List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-rules&page=5574
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59400,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-rules&page=5575",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-rules&page=5573",
    "results": [
        {
            "id": 2332,
            "name": "JustForFun's mini-tournament",
            "director": {
                "id": 47750,
                "username": "JustForFun",
                "country": "gb",
                "icon": "https://user-uploads.online-go.com/b102bf60d80e8b10a1f83eb17c74f84e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1111.6624849301056,
                        "deviation": 66.17035635520415,
                        "volatility": 0.06003058396753955
                    }
                },
                "ranking": 17.367445891029714,
                "professional": false,
                "ui_class": ""
            },
            "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": 432000,
                "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": 4,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-09-27T00:51:18Z",
            "ended": "2013-09-26T22:51:18Z",
            "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": 90476,
            "name": "Turtle go chess finals",
            "director": {
                "id": 1133880,
                "username": "Turtlelam",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/e9e48c6453b92d196728df7e2a8ec529?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1236.0586456858096,
                        "deviation": 207.65395945885493,
                        "volatility": 0.06000187467015998
                    }
                },
                "ranking": 19.82299363546388,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Every one can join",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 631680,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 604800,
                "initial_time": 2419200,
                "max_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 11837,
                "name": "Turtle go",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 2,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-05-27T08:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-09-28T11:10:41.709892Z",
            "ended": "2022-11-30T23:59:13.610350Z",
            "start_waiting": "2022-09-28T11:10:41.581282Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 31644,
            "name": "11/05/2017",
            "director": {
                "id": 21742,
                "username": "დათო",
                "country": "ge",
                "icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2188.217274395995,
                        "deviation": 97.40479902700517,
                        "volatility": 0.06013689069472163
                    }
                },
                "ranking": 33.04533320130458,
                "professional": false,
                "ui_class": ""
            },
            "description": "11/05/2017",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 22,
            "time_control_parameters": {
                "period_time": 20,
                "main_time": 180,
                "system": "byoyomi",
                "pause_on_weekends": false,
                "time_control": "byoyomi",
                "periods": 3,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 692,
                "name": "Georgia - საქართველოს გოს ფედერაცია",
                "summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს  მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 265,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2017-11-05T17:45:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2017-11-05T17:45:53.245481Z",
            "ended": "2017-11-05T18:05:04.663460Z",
            "start_waiting": "2017-11-05T17:45:52.896087Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 118165,
            "name": "Alan Turing Nines 2020 Title Match - Board 4",
            "director": {
                "id": 40318,
                "username": "gamesorry",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2004.4188438214221,
                        "deviation": 67.71437067217448,
                        "volatility": 0.06015576961047741
                    }
                },
                "ranking": 31.014313855840236,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "<!--\nAlan Turing Nines 2020 Title Match - Board 1\n-->\n\nTitle Holder:\n<a style=\"color:orange\" href='https://online-go.com/user/view/43936'>Sadaharu [Nines Alan Turing] x1</a>\n\n<table style=\"text-align:center;empty-cells:hide;table-layout:fixed;border:1px solid\">\n<tr>\n\t<td style=\"text-align:center\"><b>Edition</b></td>\n\t<td style=\"text-align:center\"><b>Title</b></td>\n\t<td style=\"text-align:center\"><b>Class</b></td>\n\t<td style=\"text-align:center\"><b>Year</b></td>\n\t<td style=\"text-align:center\"><b>Player 1</b></td>\n\t<td style=\"text-align:center\"><b>Player 2</b></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Matches</b></td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td>9th</td>\n\t<td style=\"color:orange\">Alan Turing</td>\n\t<td>Nines</td>\n\t<td>2020</td>\n\t<td><a style=\"color:orange\" href='https://online-go.com/user/view/43936'>Sadaharu [Nines Alan Turing]</a></td>\n\t<td><a href='https://online-go.com/player/64817/'>mark5000 [5d]</a></td>\n\t<td><a href='https://online-go.com/tournament/118005'>Board 1</a></td>\n\t<td><a href='https://online-go.com/tournament/118163'>Board 2</a></td>\n\t<td><a href='https://online-go.com/tournament/118164'>Board 3</a></td>\n\t<td><a href='https://online-go.com/tournament/118165'>Board 4</a></td>\n\t<td><a href='https://online-go.com/tournament/118166'>Board 5</a></td>\n</tr>\n</table>\n\nTitle Tournament: <a href='https://online-go.com/tournament/60660'>Alan Turing Nines Title Tournament 2020</a>\n\nNote:\n- Bots and use of AI are allowed in Alan Turing title tournaments.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 107733,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 604800,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 515,
                "name": "OGS Title Tournaments",
                "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 2971,
                "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-07-16T06:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2024-07-16T16:50:01.422797Z",
            "ended": "2024-10-25T14:41:05.706888Z",
            "start_waiting": "2024-07-16T16:50:01.349738Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 31617,
            "name": "11/04/2017",
            "director": {
                "id": 21742,
                "username": "დათო",
                "country": "ge",
                "icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2188.217274395995,
                        "deviation": 97.40479902700517,
