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NGC 722 - Spiral Galaxy

NGC 722 is a Spiral Galaxy in the Aries constellation. NGC 722 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 722
Galaxy
Aries
  • NGC 722 is above the horizon from Greenwich, United Kingdom [change]. Its current altitude is 31° above the horizon. See also rise and set times.
  • Given its B magnitude of 14.6, NGC 722 is visible with the help of a telescope havng an aperture of 20 inches (500mm) or more.
Available Resources for NGC 722 - Spiral Galaxy

Photometric information of NGC 722

The following table lists the magnitude of NGC 722 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).

14.6
11.26
10.55
10.33

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 722.

23.08 mag/arcsec2

Apparent size of NGC 722

The following table reports NGC 722 apparent angular size. The green area displayed on top of the DSS2 image of NGC 722 is a visual representation of it.
1.13 arcmin
0.47 arcmin
137°

Digitized Sky Survey image of NGC 722

The image below is a photograph of NGC 722 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 722 - Spiral Galaxy star
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DSS2 image of NGC 722 in the Red band. The green region on the image is a representation of the major (1.13 arcmin) and minor (0.47 arcmin) axes of the object's apparent size.

NGC 722 - Spiral Galaxy morphological classification

NGC 722 - Spiral Galaxy is classified as Spiral (SAb) according to the Hubble and de Vaucouleurs galaxy morphological classification. The diagram below shows a visual representation of the position of NGC 722 - Spiral Galaxy in the Hubble de Vaucouleurs sequence.

NGC 722 - Spiral Galaxy
Visualization of the morphological classification of NGC 722 - Spiral Galaxy, Spiral (SAb).
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY

Celestial coordinates and finder chart of NGC 722

Celestial coordinates for the J2000 equinox of NGC 722 are provided in the following table:

01h 54m 47s
+20° 41’ 53”

The simplified sky charts below show the position of NGC 722 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 722 - Spiral Galaxy star
Simplified finder chart for NGC 722 - Spiral Galaxy.

Finder chart NGC 722 - Spiral Galaxy star
Simplified finder chart for NGC 722 - Spiral Galaxy.

Rise ans set times of NGC 722 from your location

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

Today's NGC 722 - Spiral Galaxy rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 69.3°
Max altitude: 59.2°
Azimuth: 290.7°
NGC 722 - Spiral Galaxy is below the horizon from Greenwich, United Kingdom