103 Aquarii

Below the horizon. Rise: 18:59 | Tran: 23:22 | Set: 3:49

Alt: -14.17° Az: 258.96° Direction: West

103 Aquarii is a giant star of spectral class K5 in the constellation of Aquarius.

103 Aquarii visual magnitude is 5.34. Because of its faintness, 103 Aquarii 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 103 Aquarii. The red arrow shows the motion of 103 Aquarii during the next 10000 years (-6.50 arcmin in Right Ascension and -11.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 23h 42m 51s

Declination -17° 53’ 22”

Hour Angle 06h 01m 44s

Sideral Time 05h 44m 35s

J2000

Right Ascension 23h 41m 34s

Declination -18° 01’ 37”

Galactic Coordinates

Galactic Longitude 58.77°

Galactic Latitude -71.51°

Finder Chart

Simplified finder chart for 103 Aquarii.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.34

Class Giant

Absolute magnitude -0.93

Spectral Type K5III

Color Index (B-V) 1.57

Temperature 3691K

The red dot in the diagram below shows where 103 Aquarii is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 103 Aquarii. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

103 Aquarii is distant 584.23 light years from the Sun and it is moving far from the Sun at the speed of 25 kilometers per second.

Distance (parsec) 179.21

Distance (light year) 584.23

Radial Speed 25 km/s

Proper Motion RA -0.039 arcsec/y

Proper Motion Dec -0.071"/y

Alternative Designations

Flamsteed designation 103 Aquarii

Henry Draper Catalogue HD222547

SAO Catalogue SAO165834

Hipparcos Catalogue HIP116889

Durchmusterung Catalogue BD-18 6357

Visibility from Your Location

Today's 103 Aquarii rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 107.9° RISE 18:59

Max altitude: 20.6° TRANSIT 23:22

Azimuth: 252.1° SET 3:49

Set Location

Other stars in Aquarius