Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]

HR4164

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 skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR4164:

5.08
Giant
HR4164 is below the horizon from Greenwich, United Kingdom [change].

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 emisphere. 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”
286.57°
-1.05°
Carina

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

HR4164 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR4164

The image below is a photograph of HR4164 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 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);

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.

0.50
K1III
4348K

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

SAO238242
SAO238242