HR72

Below the horizon. Rise: 20:16 | Tran: 1:38 | Set: 6:56

Alt: -3.15° Az: 261.23° Direction: West

HR72 is a hypergiant star of spectral class G0 in the constellation of Cetus.

HR72 visual magnitude is 6.46. Because of its faintness, HR72 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

DSS2 image of HR72. The red arrow shows the motion of HR72 during the next 1000 years (6.88 arcmin in Right Ascension and -2.32 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 00h 19m 57s

Declination -07° 54’ 56”

Hour Angle 05h 40m 19s

Sideral Time 06h 00m 17s

J2000

Right Ascension 00h 18m 41s

Declination -08° 03’ 10”

Galactic Coordinates

Galactic Longitude 99.29°

Galactic Latitude -69.4°

Finder Chart

Simplified finder chart for HR72.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.46

Class Hypergiant

Absolute magnitude 4.61

Spectral Type G0V

Color Index (B-V) 0.68

Temperature 5671K

The red dot in the diagram below shows where HR72 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR72. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR72 is distant 76.40 light years from the Sun and it is moving towards the Sun at the speed of 10 kilometers per second.

Distance (parsec) 23.44

Distance (light year) 76.40

Radial Speed -10 km/s

Proper Motion RA 0.413 arcsec/y

Proper Motion Dec -0.139"/y

Alternative Designations

Henry Draper Catalogue HD1461

SAO Catalogue SAO128690

Hipparcos Catalogue HIP1499

Durchmusterung Catalogue BD-08 38

Gliese Catalogue Gl 16.1

Visibility from Your Location

Today's HR72 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 97.9° RISE 20:16

Max altitude: 30.6° TRANSIT 1:38

Azimuth: 262.1° SET 6:56

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Cetus