Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]
🌅 Sunrise: 5:59  ☀️ Transit: 12:05  🌅 Sunset: 18:13

HR5240

HR5240 is a giant star in the constellation of Apus.

HR5240 visual magnitude is 6.09. Because of its reltive faintness, HR5240 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 HR5240:

6.09
Giant
HR5240 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR5240

HR5240 is situated close to the southern celestial pole and, as such, it is easilty visible for most part of the year from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR5240 are provided in the following table:

14h 00m 32s
-78° 35’ 24”
306.44°
-16.19°
Apus

The simplified sky map below shows the position of HR5240 in the sky:

Finder chart HR5240 star
Simplified finder chart for HR5240.

Visibility of HR5240 from your location

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

HR5240 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR5240

The image below is a photograph of HR5240 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 HR5240 is -0.021 arcsec per year in Right Ascension and -0.005 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR5240 star
DSS2 image of HR5240. The red arrow shows the motion of HR5240 during the next 10000 years (-3.50 arcmin in Right Ascension and -0.83 arcmin in declination);

Distance of HR5240 from the Sun and relative movement

HR5240 is distant 727.68 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.

223.21 pc
727.68 ly
6 km/s
-0.021 arcsec/year
-0.005 arcsec/year

Spectral properties of HR5240

HR5240 belongs to spectral class B9 and has a luminosity class of III corresponding to a giant star.

-0.65
B9III
9766K

The red dot in the diagram below shows where HR5240 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5240. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR5240

SAO257107
SAO257107