List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5608
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=first_pairing_method&page=5609",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5607",
    "results": [
        {
            "id": 3295,
            "name": "192dr_go",
            "director": {
                "id": 103390,
                "username": "192dr_go",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/ceb8f51ed596d40fc3dc5fc300d5ee91?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "192dr_go",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 900,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 900
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 399,
                "name": "192dr_go",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 7,
                "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": true,
            "exclusivity": "invite",
            "started": "2014-10-18T18:30:14.941576Z",
            "ended": "2014-10-18T21:27:22.639028Z",
            "start_waiting": "2014-10-18T18:30:13.992801Z",
            "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": 72081,
            "name": "Simple Correspondence 13x13 2020 Medal Winners Tournament",
            "director": {
                "id": 302584,
                "username": "koast",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/e5b52e887c6f66d70b3f2c72a0d4eb19-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1518.190018088078,
                        "deviation": 64.08013528375135,
                        "volatility": 0.05996666523783403
                    }
                },
                "ranking": 24.58242625475131,
                "professional": false,
                "ui_class": ""
            },
            "description": "Congrats on placing in a 13x13 2020 Simple Correspondence tournament! You have been invited to participate in a double elimination tournament for medal winners! Good luck!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "per_move": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5017,
                "name": "Simple Correspondence",
                "summary": "2 days per move. No Analysis.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 66,
                "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-15T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2021-03-15T16:00:40.064579Z",
            "ended": "2021-09-21T21:21:43.769717Z",
            "start_waiting": "2021-03-15T16:00:39.598033Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-15.png",
            "player_count": 12,
            "ranked": true
        },
        {
            "id": 11454,
            "name": "FSTS Nines January 2015 Regular",
            "director": {
                "id": 135535,
                "username": "DarkSpirit",
                "country": "_CIS",
                "icon": "https://user-uploads.online-go.com/3ff0cbeb74378914ca08a8ab7741274f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1368.452026020624,
                        "deviation": 62.29275318546769,
                        "volatility": 0.05999468544710196
                    }
                },
                "ranking": 22.178561397357377,
                "professional": false,
                "ui_class": ""
            },
            "description": "Just normal 9x9 tournament.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 259200,
                "time_increment": 86400
            },
            "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": "2016-01-09T11:30:00Z",
            "players_start": 5,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2016-01-09T11:30:48.083525Z",
            "ended": "2016-07-07T00:00:35.552249Z",
            "start_waiting": "2016-01-09T11:30:47.689328Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-15.png",
            "player_count": 24,
            "ranked": true
        },
        {
            "id": 1006,
            "name": "cigizeta's 3rd mini-tournament",
            "director": {
                "id": 27586,
                "username": "cigizeta",
                "country": "it",
                "icon": "https://secure.gravatar.com/avatar/36c7bdaf68a3f313b775ec1fab6cc9e4?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1573.7834131822128,
                        "deviation": 68.02347093603149,
                        "volatility": 0.059974821324125155
                    }
                },
                "ranking": 25.414985677666497,
                "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": 2592000,
                "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": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2009-12-11T07:27:25Z",
            "ended": "2009-12-11T06:27:25Z",
            "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": 77007,
            "name": "Fouth Of July Tournament - WWGA",
            "director": {
                "id": 947864,
                "username": "aval.cado",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/416eb2fbc270b61ceb60026ca7f1552d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1297.6830736962474,
                        "deviation": 61.88104620789186,
                        "volatility": 0.05994264585747425
                    }
                },
                "ranking": 20.949301730356368,
                "professional": false,
                "ui_class": ""
            },
            "description": "Please Note: We will be testing out a new tournament format NEXT time!\n\nGood Luck!\nHappy Fourth Of July! Some people will celebrate the holiday, so this is hosted a day earlier. Let us take the time of a game of go to honor those who fought for us.\n\nP.S-Handi-caps are made.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 30,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "live",
                "pause_on_weekends": false,
                "total_time": 2700
