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Vopel Armillary Sphere

Vopel Armillary Sphere

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Description
This small instrument shows the relative positions of the equator, ecliptic, and other important astronomical circles. At the center, presumably representing the earth, is a small ivory ball. The “CASPAR VOPEL ARTE” inscription on the Tropic of Cancer refers to Caspar Vopel (1511-1561) of Cologne who taught mathematics and made mathematical instruments.
Location
Currently not on view
Object Name
armillary sphere
date made
ca 1550
maker
Vopel, Caspar
Physical Description
brass (overall material)
Measurements
overall: 26.5 cm x 13 cm; 10 7/16 in x 5 1/8 in
overall: 10 in x 5 1/4 in; 25.4 cm x 13.335 cm
ID Number
PH.327302
catalog number
327302
accession number
272528
subject
Astronomy
See more items in
Medicine and Science: Physical Sciences
Measuring & Mapping
Trigonometry
Spherical Trigonometry
Astronomy
Data Source
National Museum of American History
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