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🌎  Greenwich, United Kingdom [change]

NGC 812 - Spiral Galaxy in Andromeda

NGC 812 is a Spiral Galaxy in the Andromeda constellation. NGC 812 is situated north of the celestial equator and, as such, it is more easily visible from the northern hemisphere.

NGC 812
Galaxy
Andromeda
  • NGC 812 is above the horizon from Greenwich, United Kingdom [change]. Its current altitude is 9° above the horizon. See also rise and set times.
  • Given its B magnitude of 12.8, NGC 812 is visible with the help of a telescope havng an aperture of 10 inches (250mm) or more.
Available Resources for NGC 812 - Spiral Galaxy in Andromeda

Photometric information of NGC 812

The following table lists the magnitude of NGC 812 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).

12.8
10.67
9.98
9.67

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 812.

22.73 mag/arcsec2

Apparent size of NGC 812

The following table reports NGC 812 apparent angular size. The green area displayed on top of the DSS2 image of NGC 812 is a visual representation of it.
2.74 arcmin
0.97 arcmin
161°

Digitized Sky Survey image of NGC 812

The image below is a photograph of NGC 812 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 812 - Spiral Galaxy in Andromeda star
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DSS2 image of NGC 812 in the Red band. The green region on the image is a representation of the major (2.74 arcmin) and minor (0.97 arcmin) axes of the object's apparent size.

NGC 812 - Spiral Galaxy in Andromeda morphological classification

NGC 812 - Spiral Galaxy in Andromeda is classified as Spiral (SAc) according to the Hubble and de Vaucouleurs galaxy morphological classification. The diagram below shows a visual representation of the position of NGC 812 - Spiral Galaxy in Andromeda in the Hubble de Vaucouleurs sequence.

NGC 812 - Spiral Galaxy in Andromeda
Visualization of the morphological classification of NGC 812 - Spiral Galaxy in Andromeda, Spiral (SAc).
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY

Celestial coordinates and finder chart of NGC 812

Celestial coordinates for the J2000 equinox of NGC 812 are provided in the following table:

02h 06m 51s
+44° 34’ 22”

The simplified sky charts below show the position of NGC 812 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 812 - Spiral Galaxy in Andromeda star
Simplified finder chart for NGC 812 - Spiral Galaxy in Andromeda.

Finder chart NGC 812 - Spiral Galaxy in Andromeda star
Simplified finder chart for NGC 812 - Spiral Galaxy in Andromeda.

Rise ans set times of NGC 812 from your location

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

NGC 812 - Spiral Galaxy in Andromeda is circumpolar and transits at 09:43 UTC (altitude: 83.1°)