Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]
🌅 Sunrise: 6:48  ☀️ Transit: 13:04  🌅 Sunset: 19:21


HR2458 is a giant star in the constellation of Monoceros.

HR2458 visual magnitude is 6.11. Because of its reltive faintness, HR2458 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 HR2458:

HR2458 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR2458

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. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR2458 are provided in the following table:

06h 41m 17s
+11° 00’ 11”

The simplified sky map below shows the position of HR2458 in the sky:

Finder chart HR2458 star
Simplified finder chart for HR2458.

Visibility of HR2458 from your location

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

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

Azimuth: 79.0°
Max altitude: 49.5°
Azimuth: 281.0°
HR2458 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2458

The image below is a photograph of HR2458 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 HR2458 is -0.002 arcsec per year in Right Ascension and 0.009 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

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);

Distance of HR2458 from the Sun and relative movement

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/year
0.009 arcsec/year

Spectral properties of HR2458

HR2458 belongs to spectral class M1 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR2458 is situated in the Hertzsprung–Russell diagram.

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

Alternative designations of HR2458