HR2178

HR2178 is a giant star in the constellation of Puppis.

HR2178 visual magnitude is 6.51. Because of its reltive faintness, HR2178 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 HR2178:

Color of HR2178 ⬤

Magnitude of HR2178 6.51

Class Giant

VISIBILITY RIGHT NOW HR2178 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR2178

HR2178 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR2178 are provided in the following table:

Right Ascension J2000 06h 07m 01s

Declination J2000 -45° 05’ 29”

Galactic Longitude 252.3°

Galactic Latitude -26.36°

Constellation Puppis

The simplified sky map below shows the position of HR2178 in the sky:

Simplified finder chart for HR2178.

Visibility of HR2178 from your location

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

HR2178 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR2178

The image below is a photograph of HR2178 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 HR2178 is 0.085 arcsec per year in Right Ascension and 0.044 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR2178. The red arrow shows the motion of HR2178 during the next 10000 years (14.17 arcmin in Right Ascension and 7.33 arcmin in declination);

Distance of HR2178 from the Sun and relative movement

HR2178 is distant 372.15 light years from the Sun and it is moving far from the Sun at the speed of 82 kilometers per second.

Distance (parsec) 114.16 pc

Distance (light year) 372.15 ly

Heliocentric radial velocity 82 km/s

Proper Motion RA 0.085 arcsec/year

Proper Motion Dec 0.044 arcsec/year

Spectral properties of HR2178

HR2178 belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 1.22

Spectral Type K1III

Color Index (B-V) 1.16

Temperature of HR2178 4389K

The red dot in the diagram below shows where HR2178 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2178. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2178

Henry Draper Catalogue HD42168

SAO Catalogue SAO217724

Hipparcos Catalogue HIP28988

Durchmusterung Catalogue CD-45 2317

In Evidence

Other stars in Puppis