List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-players_start&page=5639
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58823,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-players_start&page=5640",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-players_start&page=5638",
    "results": [
        {
            "id": 92065,
            "name": "13x13 Absolute Beginners",
            "director": {
                "id": 1141584,
                "username": "EntireTwix",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/2f60181aee7f0e35c2dd4d093c6e231b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1212.0516506760343,
                        "deviation": 60.732156330238425,
                        "volatility": 0.060059389785140006
                    }
                },
                "ranking": 19.368945669455286,
                "professional": false,
                "ui_class": ""
            },
            "description": "This initial tournament is to encourage new players to learn the rules of, and improve in Go and so 1st place prize is $10 and 2nd is $5.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 31,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 120,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12014,
                "name": "Go Converts",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 12,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2022-07-08T20:15:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-07-08T20:04:09.979454Z",
            "ended": "2022-07-08T22:57:21.021693Z",
            "start_waiting": "2022-07-08T20:04:09.872970Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 58659,
            "name": "hyhygygt",
            "director": {
                "id": 748237,
                "username": "PAPA LOUIE",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/5ca63bebc1e9733a922cf80a18e54a3a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 547.3072455519224,
                        "deviation": 78.58011345147807,
                        "volatility": 0.059984484173782465
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "hi. GL & HF",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 31,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 120,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 4965,
                "name": "Cool people!",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-07T23:55:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2020-04-07T23:55:24.804078Z",
            "ended": "2020-04-07T23:58:56.455273Z",
            "start_waiting": "2020-04-07T23:55:24.356944Z",
            "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": 117388,
            "name": "ÚLTIMA JORNADA DE ENTRENAMIENTO AVANZADO DE GO PRIMAVERA 2024",
            "director": {
                "id": 798920,
                "username": "vaik.kanik",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1122.8246878101952,
                        "deviation": 60.371331762484964,
                        "volatility": 0.05972935206691125
                    }
                },
                "ranking": 17.59873578097929,
                "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": 50,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1200,
                "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": 237,
                "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-06-23T00:35:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2024-06-23T00:35:48.624816Z",
            "ended": "2024-06-23T00:53:44.995862Z",
            "start_waiting": "2024-06-23T00:35:48.567883Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 109346,
            "name": "cntest2",
            "director": {
                "id": 1460501,
                "username": "caitnichols",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/2d45010ae3a796549255f365b1a4bb11?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "cntest2",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 34,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 120,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13772,
                "name": "CN Test",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2023-11-07T17:09:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-11-07T17:09:14.671911Z",
            "ended": "2023-11-07T17:12:59.537210Z",
            "start_waiting": "2023-11-07T17:09:14.618057Z",
            "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": 128089,
            "name": "第五回ほたて会[第一回春風戦]上級低段リーグ(2級~二段)",
            "director": {
                "id": 1609909,
                "username": "ほたて囲碁教室",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/651c2aebc8ac9e8fef162798dd97d08a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 652.7412618189767,
                        "deviation": 127.46654126231485,
                        "volatility": 0.06004845959415647
                    }
                },
                "ranking": 5.041666221837165,
                "professional": false,
                "ui_class": ""
            },
            "description": "日時:令和7年5月3日(土)18:00~20:30\n\n※20:30には終了できますようご協力お願い致します\n\n対局開始方法:お時間になりますと、自動で対局が開始されます。OGSを開いてお待ち下さい。\n\n対局方法:総当たり戦(同時対局)\n\n着手方法:盤面ワンクリックで着手(打ち間違いに気をつけて下さい)or 盤面に石を打って画面右上のユーザー名下にある「着手決定」をクリック\n※皆様のOGSの設定により変わります\n\nzoom:使用しません\n\n飲食:自由\n\n対局中に席を離れても大丈夫です\n\n解散方法:全ての対局が終わり次第、各自終了です\n\n結果:この画面に表示されます and ほたて先生から報告します。\n\nこのリーグの参加者は↓↓\n\nkyoutyan 香川県 初段\n\nyururuna 岡山県 初段\n\nyasusospeed 神奈川県 初段\n\nissoh 高知県 二段\n\nほたて囲碁教室 香川県 初段",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 19147,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "total_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 15290,
                "name": "ほたてオンライン",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 41,
                "icon": "https://user-uploads.online-go.com/ec922b6e3630bb40f525c38b768bb37c-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-05-03T09:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2025-05-03T09:00:49.849132Z",
            "ended": "2025-05-03T11:28:18.161904Z",
            "start_waiting": "2025-05-03T09:00:49.722616Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ec922b6e3630bb40f525c38b768bb37c-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 79459,
            "name": "Shogi 将棋 9x9 LXXI",
            "director": {
                "id": 697149,
                "username": "deleted-57394cd2-c7b2-41c3-9e0b-1d116d71ec17",
                "country": "se",
                "icon": "https://user-uploads.online-go.com/2d41f0fc65fb65cf386d8f5534a6d163-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1665.2715388700315,
                        "deviation": 71.21323820073493,
                        "volatility": 0.0598806998975717
                    }
                },
                "ranking": 26.723091679426847,
