th",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 10800,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 86400,
                "max_time": 86400,
                "time_increment": 10800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": null,
            "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": true,
            "exclusivity": "open",
            "started": "2013-09-10T13:53:36.700523Z",
            "ended": "2013-10-07T05:22:22.735844Z",
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 70144,
            "name": "Our Go tournament :)",
            "director": {
                "id": 770016,
                "username": "Patience_Tester",
                "country": "gb",
                "icon": "https://user-uploads.online-go.com/a285eebd12660e20df271f390b0dcdf9-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1699.5550767262548,
                        "deviation": 65.6681831401549,
                        "volatility": 0.06001585110944013
                    }
                },
                "ranking": 27.19484934042681,
                "professional": false,
                "ui_class": ""
            },
            "description": "Our Go tournament :)",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 93120,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 604800,
                "max_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 4456,
                "name": "Our Go House",
                "summary": "Hello this is Our Go House πŸ”°πŸ”°\nπŸ˜ƒπŸ™ƒπŸ˜ŠπŸ‘‹ YEET",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 160,
                "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-02T08:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-02-02T08:00:04.148149Z",
            "ended": "2022-07-17T01:30:57.298773Z",
            "start_waiting": "2021-02-02T08:00:03.898379Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 104013,
            "name": "Abingdon School Tournament #1",
            "director": {
                "id": 204231,
                "username": "Duin",
                "country": "gb",
                "icon": "https://secure.gravatar.com/avatar/5aa764ab93c95913061ebff5402129d7?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1196.1440994007148,
                        "deviation": 65.68867963997637,
                        "volatility": 0.06005358604942281
                    }
                },
                "ranking": 19.063102451897503,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Our First Tournament",
            "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": false,
            "group": {
                "id": 12962,
                "name": "Abingdon School",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 28,
                "icon": "https://user-uploads.online-go.com/b749fdd8e51e6aad42c5bed1302a597e-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-06-05T12:40:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-06-05T12:35:34.493805Z",
            "ended": "2023-06-26T15:13:05.366423Z",
            "start_waiting": "2023-06-05T12:35:34.234411Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/b749fdd8e51e6aad42c5bed1302a597e-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 56982,
            "name": "The First House Tournament",
            "director": {
                "id": 444278,
                "username": "Haze with a Z",
                "country": "_LGBT",
                "icon": "https://user-uploads.online-go.com/02656380a3a787e02316603bdfc6be88-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1029.8388188079111,
                        "deviation": 67.94999787085683,
                        "volatility": 0.060040733701657904
                    }
                },
                "ranking": 15.597528253196192,
                "professional": false,
                "ui_class": ""
            },
            "description": "Our First Go House Tournament",
            "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",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4456,
                "name": "Our Go House",
                "summary": "Hello this is Our Go House πŸ”°πŸ”°\nπŸ˜ƒπŸ™ƒπŸ˜ŠπŸ‘‹ YEET",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 160,
                "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-02-28T03:59:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-02-28T03:59:46.897383Z",
            "ended": "2020-03-24T20:59:32.437462Z",
            "start_waiting": "2020-02-28T03:59:46.631040Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 69279,
            "name": "First Tourament",
            "director": {
                "id": 901250,
                "username": "nphayden1",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/2083bd126f546b82fdee4b012590ce8d?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 912.6883969619964,
                        "deviation": 170.12513198243568,
                        "volatility": 0.06001501804324615
                    }
                },
                "ranking": 12.801863511106797,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Our First Game Tournament.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 132480,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 129600,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 7722,
                "name": "Hayden Group",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-12-23T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-12-23T22:29:52.009297Z",
            "ended": "2021-05-31T03:12:37.947615Z",
            "start_waiting": "2020-12-23T22:29:51.817926Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 57875,
            "name": "Cuarentena Robin 13x13",
            "director": {
                "id": 520595,
                "username": "Batracia",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/c0ff6fcf3ebfaffe7534560acaf55a73-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1560.3571832986477,
                        "deviation": 62.04321527033107,
                        "volatility": 0.060004955477917093
                    }
                },
                "ranking": 25.216641593490028,
                "professional": false,
                "ui_class": ""
            },
            "description": "Otro torneo para pasar el rato y divertirnos online ☺️",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 3469,
                "name": "Cente GO Club",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 45,
                "icon": "https://user-uploads.online-go.com/3453fff440408b51acda3b1d9a43eaab-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-03-24T21:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-03-24T21:00:15.346361Z",
            "ended": "2020-04-22T02:28:17.783862Z",
            "start_waiting": "2020-03-24T21:00:08.300563Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3453fff440408b51acda3b1d9a43eaab-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 134840,
            "name": "Bot Battle 2025-11-28",
            "director": {
                "id": 229617,
                "username": "JohnnieDarko",
                "country": "nl",
                "icon": "https://user-uploads.online-go.com/5a73fbf39ace472753d06c86d492dc20-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1036.0253425518874,
                        "deviation": 62.59295828158848,
                        "volatility": 0.060024094956813566
                    }
                },
                "ranking": 15.736180595857315,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Oroton bot battle",
            "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": 17,
                "icon": "https://user-uploads.online-go.com/67647bf5276bf38fbe3a1c6bf86e6f58-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-11-28T23:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2025-11-28T22:14:20.088916Z",
            "ended": "2025-11-28T22:27:04.682020Z",
            "start_waiting": "2025-11-28T22:14:20.008417Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/67647bf5276bf38fbe3a1c6bf86e6f58-15.png",
            "player_count": 3,
            "ranked": true
        }
    ]
}