Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:55  
clear_day Transit: 12:49  
SunsetSet: 18:41 south
sleep NighttimeWhat's Visible Now
All Constellations » Auriga » 


Altitude: 50.7°   Azimuth: 62.8°   Direction: East-North-East

HR2045 is a main-sequence star in the constellation of Auriga.

HR2045 visual magnitude is 6.49. Because of its reltive faintness, HR2045 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR2045:


HR2045 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 50.7°
Azimuth: 62.8°
Direction: East-North-East

Celestial coordinates and finder chart of HR2045

HR2045 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 HR2045 are provided in the following table:

05h 56m 14s
+51° 48’ 14”

The simplified sky map below shows the position of HR2045 in the sky:

Finder chart HR2045 star
Simplified finder chart for HR2045.

Visibility of HR2045 from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

HR2045 is circumpolar and transits at 05:25 UTC (altitude: 89.7°)

Digitized Sky Survey image of HR2045

The image below is a photograph of HR2045 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of HR2045 is -0.009 arcsec per year in Right Ascension and -0.008 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR2045 star
DSS2 image of HR2045. The red arrow shows the motion of HR2045 during the next 100000 years (-15.00 arcmin in Right Ascension and -13.33 arcmin in declination);

Distance of HR2045 from the Sun and relative movement

HR2045 is distant 869.33 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

266.67 pc
869.33 ly
-12 km/s
-0.009 arcsec/year
-0.008 arcsec/year

Spectral properties of HR2045

HR2045 belongs to spectral class A5 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR2045 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2045. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2045