List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-name&page=5359
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60081,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-name&page=5360",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-name&page=5358",
    "results": [
        {
            "id": 76434,
            "name": "9x9 tourney",
            "director": {
                "id": 729505,
                "username": "alexthelegend",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/931ed75fe0f03081ab93ef90afda81e2-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1636.2641686532766,
                        "deviation": 64.05864235110363,
                        "volatility": 0.059859596418142515
                    }
                },
                "ranking": 26.31628832488153,
                "professional": false,
                "ui_class": ""
            },
            "description": "bleh bleh bleh",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "live",
                "pause_on_weekends": false,
                "per_move": 10
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 9451,
                "name": "SA Go Camp 2021",
                "summary": "Saint Ann's Go Camp 2021!",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 14,
                "icon": "https://user-uploads.online-go.com/d8c29bdffb492d2de31dd03d14247164-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-06-17T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-06-17T16:02:28.895825Z",
            "ended": "2021-06-17T16:16:27.558574Z",
            "start_waiting": "2021-06-17T16:02:28.749850Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/d8c29bdffb492d2de31dd03d14247164-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 61599,
            "name": "9x9 tournament, let's see who can survive!",
            "director": {
                "id": 772773,
                "username": "Omar_Ramirez",
                "country": "mx",
                "icon": "https://secure.gravatar.com/avatar/cc6e7201895242bdb1f4da007d65c46e?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 852.0223343079039,
                        "deviation": 62.61027100632482,
                        "volatility": 0.060096714877981634
                    }
                },
                "ranking": 11.209565162702644,
                "professional": false,
                "ui_class": ""
            },
            "description": "A tournament just to lean and get a feeling for the game.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": -1,
            "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": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 25,
                "name": "Go Basics",
                "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 18028,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-06-14T08:00:00Z",
            "players_start": 10,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 21,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-06-14T08:00:12.224550Z",
            "ended": "2020-08-10T16:16:42.641546Z",
            "start_waiting": "2020-06-14T08:00:11.385029Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 11,
            "ranked": true
        },
        {
            "id": 104709,
            "name": "9x9 tournament for beginners",
            "director": {
                "id": 1067981,
                "username": "Averyw123",
                "country": "nz",
                "icon": "https://user-uploads.online-go.com/f887017259dd7746e20627b59b0c7968-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1274.6513862158752,
                        "deviation": 65.37626830930803,
                        "volatility": 0.06010299986513658
                    }
                },
                "ranking": 20.534738366137827,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Have fun",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 259200,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "per_move": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10855,
                "name": "⚫️The Brilliant World Of OGS⚪️",
                "summary": "Are you an OGS fan? If you are, join this group where there’s great tournaments and games to be played.\n\nPeople and bots can chat and play in this group. This is a public group so all are welcome to join.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 192,
                "icon": "https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-07-02T02:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-06-30T05:19:18.735997Z",
            "ended": "2023-07-23T06:42:50.706184Z",
            "start_waiting": "2023-06-30T05:19:18.492296Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 105032,
            "name": "9x9 tournament for 1-10k players (only)",
            "director": {
                "id": 1378085,
                "username": "sm2023",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/a7cdf3bdf05b5c22b380685ecce51566?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1613.0953818731457,
                        "deviation": 65.03628417802408,
                        "volatility": 0.060173169235619134
                    }
                },
                "ranking": 25.986151573018585,
                "professional": false,
                "ui_class": ""
            },
            "description": "9x9 tournament for 1-10k players (only)",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 41,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 13375,
                "name": "9x9 1-10k tournament",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2023-07-04T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 20,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-07-04T18:24:57.819811Z",
            "ended": "2023-07-04T18:47:12.816065Z",
            "start_waiting": "2023-07-04T18:24:57.732549Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 121774,
            "name": "9x9 tournament 1st",
            "director": {
                "id": 1653310,
                "username": "eldardyshokov",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/0c3cd25cc0cffc2dbac5e83196721c4b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 791.253684967096,
                        "deviation": 178.64399119227156,
                        "volatility": 0.060009024694599594
                    }
                },
                "ranking": 9.49660151925386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "9x9 tournament 1st",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 51,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 600,
                "max_time": 600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14756,
