*** Results log of t_1dvar_COSMIC_04newop_refrac (1DVAR COSMIC; new interp) *** ./../tools/ropp_1dvar_refrac -y ../data/IT-1DVAR-04_y.nc -b ../data/IT-1DVAR-04_b.nc --bg-corr ../data/IT-1DVAR-04_c.nc --obs-corr ../data/IT-1DVAR-04_o.nc -c ../config/metoffice_refrac_1dvar.cf -o IT-1DVAR-04newop_refrac.1.nc -new_op -d --------------------------------------------------------------------- ROPP Refractivity 1D-Var --------------------------------------------------------------------- INFO (from ropp_1dvar_refrac): Reading configuration file ../config/metoffice_refrac_1dvar.cf... INFO (from ropp_1dvar_refrac): Reading observation data for profile 1 from the file ../data/IT-1DVAR-04_y.nc. WARNING (from ropp_io_read_ncdf_get): 'start_time' and yr/mo/dy/hr/mn/sc/ms timestamps differ by 263772223.125 seconds - using yr/../ms timestamp INFO (from ropp_1dvar_refrac): Reading background data for profile 1 from the file ../data/IT-1DVAR-04_b.nc. ... (from ropp_io_read_ncdf_get): 'start_time' and yr/mo/dy/hr/mn/sc/ms timestamps differ by 1.000 seconds (probably a leap-second issue) - using yr/../ms timestamp INFO (from ropp_qc_cutoff): 48 points rejected for being above maximum geopotential height of 50.0 km. INFO (from ropp_qc_bgqc): Background quality control lets all refractivity values pass. INFO (from ropp_1dvar_solve): Using background error covariance matrix for preconditioning. INFO (from ropp_1dvar_cost): Using absolute decrease of cost function and relative change of state vector as additional convergence criterium. n_iter = 1 J = 56.532 max(relative change in state) = - n_iter = 2 J = 54.318 max(relative change in state) = 0.55856 n_iter = 3 J = 53.471 max(relative change in state) = 0.49958 n_iter = 4 J = 53.094 max(relative change in state) = 0.36758 INFO (from ropp_1dvar_cost): Convergence assumed to be achieved as the cost function is increasing INFO (from ropp_1dvar_cost): Minimization of cost function successfully finished (according to additional convergence criteria). Number of required iterations: 5. INFO (from ropp_1dvar_refrac): Writing 1DVar retrieval for profile 1 to the file IT-1DVAR-04newop_refrac.1.nc. INFO (from ropp_1dvar_refrac): Reading observation data for profile 2 from the file ../data/IT-1DVAR-04_y.nc. WARNING (from ropp_io_read_ncdf_get): 'start_time' and yr/mo/dy/hr/mn/sc/ms timestamps differ by 263772222.906 seconds - using yr/../ms timestamp INFO (from ropp_1dvar_refrac): Reading background data for profile 2 from the file ../data/IT-1DVAR-04_b.nc. ... (from ropp_io_read_ncdf_get): 'start_time' and yr/mo/dy/hr/mn/sc/ms timestamps differ by 1.000 seconds (probably a leap-second issue) - using yr/../ms timestamp INFO (from ropp_qc_cutoff): 48 points rejected for being above maximum geopotential height of 50.0 km. INFO (from ropp_qc_bgqc): Background quality control lets all refractivity values pass. INFO (from ropp_1dvar_solve): Using background error covariance matrix for preconditioning. INFO (from ropp_1dvar_cost): Using absolute decrease of cost function and relative change of state vector as additional convergence criterium. n_iter = 1 J = 25.928 max(relative change in state) = - n_iter = 2 J = 25.263 max(relative change in state) = 0.50507 n_iter = 3 J = 24.736 max(relative change in state) = 0.35907 INFO (from ropp_1dvar_cost): Convergence assumed to be achieved as the cost function is increasing INFO (from ropp_1dvar_cost): Minimization of cost function successfully finished (according to additional