18  May  2018
   Horse Head and Flame - Modified SHO


By Rodney Watters

Object: Barnard 33, NGC2024 and others;  When: Data collected during Nov/Dec 2017
 Telescope: Takahashi TSA120 OTA @ F5.6 (.75x focal reducer)
 Camera: QSI683 WS8;  Filters: Ha (6nm), OIII (6nm), SII (6nm)
 Exposure: Ha 23 x 1200s; OIII 25 x 1200s; SII 22 x 1200s
 Image acquisition: Sequence Generator Pro;  Processing: Pixinsight 1.8.5



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