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public LocationGreenwich, United Kingdom
TimezoneEurope/London
Sunrise: 5:05 
Transit: 12:55 
Sunset: 20:45
sunny   (Daytime)   What's Visible Now?

HR7509

Altitude: 37.1°   Azimuth: 315.1°   Direction: North-West

HR7509 is a variable giant star in the constellation of Cygnus.

HR7509 visual magnitude is 6.48. Because of its reltive faintness, HR7509 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 HR7509 is 0.013 arcsec per year in Right Ascension and -0.039 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR7509 star
DSS2 image of HR7509. The red arrow shows the motion of HR7509 during the next 10000 years (2.17 arcmin in Right Ascension and -6.50 arcmin in declination);

Key facts about HR7509

6.48
Giant

HR7509 is above the horizon from Greenwich, United Kingdom.

Altitude: 37.1°
Azimuth: 315.1°
Direction: North-West

Celestial coordinates and finder chart of HR7509

HR7509 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 HR7509 are provided in the following table:

19h 42m 04s
+55° 27’ 47”
87.93°
15.37°
Cygnus

The simplified sky map below shows the position of HR7509 in the sky:

Finder chart HR7509 star
Simplified finder chart for HR7509.

Visibility of HR7509 from your location

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

HR7509 is circumpolar and transits at 04:00 UTC (altitude: 86.0°)

Distance of HR7509 from the Sun and relative movement

HR7509 is distant 767.06 light years from the Sun and it is moving towards the Sun at the speed of 28 kilometers per second.

235.29 pc
767.06 ly
-28 km/s
0.013 arcsec/year
-0.039 arcsec/year

Spectral properties of HR7509

HR7509 belongs to spectral class M5 and has a luminosity class of III corresponding to a giant star.

-0.38
M5III
3635K

The red dot in the diagram below shows where HR7509 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7509. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7509

SAO31906
SAO31906