Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:55  
clear_day Transit: 12:49  
SunsetSet: 18:41 south
sunny DaytimeWhat's Visible Now
All Constellations » Aquila » 


Altitude: 18.9°   Azimuth: 110.1°   Direction: East-South-East

HR7438 is a sub-giant star in the constellation of Aquila.

HR7438 visual magnitude is 6.38. Because of its reltive faintness, HR7438 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 HR7438:


HR7438 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 18.9°
Azimuth: 110.1°
Direction: East-South-East

Celestial coordinates and finder chart of HR7438

HR7438 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 HR7438 are provided in the following table:

19h 35m 25s
+02° 54’ 47”

The simplified sky map below shows the position of HR7438 in the sky:

Finder chart HR7438 star
Simplified finder chart for HR7438.

Visibility of HR7438 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 HR7438 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: 87.1°
Max altitude: 41.4°
Azimuth: 272.9°

Digitized Sky Survey image of HR7438

The image below is a photograph of HR7438 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 HR7438 is 0.019 arcsec per year in Right Ascension and 0.045 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR7438 star
DSS2 image of HR7438. The red arrow shows the motion of HR7438 during the next 10000 years (3.17 arcmin in Right Ascension and 7.50 arcmin in declination);

Distance of HR7438 from the Sun and relative movement

HR7438 is distant 137.03 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.

42.03 pc
137.03 ly
4 km/s
0.019 arcsec/year
0.045 arcsec/year

Spectral properties of HR7438

HR7438 belongs to spectral class F6 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR7438 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7438. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7438