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