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🌎 Location: Greenwich, United Kingdom [change]

NGC 6822 (Barnard's Galaxy) - Irregular Galaxy

NGC 6822 is a Irregular Galaxy in the Sagittarius constellation. NGC 6822 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.

NGC 6822
Galaxy
Sagittarius
  • NGC 6822 is below the horizon from Greenwich, United Kingdom [change]. See also rise and set times.
  • Given its visual magnitude of 8.1, NGC 6822 is visible with the help of a binocular with a 40-50mm aperture or a small telescope.
Available Resources for NGC 6822 (Barnard's Galaxy) - Irregular Galaxy

Photometric information of NGC 6822

The following table lists the magnitude of NGC 6822 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).

18
8.1
7.48
6.92
6.72

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 6822.

24.25 mag/arcsec2

Apparent size of NGC 6822

The following table reports NGC 6822 apparent angular size. The green area displayed on top of the DSS2 image of NGC 6822 is a visual representation of it.
17.38 arcmin
16.75 arcmin
27°

Digitized Sky Survey image of NGC 6822

The image below is a photograph of NGC 6822 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 0.57933333333333x0.57933333333333 degrees (34.76x34.76 arcmins).

Image of NGC 6822 (Barnard's Galaxy) - Irregular Galaxy star
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DSS2 image of NGC 6822 in the Red band. The green region on the image is a representation of the major (17.38 arcmin) and minor (16.75 arcmin) axes of the object's apparent size.

NGC 6822 (Barnard's Galaxy) - Irregular Galaxy morphological classification

NGC 6822 (Barnard's Galaxy) - Irregular Galaxy is classified as Irregular (I) according to the Hubble and de Vaucouleurs galaxy morphological classification. The diagram below shows a visual representation of the position of NGC 6822 (Barnard's Galaxy) - Irregular Galaxy in the Hubble de Vaucouleurs sequence.

NGC 6822 (Barnard's Galaxy) - Irregular Galaxy
Visualization of the morphological classification of NGC 6822 (Barnard's Galaxy) - Irregular Galaxy, Irregular (I).
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY

Celestial coordinates and finder chart of NGC 6822

Celestial coordinates for the J2000 equinox of NGC 6822 are provided in the following table:

19h 44m 57s
-14° 48’ 11”

The simplified sky charts below show the position of NGC 6822 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 6822 (Barnard's Galaxy) - Irregular Galaxy star
Simplified finder chart for NGC 6822 (Barnard's Galaxy) - Irregular Galaxy.

Finder chart NGC 6822 (Barnard's Galaxy) - Irregular Galaxy star
Simplified finder chart for NGC 6822 (Barnard's Galaxy) - Irregular Galaxy.

Rise ans set times of NGC 6822 from your location

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

Today's NGC 6822 (Barnard's Galaxy) - Irregular Galaxy rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 104.8°
Max altitude: 23.7°
Azimuth: 255.2°
NGC 6822 (Barnard's Galaxy) - Irregular Galaxy is below the horizon from Greenwich, United Kingdom