The Elephant Trunk Nebula in Cepheus (IC 1396A)
From the author of Sizing Up The Universe
8:57 pm EDT, August 29, 2016
Starlight Express Trius SX-694 on 10" RCOS
Hα =
156 mins (in 6 min guided increments)
No flats, darks, or biases. Richardson-Lucy deconv.
3:28 am EDT, August 6, 2004
Starlight Express SXV-H9 on Takahashi FSQ-106N (first light!)
Hα =
88 mins (in 2 min unguided increments)
No flats, darks, or biases. Star debloat.