ι Arietis (iota Arietis)

Above the horizon. Rise: 2:39 | Tran: 9:50 | Set: 17:00

Alt: 25.41° Az: 270.92° Direction: West

ι Arietis is a double star of spectral class K1 in the constellation of Aries.

ι Arietis visual magnitude is 5.1. Because of its faintness, ι 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 ι Arietis. The red arrow shows the motion of ι Arietis during the next 10000 years (6.17 arcmin in Right Ascension and -3.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 01h 58m 44s

Declination +17° 56’ 26”

Hour Angle 04h 46m 43s

Sidereal Time 06h 45m 28s

J2000

Right Ascension 01h 57m 21s

Declination +17° 49’ 02”

Galactic Coordinates

Galactic Longitude 144.34°

Galactic Latitude -42.3°

Finder Chart

Loading map...

Finder chart for ι Arietis (iota Arietis).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.1

Class

Absolute magnitude -1.43

Spectral Type K1

Color Index (B-V) 0.92

Temperature 4943K

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

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

Star System Properties

ι 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 ι Arietis double sysyem:

Main star magnitude 5.1

Secondary star magnitude 6.1

Magnitude difference 1

Separation 0 arcsec

Distance, Radial Speed, Proper Motion

ι Arietis is distant 658.59 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

Distance (parsec) 202.02

Distance (light year) 658.59

Radial Speed -5 km/s

Proper Motion RA 0.037 arcsec/y

Proper Motion Dec -0.018"/y

Alternative Designations

Bayer designation ι Arietis
(iota Arietis)

Flamsteed designation 8 Arietis

Henry Draper Catalogue HD11909

SAO Catalogue SAO92721

Hipparcos Catalogue HIP9110

Durchmusterung Catalogue BD+17 289

FK5 Catalogue 2132

Visibility from Your Location

Today's ι Arietis (iota Arietis) rise, transit and set times from Vaglia, Italy are the following (all times relative to the local timezone Europe/Rome):

Azimuth: 72.1° RISE 2:39

Max altitude: 64.0° TRANSIT 9:50

Azimuth: 287.9° SET 17:00

Name:	Vaglia, Italy
Latitude:	43° 54' 38.5" N
Longitude:	11° 16' 48.0" E
Timezone:	Europe/Rome

Set Location

Other stars in Aries