HR8142

Above the horizon. Rise: 17:47 | Tran: 20:52 | Set: 23:58

Alt: 2.11° Az: 215.22° Direction: South-West

HR8142 is a sub-giant star of spectral class G8 in the constellation of Microscopium.

HR8142 visual magnitude is 6.4. Because of its faintness, HR8142 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 HR8142. The red arrow shows the motion of HR8142 during the next 1000 years (-3.02 arcmin in Right Ascension and -0.97 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 21h 20m 22s

Declination -28° 39’ 36”

Hour Angle 02h 44m 14s

Sidereal Time 00h 04m 36s

J2000

Right Ascension 21h 18m 54s

Declination -28° 45’ 56”

Galactic Coordinates

Galactic Longitude 17.89°

Galactic Latitude -43.43°

Finder Chart

Simplified finder chart for HR8142.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.4

Class Sub-giant

Absolute magnitude 0.94

Spectral Type G8IV

Color Index (B-V) 0.97

Temperature 4816K

The red dot in the diagram below shows where HR8142 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8142. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8142 is distant 403.47 light years from the Sun and it is moving far from the Sun at the speed of 38 kilometers per second.

Distance (parsec) 123.76

Distance (light year) 403.47

Radial Speed 38 km/s

Proper Motion RA -0.181 arcsec/y

Proper Motion Dec -0.058"/y

Alternative Designations

Henry Draper Catalogue HD202773

SAO Catalogue SAO190220

Hipparcos Catalogue HIP105228

Durchmusterung Catalogue CD-2917692

Visibility from Your Location

Today's HR8142 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 118.7° RISE 17:47

Max altitude: 9.9° TRANSIT 20:52

Azimuth: 241.3° SET 23:58

Set Location

Other stars in Microscopium