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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: 6:55  
clear_day Transit: 12:11  
SunsetSet: 17:29
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All Constellations » Lupus » 

ω Lupi (omega Lupi)

Altitude: -23.1°   Azimuth: 229.9°   Direction: South-West

ω Lupi is a double giant star in the constellation of Lupus.

ω Lupi visual magnitude is 4.33. Because of its moderate brightness, ω Lupi should be easily visible from locations with dark skies, while it can be barely visible, or not visible at all, from skies affected by light pollution.

The proper motion of ω Lupi is -0.153 arcsec per year in Right Ascension and 0.057 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of ω Lupi (omega Lupi) star
DSS2 image of ω Lupi. The red arrow shows the motion of ω Lupi during the next 1000 years (-2.55 arcmin in Right Ascension and 0.95 arcmin in declination);

Key facts about ω Lupi

4.33
Giant

ω Lupi (omega Lupi) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -23.1°
Azimuth: 229.9°
Direction: South-West

Celestial coordinates and finder chart of ω Lupi

ω Lupi 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 ω Lupi are provided in the following table:

15h 38m 03s
-42° 34’ 03”
332.78°
10.44°
Lupus

The simplified sky map below shows the position of ω Lupi in the sky:

Finder chart ω Lupi (omega Lupi) star
Simplified finder chart for ω Lupi (omega Lupi).

Visibility of ω Lupi from your location

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

ω Lupi (omega Lupi) is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of ω Lupi from the Sun and relative movement

ω Lupi is distant 229.74 light years from the Sun and it is moving towards the Sun at the speed of 7 kilometers per second.

70.47 pc
229.74 ly
-7 km/s
-0.153 arcsec/year
0.057 arcsec/year

Spectral properties of ω Lupi

ω Lupi belongs to spectral class K4 and has a luminosity class of III corresponding to a giant star.

0.09
K4III
3918K

The red dot in the diagram below shows where ω Lupi is situated in the Hertzsprung–Russell diagram.

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

ω Lupi star system properties

ω Lupi 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 ω Lupi double sysyem:

4.33
11.03
6.7
11.8 arcsec

Alternative designations of ω Lupi

ω Lupi
(omega Lupi)
SAO226004
SAO226004