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: 7:02  
clear_day Transit: 12:47  
SunsetSet: 18:32 south
sunny DaytimeWhat's Visible Now
All Constellations » Hydra » 


Altitude: -23.1°   Azimuth: 104.6°   Direction: East-South-East

HR5399 is a sub-giant star in the constellation of Hydra.

HR5399 visual magnitude is 6.48. Because of its reltive faintness, HR5399 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 HR5399:


HR5399 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -23.1°
Azimuth: 104.6°
Direction: East-South-East

Celestial coordinates and finder chart of HR5399

HR5399 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR5399 are provided in the following table:

14h 25m 47s
-26° 51’ 08”

The simplified sky map below shows the position of HR5399 in the sky:

Finder chart HR5399 star
Simplified finder chart for HR5399.

Visibility of HR5399 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 HR5399 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: 116.9°
Max altitude: 11.7°
Azimuth: 243.1°

Digitized Sky Survey image of HR5399

The image below is a photograph of HR5399 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 HR5399 is -0.019 arcsec per year in Right Ascension and -0.061 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR5399 star
DSS2 image of HR5399. The red arrow shows the motion of HR5399 during the next 10000 years (-3.17 arcmin in Right Ascension and -10.17 arcmin in declination);

Distance of HR5399 from the Sun and relative movement

HR5399 is distant 250.96 light years from the Sun and it is moving far from the Sun at the speed of 7 kilometers per second.

76.98 pc
250.96 ly
7 km/s
-0.019 arcsec/year
-0.061 arcsec/year

Spectral properties of HR5399

HR5399 belongs to spectral class G7 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR5399 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5399. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR5399