Celestial hemisphere:  Northern  ·  Constellation: Taurus (Tau)  ·  Contains:  16 Tau  ·  17 Tau  ·  18 Tau  ·  19 Tau)  ·  19 q Tau  ·  20 Tau  ·  21 Tau  ·  22 Tau  ·  23 Tau  ·  24 Tau  ·  25 Tau)  ·  25 eta Tau  ·  26 Tau  ·  27 Tau  ·  28 Tau  ·  Alcyone  ·  Asterope  ·  Atlas  ·  Barnard's Merope Nebula  ·  Celaeno  ·  Electra  ·  HD22886  ·  HD23061  ·  HD23155  ·  HD23156  ·  HD23157  ·  HD23158  ·  HD23171  ·  HD23194  ·  HD23246  ·  And 106 more.
Getting plate-solving status, please wait...
Pleiades, M45, jewzaam
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Pleiades, M45

Getting plate-solving status, please wait...
Pleiades, M45, jewzaam
Powered byPixInsight

Pleiades, M45

Equipment

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Acquisition details

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Description

Finally getting back to M45.  It was my first target when I got my first scope and mount.  I only got 45 min with a DSLR and am happy to go back with better gear and a lot more experience.

Comments

Revisions

  • Pleiades, M45, jewzaam
    Original
  • Pleiades, M45, jewzaam
    B
  • Pleiades, M45, jewzaam
    C
  • Pleiades, M45, jewzaam
    D
  • Pleiades, M45, jewzaam
    E
  • Pleiades, M45, jewzaam
    F
  • Final
    Pleiades, M45, jewzaam
    G

B

Description: Reworked stretching and noise reduction. It is a subtle change and made it a little harder to pull up blue in the nebula.

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C

Description: Amazing what another 6 hours will do. I think I'll keep going... I found EZ Decon in PI to produce a flattening and slight ringing around stars. I couldn't get it to go away even with extending masks much farther than I should need. Decided to go the "not easy" route, which was actually easy and produced MUCH better results.

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D

Description: Trying out a new script I cobbled together to build a mask and local support for deconvolution. Seems to work well.

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E

Description: Bunches more data! The change is not as stark as from 6h to 10h, but it's still something I notice in the nebula. Small structure details starting to resolve, things I wouldn't have considered with a lesser integration. Makes me wonder how much more detail I could get. But there's a diminishing return and I have other objects I want to capture... can always come back sometime!

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F

Description: Added true L this time, though only 5.5 hrs so far. I want to get at least 12 hrs if I can and will process again when I am done. Just wanted to see if it was helping. Also tweaked the workflow to help pull up the dusty bits, more contract in the background. Combination of the 2 is an improvement I think.

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Sky plot

Sky plot

Histogram

Pleiades, M45, jewzaam