HR6441

Above the horizon. Rise: 22:08 | Tran: 2:26 | Set: 6:40

Alt: 16.41° Az: 157.64° Direction: South-South-East

HR6441 is a double sub-giant star of spectral class G3 in the constellation of Ophiuchus.

HR6441 visual magnitude is 6.52. Because of its faintness, HR6441 is not visible to the naked eye.

DSS2 image of HR6441. The red arrow shows the motion of HR6441 during the next 1000 years (-2.52 arcmin in Right Ascension and -1.70 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 17h 22m 04s

Declination -19° 21’ 23”

Hour Angle 22h 28m 59s

Sidereal Time 15h 51m 03s

J2000

Right Ascension 17h 20m 34s

Declination -19° 19’ 58”

Galactic Coordinates

Galactic Longitude 5.04°

Galactic Latitude 9.98°

Finder Chart

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Finder chart for HR6441.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.52

Class Sub-giant

Absolute magnitude 3.07

Spectral Type G3IV

Color Index (B-V) 0.58

Temperature 6047K

The red dot in the diagram below shows where HR6441 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6441. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR6441 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 HR6441 double sysyem:

Main star magnitude 6.52

Secondary star magnitude 14.02

Magnitude difference 7.5

Separation 5.1 arcsec

Distance, Radial Speed, Proper Motion

HR6441 is distant 159.73 light years from the Sun and it is moving towards the Sun at the speed of 69 kilometers per second.

Distance (parsec) 49.00

Distance (light year) 159.73

Radial Speed -69 km/s

Proper Motion RA -0.151 arcsec/y

Proper Motion Dec -0.102"/y

Alternative Designations

Henry Draper Catalogue HD156846

SAO Catalogue SAO160474

Hipparcos Catalogue HIP84856

Durchmusterung Catalogue BD-19 4605

Aitken Double Star Catalogue ADS10476

Visibility from Your Location

Today's HR6441 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 109.4° RISE 22:08

Max altitude: 19.2° TRANSIT 2:26

Azimuth: 250.6° SET 6:40

Set Location

Other stars in Ophiuchus