List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-handicap&page=5724
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59511,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-handicap&page=5725",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-handicap&page=5723",
    "results": [
        {
            "id": 124044,
            "name": "Papio 29th birthday celebration",
            "director": {
                "id": 1654661,
                "username": "馮覺亮Albert rip",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/f7c1b2fb86e61213e2b69519d3baee1d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1237.2171179618726,
                        "deviation": 68.73870263238408,
                        "volatility": 0.05999550040776266
                    }
                },
                "ranking": 19.844680368133435,
                "professional": false,
                "ui_class": ""
            },
            "description": "Please like and subscribe to Albert fong and Yeung",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 3600,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "live",
                "pause_on_weekends": false,
                "per_move": 3600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 11548,
                "name": "Weelo",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 88,
                "icon": "https://user-uploads.online-go.com/f88b76a2c693e1c013952085cf8b7d14-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-01-19T13:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-01-19T13:00:14.109487Z",
            "ended": "2025-01-19T14:00:26.410003Z",
            "start_waiting": "2025-01-19T13:00:14.062240Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/f88b76a2c693e1c013952085cf8b7d14-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 90586,
            "name": "61 entrenamiento de go, mayo 2021",
            "director": {
                "id": 607938,
                "username": "kido.go.baduk",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 733.7386350417765,
                        "deviation": 67.58441146641512,
                        "volatility": 0.06059085558486428
                    }
                },
                "ranking": 7.749569442835256,
                "professional": false,
                "ui_class": ""
            },
            "description": "https://www.youtube.com/watch?v=BMXh6X7tqiU",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4974,
                "name": "Taller de Go-Biblioteca de México",
                "summary": "Torneos todos los sábados a las 17:30 hrs (Ciudad de México)",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 236,
                "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-05-28T22:30:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2022-05-28T22:30:26.870004Z",
            "ended": "2022-05-28T23:57:59.469268Z",
            "start_waiting": "2022-05-28T22:30:26.749536Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 89865,
            "name": "11 May Practice Arena",
            "director": {
                "id": 1102517,
                "username": "vwongpt",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/c6106f229d256b87ad8f114a608b3d7d?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1544.7710327810785,
                        "deviation": 84.29096941359276,
                        "volatility": 0.06005286649551838
                    }
                },
                "ranking": 24.984237396477834,
                "professional": false,
                "ui_class": ""
            },
            "description": "Add Oil !",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 25,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 15,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10857,
                "name": "V.Chess Academy",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 65,
                "icon": "https://user-uploads.online-go.com/24a0b7752aa3881eeb1c45c28d29e936-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-05-11T11:25:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-05-11T11:23:43.311150Z",
            "ended": "2022-05-11T12:49:27.770430Z",
            "start_waiting": "2022-05-11T11:23:43.214241Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/24a0b7752aa3881eeb1c45c28d29e936-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 107159,
            "name": "Eリーグ(25k-17k)",
            "director": {
                "id": 874208,
                "username": "FUKO.S",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/aa170ff76e007cc7bc7a15709e85dbb8-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2208.151542128061,
                        "deviation": 68.94747429756583,
                        "volatility": 0.06003767154281009
                    }
                },
                "ranking": 33.25527075653788,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "リーグ開始時に参加されているメンバーでの総あたり戦になります。(レーティングによる自動ハンデ付き)\n\nIt will be a round-robin tournament with automatic handicapping based on ratings.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 9573,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "total_time": 1209600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7692,
                "name": "Yushima Go Cafe (湯島囲碁喫茶)",
                "summary": "This is a group exclusively for guests of Yushima Go Cafe and members of the Online Go Salon.\n湯島囲碁喫茶のゲスト&オンライン囲碁サロンメンバー専用のグループです。",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 114,
                "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-09-07T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 13,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-09-07T11:00:55.854203Z",
            "ended": "2023-09-29T05:01:43.180606Z",
            "start_waiting": "2023-09-07T11:00:55.718390Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 3439,
            "name": "1st -Go Seigen Memorial...",
            "director": {
                "id": 33792,
                "username": "deleted-e8f64a4c-6d99-4c22-ae3c-aacdf16941a9",
                "country": "zz",
                "icon": "https://user-uploads.online-go.com/b40446e0ef59e0abf04f8ed9be5ca84b-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1622.3831471314238,
                        "deviation": 67.06012209323173,
                        "volatility": 0.06060078427531681
                    }
                },
                "ranking": 26.119060726576542,
                "professional": false,
                "ui_class": ""
            },
