1 Lupi

Below the horizon. Rise: 22:11 | Tran: 0:48 | Set: 3:28

Alt: -6.65° Az: 225.49° Direction: South-West

1 Lupi is a bright giant star of spectral class F1 in the constellation of Lupus.

1 Lupi visual magnitude is 4.91. Because of its moderate brightness, 1 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 1 Lupi. The red arrow shows the motion of 1 Lupi during the next 100000 years (-8.33 arcmin in Right Ascension and 1.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 15h 16m 10s

Declination -31° 36’ 43”

Hour Angle 03h 45m 08s

Sidereal Time 19h 01m 19s

J2000

Right Ascension 15h 14m 37s

Declination -31° 31’ 09”

Galactic Coordinates

Galactic Longitude 335.5°

Galactic Latitude 22.15°

Finder Chart

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Finder chart for 1 Lupi.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.91

Class Bright giant

Absolute magnitude -2.81

Spectral Type F1II

Color Index (B-V) 0.37

Temperature 7044K

The red dot in the diagram below shows where 1 Lupi is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 1 Lupi. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

1 Lupi is distant 1,139.86 light years from the Sun and it is moving towards the Sun at the speed of 23 kilometers per second.

Distance (parsec) 349.65

Distance (light year) 1,139.86

Radial Speed -23 km/s

Proper Motion RA -0.005 arcsec/y

Proper Motion Dec 0.001"/y

Alternative Designations

Flamsteed designation 1 Lupi

Henry Draper Catalogue HD135153

SAO Catalogue SAO206445

Hipparcos Catalogue HIP74604

Durchmusterung Catalogue CD-3111813

FK5 Catalogue 1399

Visibility from Your Location

Today's 1 Lupi rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 121.6° RISE 22:11

Max altitude: 6.9° TRANSIT 0:48

Azimuth: 238.4° SET 3:28

Set Location

Other stars in Lupus