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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 4:42 
Transit: 13:00 
Sunset: 21:17
sunny   (Daytime)   What's Visible Now?

NGC 391 - Elliptical Galaxy in Cetus

Below the horizon.  Rise: 2:08 | Tran: 8:11 | Set: 14:14
Altitude: -36.2°   Azimuth: 18.1°   Direction: North-North-East

NGC 391 is a Elliptical Galaxy in the Cetus constellation. NGC 391 is situated close to the celestial equator and, as such, it is at least partly visible from both hemispheres in certain times of the year.

The image below is a photograph of NGC 391 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).

Image of NGC 391 - Elliptical Galaxy in Cetus star
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DSS2 image of NGC 391 in the Red band. The green region on the image is a representation of the major (0.98 arcmin) and minor (0.74 arcmin) axes of the object's apparent size.

Key facts about NGC 391

NGC 391
Galaxy
Cetus

NGC 391 is below the horizon from Greenwich, UK.

Altitude: -36.2°
Azimuth: 18.1°
Direction: North-North-East

See also NGC 391 rise and set times.

Given its B magnitude of 14.6, NGC 391 is visible with the help of a telescope having an aperture of 20 inches (500mm) or more.

Available Resources for NGC 391 - Elliptical Galaxy in Cetus

Photometric information of NGC 391

The following table lists the magnitude of NGC 391 in different bands of the electomagnetic spectrum (when available), from the B band (445nm wavelength, corresponding to the Blue color), to the V band ( 551nm wavelength, corresponding to Green/Yellow color), to the J, H, K bands (corresponding to 1220nm, 1630nm, 2190nm wavelengths respectively, which are colors not visible to the human eye).

14.6
11.28
10.58
10.3

For more information about photometry in astronomy, check the photometric system article on Wikipedia.

The surface brightess reported below is an indication of the brightness per unit of angular area of NGC 391.

23.32 mag/arcsec2

Apparent size of NGC 391

The following table reports NGC 391 apparent angular size. The green area displayed on top of the DSS2 image of NGC 391 is a visual representation of it.
0.98 arcmin
0.74 arcmin
38°

NGC 391 - Elliptical Galaxy in Cetus morphological classification

NGC 391 - Elliptical Galaxy in Cetus is classified as Elliptical (E) according to the Hubble and de Vaucouleurs galaxy morphological classification. The diagram below shows a visual representation of the position of NGC 391 - Elliptical Galaxy in Cetus in the Hubble de Vaucouleurs sequence.

NGC 391 - Elliptical Galaxy in Cetus
Visualization of the morphological classification of NGC 391 - Elliptical Galaxy in Cetus, Elliptical (E).
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY

Celestial coordinates and finder chart of NGC 391

Celestial coordinates for the J2000 equinox of NGC 391 are provided in the following table:

01h 07m 23s
+00° 55’ 33”

The simplified sky charts below show the position of NGC 391 in the sky. The first chart has a field of view of 60° while the second one has a field of view of 10°.

Finder chart NGC 391 - Elliptical Galaxy in Cetus star
Simplified finder chart for NGC 391 - Elliptical Galaxy in Cetus.

Finder chart NGC 391 - Elliptical Galaxy in Cetus star
Simplified finder chart for NGC 391 - Elliptical Galaxy in Cetus.

Rise and set times of NGC 391 from your location

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

Today's NGC 391 - Elliptical Galaxy in Cetus rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 89.1°
Max altitude: 39.4°
Azimuth: 270.9°