Periodic Structures in Filaments Dr. Alexei A. Pevtsov.

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Periodic Structures in Filaments Dr. Alexei A. Pevtsov
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Transcript of Periodic Structures in Filaments Dr. Alexei A. Pevtsov.

Page 1: Periodic Structures in Filaments Dr. Alexei A. Pevtsov.

Periodic Structures in Filaments

Dr. Alexei A. Pevtsov

Page 2: Periodic Structures in Filaments Dr. Alexei A. Pevtsov.

ISOON observations

Page 3: Periodic Structures in Filaments Dr. Alexei A. Pevtsov.

Periodic Structures in Filaments

Nakagawa & Malville, 1969

Length, 103 km

-instability on the interface between the filament and supporting field-supergranular flows may have some influence (but unlikely)

Typical supergranular cell

Page 4: Periodic Structures in Filaments Dr. Alexei A. Pevtsov.

January 200316-Jan-200315 : 46 UT

17-Jan-200315 : 16 UT

17-Jan-200323 : 01 UT

ISOON images

Page 5: Periodic Structures in Filaments Dr. Alexei A. Pevtsov.

23-Jan-200315 : 22 UT

22-Jan-200322 : 55 UT

21-Jan-200323 : 04 UT

ISOON images

Page 6: Periodic Structures in Filaments Dr. Alexei A. Pevtsov.

24-Dec-2002

16-Feb-2003

Page 7: Periodic Structures in Filaments Dr. Alexei A. Pevtsov.

Filament and Supergranuls

Page 8: Periodic Structures in Filaments Dr. Alexei A. Pevtsov.