List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-max_ranking&page=5333
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59214,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=5334",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=5332",
    "results": [
        {
            "id": 76275,
            "name": "Euro 2020 Group 1",
            "director": {
                "id": 777164,
                "username": "sweissner2",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/678047e226d2c7bf4aeac51b8ac1b72d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1537.2572539955888,
                        "deviation": 67.96637417188236,
                        "volatility": 0.06096271361762364
                    }
                },
                "ranking": 24.87136087016906,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "For all soccer/football and Go fans:\nThis is a tournament with 4 simultaneous round-robin groups, 4 players each. Please sign up for ONLY 1 group.\nAfter the group phase is finished, there will be an invite-only single elimination tournament for the top 2 finishers in each group.\nstarts when full",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88320,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 172800,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 6630,
                "name": "Go friends 🐬",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 361,
                "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-06-21T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-06-16T19:44:18.424715Z",
            "ended": "2021-06-23T18:17:55.783705Z",
            "start_waiting": "2021-06-16T19:44:18.246525Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 98984,
            "name": "9x9 Mini League 1k-9k #57",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1324.2325960910043,
                        "deviation": 68.25218422705018,
                        "volatility": 0.06020103685150074
                    }
                },
                "ranking": 21.418151631775086,
                "professional": false,
                "ui_class": ""
            },
            "description": "Special league for players between 9kyu and 1kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 95543,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3524,
                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 696,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-01-22T20:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 21,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-01-20T03:48:16.023517Z",
            "ended": "2023-02-21T00:08:50.277975Z",
            "start_waiting": "2023-01-20T03:48:15.863031Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 65838,
            "name": "2do torneo de Cracks Mexicanitos",
            "director": {
                "id": 832772,
                "username": "bts.van",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/059b199c209ce23097ba242b5da99db1-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1503.6972073146017,
                        "deviation": 68.66197229142593,
                        "volatility": 0.06003455949488482
                    }
                },
                "ranking": 24.36037220920172,
                "professional": false,
                "ui_class": ""
            },
            "description": "Torneos abiertos",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 40,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 6930,
                "name": "Cracks Mexicanitos",
                "summary": "En este grupo BTS.chimy tratara de que este sea un grupo muy bueno, haciendo torneos cada 2 semanas esperamos se diviertan =P.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 23,
                "icon": "https://user-uploads.online-go.com/ced22926122cec40e22a9ad6891e13ba-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-09-27T19:30:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-09-27T19:30:34.723882Z",
            "ended": "2020-09-27T20:30:50.210387Z",
            "start_waiting": "2020-09-27T19:30:34.385877Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ced22926122cec40e22a9ad6891e13ba-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 71735,
            "name": "Handicap Shmaaaaaaaaaandicap SDK Tournament",
            "director": {
                "id": 517520,
                "username": "reverser",
                "country": "_United_Federation_of_Planets",
                "icon": "https://secure.gravatar.com/avatar/75c9d10e90a7149007f5f1188005ffc9?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1902.6011580125187,
                        "deviation": 65.72562005909023,
                        "volatility": 0.06016024522197854
                    }
                },
                "ranking": 29.80745377656669,
                "professional": false,
                "ui_class": ""
            },
            "description": "Whoever that wins is the best!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": true,
            "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": 8863,
                "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-02-28T03:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 21,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-02-22T18:43:47.990627Z",
            "ended": "2021-06-05T01:19:32.929551Z",
            "start_waiting": "2021-02-22T18:43:47.625149Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 68704,
            "name": "Yeah ogs",
            "director": {
                "id": 850139,
                "username": "sun496715",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/d601c4501fe994fa566f35499b0dcdc0?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1041.262430966302,
                        "deviation": 64.93880933439947,
                        "volatility": 0.060041655939086
                    }
                },
                "ranking": 15.852908624786158,
                "professional": false,
                "ui_class": ""
            },
            "description": "Play Faster",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 1,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "blitz",
                "pause_on_weekends": false,
                "total_time": 90
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 7559,
                "name": "Yeah ogs",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 6,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-12-08T02:00:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-12-08T02:00:08.042245Z",
