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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 4:59 
Transit: 13:04 
Sunset: 21:08
sunny   (Daytime)   What's Visible Now?
All Constellations » Ursa Major » 

HR4345

Above the horizon.  Rise: 6:27 | Tran: 16:41 | Set: 3:00
Alt: 58.33°   Az: 104.63°   Direction: East-South-East

HR4345 is a multiple hypergiant star of spectral class G0 in the constellation of Ursa Major.

HR4345 visual magnitude is 6.41. Because of its faintness, HR4345 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.

HR4345 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere.

Image of HR4345 star
DSS2 image of HR4345. The red arrow shows the motion of HR4345 during the next 1000 years (-4.52 arcmin in Right Ascension and -2.83 arcmin in declination);

Celestial Coordinates

Apparent

11h 13m 52s
+35° 40’ 47”
21h 25m 08s

J2000

11h 12m 32s
+35° 48’ 48”

Galactic Coordinates

184.33°
67.28°

Finder Chart

Finder chart HR4345 star
Simplified finder chart for HR4345.

Magnitude, Color, Spectral Class

6.41
Hypergiant

4.73
G0V
5929K

The red dot in the diagram below shows where HR4345 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4345. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR4345 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR4345 double sysyem:

6.41
8.01
1.6
138.7 arcsec

Distance, Radial Speed, Proper Motion

HR4345 is distant 70.81 light years from the Sun and it is moving towards the Sun at the speed of 3 kilometers per second.

21.72 pc
70.81 ly
-3 km/s
-0.271 arcsec/y
-0.17 "/y

Alternative Designations

SAO62451
SAO62451

Visibility from Your Location

Today's HR4345 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 54.3°
Max altitude: 74.2°
Azimuth: 305.7°