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C @(#)smtpsf.for 19.1 (ES0-DMD) 02/25/03 13:25:39
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C===========================================================================
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C Copyright (C) 1995 European Southern Observatory (ESO)
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C This program is free software; you can redistribute it and/or
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C modify it under the terms of the GNU General Public License as
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C published by the Free Software Foundation; either version 2 of
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C the License, or (at your option) any later version.
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C This program is distributed in the hope that it will be useful,
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C but WITHOUT ANY WARRANTY; without even the implied warranty of
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C MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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C GNU General Public License for more details.
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C You should have received a copy of the GNU General Public
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C License along with this program; if not, write to the Free
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C Software Foundation, Inc., 675 Massachusetss Ave, Cambridge,
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C Corresponding concerning ESO-MIDAS should be addressed as follows:
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C Internet e-mail: midas@eso.org
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C Postal address: European Southern Observatory
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C Data Management Division
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C Karl-Schwarzschild-Strasse 2
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C D 85748 Garching bei Muenchen
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C===========================================================================
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C+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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C-----------------------------------------------------------------------
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SUBROUTINE SMTPSF(LPXL, LSBP, LL, CPSF, DPSF,
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& IPSF, INZ, NN, SIGMA, I,
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REAL CPSF((-LL):LL,(-LL):LL)
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REAL DPSF((-LL):LL,(-LL):LL)
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INTEGER IPSF((-LSBP):LSBP,(-LSBP):LSBP)
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INTEGER II, II1, II2, III
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INTEGER IC, ISTEP, ITMP
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INTEGER JJ, JJ1, JJ2, JJJ
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DOUBLE PRECISION COEF(6,6) , S(6) , TEMP , TMP(6) , X(6)
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ISTEP = MAX( 2 , NINT( ( SIGMA / 0.04 ) *
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& SQRT(FLOAT(MSBP2*MPXL2)/FLOAT(NN)) ) )
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IF ( DPSF(II,JJ) .LT. 0.01 ) THEN
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II1 = MAX( -LL , II-ISTEP )
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II2 = MIN( LL , II+ISTEP )
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IF ( II1 .EQ. -LL .AND. II2-II1 .LE. 2 ) THEN
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IF ( II2 .EQ. LL .AND. II2-II1 .LE. 2 ) THEN
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JJ1 = MAX( -LL , JJ-ISTEP )
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JJ2 = MIN( LL , JJ+ISTEP )
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IF ( JJ1 .EQ. -LL .AND. JJ2-JJ1 .LE. 2 ) THEN
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IF ( JJ2 .EQ. LL .AND. JJ2-JJ1 .LE. 2 ) THEN
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DO 30 JJJ = JJ1 , JJ2
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IF ( JJJ .LT. 0 ) THEN
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LLL = MOD( JJJ-LSBP , MSBP ) + LSBP
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ELSE IF ( JJJ .EQ. 0 ) THEN
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LLL = MOD( JJJ+LSBP , MSBP ) - LSBP
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DO 40 III = II1 , II2
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IF ( III .LT. 0 ) THEN
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KKK = MOD( III-LSBP , MSBP ) + LSBP
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ELSE IF ( III .EQ. 0 ) THEN
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KKK = MOD( III+LSBP , MSBP ) - LSBP
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IF ( ITMP .GT. 0 ) THEN
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TEMP = SQRT( DBLE( ITMP ) )
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TMP(4) = DI * DI * TEMP
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TMP(5) = DJ * DJ * TEMP
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TMP(6) = DBLE( CPSF(III,JJJ) ) * TEMP
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COEF(NI,NJ) = COEF(NI,NJ) +
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IF ( IC .LT. 7 .AND. ISTEP .LE. LL/4 ) THEN
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IF ( IC .GE. 7 ) THEN
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CALL LSQSOL( 6 , COEF , IC , X , S )
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IF ( SNGL(S(1)) .GT. 0.05 .AND. ISTEP .LE. LL/4 ) THEN
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GRI = SNGL(X(2)) * FLOAT(MSBP)
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GRJ = SNGL(X(3)) * FLOAT(MSBP)