ASCII Catalogs

To assist in searching the HST Archive and submitting proposals, ASCII listings are available which list completed and planned proposals and exposures. You can read more about the different kinds of catalogs by following the links below, or go straight to the Exposure Catalogs Directory.

Exposures

• The Archived Exposures Catalog (AEC)
  Last updated

• The Planned and Archived Exposures Catalog (PAEC)
  Last updated

Proposals

• The Proposal Abstracts Catalog
  Last updated