A two-panel mosaic of the Sadr Region

Equipment:

- Nikon D90

- Sigma 300mm prime lens

- Sky-Watcher Star Adventurer

- Star Adventurer Tripod

- Bahintov Mask

- Intervalometer

- DIY diffraction spikes

- Stellarium

- All Sky Plate Solver

- Sharpcap

- Laptop

 

Acquisition:

- Bortle 2-4

- Iso 800

- F4

- 8/04/2021 – North Panel

- 122 x 2′ light frames

- 100 bias

- 34 dark

- 43 usable flats

- 0/06/2021 – South Panel

- 106 x 2′ light frames

- no bias

- 29 dark

- 50 flats

 

Processing:

- Calibrate with WBPP

- Blink to discard bad frames

- Generate normalization data with NormalizeScaleGradient

- Image integrate

- CFA drizzle scale 1

- Crop

- DBE each panel

- Photometric mosiac

- TGV noise reduction

- EZ soft stretch

- MMT + Curves

- curves transformation

 

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Website: theastroenthusiast.com/

Done