HR2166

Below the horizon. Rise: 1:33 | Tran: 5:31 | Set: 9:29

Alt: -55.53° Az: 320.85° Direction: North-West

HR2166 is a variable giant star of spectral class M4 in the constellation of Lepus.

HR2166 visual magnitude is 5.78. Because of its faintness, HR2166 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 HR2166. The red arrow shows the motion of HR2166 during the next 10000 years (0.67 arcmin in Right Ascension and -2.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 06h 08m 00s

Declination -21° 49’ 02”

Hour Angle 10h 29m 26s

Sidereal Time 16h 37m 27s

J2000

Right Ascension 06h 06m 57s

Declination -21° 48’ 46”

Galactic Coordinates

Galactic Longitude 228.22°

Galactic Latitude -19.19°

Finder Chart

Simplified finder chart for HR2166.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.78

Class Giant

Absolute magnitude -1.50

Spectral Type M4III

Color Index (B-V) 1.64

Temperature 3594K

The red dot in the diagram below shows where HR2166 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2166. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR2166 is distant 931.43 light years from the Sun and it is moving far from the Sun at the speed of 8 kilometers per second.

Distance (parsec) 285.71

Distance (light year) 931.43

Radial Speed 8 km/s

Proper Motion RA 0.004 arcsec/y

Proper Motion Dec -0.016"/y

Alternative Designations

Henry Draper Catalogue HD41933

SAO Catalogue SAO171251

Hipparcos Catalogue HIP28984

Durchmusterung Catalogue BD-21 1353

General Catalogue of Variable Stars 2833

Visibility from Your Location

Today's HR2166 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 111.8° RISE 1:33

Max altitude: 16.7° TRANSIT 5:31

Azimuth: 248.2° SET 9:29

Set Location

Other stars in Lepus