HR1439

Below the horizon. Rise: 2:43 | Tran: 4:26 | Set: 6:09

Alt: -74.09° Az: 355.61° Direction: North

HR1439 is a double hypergiant star of spectral class K0 in the constellation of Eridanus.

HR1439 visual magnitude is 5.96. Because of its faintness, HR1439 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 HR1439. The red arrow shows the motion of HR1439 during the next 10000 years (0.00 arcmin in Right Ascension and 5.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 04h 31m 34s

Declination -35° 36’ 05”

Hour Angle 11h 54m 05s

Sideral Time 16h 25m 39s

J2000

Right Ascension 04h 30m 40s

Declination -35° 39’ 12”

Galactic Coordinates

Galactic Longitude 237.62°

Galactic Latitude -43.04°

Finder Chart

Simplified finder chart for HR1439.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.96

Class Hypergiant

Absolute magnitude 0.71

Spectral Type K0II

Color Index (B-V) 1

Temperature 4743K

The red dot in the diagram below shows where HR1439 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1439. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR1439 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 HR1439 double sysyem:

Main star magnitude 5.96

Secondary star magnitude 14.26

Magnitude difference 8.3

Separation 36.6 arcsec

Distance, Radial Speed, Proper Motion

HR1439 is distant 365.47 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.

Distance (parsec) 112.11

Distance (light year) 365.47

Radial Speed -8 km/s

Proper Motion Dec 0.031"/y

Alternative Designations

Henry Draper Catalogue HD28776

SAO Catalogue SAO195085

Hipparcos Catalogue HIP21042

Durchmusterung Catalogue CD-35 1768

FK5 Catalogue 2334

Visibility from Your Location

Today's HR1439 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 125.6° RISE 2:43

Max altitude: 2.9° TRANSIT 4:26

Azimuth: 234.4° SET 6:09

Set Location

Other stars in Eridanus