List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-min_ranking&page=1744
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59040,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-min_ranking&page=1745",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-min_ranking&page=1743",
    "results": [
        {
            "id": 75470,
            "name": "9x9OGS",
            "director": {
                "id": 929370,
                "username": "mike1004",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/1ae5733ce3cf208417b07a7dad51c626-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1433.29273319705,
                        "deviation": 68.81068586915491,
                        "volatility": 0.05989731324002006
                    }
                },
                "ranking": 23.250272473569712,
                "professional": false,
                "ui_class": ""
            },
            "description": "Come and play with me.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 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": 1780,
                "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-05-23T04:47:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 21,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-05-23T04:47:28.265112Z",
            "ended": "2021-05-23T05:40:01.972421Z",
            "start_waiting": "2021-05-23T04:47:28.142819Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 57544,
            "name": "ㅜㅜㅜㅜㅜㅜㅜㅜㅜㅜㅜㅜ",
            "director": {
                "id": 738665,
                "username": "cutyhany",
                "country": "kr",
                "icon": "https://secure.gravatar.com/avatar/055895f7c182a7ea803661ac49d51e29?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1634.4570405293491,
                        "deviation": 69.09882329594102,
                        "volatility": 0.06003406198391524
                    }
                },
                "ranking": 26.290706798575638,
                "professional": false,
                "ui_class": ""
            },
            "description": "ㅜㅜㅜㅜㅜㅜㅜㅜㅜ",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 4560,
                "name": "한국그룹11",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 0,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-03-16T11:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-03-17T17:37:00.463957Z",
            "ended": "2020-05-03T10:55:08.885888Z",
            "start_waiting": "2020-03-17T17:36:59.523550Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 80409,
            "name": "Round Robin with auto handicaps 13x13",
            "director": {
                "id": 1032638,
                "username": "amateurplaying",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/a3ac11034dd78011f72aee0c3ea9de6c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1158.9125831713936,
                        "deviation": 65.38092199194944,
                        "volatility": 0.05998366584684001
                    }
                },
                "ranking": 18.331076404626156,
                "professional": false,
                "ui_class": ""
            },
            "description": "Round Robin 13x13 long correspondence games with automatic handicaps",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 631680,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 604800,
                "initial_time": 2419200,
                "max_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 9945,
                "name": "Unusual boards",
                "summary": "Group for those who love playing on unusual boards like 10x10, 2x25, 7x14 and so on...",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 36,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-10-06T08:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-10-06T08:00:41.758776Z",
            "ended": "2022-01-28T11:26:53.158198Z",
            "start_waiting": "2021-10-06T08:00:41.277877Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 108109,
            "name": "9x9 Mini League 10k-25k #185",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1399.8568949855182,
                        "deviation": 68.01550053598847,
                        "volatility": 0.0601745234185097
                    }
                },
                "ranking": 22.703830742639592,
                "professional": false,
                "ui_class": ""
            },
            "description": "Special league for players between 25kyu and 10kyu. 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": 698,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-10-08T19:05:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-10-09T15:31:06.935881Z",
            "ended": "2023-11-06T22:53:39.762747Z",
            "start_waiting": "2023-10-09T15:31:06.769588Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 74888,
            "name": "Fast Correspondence 2021-05-13",
            "director": {
                "id": 784,
                "username": "mlopezviedma",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1549.3067567557982,
                        "deviation": 62.35310715568795,
                        "volatility": 0.05973738298831722
                    }
                },
                "ranking": 25.052110341098295,
                "professional": false,
                "ui_class": "supporter moderator"
            },
            "description": "Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled to allow the use of conditional moves.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30720,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 28800,
                "initial_time": 172800,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 508,
                "name": "Fast Correspondence",
                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 820,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-05-13T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-05-13T00:00:10.483025Z",
