Astrolabe Catalogue

 

Small image of astrolabe rete separated from astrolabe. Click to enlarge.
Date ca. 1670
Maker Pierre Sevin
Place Paris
Material Brass
Inventory no. 42680
Acquisition Presented by J. A. Billmeir in 1957
The rete is of the ecliptic type. The zodiac on the rete is labelled: ♈ , ♉ , ♊ , ♋ , ♌ , ♍ , ♎ , ♏ , ♐ , ♑ , ♒ , ♓

Stars

There are 5 stars on the rete marked with flamant pointers. Unless otherwise indicated the star name, mediation and declination are as marked/measured on the rete.
Click on the star name or modern star name to search for other astrolabes with the same star.
Star name
(on instrument)
Modern star
(if known)
Mediation Declination Pointer
Dex lat per 2 Mirfak 16.0° of Taurus 48° flamant
Arcturus 2 Arcturus 0.0° of Scorpio 20° flamant
lira 1 Vega 3.0° of Capricorn 36° flamant
Aquila 2 Altair 20.0° of Capricorn flamant
Crus pega 2 Scheat 8.0° of Pisces 12° flamant

Nut & Bolt

The rete is attached using a nut & bolt. Nut is affixed to the rule on the back of the instrument..
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