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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:04  
clear_day Transit: 12:06  
SunsetSet: 18:09
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All Constellations »  Sagittarius »  Deep Sky Objects » 

NGC 6794 - Spiral Galaxy in Sagittarius

Altitude: -4.2°   Azimuth: 203.2°   Direction: South-South-West

NGC 6794 is a Spiral Galaxy in the Sagittarius constellation. NGC 6794 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 6794 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 6794 - Spiral Galaxy in Sagittarius star
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DSS2 image of NGC 6794 in the Red band. The green region on the image is a representation of the major (1.51 arcmin) and minor (1.26 arcmin) axes of the object's apparent size.

Key facts about NGC 6794

NGC 6794
Galaxy
Sagittarius

NGC 6794 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -4.2°
Azimuth: 203.2°
Direction: South-South-West

See also NGC 6794 rise and set times.

Given its B magnitude of 13.88, NGC 6794 is visible with the help of a telescope having an aperture of 14 inches (350mm) or more.

Available Resources for NGC 6794 - Spiral Galaxy in Sagittarius

Photometric information of NGC 6794

The following table lists the magnitude of NGC 6794 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).

13.88
10.54
9.83
9.62

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 6794.

23.43 mag/arcsec2

Apparent size of NGC 6794

The following table reports NGC 6794 apparent angular size. The green area displayed on top of the DSS2 image of NGC 6794 is a visual representation of it.
1.51 arcmin
1.26 arcmin
85°

NGC 6794 - Spiral Galaxy in Sagittarius morphological classification

NGC 6794 - Spiral Galaxy in Sagittarius is classified as Spiral (SAab) according to the Hubble and de Vaucouleurs galaxy morphological classification. The diagram below shows a visual representation of the position of NGC 6794 - Spiral Galaxy in Sagittarius in the Hubble de Vaucouleurs sequence.

NGC 6794 - Spiral Galaxy in Sagittarius
Visualization of the morphological classification of NGC 6794 - Spiral Galaxy in Sagittarius, Spiral (SAab).
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY

Celestial coordinates and finder chart of NGC 6794

Celestial coordinates for the J2000 equinox of NGC 6794 are provided in the following table:

19h 28m 04s
-38° 55’ 08”

The simplified sky charts below show the position of NGC 6794 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 6794 - Spiral Galaxy in Sagittarius star
Simplified finder chart for NGC 6794 - Spiral Galaxy in Sagittarius.

Finder chart NGC 6794 - Spiral Galaxy in Sagittarius star
Simplified finder chart for NGC 6794 - Spiral Galaxy in Sagittarius.

Rise and set times of NGC 6794 from your location

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

NGC 6794 - Spiral Galaxy in Sagittarius is currently not visible from Greenwich, United Kingdom edit_location_alt