Planetary Nebula
1 ngc6781
2 ngc6543.6826.7009.7662
3 v838mon
4 m27
5 m27_5dmk2
6 m27_mx7c
7 m57
8 m57_ha
9 m57_mx7c
10 ngc40
11 ngc7048
Images 11
17.10.1998
ngc40
, CCD-camera Hisis22, Harpoint observatory, C14 , f=4m, 9.5min exposed, Lucy-Richardson filtering
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