Celestial hemisphere:  Northern  ·  Constellation: Taurus (Tau)  ·  Contains:  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 - The Pleiades, Andrew Klinger
M45 - The Pleiades
Powered byPixInsight

M45 - The Pleiades

M45 - The Pleiades, Andrew Klinger
M45 - The Pleiades
Powered byPixInsight

M45 - The Pleiades

Equipment

Loading...

Acquisition details

Loading...

Description

Data acquired 9-4-16 and 10-30-16 at Atoka, OK

Scope: William Optics GT81 w/ 0.8x reducer (382mm focal length at f/4.7)

Mount: Orion Sirius EQ-G

Guidescope: Orion 50mm guidescope

Guiding camera: StarShoot Autoguider

Imaging camera: Canon t3i (unmodified)

ISO800

44x480" lights (5hr 52min total integration time)

16x darks

60x flats

200x bias

Processing Details:

PixInsight:

Batch PreProcessing

Drizzle Integration

Dynamic Crop

DBE

Background Neutralization

Color Calibration

MLT for noise reduction

Histogram Transformation

Split L and RGB

Processing of RGB:

PixInsight:

SCNR green

Small histogram stretch

Photoshop:

Match Color used for saturation with a lightness mask

Processing of L:

PixInsight:

MMT with starmask to reduce small stars (x2)

MT to reduce larger stars (x3)

HDR Multiscale Transform on entire image

Histogram Transformation

Photoshop:

Curves adjustment

Unsharp Mask using a lightness mask

Combination of L and RGB in Photoshop using luminance layer blending

PixInsight:

ACDNR

Histogram Transformation

Resampled to 50%

Comments

Sky plot

Sky plot

Histogram

M45 - The Pleiades, Andrew Klinger