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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: 6:59  
clear_day Transit: 12:12  
SunsetSet: 17:25
sunny DaytimeWhat's Visible Now?
All Constellations » Piscis Austrinus » 


Altitude: 1.9°   Azimuth: 149.5°   Direction: South-South-East

HR8623 is a variable giant star in the constellation of Piscis Austrinus.

HR8623 visual magnitude is 5.87. Because of its reltive faintness, HR8623 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The proper motion of HR8623 is -0.103 arcsec per year in Right Ascension and -0.209 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR8623 star
DSS2 image of HR8623. The red arrow shows the motion of HR8623 during the next 1000 years (-1.72 arcmin in Right Ascension and -3.48 arcmin in declination);

Key facts about HR8623


HR8623 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 1.9°
Azimuth: 149.5°
Direction: South-South-East

Celestial coordinates and finder chart of HR8623

HR8623 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR8623 are provided in the following table:

22h 40m 22s
-30° 39’ 32”
Piscis Austrinus

The simplified sky map below shows the position of HR8623 in the sky:

Finder chart HR8623 star
Simplified finder chart for HR8623.

Visibility of HR8623 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 HR8623 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: 120.7°
Max altitude: 7.9°
Azimuth: 239.3°

Distance of HR8623 from the Sun and relative movement

HR8623 is distant 641.73 light years from the Sun and it is moving far from the Sun at the speed of 79 kilometers per second.

196.85 pc
641.73 ly
79 km/s
-0.103 arcsec/year
-0.209 arcsec/year

Spectral properties of HR8623

HR8623 belongs to spectral class K3 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR8623 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR8623. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8623