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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
SunriseRise: 6:59  
clear_day Transit: 12:12  
SunsetSet: 17:25
sunny DaytimeWhat's Visible Now?
All Constellations » Puppis » 


Altitude: -72.9°   Azimuth: 28.3°   Direction: North-North-East

HR3091 is a main-sequence star in the constellation of Puppis.

HR3091 visual magnitude is 5.49. Because of its reltive faintness, HR3091 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The proper motion of HR3091 is -0.001 arcsec per year in Right Ascension and -0.01 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR3091 star
DSS2 image of HR3091. The red arrow shows the motion of HR3091 during the next 10000 years (-0.17 arcmin in Right Ascension and -1.67 arcmin in declination);

Key facts about HR3091


HR3091 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -72.9°
Azimuth: 28.3°
Direction: North-North-East

Celestial coordinates and finder chart of HR3091

HR3091 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 HR3091 are provided in the following table:

07h 54m 11s
-35° 52’ 38”

The simplified sky map below shows the position of HR3091 in the sky:

Finder chart HR3091 star
Simplified finder chart for HR3091.

Visibility of HR3091 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 HR3091 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: 125.9°
Max altitude: 2.6°
Azimuth: 234.1°

Distance of HR3091 from the Sun and relative movement

HR3091 is distant 800.98 light years from the Sun and it is moving far from the Sun at the speed of 28 kilometers per second.

245.70 pc
800.98 ly
28 km/s
-0.001 arcsec/year
-0.01 arcsec/year

Spectral properties of HR3091

HR3091 belongs to spectral class B2 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR3091 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR3091. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3091