M61 (NGC 4303)

Typ:Spiral galaxy
Constellation:Virgo
Size:6x5.5'
Distance:50200–54800 kLj
Brightness:10.2 mag
Position:RA:12h 21m 54.9s DEC:+04° 28′ 25″
Max. height:44.47°, Mar. (midnight at +50°N)
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Discovered:Barnaba Oriani, 1779
Details:Read more on Wikipedia

The next image shows the full frame in a manual edit (580mm, ASI2600MM, LRGB 1h).