List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=max_ranking&page=4834
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59284,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=4835",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=4833",
    "results": [
        {
            "id": 116958,
            "name": "ტურნირი",
            "director": {
                "id": 1330953,
                "username": "Sartana",
                "country": "ge",
                "icon": "https://secure.gravatar.com/avatar/63705659416fc20e8174adf8031b48b7?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1256.5274328845005,
                        "deviation": 60.96348731855199,
                        "volatility": 0.060103322845429165
                    }
                },
                "ranking": 20.20321165844919,
                "professional": false,
                "ui_class": ""
            },
            "description": "ტურნირი",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 21,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 720,
                "period_time": 15,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 692,
                "name": "Georgia - საქართველოს გოს ფედერაცია",
                "summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს  მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 265,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-06-10T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-06-10T18:00:50.924110Z",
            "ended": "2024-06-10T22:03:58.194913Z",
            "start_waiting": "2024-06-10T18:00:50.819469Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 72206,
            "name": "9x9 Classic W.D.D.T. IV",
            "director": {
                "id": 929191,
                "username": "EnsoZEN",
                "country": "cz",
                "icon": "https://user-uploads.online-go.com/9de5727796a655588080bb89cc627977-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1463.5820448380764,
                        "deviation": 67.30723430909097,
                        "volatility": 0.06004488935091738
                    }
                },
                "ranking": 23.734396346844115,
                "professional": false,
                "ui_class": ""
            },
            "description": "Classic weekly double death tournament.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 8129,
                "name": "ZEN Go",
                "summary": "The search for happiness is one of the chief sources of unhappiness.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 48,
                "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-03-28T23:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-03-22T10:05:05.203693Z",
            "ended": "2021-06-19T09:19:57.912645Z",
            "start_waiting": "2021-03-22T10:05:04.934760Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 116299,
            "name": "botgame20240522",
            "director": {
                "id": 1480332,
                "username": "Kata_speed",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/f95840501e8a57e554d3b8c0edd193b9-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2717.5906546342494,
                        "deviation": 88.20637712418021,
                        "volatility": 0.06000292767618095
                    }
                },
                "ranking": 38,
                "professional": false,
                "ui_class": "bot"
            },
            "description": "something",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 3,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "blitz",
                "pause_on_weekends": false,
                "main_time": 0,
                "period_time": 3,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12594,
                "name": "Doulet Media",
                "summary": "This is one of the Bot that allows Bots and welcome Bots because we developed bots and test them in here. Feel free to challenge Kata_web, our newest AI and welcome to join our ladders and tournaments and they all allow bots. -changcheng6541/Doulet Media",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 1937,
                "icon": "https://user-uploads.online-go.com/d54616909c95182263b73a78d32b9412-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-05-22T08:53:00Z",
            "players_start": 1,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-06-10T22:09:50.942850Z",
            "ended": "2024-06-10T22:09:51.703351Z",
            "start_waiting": "2024-06-10T22:09:50.882000Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/d54616909c95182263b73a78d32b9412-15.png",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 117174,
            "name": "2024 Blueprint Cup (19x19)",
            "director": {
                "id": 1576769,
                "username": "deleted-85530067-7c0d-466f-a926-60f084b088fe",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/e6d455f30ff2bc8e29039b90052dd678-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1995.4065691900485,
                        "deviation": 85.56551110293081,
                        "volatility": 0.05999200356348011
                    }
                },
                "ranking": 30.909992047142968,
                "professional": false,
                "ui_class": ""
            },
            "description": "Good luck and have fun!\nJust give you a heads up any suspicious activity might get you banned (such as AI use)\n\nPoint system for 19x19: 1st: 30 points 2nd: 15 points 3rd: 10 points 4th: 5 points 5th-8th: 2 points 9th-16th: 1 point",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "per_move": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14385,
                "name": "The Ranked Group",
                "summary": "Join this group and compete for the best ^^",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 190,
                "icon": "https://user-uploads.online-go.com/afe0747efdb912a764d15d5340a4b85f-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-06-22T23:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2024-06-22T23:00:49.001947Z",
            "ended": "2024-09-24T09:16:32.677122Z",
            "start_waiting": "2024-06-22T23:00:48.667226Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/afe0747efdb912a764d15d5340a4b85f-15.png",
            "player_count": 29,
            "ranked": true
        },
        {
            "id": 127123,
            "name": "Live 9x9 Double Elimination Tournament",
            "director": {
                "id": 1687058,
                "username": "Kaw_Ninja",
                "country": "pt",
                "icon": "https://user-uploads.online-go.com/65362065d6e8e89c6607395ba8eb3d2f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 952.4415334467215,
                        "deviation": 70.79654177968679,
                        "volatility": 0.06431646549167647
                    }
                },
                "ranking": 13.788845156340887,
                "professional": false,
                "ui_class": ""
            },
            "description": "Live 9x9 Double Elimination Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 95543,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 15184,
                "name": "Татарстан",
                "summary": "<img src=\"http://kazchess.ru/wp-content/uploads/2020/02/%D1%84%D0%BE%D1%82%D0%BE-%D0%B4%D0%B5%D1%82.jpg\">",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 33,
