&NRLACQCINPUT 
 TRAD    = 3.000000       ,
 L_OTW   = T,
 L_NHONLY        = F,
 L_DOPROFILES    = T,
 L_ALLEV_PF      = F,
 L_PROF1LVL      = T,
 L_MANDLVL       = F,
 TSPLINES        = T
 /


c Cards for PREPACQC -- Version 04 Dec 2020
c   Remarks:
c      Input Namelist switches (namelist &nrlacqcinput)):
c            trad           - time window radius in hours for outputting reports (if l_otw=T)
c                             (default=3.0)
c            l_otw          - logical:
c                                 TRUE  - eliminate reports outside the time window radius
c                                         +/- trad when writing out reports
c                                   
c                                 FALSE - DO NOT eliminate reports outside the time window
c                                         radius +/- trad when writing out reports
c                                 (default=FALSE)
c            l_nhonly       - logical:
c                                 TRUE  - eliminate reports outside tropics & N. Hemisphere
c                                         when writing out reports
c                                 FALSE - DO NOT eliminate reports outside tropics & N.
c                                         Hemisphere when writing out reports
c                                 (default=FALSE)
c            l_doprofiles   - logical:
c                                 TRUE  - create merged raob lookalike QC'd profiles from
c                                         aircraft ascents and descents (always) and output
c                                         these as well as QC'd merged single(flight)-level
c                                         aircraft reports not part of any profile (when
c                                         l_prof1lvl=T) to a PREPBUFR-like file
c                                         **CAUTION: Will make code take quite a bit longer
c                                                    to run!
c                                 FALSE - SKIP creation of merged raob lookalike QC'd
c                                         profiles from aircraft ascents and descents into
c                                         PREPBUFR-like file
c                                 (default=FALSE)
c            l_allev_pf     - logical:
c                                 TRUE  - process latest (likely NRLACQC) events plus all
c                                         prior events into profiles PREPBUFR-like file
c                                         **CAUTION: More complete option, but will make code
c                                                    take longer to run!
c                                 FALSE - process ONLY latest (likely NRLACQC) events into
c                                         profiles PREPBUFR-like file
c                                 (Note 1: Hardwired to FALSE if l_doprofiles=FALSE)
c                                 {Note 2: All pre-existing events plus latest (likely
c                                          NRLACQC) events are always encoded into full
c                                          PREPBUFR file}
c                                 (default=FALSE)
c            l_prof1lvl     - logical:
c                                 TRUE  - encode merged single(flight)-level aircraft reports
c                                         with NRLACQC events that are not part of any
c                                         profile into PREPBUFR-like file, along with merged
c                                         profiles from aircraft ascents and descents
c                                         **CAUTION: Will make code take a bit longer to run!
c                                 FALSE - DO NOT encode merged single(flight)-level aircraft
c                                         reports with NRLACQC events that are not part of
c                                         any profile into PREPBUFR-like file
c                                         - only merged profiles from aircraft ascents and
c                                         descents will be encoded into this file
c                                 (Note:  Applicable only when l_doprofiles=TRUE)
c                                 (default=FALSE)
c            l_mandlvl      - logical:
c                                 TRUE  - interpolate obs data to mandatory levels in profile
c                                         generation
c                                 FALSE - DO NOT interpolate obs data to mandatory levels in
c                                         profile generation
c                                 (Note:  Applicable only when l_doprofiles=TRUE)
c                                 (default=TRUE)
c            tsplines       - logical:
c                                 TRUE  - use Jim Purser's tension-spline interpolation
c                                         utility to generate aircraft vertical velocity rate
c                                         in profile generation
c                                 FALSE - use finite-difference method based on nearest
c                                         neighboring pair of obs which are at least one
c                                         minute apart to generate aircraft vertical velocity
c                                         rate in profile generation
c                                 (Note:  Applicable only when l_doprofiles=TRUE)
c                                 (default=TRUE)
c