NGC 7023 – Iris Nebula
Pictures taken on Sunday 28th August 2016 from “Piani dell’Avaro” in Cusio (BG)
The Iris Nebula, also NGC 7023 and Caldwell 4, is a bright reflection nebula and Caldwell object in the constellation Cepheus. NGC 7023 is actually the cluster within the nebula, LBN 487, and the nebula is lit by a magnitude +7 star, SAO 19158. It shines at magnitude +6.8. It is located near the Mira-type variable star T Cephei, and near the bright magnitude +3.23 variable star Beta Cephei (Alphirk). It lies 1,300 light-years away and is six light-years across.
Source: Wikipedia
Equipment:
Takahashi FSQ 106 EDXIII F/3.6
CCD Moravian G2 8300
Guide scope Tecnosky 60/228mm
Guide camera Starlight Xpress Lodestar X2
Mount Sky-Watcher AZ-EQ6
Shots:
RGB 8 x 500s
L 18 x 500s
Processing:
Pixinsight 1.8, Photoshop CS6