PTMATCHSTARS: Run 3171/157: Reading patch # 1 of  4
  SDSS_READOBJ: Run 3171/157: Creating array for  2460 objects
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0045.fit EXTEN= 1
       FINDOPFILE: Run 3171/157: Selecting op file opConfig-50000.par
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0046.fit EXTEN= 1
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0047.fit EXTEN= 1
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0048.fit EXTEN= 1
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0049.fit EXTEN= 1
 PTMATCHSTARS: Run 3171/157: Reading patch # 2 of  4
  SDSS_READOBJ: Run 3171/157: Creating array for  2544 objects
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0054.fit EXTEN= 1
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0055.fit EXTEN= 1
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0056.fit EXTEN= 1
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0057.fit EXTEN= 1
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0058.fit EXTEN= 1
 PTMATCHSTARS: Run 3171/157: Reading patch # 3 of  4
  SDSS_READOBJ: Run 3171/157: Creating array for  2544 objects
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0054.fit EXTEN= 1
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0055.fit EXTEN= 1
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0056.fit EXTEN= 1
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0057.fit EXTEN= 1
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0058.fit EXTEN= 1
 PTMATCHSTARS: Run 3171/157: Reading patch # 4 of  4
  SDSS_READOBJ: Run 3171/157: Creating array for  2241 objects
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0324.fit EXTEN= 1
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0325.fit EXTEN= 1
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0326.fit EXTEN= 1
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0327.fit EXTEN= 1
  SDSS_READOBJ: Run 3171/157: Reading /u/dss/redux/157/3171/objcs/2/fpObjc-003171-2-0328.fit EXTEN= 1
 PTKTERM: Run 3171/157: Ignoring extinction coefficients from ptcoeff-52397.fits
 PTKTERM: Run 3171/157: Using default extinction coefficients
 PTCAL_COMPUTE: Run 3171/157: Calibrating to  1 clear patches for filter= 0
 PTCAL_COMPUTE: Run 3171/157: Calibrating to  1 clear patches for filter= 1
 PTCAL_COMPUTE: Run 3171/157: Calibrating to  1 clear patches for filter= 2
 PTCAL_COMPUTE: Run 3171/157: Calibrating to  1 clear patches for filter= 3
 PTCAL_COMPUTE: Run 3171/157: Calibrating to  1 clear patches for filter= 4
 PTCAL_COMPUTE: Run 3171/157: PATCH FILE         MJD   RA        DEC    CCD   Calib
 PTCAL_COMPUTE: Run 3171/157: kaCalObj-00145735 52316  225.867   44.012  u2 0.04015
 PTCAL_COMPUTE: Run 3171/157: PATCH FILE         MJD   RA        DEC    CCD   Calib
 PTCAL_COMPUTE: Run 3171/157: kaCalObj-00145735 52316  225.867   44.012  g2 0.02237
 PTCAL_COMPUTE: Run 3171/157: PATCH FILE         MJD   RA        DEC    CCD   Calib
 PTCAL_COMPUTE: Run 3171/157: kaCalObj-00145735 52316  225.867   44.012  r2 0.03087
 PTCAL_COMPUTE: Run 3171/157: PATCH FILE         MJD   RA        DEC    CCD   Calib
 PTCAL_COMPUTE: Run 3171/157: kaCalObj-00145735 52316  225.867   44.012  i2 0.04471
 PTCAL_COMPUTE: Run 3171/157: PATCH FILE         MJD   RA        DEC    CCD   Calib
 PTCAL_COMPUTE: Run 3171/157: kaCalObj-00145735 52316  225.867   44.012  z2 0.19779