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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:10 
Transit: 12:13 
Sunset: 17:18
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All Constellations » Cetus » 

HR547

Below the horizon.  Rise: 11:33 | Tran: 16:02 | Set: 20:31
Alt: -34.15°   Az: 73.08°   Direction: East-North-East

HR547 is a variable hypergiant star of spectral class F0 in the constellation of Cetus.

HR547 visual magnitude is 5.8. Because of its faintness, HR547 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 HR547 star
DSS2 image of HR547. The red arrow shows the motion of HR547 during the next 10000 years (7.00 arcmin in Right Ascension and -8.83 arcmin in declination);

Celestial Coordinates

Apparent

01h 54m 04s
-16° 48’ 21”
15h 43m 12s
17h 37m 16s

J2000

01h 52m 52s
-16° 55’ 45”

Galactic Coordinates

180.42°
-72.52°

Finder Chart

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  Loading map...
Finder chart for HR547.

Magnitude, Color, Spectral Class

5.8
Hypergiant

0.77
F0III
7658K

The red dot in the diagram below shows where HR547 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR547. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR547 is distant 330.29 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.

101.32
330.29
-4 km/s
0.042 arcsec/y
-0.053"/y

Alternative Designations

SAO148078
SAO148078

Visibility from Your Location

Today's HR547 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 106.8°
Max altitude: 21.7°
Azimuth: 253.2°