PTMATCHSTARS: Run 4160/157: Reading patch # 1 of  2
  SDSS_READOBJ: Run 4160/157: Creating array for  4477 objects
  SDSS_READOBJ: Run 4160/157: Reading /u/dss/redux/157/4160/objcs/6/fpObjc-004160-6-0445.fit EXTEN= 1
       FINDOPFILE: Run 4160/157: Selecting op file opConfig-50000.par
  SDSS_READOBJ: Run 4160/157: Reading /u/dss/redux/157/4160/objcs/6/fpObjc-004160-6-0446.fit EXTEN= 1
  SDSS_READOBJ: Run 4160/157: Reading /u/dss/redux/157/4160/objcs/6/fpObjc-004160-6-0447.fit EXTEN= 1
  SDSS_READOBJ: Run 4160/157: Reading /u/dss/redux/157/4160/objcs/6/fpObjc-004160-6-0448.fit EXTEN= 1
  SDSS_READOBJ: Run 4160/157: Reading /u/dss/redux/157/4160/objcs/6/fpObjc-004160-6-0449.fit EXTEN= 1
 PTMATCHSTARS: Run 4160/157: Reading patch # 2 of  2
  SDSS_READOBJ: Run 4160/157: Creating array for  4430 objects
  SDSS_READOBJ: Run 4160/157: Reading /u/dss/redux/157/4160/objcs/6/fpObjc-004160-6-0447.fit EXTEN= 1
  SDSS_READOBJ: Run 4160/157: Reading /u/dss/redux/157/4160/objcs/6/fpObjc-004160-6-0448.fit EXTEN= 1
  SDSS_READOBJ: Run 4160/157: Reading /u/dss/redux/157/4160/objcs/6/fpObjc-004160-6-0449.fit EXTEN= 1
  SDSS_READOBJ: Run 4160/157: Reading /u/dss/redux/157/4160/objcs/6/fpObjc-004160-6-0450.fit EXTEN= 1
  SDSS_READOBJ: Run 4160/157: Reading /u/dss/redux/157/4160/objcs/6/fpObjc-004160-6-0451.fit EXTEN= 1
 PTKTERM: Run 4160/157: Using default extinction coefficients
PTCALIBRATE: Run 4160/157: No patch stars!
PTCALIBRATE: Run 4160/157: Using default zero-point terms for filter=u
PTCALIBRATE: Run 4160/157: Using default zero-point terms for filter=g
PTCALIBRATE: Run 4160/157: Using default zero-point terms for filter=r
PTCALIBRATE: Run 4160/157: Using default zero-point terms for filter=i
PTCALIBRATE: Run 4160/157: Using default zero-point terms for filter=z