45 Aurigae

45 Aurigae is a giant star in the constellation of Auriga.

45 Aurigae visual magnitude is 5.36. Because of its reltive faintness, 45 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 45 Aurigae:

Color of 45 Aurigae ⬤

Magnitude of 45 Aurigae 5.36

Class Giant

VISIBILITY RIGHT NOW 45 Aurigae is above the horizon from Greenwich, United Kingdom [change]. Altitude: 52°.

Celestial coordinates and finder chart of 45 Aurigae

45 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 45 Aurigae are provided in the following table:

Right Ascension J2000 06h 21m 46s

Declination J2000 +53° 27’ 07”

Galactic Longitude 161.14°

Galactic Latitude 17.33°

Constellation Auriga

The simplified sky map below shows the position of 45 Aurigae in the sky:

Simplified finder chart for 45 Aurigae.

Visibility of 45 Aurigae from your location

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

45 Aurigae is circumpolar and transits at 18:21 UTC (altitude: 88.0°)

Digitized Sky Survey image of 45 Aurigae

The image below is a photograph of 45 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 45 Aurigae is 0.02 arcsec per year in Right Ascension and -0.084 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of 45 Aurigae. The red arrow shows the motion of 45 Aurigae during the next 10000 years (3.33 arcmin in Right Ascension and -14.00 arcmin in declination);

Distance of 45 Aurigae from the Sun and relative movement

45 Aurigae is distant 185.86 light years from the Sun and it is moving towards the Sun at the speed of 1 kilometers per second.

Distance (parsec) 57.01 pc

Distance (light year) 185.86 ly

Heliocentric radial velocity -1 km/s

Proper Motion RA 0.02 arcsec/year

Proper Motion Dec -0.084 arcsec/year

Spectral properties of 45 Aurigae

45 Aurigae belongs to spectral class F5 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 1.58

Spectral Type F5III

Color Index (B-V) 0.43

Temperature of 45 Aurigae 6724K

The red dot in the diagram below shows where 45 Aurigae is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 45 Aurigae. Attribution: Richard Powell / CC BY-SA

Alternative designations of 45 Aurigae

Flamsteed designation 45 Aurigae

Henry Draper Catalogue HD43905

SAO Catalogue SAO25681

Hipparcos Catalogue HIP30247

Durchmusterung Catalogue BD+53 1008

FK5 Catalogue 2484

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In Evidence

Other stars in Auriga