Contains:  Solar system body or event
3_31_20 Sun in Calcium and Hydrogen Alpha; AR  2759, Alan

3_31_20 Sun in Calcium and Hydrogen Alpha; AR 2759

Acquisition type: Lucky imaging
3_31_20 Sun in Calcium and Hydrogen Alpha; AR  2759, Alan

3_31_20 Sun in Calcium and Hydrogen Alpha; AR 2759

Acquisition type: Lucky imaging

Equipment

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Acquisition details

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Description

All sorts of failures. I set out with a specific imaging sequence in mind (FD with Calcium and double stacked lunt, HR with 150mm refractor)

It was very windy and cancelled my plan on the 150F8 refractor with daystar quantum and double stack (ran out of time)

Had to restart my computer several times due to USB failures

It was about 30-50% clouds. I spent almost 40 minutes waiting for a peep hole. I didn't get FD Ha due to lack of time

Calcium FD

Explore scientific 102 (masked to 60)

Basler ac5472-17m

Calcium Close Up

Explore scientific 102 (masked to 60)

Basler ac1920-155m

powermate 2.5

Ha close up

Explore scientific 102

Lunt front mounted 100

Basler ac1920-155m

powermate 2.5

Seeing was pretty bad. My SSM was bouncing between 2-4.

Processed in IMPPG (deconvolution, sharpening) and PS (curves, levels, pseudocolor).

Comments

Revisions

  • 3_31_20 Sun in Calcium and Hydrogen Alpha; AR  2759, Alan
    Original
  • 3_31_20 Sun in Calcium and Hydrogen Alpha; AR  2759, Alan
    B
  • 3_31_20 Sun in Calcium and Hydrogen Alpha; AR  2759, Alan
    C
  • 3_31_20 Sun in Calcium and Hydrogen Alpha; AR  2759, Alan
    E
  • Final
    3_31_20 Sun in Calcium and Hydrogen Alpha; AR  2759, Alan
    F

Histogram

3_31_20 Sun in Calcium and Hydrogen Alpha; AR  2759, Alan

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Solar Images