We use cookies to deliver essential features and to measure their performance. By using this site you accept our Privacy Policies.
A Complete Guide to the Solar System and the Night Sky
Donate Now! Help keep this site free and ads-free!
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:04  
clear_day Transit: 12:06  
SunsetSet: 18:09
sunny DaytimeWhat's Visible Now?
All Constellations » Scorpius » 

HR6558

Altitude: -20.4°   Azimuth: 225.7°   Direction: South-West

HR6558 is a main-sequence star in the constellation of Scorpius.

HR6558 visual magnitude is 6.1. Because of its reltive faintness, HR6558 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 HR6558 is 0.002 arcsec per year in Right Ascension and -0.041 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6558 star
DSS2 image of HR6558. The red arrow shows the motion of HR6558 during the next 10000 years (0.33 arcmin in Right Ascension and -6.83 arcmin in declination);

Key facts about HR6558

6.1
Main-sequence

HR6558 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -20.4°
Azimuth: 225.7°
Direction: South-West

Celestial coordinates and finder chart of HR6558

HR6558 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 HR6558 are provided in the following table:

17h 38m 08s
-42° 52’ 50”
347.32°
-6.04°
Scorpius

The simplified sky map below shows the position of HR6558 in the sky:

Finder chart HR6558 star
Simplified finder chart for HR6558.

Visibility of HR6558 from your location

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

HR6558 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR6558 from the Sun and relative movement

HR6558 is distant 692.14 light years from the Sun and it is moving far from the Sun at the speed of 13 kilometers per second.

212.31 pc
692.14 ly
13 km/s
0.002 arcsec/year
-0.041 arcsec/year

Spectral properties of HR6558

HR6558 belongs to spectral class B8 and has a luminosity class of V corresponding to a main-sequence star.

-0.53
B8V
10941K

The red dot in the diagram below shows where HR6558 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6558. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6558

SAO228220
SAO228220