SIMPLE = T / file does conform to FITS standard BITPIX = 16 / number of bits per data pixel NAXIS = 0 / number of data axes EXTEND = T / FITS dataset may contain extensions COMMENT FITS (Flexible Image Transport System) format is defined in 'AstronomyCOMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H HDUNAME = 'PRIMARY ' / ASCDM block name LONGSTRN= 'OGIP 1.0' / The HEASARC Long String Convention may be used.COMMENT This FITS file may contain long string keyword values that are COMMENT continued over multiple keywords. The HEASARC convention uses the & COMMENT character at the end of each substring which is then continued COMMENT on the next keyword which has the name CONTINUE. ORIGIN = 'ASC ' / Source of FITS file CREATOR = 'mkarf v0.6.2-0' / Program creating this file MJD_OBS = 5.1891144486128E+04 / Modified Julian date of observation DS_IDENT= 'ADS/Sa.CXO#obs/02312' / dataset identifier CHECKSUM= 'ZkgJfiZGZifGdiZG' / HDU checksum updated 2012-01-18T08:21:12 DATASUM = ' ' / data unit checksum updated 2012-01-18T08:21:06 DATE = '2012-01-18T08:21:12' / Date and time of file creation DATE-OBS= '2000-12-13T03:28:03' / Observation start date DATE-END= '2000-12-14T14:44:25' / Observation end date TIMESYS = 'TT ' / Time system MJDREF = 5.0814000000000E+04 / MJD zero point for times TIMEZERO= 0.0000000000000E+00 / Clock correction TIMEUNIT= 's ' / Time unit CLOCKAPP= T / default DETNAM = 'ACIS-2 ' / ACIS-I2 FILTER = ' ' GRATING = 'NONE ' CYCLE = 'P ' / events from which exps? Prim/Second/Both SIM_X = -7.8090834371673E-01 / [mm] SIM offset SIM_Y = 0.0000000000000E+00 / [mm] SIM offset SIM_Z = -2.3358743446083E+02 / [mm] SIM offset TSTART = 9.3065283601435E+07 / Observation start time TSTOP = 9.3192265218790E+07 / Observation end time MISSION = 'AXAF ' / Mission TELESCOP= 'CHANDRA ' / Telescope Used INSTRUME= 'ACIS ' / Instrument OBS_ID = '2312 ' / Observation id SEQ_NUM = '900066 ' / Sequence number END XTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / 8-bit bytes NAXIS = 2 / 2-dimensional binary table NAXIS1 = 12 / width of table in bytes NAXIS2 = 1070 / number of rows in table PCOUNT = 0 / size of special data area GCOUNT = 1 / one data group (required keyword) TFIELDS = 3 / number of fields in each row EXTNAME = 'SPECRESP' / Imaging ARF HDUNAME = 'SPECRESP' / ASCDM block name CONTENT = 'SPECRESP' HDUVERS = '1.1.0 ' HDUCLASS= 'OGIP ' HDUCLAS1= 'RESPONSE' HDUCLAS2= 'SPECRESP' HDUVERS1= '1.0.0 ' / Obsolete Keyword HDUVERS2= '1.1.0 ' / Obsolete Keyword ARFVERSN= '1992a ' / Obsolete Keyword TTYPE1 = 'ENERG_LO' / Energy