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
Your support keeps us free & ad-free » Donate
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:35  
clear_day Transit: 12:10  
SunsetSet: 17:45
sunny DaytimeWhat's Visible Now?
All Constellations » Carina » 


Altitude: -65.8°   Azimuth: 125.6°   Direction: South-East

HR4164 is a variable giant star in the constellation of Carina.

HR4164 visual magnitude is 5.08. Because of its reltive faintness, HR4164 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 HR4164 is -0.059 arcsec per year in Right Ascension and -0.053 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4164 star
DSS2 image of HR4164. The red arrow shows the motion of HR4164 during the next 10000 years (-9.83 arcmin in Right Ascension and -8.83 arcmin in declination);

Key facts about HR4164


HR4164 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -65.8°
Azimuth: 125.6°
Direction: South-East

Celestial coordinates and finder chart of HR4164

HR4164 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 HR4164 are provided in the following table:

10h 36m 20s
-59° 33’ 52”

The simplified sky map below shows the position of HR4164 in the sky:

Finder chart HR4164 star
Simplified finder chart for HR4164.

Visibility of HR4164 from your location

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

HR4164 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR4164 from the Sun and relative movement

HR4164 is distant 268.53 light years from the Sun and it is moving towards the Sun at the speed of 13 kilometers per second.

82.37 pc
268.53 ly
-13 km/s
-0.059 arcsec/year
-0.053 arcsec/year

Spectral properties of HR4164

HR4164 belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR4164 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4164. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4164