            "ended": "2020-12-08T02:01:59.357181Z",
            "start_waiting": "2020-12-08T02:00:07.853464Z",
            "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": 2038,
            "name": "ben's 1digit mini turnie",
            "director": {
                "id": 39382,
                "username": "ben1388",
                "country": "sg",
                "icon": "https://secure.gravatar.com/avatar/51292932d2bcb43dfd263c224925c69a?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1827.6184633275375,
                        "deviation": 65.2942862358469,
                        "volatility": 0.05998889794387664
                    }
                },
                "ranking": 28.876632851982084,
                "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": 604800,
                "max_time": 1209600,
                "time_increment": 86400
            },
            "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": 20,
            "max_ranking": 29,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-03-13T19:47:43Z",
            "ended": "2013-03-13T18:47:43Z",
            "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": 114569,
            "name": "California spangled Cat tournament #12",
            "director": {
                "id": 1518938,
                "username": "KittyWise",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/dfb96e8660fdc662a5bd238eef23578c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Let's playing around now\n\n<a> https://online-go.com/group/14076</a> welcome join",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 24648,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 21600,
                "initial_time": 86400,
                "max_time": 129600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14076,
                "name": "KittyWise",
                "summary": "----------------------------------------------------------------------------------------------------------------------",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 60,
                "icon": "https://user-uploads.online-go.com/92416af5ddd8c38ad1a269c780ce7965-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-04-06T21:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-04-07T12:01:44.267575Z",
            "ended": "2024-04-09T01:20:44.863647Z",
            "start_waiting": "2024-04-07T12:01:44.119014Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/92416af5ddd8c38ad1a269c780ce7965-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 55880,
            "name": "Reddit Round Robin Handicap Correspondence 10 Kyu - 1 Kyu",
            "director": {
                "id": 963,
                "username": "thouis",
                "country": "_LGBT",
                "icon": "https://user-uploads.online-go.com/a2e7f9e59abe305c58d78f58f24e5f13-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1266.7237365275214,
                        "deviation": 63.159446160328535,
                        "volatility": 0.059558792500715406
                    }
                },
                "ranking": 20.390308144930195,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Reddit Round Robin Handicap Correspondence 10 Kyu - 1 Kyu",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": true,
            "group": {
                "id": 38,
                "name": "reddit",
                "summary": "/r/baduk",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2284,
                "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-01-24T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 20,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-01-23T04:21:55.078362Z",
            "ended": "2020-07-11T19:26:12.781159Z",
            "start_waiting": "2020-01-23T04:21:51.066734Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 65730,
            "name": "23 Encuentro de Go en línea, septiembre 2020",
            "director": {
                "id": 607938,
                "username": "kido.go.baduk",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 752.4459521746994,
                        "deviation": 67.76829760245717,
                        "volatility": 0.060586791591643506
                    }
                },
                "ranking": 8.332400499350085,
                "professional": false,
                "ui_class": ""
            },
            "description": "Viva el go",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 23,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1200,
                "period_time": 10,
                "periods": 3
            },
            "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": "2020-09-26T22:30:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-09-26T22:30:40.821333Z",
            "ended": "2020-09-27T00:43:40.127985Z",
            "start_waiting": "2020-09-26T22:30:39.713523Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 25,
            "ranked": true
        },
        {
            "id": 99741,
            "name": "7-day correspondence 13x13",
            "director": {
                "id": 1185877,
                "username": "TranBao",
                "country": "vn",
                "icon": "https://user-uploads.online-go.com/67d7d186b94fc74fe63b005140aead0c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1061.7728409514802,
                        "deviation": 64.72496243468247,
                        "volatility": 0.0600829673610445
                    }
                },
                "ranking": 16.304475988039545,
                "professional": false,
                "ui_class": ""
            },
            "description": "Have fun. All games end within 7 days. Usually, a 13x13 game result can be decided after 60 moves, so make sure you can play at least 4 moves per day ;)",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 10225,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "total_time": 604800
            },
            "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": 819,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-02-06T13:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 15,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-02-06T13:00:58.253384Z",
            "ended": "2023-03-13T13:02:22.592439Z",
            "start_waiting": "2023-02-06T13:00:58.159458Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 5,
            "ranked": true
        }
    ]
}