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public LocationGreenwich, United Kingdom
Sunrise: 4:42 
Transit: 12:58 
Sunset: 21:15
sunny   (Daytime)   What's Visible Now?


Below the horizon.  Rise: 20:20 | Tran: 3:16 | Set: 10:09
Altitude: -27.6°   Azimuth: 7.4°   Direction: North

HR7542 is a supergiant star of spectral class F8 in the constellation of Aquila.

HR7542 visual magnitude is 6.44. Because of its faintness, HR7542 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Celestial coordinates and finder chart of HR7542

Finder chart HR7542 star
Simplified finder chart for HR7542.

HR7542 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 HR7542 are provided in the following table:

19h 48m 30s
+10° 41’ 39”
Image of HR7542 star
DSS2 image of HR7542. The red arrow shows the motion of HR7542 during the next 100000 years (-11.67 arcmin in Right Ascension and -1.67 arcmin in declination);

Key facts about HR7542


and has a luminosity class of I corresponding to a supergiant star.


The red dot in the diagram below shows where HR7542 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7542. Attribution: Richard Powell / CC BY-SA

Distance of HR7542 from the Sun and relative movement

HR7542 is distant 1,762.16 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

540.54 pc
1,762.16 ly
-5 km/s
-0.007 arcsec/year
-0.001 arcsec/year

Alternative designations of HR7542


Visibility of HR7542 from your location

Today's HR7542 rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):

Azimuth: 79.3°
Max altitude: 49.2°
Azimuth: 280.7°