List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=128
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58937,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=129",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=127",
    "results": [
        {
            "id": 47590,
            "name": "Learners Tourney",
            "director": {
                "id": 508594,
                "username": "Kampinkarl1",
                "country": "_Starfleet",
                "icon": "https://user-uploads.online-go.com/7cceb0191a16caacbcd28f303e6b72ac-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1459.7204371363496,
                        "deviation": 67.42639978843152,
                        "volatility": 0.060125611186152214
                    }
                },
                "ranking": 23.673235197189392,
                "professional": false,
                "ui_class": ""
            },
            "description": "A tournament for players in DDK trying to rapidly learn the game.",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "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": 697,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2019-04-21T22:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-04-18T19:46:26.776980Z",
            "ended": "2019-07-15T13:14:01.950527Z",
            "start_waiting": "2019-04-18T19:46:22.262581Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 20,
            "ranked": true
        },
        {
            "id": 25277,
            "name": "FSTS Best In C-class 2016-2017",
            "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": "FSTS tournament for the title of Best In C-class",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 87840,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 129600,
                "max_time": 259200,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 353,
                "name": "Four Seasons Tournament Series",
                "summary": "Серия турниров \"Четыре Сезона\"",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 623,
                "icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2017-04-10T12:17:00Z",
            "players_start": 10,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2017-04-10T12:18:01.516620Z",
            "ended": "2018-04-13T13:16:39.253539Z",
            "start_waiting": "2017-04-10T12:17:59.908229Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-15.png",
            "player_count": 27,
            "ranked": true
        },
        {
            "id": 106974,
            "name": "Kranj 36",
            "director": {
                "id": 134125,
                "username": "mitava",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 788.4782417507043,
                        "deviation": 64.76496024965462,
                        "volatility": 0.0599203180748189
                    }
                },
                "ranking": 9.415256608156199,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 374,
                "name": "Slovenija",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 55,
                "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-09-01T16:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-09-01T16:00:10.787489Z",
            "ended": "2024-05-21T19:05:08.642364Z",
            "start_waiting": "2023-09-01T16:00:10.653027Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 64215,
            "name": "correspondence beginner go tournament",
            "director": {
                "id": 485573,
                "username": "EvanFwa",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/ea71f947040a01b62b760f0e67e214d4-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1149.6111321604972,
                        "deviation": 63.79984267816904,
                        "volatility": 0.06000886778060357
                    }
                },
                "ranking": 18.144524492928163,
                "professional": false,
                "ui_class": ""
            },
            "description": "this tournament is for beginners who want to play in a tournament  and have a chance of winning .\n\njoin the group for more beginner tournaments.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "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": 864000
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6520,
                "name": "beginner tournament group (25k-10k)",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 20,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-08-15T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-08-15T17:00:57.663938Z",
            "ended": "2021-09-01T18:12:33.793557Z",
            "start_waiting": "2020-08-15T17:00:56.596583Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 21,
            "ranked": true
        },
        {
            "id": 60652,
            "name": "Tournament - Training!",
            "director": {
                "id": 760687,
                "username": "HHG",
                "country": "_United_Federation_of_Planets",
                "icon": "https://secure.gravatar.com/avatar/94b05df11403a71a7a364ac616a2b643?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1358.7847135068978,
                        "deviation": 64.1188301435753,
                        "volatility": 0.0601574746002211
                    }
                },
                "ranking": 22.014439802187283,
                "professional": false,
                "ui_class": ""
            },
            "description": "I will watch your games, and comment on them.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 44160,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 86400,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5144,
                "name": "Go players",
                "summary": "For all go players - feel free to join!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 226,
                "icon": "https://user-uploads.online-go.com/4ec48471c12af9fa68f6f30d6c700930-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-19T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-19T16:00:33.963113Z",
            "ended": "2020-09-02T13:19:05.424349Z",
