List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=ranked&page=6
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60976,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=ranked&page=7",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=ranked&page=5",
    "results": [
        {
            "id": 141566,
            "name": "123468<<<",
            "director": {
                "id": 564908,
                "username": "Sarawoot Kanya",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/b6481afb00bf1ffc14aefec9418093c9-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1452.148991326993,
                        "deviation": 63.88657344587466,
                        "volatility": 0.06068133185769529
                    }
                },
                "ranking": 23.552845619416512,
                "professional": false,
                "ui_class": ""
            },
            "description": "รนเด่สวทแกกกป",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "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": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 16517,
                "name": "พีไอเอ็ม",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 15,
                "icon": "https://user-uploads.online-go.com/60f43becbaa9f0795798f4cb222bd180-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-06-25T08:31:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2026-06-25T08:31:16.330129Z",
            "ended": "2026-06-25T08:44:56.539304Z",
            "start_waiting": "2026-06-25T08:31:16.260443Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/60f43becbaa9f0795798f4cb222bd180-15.png",
            "player_count": 4,
            "ranked": false
        },
        {
            "id": 136814,
            "name": "Малый январский турнир",
            "director": {
                "id": 1633182,
                "username": "grigorijdizer",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/b985a37fb05d199a036f731007b584ef-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 484.140757645069,
                        "deviation": 233.4238551092153,
                        "volatility": 0.06001461361260359
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Малый январский турнир для игроков секции спортивного го ОмГПУ Ката.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 15,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "live",
                "pause_on_weekends": false,
                "per_move": 15
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14645,
                "name": "Ката | 形",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 12,
                "icon": "https://user-uploads.online-go.com/d2ded5e5b0adf7255a983a475d408b2f-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-01-31T14:00:00Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2026-01-31T14:01:03.354856Z",
            "ended": "2026-01-31T14:17:14.172737Z",
            "start_waiting": "2026-01-31T14:01:03.261296Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/d2ded5e5b0adf7255a983a475d408b2f-15.png",
            "player_count": 6,
            "ranked": false
        },
        {
            "id": 141581,
            "name": "NearOne",
            "director": {
                "id": 2051990,
                "username": "waclaw",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/593393a864c77f9d685e8c5bd5e90ed7?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "asdasdasdadsasddsa",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 11,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "blitz",
                "pause_on_weekends": false,
                "time_increment": 5,
                "initial_time": 180,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 16518,
                "name": "NearOne",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 6,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2026-06-25T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2026-06-25T14:25:40.688678Z",
            "ended": "2026-06-25T14:33:01.894282Z",
            "start_waiting": "2026-06-25T14:25:40.534632Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": false
        },
        {
            "id": 136368,
            "name": "Southampton Jan2026 13x13 Tournament",
            "director": {
                "id": 1350621,
                "username": "SMS-Mr.d",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/a37a10b28a4630ef53f62c17e567cca7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1075.2700317591648,
                        "deviation": 61.726979937746016,
                        "volatility": 0.059987307199874225
                    }
                },
                "ranking": 16.59690261731099,
                "professional": false,
                "ui_class": ""
            },
            "description": "Southampton Dec2025 13x13 Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 7,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "rapid",
                "pause_on_weekends": false,
                "time_increment": 6,
                "initial_time": 45,
                "max_time": 45
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14789,
                "name": "Southampton Middle School Go Club",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 15,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2026-01-14T20:32:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2026-01-14T20:31:48.735275Z",
            "ended": "2026-01-14T21:14:44.592658Z",
            "start_waiting": "2026-01-14T20:31:48.470008Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 12,
            "ranked": false
        },
        {
            "id": 135226,
            "name": "Southampton Dec2025 13x13 Tournament v5",
            "director": {
                "id": 1350621,
                "username": "SMS-Mr.d",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/a37a10b28a4630ef53f62c17e567cca7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1075.2700317591648,
                        "deviation": 61.726979937746016,
                        "volatility": 0.059987307199874225
                    }
                },
                "ranking": 16.59690261731099,
                "professional": false,
                "ui_class": ""
            },
            "description": "Southampton Dec2025 13x13 Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 8,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "rapid",
                "pause_on_weekends": false,
                "time_increment": 7,
                "initial_time": 30,
                "max_time": 60
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14789,
                "name": "Southampton Middle School Go Club",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 15,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2025-12-10T21:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2025-12-10T20:14:10.685244Z",
            "ended": "2025-12-10T21:04:11.350162Z",
            "start_waiting": "2025-12-10T20:14:10.511003Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 10,
            "ranked": false
        },
        {
            "id": 138899,
            "name": "Нужно больше играть партий",
            "director": {
                "id": 659128,
                "username": "Эльфия Ходжер",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/da4f80244d4374a384a34d958df3ca5d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1146.8292467691736,
