HR4173

HR4173 is a sub-giant star in the constellation of Carina.

HR4173 visual magnitude is 5.91. Because of its reltive faintness, HR4173 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 HR4173:

Color of HR4173 ⬤

Magnitude of HR4173 5.91

Class Sub-giant

VISIBILITY RIGHT NOW HR4173 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR4173

HR4173 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 HR4173 are provided in the following table:

Right Ascension J2000 10h 38m 02s

Declination J2000 -57° 15’ 23”

Galactic Longitude 285.63°

Galactic Latitude 1.07°

Constellation Carina

The simplified sky map below shows the position of HR4173 in the sky:

Simplified finder chart for HR4173.

Visibility of HR4173 from your location

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

HR4173 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR4173

The image below is a photograph of HR4173 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 HR4173 is -0.028 arcsec per year in Right Ascension and 0.002 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR4173. The red arrow shows the motion of HR4173 during the next 10000 years (-4.67 arcmin in Right Ascension and 0.33 arcmin in declination);

Distance of HR4173 from the Sun and relative movement

HR4173 is distant 1,278.43 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

Distance (parsec) 392.16 pc

Distance (light year) 1,278.43 ly

Heliocentric radial velocity -9 km/s

Proper Motion RA -0.028 arcsec/year

Proper Motion Dec 0.002 arcsec/year

Spectral properties of HR4173

HR4173 belongs to spectral class B3 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude -2.06

Spectral Type B3IV

Color Index (B-V) -0.14

Temperature of HR4173 12293K

The red dot in the diagram below shows where HR4173 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4173. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4173

Henry Draper Catalogue HD92287

SAO Catalogue SAO238278

Hipparcos Catalogue HIP52043

Durchmusterung Catalogue CP-56 3588

In Evidence

Other stars in Carina