List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=4684
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59351,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=4685",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=4683",
    "results": [
        {
            "id": 56082,
            "name": "Uber Fast Correspondence Round Robin #2",
            "director": {
                "id": 523751,
                "username": "Knight-Hawk",
                "country": "_Pirate",
                "icon": "https://secure.gravatar.com/avatar/ebcdd983ef5a461fc40293b000c7e227?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1835.080788897759,
                        "deviation": 68.57545904469787,
                        "volatility": 0.0600653774068437
                    }
                },
                "ranking": 28.970963870765477,
                "professional": false,
                "ui_class": ""
            },
            "description": "If you thought the last one was fast...\nThis tournament is for those no-lifes like myself who have plenty of time to play Go everyday.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 15360,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 14400,
                "initial_time": 86400,
                "max_time": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 508,
                "name": "Fast Correspondence",
                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 822,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-02-08T06:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-02-08T06:00:41.725022Z",
            "ended": "2020-02-14T08:28:33.568319Z",
            "start_waiting": "2020-02-08T06:00:39.713738Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 71451,
            "name": "Fast Correspondence 2021-02-25",
            "director": {
                "id": 784,
                "username": "mlopezviedma",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1523.8802848831656,
                        "deviation": 62.232473477641214,
                        "volatility": 0.05973505736425071
                    }
                },
                "ranking": 24.669031636495824,
                "professional": false,
                "ui_class": "supporter moderator"
            },
            "description": "Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled to allow the use of conditional moves.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30720,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 28800,
                "initial_time": 172800,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 508,
                "name": "Fast Correspondence",
                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 822,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-25T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-02-25T00:00:25.438323Z",
            "ended": "2021-04-08T18:14:26.209937Z",
            "start_waiting": "2021-02-25T00:00:23.857211Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 70642,
            "name": "Spring Olympic Games.  2021 (№5) (9x9)",
            "director": {
                "id": 776814,
                "username": "Korotrov 19",
                "country": "ua",
                "icon": "https://user-uploads.online-go.com/1c0b386e473e055af29bcaff72788ef6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1627.5011666778498,
                        "deviation": 60.69603575167428,
                        "volatility": 0.06006221360900416
                    }
                },
                "ranking": 26.191975476154177,
                "professional": false,
                "ui_class": ""
            },
            "description": "For all go lovers",
            "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": 7088,
                "name": "Группа для создания Турниров!!!",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 32,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2021-02-22T22:00:00Z",
            "players_start": 100,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 10,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-02-23T06:47:31.871857Z",
            "ended": "2021-10-26T14:06:06.026633Z",
            "start_waiting": "2021-02-23T06:47:28.426120Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 100,
            "ranked": true
        },
        {
            "id": 63272,
            "name": "No c que poner",
            "director": {
                "id": 813211,
                "username": "NHZ",
                "country": "co",
                "icon": "https://secure.gravatar.com/avatar/c8759e1813589a83085d93062787abcb?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1184.1013255085343,
                        "deviation": 67.99707856587811,
                        "volatility": 0.06000311916076307
                    }
                },
                "ranking": 18.828847117076656,
                "professional": false,
                "ui_class": ""
            },
            "description": "Büdös",
            "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": 6326,
                "name": "A starter group",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 17,
                "icon": "https://user-uploads.online-go.com/bdfb47903c0cb7c35b2ed51ffedd4e5d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-07-18T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-07-24T09:04:15.525815Z",
            "ended": "2020-08-26T23:03:52.476607Z",
            "start_waiting": "2020-07-24T09:04:15.368168Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bdfb47903c0cb7c35b2ed51ffedd4e5d-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 86330,
            "name": "บ้านครูก้อง (ตรัง)",
            "director": {
                "id": 355185,
                "username": "TS KingKong",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/7d94408e9dd17b620a367090a4b1e4f7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1454.2808188223946,
                        "deviation": 66.18102894324906,
                        "volatility": 0.05999758423361616
                    }
                },
                "ranking": 23.58680605788758,
                "professional": false,
                "ui_class": ""
            },
            "description": "ทดลอง",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 70,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 3600,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 9636,
                "name": "TSGA",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 21,