                "professional": false,
                "ui_class": ""
            },
            "description": "9x9 like Shogi, the only major chess variant where you can put pieces back on the board.",
            "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": false,
            "group": {
                "id": 935,
                "name": "Shogi 81Dojo",
                "summary": "Group for Shogi players on 81Dojo",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 38,
                "icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-09-17T16:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-09-17T16:00:44.631056Z",
            "ended": "2021-11-08T09:06:12.556515Z",
            "start_waiting": "2021-09-17T16:00:44.433513Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 98869,
            "name": "The 5th Gosei Kanren Memorial Cup",
            "director": {
                "id": 449215,
                "username": "SM-SYaKo",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/e577b58bab7d7fc9871766c9d1f7195a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1182.178471692773,
                        "deviation": 63.45983688838135,
                        "volatility": 0.060058455061893425
                    }
                },
                "ranking": 18.79122343818162,
                "professional": false,
                "ui_class": ""
            },
            "description": "Gosei is one of the major Japanese Go Titles. It continues currently in Japan. Kanren is the first Gosei. This tournament is made as a commemorative of “Gosei Kanren Memorial Junior Go Tournament (碁聖寛蓮記念ジュニア囲碁大会)” in Ureshino City, Saga, Japan.\n\n「第四回碁聖寛蓮記念カップ」です。碁聖は現在にも続く日本の囲碁のタイトルの一つで、寛蓮は最初の碁聖と言われております。この大会は嬉野市で開催されていた「碁聖寛蓮記念ジュニア囲碁大会」の改名に因んで作りました。",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 45251,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 43200,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2389,
                "name": "Murase Go Group",
                "summary": "The group of Japanese and any go player from different countries.\nこのグループは日本人や世界中の国々の人々が集うグループです。",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 93,
                "icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-08-17T23:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-08-17T23:00:30.773635Z",
            "ended": "2024-10-30T06:25:19.826997Z",
            "start_waiting": "2023-08-17T23:00:29.544292Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-15.png",
            "player_count": 71,
            "ranked": true
        },
        {
            "id": 90608,
            "name": "第4期かおり杯名人戦名人リーグ(6d~)",
            "director": {
                "id": 575743,
                "username": "site15",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/bc007d9395773691f25a5b61c493d20c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2232.771642016839,
                        "deviation": 66.15745879617059,
                        "volatility": 0.059975550212188235
                    }
                },
                "ranking": 33.51195664282314,
                "professional": false,
                "ui_class": ""
            },
            "description": "このトーナメントは下記の方が参加予定です。空きがないため参加者となっていない方は参加することができません。\n\nThis tournament have already been \"reserved\" for members listed below. If you are not one among them, don't click \"Join this tournament!\". (There is no vacancy.)\n\nmicky0427さん、peipeipeiさん、dk0710さん、sinnya1109さん、yutakamiさん、マカロニさん、shinji01さん、Novakunさん、ほんばさん、mekilaさん",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 46080,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2969,
                "name": "かおり杯-World Kaori Cup-",
                "summary": "For every player who enjoy go game",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 288,
                "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-06-04T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2022-06-04T11:00:21.117458Z",
            "ended": "2022-09-12T01:36:31.354732Z",
            "start_waiting": "2022-06-04T11:00:19.657882Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 79159,
            "name": "Shogi 将棋 9x9 LXX",
            "director": {
                "id": 697149,
                "username": "deleted-57394cd2-c7b2-41c3-9e0b-1d116d71ec17",
                "country": "se",
                "icon": "https://user-uploads.online-go.com/2d41f0fc65fb65cf386d8f5534a6d163-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1665.2715388700315,
                        "deviation": 71.21323820073493,
                        "volatility": 0.0598806998975717
                    }
                },
                "ranking": 26.723091679426847,
                "professional": false,
                "ui_class": ""
            },
            "description": "9x9 like Shogi, the only major chess variant where you can put pieces back on the board.",
            "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": false,
            "group": {
                "id": 935,
                "name": "Shogi 81Dojo",
                "summary": "Group for Shogi players on 81Dojo",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 38,
                "icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-09-10T16:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-09-10T16:00:37.027324Z",
            "ended": "2021-11-02T14:14:36.713594Z",
            "start_waiting": "2021-09-10T16:00:36.867640Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 89084,
            "name": "How to play solo",
            "director": {
                "id": 1004222,
                "username": "giyuchamp official",
                "country": "_United_Federation_of_Planets",
                "icon": "https://user-uploads.online-go.com/88a6a049e3c7a0ef44dd5c321055d50a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 887.061763909071,
                        "deviation": 93.84141896397341,
                        "volatility": 0.060018045678905355
                    }
                },
                "ranking": 12.142553494634063,
                "professional": false,
                "ui_class": ""
            },
            "description": "see u",
            "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": 11651,
                "name": "Champ like play go",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2,
                "icon": "https://user-uploads.online-go.com/d3abfc20cb51eaa0fb4e6f52a60f7f95-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-10-12T09:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-10-20T18:45:43.731215Z",
            "ended": "2023-02-27T14:37:45.387633Z",
            "start_waiting": "2022-10-20T18:45:43.607493Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/d3abfc20cb51eaa0fb4e6f52a60f7f95-15.png",
            "player_count": 4,
            "ranked": true
        }
    ]
}