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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: 6:44  
clear_day Transit: 12:10  
SunsetSet: 17:38
sunny DaytimeWhat's Visible Now?
All Constellations » Lupus » 

χ Lupi (chi Lupi)

Altitude: -65.4°   Azimuth: 307.5°   Direction: North-West

χ Lupi is a sub-giant star in the constellation of Lupus.

χ Lupi visual magnitude is 3.95. Because of its moderate brightness, χ 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 χ Lupi is -0.006 arcsec per year in Right Ascension and -0.03 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of χ Lupi (chi Lupi) star
DSS2 image of χ Lupi. The red arrow shows the motion of χ Lupi during the next 10000 years (-1.00 arcmin in Right Ascension and -5.00 arcmin in declination);

Key facts about χ Lupi

3.95
Sub-giant

χ Lupi (chi Lupi) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -65.4°
Azimuth: 307.5°
Direction: North-West

Celestial coordinates and finder chart of χ Lupi

χ 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 χ Lupi are provided in the following table:

15h 50m 57s
-33° 37’ 37”
340.57°
15.82°
Lupus

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

Finder chart χ Lupi (chi Lupi) star
Simplified finder chart for χ Lupi (chi Lupi).

Visibility of χ Lupi 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 χ Lupi (chi Lupi) 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: 123.6°
Max altitude: 4.9°
Azimuth: 236.4°

Distance of χ Lupi from the Sun and relative movement

χ Lupi is distant 205.55 light years from the Sun and it is moving far from the Sun at the speed of 5 kilometers per second.

63.05 pc
205.55 ly
5 km/s
-0.006 arcsec/year
-0.03 arcsec/year

Spectral properties of χ Lupi

χ Lupi belongs to spectral class B9 and has a luminosity class of IV corresponding to a sub-giant star.

-0.05
B9IV
10653K

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

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

Alternative designations of χ Lupi

χ Lupi
(chi Lupi)
SAO207040
SAO207040