Astrolabe report (inventory number 49726)

astrolabe, inventory number 49726 from France (?), ca. 1570

Date	ca. 1570
Place	France (?)
Material	Brass
Inventory no.	49726
Acquisition	Presented by J. A. Billmeir in 1957

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Throne, Ring and Shackle

The throne is of the engraved type made of brass attached with integrated base made of brass and has a simple, round cross-section ring made of brass and rotating pin type shackle made of brass . More information

Mater

The mater and limb are of two pieces, riveted construction. Scales on the limb: windrose scale; equal hours scale; degree scale. More information

Back

The back contains 0 scales. More information

Rete, Pin & Wedge

The rete contains 25 stars. The zodiac on the rete is labelled: ARIES ♈ , TAVRVS ♉ , GEMINI ♊ , CANCER ♋ , LEO ♌ , VIRGO ♍ , LIBRA ♎ , SCORPIVS ♏ , SAGITTARIVS ♐ , CAPRICORNVS ♑ , AQVARIVS ♒ , PISCES ♓.

The rete contains 1 scale of the following type: Ecliptic.
The rete is attached using a pin & wedge. The wedge is a slotted washer, which slides onto a notch on the pin. More information

Plates

There are 2 plates with latitudes ranging from 45°0' to 48°0' . More information

Rules & Alidades

Type	Details
Alidade	Double-ended, counter-changed.
Regula	Double-ended. This regula is to be used with the universal projection on one of the plates. It is missing the vertical portion of the regula.

More information

Astrolabe Catalogue