Celestial hemisphere:  Northern  ·  Constellation: Vulpecula (Vul)  ·  Contains:  NGC 6823
NGC 6820 and NGC 6823, Kyle Butler
NGC 6820 and NGC 6823
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NGC 6820 and NGC 6823

NGC 6820 and NGC 6823, Kyle Butler
NGC 6820 and NGC 6823
Powered byPixInsight

NGC 6820 and NGC 6823

Equipment

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Acquisition details

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Description

Exposure Details

50x 300s Ha (111 Gain, 10 Offset, Bin 1x1)

30x 30s each of RBG (53 Gain, 10 Offset, Bin 2x2)

50x Darks and flats for calibration

5 hours total integration time

Processing

Processed each channel individually

Frames calibrated and stacked in PixInsight, drizzle 2x

DBE on each channel

MLT noise reduction on each channel

Combined RBG using ChannelCombination

BackgroundNeutralization and ColorCalibration

Add Ha to red channel using NBRGBCombination script

Stretched using HistogramTransformation

Add Ha again as luminance using LRGBCombination

Final minor CurvesTransformation and ColourSaturation

Comments

Sky plot

Sky plot

Histogram

NGC 6820 and NGC 6823, Kyle Butler