List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-name&page=2919
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59109,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-name&page=2920",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-name&page=2918",
    "results": [
        {
            "id": 32023,
            "name": "Kuwabara Honimbou first look at Hikaru",
            "director": {
                "id": 15530,
                "username": "Julko",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 835.2693779721262,
                        "deviation": 67.8781911567576,
                        "volatility": 0.05927975190750614
                    }
                },
                "ranking": 10.749841830177909,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "and his feeling...",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 420,
                "name": "Hikaru no go club",
                "summary": "Sai is the way.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 760,
                "icon": "https://user-uploads.online-go.com/84c61392d7c5db993cba7656a5ebbc92-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2017-12-01T04:00:00Z",
            "players_start": 6,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2017-11-28T19:13:28.966516Z",
            "ended": "2018-01-23T08:37:43.038645Z",
            "start_waiting": "2017-11-28T19:13:14.745757Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/84c61392d7c5db993cba7656a5ebbc92-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 108700,
            "name": "Kuvabara dream",
            "director": {
                "id": 1098551,
                "username": "Pochti_tut",
                "country": "_United_Federation_of_Planets",
                "icon": "https://user-uploads.online-go.com/d57882f259ec9029d991725096622d6b-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1690.0169601243206,
                        "deviation": 61.74877828270454,
                        "volatility": 0.059961921813277655
                    }
                },
                "ranking": 27.06456269671594,
                "professional": false,
                "ui_class": ""
            },
            "description": "Описание",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 31,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 60,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 10983,
                "name": "Kuvabara",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 62,
                "icon": "https://user-uploads.online-go.com/a622c8d5e21d3a808c1051f085d9244f-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-10-21T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2023-10-21T16:00:05.946340Z",
            "ended": "2023-10-21T16:40:41.298204Z",
            "start_waiting": "2023-10-21T16:00:05.849281Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/a622c8d5e21d3a808c1051f085d9244f-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 130244,
            "name": "Kuvabara #1",
            "director": {
                "id": 1813762,
                "username": "e2_e4",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/07db4fb919813024a2fb11de86d868e5?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1758.2938891909216,
                        "deviation": 116.37188961197796,
                        "volatility": 0.0600085417235715
                    }
                },
                "ranking": 27.981427551463458,
                "professional": false,
                "ui_class": ""
            },
            "description": "Kuvabara Test Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 58968,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 57600,
                "initial_time": 172800,
                "max_time": 432000
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10983,
                "name": "Kuvabara",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 62,
                "icon": "https://user-uploads.online-go.com/a622c8d5e21d3a808c1051f085d9244f-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-07-08T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-07-08T15:01:03.001414Z",
            "ended": "2025-08-24T09:57:38.235274Z",
            "start_waiting": "2025-07-08T15:01:02.804637Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/a622c8d5e21d3a808c1051f085d9244f-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 48035,
            "name": "Kurz und Knackig",
            "director": {
                "id": 522825,
                "username": "AltiVec",
                "country": "de",
                "icon": "https://user-uploads.online-go.com/d471325fa14508028dcd7fbf51675f38-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1450.4208731084148,
                        "deviation": 63.63207857262841,
                        "volatility": 0.06002897838285015
                    }
                },
                "ranking": 23.525279742724095,
                "professional": false,
                "ui_class": ""
            },
            "description": "Ein kurzes Turnierchen vor dem Schlaf der gerrechten",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 31,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 120,
                "max_time": 300,
                "time_increment": 30,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2321,
                "name": "Schulis Beginner Tournaments",
                "summary": "A group of brothers playing each other, but hosting public tournaments as well. Beginner level!",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 15,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2019-05-01T21:18:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2019-05-01T21:18:21.963795Z",
            "ended": "2019-05-01T21:38:25.399604Z",
            "start_waiting": "2019-05-01T21:18:21.702679Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 23,
            "name": "Kuroneko no Test 1",
            "director": {
                "id": 73,
                "username": "Kuroneko",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/8acc1aa7edbb99556a0d05cf6c97a154-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1720.3171984281491,
                        "deviation": 260.4887625445967,
                        "volatility": 0.05999892180617455
                    }
                },