                        "deviation": 69.5144479966817,
                        "volatility": 0.06013953397515179
                    }
                },
                "ranking": 18.08843709880116,
                "professional": false,
                "ui_class": ""
            },
            "description": "Для участников клуба Никонико\nДавайте играть и разбирать ходы...",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 0,
            "time_control_parameters": {
                "system": "none",
                "time_control": "none",
                "speed": "correspondence",
                "pause_on_weekends": false
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12847,
                "name": "Nikoniko ДЕТИ",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 36,
                "icon": "https://user-uploads.online-go.com/5d1f758ff5f62b603db8ca464a2e627d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-04-04T07:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2026-04-04T07:00:17.884814Z",
            "ended": null,
            "start_waiting": "2026-04-04T07:00:16.491806Z",
            "board_size": 19,
            "active_round": 1,
            "icon": "https://user-uploads.online-go.com/5d1f758ff5f62b603db8ca464a2e627d-15.png",
            "player_count": 10,
            "ranked": false
        },
        {
            "id": 136592,
            "name": "Southampton Jan2026 13x13 Bracket Tournament",
            "director": {
                "id": 1350621,
                "username": "SMS-Mr.d",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/a37a10b28a4630ef53f62c17e567cca7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1075.2700317591648,
                        "deviation": 61.726979937746016,
                        "volatility": 0.059987307199874225
                    }
                },
                "ranking": 16.59690261731099,
                "professional": false,
                "ui_class": ""
            },
            "description": "Southampton Jan2026 13x13 Bracket Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 7,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "rapid",
                "pause_on_weekends": false,
                "time_increment": 6,
                "initial_time": 60,
                "max_time": 60
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14789,
                "name": "Southampton Middle School Go Club",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 15,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2026-01-21T20:04:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2026-01-21T20:04:04.489511Z",
            "ended": "2026-01-21T20:49:57.079779Z",
            "start_waiting": "2026-01-21T20:04:04.293845Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 11,
            "ranked": false
        },
        {
            "id": 139138,
            "name": "Дубль 2 пятница",
            "director": {
                "id": 659128,
                "username": "Эльфия Ходжер",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/da4f80244d4374a384a34d958df3ca5d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1146.8292467691736,
                        "deviation": 69.5144479966817,
                        "volatility": 0.06013953397515179
                    }
                },
                "ranking": 18.08843709880116,
                "professional": false,
                "ui_class": ""
            },
            "description": "Хотим игра-а-а-ть!!!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 11,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "rapid",
                "pause_on_weekends": false,
                "main_time": 180,
                "period_time": 10,
                "periods": 10
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12847,
                "name": "Nikoniko ДЕТИ",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 36,
                "icon": "https://user-uploads.online-go.com/5d1f758ff5f62b603db8ca464a2e627d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-04-10T10:15:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2026-04-10T10:15:33.909548Z",
            "ended": "2026-04-10T11:06:52.656441Z",
            "start_waiting": "2026-04-10T10:15:33.600499Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5d1f758ff5f62b603db8ca464a2e627d-15.png",
            "player_count": 6,
            "ranked": false
        },
        {
            "id": 139480,
            "name": "Блиц 21 апреля",
            "director": {
                "id": 1994314,
                "username": "Kyoushi",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/d97e4c3bcdc6794b917faf25d9fa94d1-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 250,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Хотим игра-а-а-ть!!!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 11,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "rapid",
                "pause_on_weekends": false,
                "main_time": 180,
                "period_time": 10,
                "periods": 10
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12847,
                "name": "Nikoniko ДЕТИ",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 36,
                "icon": "https://user-uploads.online-go.com/5d1f758ff5f62b603db8ca464a2e627d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-04-21T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2026-04-21T10:00:38.751555Z",
            "ended": "2026-04-21T11:01:39.789425Z",
            "start_waiting": "2026-04-21T10:00:38.603944Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5d1f758ff5f62b603db8ca464a2e627d-15.png",
            "player_count": 4,
            "ranked": false
        },
        {
            "id": 139232,
            "name": "Блиц 14 апреля",
            "director": {
                "id": 659128,
                "username": "Эльфия Ходжер",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/da4f80244d4374a384a34d958df3ca5d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1146.8292467691736,
                        "deviation": 69.5144479966817,
                        "volatility": 0.06013953397515179
                    }
                },
                "ranking": 18.08843709880116,
                "professional": false,
                "ui_class": ""
            },
            "description": "Хотим игра-а-а-ть!!!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 11,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "rapid",
                "pause_on_weekends": false,
                "main_time": 180,
                "period_time": 10,
                "periods": 10
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12847,
                "name": "Nikoniko ДЕТИ",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 36,
                "icon": "https://user-uploads.online-go.com/5d1f758ff5f62b603db8ca464a2e627d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-04-14T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2026-04-14T10:00:55.888041Z",
            "ended": "2026-04-14T10:57:21.231046Z",
            "start_waiting": "2026-04-14T10:00:55.619161Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5d1f758ff5f62b603db8ca464a2e627d-15.png",
            "player_count": 8,
            "ranked": false
        }
    ]
}