Celestial hemisphere:  Northern  ·  Constellation: Taurus (Tau)  ·  Contains:  Barnard's Merope Nebula  ·  IC 349  ·  Maia Nebula  ·  Merope Nebula  ·  NGC 1432  ·  NGC 1435  ·  The star 18Tau  ·  The star Atlas (27Tau)  ·  The star Celaeno (16Tau)  ·  The star Electra (17Tau)  ·  The star Merope (23Tau)  ·  The star Pleione (28Tau)  ·  The star Sterope I (21Tau)  ·  The star Taygeta (19Tau)  ·  The star ηTau
M45 - Pleiades, Kyle Butler
M45 - Pleiades
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M45 - Pleiades

M45 - Pleiades, Kyle Butler
M45 - Pleiades
Powered byPixInsight

M45 - Pleiades

Equipment

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Acquisition details

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Description

Exposure Details

140x 60s L (53 gain, 10 offset)

60x 20s R (53 gain, 10 offset)

60x 20s G (53 gain, 10 offset)

60x 20s B (53 gain, 10 offset)

3.3 hours total integration time

Processing

Processed each channel individually

Frames calibrated and stacked in PixInsight, drizzle 2x

DynamicCrop to trim borders from dithering

DynamicBackgroundExtraction on each channel

MultiscaleLinearTransform noise reduction on each channel with luminance mask

Combined RGB using ChannelCombination

BackgroundNeutralization, ColorCalibration, and SCNR on RGB image

Stretched RGB and L to non-linear using HistogramTransformation

Added L to RGB using LRGBCombination with Chrominance noise reduction enabled

ColorSaturation with masking

CurvesTransformation

Comments

Sky plot

Sky plot

Histogram

M45 - Pleiades, Kyle Butler