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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: 6:42  
clear_day Transit: 12:10  
SunsetSet: 17:40
sunny DaytimeWhat's Visible Now?
All Constellations » Lacerta » 

HR8688

Altitude: 71.9°   Azimuth: 295.9°   Direction: West-North-West

HR8688 is a giant star in the constellation of Lacerta.

HR8688 visual magnitude is 5.43. Because of its reltive faintness, HR8688 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 HR8688 is 0.083 arcsec per year in Right Ascension and 0.043 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR8688 star
DSS2 image of HR8688. The red arrow shows the motion of HR8688 during the next 10000 years (13.83 arcmin in Right Ascension and 7.17 arcmin in declination);

Key facts about HR8688

5.43
Giant

HR8688 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 71.9°
Azimuth: 295.9°
Direction: West-North-West

Celestial coordinates and finder chart of HR8688

HR8688 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 HR8688 are provided in the following table:

22h 49m 46s
+55° 54’ 10”
106.42°
-3.02°
Lacerta

The simplified sky map below shows the position of HR8688 in the sky:

Finder chart HR8688 star
Simplified finder chart for HR8688.

Visibility of HR8688 from your location

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

HR8688 is circumpolar and transits at 12:06 UTC (altitude: 85.6°)

Distance of HR8688 from the Sun and relative movement

HR8688 is distant 371.30 light years from the Sun and it is moving towards the Sun at the speed of 36 kilometers per second.

113.90 pc
371.30 ly
-36 km/s
0.083 arcsec/year
0.043 arcsec/year

Spectral properties of HR8688

HR8688 belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.

0.15
K1III
4368K

The red dot in the diagram below shows where HR8688 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR8688. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8688

SAO34858
SAO34858