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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: 6:59  
clear_day Transit: 12:12  
SunsetSet: 17:25
sleep NighttimeWhat's Visible Now?
All Constellations » Puppis » 


Altitude: -27.1°   Azimuth: 273.7°   Direction: West

HR2947 is a main-sequence star in the constellation of Puppis.

HR2947 visual magnitude is 6.72. Because of its reltive faintness, HR2947 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The proper motion of HR2947 is -0.021 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 HR2947 star
DSS2 image of HR2947. The red arrow shows the motion of HR2947 during the next 10000 years (-3.50 arcmin in Right Ascension and -4.33 arcmin in declination);

Key facts about HR2947


HR2947 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -27.1°
Azimuth: 273.7°
Direction: West

Celestial coordinates and finder chart of HR2947

HR2947 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 HR2947 are provided in the following table:

07h 39m 07s
-18° 40’ 45”

The simplified sky map below shows the position of HR2947 in the sky:

Finder chart HR2947 star
Simplified finder chart for HR2947.

Visibility of HR2947 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 HR2947 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: 108.7°
Max altitude: 19.8°
Azimuth: 251.3°

Distance of HR2947 from the Sun and relative movement

HR2947 is distant 893.15 light years from the Sun and it is moving far from the Sun at the speed of 36 kilometers per second.

273.97 pc
893.15 ly
36 km/s
-0.021 arcsec/year
-0.026 arcsec/year

Spectral properties of HR2947

HR2947 belongs to spectral class B6 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR2947 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR2947. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2947