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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
SunriseRise: 6:04  
clear_day Transit: 12:06  
SunsetSet: 18:09
sleep NighttimeWhat's Visible Now?
All Constellations » Columba » 

HR2399

Altitude: -49.4°   Azimuth: 267.5°   Direction: West

HR2399 is a giant star in the constellation of Columba.

HR2399 visual magnitude is 5.24. Because of its reltive faintness, HR2399 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR2399 is 0.065 arcsec per year in Right Ascension and -0.077 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2399 star
DSS2 image of HR2399. The red arrow shows the motion of HR2399 during the next 10000 years (10.83 arcmin in Right Ascension and -12.83 arcmin in declination);

Key facts about HR2399

5.24
Giant

HR2399 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -49.4°
Azimuth: 267.5°
Direction: West

Celestial coordinates and finder chart of HR2399

HR2399 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 HR2399 are provided in the following table:

06h 32m 21s
-37° 41’ 48”
246.04°
-19.72°
Columba

The simplified sky map below shows the position of HR2399 in the sky:

Finder chart HR2399 star
Simplified finder chart for HR2399.

Visibility of HR2399 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 HR2399 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: 127.7°
Max altitude: 0.8°
Azimuth: 232.3°

Distance of HR2399 from the Sun and relative movement

HR2399 is distant 272.80 light years from the Sun and it is moving far from the Sun at the speed of 39 kilometers per second.

83.68 pc
272.80 ly
39 km/s
0.065 arcsec/year
-0.077 arcsec/year

Spectral properties of HR2399

HR2399 belongs to spectral class G8 and has a luminosity class of III corresponding to a giant star.

0.63
G8III
4743K

The red dot in the diagram below shows where HR2399 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2399. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2399

SAO196917
SAO196917