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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: 6:57  
clear_day Transit: 12:11  
SunsetSet: 17:27
sunny DaytimeWhat's Visible Now?
All Constellations » Cygnus » 

HR8259

Altitude: 67.1°   Azimuth: 74.7°   Direction: East-North-East

HR8259 is a giant star in the constellation of Cygnus.

HR8259 visual magnitude is 6.15. Because of its reltive faintness, HR8259 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 HR8259 is 0.007 arcsec per year in Right Ascension and 0 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR8259 star
DSS2 image of HR8259. The red arrow shows the motion of HR8259 during the next 100000 years (11.67 arcmin in Right Ascension and 0.00 arcmin in declination);

Key facts about HR8259

6.15
Giant

HR8259 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 67.1°
Azimuth: 74.7°
Direction: East-North-East

Celestial coordinates and finder chart of HR8259

HR8259 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 HR8259 are provided in the following table:

21h 34m 27s
+51° 41’ 53”
94.93°
-0.13°
Cygnus

The simplified sky map below shows the position of HR8259 in the sky:

Finder chart HR8259 star
Simplified finder chart for HR8259.

Visibility of HR8259 from your location

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

HR8259 is circumpolar and transits at 11:19 UTC (altitude: 89.8°)

Distance of HR8259 from the Sun and relative movement

HR8259 is distant 1,630.00 light years from the Sun and it is moving towards the Sun at the speed of 22 kilometers per second.

500.00 pc
1,630.00 ly
-22 km/s
0.007 arcsec/year

Spectral properties of HR8259

HR8259 belongs to spectral class B9 and has a luminosity class of III corresponding to a giant star.

-2.34
B9III
9882K

The red dot in the diagram below shows where HR8259 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8259. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8259

SAO33540
SAO33540