            "start_waiting": "2020-05-19T16:00:33.000866Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4ec48471c12af9fa68f6f30d6c700930-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 48456,
            "name": "Game of Stones Beginners",
            "director": {
                "id": 75250,
                "username": "mcardenas",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/e99f42d2b8300f36dc8caaa5d5149fe4-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 952.1642396684373,
                        "deviation": 65.15643795973772,
                        "volatility": 0.05996596142427853
                    }
                },
                "ranking": 13.782104285234388,
                "professional": false,
                "ui_class": ""
            },
            "description": "Tournament for the practice of beginners.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 177,
                "name": "GO Beginners",
                "summary": "For alle GO beginners of the world. We play tournaments with rating limit.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 259,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2019-05-17T00:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-05-17T17:07:46.875904Z",
            "ended": "2019-10-24T02:43:10.749855Z",
            "start_waiting": "2019-05-17T17:07:45.084487Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 43223,
            "name": "Liberec",
            "director": {
                "id": 134125,
                "username": "mitava",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 788.4782417507043,
                        "deviation": 64.76496024965462,
                        "volatility": 0.0599203180748189
                    }
                },
                "ranking": 9.415256608156199,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 38880,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 36000,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 31,
                "name": "Český pokoj",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 49,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2018-12-05T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 7,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-12-05T17:00:34.564056Z",
            "ended": "2020-08-02T07:47:52.252335Z",
            "start_waiting": "2018-12-05T17:00:33.414183Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 16,
            "ranked": true
        },
        {
            "id": 69860,
            "name": "Have a good game",
            "director": {
                "id": 841903,
                "username": "Clayton 2012",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/acf053bd9afd8eb70f1ce036e1cd7197?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 855.9249966897519,
                        "deviation": 65.68853498360008,
                        "volatility": 0.06007288177782305
                    }
                },
                "ranking": 11.315360920851413,
                "professional": false,
                "ui_class": ""
            },
            "description": "Have a great game",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "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": 5351,
                "name": "2025vs ",
                "summary": "A group for Go players who love the 9x9 board to 19x19 board and an open group for any go players......and members over 150!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 193,
                "icon": "https://user-uploads.online-go.com/800b4a0d234e19e92a200d1dd3e4faff-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-01-08T01:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-01-08T03:57:45.289268Z",
            "ended": "2021-01-11T01:55:17.378506Z",
            "start_waiting": "2021-01-08T03:57:45.246234Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/800b4a0d234e19e92a200d1dd3e4faff-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 7146,
            "name": "Abraham إبرَاهِيم‎ Аврам אברם",
            "director": {
                "id": 66704,
                "username": "mita va",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 759.7348503209386,
                        "deviation": 64.81979589727382,
                        "volatility": 0.059128531507433996
                    }
                },
                "ranking": 8.55557394345362,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "dfrt bhji",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36960,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 86400,
                "max_time": 259200,
                "time_increment": 36000
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 357,
                "name": "ORION",
                "summary": "Torneo Latinoamericano de Go por equipos Sub-18",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 137,
                "icon": "https://user-uploads.online-go.com/ee9d9460a8b97d165ea8a0d257436c51-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2015-05-24T15:58:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 8,
            "max_ranking": 15,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2015-05-22T19:28:04.708126Z",
            "ended": "2015-06-26T16:02:47.956742Z",
            "start_waiting": "2015-05-22T19:28:03.505943Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ee9d9460a8b97d165ea8a0d257436c51-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 2155,
            "name": "storn's nines cup",
            "director": {
                "id": 1613,
                "username": "storn",
                "country": "ge",
                "icon": "https://user-uploads.online-go.com/c4dc58644089df25230e3f77ab0320ac-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1878.2185099538256,
                        "deviation": 63.23391128765384,
                        "volatility": 0.0599906460777431
                    }
                },
                "ranking": 29.508859197816342,
                "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": 384,
                "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": 4,
            "max_ranking": 15,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-05-17T18:08:04Z",
            "ended": "2013-05-17T16:08:04Z",
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        }
    ]
}