I Reserved Extension Type Names

  (This Appendix is not part of the NOST FITS Standard, but  is included for  informational  purposes. It describes the extension type names registered as of the date this standard was issued.) A current list is available from the FITS Support Office at

http://fits.gsfc.nasa.gov/xtension.html

or

ftp://nssdc.gsfc.nasa.gov/pub/fits/xtension.lis

 

    

Table I.1: Reserved Extension Type Names

Type Name	Status	Reference	Sponsor	Comments
'A3DTABLE'	L	[17]	NRAO	Prototype binary table design used in AIPS; subset of BINTABLE
'BINTABLE'	S	[10]	IAU	Binary table extension. Available at FITS Archives in files  /documents/standards/bintable.aa* of 1995-Feb-06. Note: only main document, excluding appendixes.
'COMPRESS'	R	none	GSFC A/WWW	Suggested extension name A. Warnock. Preliminary proposal in FITS archives in the files compress.*.   by
'DUMP'	R	none	none	Suggested extension name for binary dumps. No full proposal submitted.
'FILEMARK'	R	none	NRAO	Suggested for equivalent of tape mark on other media. No full proposal submitted.
'IMAGE'	S	[9]	IAU	Image extension.
'IUEIMAGE'	L	[18]	IUE	Local extension originally defined for archiving special IUE data products, Identical to IMAGE.
'TABLE'	S	[5]	IAU	ASCII  table extension.
'VGROUP'	R	none	GSFC	Suggested extension name for HDF Vgroups (D. Jennings) No formal proposal; not used in current HDF-FITS conversion proposals

 

Table I.2: Status Codes

Code	Significance
D	Draft extension proposal for discussion by regional FITS committees.
L	Local FITS extension.
P	Proposed FITS extension approved by regional FITS committees
	but not by IAU FITS Working Group.
R	Reserved type name for which a full draft proposal has not been submitted.
S	Standard extension approved by IAU FITS Working Group and
	endorsed by the IAU.

 

Table I.3: Acronyms in List of Registered Extensions

Acronym	Meaning
NRAO	National Radio Astronomy Observatory
AIPS	Astronomical Image Processing System
A/WWW	A/WWW Enterprises
HDF	Hierarchical Data Format