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public LocationGreenwich, UK
Sunrise: 4:57 
Transit: 13:04 
Sunset: 21:10
sunny   (Daytime)   What's Visible Now?
All Constellations » Auriga » 


Above the horizon.  Rise: 2:20 | Tran: 11:18 | Set: 20:16
Altitude: 47.1°   Azimuth: 259.0°   Direction: West

HR1945 is a double sub-giant star of spectral class B8 in the constellation of Auriga.

HR1945 visual magnitude is 6.43. Because of its faintness, HR1945 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.

Celestial coordinates and finder chart of HR1945

Finder chart HR1945 star
Simplified finder chart for HR1945.

HR1945 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR1945 are provided in the following table:

05h 41m 21s
+29° 29’ 15”
Image of HR1945 star
DSS2 image of HR1945. The red arrow shows the motion of HR1945 during the next 10000 years (3.17 arcmin in Right Ascension and -4.83 arcmin in declination);

Key facts about HR1945


and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR1945 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1945. Attribution: Richard Powell / CC BY-SA

HR1945 star system properties

HR1945 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR1945 double sysyem:

26.1 arcsec

Distance of HR1945 from the Sun and relative movement

HR1945 is distant 502.31 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

154.08 pc
502.31 ly
18 km/s
0.019 arcsec/year
-0.029 arcsec/year

Alternative designations of HR1945


Visibility of HR1945 from your location

Today's HR1945 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 60.5°
Max altitude: 68.0°
Azimuth: 299.5°