UGC 3688 UGC 3450
Gem
☀15.0mag
Ø 66'' / 36''

900/1200mm - 48" (4/1/11): picked up while acquiring the field of Abell 19, located 37' NW. At 287x, appeared moderately bright, slightly elongated, 30"x25", sharply concentrated with a very small bright core. A star is embedded at the west edge of the halo. Located in a rich star field.