List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5780
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59380,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5781",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5779",
    "results": [
        {
            "id": 61498,
            "name": "22-25 tournament",
            "director": {
                "id": 731399,
                "username": "Cool Person",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/d4d690ca415d15d2331919c86a651956-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 623.7169842830638,
                        "deviation": 72.85794169420086,
                        "volatility": 0.05988984500873753
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "tournament for people who want to improve.  No vacation or pause.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 6720,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "total_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 4456,
                "name": "Our Go House",
                "summary": "Hello this is Our Go House πŸ”°πŸ”°\nπŸ˜ƒπŸ™ƒπŸ˜ŠπŸ‘‹ YEET",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 160,
                "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-06-10T07:00:00Z",
            "players_start": 10,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 8,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-06-18T22:18:57.859806Z",
            "ended": "2020-07-30T02:36:27.022681Z",
            "start_waiting": "2020-06-18T22:18:57.442682Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 2287,
            "name": "jcdyer's mini-tournament",
            "director": {
                "id": 44841,
                "username": "jcdyer",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/cfc6acab74c6d9a9c88be04013a5f6ec?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1469.59094016081,
                        "deviation": 65.38172202010546,
                        "volatility": 0.059996300342925316
                    }
                },
                "ranking": 23.82924661447659,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "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": 383,
                "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": 3,
            "max_ranking": 13,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-07-18T00:17:06Z",
            "ended": "2013-10-25T19:23:01.832088Z",
            "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": 1389,
            "name": "touko's mini-tournament",
            "director": {
                "id": 32664,
                "username": "touko",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/8a7a965110d24ef7bcb421a13c134dd2?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2010.3845942788892,
                        "deviation": 68.34455638054713,
                        "volatility": 0.06016667784216901
                    }
                },
                "ranking": 31.083112852786034,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": 383,
                "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": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2011-04-08T13:01:47Z",
            "ended": "2011-04-08T11:01:47Z",
            "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
        },
        {
            "id": 2285,
            "name": "The Ministry of Silly Moves, pt 7",
            "director": {
                "id": 28201,
                "username": "ives",
                "country": "be",
                "icon": "https://user-uploads.online-go.com/2df5a4fce101e15270c1e6f9a7cf37e7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1683.7896052617307,
                        "deviation": 63.11433111755294,
                        "volatility": 0.05985598310227053
                    }
                },
                "ranking": 26.97910229701918,
                "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": true,
            "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": 383,
                "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": 17,
            "max_ranking": 25,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-07-11T20:32:06Z",
            "ended": "2014-01-08T01:56:15.648748Z",
            "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": 2282,
            "name": "Behroozfar's micro tour !",
            "director": {
                "id": 50241,
                "username": "Behroozfar",
                "country": "ir",
                "icon": "https://secure.gravatar.com/avatar/e1cbde170118a8a4486c1e02bb21b331?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1573.842260724055,
                        "deviation": 68.43769110796434,
                        "volatility": 0.059961142288664025
                    }
                },
                "ranking": 25.41585129558612,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "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": 383,
                "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": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-08-03T04:53:11Z",
            "ended": "2013-08-03T02:53:11Z",
            "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
        },
        {
            "id": 119249,
            "name": "Peace Cup",
            "director": {
                "id": 1534002,
                "username": "151578zz",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/4d36afb6de35171f573ae7c51d63d8a2?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1917.3519718807736,
                        "deviation": 91.51030929233008,
                        "volatility": 0.05999036747239672
                    }
                },
                "ranking": 29.98624290133618,
                "professional": false,
                "ui_class": ""
            },
            "description": "Welcome everyone from all of the world participating in this fabulous match!",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 35,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 13675,
                "name": "Sunday GO and MORE",
