HR651

HR651 is a giant star in the constellation of Cetus.

HR651 visual magnitude is 5.86. Because of its reltive faintness, HR651 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 HR651:

Color of HR651 ⬤

Magnitude of HR651 5.86

Class Giant

VISIBILITY RIGHT NOW HR651 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR651

HR651 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR651 are provided in the following table:

Right Ascension J2000 02h 13m 00s

Declination J2000 -21° 00’ 01”

Galactic Longitude 199.11°

Galactic Latitude -70.43°

Constellation Cetus

The simplified sky map below shows the position of HR651 in the sky:

Simplified finder chart for HR651.

Visibility of HR651 from your location

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

Today's HR651 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 111.0° RISE 6:23

Max altitude: 17.5° TRANSIT 10:26

Azimuth: 249.0° SET 14:30

RIGHT NOW HR651 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR651

The image below is a photograph of HR651 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 HR651 is 0.05 arcsec per year in Right Ascension and 0.035 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR651. The red arrow shows the motion of HR651 during the next 10000 years (8.33 arcmin in Right Ascension and 5.83 arcmin in declination);

Distance of HR651 from the Sun and relative movement

HR651 is distant 399.02 light years from the Sun and it is moving far from the Sun at the speed of 38 kilometers per second.

Distance (parsec) 122.40 pc

Distance (light year) 399.02 ly

Heliocentric radial velocity 38 km/s

Proper Motion RA 0.05 arcsec/year

Proper Motion Dec 0.035 arcsec/year

Spectral properties of HR651

HR651 belongs to spectral class G9 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 0.42

Spectral Type G9III

Color Index (B-V) 1.01

Temperature of HR651 4719K

The red dot in the diagram below shows where HR651 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR651. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR651

Henry Draper Catalogue HD13692

SAO Catalogue SAO167637

Hipparcos Catalogue HIP10326

Durchmusterung Catalogue BD-21 396

In Evidence

Other stars in Cetus