            "ended": "2021-06-21T11:31:28.326913Z",
            "start_waiting": "2021-05-13T00:00:09.489728Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 108110,
            "name": "19x19 Open League #33",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1399.8568949855182,
                        "deviation": 68.01550053598847,
                        "volatility": 0.0601745234185097
                    }
                },
                "ranking": 22.703830742639592,
                "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": 68,
                "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-10-15T21:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-10-14T11:18:55.408750Z",
            "ended": "2024-02-19T03:11:16.387767Z",
            "start_waiting": "2023-10-14T11:18:54.875835Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 75967,
            "name": "Das Turnier nach dem Turnier",
            "director": {
                "id": 482594,
                "username": "Chamo Morimoto",
                "country": "eu",
                "icon": "https://user-uploads.online-go.com/e674d26105cb6e32a67a6f70cc338707-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1265.7372296107305,
                        "deviation": 63.67513397964588,
                        "volatility": 0.0597418938409577
                    }
                },
                "ranking": 20.372272221309466,
                "professional": false,
                "ui_class": ""
            },
            "description": "Phritten gegen Zimmer 1",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 38,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 35,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7577,
                "name": "Akademischer Gesangverein München",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 8,
                "icon": "https://user-uploads.online-go.com/e77140823edef2d41b3227b8398854b6-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-06-05T14:47:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-06-05T14:47:15.046533Z",
            "ended": "2021-06-05T15:20:54.675359Z",
            "start_waiting": "2021-06-05T14:47:14.885043Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e77140823edef2d41b3227b8398854b6-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 59986,
            "name": "Torneio Postal de Quarentena",
            "director": {
                "id": 71636,
                "username": "riemsdijk",
                "country": "br",
                "icon": "https://user-uploads.online-go.com/da901711d8fc89260b88e89b54d973a2-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2090.7587878762934,
                        "deviation": 107.7162501054069,
                        "volatility": 0.06007508560034665
                    }
                },
                "ranking": 31.990616287133697,
                "professional": false,
                "ui_class": ""
            },
            "description": "Torneio Postal de Quarentena",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 3811,
                "name": "Aulas de Go com FHvR",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 40,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-03T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-03T15:00:30.083790Z",
            "ended": "2021-05-21T15:14:48.810983Z",
            "start_waiting": "2020-05-03T15:00:27.585971Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 59352,
            "name": "9x9Tournament",
            "director": {
                "id": 736023,
                "username": "2026vs.",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/7b00a5b491f99a02c822db43039ddd91-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1529.4955917779457,
                        "deviation": 63.196335111054026,
                        "volatility": 0.060307009572073786
                    }
                },
                "ranking": 24.754179686665076,
                "professional": false,
                "ui_class": ""
            },
            "description": "9x9Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "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": 4573,
                "name": "Go Playground",
                "summary": "",
                "require_invitation": true,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 21,
                "icon": "https://user-uploads.online-go.com/9d7bc58cb903eb4610d051c64257b436-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-30T09:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-04-30T09:00:11.706263Z",
            "ended": "2020-08-05T16:18:09.885225Z",
            "start_waiting": "2020-04-30T09:00:11.071417Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9d7bc58cb903eb4610d051c64257b436-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 70704,
            "name": "#016 🐩 Sunday Correspondence 19×19 RoundRobin",
            "director": {
                "id": 782501,
                "username": "マンジュリカ",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/fbeb691b3d1b4b41a890cb9b89b59bc6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1613.1492347649423,
                        "deviation": 66.21889845362597,
                        "volatility": 0.05849840812884101
                    }
                },
                "ranking": 25.986924418598104,
                "professional": false,
                "ui_class": ""
            },
            "description": "have fun",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 2214,
                "name": "Dogs fun",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-02-07T09:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-02-03T12:38:15.356725Z",
            "ended": "2021-06-26T11:18:29.194797Z",
            "start_waiting": "2021-02-03T12:38:14.257505Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-15.png",
            "player_count": 10,
            "ranked": true
        }
    ]
}