List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=1362
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59690,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=1363",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=1361",
    "results": [
        {
            "id": 97419,
            "name": "JORNADA 11 DE ENTRENAMIENTO BÁSICO DE GO",
            "director": {
                "id": 798920,
                "username": "vaik.kanik",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.4360520663267,
                        "deviation": 60.60608070694204,
                        "volatility": 0.05973293265201747
                    }
                },
                "ranking": 17.652513448883038,
                "professional": false,
                "ui_class": ""
            },
            "description": "En el fondo no sólo se trata de vencer a los oponentes en el tablero de Go; se trata, sobre todo, de vencerse a uno mismo, momento a momento, día tras día, practicando el arte.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 43,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 360,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4974,
                "name": "Taller de Go-Biblioteca de México",
                "summary": "Torneos todos los sábados a las 17:30 hrs (Ciudad de México)",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 236,
                "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-12-04T00:35:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2022-12-04T00:35:57.093542Z",
            "ended": "2022-12-04T01:14:35.768568Z",
            "start_waiting": "2022-12-04T00:35:56.998212Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 96025,
            "name": "TournamentGO",
            "director": {
                "id": 1228154,
                "username": "LaLégendeDes4",
                "country": "fr",
                "icon": "https://user-uploads.online-go.com/ac9192955f5edc88c962dd5643aeea14-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Tournoi ouvert tout public",
            "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",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 1209600
            },
            "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": 17968,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-11-07T11:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-12-06T00:20:43.495783Z",
            "ended": "2023-02-09T20:43:51.464137Z",
            "start_waiting": "2022-12-06T00:20:43.340386Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 82644,
            "name": "Handicap tournament Chinese rules",
            "director": {
                "id": 380817,
                "username": "look info döskee",
                "country": "zz",
                "icon": "https://user-uploads.online-go.com/9b2153c750a7384cdad630699b7e138d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1001.1282744304297,
                        "deviation": 68.63680878166396,
                        "volatility": 0.058646562422007574
                    }
                },
                "ranking": 14.942969758566955,
                "professional": false,
                "ui_class": ""
            },
            "description": "Handicap tournament Chinese rules",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 264000,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 432000,
                "period_time": 259200,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3,
                "name": "OGS",
                "summary": "An open group for folks' who like OGS!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1784,
                "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-11-24T15:00:00Z",
            "players_start": 6,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 10,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-11-24T15:00:30.852166Z",
            "ended": "2023-03-26T06:49:58.563601Z",
            "start_waiting": "2021-11-24T15:00:29.960908Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 42211,
            "name": "Elective Tourney",
            "director": {
                "id": 575000,
                "username": "rpeterson_20",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/6c216350fd490aa3e2eb9448be7b2c98?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1103.324179908299,
                        "deviation": 102.08529257800637,
                        "volatility": 0.059992582698308185
                    }
                },
                "ranking": 17.193148974329056,
                "professional": false,
                "ui_class": ""
            },
            "description": "For the Elective. Sry Mr. Jameson",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 12,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 180,
                "max_time": 240,
                "time_increment": 10,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2928,
                "name": "Go elective",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 10,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2018-10-26T18:45:00Z",
            "players_start": 8,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2018-10-26T18:46:09.502123Z",
            "ended": "2018-10-26T19:07:35.871119Z",
            "start_waiting": "2018-10-26T18:46:07.442533Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 86338,
            "name": "7 -> 居芷琪 8 -> 馮子宸",
            "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": "7 -> 居芷琪 8 -> 馮子宸",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 26,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 20,
                "periods": 2
            },
            "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": "2022-02-20T05:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-02-20T04:09:12.117392Z",
            "ended": "2022-02-20T04:09:24.276963Z",
            "start_waiting": "2022-02-20T04:09:12.072549Z",
            "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": 57601,
            "name": "13x13 tourney",
            "director": {
                "id": 672363,
                "username": "eugetheforce",
