HR7658

Below the horizon. Rise: 15:48 | Tran: 19:41 | Set: 23:34

Alt: -29.37° Az: 89.93° Direction: East

HR7658 is a main-sequence star of spectral class F6 in the constellation of Sagittarius.

HR7658 visual magnitude is 6.45. Because of its faintness, HR7658 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 HR7658. The red arrow shows the motion of HR7658 during the next 10000 years (-7.00 arcmin in Right Ascension and 3.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 20h 05m 12s

Declination -22° 31’ 27”

Hour Angle 16h 42m 32s

Sideral Time 12h 47m 44s

J2000

Right Ascension 20h 03m 44s

Declination -22° 35’ 44”

Galactic Coordinates

Galactic Longitude 19.39°

Galactic Latitude -25.48°

Finder Chart

Simplified finder chart for HR7658.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.45

Class Main-sequence

Absolute magnitude 2.65

Spectral Type F6V

Color Index (B-V) 0.5

Temperature 6389K

The red dot in the diagram below shows where HR7658 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7658. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR7658 is distant 187.57 light years from the Sun and it is moving far from the Sun at the speed of 7 kilometers per second.

Distance (parsec) 57.54

Distance (light year) 187.57

Radial Speed 7 km/s

Proper Motion RA -0.042 arcsec/y

Proper Motion Dec 0.02"/y

Alternative Designations

Henry Draper Catalogue HD190009

SAO Catalogue SAO188863

Hipparcos Catalogue HIP98785

Durchmusterung Catalogue BD-22 5318

Visibility from Your Location

Today's HR7658 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 112.5° RISE 15:48

Max altitude: 16.0° TRANSIT 19:41

Azimuth: 247.5° SET 23:34

Set Location

Other stars in Sagittarius