Planetary nebulae
M 27
NGC 40
M 57
NGC 246
M 76
NGC 1501
M 97
NGC 1514
NGC 2392
NGC 2438
NGC 3242
NGC 6543
Abell 10
NGC 6572
Abell 12
NGC 6781
Abell 21
NGC 6818
Abell 39
NGC 6826
Abell 75
NGC 6894
NGC 7009
JE 1
NGC 7293
NGC 7635
NGC 7662