HR2146

Above the horizon. Rise: 4:05 | Tran: 13:04 | Set: 22:02

Alt: 24.03° Az: 287.80° Direction: South

HR2146 is a double bright giant star of spectral class M3 in the constellation of Auriga.

HR2146 visual magnitude is 6.08. Because of its faintness, HR2146 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 HR2146. The red arrow shows the motion of HR2146 during the next 10000 years (2.50 arcmin in Right Ascension and -1.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 06h 08m 00s

Declination +29° 30’ 28”

Hour Angle 05h 50m 43s

Sidereal Time 11h 58m 43s

J2000

Right Ascension 06h 06m 22s

Declination +29° 30’ 44”

Galactic Coordinates

Galactic Longitude 181.78°

Galactic Latitude 4.2°

Finder Chart

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Finder chart for HR2146.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.08

Class Bright giant

Absolute magnitude -1.11

Spectral Type M3II

Color Index (B-V) 1.73

Temperature 3477K

The red dot in the diagram below shows where HR2146 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2146. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR2146 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR2146 double sysyem:

Main star magnitude 6.08

Secondary star magnitude 11.08

Magnitude difference 5

Separation 10 arcsec

Distance, Radial Speed, Proper Motion

HR2146 is distant 893.15 light years from the Sun and it is moving towards the Sun at the speed of 36 kilometers per second.

Distance (parsec) 273.97

Distance (light year) 893.15

Radial Speed -36 km/s

Proper Motion RA 0.015 arcsec/y

Proper Motion Dec -0.006"/y

Alternative Designations

Henry Draper Catalogue HD41429

SAO Catalogue SAO77958

Hipparcos Catalogue HIP28930

Durchmusterung Catalogue BD+29 1112

Aitken Double Star Catalogue ADS4673

Visibility from Your Location

Today's HR2146 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 60.5° RISE 4:05

Max altitude: 68.0° TRANSIT 13:04

Azimuth: 299.5° SET 22:02

Set Location

Other stars in Auriga