Aperture Description Table (_apd) To be placed in the header keyword, APDESTAB, before recalibration. Clicking on the file name will allow you to request the file from the HST archive.

FILE NAME	APERTURE	CENWAVE	PEDIGREE	USEAFTER	COMMENTS	DELIVERED TO CDBS
h1v1126no_apd	ANY	ANY	GROUND	OCT 01 1996	Microscope Meas./Prelaunch Offsets	-
hbp11488o_apd	ANY	ANY	GROUND	OCT 01 1996	Microscope Meas./Postlaunch Offsets	Jan 20 1998
j1c1746mo_apd	ANY	ANY	GROUND	DEC 08 1997	disabled"	Jan 13 1999
j1c1746no_apd	ANY	ANY	GROUND	OCT 01 1996	Large aperture entries revised	Jan 13 1999
j1p13289o_apd	ANY	ANY	GROUND	DEC 08 1997	disabled	Jan 27 1999
j1p1328ao_apd	ANY	ANY	GROUND	OCT 01 1996	Dec98 revision to rows 1-10, 50, and 54-58	Jan 27 1999
j8j1559jo_apd	ANY	ANY	GROUND	OCT 01 1996	OFFSET values for F25NDQ2, 3 and 4 modified	Aug 19 1999
laf13362o_apd	ANY	ANY	GROUND	OCT 01 1996 00:00:00	New pseudo-apertures included	Oct 15 2001
m9a16593o_apd	ANY	ANY	GROUND	OCT 01 1996 00:00:00	Updated aperture description parameters	Sep 10 2002
m9a16591o_apd	ANY	ANY	INFLIGHT 01/03/1997 02/11/2001	DEC 08 1997 00:00:00	Updated aperture description parameters	Sep 10 2002
n7p10329o_apd	ANY	ANY	INFLIGHT 01/03/1997 02/11/2001	DEC 08 1997 00:00:00	New pseudo apertures included (E2, D1)	Jul 28 2003
o2o1431ko_apd	ANY	ANY	INFLIGHT 01/03/1997 02/11/2001	OCT 01 1996 00:00:00	New ANGLE column	Feb 25 2004
o2o1431lo_apd	ANY	ANY	INFLIGHT 01/03/1997 02/11/2001	DEC 08 1997 00:00:00	New ANGLE column	Feb 25 2004
obm1723qo_apd	ANY	ANY	GROUND	OCT 01 1996 00:00:00	Aper. barr position and offset values adjusted	Nov 11 2004
obm1723ro_apd	ANY	ANY	INFLIGHT 01/03/1997 02/11/2001	DEC 08 1997 00:00:00	Aper. barr position and offset values adjusted	Nov 11 2004