This dataset is a redacted version of the Yohkoh Legacy data Archive (YLA) as of 2019.
The YLA is a higher-level archive that has been developed and maintained by the University of Montana.
Using YLA, non-expert users can easily use Yohkoh’s scientific data and materials.
YLAISAS does not include the interactive processing, unfinished catalogs, etc. which are available in the YLA.
This dataset contains various products such as below.

Flare catalog

• Flare Catalogue(HXT/SXT/SXS/HXS) (from October 1, 1991 to December 14, 2001)
• BCS flare List (from October 3, 1991 to November 9, 2001)
• SXT sigmoid list (from December 20, 1991 to December 9, 2001)

Whole mission movies

• SXT smoothly-running coronal movies (from November 1991 to December 2001)

These movies are also published on YuTube.

Daily images and weekly movies

• Quick Look SXT images (from Septamber 1991 to December 2001)

Synoptic images

• SXT synoptic Maps (from September 17, 1991 to December 10, 2001)