Image of the day

Captured by
Douglas Rollain

M20 Trifid Nebula in LRGBHa

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M16 - Eagle Nebula Narrowband image

M16 - Eagle Nebula Narrowband


Acquisition Details
  • Number of frames:
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Description

M16 in Hubble palette: 17.5 hours Ha 3nm, 11 hours OIII 3nm, 10 hours SII 3nm. 12" LX200R (ACF) scope on Paramount ME, STL-11000M with FW-8 and Astrodon narrowband filters; Bellerophon focuser, Optec Pyxis 3" rotator. Taken over 27 nights (!) mid-May to Mid-July using CCDAutoPilot at Sierra Skies Observatory near Sacramento, California.. Approx 60 hours total imaging time including LRGB which I'll add for proper star color.