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Contains:  Merope nebula, NGC 1435, Maia nebula, NGC 1432, The star ηTau, The star Merope (23Tau), The star Sterope I (21Tau), The star Taygeta (19Tau), The star Electra (17Tau), The star Celaeno (16Tau)
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M45 with Atik 314E 30x60s, 





    
        

            turfpit

M45 with Atik 314E 30x60s

Technical card

Resolution: 1013x1352

Dates:Nov. 1, 2018

Frames: 30x60" bin 1x1

Integration: 0.5 hours

Darks: ~10

Flats: ~10

Bias: ~10

Avg. Moon age: 23.01 days

Avg. Moon phase: 40.89%

Astrometry.net job: 2445733

Data source: Backyard

Description

Imaged through thin cloud, with 40% moon.

30 lights, 10 each of bias, darks & flats.

SiriL for calibration, registration, stacking. Siril for crop, background extraction, histogram transformation, saved as a 16-bit TIFF.

GIMP 2.10 for 2 point ‘S’ curve, adjust level, contrast.

Dave

Comments

Author

turfpit
turfpit
License: None (All rights reserved)
390
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Revisions

  • M45 with Atik 314E 30x60s, 





    
        

            turfpit
    Original
  • Final
    M45 with Atik 314E 30x60s, 





    
        

            turfpit
    B

B

Reprocessed the original stack. Cropped, adjust black point, apply contrast - all minimal adjustments to the stacked image.

Histogram

M45 with Atik 314E 30x60s, 





    
        

            turfpit