HR7998

Below the horizon. Rise: 0:54 | Tran: 6:22 | Set: 11:46

Alt: -43.14° Az: 336.51° Direction: North-North-West

HR7998 is a sub-giant star of spectral class F1 in the constellation of Aquarius.

HR7998 visual magnitude is 6.44. Because of its faintness, HR7998 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 HR7998. The red arrow shows the motion of HR7998 during the next 10000 years (5.50 arcmin in Right Ascension and -4.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 20h 55m 19s

Declination -06° 47’ 31”

Hour Angle 10h 51m 52s

Sidereal Time 07h 47m 12s

J2000

Right Ascension 20h 53m 58s

Declination -06° 53’ 22”

Galactic Coordinates

Galactic Longitude 41.19°

Galactic Latitude -30.33°

Finder Chart

Loading map...

Finder chart for HR7998.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.44

Class Sub-giant

Absolute magnitude 2.20

Spectral Type F1IV

Color Index (B-V) 0.37

Temperature 7044K

The red dot in the diagram below shows where HR7998 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7998. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR7998 is distant 229.90 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.

Distance (parsec) 70.52

Distance (light year) 229.90

Radial Speed -8 km/s

Proper Motion RA 0.033 arcsec/y

Proper Motion Dec -0.027"/y

Alternative Designations

Henry Draper Catalogue HD198949

SAO Catalogue SAO144915

Hipparcos Catalogue HIP103154

Durchmusterung Catalogue BD-07 5433

Visibility from Your Location

Today's HR7998 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 96.8° RISE 0:54

Max altitude: 31.7° TRANSIT 6:22

Azimuth: 263.2° SET 11:46

Set Location

Other stars in Aquarius