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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
sunny DaytimeWhat's Visible Now?
All Constellations » Scutum » 

HR6940

Altitude: -35.4°   Azimuth: 314.1°   Direction: North-West

HR6940 is a bright giant star in the constellation of Scutum.

HR6940 visual magnitude is 6.28. Because of its reltive faintness, HR6940 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 HR6940 is 0.004 arcsec per year in Right Ascension and -0.018 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6940 star
DSS2 image of HR6940. The red arrow shows the motion of HR6940 during the next 10000 years (0.67 arcmin in Right Ascension and -3.00 arcmin in declination);

Key facts about HR6940

6.28
Bright giant

HR6940 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -35.4°
Azimuth: 314.1°
Direction: North-West

Celestial coordinates and finder chart of HR6940

HR6940 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR6940 are provided in the following table:

18h 30m 14s
-05° 43’ 27”
25.42°
2.08°
Scutum

The simplified sky map below shows the position of HR6940 in the sky:

Finder chart HR6940 star
Simplified finder chart for HR6940.

Visibility of HR6940 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 HR6940 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: 95.7°
Max altitude: 32.8°
Azimuth: 264.3°

Distance of HR6940 from the Sun and relative movement

HR6940 is distant 579.04 light years from the Sun and it is moving far from the Sun at the speed of 27 kilometers per second.

177.62 pc
579.04 ly
27 km/s
0.004 arcsec/year
-0.018 arcsec/year

Spectral properties of HR6940

HR6940 belongs to spectral class G8 and has a luminosity class of II corresponding to a bright giant star.

0.03
G8II
4866K

The red dot in the diagram below shows where HR6940 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR6940. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6940

SAO142353
SAO142353