Dark Nebula Barnard 150 "Seahorse"

Dark Nebula Barnard 150 "The Seahorse"
Constellation: Cepheus
My first dark nebula!

Equipment:
Telescope: Sky-Watcher 150/750
Mount: Sky-Watcher HEQ5 Pro
Camera: Canon 550Da Cooled
Guide Scope: Svbony 60/240
Guide Camera: ZWO ASI120MM Mini
Coma Corrector: Baader MPCC MK II
Filter: Svbony UV/IR Cut 2"
Control: ZWO ASIAIR PRO

Software Used:
Acquisition: ZWO ASIAIR PRO
Calibration, Stacking, Post-processing: PixInsight 1.8, Ps, Topaz DeNoise

Location, Date, and Frames:
August 19-20, 2023, Verkhneyarkeyevo Village, Republic of Bashkortostan
L – 27 x 400s ISO/Gain: 800 (6-9°C)
L – 15 x 600s ISO/Gain: 800 (3-7°C)

Total integration: 5.5 hours.
Yellow light pollution zone (Bortle 5-4).