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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 » Lacerta » 

HR8487

Altitude: 56.8°   Azimuth: 80.3°   Direction: East

HR8487 is a hypergiant star in the constellation of Lacerta.

HR8487 visual magnitude is 5.53. Because of its reltive faintness, HR8487 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 HR8487 is 0.081 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 HR8487 star
DSS2 image of HR8487. The red arrow shows the motion of HR8487 during the next 10000 years (13.50 arcmin in Right Ascension and 1.50 arcmin in declination);

Key facts about HR8487

5.53
Hypergiant

HR8487 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 56.8°
Azimuth: 80.3°
Direction: East

Celestial coordinates and finder chart of HR8487

HR8487 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 HR8487 are provided in the following table:

22h 13m 49s
+45° 26’ 26”
96.12°
-9.07°
Lacerta

The simplified sky map below shows the position of HR8487 in the sky:

Finder chart HR8487 star
Simplified finder chart for HR8487.

Visibility of HR8487 from your location

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

HR8487 is circumpolar and transits at 11:19 UTC (altitude: 84.0°)

Distance of HR8487 from the Sun and relative movement

HR8487 is distant 250.77 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

76.92 pc
250.77 ly
-9 km/s
0.081 arcsec/year
0.009 arcsec/year

Spectral properties of HR8487

HR8487 belongs to spectral class A0 and has a luminosity class of III corresponding to a hypergiant star.

1.10
A0III
9652K

The red dot in the diagram below shows where HR8487 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR8487. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8487

SAO51783
SAO51783