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: 4:50  
clear_day Transit: 12:56  
SunsetSet: 21:03 south
wb_twilight Astronomical TwilightWhat's Visible Now
All Constellations » Columba » 

HR1915

HR1915 is a giant star in the constellation of Columba.

HR1915 visual magnitude is 6.26. Because of its reltive faintness, HR1915 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 HR1915:

6.26
Giant
HR1915 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR1915

HR1915 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 HR1915 are provided in the following table:

05h 36m 10s
-28° 42’ 28”
232.71°
-28.09°
Columba

The simplified sky map below shows the position of HR1915 in the sky:

Finder chart HR1915 star
Simplified finder chart for HR1915.

Visibility of HR1915 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 HR1915 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: 118.7°
Max altitude: 9.8°
Azimuth: 241.3°
HR1915 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR1915

The image below is a photograph of HR1915 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 HR1915 is 0.023 arcsec per year in Right Ascension and 0 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR1915 star
DSS2 image of HR1915. The red arrow shows the motion of HR1915 during the next 10000 years (3.83 arcmin in Right Ascension and 0.00 arcmin in declination);

Distance of HR1915 from the Sun and relative movement

HR1915 is distant 184.39 light years from the Sun and it is moving far from the Sun at the speed of 22 kilometers per second.

56.56 pc
184.39 ly
22 km/s
0.023 arcsec/year

Spectral properties of HR1915

HR1915 belongs to spectral class A2 and has a luminosity class of III corresponding to a giant star.

2.50
A2III
8748K

The red dot in the diagram below shows where HR1915 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1915. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1915

SAO170587
SAO170587