LBN489_Grad_SPCC_BlurXCorrect_MAS_NoiseX_StarsBackIn_PS_Crop
In the above field you have LBN 489 and 491 just left and slightly up of centre.
Sh2-135 is the brightest part of the brighter nebula at 8 o'clock. Here's a close-up: https://www.astrofoto.ca/stuartheggie/ccd_photos/Sh2-135_HaRGB_AP155_G4_Repro_August2026.html
The bright star at 2 o'clock from the centre is Lambda Cephei
The Dark Nebula (shaped like Italy?) is variously: B174, LDN 1164/5.
Image Data:Scope: AP110GTX w 0.83x TCC
Camera: ZWO ASI6200MC Pro
Mount: AP Mach2 (unguided)
63 x 5 min
Lucknow, Ontario, Canada
Sept 2026
Images acquired using APCC and TheSkyX
Reduction and all pre-processing in PixInsight.
PixInsight: GradientCorrection, SPCC, BlurX, StarX then
Starless image: MAS, HistogramTransformation, Curves, NoiseX
Stars ONLY image: Curves then masked Saturation boost then stars added back via PixelMath
Additional tweaks in Photoshop: colour balance then save-for-web