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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:21 
Transit: 12:14 
Sunset: 17:07
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All Constellations » Lupus » 

ξ1 Lupi (xi1 Lupi)

Below the horizon.  Rise: 4:25 | Tran: 6:32 | Set: 8:39
Alt: -7.12°   Az: 138.48°   Direction: South-East

ξ1 Lupi is a double main-sequence star of spectral class A3 in the constellation of Lupus.

ξ1 Lupi visual magnitude is 5.12. Because of its faintness, ξ1 Lupi is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Image of ξ1 Lupi (xi1 Lupi) star
DSS2 image of ξ1 Lupi. The red arrow shows the motion of ξ1 Lupi during the next 10000 years (3.00 arcmin in Right Ascension and -7.00 arcmin in declination);

Celestial Coordinates

Apparent

15h 58m 30s
-34° 02’ 15”
20h 29m 51s
12h 28m 21s

J2000

15h 56m 53s
-33° 57’ 59”

Galactic Coordinates

341.3°
14.75°

Finder Chart

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Finder chart for ξ1 Lupi (xi1 Lupi).

Magnitude, Color, Spectral Class

5.12
Main-sequence

1.19
A3V
8839K

The red dot in the diagram below shows where ξ1 Lupi is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of ξ1 Lupi. Attribution: Richard Powell / CC BY-SA

Star System Properties

ξ1 Lupi is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the ξ1 Lupi double sysyem:

5.12
5.62
0.5
10.3 arcsec

Distance, Radial Speed, Proper Motion

ξ1 Lupi is distant 199.39 light years from the Sun and it is moving towards the Sun at the speed of 10 kilometers per second.

61.16
199.39
-10 km/s
0.018 arcsec/y
-0.042"/y

Alternative Designations

ξ1 Lupi
(xi1 Lupi)
SAO207144
SAO207144

Visibility from Your Location

Today's ξ1 Lupi (xi1 Lupi) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 124.0°
Max altitude: 4.5°
Azimuth: 236.0°