HR6179

Above the horizon. Rise: 12:53 | Tran: 18:18 | Set: 23:43

Alt: 31.74° Az: 173.57° Direction: South

HR6179 is a variable hypergiant star of spectral class A0 in the constellation of Ophiuchus.

HR6179 visual magnitude is 6.09. Because of its faintness, HR6179 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 HR6179. The red arrow shows the motion of HR6179 during the next 100000 years (-11.67 arcmin in Right Ascension and -13.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 16h 39m 21s

Declination -06° 35’ 08”

Hour Angle 23h 37m 58s

Sideral Time 16h 17m 20s

J2000

Right Ascension 16h 38m 01s

Declination -06° 32’ 17”

Galactic Coordinates

Galactic Longitude 10.04°

Galactic Latitude 25.74°

Finder Chart

Simplified finder chart for HR6179.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.09

Class Hypergiant

HR6179 is also a CrEu chemically peculiar star.

Absolute magnitude 0.58

Spectral Type A0

Color Index (B-V) 0.16

Temperature 8486K

The red dot in the diagram below shows where HR6179 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6179. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR6179 is distant 411.62 light years from the Sun and it is moving towards the Sun at the speed of 22 kilometers per second.

Distance (parsec) 126.26

Distance (light year) 411.62

Radial Speed -22 km/s

Proper Motion RA -0.007 arcsec/y

Proper Motion Dec -0.008"/y

Alternative Designations

Henry Draper Catalogue HD149911

SAO Catalogue SAO141284

Hipparcos Catalogue HIP81440

Durchmusterung Catalogue BD-06 4467

FK5 Catalogue 3315

General Catalogue of Variable Stars Var

Visibility from Your Location

Today's HR6179 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 96.6° RISE 12:53

Max altitude: 31.9° TRANSIT 18:18

Azimuth: 263.4° SET 23:43

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Ophiuchus