Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:46  
clear_day Transit: 12:57  
SunsetSet: 21:08 south
wb_twilight Astronomical TwilightWhat's Visible Now
All Constellations » Puppis » 


Altitude: -54.3°   Azimuth: 309.7°   Direction: North-West

HR2933 is a hypergiant star in the constellation of Puppis.

HR2933 visual magnitude is 6.37. Because of its reltive faintness, HR2933 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 HR2933:


HR2933 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -54.3°
Azimuth: 309.7°
Direction: North-West

Celestial coordinates and finder chart of HR2933

HR2933 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 HR2933 are provided in the following table:

07h 37m 16s
-23° 46’ 29”

The simplified sky map below shows the position of HR2933 in the sky:

Finder chart HR2933 star
Simplified finder chart for HR2933.

Visibility of HR2933 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 HR2933 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: 113.8°
Max altitude: 14.7°
Azimuth: 246.2°
HR2933 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2933

The image below is a photograph of HR2933 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 HR2933 is -0.015 arcsec per year in Right Ascension and 0.022 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2933 star
DSS2 image of HR2933. The red arrow shows the motion of HR2933 during the next 10000 years (-2.50 arcmin in Right Ascension and 3.67 arcmin in declination);

Distance of HR2933 from the Sun and relative movement

HR2933 is distant 40,750.00 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

12,500.00 pc
40,750.00 ly
18 km/s
-0.015 arcsec/year
0.022 arcsec/year

Spectral properties of HR2933

HR2933 belongs to spectral class F0 and has a luminosity class of II corresponding to a hypergiant star.


The red dot in the diagram below shows where HR2933 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR2933. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2933