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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 5:14 
Transit: 13:06 
Sunset: 20:58
wb_twilight   (Nautical Twilight)   What's Visible Now?
All Constellations » Sagittarius » 

HR7398

Above the horizon.  Rise: 20:58 | Tran: 0:18 | Set: 3:42
Alt: 0.48°   Az: 222.45°   Direction: South-West

HR7398 is a double giant star of spectral class K3 in the constellation of Sagittarius.

HR7398 visual magnitude is 5.52. Because of its faintness, HR7398 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.

Image of HR7398 star
DSS2 image of HR7398. The red arrow shows the motion of HR7398 during the next 10000 years (5.67 arcmin in Right Ascension and -6.83 arcmin in declination);

Celestial Coordinates

Apparent

19h 31m 23s
-26° 55’ 58”
03h 16m 47s
22h 48m 10s

J2000

19h 29m 52s
-26° 59’ 08”

Galactic Coordinates

12°
-19.83°

Finder Chart

Finder chart HR7398 star
Simplified finder chart for HR7398.

Magnitude, Color, Spectral Class

5.52
Giant

1.06
K3III
4472K

The red dot in the diagram below shows where HR7398 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7398. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR7398 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR7398 double sysyem:

5.52
9.02
3.5
7.6 arcsec

Distance, Radial Speed, Proper Motion

HR7398 is distant 253.70 light years from the Sun and it is moving towards the Sun at the speed of 31 kilometers per second.

77.82
253.70
-31 km/s
0.034 arcsec/y
-0.041"/y

Alternative Designations

SAO188192
SAO188192
Wo 9657 A

Visibility from Your Location

Today's HR7398 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 116.9°
Max altitude: 11.6°
Azimuth: 243.1°