HR8783

Below the horizon. Rise: 18:41 | Tran: 23:10 | Set: 3:42

Alt: -22.49° Az: 270.77° Direction: West

HR8783 is a double hypergiant star of spectral class K0 in the constellation of Aquarius.

HR8783 visual magnitude is 6.14. Because of its faintness, HR8783 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 HR8783. The red arrow shows the motion of HR8783 during the next 10000 years (-8.00 arcmin in Right Ascension and -6.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 23h 06m 31s

Declination -16° 56’ 42”

Hour Angle 07h 00m 05s

Sideral Time 06h 06m 36s

J2000

Right Ascension 23h 05m 12s

Declination -17° 04’ 45”

Galactic Coordinates

Galactic Longitude 49.67°

Galactic Latitude -63.5°

Finder Chart

Simplified finder chart for HR8783.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.14

Class Hypergiant

Absolute magnitude 0.00

Spectral Type K0

Color Index (B-V) 1.37

Temperature 4000K

The red dot in the diagram below shows where HR8783 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8783. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR8783 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR8783 double sysyem:

Main star magnitude 6.14

Secondary star magnitude 11.24

Magnitude difference 5.1

Separation 56.1 arcsec

Distance, Radial Speed, Proper Motion

HR8783 is distant 551.61 light years from the Sun and it is moving towards the Sun at the speed of 15 kilometers per second.

Distance (parsec) 169.20

Distance (light year) 551.61

Radial Speed -15 km/s

Proper Motion RA -0.048 arcsec/y

Proper Motion Dec -0.039"/y

Alternative Designations

Henry Draper Catalogue HD218061

SAO Catalogue SAO165481

Hipparcos Catalogue HIP113998

Durchmusterung Catalogue BD-17 6661

FK5 Catalogue 3846

Visibility from Your Location

Today's HR8783 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 106.9° RISE 18:41

Max altitude: 21.6° TRANSIT 23:10

Azimuth: 253.1° SET 3:42

Set Location

Other stars in Aquarius