HR732

HR732 is a variable giant star in the constellation of Cetus.

HR732 visual magnitude is 6. Because of its reltive faintness, HR732 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 HR732:

Color of HR732 ⬤

Magnitude of HR732 6

Class Giant

VISIBILITY RIGHT NOW HR732 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR732

HR732 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 HR732 are provided in the following table:

Right Ascension J2000 02h 30m 45s

Declination J2000 +00° 15’ 19”

Galactic Longitude 168.08°

Galactic Latitude -53.68°

Constellation Cetus

The simplified sky map below shows the position of HR732 in the sky:

Simplified finder chart for HR732.

Visibility of HR732 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 HR732 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: 89.7° RISE 5:00

Max altitude: 38.8° TRANSIT 11:00

Azimuth: 270.3° SET 16:59

RIGHT NOW HR732 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR732

The image below is a photograph of HR732 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 HR732 is -0.053 arcsec per year in Right Ascension and -0.071 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR732. The red arrow shows the motion of HR732 during the next 10000 years (-8.83 arcmin in Right Ascension and -11.83 arcmin in declination);

Distance of HR732 from the Sun and relative movement

HR732 is distant 274.64 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.

Distance (parsec) 84.25 pc

Distance (light year) 274.64 ly

Heliocentric radial velocity -2 km/s

Proper Motion RA -0.053 arcsec/year

Proper Motion Dec -0.071 arcsec/year

Spectral properties of HR732

HR732 belongs to spectral class A7 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 1.37

Spectral Type A7III

Color Index (B-V) 0.17

Temperature of HR732 8403K

The red dot in the diagram below shows where HR732 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR732. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR732

Henry Draper Catalogue HD15633

SAO Catalogue SAO110583

Hipparcos Catalogue HIP11687

Durchmusterung Catalogue BD-00 378

General Catalogue of Variable Stars 846

In Evidence

Other stars in Cetus