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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: 6:35  
clear_day Transit: 12:10  
SunsetSet: 17:45
sunny DaytimeWhat's Visible Now?
All Constellations » Pegasus » 

HR8839

Altitude: 46.9°   Azimuth: 247.4°   Direction: West-South-West

HR8839 is a giant star in the constellation of Pegasus.

HR8839 visual magnitude is 6.36. Because of its reltive faintness, HR8839 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 HR8839 is 0.114 arcsec per year in Right Ascension and 0.007 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR8839 star
DSS2 image of HR8839. The red arrow shows the motion of HR8839 during the next 1000 years (1.90 arcmin in Right Ascension and 0.12 arcmin in declination);

Key facts about HR8839

6.36
Giant

HR8839 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 46.9°
Azimuth: 247.4°
Direction: West-South-West

Celestial coordinates and finder chart of HR8839

HR8839 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR8839 are provided in the following table:

23h 14m 36s
+24° 06’ 11”
96.2°
-33.69°
Pegasus

The simplified sky map below shows the position of HR8839 in the sky:

Finder chart HR8839 star
Simplified finder chart for HR8839.

Visibility of HR8839 from your location

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

Today's HR8839 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 65.9°
Max altitude: 62.6°
Azimuth: 294.1°

Distance of HR8839 from the Sun and relative movement

HR8839 is distant 503.86 light years from the Sun and it is moving towards the Sun at the speed of 27 kilometers per second.

154.56 pc
503.86 ly
-27 km/s
0.114 arcsec/year
0.007 arcsec/year

Spectral properties of HR8839

HR8839 belongs to spectral class K2 and has a luminosity class of III corresponding to a giant star.

0.41
K2III
10125K

The red dot in the diagram below shows where HR8839 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8839. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8839

SAO91113
SAO91113