                "ranking": 27.47594113797314,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Test 2",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 600,
                "max_time": 1800,
                "time_increment": 30
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 14,
                "name": "Kuroneko Go School",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 10,
                "icon": "https://user-uploads.online-go.com/ea46b41233416e63470b137e3e7ac659-64.png"
            },
            "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": "2013-07-30T22:45:35.667895Z",
            "ended": "2013-07-30T23:34:58.477902Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ea46b41233416e63470b137e3e7ac659-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 22,
            "name": "Kuroneko no Test",
            "director": {
                "id": 73,
                "username": "Kuroneko",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/8acc1aa7edbb99556a0d05cf6c97a154-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1720.3171984281491,
                        "deviation": 260.4887625445967,
                        "volatility": 0.05999892180617455
                    }
                },
                "ranking": 27.47594113797314,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Test 1!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 36000,
                "max_time": 43200,
                "time_increment": 30
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 14,
                "name": "Kuroneko Go School",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 10,
                "icon": "https://user-uploads.online-go.com/ea46b41233416e63470b137e3e7ac659-64.png"
            },
            "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": "invite",
            "started": "2013-07-30T22:34:12.814559Z",
            "ended": "2013-07-30T22:40:01.438890Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ea46b41233416e63470b137e3e7ac659-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 1377,
            "name": "Kurama's mini-tournament",
            "director": {
                "id": 34092,
                "username": "Kurama",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/94c6814f3a55b3fd8310a0a26475d1ce?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 995.5400865343819,
                        "deviation": 311.85988567415836,
                        "volatility": 0.06000621112280366
                    }
                },
                "ranking": 14.81338700952174,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 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": "2011-02-25T23:38:09Z",
            "ended": "2011-02-25T22:38:09Z",
            "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": 220,
            "name": "Kuong's  13 x 13  tournament",
            "director": {
                "id": 7211,
                "username": "Kuong",
                "country": "vn",
                "icon": "https://secure.gravatar.com/avatar/056faf7afc1f37d99fd50d04c99ecd5c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1774.5529504497676,
                        "deviation": 71.31921798142025,
                        "volatility": 0.060024278004490554
                    }
                },
                "ranking": 28.194513452279377,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 864000,
                "time_increment": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 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": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2007-04-20T03:56:00Z",
            "ended": "2007-09-21T16:48:00Z",
            "start_waiting": null,
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 65903,
            "name": "Kunbaja",
            "director": {
                "id": 134125,
                "username": "mitava",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 796.0194595047085,
                        "deviation": 64.6403217053449,
                        "volatility": 0.059918836446443725
                    }
                },
                "ranking": 9.635617305496911,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 86400,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 91,
                "name": "Magyar",
                "summary": "Hungarian go players",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 87,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2020-09-27T16:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 12,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-09-27T16:00:26.569935Z",
            "ended": "2020-12-31T15:05:34.189946Z",
            "start_waiting": "2020-09-27T16:00:26.228713Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 2392,
            "name": "Kuksu Nines Title Tournament Third Cycle",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": "Kuksu Nines Title Tournament Third Cycle",
            "schedule": null,
            "title": {
                "id": 8,
                "name": "Kuksu Nines Title Tournament",
                "holder": {
                    "id": 40094,
                    "username": "pollemand",
                    "country": "dk",
                    "icon": "https://user-uploads.online-go.com/769b91b9135c109466f9ea5844e00c3d-64.png",
                    "ratings": {
                        "version": 5,
                        "overall": {
                            "rating": 2171.89178460396,
                            "deviation": 69.05182806949152,
                            "volatility": 0.060035483123523053
                        }
                    },
                    "ranking": 32.87197200792104,
                    "professional": false,
                    "ui_class": ""
                },
                "rules": "japanese",
                "tournament_type": "s_mcmahon"
            },
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 604800,
                "max_time": 604800,
                "time_increment": 86400
            },
            "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": false,
            "exclusivity": "open",
            "started": "2008-04-30T22:00:00Z",
            "ended": "2008-04-30T22:00:00Z",
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/kuksu_9.png",
            "player_count": 0,
            "ranked": true
        }
    ]
}