Your Guide to the Solar System and the Night Sky
Donate now! You'll help cover server costs, enhance the site and keep it ad-free.
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:52  
clear_day Transit: 12:55  
SunsetSet: 20:59 south
sunny DaytimeWhat's Visible Now
All Constellations » Puppis » 

HR2940

HR2940 is a main-sequence star in the constellation of Puppis.

HR2940 visual magnitude is 5.72. Because of its reltive faintness, HR2940 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 HR2940:

5.72
Main-sequence
HR2940 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR2940

HR2940 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 HR2940 are provided in the following table:

07h 36m 43s
-48° 49’ 49”
261.4°
-13.19°
Puppis

The simplified sky map below shows the position of HR2940 in the sky:

Finder chart HR2940 star
Simplified finder chart for HR2940.

Visibility of HR2940 from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

HR2940 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR2940

The image below is a photograph of HR2940 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 HR2940 is -0.001 arcsec per year in Right Ascension and -0.003 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR2940 star
DSS2 image of HR2940. The red arrow shows the motion of HR2940 during the next 100000 years (-1.67 arcmin in Right Ascension and -5.00 arcmin in declination);

Distance of HR2940 from the Sun and relative movement

HR2940 is distant 496.95 light years from the Sun and it is moving towards the Sun at the speed of 1 kilometers per second.

152.44 pc
496.95 ly
-1 km/s
-0.001 arcsec/year
-0.003 arcsec/year

Spectral properties of HR2940

HR2940 belongs to spectral class B9 and has a luminosity class of V corresponding to a main-sequence star.

-0.20
B9V
10941K

The red dot in the diagram below shows where HR2940 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR2940. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2940

SAO218841
SAO218841