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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: 7:40  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
sleep NighttimeWhat's Visible Now?
All Constellations » Ursa Major » 


Altitude: 23.7°   Azimuth: 1.3°   Direction: North

HR4974 is a double main-sequence star in the constellation of Ursa Major.

HR4974 visual magnitude is 6.54. Because of its reltive faintness, HR4974 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 HR4974:


HR4974 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 23.7°
Azimuth: 1.3°
Direction: North

Celestial coordinates and finder chart of HR4974

HR4974 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4974 are provided in the following table:

13h 09m 50s
+62° 13’ 45”
Ursa Major

The simplified sky map below shows the position of HR4974 in the sky:

Finder chart HR4974 star
Simplified finder chart for HR4974.

Visibility of HR4974 from your location

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

HR4974 is circumpolar and transits at 08:33 UTC (altitude: 79.3°)

Digitized Sky Survey image of HR4974

The image below is a photograph of HR4974 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 HR4974 is -0.03 arcsec per year in Right Ascension and -0.008 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4974 star
DSS2 image of HR4974. The red arrow shows the motion of HR4974 during the next 10000 years (-5.00 arcmin in Right Ascension and -1.33 arcmin in declination);

Distance of HR4974 from the Sun and relative movement

HR4974 is distant 722.84 light years from the Sun and it is moving towards the Sun at the speed of 17 kilometers per second.

221.73 pc
722.84 ly
-17 km/s
-0.03 arcsec/year
-0.008 arcsec/year

Spectral properties of HR4974

HR4974 belongs to spectral class A1 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR4974 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4974. Attribution: Richard Powell / CC BY-SA

HR4974 star system properties

HR4974 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR4974 double sysyem:

107.8 arcsec

Alternative designations of HR4974