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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: 7:41  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
wb_twilight Nautical TwilightWhat's Visible Now?
All Constellations » Hercules » 


Altitude: 30.6°   Azimuth: 52.2°   Direction: North-East

HR6674 is a hypergiant star in the constellation of Hercules.

HR6674 visual magnitude is 6.38. Because of its reltive faintness, HR6674 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 HR6674:


HR6674 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 30.6°
Azimuth: 52.2°
Direction: North-East

Celestial coordinates and finder chart of HR6674

HR6674 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR6674 are provided in the following table:

17h 52m 00s
+46° 38’ 35”

The simplified sky map below shows the position of HR6674 in the sky:

Finder chart HR6674 star
Simplified finder chart for HR6674.

Visibility of HR6674 from your location

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

HR6674 is circumpolar and transits at 13:11 UTC (altitude: 85.2°)

Digitized Sky Survey image of HR6674

The image below is a photograph of HR6674 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 HR6674 is 0.039 arcsec per year in Right Ascension and -0.122 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR6674 star
DSS2 image of HR6674. The red arrow shows the motion of HR6674 during the next 1000 years (0.65 arcmin in Right Ascension and -2.03 arcmin in declination);

Distance of HR6674 from the Sun and relative movement

HR6674 is distant 350.16 light years from the Sun and it is moving towards the Sun at the speed of 28 kilometers per second.

107.41 pc
350.16 ly
-28 km/s
0.039 arcsec/year
-0.122 arcsec/year

Spectral properties of HR6674

HR6674 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.


The red dot in the diagram below shows where HR6674 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6674. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6674