HR6397

Below the horizon. Rise: 16:38 | Tran: 18:51 | Set: 21:05

Alt: -6.83° Az: 138.06° Direction: South-East

HR6397 is a variable main-sequence star of spectral class O7 in the constellation of Scorpius.

HR6397 visual magnitude is 5.53. Because of its faintness, HR6397 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 HR6397. The red arrow shows the motion of HR6397 during the next 100000 years (15.00 arcmin in Right Ascension and 0.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 17h 16m 56s

Declination -33° 34’ 28”

Hour Angle 20h 28m 47s

Sideral Time 13h 45m 44s

J2000

Right Ascension 17h 15m 19s

Declination -33° 32’ 53”

Galactic Coordinates

Galactic Longitude 352.59°

Galactic Latitude 2.87°

Finder Chart

Simplified finder chart for HR6397.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.53

Class Main-sequence

Absolute magnitude -5.15

Spectral Type O7V

Color Index (B-V) -0.01

Temperature 10252K

The red dot in the diagram below shows where HR6397 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6397. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR6397 is distant 4,465.75 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.

Distance (parsec) 1,369.86

Distance (light year) 4,465.75

Radial Speed 4 km/s

Proper Motion RA 0.009 arcsec/y

Alternative Designations

Henry Draper Catalogue HD155806

SAO Catalogue SAO208585

Hipparcos Catalogue HIP84401

Durchmusterung Catalogue CD-3311875

General Catalogue of Variable Stars 8388

Visibility from Your Location

Today's HR6397 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 123.6° RISE 16:38

Max altitude: 4.9° TRANSIT 18:51

Azimuth: 236.4° SET 21:05

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

Location

Other stars in Scorpius