HR8840

Above the horizon. Rise: 18:42 | Tran: 0:23 | Set: 6:08

Alt: 25.28° Az: 225.77° Direction: South-West

HR8840 is a main-sequence star of spectral class A3 in the constellation of Aquarius.

HR8840 visual magnitude is 5.55. Because of its faintness, HR8840 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 HR8840. The red arrow shows the motion of HR8840 during the next 100000 years (-11.67 arcmin in Right Ascension and -5.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 23h 16m 50s

Declination -03° 21’ 40”

Hour Angle 02h 41m 52s

Sideral Time 01h 58m 43s

J2000

Right Ascension 23h 15m 34s

Declination -03° 29’ 47”

Galactic Coordinates

Galactic Longitude 74.66°

Galactic Latitude -57.09°

Finder Chart

Simplified finder chart for HR8840.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.55

Class Main-sequence

Absolute magnitude 1.29

Spectral Type A3V

Color Index (B-V) 0.06

Temperature 9434K

The red dot in the diagram below shows where HR8840 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8840. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8840 is distant 231.37 light years from the Sun and it is moving far from the Sun at the speed of 11 kilometers per second.

Distance (parsec) 70.97

Distance (light year) 231.37

Radial Speed 11 km/s

Proper Motion RA -0.007 arcsec/y

Proper Motion Dec -0.003"/y

Alternative Designations

Henry Draper Catalogue HD219402

SAO Catalogue SAO146593

Hipparcos Catalogue HIP114822

Durchmusterung Catalogue BD-04 5852

FK5 Catalogue 3860

Visibility from Your Location

Today's HR8840 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 93.4° RISE 18:42

Max altitude: 35.2° TRANSIT 0:23

Azimuth: 266.6° SET 6:08

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

Location

Other stars in Aquarius