HR1143

Below the horizon. Rise: 10:58 | Tran: 12:06 | Set: 13:15

Alt: -52.48° Az: 87.66° Direction: East

HR1143 is a double giant star of spectral class K2 in the constellation of Eridanus.

HR1143 visual magnitude is 4.59. Because of its moderate brightness, HR1143 is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

DSS2 image of HR1143. The red arrow shows the motion of HR1143 during the next 10000 years (-14.67 arcmin in Right Ascension and -12.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 03h 43m 46s

Declination -37° 14’ 02”

Hour Angle 15h 19m 21s

Sidereal Time 19h 03m 08s

J2000

Right Ascension 03h 42m 50s

Declination -37° 18’ 48”

Galactic Coordinates

Galactic Longitude 239.76°

Galactic Latitude -52.69°

Finder Chart

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Finder chart for HR1143.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.59

Class Giant

Absolute magnitude 0.91

Spectral Type K2III

Color Index (B-V) 1.2

Temperature 4309K

The red dot in the diagram below shows where HR1143 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1143. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR1143 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 HR1143 double sysyem:

Main star magnitude 4.59

Secondary star magnitude 12.19

Magnitude difference 7.6

Separation 5.4 arcsec

Distance, Radial Speed, Proper Motion

HR1143 is distant 177.75 light years from the Sun and it is moving far from the Sun at the speed of 10 kilometers per second.

Distance (parsec) 54.53

Distance (light year) 177.75

Radial Speed 10 km/s

Proper Motion RA -0.088 arcsec/y

Proper Motion Dec -0.077"/y

Alternative Designations

Henry Draper Catalogue HD23319

SAO Catalogue SAO194475

Hipparcos Catalogue HIP17351

Durchmusterung Catalogue CD-37 1415

FK5 Catalogue 2265

Visibility from Your Location

Today's HR1143 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 127.2° RISE 10:58

Max altitude: 1.3° TRANSIT 12:06

Azimuth: 232.8° SET 13:15

Set Location

Other stars in Eridanus