Astrolabe Catalogue

 

Small image of astrolabe rete separated from astrolabe. Click to enlarge.
Date late 14th or early 15th century
Place Paris (?)
Material Brass
Inventory no. 54330
Acquisition Presented by J.A. Billmeir in 1957
The rete is of the indicator-line (full) type. The meridian band is broken below the ecliptic circle.The zodiac on the rete is labelled: ARI , TAV , GEMI , CAN , LEO , VIR , LIB , SCOR , SAGI , CAP , AQW , PIS

Scales


Type Range & Units Numbered Geometry Location
Ecliptic 0 - 30 Degrees of ecliptic Not numbered  Ecliptic ecliptic

Stars

There are 17 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
ALDEB Aldebaran pointer damaged pointer damaged flamant
BATEN Baten Kaitos 23.0° of Aries -12° flamant
FINIS 3.0° of Taurus -8° flamant
[no name] Capella 12.0° of Gemini 44° flamant
RIGIL Rigel 15.0° of Gemini -10° flamant
ALhAB Sirius 6.0° of Cancer -17° flamant
ALGOM Procyon 16.0° of Cancer flamant
COR LEO Regulus 21.0° of Leo 14° flamant
ALChIM Spica 14.0° of Libra -9° flamant
BEN’ Benetnasch 24.0° of Libra 52° flamant
ALRA Arcturus 29.0° of Libra 21° flamant
ELFE Alphecca 20.0° of Scorpio 30° flamant
COR SCOR Antares 1.0° of Sagittarius -24° flamant
RAZ ALA Rasalhague 17.0° of Sagittarius 13° flamant
VEGA Vega 2.0° of Capricorn 39° flamant
ALTHAIR Altair 19.0° of Capricorn flamant
AFAZ Scheat 8.0° of Pisces 26° flamant

Horse Image:

astrolabe part (photo)

Horse Image:

astrolabe part (photo)

Pin & Wedge

The rete is attached using a pin & wedge.
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