TFORM1 = '1E ' / format of field TUNIT1 = 'keV ' TLMIN1 = 0.0000000E+00 TLMAX1 = 2.0000000E+01 TTYPE2 = 'ENERG_HI' / Effective Area TFORM2 = '1E ' / format of field TUNIT2 = 'keV ' TLMIN2 = 0.0000000E+00 TLMAX2 = 2.0000000E+01 TTYPE3 = 'SPECRESP' / Effective Area TFORM3 = '1E ' / format of field TUNIT3 = 'cm**2 ' LONGSTRN= 'OGIP 1.0' / The HEASARC Long String Convention may be used.COMMENT This FITS file may contain long string keyword values that are COMMENT continued over multiple keywords. The HEASARC convention uses the & COMMENT character at the end of each substring which is then continued COMMENT on the next keyword which has the name CONTINUE. ORIGIN = 'ASC ' / Source of FITS file CREATOR = 'mkarf v0.6.2-0' / Program creating this file ASCDSVER= 'CIAO 4.3' / ASCDS version number MJD_OBS = 5.1891144486128E+04 / Modified Julian date of observation DS_IDENT= 'ADS/Sa.CXO#obs/02312' / dataset identifier REVISION= 2 / Processing version of data CHECKSUM= 'NEkBPEi9NEiANEi7' / HDU checksum updated 2012-01-18T08:21:12 DATASUM = '2348296085' / data unit checksum updated 2012-01-18T08:21:12 RAND_SKY= 5.0000000000000E-01 RAND_PI = 1.0000000000000E+00 EQUINOX = 2.0000000000000E+03 / default DATE = '2012-01-18T08:21:12' / Date and time of file creation DATE-OBS= '2000-12-13T03:28:03' / Observation start date OBS_MODE= 'POINTING' / Observation mode DATE-END= '2000-12-14T14:44:25' / Observation end date TIMESYS = 'TT ' / Time system MJDREF = 5.0814000000000E+04 / MJD zero point for times TIMEZERO= 0.0000000000000E+00 / Clock correction TIMEUNIT= 's ' / Time unit BTIMNULL= 8.8721067960514E+07 / Basic Time offset (s) DATACLAS= 'OBSERVED' / default BTIMRATE= 2.5625000977774E-01 / Basic Time clock rate (s / VCDUcount) BTIMDRFT= 1.1024274139020E-18 / Basic Time clock drift (s / VCDUcount^2) FILTER = 'NONE ' / QE includes all filters RESPFILE= '0.3:11.0:0.01' / RMF File ASPFILE = '../../acisf02312/products/aux/asphist_2.fits.gz' / Aspect Histogram FBTIMCORR= 0.0000000000000E+00 / Correction applied to Basic Time rate (s) TIMEREF = 'LOCAL ' / Time reference (barycenter/local) TASSIGN = 'SATELLITE' / Time assigned by clock CLOCKAPP= T / default SIM_X = -7.8090834371673E-01 / [mm] SIM offset SIM_Y = 0.0000000000000E+00 / [mm] SIM offset SIM_Z = -2.3358743446083E+02 / [mm] SIM offset FOC_LEN = 1.0070000000000E+04 / HRMA focal length (mm) TIERRELA= 1.0000000000000E-09 / default TIERABSO= 5.0000000000000E-05 / default TIMVERSN= 'ASC-FITS-2' / Timing system definition TSTART = 9.3065283601435E+07 / Observation start time GRATING = 'NONE ' / Grating DETNAM = 'ACIS-2 ' / ACIS-I2 RA_PNT = 5.3117850094432E+01 / Pointing RA DEC_PNT = -2.7810247455753E+01 / Pointing Dec ROLL_PNT= 3.2991955283214E+02 / Pointing Roll RA_TARG = 5.3114583000000E+01 / Observer's specified target RA DEC_TARG= -2.7806389000000E+01 / Observer's specified target Dec DEFOCUS = 1.4398718632593E-03 / SIM defocus (mm) RA_NOM = 5.3117850094432E+01 / Nominal RA DEC_NOM = -2.7810247455753E+01 / Nominal Dec ROLL_NOM= 3.2991955283214E+02 / Nominal Roll TSTOP = 9.3192265218790E+07 / Observation end time STARTOBT= 0.0000000000000E+00 / On-Board MET close to STARTMJF and STARTMNF TIMEPIXR= 5.0000000000000E-01 / default TIMEDEL = 3.1410400000000E+00 / timedel Lev1 (in seconds) CTI_CORR= T CTI_APP = 'PPPPPBPBPP' MISSION = 'AXAF ' / Mission TELESCOP= 'CHANDRA ' / Telescope Used INSTRUME= 'ACIS ' / Instrument FRACEXPO= 8.8197129955700E-01 / Effective fractional exposure READMODE= 'TIMED ' / Read mode DATAMODE= 'FAINT ' / Data mode FLSHTIME= 0.0000000000000E+00 / Inferred duration of each flush. (s) CYCLE = 'P ' / events from which exps? Prim/Second/Both TITLE = 'AN ULTRADEEP SURVEY IN THE CHANDRA DEEP FIELD SOUTH' / Proposal titleOBSERVER= 'PROF. RICCARDO GIACCONI' / Principal investigator OBJECT = 'CDFS ' / Source name OBS_ID = '2312 ' / Observation id SEQ_NUM = '900066 ' / Sequence number ONTIME = 1.2532975348917E+05 / [s] Sum of GTIs ONTIME2 = 1.2532975348917E+05 / [s] Sum of GTIs LIVETIME= 1.2369222799341E+05 / [s] Livetime LIVTIME2= 1.2369222799341E+05 / [s] Livetime EXPOSURE= 1.2368251830512E+05 / [secs] Total exposure time EXPOSUR2= 1.2369222799341E+05 / [s] Exposure time DTCOR = 9.8693426381071E-01 / Dead time correction ASPTYPE = 'KALMAN ' FP_TEMP = 1.5344601440000E+02 / [K] Focal Plane Temperature RADESYS = 'ICRS ' / default HISTORY ----------------------------------------------------------------- HISTORY MKARF Processing History HISTORY ----------------------------------------------------------------- HISTORY Startup Directory: /xassist/data/pipeline4/chandra/2312/acisf02312/produHISTORY cts HISTORY Cmd Line: mkarf @@/tmp/tmpfU9zNi.par mode=hl HISTORY Parameter file used: /tmp/tmpfU9zNi.par HISTORY Detector Mask File: ../../acisf02312/data/aux/acisf02312_000N002_msk1.fiHISTORY ts.gz HISTORY Source SKY position: (3210.13,4125.67) HISTORY ---------------------------------------------------------------------- HISTORY ARDLIB History Records HISTORY ---------------------------------------------------------------------- HISTORY ARDLIB Version: 0.8.5 HISTORY File used for CALDB