Astrolabe Catalogue

 

Small image of astrolabe rete separated from astrolabe. Click to enlarge.
Date ca. 1260
Place Spain (?)
Material Brass
Inventory no. 43504
Acquisition Presented by Lewis Evans in 1924
The rete is of the indicator-line (simple) type. The zodiac on the rete is labelled: ARIES , TAVR9 , GEMINI , CANC’ , LEO , VIRGO , LI BRA , SCORP PI O , SA GI TA RI9 , CAPRICOR N9 , AQVA RIV9 , PISCES

Scales


Type Range & Units Numbered Geometry Location
Ecliptic 0 - 30 Degrees of ecliptic Not numbered  Ecliptic ecliptic
Degree N/A Degrees of equator Not numbered  Circular, concentric tropic of capricorn

Stars

There are 20 stars on the rete marked with dagger 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
PANCANTOX Baten Kaitos 22.0° of Aries -9° dagger
ALGOL Algol 11.0° of Taurus 36° dagger
ALhAIOC Capella 10.0° of Gemini 45° dagger
REGEL Rigel 11.0° of Gemini -11° dagger
MALEXIE Bellatrix 18.0° of Gemini dagger
ALGOZE Procyon 6.0° of Cancer dagger
ADIRAAhM Alphard 4.0° of Leo dagger
GALBALACEDA Regulus 15.0° of Leo dagger
ALGARAT Denebola 18.0° of Virgo 18° dagger
MEChALChI Spica 5.0° of Libra -11° dagger
ALRAMECh Arcturus 26.0° of Libra 24° dagger
ELFECA Alphecca 18.0° of Scorpio 25° dagger
Antares 2.0° of Sagittarius -24° dagger
ALhAVNI Rasalhague 13.0° of Sagittarius 19° dagger
Vega 1.0° of Capricorn 38° dagger
ALTAhir Altair 12.0° of Capricorn dagger
DELFIN Deneb Dulfim 23.0° of Capricorn 13° dagger
ALFERAT 17.0° of Aquarius 15° dagger
BNB CATOTIOX Deneb Algiedi 19.0° of Pisces -12° dagger

Horse Image:

astrolabe part (photo)

Horse Image:

astrolabe part (photo)

Pin & Horse

The rete is attached using a pin & horse.
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