                "icon": "https://user-uploads.online-go.com/ce5326d0b9a4842399fd7ced96abdca4-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-02-20T04:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2022-02-20T04:00:16.891223Z",
            "ended": "2022-02-20T04:14:13.575124Z",
            "start_waiting": "2022-02-20T04:00:16.813349Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ce5326d0b9a4842399fd7ced96abdca4-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 73137,
            "name": "3月歷碁賽 第一輪 莫霆軒 VS 白振凱",
            "director": {
                "id": 928963,
                "username": "傳碁學園-歷碁賽",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "3月歷碁賽 第一輪 莫霆軒 VS 白振凱",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 16,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "live",
                "pause_on_weekends": false,
                "total_time": 1500
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 8175,
                "name": "歷碁賽 A組",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 9,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2021-03-28T01:10:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-03-28T01:04:39.854613Z",
            "ended": "2021-03-28T01:35:00.985080Z",
            "start_waiting": "2021-03-28T01:04:39.769255Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 82141,
            "name": "6to partidas de go",
            "director": {
                "id": 88120,
                "username": "satoshi84",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/6a6404f3dd53bce3fc1e4a88fb357e2e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1136.7959829193692,
                        "deviation": 78.40429708623937,
                        "volatility": 0.06016044531576248
                    }
                },
                "ranking": 17.885013568829635,
                "professional": false,
                "ui_class": ""
            },
            "description": "6to partidas de go",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 33,
            "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": false,
            "group": {
                "id": 4841,
                "name": "PIPIOLO GO 2022🏆",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 214,
                "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-11-05T17:12:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-11-05T17:12:21.257040Z",
            "ended": "2021-11-05T17:38:16.852699Z",
            "start_waiting": "2021-11-05T17:12:21.059502Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 105435,
            "name": "1 -> 黃穎兒Silvia 2 -> 陳灝",
            "director": {
                "id": 818416,
                "username": "傳碁學園",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1898.3468207617877,
                        "deviation": 71.28817954667363,
                        "volatility": 0.06041644550084839
                    }
                },
                "ranking": 29.755630942351214,
                "professional": false,
                "ui_class": ""
            },
            "description": "1 -> 黃穎兒Silvia\n2 -> 陳灝",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 32,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1500,
                "period_time": 20,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7531,
                "name": "傳碁 C班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 87,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2023-07-16T08:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2023-07-16T07:47:03.789067Z",
            "ended": "2023-07-16T08:31:28.919727Z",
            "start_waiting": "2023-07-16T07:47:03.732479Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 116394,
            "name": "2024 Spring tourney",
            "director": {
                "id": 386153,
                "username": "theTick",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/9bd0d6c37860938293175de82147eb39-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1599.7642736599826,
                        "deviation": 62.665509394211476,
                        "volatility": 0.06000547581534435
                    }
                },
                "ranking": 25.79403802972745,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "New tournament with new rules.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 177587,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 172800,
                "initial_time": 604800,
                "max_time": 864000
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12946,
                "name": "North Puget Sound Go Club",
                "summary": "Virtual clubhouse.\n\nWe also meet in person, find details at our main website https://baduk.club/club/npsgo",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 9,
                "icon": "https://user-uploads.online-go.com/20ef4e9e3712fed275a3f3cd1d7474de-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-05-27T23:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2024-05-28T17:42:53.523398Z",
            "ended": "2025-01-25T20:27:57.909143Z",
            "start_waiting": "2024-05-28T17:42:53.412854Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/20ef4e9e3712fed275a3f3cd1d7474de-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 130672,
            "name": "The 2025 Go World Cup Qualify games",
            "director": {
                "id": 1818077,
                "username": "时光和褚嬴呀",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/65467471f69c780786a014ecc51b00f8?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1281.5029489749418,
                        "deviation": 69.37727901897037,
                        "volatility": 0.06014234606192959
                    }
                },
                "ranking": 20.658842028855847,
                "professional": false,
                "ui_class": ""
            },
            "description": "If you think you can beat me and get the champion then let's Go!I'll be there!!!",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "korean",
            "time_per_move": 60,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "live",
                "pause_on_weekends": false,
                "per_move": 60
            },
            "is_open": true,
            "exclude_provisional": false,
            "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": 8866,
                "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-07-27T12:30:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-07-27T12:30:36.981159Z",
            "ended": "2025-07-27T12:35:49.617589Z",
            "start_waiting": "2025-07-27T12:30:36.904044Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
            "player_count": 2,
            "ranked": true
        }
    ]
}