HR6800

Above the horizon. Rise: 12:56 | Tran: 19:11 | Set: 1:30

Alt: 4.03° Az: 270.29° Direction: West

HR6800 is a giant star of spectral class K2 in the constellation of Ophiuchus.

HR6800 visual magnitude is 5.51. Because of its faintness, HR6800 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 HR6800. The red arrow shows the motion of HR6800 during the next 10000 years (3.50 arcmin in Right Ascension and -0.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 18h 11m 54s

Declination +03° 19’ 51”

Hour Angle 05h 50m 51s

Sideral Time 00h 02m 45s

J2000

Right Ascension 18h 10m 40s

Declination +03° 19’ 27”

Galactic Coordinates

Galactic Longitude 31.24°

Galactic Latitude 10.58°

Finder Chart

Simplified finder chart for HR6800.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.51

Class Giant

Absolute magnitude 0.00

Spectral Type K2III

Color Index (B-V) 1.19

Temperature 4328K

The red dot in the diagram below shows where HR6800 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6800. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR6800 is distant 412.14 light years from the Sun and it is moving far from the Sun at the speed of 10 kilometers per second.

Distance (parsec) 126.42

Distance (light year) 412.14

Radial Speed 10 km/s

Proper Motion RA 0.021 arcsec/y

Proper Motion Dec -0.003"/y

Alternative Designations

Henry Draper Catalogue HD166460

SAO Catalogue SAO123212

Hipparcos Catalogue HIP89065

Durchmusterung Catalogue BD+03 3620

FK5 Catalogue 3445

Visibility from Your Location

Today's HR6800 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 86.7° RISE 12:56

Max altitude: 41.9° TRANSIT 19:11

Azimuth: 273.3° SET 1:30

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

Location

Other stars in Ophiuchus