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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 5:41  
clear_day Transit: 12:56  
SunsetSet: 20:12
sunny DaytimeWhat's Visible Now?
All Constellations » Andromeda » 

HR8902

Altitude: 58.6°   Azimuth: 268.2°   Direction: West

HR8902 is a giant star in the constellation of Andromeda.

HR8902 visual magnitude is 6.72. Because of its reltive faintness, HR8902 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR8902 is 0.015 arcsec per year in Right Ascension and -0.009 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR8902 star
DSS2 image of HR8902. The red arrow shows the motion of HR8902 during the next 10000 years (2.50 arcmin in Right Ascension and -1.50 arcmin in declination);

Key facts about HR8902

6.72
Giant

HR8902 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 58.6°
Azimuth: 268.2°
Direction: West

Celestial coordinates and finder chart of HR8902

HR8902 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR8902 are provided in the following table:

23h 24m 34s
+41° 06’ 46”
105.8°
-18.85°
Andromeda

The simplified sky map below shows the position of HR8902 in the sky:

Finder chart HR8902 star
Simplified finder chart for HR8902.

Visibility of HR8902 from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

HR8902 is circumpolar and transits at 09:05 UTC (altitude: 79.6°)

Distance of HR8902 from the Sun and relative movement

HR8902 is distant 2,546.88 light years from the Sun and it is moving towards the Sun at the speed of 3 kilometers per second.

781.25 pc
2,546.88 ly
-3 km/s
0.015 arcsec/year
-0.009 arcsec/year

Spectral properties of HR8902

HR8902 belongs to spectral class B8 and has a luminosity class of III corresponding to a giant star.

-2.74
B8III
9434K

The red dot in the diagram below shows where HR8902 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8902. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8902

SAO52987
SAO52987