Your guide to the Solar System and the night sky
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🌎  Greenwich, United Kingdom [change]

HR7767

HR7767 is a multiple main-sequence star in the constellation of Cygnus.

HR7767 visual magnitude is 5.84. Because of its reltive faintness, HR7767 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 HR7767:

5.84
Main-sequence
HR7767 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 43°.

Celestial coordinates and finder chart of HR7767

HR7767 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 HR7767 are provided in the following table:

20h 18m 06s
+40° 43’ 55”
78.1°
2.78°
Cygnus

The simplified sky map below shows the position of HR7767 in the sky:

Finder chart HR7767 star
Simplified finder chart for HR7767.

Visibility of HR7767 from your location

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

HR7767 is circumpolar and transits at 01:29 UTC (altitude: 79.3°)

Digitized Sky Survey image of HR7767

The image below is a photograph of HR7767 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 HR7767 is 0.001 arcsec per year in Right Ascension and -0.003 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR7767 star
DSS2 image of HR7767. The red arrow shows the motion of HR7767 during the next 100000 years (1.67 arcmin in Right Ascension and -5.00 arcmin in declination);

Distance of HR7767 from the Sun and relative movement

HR7767 is distant 1,552.38 light years from the Sun and it is moving towards the Sun at the speed of 7 kilometers per second.

476.19 pc
1,552.38 ly
-7 km/s
0.001 arcsec/year
-0.003 arcsec/year

Spectral properties of HR7767

HR7767 belongs to spectral class O9 and has a luminosity class of V corresponding to a main-sequence star.

-2.55
O9V
9028K

The red dot in the diagram below shows where HR7767 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7767. Attribution: Richard Powell / CC BY-SA

HR7767 star system properties

HR7767 is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the HR7767 double sysyem:

5.84
8.34
2.5
2.6 arcsec

Alternative designations of HR7767

SAO49438
SAO49438