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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 5:11 
Transit: 13:06 
Sunset: 21:00
sunny   (Daytime)   What's Visible Now?
All Constellations » Hydra » 

HR5166

Below the horizon.  Rise: 15:11 | Tran: 18:42 | Set: 22:12
Alt: -55.31°   Az: 53.50°   Direction: North-East

HR5166 is a hypergiant star of spectral class K0 in the constellation of Hydra.

HR5166 visual magnitude is 6.21. Because of its faintness, HR5166 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 HR5166 star
DSS2 image of HR5166. The red arrow shows the motion of HR5166 during the next 10000 years (-8.83 arcmin in Right Ascension and -2.67 arcmin in declination);

Celestial Coordinates

Apparent

13h 46m 08s
-25° 37’ 23”
14h 01m 57s
03h 48m 05s

J2000

13h 44m 45s
-25° 30’ 02”

Galactic Coordinates

317.81°
35.83°

Finder Chart

Finder chart HR5166 star
Simplified finder chart for HR5166.

Magnitude, Color, Spectral Class

6.21
Hypergiant

-0.47
K0
3983K

The red dot in the diagram below shows where HR5166 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5166. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR5166 is distant 705.63 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.

216.45
705.63
6 km/s
-0.053 arcsec/y
-0.016"/y

Alternative Designations

SAO181921
SAO181921

Visibility from Your Location

Today's HR5166 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 115.6°
Max altitude: 12.9°
Azimuth: 244.4°