*** Results log of t_1dvar_COSMIC_04comp_bangle (1DVAR COSMIC; comp factors) *** ./../tools/ropp_1dvar_bangle -y ../data/IT-1DVAR-04_y.nc -b ../data/IT-1DVAR-04_b.nc --bg-corr ../data/IT-1DVAR-04_c.nc -c ../config/metoffice_bangle_1dvar.cf -o IT-1DVAR-04comp_bangle.1.nc -comp -d --------------------------------------------------------------------- ROPP Bending Angle 1D-Var --------------------------------------------------------------------- INFO (from ropp_1dvar_bangle): Reading configuration file ../config/metoffice_bangle_1dvar.cf. INFO (from ropp_1dvar_bangle): 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_bangle): 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): 50 points rejected for being above maximum impact height of 50.0 km. INFO (from ropp_qc_bgqc): Background quality control lets all bending angle 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 criteria. n_iter = 1 J = 151.85 max(relative change in state) = - n_iter = 2 J = 131.78 max(relative change in state) = 0.81575 n_iter = 3 J = 124.91 max(relative change in state) = 0.94346 n_iter = 4 J = 124.24 max(relative change in state) = 0.39996 n_iter = 5 J = 123.28 max(relative change in state) = 0.21914 n_iter = 6 J = 123.26 max(relative change in state) = 0.15309 n_iter = 7 J = 123.07 max(relative change in state) = 0.81163E-01 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: 8. INFO (from ropp_1dvar_bangle): Writing 1DVar retrieval for profile 1 to the file IT-1DVAR-04comp_bangle.1.nc. INFO (from ropp_1dvar_bangle): 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_bangle): 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): 50 points rejected for being above maximum impact height of 50.0 km. INFO (from ropp_qc_bgqc): Background quality control lets all bending angle 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 criteria. n_iter = 1 J = 87.910 max(relative change in state) = - n_iter = 2 J = 75.353 max(relative change in state) = 0.69643 n_iter = 3 J = 69.204 max(relative change in state) = 0.53304 n_iter = 4 J = 70.020 max(relative change in state) = 0.56499 n_iter = 5 J = 67.824 max(relative change in state) = 0.39899 n_iter = 6 J = 67.724 max(relative change in state) = 0.55530E-01 n_iter = 7 J = 67.646 max(relative change in state) = 0.54854E-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: 7. INFO (from ropp_1dvar_bangle): Appending 1DVar retrieval for profile 2 to the file IT-1DVAR-04comp_bangle.1.nc. INFO (from ropp_1dvar_bangle): 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_bangle): 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): 50 points rejected for being above maximum impact height of 50.0 km. INFO (from ropp_qc_bgqc): Background quality control removes 1 bending angle data points from the observations as their deviation from the background exceeds 10.0 times the expected (1-sigma) error. 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 criteria. n_iter = 1 J = 66.444 max(relative change in state) = - n_iter = 2 J = 56.097 max(relative change in state) = 0.61570 n_iter = 3 J = 47.936 max(relative change in state) = 1.2800 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_bangle): Appending 1DVar retrieval for profile 3 to the file IT-1DVAR-04comp_bangle.1.nc. INFO (from ropp_1dvar_bangle): 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_bangle): 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): 51 points rejected for being above maximum impact height of 50.0 km. INFO (from ropp_qc_bgqc): Background quality control lets all bending angle 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 criteria. n_iter = 1 J = 174.37 max(relative change in state) = - n_iter = 2 J = 155.05 max(relative change in state) = 0.93232 n_iter = 3 J = 142.29 max(relative change in state) = 1.3913 n_iter = 4 J = 153.46 max(relative change in state) = 1.5462 n_iter = 5 J = 139.17 max(relative change in state) = 1.1097 n_iter = 6 J = 138.55 max(relative change in state) = 0.95034E-01 n_iter = 7 J = 140.01 max(relative change in state) = 0.55153 n_iter = 8 J = 137.67 max(relative change in state) = 0.39147 n_iter = 9 J = 137.10 max(relative change in state) = 0.14998 n_iter = 10 J = 137.72 max(relative change in state) = 0.25478 n_iter = 11 J = 136.76 max(relative change in state) = 0.22567 n_iter = 12 J = 136.53 max(relative change in state) = 0.61270E-01 n_iter = 13 J = 136.33 max(relative change in state) = 0.28736 n_iter = 14 J = 136.11 max(relative change in state) = 0.14657 n_iter = 15 J = 136.05 max(relative change in state) = 0.77002E-01 n_iter = 16 J = 135.97 max(relative change in state) = 0.43011E-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: 16. INFO (from ropp_1dvar_bangle): Appending 1DVar retrieval for profile 4 to the file IT-1DVAR-04comp_bangle.1.nc. INFO (from ropp_1dvar_bangle): 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_bangle): 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): 49 points rejected for being above maximum impact height of 50.0 km. INFO (from ropp_qc_bgqc): Background quality control lets all bending angle 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 criteria. n_iter = 1 J = 101.08 max(relative change in state) = - n_iter = 2 J = 86.161 max(relative change in state) = 0.60159 n_iter = 3 J = 70.098 max(relative change in state) = 1.0551 n_iter = 4 J = 67.578 max(relative change in state) = 0.45236 n_iter = 5 J = 66.187 max(relative change in state) = 0.44274 n_iter = 6 J = 66.109 max(relative change in state) = 0.26810 n_iter = 7 J = 65.826 max(relative change in state) = 0.13092 n_iter = 8 J = 65.689 max(relative change in state) = 0.70936E-01 n_iter = 9 J = 65.702 max(relative change in state) = 0.16582 n_iter = 10 J = 65.656 max(relative change in state) = 0.61833E-01 INFO (from ropp_1dvar_cost): Convergence assumed to be achieved as the cost function did not change by more than 0.10000 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: 10. INFO (from ropp_1dvar_bangle): Appending 1DVar retrieval for profile 5 to the file IT-1DVAR-04comp_bangle.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: 04comp_bangle % 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: -2.4346667 Found max difference [g/kg] in specific humidity scenarios: 0.73594016 Found max difference [hPa] in pressure scenarios: -1.0838858 Generating output image file ropp_1dvar_04comp_bangle_bangle.jpg % Compiled module: OPEN_JPGFILE. % Compiled module: CLOSE_JPGFILE. % Loaded DLM: JPEG. % Program caused arithmetic error: Floating illegal operand *** Finished IDL *** ropp_1dvar_04comp_bangle.jpg can be compared against ../data/ropp_1dvar_04comp_bangle_reference.jpg