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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:47  
clear_day Transit: 11:49  
SunsetSet: 15:50 south
sleep NighttimeWhat's Visible Now?
All Constellations » Ursa Major » 


Altitude: 20.3°   Azimuth: 19.8°   Direction: North-North-East

HR4500 is a star in the constellation of Ursa Major.

HR4500 visual magnitude is 6.27. Because of its reltive faintness, HR4500 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 HR4500:


HR4500 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 20.3°
Azimuth: 19.8°
Direction: North-North-East

Celestial coordinates and finder chart of HR4500

HR4500 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 HR4500 are provided in the following table:

11h 41m 43s
+55° 10’ 20”
Ursa Major

The simplified sky map below shows the position of HR4500 in the sky:

Finder chart HR4500 star
Simplified finder chart for HR4500.

Visibility of HR4500 from your location

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

HR4500 is circumpolar and transits at 06:46 UTC (altitude: 86.3°)

Digitized Sky Survey image of HR4500

The image below is a photograph of HR4500 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 HR4500 is -0.015 arcsec per year in Right Ascension and 0.023 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4500 star
DSS2 image of HR4500. The red arrow shows the motion of HR4500 during the next 10000 years (-2.50 arcmin in Right Ascension and 3.83 arcmin in declination);

Distance of HR4500 from the Sun and relative movement

HR4500 is distant 1,006.17 light years from the Sun and it is moving towards the Sun at the speed of 7 kilometers per second.

308.64 pc
1,006.17 ly
-7 km/s
-0.015 arcsec/year
0.023 arcsec/year

Spectral properties of HR4500

HR4500 belongs to spectral class K5


The red dot in the diagram below shows where HR4500 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4500. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4500