Celestial hemisphere:  Northern  ·  Constellation: Perseus (Per)  ·  Contains:  California Nebula  ·  NGC 1499
NGC 1499 - California Nebula, Kyle Butler
NGC 1499 - California Nebula
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NGC 1499 - California Nebula

NGC 1499 - California Nebula, Kyle Butler
NGC 1499 - California Nebula
Powered byPixInsight

NGC 1499 - California Nebula

Equipment

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Acquisition details

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Description

Exposure Details

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

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

50x Darks and flats for calibration

8.3 hours total integration time

Processing

Processed each channel individually

Frames calibrated and stacked in PixInsight, drizzle 2x

DynamicCrop to remove border from dithering

DynamicBackgroundExtraction on each channel

MultiscaleLinearTransform noise reduction on each channel with luminance mask

LinearFit to match images

Combined into RGB image using PixelMath (Red = Ha, Green = SII, Blue = SII)

Stretched combined image to non-linear using HistogramTransformationFunction

ColorSaturation with masking

CurvesTransformation

Noise reduction and local contrast enhancement in photoshop

Comments

Sky plot

Sky plot

Histogram

NGC 1499 - California Nebula, Kyle Butler