400/500mm - 17.5" (1/1/92): fairly faint, moderately large, elongated 3:2 N-S, brighter core, faint halo. Unusual appearance as a mag 12 star is embedded in the east side. Also three mag 14-15 stars are nearby with one at the south end. Picked up looking for NGC 2577 12' NW. Outlying member of the Cancer I galaxy cluster.