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: 4:45  
clear_day Transit: 12:57  
SunsetSet: 21:10 south
sunny DaytimeWhat's Visible Now
All Constellations » Columba » 


Altitude: -5.1°   Azimuth: 217.6°   Direction: South-West

HR2288 is a variable main-sequence star in the constellation of Columba.

HR2288 visual magnitude is 5.53. Because of its reltive faintness, HR2288 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 HR2288:


HR2288 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -5.1°
Azimuth: 217.6°
Direction: South-West

Celestial coordinates and finder chart of HR2288

HR2288 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 HR2288 are provided in the following table:

06h 20m 36s
-34° 08’ 38”

The simplified sky map below shows the position of HR2288 in the sky:

Finder chart HR2288 star
Simplified finder chart for HR2288.

Visibility of HR2288 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 HR2288 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: 124.1°
Max altitude: 4.4°
Azimuth: 235.9°
HR2288 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2288

The image below is a photograph of HR2288 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 HR2288 is 0.005 arcsec per year in Right Ascension and 0.028 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2288 star
DSS2 image of HR2288. The red arrow shows the motion of HR2288 during the next 10000 years (0.83 arcmin in Right Ascension and 4.67 arcmin in declination);

Distance of HR2288 from the Sun and relative movement

HR2288 is distant 2,012.35 light years from the Sun and it is moving far from the Sun at the speed of 54 kilometers per second.

617.28 pc
2,012.35 ly
54 km/s
0.005 arcsec/year
0.028 arcsec/year

Spectral properties of HR2288

HR2288 belongs to spectral class B1 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR2288 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR2288. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2288