H-alpha, 656.3 nm
This is an unsuccessful attempt to visualize the neutral hydrogen emission in solar corona. The emission
is extremely weak therefore it is impossible to separate it from continuum.
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Image | Tse2010t_H_I.png |
Date | 11. 07. 2010 |
Time | 2nd contact 18:45:36 UT, 3rd contact 18:50:05 UT Total eclipse duration 4 m 29 s |
Place | Tatakoto Atoll, French Polynesia |
Coordinate | S 17° 20' 39.3'', W 138° 27' 3.1'', Alt. 6 m |
Conditions | Partially clear, partially thin clouds |
Optics | 2× Thorlabs near IR achromat 4/200mm equipped with following narrow band filters: On-band filter: Andover, center wavelenght: 656.4 nm, bandwidth 50%: 0.5 nm Off-band filter: Andover, center wavelenght: 655.2 nm, bandwidth 50%: 0.5 nm |
Camera | 2× Atik 314L+ (chip Sony ICX285AL) |
Processing | Image processing by Miloslav Druckmüller |
Software | PhaseCorr 6.0, LDIC 5.0, Corona 4.1, Sofo ACC 6.1 |
Note | See this ApJ paper for more details. |
Orientation | See this image. The white circle represents the position of photosphere. |
Copyright | © 2010 Shadia Habbal, Huw Morgan, Judd Johnson, Martina Arndt, Adrian Daw © 2011 Miloslav Druckmüller |
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Miloslav Druckmüller
Institute of Mathematics, Faculty of Mechanical Engineering
Brno University of Technology, Czech Republic
druckmuller@fme.vutbr.cz
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Page last update: 27.11.2019
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