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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: 6:48  
clear_day Transit: 12:11  
SunsetSet: 17:34
sunny DaytimeWhat's Visible Now?
All Constellations » Lacerta » 

HR8661

Altitude: 43.7°   Azimuth: 55.8°   Direction: North-East

HR8661 is a star in the constellation of Lacerta.

HR8661 visual magnitude is 6.55. Because of its reltive faintness, HR8661 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 HR8661 is -0.001 arcsec per year in Right Ascension and 0.012 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR8661 star
DSS2 image of HR8661. The red arrow shows the motion of HR8661 during the next 10000 years (-0.17 arcmin in Right Ascension and 2.00 arcmin in declination);

Key facts about HR8661

6.55

HR8661 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 43.7°
Azimuth: 55.8°
Direction: North-East

Celestial coordinates and finder chart of HR8661

HR8661 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 HR8661 are provided in the following table:

22h 44m 49s
+52° 31’ 01”
104.21°
-5.69°
Lacerta

The simplified sky map below shows the position of HR8661 in the sky:

Finder chart HR8661 star
Simplified finder chart for HR8661.

Visibility of HR8661 from your location

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

HR8661 is circumpolar and transits at 12:13 UTC (altitude: 89.0°)

Distance of HR8661 from the Sun and relative movement

HR8661 is distant 953.22 light years from the Sun and it is moving far from the Sun at the speed of 5 kilometers per second.

292.40 pc
953.22 ly
5 km/s
-0.001 arcsec/year
0.012 arcsec/year

Spectral properties of HR8661

HR8661 belongs to spectral class K2

-0.78
K2
10125K

The red dot in the diagram below shows where HR8661 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR8661. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8661

SAO34757
SAO34757