HR6512

Above the horizon. Rise: 13:14 | Tran: 18:42 | Set: 0:10

Alt: 4.12° Az: 104.90° Direction: East-South-East

HR6512 is a variable and double hypergiant star of spectral class K0 in the constellation of Ophiuchus.

HR6512 visual magnitude is 6.37. Because of its faintness, HR6512 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 HR6512. The red arrow shows the motion of HR6512 during the next 10000 years (-3.67 arcmin in Right Ascension and -12.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 17h 31m 06s

Declination -05° 56’ 14”

Hour Angle 18h 57m 08s

Sideral Time 12h 28m 14s

J2000

Right Ascension 17h 29m 47s

Declination -05° 55’ 10”

Galactic Coordinates

Galactic Longitude 17.92°

Galactic Latitude 15.17°

Finder Chart

Simplified finder chart for HR6512.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.37

Class Hypergiant

Absolute magnitude 2.08

Spectral Type K0III

Color Index (B-V) 0.93

Temperature 4917K

The red dot in the diagram below shows where HR6512 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6512. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR6512 is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the HR6512 double sysyem:

Main star magnitude 6.37

Secondary star magnitude 8.47

Magnitude difference 2.1

Separation 1.3 arcsec

Distance, Radial Speed, Proper Motion

HR6512 is distant 234.87 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.

Distance (parsec) 72.05

Distance (light year) 234.87

Radial Speed 4 km/s

Proper Motion RA -0.022 arcsec/y

Proper Motion Dec -0.073"/y

Alternative Designations

Henry Draper Catalogue HD158463

SAO Catalogue SAO141691

Hipparcos Catalogue HIP85622

Durchmusterung Catalogue BD-05 4450

General Catalogue of Variable Stars 8918

Aitken Double Star Catalogue ADS10583

Visibility from Your Location

Today's HR6512 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 95.9° RISE 13:14

Max altitude: 32.6° TRANSIT 18:42

Azimuth: 264.1° SET 0:10

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

Location

Other stars in Ophiuchus