                "summary": "You can't miss this group, join now!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 109,
                "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-09-01T12:30:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2024-09-01T12:30:34.827617Z",
            "ended": "2024-09-01T13:51:29.757603Z",
            "start_waiting": "2024-09-01T12:30:34.723294Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 126405,
            "name": "1Β° ETAPA: ESTUDANTES FEMININO 2025",
            "director": {
                "id": 1192116,
                "username": "Miguel morato",
                "country": "br",
                "icon": "https://secure.gravatar.com/avatar/40dba1f0d7f4d531c48befd3747f5304?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1417.0545037456677,
                        "deviation": 71.26259600326357,
                        "volatility": 0.060076651029948996
                    }
                },
                "ranking": 22.986501748528067,
                "professional": false,
                "ui_class": ""
            },
            "description": "Evento da Rede Municipal de Ensino.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 21,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 300,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6411,
                "name": "CIRCUITO ONLINE SME-SP",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 479,
                "icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-04-11T22:30:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2025-04-11T22:30:14.841213Z",
            "ended": "2025-04-11T23:16:05.945938Z",
            "start_waiting": "2025-04-11T22:30:14.732778Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 58969,
            "name": "hello",
            "director": {
                "id": 748408,
                "username": "Sports for Life",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/c6258ee239e8c0c6c2c9f59005725d81-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 774.2935361093267,
                        "deviation": 71.4033398364045,
                        "volatility": 0.059906278529480765
                    }
                },
                "ranking": 8.994996966313037,
                "professional": false,
                "ui_class": ""
            },
            "description": "hi please join for bad people",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "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": 4456,
                "name": "Our Go House",
                "summary": "Hello this is Our Go House πŸ”°πŸ”°\nπŸ˜ƒπŸ™ƒπŸ˜ŠπŸ‘‹ YEET",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 160,
                "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-14T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 8,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-04-14T15:00:17.525010Z",
            "ended": "2020-06-09T23:59:13.407830Z",
            "start_waiting": "2020-04-14T15:00:16.741724Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 2890,
            "name": "Title match for: Mingren Nines Title Tournament 2013",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Title match for: Mingren Nines Title Tournament 2013 (gamesorry vs pollemand)",
            "schedule": null,
            "title": {
                "id": 11,
                "name": "Mingren Nines Title Tournament",
                "holder": {
                    "id": 40094,
                    "username": "pollemand",
                    "country": "dk",
                    "icon": "https://user-uploads.online-go.com/769b91b9135c109466f9ea5844e00c3d-64.png",
                    "ratings": {
                        "version": 5,
                        "overall": {
                            "rating": 2171.89178460396,
                            "deviation": 69.05182806949152,
                            "volatility": 0.060035483123523053
                        }
                    },
                    "ranking": 32.87197200792104,
                    "professional": false,
                    "ui_class": ""
                },
                "rules": "chinese",
                "tournament_type": "s_elimination"
            },
            "tournament_type": "s_title",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 604800,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": null,
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2014-04-16T14:20:01.049821Z",
            "ended": "2014-07-26T06:41:00.285941Z",
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/mingren_9.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 103505,
            "name": "γƒˆγƒΌγƒŠγƒ‘γƒ³γƒˆγ‚²γƒΌγƒ ",
            "director": {
                "id": 1271156,
                "username": "deleted-b59bd899-1f07-43a5-9e9c-ee88db20af20",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/0405c2dc1f9af6adc8f7be075a763720-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1130.163495997817,
                        "deviation": 61.799478836061205,
                        "volatility": 0.06009030518009755
                    }
                },
                "ranking": 17.7495523823706,
                "professional": false,
                "ui_class": ""
            },
            "description": "δΈζ­£θ‘Œη‚Ίγ―γ‚γ‚ŠγΎγ›γ‚“",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "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": true,
            "group": {
                "id": 13143,
                "name": "Tournaments often! γƒˆγƒΌγƒŠγƒ‘γƒ³γƒˆι »ηΉ",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 9,
                "icon": "https://user-uploads.online-go.com/c5b76ae274194fcbb743f9a69a33d5ff-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-05-22T22:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-05-22T22:00:56.822435Z",
            "ended": "2024-09-30T20:28:05.941449Z",
            "start_waiting": "2023-05-22T22:00:56.645206Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/c5b76ae274194fcbb743f9a69a33d5ff-15.png",
            "player_count": 8,
            "ranked": true
        }
    ]
}