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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: 7:44  
clear_day Transit: 11:48  
SunsetSet: 15:51 south
sleep NighttimeWhat's Visible Now?
All Constellations » Microscopium » 


Altitude: -11.7°   Azimuth: 232.3°   Direction: South-West

HR7970 is a giant star in the constellation of Microscopium.

HR7970 visual magnitude is 6.36. Because of its reltive faintness, HR7970 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 HR7970:


HR7970 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -11.7°
Azimuth: 232.3°
Direction: South-West

Celestial coordinates and finder chart of HR7970

HR7970 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 HR7970 are provided in the following table:

20h 50m 47s
-32° 03’ 15”

The simplified sky map below shows the position of HR7970 in the sky:

Finder chart HR7970 star
Simplified finder chart for HR7970.

Visibility of HR7970 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 HR7970 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: 122.1°
Max altitude: 6.5°
Azimuth: 237.9°

Digitized Sky Survey image of HR7970

The image below is a photograph of HR7970 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 HR7970 is -0.016 arcsec per year in Right Ascension and -0.061 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR7970 star
DSS2 image of HR7970. The red arrow shows the motion of HR7970 during the next 10000 years (-2.67 arcmin in Right Ascension and -10.17 arcmin in declination);

Distance of HR7970 from the Sun and relative movement

HR7970 is distant 695.10 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.

213.22 pc
695.10 ly
-4 km/s
-0.016 arcsec/year
-0.061 arcsec/year

Spectral properties of HR7970

HR7970 belongs to spectral class K5 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR7970 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR7970. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7970