ρ2 Arietis (rho2 Arietis)

Above the horizon. Rise: 20:34 | Tran: 4:14 | Set: 11:51

Alt: 56.54° Az: 191.46° Direction: South-South-West

ρ2 Arietis is a variable giant star of spectral class M6 in the constellation of Aries.

ρ2 Arietis visual magnitude is 5.91. Because of its faintness, ρ2 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 ρ2 Arietis. The red arrow shows the motion of ρ2 Arietis during the next 10000 years (-1.33 arcmin in Right Ascension and -2.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 02h 57m 12s

Declination +18° 25’ 49”

Hour Angle 00h 26m 31s

Sideral Time 03h 23m 43s

J2000

Right Ascension 02h 55m 48s

Declination +18° 19’ 54”

Galactic Coordinates

Galactic Longitude 159.93°

Galactic Latitude -35.45°

Finder Chart

Simplified finder chart for ρ2 Arietis (rho2 Arietis).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.91

Class Giant

Absolute magnitude 0.45

Spectral Type M6III

Color Index (B-V) 1.47

Temperature 3839K

The red dot in the diagram below shows where ρ2 Arietis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of ρ2 Arietis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

ρ2 Arietis is distant 403.47 light years from the Sun and it is moving far from the Sun at the speed of 46 kilometers per second.

Distance (parsec) 123.76

Distance (light year) 403.47

Radial Speed 46 km/s

Proper Motion RA -0.008 arcsec/y

Proper Motion Dec -0.017"/y

Alternative Designations

Bayer designation ρ2 Arietis
(rho2 Arietis)

Flamsteed designation 45 Arietis

Henry Draper Catalogue HD18191

SAO Catalogue SAO93189

Hipparcos Catalogue HIP13654

Durchmusterung Catalogue BD+17 457

General Catalogue of Variable Stars RZ Ari

Visibility from Your Location

Today's ρ2 Arietis (rho2 Arietis) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 71.6° RISE 20:34

Max altitude: 57.0° TRANSIT 4:14

Azimuth: 288.4° SET 11:51

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Aries