List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=first_pairing_method&page=5414
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59169,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=5415",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=5413",
    "results": [
        {
            "id": 88971,
            "name": "турнир",
            "director": {
                "id": 1078801,
                "username": "ilja",
                "country": "ru",
                "icon": "https://secure.gravatar.com/avatar/c9d3e0d522170af6bee99b1e6c1abacf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1097.7565673847937,
                        "deviation": 67.44346346583147,
                        "volatility": 0.06013384674802564
                    }
                },
                "ranking": 17.07603332105516,
                "professional": false,
                "ui_class": ""
            },
            "description": "турнир",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 152,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 150,
                "initial_time": 180,
                "max_time": 720
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 9,
                "name": "Русская группа",
                "summary": "Интересные, призовые турниры.",
                "require_invitation": true,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1954,
                "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-04-21T10:00:00Z",
            "players_start": 3,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 18,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-07-27T09:24:39.504375Z",
            "ended": "2022-07-27T09:42:51.121068Z",
            "start_waiting": "2022-07-27T09:24:39.443791Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 82621,
            "name": "Contest #1 2021",
            "director": {
                "id": 1065846,
                "username": "OreoHam777",
                "country": "nz",
                "icon": "https://secure.gravatar.com/avatar/001a38e123f0edfca9543faacae7865f?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1442.0911710199657,
                        "deviation": 60.525251779380696,
                        "volatility": 0.05994262403078612
                    }
                },
                "ranking": 23.391947100744954,
                "professional": false,
                "ui_class": ""
            },
            "description": "This contest will be held on the 28th of December. It will be open to anyone who is between Level 25 to Level 5. Feel free to join!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 20,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "live",
                "pause_on_weekends": false,
                "total_time": 1800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 10593,
                "name": "Felix the Phoenix's Go Club of Fun",
                "summary": "Felix the Phoenix's Go Club of Fun is a social club which allows players to game, chat and have fun. I hope you'll have a great time in the club!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 6,
                "icon": "https://user-uploads.online-go.com/905298dfa79456e1a238f56390c1f642-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-12-28T01:30:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 25,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-12-28T01:30:04.601248Z",
            "ended": "2021-12-28T04:47:23.542345Z",
            "start_waiting": "2021-12-28T01:30:04.394493Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/905298dfa79456e1a238f56390c1f642-15.png",
            "player_count": 12,
            "ranked": true
        },
        {
            "id": 107582,
            "name": "🏆Online Go Championship🏆 - 19x19 Tournament",
            "director": {
                "id": 1175667,
                "username": "PPProm",
                "country": "th",
                "icon": "https://secure.gravatar.com/avatar/12507b959b9075059f6e1c43f0f27ba5?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 929.5238447430535,
                        "deviation": 66.65390974576505,
                        "volatility": 0.060037795123986826
                    }
                },
                "ranking": 13.224997673087842,
                "professional": false,
                "ui_class": ""
            },
            "description": "Coming soon……",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 13102,
                "name": "Online Go - OGS",
                "summary": "Welcome to group “Online Go - OGS”\n\nHave fun😊😊",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 61,
                "icon": "https://user-uploads.online-go.com/e8402476d566b538e57657b59dc9f91d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-10-15T05:00:00Z",
            "players_start": 16,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-10-15T05:00:35.725995Z",
            "ended": "2024-10-10T12:17:59.557875Z",
            "start_waiting": "2023-10-15T05:00:35.283754Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e8402476d566b538e57657b59dc9f91d-15.png",
            "player_count": 54,
            "ranked": true
        },
        {
            "id": 26531,
            "name": "Let's learn from each other!",
            "director": {
                "id": 439429,
                "username": "ProfessorA",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/73de0839d2f9ef598da79c68b228f395-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1157.9244007851103,
                        "deviation": 63.9171822761565,
                        "volatility": 0.05995199947825181
                    }
                },
                "ranking": 18.311328425991398,
                "professional": false,
                "ui_class": ""
            },
            "description": "Enjoy the fun of go! Have fun!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 70,
            "time_control_parameters": {
                "period_time": 30,
                "main_time": 3600,
                "system": "byoyomi",
                "pause_on_weekends": false,
                "time_control": "byoyomi",
                "periods": 5,
                "speed": "live"
            },
            "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": 17870,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2017-04-25T11:41:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2017-04-25T11:41:59.301368Z",
            "ended": "2017-04-25T12:44:29.453771Z",
            "start_waiting": "2017-04-25T11:41:58.995725Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 106229,
            "name": "Léro léro",
            "director": {
                "id": 832318,
                "username": "miguel0204",
                "country": "br",
                "icon": "https://secure.gravatar.com/avatar/471c6f87781deced9d324ef7093a8382?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1719.6044115546833,
