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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: 7:51  
clear_day Transit: 11:50  
SunsetSet: 15:49 south
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All Constellations » Puppis » 

3 Puppis

Altitude: -45.6°   Azimuth: 80.1°   Direction: East

3 Puppis is a supergiant star in the constellation of Puppis.

3 Puppis visual magnitude is 3.96. Because of its moderate brightness, 3 Puppis should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about 3 Puppis:

3.96
Supergiant

3 Puppis is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -45.6°
Azimuth: 80.1°
Direction: East

Celestial coordinates and finder chart of 3 Puppis

3 Puppis 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 3 Puppis are provided in the following table:

07h 43m 48s
-28° 57’ 16”
244.38°
-2.54°
Puppis

The simplified sky map below shows the position of 3 Puppis in the sky:

Finder chart 3 Puppis star
Simplified finder chart for 3 Puppis.

Visibility of 3 Puppis 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 3 Puppis 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: 119.0°
Max altitude: 9.6°
Azimuth: 241.0°

Digitized Sky Survey image of 3 Puppis

The image below is a photograph of 3 Puppis 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 3 Puppis is 0.002 arcsec per year in Right Ascension and 0.005 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of 3 Puppis star
DSS2 image of 3 Puppis. The red arrow shows the motion of 3 Puppis during the next 100000 years (3.33 arcmin in Right Ascension and 8.33 arcmin in declination);

Distance of 3 Puppis from the Sun and relative movement

3 Puppis is distant 32,600,000.00 light years from the Sun and it is moving far from the Sun at the speed of 25 kilometers per second.

10,000,000.00 pc
32,600,000.00 ly
25 km/s
0.002 arcsec/year
0.005 arcsec/year

Spectral properties of 3 Puppis

3 Puppis belongs to spectral class A2 and has a luminosity class of I corresponding to a supergiant star.

-26.04
A2I
8321K

The red dot in the diagram below shows where 3 Puppis is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of 3 Puppis. Attribution: Richard Powell / CC BY-SA

Alternative designations of 3 Puppis

SAO174400
SAO174400