Celestial hemisphere:  Southern  ·  Constellation: Serpens (Ser)  ·  Contains:  Eagle nebula  ·  IC 4701  ·  M 16  ·  M 17  ·  NGC 6611  ·  NGC 6618  ·  Omega nebula
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Eagle and Omega Nebula, Andrew Klinger
Eagle and Omega Nebula
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Eagle and Omega Nebula

Getting plate-solving status, please wait...
Eagle and Omega Nebula, Andrew Klinger
Eagle and Omega Nebula
Powered byPixInsight

Eagle and Omega Nebula

Equipment

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Acquisition details

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Description

Taken 8-1-16 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

16x480" lights (2hr 8min total integration time)

40x darks

30x flats

200x bias

Processing Details:

PixInsight:

Dynamic Crop

DynamicBackgroundExtraction

Background Neutralization

Color Calibration

Histogram Transformation

Duplicate image in PixelMath ($T) to begin making a starless image

Removed small stars with MultiscaleMedianTransform and a StarMask (x2)

Removed larger stars with MorphologicalTransformation (x3)

HDRMultiscaleTransform with a RangeSelection on brightest areas

PixelMath to push faint nebula regions (1-(1-$T)*(1-$T))

Photoshop:

Merged starless photo with original calibrated photo using Luminosity layer blending

Unsharp Mask for sharpening

PixInsight:

ACDNR

Histogram Transformation

SCNR Green

Photoshop:

Saturation using MatchColor

Final contrast curve

Comments

Sky plot

Sky plot

Histogram

Eagle and Omega Nebula, Andrew Klinger