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public LocationGreenwich, UK
Sunrise: 5:07 
Transit: 13:06 
Sunset: 21:04
wb_twilight   (Civil Twilight)   What's Visible Now?
All Constellations » Eridanus » 


Above the horizon.  Rise: 4:10 | Tran: 8:29 | Set: 12:48
Alt: 2.16°   Az: 123.81°   Direction: South-East

HR997 is a double hypergiant star of spectral class F0 in the constellation of Eridanus.

HR997 visual magnitude is 5.71. Because of its faintness, HR997 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.

HR997 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year.

Image of HR997 star
DSS2 image of HR997. The red arrow shows the motion of HR997 during the next 1000 years (2.27 arcmin in Right Ascension and -0.88 arcmin in declination);

Celestial Coordinates


03h 19m 48s
-18° 28’ 17”
19h 55m 37s
23h 15m 25s


03h 18m 41s
-18° 33’ 34”

Galactic Coordinates


Finder Chart

Finder chart HR997 star
Simplified finder chart for HR997.

Magnitude, Color, Spectral Class



The red dot in the diagram below shows where HR997 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR997. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR997 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 HR997 double sysyem:

7.2 arcsec

Distance, Radial Speed, Proper Motion

HR997 is distant 119.28 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

36.59 pc
119.28 ly
18 km/s
0.136 arcsec/y
-0.053 "/y

Alternative Designations


Visibility from Your Location

Today's HR997 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 108.5°
Max altitude: 20.0°
Azimuth: 251.5°