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
Breakng! newly discovered Supernova 2023ixf in the Pinwheel Galaxy is the closest supernova observed in the latest decade. It can become bright enough to be visible by amateur astronomers. Check out information and detailed finder chart.
All Constellations » Puppis » 

12 Puppis

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

12 Puppis visual magnitude is 5.11. Because of its reltive faintness, 12 Puppis 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 12 Puppis:

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

Celestial coordinates and finder chart of 12 Puppis

12 Puppis 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 12 Puppis are provided in the following table:

07h 59m 05s
-23° 18’ 38”

The simplified sky map below shows the position of 12 Puppis in the sky:

Finder chart 12 Puppis star
Simplified finder chart for 12 Puppis.

Visibility of 12 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 12 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: 113.3°
Max altitude: 15.2°
Azimuth: 246.7°
12 Puppis is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 12 Puppis

The image below is a photograph of 12 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 12 Puppis is -0.012 arcsec per year in Right Ascension and 0.001 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 12 Puppis star
DSS2 image of 12 Puppis. The red arrow shows the motion of 12 Puppis during the next 10000 years (-2.00 arcmin in Right Ascension and 0.17 arcmin in declination);

Distance of 12 Puppis from the Sun and relative movement

12 Puppis is distant 785.54 light years from the Sun and it is moving far from the Sun at the speed of 11 kilometers per second.

240.96 pc
785.54 ly
11 km/s
-0.012 arcsec/year
0.001 arcsec/year

Spectral properties of 12 Puppis

12 Puppis belongs to spectral class K2


The red dot in the diagram below shows where 12 Puppis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 12 Puppis. Attribution: Richard Powell / CC BY-SA

Alternative designations of 12 Puppis