We use cookies to deliver essential features and to measure their performance. Learn more.
Help us keep TheSkyLive 100% free & ads-free, donate now!
Home
Search Objects
Major Solar System Objects
Comets
Asteroids
Spacecrafts
Star Maps
Orbits
public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:08 
Transit: 12:13 
Sunset: 17:20
sleep   (Nighttime)  
What's Visible Now • Tonight Timeline
Search  close
All Constellations » Cygnus » 

HR7888

Below the horizon.  Rise: 23:03 | Tran: 10:43 | Set: 22:20
Alt: -0.10°   Az: 359.67°   Direction: North

HR7888 is a hypergiant star of spectral class K0 in the constellation of Cygnus.

HR7888 visual magnitude is 6.2. Because of its faintness, HR7888 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Image of HR7888 star
DSS2 image of HR7888. The red arrow shows the motion of HR7888 during the next 10000 years (1.67 arcmin in Right Ascension and -7.17 arcmin in declination);

Celestial Coordinates

Apparent

20h 38m 20s
+38° 25’ 03”
11h 58m 18s
08h 36m 39s

J2000

20h 37m 23s
+38° 19’ 42”

Galactic Coordinates

78.31°
-1.64°

Finder Chart

loader
  Loading map...
Finder chart for HR7888.

Magnitude, Color, Spectral Class

6.2
Hypergiant

1.18
K0III
4767K

The red dot in the diagram below shows where HR7888 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7888. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR7888 is distant 328.30 light years from the Sun and it is moving towards the Sun at the speed of 37 kilometers per second.

100.70
328.30
-37 km/s
0.01 arcsec/y
-0.043"/y

Alternative Designations

SAO70288
SAO70288

Visibility from Your Location

Today's HR7888 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 51.6°
Max altitude: 76.9°
Azimuth: 308.4°