HR6617

Below the horizon. Rise: 20:50 | Tran: 0:43 | Set: 4:41

Alt: -15.43° Az: 106.88° Direction: South-South-West

HR6617 is a variable supergiant star of spectral class G6 in the constellation of Sagittarius.

HR6617 visual magnitude is 6.18. Because of its faintness, HR6617 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 HR6617. The red arrow shows the motion of HR6617 during the next 10000 years (0.50 arcmin in Right Ascension and -1.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 17h 49m 18s

Declination -22° 29’ 06”

Hour Angle 18h 13m 12s

Sidereal Time 12h 02m 30s

J2000

Right Ascension 17h 47m 45s

Declination -22° 28’ 41”

Galactic Coordinates

Galactic Longitude 5.77°

Galactic Latitude 2.94°

Finder Chart

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Finder chart for HR6617.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.18

Class Supergiant

Absolute magnitude -2.54

Spectral Type G6I

Color Index (B-V) 1.49

Temperature 3809K

The red dot in the diagram below shows where HR6617 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6617. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR6617 is distant 1,811.11 light years from the Sun and it is moving towards the Sun at the speed of 22 kilometers per second.

Distance (parsec) 555.56

Distance (light year) 1,811.11

Radial Speed -22 km/s

Proper Motion RA 0.003 arcsec/y

Proper Motion Dec -0.011"/y

Alternative Designations

Henry Draper Catalogue HD161664

SAO Catalogue SAO185765

Hipparcos Catalogue HIP87099

Durchmusterung Catalogue BD-22 4423

General Catalogue of Variable Stars 9682

Visibility from Your Location

Today's HR6617 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 112.5° RISE 20:50

Max altitude: 16.0° TRANSIT 0:43

Azimuth: 247.5° SET 4:41

Set Location

Other stars in Sagittarius