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
wb_twilight Astronomical TwilightWhat's Visible Now?
All Constellations » Scorpius » 

HR6164

Altitude: -4.5°   Azimuth: 175.4°   Direction: South

HR6164 is a variable supergiant star in the constellation of Scorpius.

HR6164 visual magnitude is 5.47. Because of its reltive faintness, HR6164 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 HR6164 is -0.006 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 HR6164 star
DSS2 image of HR6164. The red arrow shows the motion of HR6164 during the next 100000 years (-10.00 arcmin in Right Ascension and -15.00 arcmin in declination);

Key facts about HR6164

5.47
Supergiant

HR6164 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -4.5°
Azimuth: 175.4°
Direction: South

Celestial coordinates and finder chart of HR6164

HR6164 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 HR6164 are provided in the following table:

16h 36m 22s
-42° 51’ 32”
340.54°
3.01°
Scorpius

The simplified sky map below shows the position of HR6164 in the sky:

Finder chart HR6164 star
Simplified finder chart for HR6164.

Visibility of HR6164 from your location

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

HR6164 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR6164 from the Sun and relative movement

HR6164 is distant 3,046.73 light years from the Sun and it is moving towards the Sun at the speed of 36 kilometers per second.

934.58 pc
3,046.73 ly
-36 km/s
-0.006 arcsec/year
-0.009 arcsec/year

Spectral properties of HR6164

HR6164 belongs to spectral class O9 and has a luminosity class of I corresponding to a supergiant star.

-4.38
O9I
6880K

The red dot in the diagram below shows where HR6164 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6164. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6164

SAO226953
SAO226953