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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 6:42 
Transit: 12:53 
Sunset: 19:03
wb_twilight   (Nautical Twilight)  
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All Constellations »  Hercules »  Deep Sky Objects » 

IC 4612 - Lenticular Galaxy in Hercules

Above the horizon.  Circumpolar today
Alt: 0.80°   Az: 3.84°   Direction: North

IC 4612 is a Lenticular Galaxy in the Hercules constellation. IC 4612 is situated north of the celestial equator and, as such, it is more easily visible from the northern hemisphere. Given its B magnitude of 14.6, IC 4612 is visible with the help of a telescope having an aperture of 20 inches (500mm) or more.

The image below is a photograph of IC 4612 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 0.5000x0.5000 degrees (30.00x30.00 arcmins).

Image of IC 4612 - Lenticular Galaxy in Hercules star
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DSS2 image of IC 4612 in the Red band. The green region on the image is a representation of the major (1 arcmin) and minor (1 arcmin) axes of the object's apparent size.

Celestial Coordinates

Apparent

16h 34m 40s
+39° 12’ 46”
12h 19m 51s
04h 54m 32s

J2000

16h 33m 50s
+39° 15’ 47”

Finder Chart

The simplified sky charts below show the position of IC 4612 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 IC 4612 - Lenticular Galaxy in Hercules star
Simplified finder chart for IC 4612 - Lenticular Galaxy in Hercules.

Finder chart IC 4612 - Lenticular Galaxy in Hercules star
Simplified finder chart for IC 4612 - Lenticular Galaxy in Hercules.

Photometric Information

The following table lists the magnitude of IC 4612 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
11.98
11.22
10.95

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 IC 4612.

23.86 mag/arcsec2

Apparent Size

The following table reports IC 4612 apparent angular size. The green area displayed on top of the DSS2 image of IC 4612 is a visual representation of it.
1 arcmin
1 arcmin
103°

Morphological Classification

IC 4612 - Lenticular Galaxy in Hercules is classified as Lenticular (S0-Aa) according to the Hubble and de Vaucouleurs galaxy morphological classification. The diagram below shows a visual representation of the position of IC 4612 - Lenticular Galaxy in Hercules in the Hubble de Vaucouleurs sequence.

IC 4612 - Lenticular Galaxy in Hercules
Visualization of the morphological classification of IC 4612 - Lenticular Galaxy in Hercules, Lenticular (S0-Aa).
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY

Rise and Set Times

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

IC 4612 - Lenticular Galaxy in Hercules is circumpolar and transits at 16:38 UTC (altitude: 77.7°)