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SUBJECT: NGC
6905 PLANETARY NEBULA
IMAGE's Taken:
Sept 11-12 2001
LOCATION:ACORN
HOLLOW OBSERVATORY--SUTTON MA.
TELESCOPE or CAMERA:
10"
SCT @ f/10 ST-237 CCD working at 2x2 binning
POST PROCESSING:Astro-Art
NOTES: 6-120sec
added- Non-Linear filter-DeGauss filter