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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
SunriseRise: 6:48  
clear_day Transit: 12:11  
SunsetSet: 17:34
wb_twilight Nautical TwilightWhat's Visible Now?
All Constellations » Monoceros » 


Altitude: -35.5°   Azimuth: 306.3°   Direction: North-West

HR2798 is a star in the constellation of Monoceros.

HR2798 visual magnitude is 6.55. Because of its reltive faintness, HR2798 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR2798 is 0.036 arcsec per year in Right Ascension and -0.156 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR2798 star
DSS2 image of HR2798. The red arrow shows the motion of HR2798 during the next 1000 years (0.60 arcmin in Right Ascension and -2.60 arcmin in declination);

Key facts about HR2798


HR2798 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -35.5°
Azimuth: 306.3°
Direction: North-West

Celestial coordinates and finder chart of HR2798

HR2798 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 HR2798 are provided in the following table:

07h 21m 16s
-08° 52’ 41”

The simplified sky map below shows the position of HR2798 in the sky:

Finder chart HR2798 star
Simplified finder chart for HR2798.

Visibility of HR2798 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 HR2798 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: 98.9°
Max altitude: 29.6°
Azimuth: 261.1°

Distance of HR2798 from the Sun and relative movement

HR2798 is distant 124.24 light years from the Sun and it is moving towards the Sun at the speed of 7 kilometers per second.

38.11 pc
124.24 ly
-7 km/s
0.036 arcsec/year
-0.156 arcsec/year

Spectral properties of HR2798

HR2798 belongs to spectral class F5


The red dot in the diagram below shows where HR2798 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR2798. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2798