info: ../../acisf02312/products/events/fullrun_ccd2_HISTORY acisf02312_pi14-548_pass1_cl_src17_src.evt.gz HISTORY Parameter file: /opt/ciao-4.3/param/ardlib.par HISTORY ACIS QE File: /opt/ciao-4.3/CALDB/data/chandra/acis/qe/acisD1997-04-17qeHISTORY N0006.fits[3] HISTORY ACIS Uniformity File: /opt/ciao-4.3/CALDB/data/chandra/acis/qeu/acisD200HISTORY 0-01-29qeuN0006.fits[3] HISTORY ACIS Contamination File: /opt/ciao-4.3/CALDB/data/chandra/acis/contam/acHISTORY isD1999-08-13contamN0006.fits[3] HISTORY ACIS 2 Badpix File: /opt/ciao-4.3/CALDB/data/chandra/acis/badpix/acisD20HISTORY 00-11-28badpixN0003.fits[3] HISTORY Vignetting File: /opt/ciao-4.3/CALDB/data/chandra/default/vignet/hrmaD19HISTORY 96-12-20vignetN0003.fits[1] HISTNUM = 22 HISTORY Onaxis Area File: /opt/ciao-4.3/CALDB/data/chandra/default/axeffa/hrmaD1HISTORY 996-12-20axeffaN0008.fits[1] HISTORY ---------------------------------------------------------------------- HISTORY ---------------------------------------------------------------------- HISTORY PIXLIB History Records HISTORY ---------------------------------------------------------------------- HISTORY PIXLIB Version: 4.0.0 HISTORY ****** PIXLIB Parameter File ***** HISTORY /opt/ciao-4.3/param/geom.par: HISTORY instruments = /opt/ciao-4.3/CALDB/data/chandra/default/geom/telD1999-07HISTORY -23geomN0006.fits(CALDB) HISTORY aimpoints = /opt/ciao-4.3/CALDB/data/chandra/default/aimpts/telD1999-HISTORY 07-23aimptsN0002.fits(CALDB) HISTORY tdet = /opt/ciao-4.3/CALDB/data/chandra/default/tdet/telD1999-07HISTORY -23tdetN0001.fits(CALDB) HISTORY sky = /opt/ciao-4.3/CALDB/data/chandra/default/sky/telD1999-07-HISTORY 23skyN0002.fits(CALDB) HISTORY shell = /opt/ciao-4.3/CALDB/data/chandra/default/sgeom/telD1999-0HISTORY 7-23sgeomN0001.fits(CALDB) HISTORY obsfile = nowT00:00:00() HISTORY ****** PIXLIB System Configuration ****** HISTORY Telescope = AXAF HISTORY Focal Length (mm) = 10070.000 HISTORY Detector = ACIS HISTORY Focal Plane Sys. = FP-1.1 HISTORY Tiled Detector Plane Sys. = ACIS-2.2 HISTORY SIM Offset (mm) = (0.684 0.75 236.552) HISTORY Aim Point(NONE) (mm) = (-0.780908 0 -233.587) HISTORY Grating Arm = HEG HISTORY Grating Order = 1 HISTORY Dispersion Plane Sys. = ASC-GDP-1.1 HISTORY Rowland Circle (mm) = 8632.48 HISTORY ---------------------------------------------------------------------- HISTORY TOOL :mkarf 2012-01-18T08:21:12 ASC00001HISTORY PARM :asphistfile=../../acisf02312/products/aux/asphist_2.fitsASC00002HISTORY CONT :.gz ASC00003HISTORY PARM :outfile=../../acisf02312/products/spectra/fullrun_ccd2_aASC00004HISTORY