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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: 7:47  
clear_day Transit: 11:49  
SunsetSet: 15:50 south
sleep NighttimeWhat's Visible Now?
All Constellations » Cygnus » 

HR7523

Altitude: 41.2°   Azimuth: 287.0°   Direction: West-North-West

HR7523 is a variable giant star in the constellation of Cygnus.

HR7523 visual magnitude is 6.34. Because of its reltive faintness, HR7523 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 HR7523:

6.34
Giant

HR7523 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 41.2°
Azimuth: 287.0°
Direction: West-North-West

Celestial coordinates and finder chart of HR7523

HR7523 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 HR7523 are provided in the following table:

19h 44m 48s
+40° 43’ 00”
74.77°
8.15°
Cygnus

The simplified sky map below shows the position of HR7523 in the sky:

Finder chart HR7523 star
Simplified finder chart for HR7523.

Visibility of HR7523 from your location

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

HR7523 is circumpolar and transits at 14:48 UTC (altitude: 79.2°)

Digitized Sky Survey image of HR7523

The image below is a photograph of HR7523 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 HR7523 is -0.064 arcsec per year in Right Ascension and -0.023 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR7523 star
DSS2 image of HR7523. The red arrow shows the motion of HR7523 during the next 10000 years (-10.67 arcmin in Right Ascension and -3.83 arcmin in declination);

Distance of HR7523 from the Sun and relative movement

HR7523 is distant 905.56 light years from the Sun and it is moving towards the Sun at the speed of 97 kilometers per second.

277.78 pc
905.56 ly
-97 km/s
-0.064 arcsec/year
-0.023 arcsec/year

Spectral properties of HR7523

HR7523 belongs to spectral class M4 and has a luminosity class of III corresponding to a giant star.

-0.88
M4III
3594K

The red dot in the diagram below shows where HR7523 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7523. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7523

SAO48789
SAO48789