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: 7:00  
clear_day Transit: 12:48  
SunsetSet: 18:34 south
sleep NighttimeWhat's Visible Now
All Constellations » Hydra » 


Altitude: -59.7°   Azimuth: 312.4°   Direction: North-West

HR4860 is a giant star in the constellation of Hydra.

HR4860 visual magnitude is 5.66. Because of its reltive faintness, HR4860 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 HR4860:


HR4860 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -59.7°
Azimuth: 312.4°
Direction: North-West

Celestial coordinates and finder chart of HR4860

HR4860 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4860 are provided in the following table:

12h 48m 26s
-27° 35’ 51”

The simplified sky map below shows the position of HR4860 in the sky:

Finder chart HR4860 star
Simplified finder chart for HR4860.

Visibility of HR4860 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 HR4860 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: 117.6°
Max altitude: 10.9°
Azimuth: 242.4°

Digitized Sky Survey image of HR4860

The image below is a photograph of HR4860 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 HR4860 is -0.139 arcsec per year in Right Ascension and -0.063 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR4860 star
DSS2 image of HR4860. The red arrow shows the motion of HR4860 during the next 1000 years (-2.32 arcmin in Right Ascension and -1.05 arcmin in declination);

Distance of HR4860 from the Sun and relative movement

HR4860 is distant 303.82 light years from the Sun and it is moving towards the Sun at the speed of 10 kilometers per second.

93.20 pc
303.82 ly
-10 km/s
-0.139 arcsec/year
-0.063 arcsec/year

Spectral properties of HR4860

HR4860 belongs to spectral class G5 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR4860 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4860. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4860