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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 5:12 
Transit: 13:06 
Sunset: 20:59
sunny   (Daytime)   What's Visible Now?
All Constellations » Ursa Major » 

HR4545

Above the horizon.  Rise: 7:06 | Tran: 16:44 | Set: 2:27
Alt: 2.56°   Az: 34.42°   Direction: North-East

HR4545 is a double star of spectral class A in the constellation of Ursa Major.

HR4545 visual magnitude is 6.27. Because of its faintness, HR4545 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 HR4545 star
DSS2 image of HR4545. The red arrow shows the motion of HR4545 during the next 10000 years (-3.50 arcmin in Right Ascension and 3.17 arcmin in declination);

Celestial Coordinates

Apparent

11h 52m 25s
+33° 14’ 18”
14h 49m 52s
02h 42m 17s

J2000

11h 51m 09s
+33° 22’ 30”

Galactic Coordinates

183.62°
75.58°

Finder Chart

Finder chart HR4545 star
Simplified finder chart for HR4545.

Magnitude, Color, Spectral Class

6.27
HR4545 is also a so called metallic star.

2.27
A
7337K

The red dot in the diagram below shows where HR4545 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4545. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR4545 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR4545 double sysyem:

6.27
8.77
2.5
46.6 arcsec

Distance, Radial Speed, Proper Motion

HR4545 is distant 205.42 light years from the Sun and it is moving far from the Sun at the speed of 2 kilometers per second.

63.01
205.42
2 km/s
-0.021 arcsec/y
0.019"/y

Alternative Designations

SAO62731
SAO62731

Visibility from Your Location

Today's HR4545 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 56.8°
Max altitude: 71.8°
Azimuth: 303.2°