HR3728

HR3728 is a giant star in the constellation of Carina.

HR3728 visual magnitude is 4.81. Because of its moderate brightness, HR3728 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 HR3728:

Color of HR3728 ⬤

Magnitude of HR3728 4.81

Class Giant

VISIBILITY RIGHT NOW HR3728 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR3728

HR3728 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 HR3728 are provided in the following table:

Right Ascension J2000 09h 20m 56s

Declination J2000 -62° 24’ 16”

Galactic Longitude 281.06°

Galactic Latitude -8.85°

Constellation Carina

The simplified sky map below shows the position of HR3728 in the sky:

Simplified finder chart for HR3728.

Visibility of HR3728 from your location

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

HR3728 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR3728

The image below is a photograph of HR3728 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 HR3728 is -0.013 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 HR3728. The red arrow shows the motion of HR3728 during the next 10000 years (-2.17 arcmin in Right Ascension and 0.33 arcmin in declination);

Distance of HR3728 from the Sun and relative movement

HR3728 is distant 222.53 light years from the Sun and it is moving far from the Sun at the speed of 51 kilometers per second.

Distance (parsec) 68.26 pc

Distance (light year) 222.53 ly

Heliocentric radial velocity 51 km/s

Proper Motion RA -0.013 arcsec/year

Proper Motion Dec 0.002 arcsec/year

Spectral properties of HR3728

HR3728 belongs to spectral class G6 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 0.64

Spectral Type G6III

Color Index (B-V) 0.94

Temperature of HR3728 4892K

The red dot in the diagram below shows where HR3728 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3728. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3728

Henry Draper Catalogue HD81101

SAO Catalogue SAO250544

Hipparcos Catalogue HIP45856

Durchmusterung Catalogue CP-61 1242

FK5 Catalogue 2745

In Evidence

Other stars in Carina