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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
north SunriseRise: 7:48  
clear_day Transit: 11:49  
SunsetSet: 15:50 south
wb_twilight Astronomical TwilightWhat's Visible Now?
All Constellations » Orion » 


Altitude: -11.8°   Azimuth: 72.8°   Direction: East-North-East

HR1988 is a main-sequence star in the constellation of Orion.

HR1988 visual magnitude is 5.95. Because of its reltive faintness, HR1988 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 HR1988:


HR1988 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -11.8°
Azimuth: 72.8°
Direction: East-North-East

Celestial coordinates and finder chart of HR1988

HR1988 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR1988 are provided in the following table:

05h 46m 35s
+01° 10’ 05”

The simplified sky map below shows the position of HR1988 in the sky:

Finder chart HR1988 star
Simplified finder chart for HR1988.

Visibility of HR1988 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 HR1988 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: 88.8°
Max altitude: 39.7°
Azimuth: 271.2°

Digitized Sky Survey image of HR1988

The image below is a photograph of HR1988 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 HR1988 is -0.073 arcsec per year in Right Ascension and -0.148 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR1988 star
DSS2 image of HR1988. The red arrow shows the motion of HR1988 during the next 1000 years (-1.22 arcmin in Right Ascension and -2.47 arcmin in declination);

Distance of HR1988 from the Sun and relative movement

HR1988 is distant 138.31 light years from the Sun and it is moving far from the Sun at the speed of 29 kilometers per second.

42.43 pc
138.31 ly
29 km/s
-0.073 arcsec/year
-0.148 arcsec/year

Spectral properties of HR1988

HR1988 belongs to spectral class G4 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR1988 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1988. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1988