NGC 7094 is a very faint planetary nebula in Pegasus constellation, located a few degrees from globular cluster M15.
It appears with circular shape (a little flattened on one side) of apparent magnitude 13.4 and dimension 94”: the central star has magnitude 13.6.
The nebula shows an intricate filamentous structure, which is most evident with OIII filter.
Image is cropped to show better the details of the nebula.
Optic GSO RC12 Truss - Aperture 304mm, focal lenght 2432mm, f/8
Mount 10Micron GM2000 HPSII
Camera ZWO ASI 2600 MM Pro with filter wheel 7 positions, Moravian G3-16200 with external filter wheel 7 positions
Filters Astrodon Gen2 E-Serie Tru-Balance 50mm unmounted Ha 5nm and OIII 5nm
Guiding system ZWO OAG-L with guide camera ASI 174MM
Exposure details Ha 12x600" bin3 -15C gain 100 (ASI) + 12x900" bin2 -20C (Moravian)
OIII 19x600" bin3 -10C + 12x600 bin3 -15C, gain 100 (ASI)
Total integration 10h10'
Acquisition Voyager, PHD2
Processing Pixinsight 1.8, Photoshop CS5, StarXTerminator, NoiseXTerminator, BlurXTerminator
Location Promiod (Aosta Valley, Italy), own remote observatory
Date 19 August, 6/27 September 2023