Your Guide to the Solar System and the Night Sky
Donate now! You'll help cover server costs, enhance the site and keep it ad-free.
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:47  
clear_day Transit: 12:56  
SunsetSet: 21:06 south
sunny DaytimeWhat's Visible Now
All Constellations » Leo » 


HR4048 is a hypergiant star in the constellation of Leo.

HR4048 visual magnitude is 6.4. Because of its reltive faintness, HR4048 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 HR4048:

HR4048 is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 0°.

Celestial coordinates and finder chart of HR4048

HR4048 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 HR4048 are provided in the following table:

10h 19m 00s
+24° 42’ 42”

The simplified sky map below shows the position of HR4048 in the sky:

Finder chart HR4048 star
Simplified finder chart for HR4048.

Visibility of HR4048 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 HR4048 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: 65.3°
Max altitude: 63.2°
Azimuth: 294.7°
HR4048 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR4048

The image below is a photograph of HR4048 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 HR4048 is -0.047 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 HR4048 star
DSS2 image of HR4048. The red arrow shows the motion of HR4048 during the next 10000 years (-7.83 arcmin in Right Ascension and -1.33 arcmin in declination);

Distance of HR4048 from the Sun and relative movement

HR4048 is distant 1,172.66 light years from the Sun

359.71 pc
1,172.66 ly
-0.047 arcsec/year
-0.008 arcsec/year

Spectral properties of HR4048

HR4048 belongs to spectral class K0


The red dot in the diagram below shows where HR4048 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4048. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4048