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 8562,
                "name": "World Wide Go Association (WWGA)",
                "summary": "This group welcomes people world wide, from beginners to pros! We have a WWGA group logo, a group video, and even a video for new members! (I make announcement videos), I hope you enjoy!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 151,
                "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-07-06T20:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-07-07T03:47:54.670295Z",
            "ended": "2021-07-07T05:57:11.431529Z",
            "start_waiting": "2021-07-07T03:47:54.357182Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 3048,
            "name": "Sitewide July 2014 SDKs Live - 26. July",
            "director": {
                "id": 784,
                "username": "mlopezviedma",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1523.6905157613091,
                        "deviation": 61.871308506532216,
                        "volatility": 0.059736468741597874
                    }
                },
                "ranking": 24.66614858276941,
                "professional": false,
                "ui_class": "supporter moderator"
            },
            "description": "Starting Time is: Saturday, July 26, 20:00 UTC/GMT. - Please make sure to read the F.A.Q.: http://goo.gl/noU9QQ",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 30,
                "main_time": 600,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 21,
            "max_ranking": 29,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2014-07-26T20:00:43.547701Z",
            "ended": "2014-07-26T22:49:44.681295Z",
            "start_waiting": "2014-07-26T20:00:43.014134Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 121023,
            "name": "3° ETAPA: ESTUDANTES FEMININO",
            "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": "2024-10-18T22:30:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2024-10-18T22:30:44.252272Z",
            "ended": "2024-10-18T22:47:50.914142Z",
            "start_waiting": "2024-10-18T22:30:44.170658Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 2378,
            "name": "Mingren Main Title Tournament 2007",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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": "Mingren Main Title Tournament 2007",
            "schedule": null,
            "title": {
                "id": 10,
                "name": "Mingren Main Title Tournament",
                "holder": {
                    "id": 48681,
                    "username": "gogop2016",
                    "country": "un",
                    "icon": "https://secure.gravatar.com/avatar/35495de00a8e17adf5d8a9a9d241565d?s=64&d=retro",
                    "ratings": {
                        "version": 5,
                        "overall": {
                            "rating": 2035.1561101134394,
                            "deviation": 64.11226294350045,
                            "volatility": 0.05987887663756385
                        }
                    },
                    "ranking": 31.366618965112558,
                    "professional": false,
                    "ui_class": ""
                },
                "rules": "chinese",
                "tournament_type": "s_elimination"
            },
            "tournament_type": "s_elimination",
            "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": "2007-07-31T21:00:00Z",
            "ended": "2007-07-31T21:00:00Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/mingren_19.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 106693,
            "name": "2023/08/21",
            "director": {
                "id": 1382863,
                "username": "deleted-8682ef0f-3f4e-4814-9b19-baf06f68eda1",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/f4548086f03faf6ae9bdf83005fa3abd?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1437.548966416645,
                        "deviation": 64.85556728106755,
                        "volatility": 0.06030090266157281
                    }
                },
                "ranking": 23.318915667124212,
                "professional": false,
                "ui_class": ""
            },
            "description": "Fast Correspondence 19x19, Fischer, +12hr/move, max 36hr, double elimination, pairing method - strength",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 43884,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 86400,
                "max_time": 129600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 508,
                "name": "Fast Correspondence",
                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 828,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-08-22T06:00:00Z",
            "players_start": 16,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-01-18T15:45:52.075174Z",
            "ended": "2025-02-25T07:48:07.084239Z",
            "start_waiting": "2025-01-18T15:45:51.958163Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 11,
            "ranked": true
        },
        {
            "id": 1732,
            "name": "OGS Trigantius",
            "director": {
                "id": 37234,
                "username": "JL",
                "country": "mx",
                "icon": "https://secure.gravatar.com/avatar/c51060fc0ab04c75c7177c0994e80803?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1453.1944900972348,
                        "deviation": 68.79801774192336,
                        "volatility": 0.06001407761249034
                    }
                },
                "ranking": 23.569506849133813,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "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": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-06-21T14:17:16Z",
            "ended": "2012-06-21T12:17:16Z",
            "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
        }
    ]
}