                "country": "001",
                "icon": "https://secure.gravatar.com/avatar/c5bac116eba074b9b933abaf5a3f0531?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1298.1561383859948,
                        "deviation": 61.20581660078182,
                        "volatility": 0.05999496320743794
                    }
                },
                "ranking": 20.95773942375272,
                "professional": false,
                "ui_class": ""
            },
            "description": "first tourney, let's get some games flowing",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "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": false,
            "group": {
                "id": 4587,
                "name": "brolaf",
                "summary": "",
                "require_invitation": true,
                "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": "2020-03-17T19:07:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2020-03-17T19:07:03.593223Z",
            "ended": "2020-04-28T18:53:06.740568Z",
            "start_waiting": "2020-03-17T19:07:03.256855Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 98986,
            "name": "19x19 Open League #4",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1267.3740753992665,
                        "deviation": 69.01560192803296,
                        "volatility": 0.06021050454838782
                    }
                },
                "ranking": 20.40219035811121,
                "professional": false,
                "ui_class": ""
            },
            "description": "Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12599,
                "name": "GO Special Tournaments",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 73,
                "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-01-29T22:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-01-29T06:24:35.838067Z",
            "ended": "2023-08-17T19:57:43.745213Z",
            "start_waiting": "2023-01-29T06:24:35.357138Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 114962,
            "name": "Foxy is wise",
            "director": {
                "id": 1546177,
                "username": "落櫻紛飛",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/10c8964614ad38e972b8d673499d8bd1-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1092.6362930658845,
                        "deviation": 69.64091709123322,
                        "volatility": 0.06021367145265914
                    }
                },
                "ranking": 16.967801990931665,
                "professional": false,
                "ui_class": ""
            },
            "description": "Have a great day",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 2419200,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 2419200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14201,
                "name": "Marblefox969",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 18,
                "icon": "https://user-uploads.online-go.com/9e2ef11393074471b0837b732f220630-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-06-01T12:00:00Z",
            "players_start": 0,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-06-01T12:00:54.445050Z",
            "ended": null,
            "start_waiting": "2024-06-01T12:00:54.252688Z",
            "board_size": 19,
            "active_round": 2,
            "icon": "https://user-uploads.online-go.com/9e2ef11393074471b0837b732f220630-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 97894,
            "name": "Go Zodiac Friendship Games Online ปีมะเส็ง รุ่น B กระดาน 19x19 (1-2 ดั้ง)",
            "director": {
                "id": 912068,
                "username": "cp02",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/ae018e5524da4ed68a067c720b339b3f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 469.4157984086007,
                        "deviation": 153.83582770708145,
                        "volatility": 0.06004073543967728
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "Go Zodiac Friendship Games Online ปีมะเส็ง รุ่น B กระดาน 19x19 (1-2 ดั้ง)",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 15,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 10,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10404,
                "name": "Zodiac กลุ่ม B(1-2 ดั้ง)",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 128,
                "icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-12-23T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-12-23T10:00:19.785880Z",
            "ended": "2022-12-23T11:54:33.980505Z",
            "start_waiting": "2022-12-23T10:00:19.689315Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 60108,
            "name": "《Another Tournament》",
            "director": {
                "id": 771891,
                "username": "D_minor",
                "country": "_GoT_Arryn",
                "icon": "https://user-uploads.online-go.com/7231fcc7a375262568c7bc4946ba363c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 701.1304651993419,
                        "deviation": 74.48741931606371,
                        "volatility": 0.0599967375178945
                    }
                },
                "ranking": 6.69719592046803,
                "professional": false,
                "ui_class": ""
            },
            "description": "The best of luck to all of you.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "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": false,
            "group": {
                "id": 5553,
                "name": "《Another Group》",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3,
                "icon": "https://user-uploads.online-go.com/4534cdfd98dbd98b22381852cafaf71d-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-05-11T19:30:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-11T19:30:37.306828Z",
            "ended": "2020-10-10T00:18:41.902134Z",
            "start_waiting": "2020-05-11T19:30:36.892663Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4534cdfd98dbd98b22381852cafaf71d-15.png",
            "player_count": 5,
            "ranked": true
        }
    ]
}