66 Aquarii

Above the horizon. Rise: 3:34 | Tran: 7:52 | Set: 12:10

Alt: 8.88° Az: 135.83° Direction: South-East

66 Aquarii is a variable giant star of spectral class K4 in the constellation of Aquarius.

66 Aquarii visual magnitude is 4.69. Because of its moderate brightness, 66 Aquarii is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

DSS2 image of 66 Aquarii. The red arrow shows the motion of 66 Aquarii during the next 10000 years (-4.50 arcmin in Right Ascension and -4.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 22h 44m 57s

Declination -18° 41’ 47”

Hour Angle 20h 53m 32s

Sidereal Time 19h 38m 29s

J2000

Right Ascension 22h 43m 35s

Declination -18° 49’ 49”

Galactic Coordinates

Galactic Longitude 41.88°

Galactic Latitude -59.52°

Finder Chart

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Finder chart for 66 Aquarii.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.69

Class Giant

Absolute magnitude -1.17

Spectral Type K4III

Color Index (B-V) 1.37

Temperature 4000K

The red dot in the diagram below shows where 66 Aquarii is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 66 Aquarii. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

66 Aquarii is distant 484.40 light years from the Sun and it is moving far from the Sun at the speed of 22 kilometers per second.

Distance (parsec) 148.59

Distance (light year) 484.40

Radial Speed 22 km/s

Proper Motion RA -0.027 arcsec/y

Proper Motion Dec -0.028"/y

Alternative Designations

Flamsteed designation 66 Aquarii

Henry Draper Catalogue HD215167

SAO Catalogue SAO165252

Hipparcos Catalogue HIP112211

Durchmusterung Catalogue BD-19 6324

General Catalogue of Variable Stars 14291

Visibility from Your Location

Today's 66 Aquarii rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 108.7° RISE 3:34

Max altitude: 19.8° TRANSIT 7:52

Azimuth: 251.3° SET 12:10

Set Location

Other stars in Aquarius