Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:46  
clear_day Transit: 12:56  
SunsetSet: 21:07 south
sunny DaytimeWhat's Visible Now
All Constellations » Cygnus » 

HR8182

Altitude: 15.4°   Azimuth: 299.6°   Direction: West-North-West

HR8182 is a giant star in the constellation of Cygnus.

HR8182 visual magnitude is 6.05. Because of its reltive faintness, HR8182 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR8182:

6.05
Giant

HR8182 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 15.4°
Azimuth: 299.6°
Direction: West-North-West

Celestial coordinates and finder chart of HR8182

HR8182 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 HR8182 are provided in the following table:

21h 22m 41s
+30° 18’ 34”
78.29°
-13.94°
Cygnus

The simplified sky map below shows the position of HR8182 in the sky:

Finder chart HR8182 star
Simplified finder chart for HR8182.

Visibility of HR8182 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 HR8182 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: 59.7°
Max altitude: 68.8°
Azimuth: 300.3°
HR8182 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR8182

The image below is a photograph of HR8182 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of HR8182 is 0.015 arcsec per year in Right Ascension and 0.004 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR8182 star
DSS2 image of HR8182. The red arrow shows the motion of HR8182 during the next 10000 years (2.50 arcmin in Right Ascension and 0.67 arcmin in declination);

Distance of HR8182 from the Sun and relative movement

HR8182 is distant 374.28 light years from the Sun and it is moving towards the Sun at the speed of 25 kilometers per second.

114.81 pc
374.28 ly
-25 km/s
0.015 arcsec/year
0.004 arcsec/year

Spectral properties of HR8182

HR8182 belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.

0.75
K1III
4559K

The red dot in the diagram below shows where HR8182 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8182. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8182

SAO71259
SAO71259