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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: 6:59  
clear_day Transit: 12:12  
SunsetSet: 17:25
sleep NighttimeWhat's Visible Now?
All Constellations » Puppis » 


Altitude: -37.9°   Azimuth: 257.0°   Direction: West-South-West

HR2558 is a main-sequence star in the constellation of Puppis.

HR2558 visual magnitude is 5.96. Because of its reltive faintness, HR2558 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The proper motion of HR2558 is -0.048 arcsec per year in Right Ascension and -0.064 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2558 star
DSS2 image of HR2558. The red arrow shows the motion of HR2558 during the next 10000 years (-8.00 arcmin in Right Ascension and -10.67 arcmin in declination);

Key facts about HR2558


HR2558 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -37.9°
Azimuth: 257.0°
Direction: West-South-West

Celestial coordinates and finder chart of HR2558

HR2558 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 HR2558 are provided in the following table:

06h 51m 42s
-36° 13’ 49”

The simplified sky map below shows the position of HR2558 in the sky:

Finder chart HR2558 star
Simplified finder chart for HR2558.

Visibility of HR2558 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 HR2558 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: 126.2°
Max altitude: 2.3°
Azimuth: 233.8°

Distance of HR2558 from the Sun and relative movement

HR2558 is distant 179.71 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.

55.13 pc
179.71 ly
4 km/s
-0.048 arcsec/year
-0.064 arcsec/year

Spectral properties of HR2558

HR2558 belongs to spectral class A3 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR2558 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR2558. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2558