List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=description&page=4758
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60388,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=description&page=4759",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=description&page=4757",
    "results": [
        {
            "id": 83499,
            "name": "New year tournament",
            "director": {
                "id": 831882,
                "username": "I am kill",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/7cfc617ed3e1f829d9bfa4056141e399-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1666.4126402486,
                        "deviation": 62.96633719237113,
                        "volatility": 0.060395662673756345
                    }
                },
                "ranking": 26.738949423754697,
                "professional": false,
                "ui_class": ""
            },
            "description": "Let's fun  \n\n[25k]-[1k] [1d]-[9d] [1p]-[2p] can come to this tournament!",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 131520,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 129600,
                "initial_time": 172800,
                "max_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6484,
                "name": "Top tier AI",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 30,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-12-30T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-12-30T17:00:36.606444Z",
            "ended": null,
            "start_waiting": "2021-12-30T17:00:32.368748Z",
            "board_size": 19,
            "active_round": 7,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 164,
            "ranked": true
        },
        {
            "id": 90363,
            "name": "May 2022 Double Double Tourney: Double Elimination for DDK Players",
            "director": {
                "id": 58836,
                "username": "DrQuantum",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/5192a63f12fa80c878392f9d0034612b-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 938.9845215643779,
                        "deviation": 62.27293621546261,
                        "volatility": 0.0589907997002742
                    }
                },
                "ranking": 13.459426957925466,
                "professional": false,
                "ui_class": ""
            },
            "description": "Let's get a Double Elimination Tournament for DDK players here in the Kyu Level Study group. If we get this working, I'd like to start a new one of these monthly.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 46080,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 43200,
                "initial_time": 259200,
                "max_time": 432000
            },
            "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": 8927,
                "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-05-26T00:00:00Z",
            "players_start": 8,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-05-24T16:30:09.405735Z",
            "ended": "2023-03-02T06:21:07.312068Z",
            "start_waiting": "2022-05-24T16:30:08.906093Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 79996,
            "name": "Taranaki & Hamilton 3",
            "director": {
                "id": 690731,
                "username": "CableMuzza",
                "country": "nz",
                "icon": "https://user-uploads.online-go.com/98ff96d63116bd1eb0949a45e722a282-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1078.5177809822976,
                        "deviation": 60.81402548351939,
                        "volatility": 0.06002848068302746
                    }
                },
                "ranking": 16.66671957054774,
                "professional": false,
                "ui_class": ""
            },
            "description": "Let's get this right this time",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "nz",
            "time_per_move": 30,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1800,
                "period_time": 10,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1229,
                "name": "New Zealand Go Players",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 47,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-09-12T04:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-09-12T04:00:09.060012Z",
            "ended": "2021-09-12T04:01:51.134467Z",
            "start_waiting": "2021-09-12T04:00:08.843173Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 31715,
            "name": "The First",
            "director": {
                "id": 470359,
                "username": "FinnishLumberjack",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/a2876b5d92259ad1dd249a7b05d37057-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1230.6540833344402,
                        "deviation": 199.57229387729168,
                        "volatility": 0.06000202033738386
                    }
                },
                "ranking": 19.721550271453573,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Let's give it a \"go\"!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30,
            "time_control_parameters": {
                "time_control": "simple",
                "speed": "live",
                "system": "simple",
                "pause_on_weekends": false,
                "per_move": 30
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1784,
                "name": "Hillsdale Academy Go",
                "summary": "Hillsdale Academy GO Club",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 12,
                "icon": "https://user-uploads.online-go.com/c3e9a60f16a1149cfd4e8435e97e9070-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2017-11-11T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2017-11-11T00:00:42.962771Z",
            "ended": "2017-11-11T00:49:51.315031Z",
            "start_waiting": "2017-11-11T00:00:41.563207Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/c3e9a60f16a1149cfd4e8435e97e9070-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 140249,
            "name": "Let's GO for DDK",
            "director": {
                "id": 1649997,
                "username": "jjaassoonn",
                "country": "gb",
                "icon": "https://secure.gravatar.com/avatar/0c10713785bc1c0f1af706a90b6a6e51?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 919.3314030649327,
                        "deviation": 65.02408220270127,
                        "volatility": 0.060289117152134745
                    }
                },
                "ranking": 12.969750632513914,
                "professional": false,
                "ui_class": ""
            },
            "description": "Let's go",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 22284,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 21600,
                "initial_time": 86400,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 15337,
