ψ9 Aurigae (psi9 Aurigae)

Altitude: 48.8° Azimuth: 70.9° Direction: East-North-East

ψ9 Aurigae is a variable giant star in the constellation of Auriga.

ψ9 Aurigae visual magnitude is 5.87. Because of its reltive faintness, ψ9 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 ψ9 Aurigae:

Color of ψ9 Aurigae ⬤

Magnitude of ψ9 Aurigae 5.87

Class Giant

VISIBILITY RIGHT NOW

ψ9 Aurigae (psi9 Aurigae) is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 48.8°
Azimuth: 70.9°
Direction: East-North-East

Celestial coordinates and finder chart of ψ9 Aurigae

ψ9 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 ψ9 Aurigae are provided in the following table:

Right Ascension J2000 06h 56m 32s

Declination J2000 +46° 16’ 27”

Galactic Longitude 170.3°

Galactic Latitude 20.07°

Constellation Auriga

The simplified sky map below shows the position of ψ9 Aurigae in the sky:

Finder chart ψ9 Aurigae (psi9 Aurigae) star

Simplified finder chart for ψ9 Aurigae (psi9 Aurigae).

Visibility of ψ9 Aurigae from your location

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

ψ9 Aurigae (psi9 Aurigae) is circumpolar and transits at 02:25 UTC (altitude: 84.8°)

Digitized Sky Survey image of ψ9 Aurigae

The image below is a photograph of ψ9 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 ψ9 Aurigae is 0.018 arcsec per year in Right Ascension and 0.013 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of ψ9 Aurigae. The red arrow shows the motion of ψ9 Aurigae during the next 10000 years (3.00 arcmin in Right Ascension and 2.17 arcmin in declination);

Distance of ψ9 Aurigae from the Sun and relative movement

ψ9 Aurigae is distant 825.32 light years from the Sun and it is moving towards the Sun at the speed of 41 kilometers per second.

Distance (parsec) 253.16 pc

Distance (light year) 825.32 ly

Heliocentric radial velocity -41 km/s

Proper Motion RA 0.018 arcsec/year

Proper Motion Dec 0.013 arcsec/year

Spectral properties of ψ9 Aurigae

ψ9 Aurigae belongs to spectral class B8 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -1.15

Spectral Type B8III

Color Index (B-V) -0.06

Temperature of ψ9 Aurigae 10941K

The red dot in the diagram below shows where ψ9 Aurigae is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of ψ9 Aurigae. Attribution: Richard Powell / CC BY-SA

Alternative designations of ψ9 Aurigae

Bayer designation ψ9 Aurigae
(psi9 Aurigae)

Henry Draper Catalogue HD50658

SAO Catalogue SAO41446

Hipparcos Catalogue HIP33377

Durchmusterung Catalogue BD+46 1203

General Catalogue of Variable Stars Var?

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In Evidence

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