HR7971

Above the horizon. Rise: 21:43 | Tran: 22:34 | Set: 23:25

Alt: 0.64° Az: 182.97° Direction: South

HR7971 is a bright giant star of spectral class K3 in the constellation of Microscopium.

HR7971 visual magnitude is 5.52. Because of its faintness, HR7971 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 HR7971. The red arrow shows the motion of HR7971 during the next 10000 years (-1.83 arcmin in Right Ascension and -3.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 20h 52m 35s

Declination -37° 49’ 10”

Hour Angle 00h 15m 03s

Sideral Time 21h 07m 38s

J2000

Right Ascension 20h 51m 00s

Declination -37° 54’ 47”

Galactic Coordinates

Galactic Longitude 4.68°

Galactic Latitude -39.06°

Finder Chart

Simplified finder chart for HR7971.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.52

Class Bright giant

Absolute magnitude -0.90

Spectral Type K3II

Color Index (B-V) 1.38

Temperature 3983K

The red dot in the diagram below shows where HR7971 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7971. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR7971 is distant 626.92 light years from the Sun and it is moving far from the Sun at the speed of 17 kilometers per second.

Distance (parsec) 192.31

Distance (light year) 626.92

Radial Speed 17 km/s

Proper Motion RA -0.011 arcsec/y

Proper Motion Dec -0.022"/y

Alternative Designations

Henry Draper Catalogue HD198357

SAO Catalogue SAO212488

Hipparcos Catalogue HIP102916

Durchmusterung Catalogue CD-3814250

Visibility from Your Location

Today's HR7971 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 127.8° RISE 21:43

Max altitude: 0.7° TRANSIT 22:34

Azimuth: 232.2° SET 23:25

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

Location

Other stars in Microscopium