Astrolabe of ‘Umar ibn Yusuf ibn ‘Umar ibn ‘Ali ibn Rasul al-Muzaffari

‘Umar ibn Yusuf ibn ‘Umar ibn ‘Ali ibn Rasul al-Muzaffari · Yemini

Date: dated 690 AH/1291 CE

Medium: Brass; cast and hammered, pierced, chased, inlaid with silver

Dimensions: Case (a): Max. W. 7 5/8 in. (19.4 cm) Diam. 6 1/8 in. (15.6 cm) D. 1/4 in. (0.6 cm) Bar with attached nail (b): Max. H. 1 7/8 in. (4.8 cm) Max. W. 1 1/8 in. (2.9 cm) L. 5 in. (12.7 cm) Net (c): Diam. 5 in. (12.7 cm) Plates (d-g): Diam. 5 in. (12.7 cm) Pin (h): L. 1 3/4 in. (4.4 cm) W. 1/2 in. (1.3 cm)

Classification: Metal

Country: Yemen

Themes: Astronomy

Edward C. Moore Collection, Bequest of Edward C. Moore, 1891