List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-max_ranking&page=167
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58843,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=168",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=166",
    "results": [
        {
            "id": 111822,
            "name": "9x9 Open D.E. Cup #122",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1430.7765336720079,
                        "deviation": 69.84506276965516,
                        "volatility": 0.060172535793565254
                    }
                },
                "ranking": 23.209596059304893,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "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": 3524,
                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 694,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-01-21T20:05:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-01-21T15:38:25.350615Z",
            "ended": "2024-08-01T21:43:22.452318Z",
            "start_waiting": "2024-01-21T15:38:25.186979Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 97402,
            "name": "GLH12122565",
            "director": {
                "id": 93499,
                "username": "GM.Chan",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/944ce1e7f212970c79a70d06ab80a93c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2058.959013384627,
                        "deviation": 66.31316854461956,
                        "volatility": 0.06014680277249807
                    }
                },
                "ranking": 31.63580700839619,
                "professional": false,
                "ui_class": ""
            },
            "description": "test1",
            "schedule": null,
            "title": null,
            "tournament_type": "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": 300,
                "period_time": 10,
                "periods": 1
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12577,
                "name": "Go Life Harmony",
                "summary": "กลุ่มเรียนรู้หมากล้อมเพื่อฝึกสติสมาธิและการประยุกต์ใช้ในชีวิต\nโดย อ.อุ๋ย นพเมศฐ์ สุวรรณนามัย",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 22,
                "icon": "https://user-uploads.online-go.com/818648bad5a793d403b09fd08146b804-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-12-02T14:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2022-12-02T13:48:20.825549Z",
            "ended": "2022-12-02T14:24:49.981211Z",
            "start_waiting": "2022-12-02T13:48:20.324366Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/818648bad5a793d403b09fd08146b804-15.png",
            "player_count": 19,
            "ranked": true
        },
        {
            "id": 107789,
            "name": "JORNADA 1 DE ENTRENAMIENTO AVANZADO DE GO",
            "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": 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": 237,
                "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-09-24T00:35:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2023-09-24T00:35:31.539892Z",
            "ended": "2023-09-24T00:52:41.067576Z",
            "start_waiting": "2023-09-24T00:35:31.464452Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 107783,
            "name": "JORNADA 1 DE ENTRENAMIENTO DE GO BÁSICO",
            "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": 51,
            "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": 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": "2023-09-24T00:35:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2023-09-24T00:35:31.437890Z",
            "ended": "2023-09-24T00:53:22.263087Z",
            "start_waiting": "2023-09-24T00:35:31.352675Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 120394,
            "name": "Asdfghhjjgvf",
            "director": {
                "id": 1354801,
                "username": "นาวิน",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/72f802eaf4e00447531e3a69ec0d48a2-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 509.0755595540569,
                        "deviation": 66.36940396304522,
                        "volatility": 0.06004510706884055
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "Weerthhhh",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "blitz",
                "pause_on_weekends": false,
                "main_time": 1,
                "period_time": 10,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5893,
                "name": "Go Family",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 147,
                "icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-09-21T02:19:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2024-09-21T02:19:56.754823Z",
            "ended": "2024-09-21T02:28:08.497387Z",
            "start_waiting": "2024-09-21T02:19:56.684921Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 36343,
            "name": "제4회 효원 리그전",
            "director": {
                "id": 456986,
                "username": "powerwill",
                "country": "kr",
                "icon": "https://user-uploads.online-go.com/324426f6f8328f4a4f13a00d0381ce9c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2017.4997486619338,
                        "deviation": 64.28298687164519,
                        "volatility": 0.05990249050987459
                    }
                },
                "ranking": 31.164900700336645,
                "professional": false,
                "ui_class": ""
            },
            "description": "이번 리그전은 동시 맥마흔으로 진행됩니다.\n총 3라운드로 총점이 높은 사람이 짱!\n초대하고 싶은 아이디가 있으면 알려주세요",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 45120,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 172800,
                "max_time": 172800,
