37 Ceti

37 Ceti is a variable and double main-sequence star in the constellation of Cetus.

37 Ceti visual magnitude is 5.13. Because of its reltive faintness, 37 Ceti should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about 37 Ceti:

Color of 37 Ceti ⬤

Magnitude of 37 Ceti 5.13

Class Main-sequence

VISIBILITY RIGHT NOW 37 Ceti is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of 37 Ceti

37 Ceti is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 37 Ceti are provided in the following table:

Right Ascension J2000 01h 14m 23s

Declination J2000 -07° 55’ 23”

Galactic Longitude 139.8°

Galactic Latitude -70.04°

Constellation Cetus

The simplified sky map below shows the position of 37 Ceti in the sky:

Simplified finder chart for 37 Ceti.

Visibility of 37 Ceti from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's 37 Ceti rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 97.9° RISE 4:22

Max altitude: 30.6° TRANSIT 9:40

Azimuth: 262.1° SET 14:58

RIGHT NOW 37 Ceti is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 37 Ceti

The image below is a photograph of 37 Ceti from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of 37 Ceti is 0.127 arcsec per year in Right Ascension and 0.273 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of 37 Ceti. The red arrow shows the motion of 37 Ceti during the next 1000 years (2.12 arcmin in Right Ascension and 4.55 arcmin in declination);

Distance of 37 Ceti from the Sun and relative movement

37 Ceti is distant 79.49 light years from the Sun and it is moving far from the Sun at the speed of 22 kilometers per second.

Distance (parsec) 24.38 pc

Distance (light year) 79.49 ly

Heliocentric radial velocity 22 km/s

Proper Motion RA 0.127 arcsec/year

Proper Motion Dec 0.273 arcsec/year

Spectral properties of 37 Ceti

37 Ceti belongs to spectral class F5 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 3.19

Spectral Type F5V

Color Index (B-V) 0.46

Temperature of 37 Ceti 6576K

The red dot in the diagram below shows where 37 Ceti is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 37 Ceti. Attribution: Richard Powell / CC BY-SA

37 Ceti star system properties

37 Ceti is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the 37 Ceti double sysyem:

Main star magnitude 5.13

Secondary star magnitude 7.83

Magnitude difference 2.7

Separation 49.8 arcsec

Alternative designations of 37 Ceti

Flamsteed designation 37 Ceti

Henry Draper Catalogue HD7439

SAO Catalogue SAO129193

Hipparcos Catalogue HIP5799

Durchmusterung Catalogue BD-08 216

Gliese Catalogue Gl 54.2A

General Catalogue of Variable Stars 446

Aitken Double Star Catalogue ADS1003

In Evidence

Other stars in Cetus