13 Ceti

Above the horizon. Rise: 20:25 | Tran: 2:10 | Set: 7:51

Alt: 14.18° Az: 245.34° Direction: West-South-West

13 Ceti is a variable and multiple main-sequence star of spectral class F8 in the constellation of Cetus.

13 Ceti visual magnitude is 5.2. Because of its faintness, 13 Ceti 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 13 Ceti. The red arrow shows the motion of 13 Ceti during the next 1000 years (6.88 arcmin in Right Ascension and -0.43 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 00h 36m 30s

Declination -03° 27’ 25”

Hour Angle 04h 07m 52s

Sideral Time 04h 44m 23s

J2000

Right Ascension 00h 35m 14s

Declination -03° 35’ 34”

Galactic Coordinates

Galactic Longitude 112.89°

Galactic Latitude -66.15°

Finder Chart

Simplified finder chart for 13 Ceti.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.2

Class Main-sequence

Absolute magnitude 3.58

Spectral Type F8V

Color Index (B-V) 0.56

Temperature 6129K

The red dot in the diagram below shows where 13 Ceti is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 13 Ceti. Attribution: Richard Powell / CC BY-SA

Star System Properties

13 Ceti is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the 13 Ceti double sysyem:

Main star magnitude 5.2

Secondary star magnitude 5.9

Magnitude difference 0.7

Separation 0.3 arcsec

Distance, Radial Speed, Proper Motion

13 Ceti is distant 68.62 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.

Distance (parsec) 21.05

Distance (light year) 68.62

Radial Speed 9 km/s

Proper Motion RA 0.413 arcsec/y

Proper Motion Dec -0.026"/y

Alternative Designations

Flamsteed designation 13 Ceti

Henry Draper Catalogue HD3196

SAO Catalogue SAO128839

Hipparcos Catalogue HIP2762

Durchmusterung Catalogue BD-04 62

Gliese Catalogue Gl 23 A

General Catalogue of Variable Stars 212

Aitken Double Star Catalogue ADS490

Visibility from Your Location

Today's 13 Ceti rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 93.5° RISE 20:25

Max altitude: 35.1° TRANSIT 2:10

Azimuth: 266.5° SET 7:51

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

Location

Other stars in Cetus