HR1799

Below the horizon. Rise: 23:59 | Tran: 5:09 | Set: 10:14

Alt: -44.86° Az: 327.66° Direction: North-North-West

HR1799 is a giant star of spectral class K5 in the constellation of Orion.

HR1799 visual magnitude is 5.61. Because of its faintness, HR1799 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 HR1799. The red arrow shows the motion of HR1799 during the next 10000 years (-2.83 arcmin in Right Ascension and -3.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 05h 26m 11s

Declination -10° 18’ 30”

Hour Angle 10h 29m 19s

Sideral Time 15h 55m 31s

J2000

Right Ascension 05h 25m 01s

Declination -10° 19’ 45”

Galactic Coordinates

Galactic Longitude 212.58°

Galactic Latitude -23.84°

Finder Chart

Simplified finder chart for HR1799.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.61

Class Giant

Absolute magnitude -0.84

Spectral Type K5III

Color Index (B-V) 1.56

Temperature 3705K

The red dot in the diagram below shows where HR1799 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1799. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR1799 is distant 635.48 light years from the Sun and it is moving far from the Sun at the speed of 57 kilometers per second.

Distance (parsec) 194.93

Distance (light year) 635.48

Radial Speed 57 km/s

Proper Motion RA -0.017 arcsec/y

Proper Motion Dec -0.022"/y

Alternative Designations

Henry Draper Catalogue HD35536

SAO Catalogue SAO150420

Hipparcos Catalogue HIP25329

Durchmusterung Catalogue BD-10 1178

Visibility from Your Location

Today's HR1799 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 100.3° RISE 23:59

Max altitude: 28.2° TRANSIT 5:09

Azimuth: 259.7° SET 10:14

Set Location

Other stars in Orion