Sh2-235, Sh2-232, Sh2-231, Sh2-233 - 22 Jan 2023, Manche, France

[The Thing]

These objects are in Auriga just north west of M36.
Sh2-235 (Bright blob)
Sh2-232 (Big dim blob with bright bar)
Sh2-231 Sh2-233 (Blobs at bottom of image)

61x240s = 4 hours 4 Mins with ZWO ASI294MC Pro set at Gain 120 Offset 4 Temp -5c
Image date, time and location:   2023-01-22, Manche, France
Telescope aperture and focal ratio:   TS1506UNC, TSGPU Coma Corrector, f4 Fl 607mm
Camera and filters used:   ZWO ASI294MC Pro, Svbony UV/IR
Processing applied:   Pixinsight, Affinity 2.0


Full size here


RA:  5 41 13.685  Dec: +35 56 54.71
Resolution ............... 1.584 arcsec/px
Rotation ................. 91.208 deg
Reference system ......... ICRS
Observation start time ... 2023-01-22 19:48:28 UTC
Observation end time ..... 2023-01-22 19:52:28 UTC
Focal distance ........... 602.80 mm
Pixel size ............... 4.63 um
Field of view ............ 1d 48' 50.5" x 1d 6' 38.8"

Information from Sharpless Catalogue of HII Regions:
SH2 235
mbr: 11.00
Size 10.0 x 10.0 '
Form: 3
Struct: 2
Brightness: 3

[Carole]

Nice image, Duncan, not often done.  Not seen this done in RGB before, looks very pretty.

I imaged this in narrowband once. someone named the larger object the Pumpkin Nebula and in NB it does indeed look like one with the dark zig zig "mouth"

Carole

[Roberto]

Great shot Duncan! I've run out of shsshshss and saliva!