{"objectID":451699,"isHighlight":false,"accessionNumber":"63.166a–j","accessionYear":"1963","isPublicDomain":true,"primaryImage":"https://images.metmuseum.org/CRDImages/is/original/DP170383.jpg","primaryImageSmall":"https://images.metmuseum.org/CRDImages/is/web-large/DP170383.jpg","additionalImages":["https://images.metmuseum.org/CRDImages/is/original/178454.jpg","https://images.metmuseum.org/CRDImages/is/original/178452.jpg","https://images.metmuseum.org/CRDImages/is/original/178453.jpg","https://images.metmuseum.org/CRDImages/is/original/178459.jpg","https://images.metmuseum.org/CRDImages/is/original/178456.jpg","https://images.metmuseum.org/CRDImages/is/original/178457.jpg","https://images.metmuseum.org/CRDImages/is/original/178458.jpg","https://images.metmuseum.org/CRDImages/is/original/178455.jpg","https://images.metmuseum.org/CRDImages/is/original/DP105325.jpg","https://images.metmuseum.org/CRDImages/is/original/DP105325.TIF.jpg","https://images.metmuseum.org/CRDImages/is/original/DP170382.jpg"],"constituents":[{"constituentID":130476,"role":"Maker","name":"Muhammad Zaman al-Munajjim al-Asturlabi","constituentULAN_URL":"","constituentWikidata_URL":"","gender":""}],"department":"Islamic Art","objectName":"Astrolabe","title":"Planispheric Astrolabe","culture":"","period":"","dynasty":"","reign":"","portfolio":"","artistRole":"Maker","artistPrefix":"","artistDisplayName":"Muhammad Zaman al-Munajjim al-Asturlabi","artistDisplayBio":"Iranian, active 1643–1689","artistSuffix":"","artistAlphaSort":"Muhammad Zaman al-Munajjim al-Asturlabi","artistNationality":"Iranian","artistBeginDate":"1620","artistEndDate":"1715","artistGender":"","artistWikidata_URL":"","artistULAN_URL":"","objectDate":"dated 1065 AH/1654–55 CE","objectBeginDate":1654,"objectEndDate":1655,"medium":"Brass and steel; cast and hammered, pierced and engraved","dimensions":"H. 8 1/2 in. (21.6  cm)\r\nW. 6 3/4 in. (17.1 cm)\r\nD. 2 1/4 in. (5.7 cm)","measurements":[{"elementName":"Other","elementDescription":"assembled","elementMeasurements":{"Depth":5.7150116,"Length":21.6,"Width":17.1}},{"elementName":"Other","elementDescription":"horse pin (j)","elementMeasurements":{"Length":4.4,"Width":1.9}},{"elementName":"Other","elementDescription":"plates (e-i)","elementMeasurements":{"Diameter":14}},{"elementName":"Other","elementDescription":"faceplate (d)","elementMeasurements":{"Diameter":14}},{"elementName":"Other","elementDescription":"bolt","elementMeasurements":{"Diameter":0.6,"Length":4.1}},{"elementName":"Other","elementDescription":"sighting bar (b)","elementMeasurements":{"Height":1.6,"Length":14.6,"Width":1.6}},{"elementName":"Other","elementDescription":"case (a)","elementMeasurements":{"Diameter":16.2,"Height":21.6}},{"elementName":"Overall","elementDescription":null,"elementMeasurements":{"Height":21.6}}],"creditLine":"Harris Brisbane Dick Fund, 1963","geographyType":"Attributed to","city":"Mashhad","state":"","county":"","country":"Iran","region":"","subregion":"","locale":"","locus":"","excavation":"","river":"","classification":"Metal","rightsAndReproduction":"","linkResource":"","metadataDate":"2026-10-24T04:53:43.847Z","repository":"Metropolitan Museum of Art, New York, NY","objectURL":"https://www.metmuseum.org/art/collection/search/451699","tags":null,"objectWikidata_URL":"https://www.wikidata.org/wiki/Q116244112","isTimelineWork":true,"GalleryNumber":"453"}