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🌎 Location: Greenwich, United Kingdom [change]

NGC 4291 - Elliptical Galaxy

NGC 4291 is a Elliptical Galaxy in the Draco constellation. NGC 4291 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere.

NGC 4291
Galaxy
Draco
  • NGC 4291 is above the horizon from Greenwich, United Kingdom [change]. Its current altitude is 55° above the horizon. See also rise and set times.
  • Given its B magnitude of 17, NGC 4291 is visible only through long exposure photography.
Available Resources for NGC 4291 - Elliptical Galaxy

Photometric information of NGC 4291

The following table lists the magnitude of NGC 4291 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).

17
9.37
8.65
8.42

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 4291.

22.68 mag/arcsec2

Apparent size of NGC 4291

The following table reports NGC 4291 apparent angular size. The green area displayed on top of the DSS2 image of NGC 4291 is a visual representation of it.
1.93 arcmin
1.62 arcmin
108°

Digitized Sky Survey image of NGC 4291

The image below is a photograph of NGC 4291 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 4291 - Elliptical Galaxy star
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DSS2 image of NGC 4291 in the Red band. The green region on the image is a representation of the major (1.93 arcmin) and minor (1.62 arcmin) axes of the object's apparent size.

NGC 4291 - Elliptical Galaxy morphological classification

NGC 4291 - Elliptical Galaxy is classified as Elliptical (E) according to the Hubble and de Vaucouleurs galaxy morphological classification. The diagram below shows a visual representation of the position of NGC 4291 - Elliptical Galaxy in the Hubble de Vaucouleurs sequence.

NGC 4291 - Elliptical Galaxy
Visualization of the morphological classification of NGC 4291 - Elliptical Galaxy, Elliptical (E).
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY

Celestial coordinates and finder chart of NGC 4291

Celestial coordinates for the J2000 equinox of NGC 4291 are provided in the following table:

12h 20m 17s
+75° 22’ 14”

The simplified sky charts below show the position of NGC 4291 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 4291 - Elliptical Galaxy star
Simplified finder chart for NGC 4291 - Elliptical Galaxy.

Finder chart NGC 4291 - Elliptical Galaxy star
Simplified finder chart for NGC 4291 - Elliptical Galaxy.

Rise ans set times of NGC 4291 from your location

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

NGC 4291 - Elliptical Galaxy is circumpolar and transits at 14:58 UTC (altitude: 66.1°)