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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
SunriseRise: 6:44  
clear_day Transit: 12:10  
SunsetSet: 17:38
sunny DaytimeWhat's Visible Now?
All Constellations » Scorpius » 


Altitude: -38.5°   Azimuth: 258.8°   Direction: West

HR6653 is a giant star in the constellation of Scorpius.

HR6653 visual magnitude is 6.03. Because of its reltive faintness, HR6653 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 HR6653 is 0.046 arcsec per year in Right Ascension and -0.047 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6653 star
DSS2 image of HR6653. The red arrow shows the motion of HR6653 during the next 10000 years (7.67 arcmin in Right Ascension and -7.83 arcmin in declination);

Key facts about HR6653


HR6653 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -38.5°
Azimuth: 258.8°
Direction: West

Celestial coordinates and finder chart of HR6653

HR6653 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 HR6653 are provided in the following table:

17h 52m 57s
-35° 37’ 27”

The simplified sky map below shows the position of HR6653 in the sky:

Finder chart HR6653 star
Simplified finder chart for HR6653.

Visibility of HR6653 from your location

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

Today's HR6653 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 125.6°
Max altitude: 2.9°
Azimuth: 234.4°

Distance of HR6653 from the Sun and relative movement

HR6653 is distant 209.38 light years from the Sun and it is moving towards the Sun at the speed of 21 kilometers per second.

64.23 pc
209.38 ly
-21 km/s
0.046 arcsec/year
-0.047 arcsec/year

Spectral properties of HR6653

HR6653 belongs to spectral class F2 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR6653 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6653. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6653