NGC 520 - Arp 157
Pisces
Penryn, California
October 2005 / 2010
FS-128G (ST-4, ag)
ST10-XME RGB 15 minute subs
ST-2000XM Lum 10 minute subs (2010)
NGC 520 is a "Mid-Range Merger", two galaxies merging together
to form a new
system. NGC 520 is a 3x2 arc minute, magnitude 13.0 type Sa (pec) at a
distance of 191 Mly.