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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
north SunriseRise: 7:51  
clear_day Transit: 11:50  
SunsetSet: 15:49 south
sleep NighttimeWhat's Visible Now?
All Constellations » Apus » 


Altitude: -54.5°   Azimuth: 205.4°   Direction: South-South-West

HR6373 is a hypergiant star in the constellation of Apus.

HR6373 visual magnitude is 6.25. Because of its reltive faintness, HR6373 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 HR6373:


HR6373 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -54.5°
Azimuth: 205.4°
Direction: South-South-West

Celestial coordinates and finder chart of HR6373

HR6373 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 HR6373 are provided in the following table:

17h 16m 35s
-74° 31’ 59”

The simplified sky map below shows the position of HR6373 in the sky:

Finder chart HR6373 star
Simplified finder chart for HR6373.

Visibility of HR6373 from your location

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

HR6373 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR6373

The image below is a photograph of HR6373 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 HR6373 is -0.027 arcsec per year in Right Ascension and -0.058 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6373 star
DSS2 image of HR6373. The red arrow shows the motion of HR6373 during the next 10000 years (-4.50 arcmin in Right Ascension and -9.67 arcmin in declination);

Distance of HR6373 from the Sun and relative movement

HR6373 is distant 324.06 light years from the Sun

99.40 pc
324.06 ly
-0.027 arcsec/year
-0.058 arcsec/year

Spectral properties of HR6373

HR6373 belongs to spectral class A0 and has a luminosity class of V corresponding to a hypergiant star.


The red dot in the diagram below shows where HR6373 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR6373. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6373