                "icon": "https://user-uploads.online-go.com/742f13972d1ab21b905676569922fa19-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-04-22T12:00:00Z",
            "players_start": 6,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-04-07T06:31:18.868657Z",
            "ended": "2025-05-22T08:46:08.366385Z",
            "start_waiting": "2025-04-07T06:31:18.777691Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/742f13972d1ab21b905676569922fa19-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 78884,
            "name": "ทดสอบแข่งขัน ป.6",
            "director": {
                "id": 779033,
                "username": "T.Boss Chanatip",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/b48d7002f7cfe5a5b7dbf304aa99b403-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2035.3577057312855,
                        "deviation": 73.07838554282719,
                        "volatility": 0.06006497874786784
                    }
                },
                "ranking": 31.368912011527872,
                "professional": false,
                "ui_class": ""
            },
            "description": "ทดสอบแข่งขัน",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 9318,
                "name": "Piyachat ",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 222,
                "icon": "https://user-uploads.online-go.com/377f55c70dc6d0f96d66a92236bb05d1-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-08-17T06:31:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-08-17T06:31:41.609941Z",
            "ended": "2021-08-17T06:56:46.387374Z",
            "start_waiting": "2021-08-17T06:31:41.418367Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/377f55c70dc6d0f96d66a92236bb05d1-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 126685,
            "name": "Happy 9x9 #1",
            "director": {
                "id": 1429536,
                "username": "Миша_HGO",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/68a6aaf98710e44bb2beb5c30d95867a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1706.792458840278,
                        "deviation": 66.72135638947552,
                        "volatility": 0.060223704298150375
                    }
                },
                "ranking": 27.293221949976818,
                "professional": false,
                "ui_class": ""
            },
            "description": "For Happy!",
            "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",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 15142,
                "name": "Ekaterinburg",
                "summary": "Previous winners:\n\nHappy 19х19:\n\n    Happy 19x19 #1 - Chlowski\n    Happy 19x19 #2 - registration\n\nHappy 13x13:\n\n    Happy 13x13 #1 - registration\n\nHappy 9x9:\n\n    Happy 9x9 #1 - in progress",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 4,
                "icon": "https://user-uploads.online-go.com/9c663c990d9af1cdaec895b7401d3585-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-04-26T10:00:00Z",
            "players_start": 8,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-04-25T22:32:19.827109Z",
            "ended": "2025-05-29T03:03:08.704213Z",
            "start_waiting": "2025-04-25T22:32:19.029659Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9c663c990d9af1cdaec895b7401d3585-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 109761,
            "name": "JORNADA 9 DE ENTRENAMIENTO DE GO INTERMEDIO Y AVANZADO KANIK OTOÑO 2023",
            "director": {
                "id": 798920,
                "username": "vaik.kanik",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1171.207886687557,
                        "deviation": 60.582228588721904,
                        "volatility": 0.059730739267367286
                    }
                },
                "ranking": 18.575389024397857,
                "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": 62,
            "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": 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": "2023-11-19T00:35:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2023-11-19T00:35:56.555300Z",
            "ended": "2023-11-19T01:13:24.224328Z",
            "start_waiting": "2023-11-19T00:35:56.454984Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 70531,
            "name": "Weekly Saturday Single Elimination Tournament #13",
            "director": {
                "id": 831021,
                "username": "SoccerGuy2000",
                "country": "_Klingon",
                "icon": "https://secure.gravatar.com/avatar/c5371f0736122d5ff89c096dfc05d98c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1417.4411374471954,
                        "deviation": 63.04610532698031,
                        "volatility": 0.0600406608939129
                    }
                },
                "ranking": 22.992817207346068,
                "professional": false,
                "ui_class": ""
            },
            "description": "Have fun!",
            "schedule": null,
            "title": null,
            "tournament_type": "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": false,
            "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": 17884,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-01-30T20:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-01-30T20:00:25.020730Z",
            "ended": "2021-07-09T09:05:13.151092Z",
            "start_waiting": "2021-01-30T20:00:24.393145Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 18,
            "ranked": true
        },
        {
            "id": 38676,
            "name": "1st Continental Go World Cup-Qualification Phase for Europa: Category 9-5k (Group 3)",
            "director": {
                "id": 539024,
                "username": "Mitsunari3",
                "country": "fr",
                "icon": "https://user-uploads.online-go.com/0e065c8eabe35d7324b6a055fa78ba57-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Hello <br>\nThis is the qualification phase for the European players who has a level between 9k and 5k.<br>\n(This is the group n°3. The winner of this group will play a final qualification phase against the winners of the other groups of the same category.)\n<br>\n<span style=\"color:red;\">REMEMBER THAT YOUR FLAG MUST MATCH WITH THE CONTINENT (for example, French or german flag are considered as European flags).</p>\nHave fun :)",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 59520,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 172800,
                "max_time": 259200,
                "time_increment": 57600,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2514,
                "name": "Continental and World Go Cups Group",
                "summary": "You want to become World Champion or a Continental champion? Join us :)",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 526,
                "icon": "https://user-uploads.online-go.com/c1c2b263d212f80b7dfe72721f68c8e4-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2018-07-01T10:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2018-07-20T14:45:34.804114Z",
            "ended": "2018-08-14T17:06:36.744676Z",
            "start_waiting": "2018-07-20T14:45:21.991534Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/c1c2b263d212f80b7dfe72721f68c8e4-15.png",
            "player_count": 10,
            "ranked": true
        }
    ]
}