HR6720

Below the horizon. Rise: 17:03 | Tran: 23:37 | Set: 6:12

Alt: -2.59° Az: 67.22° Direction: East-North-East

HR6720 is a variable main-sequence star of spectral class B8 in the constellation of Hercules.

HR6720 visual magnitude is 6.5. Because of its faintness, HR6720 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 HR6720. The red arrow shows the motion of HR6720 during the next 10000 years (2.50 arcmin in Right Ascension and -0.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 18h 01m 34s

Declination +19° 30’ 23”

Hour Angle 17h 10m 54s

Sidereal Time 11h 12m 28s

J2000

Right Ascension 18h 00m 27s

Declination +19° 30’ 20”

Galactic Coordinates

Galactic Longitude 45.34°

Galactic Latitude 19.71°

Finder Chart

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Finder chart for HR6720.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.5

Class Main-sequence

Absolute magnitude -1.98

Spectral Type B8V

Color Index (B-V) -0.06

Temperature 10941K

The red dot in the diagram below shows where HR6720 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6720. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR6720 is distant 1,621.89 light years from the Sun and it is moving towards the Sun at the speed of 29 kilometers per second.

Distance (parsec) 497.51

Distance (light year) 1,621.89

Radial Speed -29 km/s

Proper Motion RA 0.015 arcsec/y

Proper Motion Dec -0.001"/y

Alternative Designations

Henry Draper Catalogue HD164447

SAO Catalogue SAO103291

Hipparcos Catalogue HIP88172

Durchmusterung Catalogue BD+19 3494

General Catalogue of Variable Stars Var?

Visibility from Your Location

Today's HR6720 rise, transit and set times from Zhangbei, China are the following (all times relative to the local timezone Asia/Shanghai):

Azimuth: 70.5° RISE 17:03

Max altitude: 85.2° TRANSIT 23:37

Azimuth: 289.5° SET 6:12

Name:	Zhangbei, China
Latitude:	24° 17' 33.7" N
Longitude:	113° 3' 7.2" E
Timezone:	Asia/Shanghai

Set Location

Other stars in Hercules