                "name": "Какая-то группа",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 5,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2024-11-02T17:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2024-11-02T16:05:30.289862Z",
            "ended": "2024-11-02T16:17:14.341763Z",
            "start_waiting": "2024-11-02T16:05:30.227959Z",
            "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": 105059,
            "name": "9x9 tournament 1-10k players only",
            "director": {
                "id": 1378085,
                "username": "sm2023",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/a7cdf3bdf05b5c22b380685ecce51566?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1613.0953818731457,
                        "deviation": 65.03628417802408,
                        "volatility": 0.060173169235619134
                    }
                },
                "ranking": 25.986151573018585,
                "professional": false,
                "ui_class": ""
            },
            "description": "9x9 tournament 1-10k players only",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 40,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 270,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 13375,
                "name": "9x9 1-10k tournament",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2023-07-06T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 20,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2026-01-15T05:59:50.175088Z",
            "ended": "2026-01-15T06:09:46.158635Z",
            "start_waiting": "2026-01-15T05:59:50.065247Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 104930,
            "name": "9x9 tournament 1-10k players",
            "director": {
                "id": 1378085,
                "username": "sm2023",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/a7cdf3bdf05b5c22b380685ecce51566?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1613.0953818731457,
                        "deviation": 65.03628417802408,
                        "volatility": 0.060173169235619134
                    }
                },
                "ranking": 25.986151573018585,
                "professional": false,
                "ui_class": ""
            },
            "description": "Similar to the typical 9x9 tournament offered 4 times a day for players ranked 1 - 10k only",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 41,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 13375,
                "name": "9x9 1-10k tournament",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2023-07-02T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 20,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-07-02T18:00:57.332961Z",
            "ended": "2023-07-02T18:23:03.158752Z",
            "start_waiting": "2023-07-02T18:00:57.223586Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 101913,
            "name": "9x9 tournament",
            "director": {
                "id": 1067981,
                "username": "Averyw123",
                "country": "nz",
                "icon": "https://user-uploads.online-go.com/f887017259dd7746e20627b59b0c7968-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1274.6513862158752,
                        "deviation": 65.37626830930803,
                        "volatility": 0.06010299986513658
                    }
                },
                "ranking": 20.534738366137827,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Have fun!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 95543,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 518400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10855,
                "name": "⚫️The Brilliant World Of OGS⚪️",
                "summary": "Are you an OGS fan? If you are, join this group where there’s great tournaments and games to be played.\n\nPeople and bots can chat and play in this group. This is a public group so all are welcome to join.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 192,
                "icon": "https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-04-12T20:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-04-12T20:00:09.738636Z",
            "ended": "2023-04-26T12:34:43.118793Z",
            "start_waiting": "2023-04-12T20:00:09.635548Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 64110,
            "name": "9x9 tournament",
            "director": {
                "id": 56637,
                "username": "milanm",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/3ca6488bbc5b99dee6389c8324babd42-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1680.292346284456,
                        "deviation": 65.13876177937414,
                        "volatility": 0.0599238954461568
                    }
                },
                "ranking": 26.93096935872799,
                "professional": false,
                "ui_class": "aga"
            },
            "description": "weekly 9x9 tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 31,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 120,
                "max_time": 240
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5803,
                "name": "Massachusetts Go Foundation",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 49,
                "icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-08-09T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-08-09T16:59:47.621545Z",
            "ended": "2020-08-09T17:42:33.469392Z",
            "start_waiting": "2020-08-09T16:59:46.866433Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-15.png",
            "player_count": 14,
            "ranked": true
        },
        {
            "id": 74264,
            "name": "9x9 tournament",
            "director": {
                "id": 964209,
                "username": "Asherlief",
                "country": "ca",
                "icon": "https://secure.gravatar.com/avatar/2e27f46e6df2dabf85edf9cfb5aced0d?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 691.6512378549269,
                        "deviation": 75.57964046226368,
                        "volatility": 0.05998529410721368
                    }
                },
                "ranking": 6.382074748297536,
                "professional": false,
                "ui_class": ""
            },
            "description": "A 9x9 tournement",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 8467,
                "name": "Galiano",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 4,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-04-22T17:16:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-04-23T01:40:12.335256Z",
            "ended": "2021-05-03T12:40:15.361100Z",
            "start_waiting": "2021-04-23T01:40:12.163290Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 3,
            "ranked": true
        }
    ]
}