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public LocationGreenwich, UK
Sunrise: 4:58 
Transit: 13:04 
Sunset: 21:09
sunny   (Daytime)   What's Visible Now?
All Constellations » Andromeda » 


Above the horizon.  Circumpolar today
Altitude: 9.2°   Azimuth: 21.0°   Direction: North-North-East

HR104 is a main-sequence star of spectral class A2 in the constellation of Andromeda.

HR104 visual magnitude is 5.17. Because of its faintness, HR104 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.

HR104 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere.

Image of HR104 star
DSS2 image of HR104. The red arrow shows the motion of HR104 during the next 10000 years (14.83 arcmin in Right Ascension and -2.67 arcmin in declination);

Apparent Coordinates

00h 29m 33s
+44° 31’ 47”
13h 57m 20s

J2000 Coordinates

00h 28m 13s
+44° 23’ 39”

Galactic Coordinates


Finder Chart

Finder chart HR104 star
Simplified finder chart for HR104.

Magnitude, Color, Spectral Class



The red dot in the diagram below shows where HR104 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR104. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR104 is distant 264.61 light years from the Sun and it is moving far from the Sun at the speed of 2 kilometers per second.

81.17 pc
264.61 ly
2 km/s
0.089 arcsec/y
-0.016 "/y

Alternative Designations


Visibility from Your Location

HR104 is circumpolar and transits at 05:01 UTC (altitude: 82.9°)