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public LocationGreenwich, UK
Sunrise: 5:07 
Transit: 13:06 
Sunset: 21:04
wb_twilight   (Astronomical Twilight)   What's Visible Now?
All Constellations » Monoceros » 


Below the horizon.  Rise: 4:57 | Tran: 11:51 | Set: 18:45
Alt: -15.73°   Az: 47.82°   Direction: North-East

HR2458 is a giant star of spectral class M1 in the constellation of Monoceros.

HR2458 visual magnitude is 6.11. Because of its faintness, HR2458 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

HR2458 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year.

Image of HR2458 star
DSS2 image of HR2458. The red arrow shows the motion of HR2458 during the next 100000 years (-3.33 arcmin in Right Ascension and 15.00 arcmin in declination);

Celestial Coordinates


06h 42m 38s
+10° 58’ 42”
15h 06m 25s
21h 49m 04s


06h 41m 17s
+11° 00’ 11”

Galactic Coordinates


Finder Chart

Finder chart HR2458 star
Simplified finder chart for HR2458.

Magnitude, Color, Spectral Class



The red dot in the diagram below shows where HR2458 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR2458. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR2458 is distant 2,546.88 light years from the Sun and it is moving far from the Sun at the speed of 16 kilometers per second.

781.25 pc
2,546.88 ly
16 km/s
-0.002 arcsec/y
0.009 "/y

Alternative Designations


Visibility from Your Location

Today's HR2458 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 79.0°
Max altitude: 49.5°
Azimuth: 281.0°