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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:14 
Transit: 11:44 
Sunset: 16:13
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All Constellations » Musca » 

HR4645

Below the horizon.  Never rises today
Alt: -68.68°   Az: 159.86°   Direction: South-South-East

HR4645 is a variable supergiant star of spectral class F6 in the constellation of Musca.

HR4645 visual magnitude is 6.17. Because of its faintness, HR4645 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 HR4645 star
DSS2 image of HR4645. The red arrow shows the motion of HR4645 during the next 10000 years (-3.67 arcmin in Right Ascension and -1.50 arcmin in declination);

Celestial Coordinates

Apparent

12h 14m 08s
-70° 17’ 24”
13h 27m 08s
01h 41m 17s

J2000

12h 12m 46s
-70° 09’ 06”

Galactic Coordinates

299.64°
-7.53°

Finder Chart

Finder chart HR4645 star
Simplified finder chart for HR4645.

Magnitude, Color, Spectral Class

6.17
Supergiant

-2.32
F6I
5163K

The red dot in the diagram below shows where HR4645 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR4645. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR4645 is distant 1,630.00 light years from the Sun and it is moving far from the Sun at the speed of 11 kilometers per second.

500.00
1,630.00
11 km/s
-0.022 arcsec/y
-0.009"/y

Alternative Designations

SAO251791
SAO251791

Visibility from Your Location

HR4645 is currently not visible from Greenwich, UK