List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-max_ranking&page=784
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59351,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=785",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=783",
    "results": [
        {
            "id": 44930,
            "name": "shmoopies1",
            "director": {
                "id": 609205,
                "username": "JaroTheFirst",
                "country": "be",
                "icon": "https://user-uploads.online-go.com/578d0133c0b52c1d3760325b8b4eda8b-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1425.2286635028336,
                        "deviation": 62.0768026638592,
                        "volatility": 0.05976100344082945
                    }
                },
                "ranking": 23.119656898068264,
                "professional": false,
                "ui_class": ""
            },
            "description": "shmoopies closed group",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 1209600,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3286,
                "name": "shmoopies2019",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2019-01-23T21:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-01-25T21:52:14.966933Z",
            "ended": "2019-12-08T16:41:35.711492Z",
            "start_waiting": "2019-01-25T21:52:14.785540Z",
            "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": 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": 92959,
            "name": "7 -> 周逸 8 -> 蔡仲文",
            "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": "7 -> 周逸\n8 -> 蔡仲文",
            "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": 7531,
                "name": "傳碁 C班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 87,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-07-30T04:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-07-30T03:42:15.799907Z",
            "ended": "2022-07-30T04:06:47.910415Z",
            "start_waiting": "2022-07-30T03:42:15.752774Z",
            "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": 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": 114385,
            "name": "19x19 New Zealand Open League #4",
            "director": {
                "id": 178104,
                "username": "dexonsmith",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1390.7732166446785,
                        "deviation": 67.55416504748428,
                        "volatility": 0.06064009346038413
                    }
                },
                "ranking": 22.55312076827671,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "All players welcome. 10 players. Starts only when full.\n\nNew Zealand rules. 19x19 board. Even games. Round robin.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "nz",
            "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": 14024,
                "name": "New Zealand Ladders",
                "summary": "Group for ladders and tournaments that use New Zealand rules.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 80,
                "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-04-11T01:00:00Z",
            "players_start": 10,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-04-09T18:57:58.608945Z",
            "ended": "2024-08-18T05:20:51.086666Z",
            "start_waiting": "2024-04-09T18:57:57.820199Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 44940,
            "name": "Lyons Gang Round Robin",
            "director": {
                "id": 600899,
                "username": "cha3",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/500b863796c01ce3cf80b91e5ce59026?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1670.633147840827,
                        "deviation": 63.40972285074543,
                        "volatility": 0.05994256806288589
                    }
                },
                "ranking": 26.797507087664638,
                "professional": false,
                "ui_class": ""
            },
            "description": "Description",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 259200,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 3269,
                "name": "Lyons Gang",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://user-uploads.online-go.com/2183d280de7a99ed8a5933a1459f06fa-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-01-30T21:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2019-01-30T21:00:32.370450Z",
            "ended": "2019-03-07T20:34:04.694274Z",
            "start_waiting": "2019-01-30T21:00:31.457549Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/2183d280de7a99ed8a5933a1459f06fa-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 99857,
            "name": "go go",
            "director": {
                "id": 1269895,
                "username": "Cybèle",
                "country": "150",
                "icon": "https://user-uploads.online-go.com/caf19b4503b856d082647225e7fd43fe-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 863.8335028553679,
                        "deviation": 65.98550318269317,
                        "volatility": 0.060476089188204726
                    }
                },
                "ranking": 11.528278267512311,
                "professional": false,
                "ui_class": ""
            },
            "description": "cool super",
            "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",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12279,
                "name": "Les Génies - Club de Go Suisse (Coinsins) et France (Moissac)",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 97,
                "icon": "https://user-uploads.online-go.com/3a4d1df61959a49c01c9ffc5aff5eb6d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-02-07T16:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-02-07T16:00:08.073528Z",
            "ended": "2023-02-08T09:57:29.077362Z",
            "start_waiting": "2023-02-07T16:00:07.986408Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3a4d1df61959a49c01c9ffc5aff5eb6d-15.png",
            "player_count": 2,
            "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": 60109,
            "name": "ბლიც ტურნირი",
            "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": 1,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "blitz",
                "pause_on_weekends": false,
                "time_increment": 1,
                "initial_time": 80,
                "max_time": 90
            },
            "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": 265,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-05T18:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-05T18:00:35.699533Z",
            "ended": "2020-05-05T18:17:51.049396Z",
            "start_waiting": "2020-05-05T18:00:35.089558Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 116208,
            "name": "แสนแสบครั้งที่ 3",
            "director": {
                "id": 1024138,
                "username": "jindas123",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/8851a627382853af8d7c90888b2ca686?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 708.2048425865,
                        "deviation": 63.46972439551683,
                        "volatility": 0.060177609893441876
                    }
                },
                "ranking": 6.929607910922064,
                "professional": false,
                "ui_class": ""
            },
            "description": "ซ้อมครั้งที่ 3",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 300,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "live",
                "pause_on_weekends": false,
                "per_move": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10619,
                "name": "ซ้อมแข่งขันแบบทัวร์นาเมนต์",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 19,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2024-05-19T12:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2024-05-19T12:00:50.902307Z",
            "ended": "2024-05-19T12:52:10.066481Z",
            "start_waiting": "2024-05-19T12:00:50.812873Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 7,
            "ranked": true
        }
    ]
}