List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=min_ranking&page=5858
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60020,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=5859",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=5857",
    "results": [
        {
            "id": 60140,
            "name": "please join it",
            "director": {
                "id": 736026,
                "username": "李張樂",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/d45769aab0523878768b0b2d1164cd85?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1373.2951358573407,
                        "deviation": 64.83524429933749,
                        "volatility": 0.060011864092403285
                    }
                },
                "ranking": 22.260347282571285,
                "professional": false,
                "ui_class": ""
            },
            "description": "no any problem thx",
            "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": false,
            "group": {
                "id": 5431,
                "name": "HKCGK",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 23,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-06T08:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 16,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-10T20:58:40.704354Z",
            "ended": "2020-05-15T09:14:21.205594Z",
            "start_waiting": "2020-05-10T20:58:39.840143Z",
            "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": 2219,
            "name": "ya's mini-tournament 3",
            "director": {
                "id": 44960,
                "username": "ya",
                "country": "jp",
                "icon": "https://secure.gravatar.com/avatar/a7024582a29e77d58e44884b94c95491?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1399.1809318677806,
                        "deviation": 62.96977900106867,
                        "volatility": 0.05995168817156301
                    }
                },
                "ranking": 22.69264936714712,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 385,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 16,
            "max_ranking": 22,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-09-15T09:45:08Z",
            "ended": "2013-09-15T07:45:08Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 125173,
            "name": "이 게임은 니가 주인공이야!!",
            "director": {
                "id": 1710368,
                "username": "deleted-a78034f6-e072-4e22-87db-12535f220c5a",
                "country": "zz",
                "icon": "https://user-uploads.online-go.com/e5710f3e15ec7bbbbde357b719923759-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 630.8918800007385,
                        "deviation": 77.00241085670349,
                        "volatility": 0.059993781373019056
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "헬스를 시작한지 언 7일이 지났어요. 몸무게는 그대로 인데.. 온몸이 쑤시네요. 그래도 운동은 쉴 수 없어 오늘도 운동을 해 보지만 아직은 그렇다 할 만한 성과를 못 내고 있어요 살을 전부 근육화 할 생각인데요. 과체중인 근육 뚱댕이를 사랑하는 여자가 과연 있을까요?",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 16451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 14400,
                "initial_time": 259200,
                "max_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 25,
                "name": "Go Basics",
                "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 18023,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-02-14T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 16,
            "max_ranking": 24,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2025-02-07T17:04:24.413980Z",
            "ended": "2025-03-22T10:58:46.493870Z",
            "start_waiting": "2025-02-07T17:04:23.775675Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 70957,
            "name": "9x9 Lovers",
            "director": {
                "id": 910029,
                "username": "yeong ha ko",
                "country": "fr",
                "icon": "https://user-uploads.online-go.com/0456aecb47ecd3a87457e7b4e1acc1a9-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1732.4568994457843,
                        "deviation": 71.3527930233796,
                        "volatility": 0.06075833324406251
                    }
                },
                "ranking": 27.638729220033547,
                "professional": false,
                "ui_class": ""
            },
            "description": "sbgtewthwshrtwt sfdgsetg eg wet ertggwertgs etgw etg we   g wetg tgw",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 20,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "live",
                "pause_on_weekends": false,
                "per_move": 20
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": 708,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-06T13:18:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 16,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-02-06T13:18:28.763607Z",
            "ended": "2021-02-06T13:28:45.273062Z",
            "start_waiting": "2021-02-06T13:18:28.589283Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 1961,
            "name": "deguoren's mini-tournament",
            "director": {
                "id": 28523,
                "username": "deguoren",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/fbc98d14f3310062834ec116a9a07683?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1827.82236601581,
                        "deviation": 64.91225772635146,
                        "volatility": 0.06003268193684833
                    }
                },
                "ranking": 28.879215493835027,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 385,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 16,
            "max_ranking": 23,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-03-06T07:36:42Z",
            "ended": "2013-03-06T06:36:42Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 1522,
            "name": "deguoren's mini-tournament",
            "director": {
                "id": 28523,
                "username": "deguoren",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/fbc98d14f3310062834ec116a9a07683?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1827.82236601581,
                        "deviation": 64.91225772635146,
                        "volatility": 0.06003268193684833
                    }
                },
                "ranking": 28.879215493835027,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 385,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 16,
            "max_ranking": 23,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2011-12-05T11:02:16Z",
            "ended": "2011-12-05T10:02:16Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 2267,
            "name": "There is a time to be born and a time to die.",
            "director": {
                "id": 21970,
                "username": "cook777",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/0f098ad54cec84475b7a3faa0a0fc9fc?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1887.652406918629,
                        "deviation": 68.3275060222648,
                        "volatility": 0.06044844218564597
                    }
                },
                "ranking": 29.624845739259918,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 385,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 16,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-06-26T15:02:11Z",
            "ended": "2014-01-07T02:31:10.322146Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 48534,
            "name": "Training Ground Class 5 June 2019",
            "director": {
                "id": 87790,
                "username": "WiseBear",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/87e96797186d0c4042434c29195d8f12-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1104.0021061102002,
                        "deviation": 62.08308547890164,
                        "volatility": 0.06028822213904829
                    }
                },
                "ranking": 17.207368885691388,
                "professional": false,
                "ui_class": ""
            },
            "description": "If you want to be stronger, then you should often play with those who are a little stronger than you. Training Grounds tournaments provide you with this opportunity.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3516,
                "name": "Game Of Stones",
                "summary": "This group is no longer operated.",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 143,
                "icon": "https://user-uploads.online-go.com/439f945317b077e50df083e0d0f09ce5-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2019-06-18T02:00:00Z",
            "players_start": 6,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 16,
            "max_ranking": 25,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2019-06-30T22:41:06.364176Z",
            "ended": "2019-08-30T08:09:29.403963Z",
            "start_waiting": "2019-06-30T22:41:05.630256Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/439f945317b077e50df083e0d0f09ce5-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 1943,
            "name": "nomadfarmer's mini-tournament",
            "director": {
                "id": 41015,
                "username": "nomadfarmer",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/c566ab286b8cf697a3bd7cd2afea89d6?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1929.5523955071098,
                        "deviation": 72.13321514395165,
                        "volatility": 0.06007468195886125
                    }
                },
                "ranking": 30.13308343956734,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 385,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 16,
            "max_ranking": 25,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-01-22T22:13:06Z",
            "ended": "2013-01-22T21:13:06Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 69452,
            "name": "Faster to be a SDK player --- Time for level UP!",
            "director": {
                "id": 770016,
                "username": "Patience_Tester",
                "country": "gb",
                "icon": "https://user-uploads.online-go.com/a285eebd12660e20df271f390b0dcdf9-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1690.6877553839624,
                        "deviation": 65.42650983750526,
                        "volatility": 0.06001456311821626
                    }
                },
                "ranking": 27.073749485726683,
                "professional": false,
                "ui_class": ""
            },
            "description": "PLEASE JOIN",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 1209600,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 1209600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 24,
                "name": "Double Digit Kyu Room",
                "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3669,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-01T11:00:00Z",
            "players_start": 10,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slide",
            "min_ranking": 16,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-02-02T15:06:24.176941Z",
            "ended": "2021-05-15T07:52:50.201537Z",
            "start_waiting": "2021-02-02T15:06:23.596679Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 10,
            "ranked": true
        }
    ]
}