                "name": "Camden Go",
                "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": true,
            "time_start": "2026-05-18T01:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2026-05-18T01:00:14.655633Z",
            "ended": null,
            "start_waiting": "2026-05-18T01:00:14.548369Z",
            "board_size": 19,
            "active_round": 2,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 42431,
            "name": "Let's train",
            "director": {
                "id": 46110,
                "username": "kaminoite",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/24362a406029d31b67b13ff4f0daac9b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1648.8534785793127,
                        "deviation": 68.57710162863657,
                        "volatility": 0.060159011587517894
                    }
                },
                "ranking": 26.49372121027552,
                "professional": false,
                "ui_class": ""
            },
            "description": "Let's go",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 20,
                "name": "Single Digit Kyu Room",
                "summary": "A room for SDK's \r\n",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 761,
                "icon": "https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-11-09T21:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-11-09T21:00:48.891285Z",
            "ended": "2019-08-15T16:10:55.107920Z",
            "start_waiting": "2018-11-09T21:00:47.261991Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-15.png",
            "player_count": 32,
            "ranked": true
        },
        {
            "id": 142372,
            "name": "Let's GO for DDK",
            "director": {
                "id": 1649997,
                "username": "jjaassoonn",
                "country": "gb",
                "icon": "https://secure.gravatar.com/avatar/0c10713785bc1c0f1af706a90b6a6e51?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 919.3314030649327,
                        "deviation": 65.02408220270127,
                        "volatility": 0.060289117152134745
                    }
                },
                "ranking": 12.969750632513914,
                "professional": false,
                "ui_class": ""
            },
            "description": "Let's go",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 22284,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 21600,
                "initial_time": 86400,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 15337,
                "name": "Camden Go",
                "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": true,
            "time_start": "2026-07-26T20:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2026-07-26T20:00:53.393638Z",
            "ended": null,
            "start_waiting": "2026-07-26T20:00:53.305772Z",
            "board_size": 19,
            "active_round": 1,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 140775,
            "name": "Let's GO for DDK",
            "director": {
                "id": 1649997,
                "username": "jjaassoonn",
                "country": "gb",
                "icon": "https://secure.gravatar.com/avatar/0c10713785bc1c0f1af706a90b6a6e51?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 919.3314030649327,
                        "deviation": 65.02408220270127,
                        "volatility": 0.060289117152134745
                    }
                },
                "ranking": 12.969750632513914,
                "professional": false,
                "ui_class": ""
            },
            "description": "Let's go",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 22284,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 21600,
                "initial_time": 86400,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 15337,
                "name": "Camden Go",
                "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": true,
            "time_start": "2026-06-10T12:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2026-06-10T12:00:18.983094Z",
            "ended": null,
            "start_waiting": "2026-06-10T12:00:18.687974Z",
            "board_size": 19,
            "active_round": 1,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 28,
            "ranked": true
        },
        {
            "id": 131149,
            "name": "Let's GO for DDK",
            "director": {
                "id": 1649997,
                "username": "jjaassoonn",
                "country": "gb",
                "icon": "https://secure.gravatar.com/avatar/0c10713785bc1c0f1af706a90b6a6e51?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 919.3314030649327,
                        "deviation": 65.02408220270127,
                        "volatility": 0.060289117152134745
                    }
                },
                "ranking": 12.969750632513914,
                "professional": false,
                "ui_class": ""
            },
            "description": "Let's go",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 22284,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 21600,
                "initial_time": 86400,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 15337,
                "name": "Camden Go",
                "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": true,
            "time_start": "2025-08-15T03:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-08-15T03:00:05.883957Z",
            "ended": "2026-05-13T19:51:37.656762Z",
            "start_waiting": "2025-08-15T03:00:05.681936Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 20,
            "ranked": true
        },
        {
            "id": 128498,
            "name": "Let's go",
            "director": {
                "id": 1649997,
                "username": "jjaassoonn",
                "country": "gb",
                "icon": "https://secure.gravatar.com/avatar/0c10713785bc1c0f1af706a90b6a6e51?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 919.3314030649327,
                        "deviation": 65.02408220270127,
                        "volatility": 0.060289117152134745
                    }
                },
                "ranking": 12.969750632513914,
                "professional": false,
                "ui_class": ""
            },
            "description": "Let's go",
            "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",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 15337,
                "name": "Camden Go",
                "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": "2025-06-01T02:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 10,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-06-01T02:00:40.861175Z",
            "ended": "2025-11-17T14:34:13.873380Z",
            "start_waiting": "2025-06-01T02:00:40.716227Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 8,
            "ranked": true
        }
    ]
}