CONT :cisf02312_pi14-548_pass1_cl_src17.arf ASC00005HISTORY PARM :sourcepixelx=3210.129755 ASC00006HISTORY PARM :sourcepixely=4125.6657218 ASC00007HISTORY PARM :engrid=0.3:11.0:0.01 ASC00008HISTORY PARM :obsfile=../../acisf02312/products/events/fullrun_ccd2_acASC00009HISTORY CONT :isf02312_pi14-548_pass1_cl_src17_src.evt.gz ASC00010HISTORY PARM :pbkfile=../../acisf02312/data/aux/acisf093065848N002_pbkASC00011HISTORY CONT :0.fits.gz ASC00012HISTORY PARM :dafile=CALDB ASC00013HISTORY PARM :mirror=HRMA ASC00014HISTORY PARM :detsubsys=ACIS-I2 ASC00015HISTORY PARM :grating=NONE ASC00016HISTORY PARM :maskfile=../../acisf02312/data/aux/acisf02312_000N002_msASC00017HISTORY CONT :k1.fits.gz ASC00018HISTORY PARM :ardlibparfile=ardlib.par ASC00019HISTORY PARM :geompar=geom ASC00020HISTORY PARM :verbose=0 ASC00021HISTORY PARM :clobber=yes ASC00022END >>R>>R> ?> >?]/>>{?b>{>33?>33>Q@*$>Q>p@[%>p>\@>\>Ǯ@>Ǯ>@O>>@)>> =AN> =>(A<.>(>GAn>G>ffA^>ff>A>>A >>AX>>HB>H?Bp??\B'f?\?B???BSW?? =qB,? =q? AI? ?\)Ae?\)?Av&??zB?z? =B'o? =?B8 ??(BC?(?RBPdy?R?!GBg?!G?# B~?# ?&ffB?&ff?(B,G?(?+B~?+?.{B?.{?0BI?0?333BW?333?5BˎA?5?8QB|o?8Q?:HBO?W =?YCE9?Y?\(CL`?\(?^RCS[?^R?aGCZX?aG?c C`P?c ?fffCgh?fff?hCm?h?kCt$?k?n{Czf?n{?pCN?p?s33Cg?s33?uCz?u?xQC?xQ?zHCt?zH?}pC?}p?Ct??GCT ?G?\CH?\? C>? ?C9$??ffCY?ff?Czx??C??=qCE?=q?C'Q??Cv@??{C??{?\)C;?\)?C??C??33CBz?33?zCh?z?Cmr?? =Cmq? =?QCn?Q?CrR??HCm?H?(C[?(?pC?p?RCo?R?Cy[??GC?G?\C?\? Cl8? ?C ??ffCԠ?ff?C@??C^|??=qCض?=q?Cn??Ctd??{C(?{?\)C5?\)?CߠG??C??33C9?33?zCR?z?Co?? =C勞? =?QCy?Q?C%??HCB?H?(C?(?pC?p?RC߼?R?C,??GC*?G?\C?\? Cql? ?C3_??ffC]?ff?ǮCq?Ǯ?CJ??=qC?=q?˅CN?˅?CS6??{CΘ:?{?\)CԐ?\)?УCқ?У?C-??33C-?33?zCi!?z?C׏?? =CQ? =?QC?Q?ٙCۍ?ٙ?HCk'?H?(CڋX?(?pCkI?p?޸RC?޸R?CS??GCq?G?\C?\? C޸? ?Cߌ??ffC߹?ff?C??Cv??=qCÉ?=q?C??Cq??{CDz?{?\)C(?\)?Cu??Cx??33C8?33?zCn?z?Cy?? =C? =?QCs?Q?C??HC?H?(CU?(?pCW?p?RC/?R@C=<@@C-@@GCh@G@C.@@\Cz@\@33C !@33@ C%Z@ @zCy̞@z@CP]@@C@@@ffCF{@ff@ =CI[a@ =@CI@@QCA@Q@C:g@@ C48/@ @ =qC*@ =q@ HC.@ H@ C6{]@ @ (C7̣@ (@ C<\@ @ pC@@ p@{CGp@{@RCKV@R@\)CN@\)@CPT\@@COH@@GCR$X@G@CW@@\C[@\@33C^@33@ C_.@ @zC`@z@C`@@Cc@@ffCg1@ff@ =Ci8@ =@Cl@@QCnX@Q@Co@@Cn@@=qCp u@=q@HCr}@H@Ctq[@@(Cu@(@Cvh@@pCx@p@{CxF@{@RCwm@R@\)Cw@\)@ CwJ@ @ CwU3@ @!GCwrx@!G@!Cv_[@!@"\Crv@"\@#33CcE@#33@# Cb_W@# @$zClG@$z@%Co@%@%Cq@%@&ffCt2@&ff@' =Cu@' =@'Cx@'@(QCz@(Q@(C|@(@)C}@)@*=qC~y@*=q@*HCE@*H@+CJ@+@,(C@,(@,C@,@-pC8@-p@.{Cw@.{@.RC2@.R@/\)C@/\)@0C=@0@0C@0@1GCdX@1G@1Cm@1@2\CF@2\@333CR@333@3 C @3 @4zC^@4z@5C1@5@5C@5@6ffCk@6ff@7 =C|@7 =@7C@7@8QC@8Q@8CE@8@9CkX@9@:=qC/N@:=q@:HCf@:H@;C5@;@<(C@<(@{C@V@>{@>RC@>R@?\)CF@?