convergence criteria). Number of required iterations: 4. INFO (from ropp_1dvar_refrac): Appending 1DVar retrieval for profile 2 to the file IT-1DVAR-04newop_refrac.1.nc. INFO (from ropp_1dvar_refrac): Reading observation data for profile 3 from the file ../data/IT-1DVAR-04_y.nc. WARNING (from ropp_io_read_ncdf_get): 'start_time' and yr/mo/dy/hr/mn/sc/ms timestamps differ by 263772223.122 seconds - using yr/../ms timestamp INFO (from ropp_1dvar_refrac): Reading background data for profile 3 from the file ../data/IT-1DVAR-04_b.nc. ... (from ropp_io_read_ncdf_get): 'start_time' and yr/mo/dy/hr/mn/sc/ms timestamps differ by 1.000 seconds (probably a leap-second issue) - using yr/../ms timestamp INFO (from ropp_qc_cutoff): 48 points rejected for being above maximum geopotential height of 50.0 km. INFO (from ropp_qc_bgqc): Background quality control lets all refractivity values pass. INFO (from ropp_1dvar_solve): Using background error covariance matrix for preconditioning. INFO (from ropp_1dvar_cost): Using absolute decrease of cost function and relative change of state vector as additional convergence criterium. n_iter = 1 J = 36.316 max(relative change in state) = - n_iter = 2 J = 31.979 max(relative change in state) = 0.71775 n_iter = 3 J = 31.134 max(relative change in state) = 0.51370 INFO (from ropp_1dvar_cost): Convergence assumed to be achieved as the cost function is increasing INFO (from ropp_1dvar_cost): Minimization of cost function successfully finished (according to additional convergence criteria). Number of required iterations: 4. INFO (from ropp_1dvar_refrac): Appending 1DVar retrieval for profile 3 to the file IT-1DVAR-04newop_refrac.1.nc. INFO (from ropp_1dvar_refrac): Reading observation data for profile 4 from the file ../data/IT-1DVAR-04_y.nc. WARNING (from ropp_io_read_ncdf_get): 'start_time' and yr/mo/dy/hr/mn/sc/ms timestamps differ by 263772222.896 seconds - using yr/../ms timestamp INFO (from ropp_1dvar_refrac): Reading background data for profile 4 from the file ../data/IT-1DVAR-04_b.nc. ... (from ropp_io_read_ncdf_get): 'start_time' and yr/mo/dy/hr/mn/sc/ms timestamps differ by 1.000 seconds (probably a leap-second issue) - using yr/../ms timestamp INFO (from ropp_qc_cutoff): 49 points rejected for being above maximum geopotential height of 50.0 km. INFO (from ropp_qc_bgqc): Background quality control lets all refractivity values pass. INFO (from ropp_1dvar_solve): Using background error covariance matrix for preconditioning. INFO (from ropp_1dvar_cost): Using absolute decrease of cost function and relative change of state vector as additional convergence criterium. n_iter = 1 J = 33.189 max(relative change in state) = - n_iter = 2 J = 32.272 max(relative change in state) = 0.40564 n_iter = 3 J = 31.918 max(relative change in state) = 0.27699 n_iter = 4 J = 32.192 max(relative change in state) = 0.27599 n_iter = 5 J = 31.322 max(relative change in state) = 0.17818 n_iter = 6 J = 30.965 max(relative change in state) = 0.17176 n_iter = 7 J = 31.089 max(relative change in state) = 0.24585 n_iter = 8 J = 30.318 max(relative change in state) = 0.25556 n_iter = 9 J = 30.647 max(relative change in state) = 0.20609 n_iter = 10 J = 30.065 max(relative change in state) = 0.17929 n_iter = 11 J = 29.831 max(relative change in state) = 0.60087E-01 n_iter = 12 J = 29.414 max(relative change in state) = 0.32226 INFO (from ropp_1dvar_cost): Convergence assumed to be achieved as the cost function is increasing INFO (from ropp_1dvar_cost): Minimization of cost function successfully finished (according to additional convergence criteria). Number of required iterations: 13. INFO (from ropp_1dvar_refrac): Appending 1DVar retrieval for profile 4 to the file IT-1DVAR-04newop_refrac.1.nc. INFO (from ropp_1dvar_refrac): Reading observation data for profile 5 from the file ../data/IT-1DVAR-04_y.nc. WARNING (from ropp_io_read_ncdf_get): 'start_time' and yr/mo/dy/hr/mn/sc/ms timestamps differ by 263772223.118 seconds - using yr/../ms timestamp INFO (from ropp_1dvar_refrac): Reading background data for profile 5 from the file ../data/IT-1DVAR-04_b.nc. ... (from ropp_io_read_ncdf_get): 'start_time' and yr/mo/dy/hr/mn/sc/ms timestamps differ by 1.000 seconds (probably a leap-second issue) - using yr/../ms timestamp INFO (from ropp_qc_cutoff): 47 points rejected for being above maximum geopotential height of 50.0 km. INFO (from ropp_qc_bgqc): Background quality control lets all refractivity values pass. INFO (from ropp_1dvar_solve): Using background error covariance matrix for preconditioning. INFO (from ropp_1dvar_cost): Using absolute decrease of cost function and relative change of state vector as additional convergence criterium. n_iter = 1 J = 28.883 max(relative change in state) = - n_iter = 2 J = 27.313 max(relative change in state) = 0.42195 n_iter = 3 J = 26.848 max(relative change in state) = 0.29209 n_iter = 4 J = 27.104 max(relative change in state) = 0.22280 n_iter = 5 J = 26.855 max(relative change in state) = 0.74055E-01 n_iter = 6 J = 26.717 max(relative change in state) = 0.11603 n_iter = 7 J = 26.664 max(relative change in state) = 0.50334E-01 n_iter = 8 J = 26.694 max(relative change in state) = 0.59293E-01 INFO (from ropp_1dvar_cost): Convergence assumed to be achieved as the state vector did not change by more than 0.10000 relative to the assumed background errors for the last 2 iterations. INFO (from ropp_1dvar_solve): Minimization of cost function successfully finished (according to additional convergence criteria). Number of required iterations: 8. INFO (from ropp_1dvar_refrac): Appending 1DVar retrieval for profile 5 to the file IT-1DVAR-04newop_refrac.1.nc. *** Running IDL to plot results IDL 8.8.2 (linux x86_64 m64). (c) 2022, L3Harris Geospatial Solutions, Inc. Licensed for use by: University of Maryland (MAIN) License: 94891 A new version is available: IDL 8.8.3 https://harrisgeospatial.flexnetoperations.com % Compiled module: PLOT_1DVAR. PLOT_1DVAR: Plotting increments for file_id: 04newop_refrac % Loaded DLM: NCDF. % Compiled module: NCDF_GETVAR. Processing scenario: OC_20080512000000_CO01_U999_METO % Compiled module: INTERPOL. Processing scenario: OC_20080512000000_CO01_U999_METO Processing scenario: OC_20080512000000_CO04_U999_METO Processing scenario: OC_20080512000000_CO04_U999_METO Processing scenario: OC_20080512000000_CO05_U999_METO Found max difference [%] in observation scenarios: -3.8120445e+11 Found max difference [K] in temperature scenarios: -4.1851659 Found max difference [g/kg] in specific humidity scenarios: 0.65025802 Found max difference [hPa] in pressure scenarios: -0.46779699 Generating output image file ropp_1dvar_04newop_refrac_bangle.jpg % Compiled module: OPEN_JPGFILE. % Compiled module: CLOSE_JPGFILE. % Loaded DLM: JPEG. % Program caused arithmetic error: Floating illegal operand *** Finished IDL *** ropp_1dvar_04newop_refrac.jpg can be compared against ../data/ropp_1dvar_04newop_refrac_reference.jpg