HST HELP AND Resources

Manuals & Help:

HST Data File Names

The links in the table below lead to separate pages containing information about the extensions and file ids associated with every HST dataset. The letters in brackets are used as the first letter of the dataset names for that instrument. Since the calibration system in use produce a variety of files and their nomenclature is not necessarily standard across all instruments, we encourage you to consult the table below for a precise description of each files delivered by the HST archive system at ESAC. For further details please consult the HST Data Handbook.

WFPC2 (U): Wide Field Planetary Camera 2
WFPC (W): Wide Field Planetary Camera
FOC (X): Faint Object Camera
FOS (Y): Faint Object Spectrograph
GHRS (Z): Goddard High Resolution Spectrograph
Active Instruments
WFC3 (I): Wide Field Camera 3
ACS (J): Advanced Camera for Surveys
COS (L): Cosmic Origins Spectrograph
NICMOS (N): Near Infrared Camera and Multi-Object Spectrograph
STIS (O): Space Telescope Imaging Spectrograph
Legacy Instruments

Furthermore advanced science products from the Hubble Legacy Archive, observation logfiles, quality control files and the previews have their own nomenclature.


Observation Help: