Your guide to the Solar System and the night sky
By donating now you help keep this site alive and free from ads. Please consider supporting this project.
🌎  Observing from: Greenwich, United Kingdom [change]
🌅 Sunrise: 6:01  ☀️ Transit: 12:06  🌅 Sunset: 18:11

ρ Aurigae (rho Aurigae)

ρ Aurigae is a main-sequence star in the constellation of Auriga.

ρ Aurigae visual magnitude is 5.23. Because of its reltive faintness, ρ Aurigae should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about ρ Aurigae:

ρ Aurigae (rho Aurigae) is above the horizon from Greenwich, United Kingdom [change]. Altitude: 3°.

Celestial coordinates and finder chart of ρ Aurigae

ρ Aurigae is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of ρ Aurigae are provided in the following table:

05h 21m 48s
+41° 48’ 15”

The simplified sky map below shows the position of ρ Aurigae in the sky:

Finder chart ρ Aurigae (rho Aurigae) star
Simplified finder chart for ρ Aurigae (rho Aurigae).

Visibility of ρ Aurigae from your location

Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

ρ Aurigae (rho Aurigae) is circumpolar and transits at 17:25 UTC (altitude: 80.3°)

Digitized Sky Survey image of ρ Aurigae

The image below is a photograph of ρ Aurigae from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of ρ Aurigae is 0.018 arcsec per year in Right Ascension and -0.037 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of ρ Aurigae (rho Aurigae) star
DSS2 image of ρ Aurigae. The red arrow shows the motion of ρ Aurigae during the next 10000 years (3.00 arcmin in Right Ascension and -6.17 arcmin in declination);

Distance of ρ Aurigae from the Sun and relative movement

ρ Aurigae is distant 641.73 light years from the Sun and it is moving far from the Sun at the speed of 13 kilometers per second.

196.85 pc
641.73 ly
13 km/s
0.018 arcsec/year
-0.037 arcsec/year

Spectral properties of ρ Aurigae

ρ Aurigae belongs to spectral class B3 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where ρ Aurigae is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of ρ Aurigae. Attribution: Richard Powell / CC BY-SA

Alternative designations of ρ Aurigae

ρ Aurigae
(rho Aurigae)