2 Lupi

Below the horizon. Rise: 7:17 | Tran: 10:08 | Set: 12:59

Alt: -30.28° Az: 101.70° Direction: East-South-East

2 Lupi is a variable giant star of spectral class G9 in the constellation of Lupus.

2 Lupi visual magnitude is 4.34. Because of its moderate brightness, 2 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.

DSS2 image of 2 Lupi. The red arrow shows the motion of 2 Lupi during the next 10000 years (-1.33 arcmin in Right Ascension and -1.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 15h 19m 21s

Declination -30° 14’ 19”

Hour Angle 17h 12m 43s

Sidereal Time 08h 32m 04s

J2000

Right Ascension 15h 17m 49s

Declination -30° 08’ 56”

Galactic Coordinates

Galactic Longitude 336.96°

Galactic Latitude 22.88°

Finder Chart

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Finder chart for 2 Lupi.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.34

Class Giant

Absolute magnitude -0.54

Spectral Type G9III

Color Index (B-V) 1.1

Temperature 4515K

The red dot in the diagram below shows where 2 Lupi is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 2 Lupi. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

2 Lupi is distant 307.84 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.

Distance (parsec) 94.43

Distance (light year) 307.84

Radial Speed -4 km/s

Proper Motion RA -0.008 arcsec/y

Proper Motion Dec -0.01"/y

Alternative Designations

Flamsteed designation 2 Lupi

Henry Draper Catalogue HD135758

SAO Catalogue SAO183346

Hipparcos Catalogue HIP74857

Durchmusterung Catalogue CD-2911630

FK5 Catalogue 3207

General Catalogue of Variable Stars 7012

Visibility from Your Location

Today's 2 Lupi rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 120.2° RISE 7:17

Max altitude: 8.3° TRANSIT 10:08

Azimuth: 239.8° SET 12:59

Set Location

Other stars in Lupus