π Arietis (pi Arietis)

Above the horizon. Rise: 14:06 | Tran: 21:38 | Set: 5:13

Alt: 26.02° Az: 265.75° Direction: West

π Arietis is a variable and multiple main-sequence star of spectral class B6 in the constellation of Aries.

π Arietis visual magnitude is 5.22. Because of its faintness, π 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 π Arietis. The red arrow shows the motion of π Arietis during the next 10000 years (-0.17 arcmin in Right Ascension and -2.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 02h 50m 41s

Declination +17° 33’ 59”

Hour Angle 04h 40m 11s

Sidereal Time 07h 30m 52s

J2000

Right Ascension 02h 49m 17s

Declination +17° 27’ 51”

Galactic Coordinates

Galactic Longitude 158.93°

Galactic Latitude -37.04°

Finder Chart

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Finder chart for π Arietis (pi Arietis).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.22

Class Main-sequence

Absolute magnitude -1.11

Spectral Type B6V

Color Index (B-V) -0.06

Temperature 10941K

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

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

Star System Properties

π Arietis is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the π Arietis double sysyem:

Main star magnitude 5.22

Secondary star magnitude 8.22

Magnitude difference 3

Separation 0 arcsec

Distance, Radial Speed, Proper Motion

π Arietis is distant 602.59 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.

Distance (parsec) 184.84

Distance (light year) 602.59

Radial Speed 9 km/s

Proper Motion RA -0.001 arcsec/y

Proper Motion Dec -0.015"/y

Alternative Designations

Bayer designation π Arietis
(pi Arietis)

Flamsteed designation 42 Arietis

Henry Draper Catalogue HD17543

SAO Catalogue SAO93127

Hipparcos Catalogue HIP13165

Durchmusterung Catalogue BD+16 355

General Catalogue of Variable Stars 944

Aitken Double Star Catalogue ADS2151

Visibility from Your Location

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

Azimuth: 72.4° RISE 14:06

Max altitude: 56.1° TRANSIT 21:38

Azimuth: 287.6° SET 5:13

Set Location

Other stars in Aries