\)@@C@@@@CB@@@AGC1@AG@AC@A@B\Cd@B\@C33Cw@C33@C C@C @DzCK@Dz@ECu@E@ECV@E@FffC v@Fff@G =CTg@G =@GC@G@HQC5@HQ@HC@H@IC@I@J=qC@J=q@JHC-,@JH@KC7 @K@L(C|@L(@LCJ=@L@MpC@Mp@N{CR@N{@NRC@NR@O\)C@O\)@PC@P@PC @P@QGC2@QG@QC@Q@R\C;@R\@S33C@S33@S C@S @TzCQ@Tz@UC@U@UCs@U@VffC@Vff@W =C)9@W =@WC@W@XQC@XQ@XC@X@YCE@Y@Z=qC|@Z=q@ZHC0@ZH@[C@[@\(C@\(@\C&@\@]pCF#@]p@^{Cs0@^{@^RCA@^R@_\)C%@_\)@`C@`@`C.n@`@aGC[>@aG@aC@a@b\CB@b\@c33Co@c33@c C@c @dzC s@dz@eC/@e@eCF[@e@fffC]@fff@g =C|@g =@gC@g@hQC5@hQ@hC@h@iC@i@j=qC @j=q@jHC @jH@kC4@k@l(CTe@l(@lCt @l@mpCR@mp@n{C~@n{@nRC@nR@o\)C@o\)@pC@p@pC@p@qGC@qG@qC1@q@r\Cݵ@r\@s33C6@s33@s C@s @tzCA@tz@uC@u@uCy@u@vffC @vff@w =C@w =@wC @w@xQCJ@xQ@xCU@x@yC \@y@z=qC@z=q@zHCU@zH@{C@{@|(C:@|(@|C*@|@}pC?@}p@~{CS@~{@~RCh@~R@\)Cy@\)@C@@QC@Q@CW@@C@@GC@G@C@@C@@=qCo@=q@\C_1@\@HCG@H@33C/@33@C/@@ C,@ @(C@(@zC@z@Cb@@CF@@pCo@p@Ce@@{CJ@{@ffC.@ff@RCj@R@ =C@ =@\)C@\)@C<@@C@@QCj@Q@CI@@C'@@GC@G@CW@@C@@=qCw@=q@\CX@\@HC9@H@33C5@33@C@@ C@ @(Co@(@zCC@z@C'@@C@@pC@p@Ca\@@{C-X@{@ffCZ@ff@RC@R@ =Cw@ =@\)C2@\)@C@@C@@QC@Q@CBh@@C\@@GC@G@C|>@@C0@@=qCE@=q@\C@\@HC8y@H@33C$@33@CR@@ CF @ @(C@(@zCs@z@Cg"@@C@@pC@p@CS@@{C@{@ffC@ff@RC^@R@ =Cg@ =@\)C^@\)@CC@@Co@@QC:@Q@C)D@@Cm@@GCj@G@C @@Cc@@=qC9@=q@\C@@\@HCs@H@33C@33@C<@@ CHE@ @(Cu@(@zCx@z@CT@@CC@@pC@@p@C9@@{Cg@{@ffC@ff@RC @R@ =C@ =@\)C}@\)@C1@@C@@QC@5@Q@C@@C~ @@GC}@G@C|$@@C{H@@=qCzL@=q@\Cy@\@HCxч@H@33Cw@33@Cv]@@ CuJ@ @(Cu@(@zCt*6@z@Cs@:@@CrLx@@pCqO@p@CpQ@@{CobP@{@ffCns@ff@RCm&@R@ =Cl@ =@\)Ck@\)@Cj|@@Ci@@QCh@Q@Cg9@@CfR@@GCe@G@Cd@@Cc[@@=qCb@=q@\Ca@\@HC`@H@33C_.@33@C^@@ C]@ @(C\@(@zC[|>@z@CZh@@CY_@@pCXc@p@CWg@@{CVr@{@ffCU~^@ff@RCT@R@ =CS@ =@\)CR~@\)@CQ@@CP@@QCOc@Q@CN?@@CM|@@GCL3@G@CK-@@CJj@@=qCI@=q@\CH@\@HCG?@H@33CF@33@CEF@@ CD/@ @(CCʧ@(@zCBi@z@CA@@C@@@pC@ @p@C?!@@{C>8@{@ffC=O@ff@RCG@G@BA A A A A AjA A GAXA GA pA&A pA AXA A A2A A AQA A{A{A{A=qA}A=qAffA{pAffA\Ay=A\ARAvARAHAt9AHA =ArA =A33AoA33A\)AmA\)AAk@AAAhAA AfnaA AAcYAA(AayA(AQA_ cAQAzA\AzAAZtCAAAXIAAAV+mAAATAAGARAGApAOApAAM`AAAKpAAAHAA{AFIA{A=qADA=qAffABAffA\A@A\ARA>zARAHAA=qAffAAffA\AFA\ARAPARAHAAHA =A A =A33A pxA33A\)A ѢA\)AA09AAAAA AA AAv+AA(AA(AQAu_AQAz@AzA@AA@AA@AA@AAG@%AGAp@)ApA@AA@5yAA@qAA{@A{A=q@A=qAff@xAffA\@ɭA\AR@3ARAH@A&RA&H?χA&HA' =?ɕ A' =A'33?é#A'33A'\)?A'\)A'?yA'A'?A'A' ?SA' A(?;A(A((?8oA((A(Q?A(QA(z?A(zA(?vA(A(?A(A(?LA(A)?ŕA)A)G?}A)GA)p?t0A)pA)?kA)A)?cjA)A)?[A)A*{?R.A*{A*=q?KA*=qA*ff?D|A*ffA*\?=BA*\A*R?7zqA*RA*H?1!A*HA+ =?+A+ =A+33?&:,A+33A+\)?!A+\)A+?4A+A+?[A+A+ ?A+ A,?kA,A,(? A,(A,Q?[ A,QA,z?pA,zA,>ZcA,A,>!A,A,>,!A,A->yA-A-G>-A-GA-p>ܭ#A-pA->֗WA-A->СA-A->A-A.{>A.{A.=q>"A.=qA.ff>3?A.ffA.\>A.\A.R>A.RA.H>ϼA.HA/ =>xA/ =A/33>DfA/33A/\)>tA/\)A/>A/A/>UA/A/ >sA/ A0>=