            "description": "Rest is peace...\n\nhttp://senseis.xmp.net/?GoSeigen",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 39,
                "name": "Canadian Go Players",
                "summary": "Canadian Go Association",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 557,
                "icon": "https://user-uploads.online-go.com/373619b6c62ec2b70befaca77c9af1fa-64.png"
            },
            "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": "2014-12-13T00:26:51.691165Z",
            "ended": "2019-11-27T14:46:23.109600Z",
            "start_waiting": "2014-12-13T00:26:49.152177Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/373619b6c62ec2b70befaca77c9af1fa-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 350,
            "name": "Topazg's Proper 13s",
            "director": {
                "id": 299,
                "username": "topazg",
                "country": "gb",
                "icon": "https://secure.gravatar.com/avatar/1756a59b7c7f129f6f466643f4c91531?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1936.5830823213464,
                        "deviation": 67.49437695302689,
                        "volatility": 0.059949644999275783
                    }
                },
                "ranking": 30.21728151286431,
                "professional": false,
                "ui_class": "supporter"
            },
            "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": 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": "2007-10-29T17:45:00Z",
            "ended": "2007-12-20T14:32:00Z",
            "start_waiting": null,
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 46132,
            "name": "The 8th Murase Go Group Tournament",
            "director": {
                "id": 449215,
                "username": "SM-SYaKo",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/e577b58bab7d7fc9871766c9d1f7195a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1182.178471692773,
                        "deviation": 63.45983688838135,
                        "volatility": 0.060058455061893425
                    }
                },
                "ranking": 18.79122343818162,
                "professional": false,
                "ui_class": ""
            },
            "description": "毎月27日に開催される定例トーナメントです。これは第八回村瀬碁グループ定例トーナメントです。2019年3月27日に開始されます。\n\nA tournament that happens every month on 27th. This is the 8th tournament starts on March 27th, 2019.",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 21840,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 345600,
                "max_time": 604800,
                "time_increment": 18000,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2389,
                "name": "Murase Go Group",
                "summary": "The group of Japanese and any go player from different countries.\nこのグループは日本人や世界中の国々の人々が集うグループです。",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 93,
                "icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-03-27T12:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-03-27T12:00:45.683892Z",
            "ended": "2019-08-21T07:04:17.368009Z",
            "start_waiting": "2019-03-27T12:00:44.949808Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 341,
            "name": "PrismART's mini-tournament",
            "director": {
                "id": 13950,
                "username": "PrismART",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/1f7259ecc428e095fee3001ce2525730?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1493.920740537686,
                        "deviation": 65.20372601465284,
                        "volatility": 0.059968039402337976
                    }
                },
                "ranking": 24.209368303909464,
                "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": 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": 14,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2007-10-12T11:25:00Z",
            "ended": "2008-03-17T12:42:00Z",
            "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": 129149,
            "name": "Handicap Arena 2025 - 045",
            "director": {
                "id": 526987,
                "username": "Gia",
                "country": "gr",
                "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1043.6007971957747,
                        "deviation": 64.54936359494891,
                        "volatility": 0.060068874363373596
                    }
                },
                "ranking": 15.904838363083012,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Part of an arena tournament - 2025. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 players).",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 13655,
                "name": "Handicap Arena",
                "summary": "Organising arena-type handicap correspondence tournaments.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 106,
                "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-06-11T17:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-06-09T19:08:01.883515Z",
            "ended": "2025-10-10T21:23:26.315203Z",
            "start_waiting": "2025-06-09T19:08:01.343388Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 61599,
            "name": "9x9 tournament, let's see who can survive!",
            "director": {
                "id": 772773,
                "username": "Omar_Ramirez",
                "country": "mx",
                "icon": "https://secure.gravatar.com/avatar/cc6e7201895242bdb1f4da007d65c46e?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 852.0223343079039,
                        "deviation": 62.61027100632482,
                        "volatility": 0.060096714877981634
                    }
                },
                "ranking": 11.209565162702644,
                "professional": false,
                "ui_class": ""
            },
            "description": "A tournament just to lean and get a feeling for the game.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": -1,
            "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": 604800
            },
            "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": 17926,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-06-14T08:00:00Z",
            "players_start": 10,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 21,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-06-14T08:00:12.224550Z",
            "ended": "2020-08-10T16:16:42.641546Z",
            "start_waiting": "2020-06-14T08:00:11.385029Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 11,
            "ranked": true
        }
    ]
}