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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 5:53  
clear_day Transit: 12:57  
SunsetSet: 20:02
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All Constellations »  Sculptor »  Deep Sky Objects » 

NGC 7793 - Spiral Galaxy in Sculptor

Altitude: -49.0°   Azimuth: 82.7°   Direction: East

NGC 7793 is a Spiral Galaxy in the Sculptor constellation. NGC 7793 is situated south of the celestial equator and, as such, it is more easily visible from the southern hemisphere.

The image below is a photograph of NGC 7793 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 0.34733333333333x0.34733333333333 degrees (20.84x20.84 arcmins).

Image of NGC 7793 - Spiral Galaxy in Sculptor star
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DSS2 image of NGC 7793 in the Red band. The green region on the image is a representation of the major (10.42 arcmin) and minor (6.05 arcmin) axes of the object's apparent size.

Key facts about NGC 7793

NGC 7793
Galaxy
Sculptor

NGC 7793 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -49.0°
Azimuth: 82.7°
Direction: East

See also NGC 7793 rise and set times.

Given its visual magnitude of 9.28, NGC 7793 is visible with the help of a binocular with a 60-70mm aperture or a small telescope.

Available Resources for NGC 7793 - Spiral Galaxy in Sculptor

Photometric information of NGC 7793

The following table lists the magnitude of NGC 7793 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).

9.74
9.28
7.56
7.02
6.86

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 7793.

23.05 mag/arcsec2

Apparent size of NGC 7793

The following table reports NGC 7793 apparent angular size. The green area displayed on top of the DSS2 image of NGC 7793 is a visual representation of it.
10.42 arcmin
6.05 arcmin
89°

NGC 7793 - Spiral Galaxy in Sculptor morphological classification

NGC 7793 - Spiral Galaxy in Sculptor is classified as Spiral (SAcd) according to the Hubble and de Vaucouleurs galaxy morphological classification. The diagram below shows a visual representation of the position of NGC 7793 - Spiral Galaxy in Sculptor in the Hubble de Vaucouleurs sequence.

NGC 7793 - Spiral Galaxy in Sculptor
Visualization of the morphological classification of NGC 7793 - Spiral Galaxy in Sculptor, Spiral (SAcd).
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY

Celestial coordinates and finder chart of NGC 7793

Celestial coordinates for the J2000 equinox of NGC 7793 are provided in the following table:

23h 57m 50s
-32° 35’ 27”

The simplified sky charts below show the position of NGC 7793 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 7793 - Spiral Galaxy in Sculptor star
Simplified finder chart for NGC 7793 - Spiral Galaxy in Sculptor.

Finder chart NGC 7793 - Spiral Galaxy in Sculptor star
Simplified finder chart for NGC 7793 - Spiral Galaxy in Sculptor.

Rise and set times of NGC 7793 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 NGC 7793 - Spiral Galaxy in Sculptor 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: 122.6°
Max altitude: 5.9°
Azimuth: 237.4°