                        "deviation": 61.833770446381706,
                        "volatility": 0.06007515594780061
                    }
                },
                "ranking": 27.466347305189853,
                "professional": false,
                "ui_class": ""
            },
            "description": "Léro léro",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 11,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "blitz",
                "pause_on_weekends": false,
                "main_time": 30,
                "period_time": 10,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13117,
                "name": "alunos verissimo",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 103,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2023-08-08T13:00:00Z",
            "players_start": 6,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-08-08T12:49:11.685067Z",
            "ended": "2023-08-08T13:12:55.556360Z",
            "start_waiting": "2023-08-08T12:49:11.469661Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 75439,
            "name": "STOP COVID-19",
            "director": {
                "id": 721084,
                "username": "Lexxgo",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/eadd3bb95af972db608b10e308217d0d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1702.0164192076516,
                        "deviation": 66.54857732174423,
                        "volatility": 0.059972624948633195
                    }
                },
                "ranking": 27.22835155459872,
                "professional": false,
                "ui_class": ""
            },
            "description": "STOP COVID-19",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 96000,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 864000,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 9239,
                "name": "World tournaments",
                "summary": "World tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 9,
                "icon": "https://user-uploads.online-go.com/f00af69c1e00d870226552a84d04d87c-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-06-12T06:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-06-12T06:00:59.805517Z",
            "ended": "2022-10-02T12:22:52.608817Z",
            "start_waiting": "2021-06-12T06:00:59.618423Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/f00af69c1e00d870226552a84d04d87c-15.png",
            "player_count": 11,
            "ranked": true
        },
        {
            "id": 41159,
            "name": "BFG Everyday Nines Open 2",
            "director": {
                "id": 487279,
                "username": "Ushibaka",
                "country": "_GoT_Baratheon",
                "icon": "https://user-uploads.online-go.com/89c805a20523780bc8e06b31891998d5-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1561.6203341286994,
                        "deviation": 81.84154760361032,
                        "volatility": 0.05999570110268064
                    }
                },
                "ranking": 25.235374555625793,
                "professional": false,
                "ui_class": ""
            },
            "description": "9x9 Tournament.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 63,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 300,
                "max_time": 300,
                "time_increment": 60,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2851,
                "name": "Brave Fighters Group",
                "summary": "Weekly tournaments on the 9x9 board.",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 9,
                "icon": "https://user-uploads.online-go.com/6165865b07f10f7b9b739045f8273c77-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-09-25T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-09-25T15:00:38.298414Z",
            "ended": "2018-09-25T15:15:02.456049Z",
            "start_waiting": "2018-09-25T15:00:35.986181Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6165865b07f10f7b9b739045f8273c77-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 1089,
            "name": "sucram's 10th mini-tournament",
            "director": {
                "id": 22851,
                "username": "sucram",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/9f244aebad7cad00c03cefa7766d84e0?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1517.991811771322,
                        "deviation": 65.34340863419284,
                        "volatility": 0.059962921760055986
                    }
                },
                "ranking": 24.579403724154304,
                "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": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-04-17T16:34:18Z",
            "ended": "2010-04-17T14:34:18Z",
            "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": 1821,
            "name": "Great Wall Tournament 2 (black plays great wall fuseki)",
            "director": {
                "id": 32185,
                "username": "antinoun",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/5a55fc1eb56c418d7ea0d2d33ea5336a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1738.574242995871,
                        "deviation": 66.20295526077192,
                        "volatility": 0.05995034719237882
                    }
                },
                "ranking": 27.720328401369557,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 383,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-11-01T22:45:20Z",
            "ended": "2012-11-01T21:45:20Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 71709,
            "name": "Fluffy Tigress Taiga",
            "director": {
                "id": 109488,
                "username": "DVbS78rkR7NVe",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/e379f98cdecd568bf2a9c1deb14ea283?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2026.1476299885521,
                        "deviation": 66.05609734432652,
                        "volatility": 0.059874270189468615
                    }
                },
                "ranking": 31.26391960044579,
                "professional": false,
                "ui_class": ""
            },
            "description": "<embed width=\"560\" height=\"315\" src=\"https://www.youtube.com/embed/WWR-fMwVCcI\"></embed>",
            "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",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6124,
                "name": "Leopard's Resting Tree",
                "summary": "A little corner for cat tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 312,
                "icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-11T14:00:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-03-11T14:00:24.726889Z",
            "ended": "2022-11-21T22:12:19.487327Z",
            "start_waiting": "2021-03-11T14:00:23.801326Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-15.png",
            "player_count": 24,
            "ranked": true
        }
    ]
}