ψ1 Aurigae (psi1 Aurigae)

ψ1 Aurigae is a variable supergiant star in the constellation of Auriga.

ψ1 Aurigae visual magnitude is 4.91. Because of its moderate brightness, ψ1 Aurigae should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about ψ1 Aurigae:

Color of ψ1 Aurigae ⬤

Magnitude of ψ1 Aurigae 4.91

Class Supergiant

VISIBILITY RIGHT NOW ψ1 Aurigae (psi1 Aurigae) is above the horizon from Greenwich, United Kingdom [change]. Altitude: 45°.

Celestial coordinates and finder chart of ψ1 Aurigae

ψ1 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 ψ1 Aurigae are provided in the following table:

Right Ascension J2000 06h 24m 53s

Declination J2000 +49° 17’ 17”

Galactic Longitude 165.35°

Galactic Latitude 16.17°

Constellation Auriga

The simplified sky map below shows the position of ψ1 Aurigae in the sky:

Finder chart ψ1 Aurigae (psi1 Aurigae) star

Simplified finder chart for ψ1 Aurigae (psi1 Aurigae).

Visibility of ψ1 Aurigae from your location

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

ψ1 Aurigae (psi1 Aurigae) is circumpolar and transits at 17:41 UTC (altitude: 87.8°)

Digitized Sky Survey image of ψ1 Aurigae

The image below is a photograph of ψ1 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 ψ1 Aurigae is -0.002 arcsec per year in Right Ascension and -0.001 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of ψ1 Aurigae. The red arrow shows the motion of ψ1 Aurigae during the next 100000 years (-3.33 arcmin in Right Ascension and -1.67 arcmin in declination);

Distance of ψ1 Aurigae from the Sun and relative movement

ψ1 Aurigae is distant 3,835.29 light years from the Sun and it is moving far from the Sun at the speed of 5 kilometers per second.

Distance (parsec) 1,176.47 pc

Distance (light year) 3,835.29 ly

Heliocentric radial velocity 5 km/s

Proper Motion RA -0.002 arcsec/year

Proper Motion Dec -0.001 arcsec/year

Spectral properties of ψ1 Aurigae

ψ1 Aurigae belongs to spectral class K5 and has a luminosity class of I corresponding to a supergiant star.

Absolute magnitude -5.44

Spectral Type K5I

Color Index (B-V) 1.97

Temperature of ψ1 Aurigae 3201K

The red dot in the diagram below shows where ψ1 Aurigae is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of ψ1 Aurigae. Attribution: Richard Powell / CC BY-SA

Alternative designations of ψ1 Aurigae

Bayer designation ψ1 Aurigae
(psi1 Aurigae)

Flamsteed designation 46 Aurigae

Henry Draper Catalogue HD44537

SAO Catalogue SAO41076

Hipparcos Catalogue HIP30520

Durchmusterung Catalogue BD+49 1488

FK5 Catalogue 242

General Catalogue of Variable Stars Psi1 Aur

How to support us

In Evidence

Other stars in Auriga