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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: 7:38  
clear_day Transit: 11:46  
SunsetSet: 15:54 south
wb_twilight Astronomical TwilightWhat's Visible Now?
All Constellations » Ophiuchus » 


Altitude: -5.9°   Azimuth: 58.1°   Direction: East-North-East

HR6784 is a star in the constellation of Ophiuchus.

HR6784 visual magnitude is 6.37. Because of its reltive faintness, HR6784 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 HR6784:


HR6784 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -5.9°
Azimuth: 58.1°
Direction: East-North-East

Celestial coordinates and finder chart of HR6784

HR6784 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 HR6784 are provided in the following table:

18h 08m 33s
+14° 17’ 04”

The simplified sky map below shows the position of HR6784 in the sky:

Finder chart HR6784 star
Simplified finder chart for HR6784.

Visibility of HR6784 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 HR6784 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: 75.7°
Max altitude: 52.8°
Azimuth: 284.3°

Digitized Sky Survey image of HR6784

The image below is a photograph of HR6784 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 HR6784 is -0.005 arcsec per year in Right Ascension and 0.004 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR6784 star
DSS2 image of HR6784. The red arrow shows the motion of HR6784 during the next 100000 years (-8.33 arcmin in Right Ascension and 6.67 arcmin in declination);

Distance of HR6784 from the Sun and relative movement

HR6784 is distant 531.81 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

163.13 pc
531.81 ly
-9 km/s
-0.005 arcsec/year
0.004 arcsec/year

Spectral properties of HR6784

HR6784 belongs to spectral class A5


The red dot in the diagram below shows where HR6784 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6784. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6784