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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:02 
Transit: 13:06 
Sunset: 21:09
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All Constellations » Lupus » 

θ Lupi (theta Lupi)

Below the horizon.  Rise: 20:14 | Tran: 21:32 | Set: 22:50
Alt: -24.78°   Az: 241.23°   Direction: West-South-West

θ Lupi is a main-sequence star of spectral class B2 in the constellation of Lupus.

θ Lupi visual magnitude is 4.23. Because of its moderate brightness, θ Lupi is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Image of θ Lupi (theta Lupi) star
DSS2 image of θ Lupi. The red arrow shows the motion of θ Lupi during the next 10000 years (-2.83 arcmin in Right Ascension and -4.83 arcmin in declination);

Celestial Coordinates

Apparent

16h 08m 16s
-36° 52’ 09”
05h 36m 47s
21h 45m 04s

J2000

16h 06m 35s
-36° 48’ 07”

Galactic Coordinates

340.83°
11.32°

Finder Chart

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Finder chart for θ Lupi (theta Lupi).

Magnitude, Color, Spectral Class

4.23
Main-sequence

-1.27
B2V
12902K

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

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

Distance, Radial Speed, Proper Motion

θ Lupi is distant 410.58 light years from the Sun and it is moving far from the Sun at the speed of 15 kilometers per second.

125.94
410.58
15 km/s
-0.017 arcsec/y
-0.029"/y

Alternative Designations

θ Lupi
(theta Lupi)
SAO207332
SAO207332

Visibility from Your Location

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

Azimuth: 126.9°
Max altitude: 1.7°
Azimuth: 233.1°