20 Ceti

Above the horizon. Rise: 18:48 | Tran: 0:41 | Set: 6:38

Alt: 28.18° Az: 225.17° Direction: South-West

20 Ceti is a hypergiant star of spectral class M0 in the constellation of Cetus.

20 Ceti visual magnitude is 4.77. Because of its moderate brightness, 20 Ceti 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 20 Ceti. The red arrow shows the motion of 20 Ceti during the next 10000 years (1.33 arcmin in Right Ascension and -2.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 00h 54m 16s

Declination -01° 00’ 36”

Hour Angle 02h 34m 48s

Sideral Time 03h 29m 04s

J2000

Right Ascension 00h 53m 00s

Declination -01° 08’ 39”

Galactic Coordinates

Galactic Longitude 123.83°

Galactic Latitude -64.01°

Finder Chart

Simplified finder chart for 20 Ceti.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.77

Class Hypergiant

Absolute magnitude -1.24

Spectral Type M0III

Color Index (B-V) 1.57

Temperature 3691K

The red dot in the diagram below shows where 20 Ceti is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 20 Ceti. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

20 Ceti is distant 519.11 light years from the Sun and it is moving far from the Sun at the speed of 16 kilometers per second.

Distance (parsec) 159.24

Distance (light year) 519.11

Radial Speed 16 km/s

Proper Motion RA 0.008 arcsec/y

Proper Motion Dec -0.017"/y

Alternative Designations

Flamsteed designation 20 Ceti

Henry Draper Catalogue HD5112

SAO Catalogue SAO129009

Hipparcos Catalogue HIP4147

Durchmusterung Catalogue BD-01 114

FK5 Catalogue 1022

Visibility from Your Location

Today's 20 Ceti rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 91.0° RISE 18:48

Max altitude: 37.5° TRANSIT 0:41

Azimuth: 269.0° SET 6:38

Set Location

Other stars in Cetus