Lilii Borea - 39 Arietis

Below the horizon. Rise: 3:14 | Tran: 12:11 | Set: 21:08

Alt: -0.80° Az: 323.58° Direction: North-West

Lilii Borea, also designated as 39 Arietis , is a giant star of spectral class K1 in the constellation of Aries.

Lilii Borea visual magnitude is 4.51. Because of its moderate brightness, Lilii Borea 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 Lilii Borea. The red arrow shows the motion of Lilii Borea during the next 1000 years (2.48 arcmin in Right Ascension and -2.05 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 02h 49m 25s

Declination +29° 21’ 06”

Hour Angle 09h 08m 16s

Sidereal Time 11h 57m 42s

J2000

Right Ascension 02h 47m 54s

Declination +29° 14’ 49”

Galactic Coordinates

Galactic Longitude 151.42°

Galactic Latitude -27.1°

Finder Chart

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Finder chart for Lilii Borea - 39 Arietis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.51

Class Giant

Absolute magnitude 0.79

Spectral Type K1III

Color Index (B-V) 1.11

Temperature 4493K

The red dot in the diagram below shows where Lilii Borea is situated in the Hertzsprung–Russell diagram.

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

Distance, Radial Speed, Proper Motion

Lilii Borea is distant 180.51 light years from the Sun and it is moving towards the Sun at the speed of 15 kilometers per second.

Distance (parsec) 55.37

Distance (light year) 180.51

Radial Speed -15 km/s

Proper Motion RA 0.149 arcsec/y

Proper Motion Dec -0.123"/y

Alternative Designations

Proper Name Lilii Borea

Flamsteed designation 39 Arietis

Henry Draper Catalogue HD17361

SAO Catalogue SAO75578

Hipparcos Catalogue HIP13061

Durchmusterung Catalogue BD+28 462

Visibility from Your Location

Today's Lilii Borea - 39 Arietis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 60.6° RISE 3:14

Max altitude: 67.9° TRANSIT 12:11

Azimuth: 299.4° SET 21:08

Set Location

Other stars in Aries