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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: 5:41  
clear_day Transit: 12:03  
SunsetSet: 18:26
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All Constellations » Norma » 

HR5900

Altitude: -67.1°   Azimuth: 232.7°   Direction: South-West

HR5900 is a variable and double bright giant star in the constellation of Norma.

HR5900 visual magnitude is 5.77. Because of its reltive faintness, HR5900 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 HR5900 is -0.052 arcsec per year in Right Ascension and -0.075 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR5900 star
DSS2 image of HR5900. The red arrow shows the motion of HR5900 during the next 10000 years (-8.67 arcmin in Right Ascension and -12.50 arcmin in declination);

Key facts about HR5900

5.77
Bright giant

HR5900 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -67.1°
Azimuth: 232.7°
Direction: South-West

Celestial coordinates and finder chart of HR5900

HR5900 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 HR5900 are provided in the following table:

15h 55m 32s
-60° 10’ 40”
323.99°
-5.06°
Norma

The simplified sky map below shows the position of HR5900 in the sky:

Finder chart HR5900 star
Simplified finder chart for HR5900.

Visibility of HR5900 from your location

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

HR5900 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR5900 from the Sun and relative movement

HR5900 is distant 170.77 light years from the Sun

52.38 pc
170.77 ly
-0.052 arcsec/year
-0.075 arcsec/year

Spectral properties of HR5900

HR5900 belongs to spectral class G5 and has a luminosity class of II corresponding to a bright giant star.

2.17
G5II
7158K

The red dot in the diagram below shows where HR5900 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5900. Attribution: Richard Powell / CC BY-SA

HR5900 star system properties

HR5900 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR5900 double sysyem:

5.77
8.77
3
3.9 arcsec

Alternative designations of HR5900

SAO253349
SAO253349