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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: 7:41  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
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All Constellations » Canes Venatici » 

La Superba - HR4846

Altitude: 44.8°   Azimuth: 291.4°   Direction: West-North-West

La Superba, also designated as , is a variable supergiant star in the constellation of Canes Venatici.

La Superba visual magnitude is 4.99. Because of its moderate brightness, La Superba should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about La Superba:


La Superba - HR4846 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 44.8°
Azimuth: 291.4°
Direction: West-North-West

Celestial coordinates and finder chart of La Superba

La Superba 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 La Superba are provided in the following table:

12h 45m 07s
+45° 26’ 25”
Canes Venatici

The simplified sky map below shows the position of La Superba in the sky:

Finder chart La Superba - HR4846 star
Simplified finder chart for La Superba - HR4846.

Visibility of La Superba from your location

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

La Superba - HR4846 is circumpolar and transits at 08:05 UTC (altitude: 84.0°)

Digitized Sky Survey image of La Superba

The image below is a photograph of La Superba 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 La Superba is -0.001 arcsec per year in Right Ascension and 0.015 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of La Superba - HR4846 star
DSS2 image of La Superba. The red arrow shows the motion of La Superba during the next 10000 years (-0.17 arcmin in Right Ascension and 2.50 arcmin in declination);

Distance of La Superba from the Sun and relative movement

La Superba is distant 710.24 light years from the Sun and it is moving far from the Sun at the speed of 12 kilometers per second.

217.86 pc
710.24 ly
12 km/s
-0.001 arcsec/year
0.015 arcsec/year

Spectral properties of La Superba

La Superba belongs to spectral class C7 and has a luminosity class of I corresponding to a supergiant star.


The red dot in the diagram below shows where La Superba is situated in the Hertzsprungā€“Russell diagram.

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

Alternative designations of La Superba

La Superba