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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: 7:47  
clear_day Transit: 11:49  
SunsetSet: 15:50 south
sleep NighttimeWhat's Visible Now?
All Constellations » Puppis » 


Altitude: -11.5°   Azimuth: 164.7°   Direction: South-South-East

HR3090 is a hypergiant star in the constellation of Puppis.

HR3090 visual magnitude is 4.24. Because of its moderate brightness, HR3090 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 HR3090:


HR3090 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -11.5°
Azimuth: 164.7°
Direction: South-South-East

Celestial coordinates and finder chart of HR3090

HR3090 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 HR3090 are provided in the following table:

07h 53m 18s
-48° 06’ 11”

The simplified sky map below shows the position of HR3090 in the sky:

Finder chart HR3090 star
Simplified finder chart for HR3090.

Visibility of HR3090 from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

HR3090 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR3090

The image below is a photograph of HR3090 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 HR3090 is 0.004 arcsec per year in Right Ascension and 0.001 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR3090 star
DSS2 image of HR3090. The red arrow shows the motion of HR3090 during the next 100000 years (6.67 arcmin in Right Ascension and 1.67 arcmin in declination);

Distance of HR3090 from the Sun and relative movement

HR3090 is distant 1,940.48 light years from the Sun and it is moving far from the Sun at the speed of 41 kilometers per second.

595.24 pc
1,940.48 ly
41 km/s
0.004 arcsec/year
0.001 arcsec/year

Spectral properties of HR3090

HR3090 belongs to spectral class B0 and has a luminosity class of I corresponding to a hypergiant star.


The red dot in the diagram below shows where HR3090 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR3090. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3090