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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:04  
clear_day Transit: 12:06  
SunsetSet: 18:09
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All Constellations »  Coma Berenices »  Deep Sky Objects » 

NGC 3999 - Elliptical Galaxy in Coma Berenices

Altitude: 54.3°   Azimuth: 234.3°   Direction: South-West

NGC 3999 is a Elliptical Galaxy in the Coma Berenices constellation. NGC 3999 is situated north of the celestial equator and, as such, it is more easily visible from the northern hemisphere.

The image below is a photograph of NGC 3999 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 3999 - Elliptical Galaxy in Coma Berenices star
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DSS2 image of NGC 3999 in the Red band. The green region on the image is a representation of the major (0.63 arcmin) and minor (0.4 arcmin) axes of the object's apparent size.

Key facts about NGC 3999

NGC 3999
Galaxy
Coma Berenices

NGC 3999 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 54.3°
Azimuth: 234.3°
Direction: South-West

See also NGC 3999 rise and set times.

Given its B magnitude of 15.7, NGC 3999 is visible only through long exposure photography.

Available Resources for NGC 3999 - Elliptical Galaxy in Coma Berenices

Photometric information of NGC 3999

The following table lists the magnitude of NGC 3999 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).

15.7
13.27
12.57
12.26

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 3999.

23.78 mag/arcsec2

Apparent size of NGC 3999

The following table reports NGC 3999 apparent angular size. The green area displayed on top of the DSS2 image of NGC 3999 is a visual representation of it.
0.63 arcmin
0.4 arcmin
86°

NGC 3999 - Elliptical Galaxy in Coma Berenices morphological classification

NGC 3999 - Elliptical Galaxy in Coma Berenices 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 3999 - Elliptical Galaxy in Coma Berenices in the Hubble de Vaucouleurs sequence.

NGC 3999 - Elliptical Galaxy in Coma Berenices
Visualization of the morphological classification of NGC 3999 - Elliptical Galaxy in Coma Berenices, Elliptical (E).
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY

Celestial coordinates and finder chart of NGC 3999

Celestial coordinates for the J2000 equinox of NGC 3999 are provided in the following table:

11h 57m 56s
+25° 04’ 05”

The simplified sky charts below show the position of NGC 3999 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 3999 - Elliptical Galaxy in Coma Berenices star
Simplified finder chart for NGC 3999 - Elliptical Galaxy in Coma Berenices.

Finder chart NGC 3999 - Elliptical Galaxy in Coma Berenices star
Simplified finder chart for NGC 3999 - Elliptical Galaxy in Coma Berenices.

Rise and set times of NGC 3999 from your location

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

Today's NGC 3999 - Elliptical Galaxy in Coma Berenices rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 64.9°
Max altitude: 63.6°
Azimuth: 295.1°