θ Arietis (theta Arietis)

Above the horizon. Rise: 18:04 | Tran: 1:55 | Set: 9:41

Alt: 41.53° Az: 112.24° Direction: East-South-East

θ Arietis is a main-sequence star of spectral class A1 in the constellation of Aries.

θ Arietis visual magnitude is 5.62. Because of its faintness, θ Arietis 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.

DSS2 image of θ Arietis. The red arrow shows the motion of θ Arietis during the next 10000 years (-2.17 arcmin in Right Ascension and -0.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 02h 19m 30s

Declination +20° 00’ 52”

Hour Angle 20h 49m 56s

Sidereal Time 23h 09m 26s

J2000

Right Ascension 02h 18m 07s

Declination +19° 54’ 03”

Galactic Coordinates

Galactic Longitude 149.27°

Galactic Latitude -38.5°

Finder Chart

Simplified finder chart for θ Arietis (theta Arietis).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.62

Class Main-sequence

Absolute magnitude 0.25

Spectral Type A1V

Color Index (B-V) 0.01

Temperature 10002K

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

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

Distance, Radial Speed, Proper Motion

θ Arietis is distant 387.17 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.

Distance (parsec) 118.76

Distance (light year) 387.17

Radial Speed 6 km/s

Proper Motion RA -0.013 arcsec/y

Proper Motion Dec -0.002"/y

Alternative Designations

Bayer designation θ Arietis
(theta Arietis)

Flamsteed designation 22 Arietis

Henry Draper Catalogue HD14191

SAO Catalogue SAO92877

Hipparcos Catalogue HIP10732

Durchmusterung Catalogue BD+19 340

FK5 Catalogue 81

Visibility from Your Location

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

Azimuth: 70.0° RISE 18:04

Max altitude: 58.5° TRANSIT 1:55

Azimuth: 290.0° SET 9:41

Set Location

Other stars in Aries