List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-max_ranking&page=101
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59438,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=102",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=100",
    "results": [
        {
            "id": 68191,
            "name": "24 NOV PARA 4TO",
            "director": {
                "id": 607938,
                "username": "kido.go.baduk",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 733.7386350417765,
                        "deviation": 67.58441146641512,
                        "volatility": 0.06059085558486428
                    }
                },
                "ranking": 7.749569442835256,
                "professional": false,
                "ui_class": ""
            },
            "description": "Vamos a jugar",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": true,
            "group": {
                "id": 5581,
                "name": "Colegio Serapio Rendón // Kinder - Primaria",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 200,
                "icon": "https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-24T14:35:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-11-24T14:35:30.572571Z",
            "ended": "2020-11-24T15:15:16.383419Z",
            "start_waiting": "2020-11-24T14:35:30.086765Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-15.png",
            "player_count": 11,
            "ranked": true
        },
        {
            "id": 124779,
            "name": "Please like and subscribe to Albert fong and Yeung",
            "director": {
                "id": 1409018,
                "username": "So man",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/2f3320fccfbbffa86c42532e7ccff5d0?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1286.3814546999229,
                        "deviation": 143.66015188409156,
                        "volatility": 0.05999705406853265
                    }
                },
                "ranking": 20.746803576694127,
                "professional": false,
                "ui_class": ""
            },
            "description": "Please like and subscribe Albert fong and Yeung for to know how to do simp and subscribe to the latest news and subscribe Albert fong and Yeung for to know how to do simp and subscribe to the latest news and subscribe Albert fong and Yeung for to know how to do simp and subscribe to the latest news and subscribe Albert fong and Yeung",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 623947,
            "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": 11548,
                "name": "Weelo",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 88,
                "icon": "https://user-uploads.online-go.com/f88b76a2c693e1c013952085cf8b7d14-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-03-09T13:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-03-09T13:00:15.683869Z",
            "ended": "2025-03-21T12:45:07.690150Z",
            "start_waiting": "2025-03-09T13:00:15.549535Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/f88b76a2c693e1c013952085cf8b7d14-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 104632,
            "name": "Hyrule vs monster",
            "director": {
                "id": 1248272,
                "username": "이라겸",
                "country": "kr",
                "icon": "https://secure.gravatar.com/avatar/2bbbea827787bee6abf55d384f6c796b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1024.0946426734831,
                        "deviation": 66.5111442534009,
                        "volatility": 0.06013917500851016
                    }
                },
                "ranking": 15.468042048607197,
                "professional": false,
                "ui_class": ""
            },
            "description": "Hyrule",
            "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": false,
            "group": {
                "id": 9033,
                "name": "Hyrule Warriors",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 7,
                "icon": "https://user-uploads.online-go.com/837feb1b0bb330195378026d94164679-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-07-03T20:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-10-11T16:46:34.824313Z",
            "ended": "2023-10-22T09:57:48.926138Z",
            "start_waiting": "2023-10-11T16:46:34.733447Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/837feb1b0bb330195378026d94164679-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 41969,
            "name": "10/19/2018",
            "director": {
                "id": 21742,
                "username": "დათო",
                "country": "ge",
                "icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2188.217274395995,
                        "deviation": 97.40479902700517,
                        "volatility": 0.06013689069472163
                    }
                },
                "ranking": 33.04533320130458,
                "professional": false,
                "ui_class": ""
            },
            "description": "ორ წაგებაზე გავარდნა",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 61,
            "time_control_parameters": {
                "period_time": 60,
                "main_time": 120,
                "system": "byoyomi",
                "pause_on_weekends": false,
                "time_control": "byoyomi",
                "periods": 3,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": false,
            "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": 266,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-10-19T18:07:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-10-19T18:07:20.941804Z",
            "ended": "2018-10-19T18:42:16.698440Z",
            "start_waiting": "2018-10-19T18:07:20.703161Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 110486,
            "name": "Advance in 13x13",
            "director": {
                "id": 1384972,
                "username": "Marie-Johanna",
                "country": "_Starfleet",
                "icon": "https://user-uploads.online-go.com/c74764359ce05b361ccf801685f25723-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1325.8893936119634,
                        "deviation": 65.85277069872924,
                        "volatility": 0.06001760989442186
                    }
                },
                "ranking": 21.447097369183552,
                "professional": false,
                "ui_class": ""
            },
