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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: 5:43  
clear_day Transit: 12:56  
SunsetSet: 20:10
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All Constellations » Telescopium » 

HR7621

Altitude: -26.1°   Azimuth: 137.8°   Direction: South-East

HR7621 is a hypergiant star in the constellation of Telescopium.

HR7621 visual magnitude is 6.17. Because of its reltive faintness, HR7621 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 HR7621 is -0.082 arcsec per year in Right Ascension and -0.006 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR7621 star
DSS2 image of HR7621. The red arrow shows the motion of HR7621 during the next 10000 years (-13.67 arcmin in Right Ascension and -1.00 arcmin in declination);

Key facts about HR7621

6.17
Hypergiant

HR7621 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -26.1°
Azimuth: 137.8°
Direction: South-East

Celestial coordinates and finder chart of HR7621

HR7621 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 HR7621 are provided in the following table:

20h 00m 25s
-49° 21’ 03”
349.59°
-31.19°
Telescopium

The simplified sky map below shows the position of HR7621 in the sky:

Finder chart HR7621 star
Simplified finder chart for HR7621.

Visibility of HR7621 from your location

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

HR7621 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR7621 from the Sun and relative movement

HR7621 is distant 301.85 light years from the Sun and it is moving far from the Sun at the speed of 67 kilometers per second.

92.59 pc
301.85 ly
67 km/s
-0.082 arcsec/year
-0.006 arcsec/year

Spectral properties of HR7621

HR7621 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.

1.34
K0III
4603K

The red dot in the diagram below shows where HR7621 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7621. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7621

SAO229973
SAO229973