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: 4:52  
clear_day Transit: 12:55  
SunsetSet: 20:59 south
wb_twilight Civil TwilightWhat's Visible Now
All Constellations » Puppis » 

HR3183

HR3183 is a double bright giant star in the constellation of Puppis.

HR3183 visual magnitude is 5.38. Because of its reltive faintness, HR3183 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 HR3183:

5.38
Bright giant
HR3183 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR3183

HR3183 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 HR3183 are provided in the following table:

08h 07m 18s
-20° 33’ 16”
239.93°
6.36°
Puppis

The simplified sky map below shows the position of HR3183 in the sky:

Finder chart HR3183 star
Simplified finder chart for HR3183.

Visibility of HR3183 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 HR3183 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: 110.6°
Max altitude: 18.0°
Azimuth: 249.4°
HR3183 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR3183

The image below is a photograph of HR3183 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 HR3183 is -0.016 arcsec per year in Right Ascension and -0.006 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR3183 star
DSS2 image of HR3183. The red arrow shows the motion of HR3183 during the next 10000 years (-2.67 arcmin in Right Ascension and -1.00 arcmin in declination);

Distance of HR3183 from the Sun and relative movement

HR3183 is distant 1,220.97 light years from the Sun and it is moving far from the Sun at the speed of 12 kilometers per second.

374.53 pc
1,220.97 ly
12 km/s
-0.016 arcsec/year
-0.006 arcsec/year

Spectral properties of HR3183

HR3183 belongs to spectral class A5 and has a luminosity class of II corresponding to a bright giant star.

-2.49
A5II
9028K

The red dot in the diagram below shows where HR3183 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR3183. Attribution: Richard Powell / CC BY-SA

HR3183 star system properties

HR3183 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR3183 double sysyem:

5.38
14.58
9.2
13.8 arcsec

Alternative designations of HR3183

SAO175206
SAO175206