The Trifid nebula is a combination of bright emission, reflection, and dark nebula located in the constellation of Sagittarius. It is estimated to be around 5,000 light years distant. This is reprocessed data from July 2017.
Technical specifications:
Astrotech 12'' RC
Camera: QHY9M CCD
Filters: Orion 2'' LRGB
Mount: AP900 GTO
Guiding: Meade DSI Pro II
Focus: Robofocus
Software: CCD Commander, Maxim DL, FocusMax 3, Photoshop CC 2018, Pixinsight 1.8.5
Date: 16-18 July, 2017
Exposure: Lum: 9x900'' bin1 RGB: 8x300''each bin1
Seeing: 3'' (average)
Total integration: 4 hours
Location: Asteria remote observatory, Hocking Hills OH
