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: 6:49  
clear_day Transit: 12:50  
SunsetSet: 18:50 south
sleep NighttimeWhat's Visible Now
All Constellations » Leo » 


Altitude: -16.2°   Azimuth: 338.3°   Direction: North-North-West

HR4197 is a main-sequence star in the constellation of Leo.

HR4197 visual magnitude is 6.27. Because of its reltive faintness, HR4197 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 HR4197:


HR4197 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -16.2°
Azimuth: 338.3°
Direction: North-North-West

Celestial coordinates and finder chart of HR4197

HR4197 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4197 are provided in the following table:

10h 44m 14s
+19° 45’ 30”

The simplified sky map below shows the position of HR4197 in the sky:

Finder chart HR4197 star
Simplified finder chart for HR4197.

Visibility of HR4197 from your location

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

Today's HR4197 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 70.2°
Max altitude: 58.3°
Azimuth: 289.8°

Digitized Sky Survey image of HR4197

The image below is a photograph of HR4197 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 HR4197 is -0.116 arcsec per year in Right Ascension and -0.026 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR4197 star
DSS2 image of HR4197. The red arrow shows the motion of HR4197 during the next 1000 years (-1.93 arcmin in Right Ascension and -0.43 arcmin in declination);

Distance of HR4197 from the Sun and relative movement

HR4197 is distant 212.10 light years from the Sun and it is moving far from the Sun at the speed of 5 kilometers per second.

65.06 pc
212.10 ly
5 km/s
-0.116 arcsec/year
-0.026 arcsec/year

Spectral properties of HR4197

HR4197 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 HR4197 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4197. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4197