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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: 6:46  
clear_day Transit: 12:11  
SunsetSet: 17:36
sleep NighttimeWhat's Visible Now?
All Constellations » Orion » 


Altitude: 36.6°   Azimuth: 187.8°   Direction: South

HR1970 is a variable giant star in the constellation of Orion.

HR1970 visual magnitude is 6.31. Because of its reltive faintness, HR1970 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 HR1970 is 0.003 arcsec per year in Right Ascension and -0.026 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR1970 star
DSS2 image of HR1970. The red arrow shows the motion of HR1970 during the next 10000 years (0.50 arcmin in Right Ascension and -4.33 arcmin in declination);

Key facts about HR1970


HR1970 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 36.6°
Azimuth: 187.8°
Direction: South

Celestial coordinates and finder chart of HR1970

HR1970 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 HR1970 are provided in the following table:

05h 43m 09s
-01° 36’ 47”

The simplified sky map below shows the position of HR1970 in the sky:

Finder chart HR1970 star
Simplified finder chart for HR1970.

Visibility of HR1970 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 HR1970 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: 91.6°
Max altitude: 36.9°
Azimuth: 268.4°

Distance of HR1970 from the Sun and relative movement

HR1970 is distant 679.17 light years from the Sun and it is moving far from the Sun at the speed of 30 kilometers per second.

208.33 pc
679.17 ly
30 km/s
0.003 arcsec/year
-0.026 arcsec/year

Spectral properties of HR1970

HR1970 belongs to spectral class K4 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR1970 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1970. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1970