                        "volatility": 0.06013689069472163
                    }
                },
                "ranking": 33.04533320130458,
                "professional": false,
                "ui_class": ""
            },
            "description": "11/04/2017",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 22,
            "time_control_parameters": {
                "period_time": 20,
                "main_time": 180,
                "system": "byoyomi",
                "pause_on_weekends": false,
                "time_control": "byoyomi",
                "periods": 2,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 692,
                "name": "Georgia - საქართველოს გოს ფედერაცია",
                "summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს  მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 265,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2017-11-04T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2017-11-04T18:00:01.879340Z",
            "ended": "2017-11-04T18:25:50.006713Z",
            "start_waiting": "2017-11-04T18:00:01.498919Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 38271,
            "name": "Correspondence 9x9 5-simultaneous games. Starts when full. 38271",
            "director": {
                "id": 497519,
                "username": "Kosh-retired",
                "country": "_Lord_Howe_Island",
                "icon": "https://secure.gravatar.com/avatar/39dc5f9ee81b8243d315c8c729844456?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1574.954785564748,
                        "deviation": 61.40997215047312,
                        "volatility": 0.060088015249815864
                    }
                },
                "ranking": 25.432209892698047,
                "professional": false,
                "ui_class": ""
            },
            "description": "Similar to the automatic site-wide version except:\n\n-Just six players, five games, STARTS WHEN FULL.\n\n-Larger registration window.\n\n-Chinese rules for simplicity and the clock does NOT pause on the weekend.\n\n-If this suits you then; Bonne Partie. :)",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 88320,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 172800,
                "max_time": 259200,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2014,
                "name": "The Nines 9x9 ",
                "summary": "9x9 Go!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 373,
                "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2018-06-21T13:00:00Z",
            "players_start": 6,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-06-20T19:41:03.485460Z",
            "ended": "2018-07-30T08:20:23.340297Z",
            "start_waiting": "2018-06-20T19:41:02.344713Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 58041,
            "name": "At Home Tournament!",
            "director": {
                "id": 731399,
                "username": "Cool Person",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/d4d690ca415d15d2331919c86a651956-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 623.7169842830638,
                        "deviation": 72.85794169420086,
                        "volatility": 0.05988984500873753
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "This is for people who are at home and bored. If you are between 25k and 12k you are welcome to join.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 87360,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 86400,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 4456,
                "name": "Our Go House",
                "summary": "Hello this is Our Go House 🔰🔰\n😃🙃😊👋 YEET",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 160,
                "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-04-06T03:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 18,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-04-01T17:56:59.828466Z",
            "ended": "2020-08-02T13:59:33.311321Z",
            "start_waiting": "2020-04-01T17:56:58.919502Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 118757,
            "name": "19x19 Correspondence RoundRobin",
            "director": {
                "id": 921893,
                "username": "nikila",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/052ccd566373074bd5d5bdc87778f37b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1601.2919263122153,
                        "deviation": 66.52017130138233,
                        "volatility": 0.06017707086875492
                    }
                },
                "ranking": 25.816133962678784,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19 Correspondence RoundRobin",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14384,
                "name": "nikila",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "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": true,
            "time_start": "2024-08-18T10:00:00Z",
            "players_start": 6,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2024-08-18T10:00:11.299398Z",
            "ended": "2024-11-24T04:03:26.372102Z",
            "start_waiting": "2024-08-18T10:00:10.969409Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 2319,
            "name": "Ronnie_007's mini-tournament",
            "director": {
                "id": 26869,
                "username": "Ronnie_007",
                "country": "aq",
                "icon": "https://secure.gravatar.com/avatar/4f548b8c3dc6b363c01187faec13c5a2?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1379.3411322115244,
                        "deviation": 67.29094359021151,
                        "volatility": 0.05999829532402111
                    }
                },
                "ranking": 22.36204254997949,
                "professional": false,
                "ui_class": ""
            },
            "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": 9,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-09-27T10:28:45Z",
            "ended": "2013-09-27T08:28:45Z",
            "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": 126,
            "name": "fullmetal23's mini-tournament",
            "director": {
                "id": 3746,
                "username": "fullmetal23",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/689b845b777376b07c1e6ea22dbf626e?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 802.7525024498365,
                        "deviation": 144.15130782989436,
                        "volatility": 0.05999596564812642
                    }
                },
                "ranking": 9.830605545707765,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "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": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2006-09-28T22:11:00Z",
            "ended": "2007-01-30T16:32:00Z",
            "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
        }
    ]
}