                "time_increment": 43200,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2147,
                "name": "효원기우회OB",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 15,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2018-04-16T09:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2018-04-16T09:00:51.606060Z",
            "ended": "2019-02-13T22:57:18.278909Z",
            "start_waiting": "2018-04-16T09:00:46.740696Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 17,
            "ranked": true
        },
        {
            "id": 137661,
            "name": "78676876878676",
            "director": {
                "id": 1970013,
                "username": "zephyr886",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/42082ff73169257d454a81bc7be18678?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 920.5334492879327,
                        "deviation": 250,
                        "volatility": 0.06
                    }
                },
                "ranking": 13.000000000000002,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "42453453",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 41,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "rapid",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 16232,
                "name": "123786373783786",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "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": "2026-02-23T13:54:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2026-02-23T13:54:40.495955Z",
            "ended": "2026-02-23T14:01:22.978038Z",
            "start_waiting": "2026-02-23T13:54:40.427283Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": false
        },
        {
            "id": 68077,
            "name": "lmao lol",
            "director": {
                "id": 565011,
                "username": "LanSky",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/48e364f56770b5b7ee6ca1720eddeaa7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1301.6132870232211,
                        "deviation": 63.47386631825997,
                        "volatility": 0.05999810778005355
                    }
                },
                "ranking": 21.019308759359852,
                "professional": false,
                "ui_class": ""
            },
            "description": "bruh bruh",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 18,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 15,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6751,
                "name": "Northview Go Club",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 17,
                "icon": "https://user-uploads.online-go.com/731428568631e663a8c985007b6a421f-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-20T21:07:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-11-20T21:07:52.339409Z",
            "ended": "2020-11-20T21:40:10.513913Z",
            "start_waiting": "2020-11-20T21:07:51.966614Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/731428568631e663a8c985007b6a421f-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 107124,
            "name": "เก่งจริงชิงค่าขนม",
            "director": {
                "id": 1010331,
                "username": "PomSii",
                "country": "th",
                "icon": "https://secure.gravatar.com/avatar/aa13948ef4fee733d9d956be746af4af?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1528.2940953430661,
                        "deviation": 69.12209408595301,
                        "volatility": 0.060086127774657355
                    }
                },
                "ranking": 24.735987039854813,
                "professional": false,
                "ui_class": ""
            },
            "description": "เก่งจริงชิงค่าขนม",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 18,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 240,
                "period_time": 10,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 11948,
                "name": "ปวช.3/2, 3/5, 3/6, 3/7, 3/8, 3/9 (66\")",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 335,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2023-09-04T06:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2023-09-04T05:21:15.510309Z",
            "ended": "2023-09-04T05:57:59.172267Z",
            "start_waiting": "2023-09-04T05:21:15.167626Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 22,
            "ranked": true
        },
        {
            "id": 106144,
            "name": "Gostr Tournament",
            "director": {
                "id": 1364347,
                "username": "stackingsaunter",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/4cc33dfebf7e48d69d1a0caa3bc9b4ef-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 867.9865806076594,
                        "deviation": 62.51948748133066,
                        "volatility": 0.05995485876330855
                    }
                },
                "ranking": 11.639310510628201,
                "professional": false,
                "ui_class": ""
            },
            "description": "First Official Tournament of Nostr Go Club",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13414,
                "name": "Nostr Go Club",
                "summary": "Club of Nostrians playing go!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 9,
                "icon": "https://user-uploads.online-go.com/a78b692cf804fa247dd48e6de7302369-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-08-24T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-08-29T13:02:32.296230Z",
            "ended": "2023-09-03T22:58:23.895439Z",
            "start_waiting": "2023-08-29T13:02:32.157314Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/a78b692cf804fa247dd48e6de7302369-15.png",
            "player_count": 4,
            "ranked": true
        }
    ]
}