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🌎 Location: Greenwich, United Kingdom [change]

NGC 1931 - Star Cluster + Nebula

NGC 1931 is a Star Cluster + Nebula in the Auriga constellation. NGC 1931 is situated north of the celestial equator and, as such, it is more easily visible from the northern hemisphere.

NGC 1931
Star Cluster + Nebula
Auriga
  • NGC 1931 is above the horizon from Greenwich, United Kingdom [change]. Its current altitude is 39° above the horizon. See also rise and set times.
  • Given its visual magnitude of 10.1, NGC 1931 is visible with the help of a binocular with a 80mm aperture or a small telescope.
Available Resources for NGC 1931 - Star Cluster + Nebula

Photometric information of NGC 1931

The following table lists the magnitude of NGC 1931 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).

10.1

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

Apparent size of NGC 1931

The following table reports NGC 1931 apparent angular size. The green area displayed on top of the DSS2 image of NGC 1931 is a visual representation of it.
4.8 arcmin
4.8 arcmin

Digitized Sky Survey image of NGC 1931

The image below is a photograph of NGC 1931 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 1931 - Star Cluster + Nebula star
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DSS2 image of NGC 1931 in the Red band. The green region on the image is a representation of the major (4.8 arcmin) and minor (4.8 arcmin) axes of the object's apparent size.

Celestial coordinates and finder chart of NGC 1931

Celestial coordinates for the J2000 equinox of NGC 1931 are provided in the following table:

05h 31m 24s
+34° 14’ 47”

The simplified sky charts below show the position of NGC 1931 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 1931 - Star Cluster + Nebula star
Simplified finder chart for NGC 1931 - Star Cluster + Nebula.

Finder chart NGC 1931 - Star Cluster + Nebula star
Simplified finder chart for NGC 1931 - Star Cluster + Nebula.

Rise ans set times of NGC 1931 from your location

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

Today's NGC 1931 - Star Cluster + Nebula rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 55.8°
Max altitude: 72.8°
Azimuth: 304.2°
NGC 1931 - Star Cluster + Nebula is below the horizon from Greenwich, United Kingdom