Filament Cavities ("chewy nougats") Observed with Yohkoh/SXT

(by Aki Takeda, January 2010)

1. The long lasting cavity (for 2.5 rotations, at least).

24-May to 26-May-1997 Movie
6-Jun to 7-Jun-1997 Movie
20-Jun to 21-Jun-1997 Movie map_0621
02-Jul to 04-Jul-1997 Movie map_0703_1 map_0703_2 map_0704
17-Jul to 19-Jul-1997 Movie map_0717 map_0718 map_0719
01-Aug to 02-Aug-1997 Movie map_0801 map_0802
16-Aug to 18-Aug-1997 Movie
1-Sep-1997 Movie

Geometry files (.genx) are here.

2. Other likely events (not persistent, less than half rotation).

28-Apr to 29-Apr-1995 NE limb Movie typical image 28-Apr 22:54
28-Apr to 30-Apr-1996 SE limb Movie typical image 29-Apr 03:33
30-Jan to 31-Jan-1997 SE limb Movie forming phase ?
25-Sep to 26-Sep-1997 NW limb Movie forming phase ?
20-May to 21-May-1998 SE limb Movie typical image 20-May 14:40
07-Oct to 08-Oct-1998 NW limb Movie typical image 07-Oct 18:33