            "description": "Handicap enabled. Enjoy!",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 90782,
            "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": 13797,
                "name": " 无间勤碁术化  Go Advance forward forever",
                "summary": "欢迎围棋爱好者来到属于您的园地\n\n\n          In Your 💖 Go to Universes everywhere",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 496,
                "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-12-14T12:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-12-14T12:00:34.733327Z",
            "ended": "2024-04-03T09:29:00.854559Z",
            "start_waiting": "2023-12-14T12:00:34.584458Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 67801,
            "name": "Bardeen I",
            "director": {
                "id": 871987,
                "username": "csw626",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/b6ab5af4d5d5164b6e11ecd77a7e9ad5?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1456.099608474732,
                        "deviation": 168.56568771068964,
                        "volatility": 0.06000092542002029
                    }
                },
                "ranking": 23.61574040993167,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Bardeen I",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 624960,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 604800,
                "initial_time": 1814400,
                "max_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7312,
                "name": "Bardeen's Go Group",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 5,
                "icon": "https://user-uploads.online-go.com/e5e3ca81bd4c1467c6efac65f7730744-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-11-14T05:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-11-14T04:32:17.536018Z",
            "ended": "2021-01-28T04:08:05.009772Z",
            "start_waiting": "2020-11-14T04:32:17.447271Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e5e3ca81bd4c1467c6efac65f7730744-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 93964,
            "name": "1 -> 沈榮鈞 2 -> 王善緯",
            "director": {
                "id": 818416,
                "username": "傳碁學園",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1898.3468207617877,
                        "deviation": 71.28817954667363,
                        "volatility": 0.06041644550084839
                    }
                },
                "ranking": 29.755630942351214,
                "professional": false,
                "ui_class": ""
            },
            "description": "1 -> 沈榮鈞\n2 -> 王善緯",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "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": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6399,
                "name": "傳碁 B班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 53,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-08-27T09:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-08-27T08:19:51.092136Z",
            "ended": "2022-08-27T09:01:17.985024Z",
            "start_waiting": "2022-08-27T08:19:51.039494Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 130000,
            "name": "Handicap Arena 2025 - 054",
            "director": {
                "id": 526987,
                "username": "Gia",
                "country": "gr",
                "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1052.4861819192151,
                        "deviation": 64.1418038440685,
                        "volatility": 0.06007162140206108
                    }
                },
                "ranking": 16.101106829509398,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "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": true,
            "group": {
                "id": 13655,
                "name": "Handicap Arena",
                "summary": "Organising arena-type handicap correspondence tournaments.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 105,
                "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-07-02T15:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-07-02T03:07:44.440729Z",
            "ended": "2025-08-19T06:47:11.707416Z",
            "start_waiting": "2025-07-02T03:07:44.303315Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 72180,
            "name": "FP Friends",
            "director": {
                "id": 815885,
                "username": "internemail99",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/406775c341e2e8baadd703789d593379?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500.0,
                        "deviation": 350.0,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "123123131231",
            "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": 8534,
                "name": "FirePlace",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-04T07:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-03-05T07:49:37.925468Z",
            "ended": "2021-04-27T16:51:08.151669Z",
            "start_waiting": "2021-03-05T07:49:37.804346Z",
            "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": 108116,
            "name": "ESTUDANTES MASCULINO - Etapa de Outubro/23",
            "director": {
                "id": 1130720,
                "username": "MarcosEvangelistaBorghi",
                "country": "br",
                "icon": "https://secure.gravatar.com/avatar/d63c10c287e15735866c9f324ba80b13?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 796.1770423720264,
                        "deviation": 100.40408891273815,
                        "volatility": 0.05999818810832534
                    }
                },
                "ranking": 9.640199708970378,
                "professional": false,
                "ui_class": ""
            },
            "description": "Evento da Rede Municipal de Ensino.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 21,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 300,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6411,
                "name": "CIRCUITO ONLINE SME-SP",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 479,
                "icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-10-06T22:32:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-10-06T22:32:34.047809Z",
            "ended": "2023-10-06T23:00:11.708238Z",
            "start_waiting": "2023-10-06T22:32:33.952910Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-15.png",
            "player_count": 9,
            "ranked": true
        }
    ]
}