2021-05-28T13:20:32: ********************************************************************************
2021-05-28T13:20:32: *                                    ctlike                                    *
2021-05-28T13:20:32: * ---------------------------------------------------------------------------- *
2021-05-28T13:20:32: * Version: 1.7.3                                                               *
2021-05-28T13:20:32: ********************************************************************************
2021-05-28T13:20:32: +============+
2021-05-28T13:20:32: | Parameters |
2021-05-28T13:20:32: +============+
2021-05-28T13:20:32:  inobs .....................: ./obs.xml
2021-05-28T13:20:32:  inmodel ...................: ./model_TS.xml
2021-05-28T13:20:32:  expcube ...................: [not queried]
2021-05-28T13:20:32:  psfcube ...................: [not queried]
2021-05-28T13:20:32:  edispcube .................: [not queried]
2021-05-28T13:20:32:  bkgcube ...................: [not queried]
2021-05-28T13:20:32:  caldb .....................: prod3b-v2
2021-05-28T13:20:32:  irf .......................: South_z20_0.5h
2021-05-28T13:20:32:  edisp .....................: no
2021-05-28T13:20:32:  outmodel ..................: ./outmodel1.xml
2021-05-28T13:20:32:  outcovmat .................: NONE
2021-05-28T13:20:32:  statistic .................: DEFAULT
2021-05-28T13:20:32:  refit .....................: no
2021-05-28T13:20:32:  like_accuracy .............: 0.005
2021-05-28T13:20:32:  max_iter ..................: 50
2021-05-28T13:20:32:  fix_spat_for_ts ...........: no
2021-05-28T13:20:32:  nthreads ..................: 0
2021-05-28T13:20:32:  chatter ...................: 3
2021-05-28T13:20:32:  clobber ...................: yes
2021-05-28T13:20:32:  debug .....................: no
2021-05-28T13:20:32:  mode ......................: ql
2021-05-28T13:20:32:  logfile ...................: ./logfile1.log
2021-05-28T13:20:32: 
2021-05-28T13:20:32: WARNING: Energy dispersion will *NOT* be considered for the computation. To consider
2021-05-28T13:20:32:          energy dispersion, please set the "edisp" parameter to "yes". Be aware that
2021-05-28T13:20:32:          using energy dispersion will considerably slow down the computations.
2021-05-28T13:20:32: 
2021-05-28T13:20:32: +====================+
2021-05-28T13:20:32: | Input observations |
2021-05-28T13:20:32: +====================+
2021-05-28T13:20:32: === GObservations ===
2021-05-28T13:20:32:  Number of observations ....: 2
2021-05-28T13:20:32:  Number of models ..........: 2
2021-05-28T13:20:32:  Number of observed events .: 253794
2021-05-28T13:20:32:  Number of predicted events : 0
2021-05-28T13:20:32: === GCTAObservation ===
2021-05-28T13:20:32:  Name ......................: src2330
2021-05-28T13:20:32:  Identifier ................: 01
2021-05-28T13:20:32:  Instrument ................: CTA
2021-05-28T13:20:32:  Event file ................: ./event1.fits
2021-05-28T13:20:32:  Event type ................: EventList
2021-05-28T13:20:32:  Statistic .................: cstat
2021-05-28T13:20:32:  Ontime ....................: 3420 s
2021-05-28T13:20:32:  Livetime ..................: 3351.6 s
2021-05-28T13:20:32:  Deadtime correction .......: 0.98
2021-05-28T13:20:32:  User energy range .........: undefined
2021-05-28T13:20:32: === GCTAPointing ===
2021-05-28T13:20:32:  Pointing direction ........: (RA,Dec)=(186.151,-4.82077)
2021-05-28T13:20:32: === GCTAResponseIrf ===
2021-05-28T13:20:32:  Caldb mission .............: cta
2021-05-28T13:20:32:  Caldb instrument ..........: prod3b-v2
2021-05-28T13:20:32:  Response name .............: South_z20_0.5h
2021-05-28T13:20:32:  Energy dispersion .........: Not used
2021-05-28T13:20:32:  Safe energy range .........: undefined
2021-05-28T13:20:32: === GCTAEventList ===
2021-05-28T13:20:32:  Number of events ..........: 126897 (disposed in "./event1.fits")
2021-05-28T13:20:32:  Time interval .............: 51544.5 - 51544.5395833333 days
2021-05-28T13:20:32:  Energy interval ...........: 0.1 - 100 TeV
2021-05-28T13:20:32:  Region of interest ........: RA=186.151, DEC=-4.82077 [0,0] Radius=2.16 deg
2021-05-28T13:20:32: === GSkyRegions ===
2021-05-28T13:20:32:  Number of regions .........: 0
2021-05-28T13:20:32: === GCTAObservation ===
2021-05-28T13:20:32:  Name ......................: src2330
2021-05-28T13:20:32:  Identifier ................: 02
2021-05-28T13:20:32:  Instrument ................: CTA
2021-05-28T13:20:32:  Event file ................: ./event2.fits
2021-05-28T13:20:32:  Event type ................: EventList
2021-05-28T13:20:32:  Statistic .................: cstat
2021-05-28T13:20:32:  Ontime ....................: 3420 s
2021-05-28T13:20:32:  Livetime ..................: 3351.6 s
2021-05-28T13:20:32:  Deadtime correction .......: 0.98
2021-05-28T13:20:32:  User energy range .........: undefined
2021-05-28T13:20:32: === GCTAPointing ===
2021-05-28T13:20:32:  Pointing direction ........: (RA,Dec)=(186.151,-7.61578)
2021-05-28T13:20:32: === GCTAResponseIrf ===
2021-05-28T13:20:32:  Caldb mission .............: cta
2021-05-28T13:20:32:  Caldb instrument ..........: prod3b-v2
2021-05-28T13:20:32:  Response name .............: South_z20_0.5h
2021-05-28T13:20:32:  Energy dispersion .........: Not used
2021-05-28T13:20:32:  Safe energy range .........: undefined
2021-05-28T13:20:32: === GCTAEventList ===
2021-05-28T13:20:32:  Number of events ..........: 126897 (disposed in "./event2.fits")
2021-05-28T13:20:32:  Time interval .............: 51544.5 - 51544.5395833333 days
2021-05-28T13:20:32:  Energy interval ...........: 0.1 - 100 TeV
2021-05-28T13:20:32:  Region of interest ........: RA=186.151, DEC=-7.61578 [0,0] Radius=2.16 deg
2021-05-28T13:20:32: === GSkyRegions ===
2021-05-28T13:20:32:  Number of regions .........: 0
2021-05-28T13:20:32: 
2021-05-28T13:20:32: +=================================+
2021-05-28T13:20:32: | Maximum likelihood optimisation |
2021-05-28T13:20:32: +=================================+
2021-05-28T13:20:34:  >Iteration   0: -logL=1482911.076, Lambda=1.0e-03
2021-05-28T13:20:34:    Parameter "Prefactor" drives optimization step (step=0.00167941)
2021-05-28T13:20:35:  >Iteration   1: -logL=1282289.201, Lambda=1.0e-03, delta=200621.876, step=1.7e-03, max(|grad|)=-2965.509270 [Prefactor:2]
2021-05-28T13:20:35:    Parameter "Prefactor" does not drive optimization step anymore.
2021-05-28T13:20:35:    Parameter "Index" drives optimization step (step=0.000757938)
2021-05-28T13:20:37:  >Iteration   2: -logL=1282289.186, Lambda=1.0e-04, delta=0.015, step=7.6e-04, max(|grad|)=-126312.015803 [Prefactor:2]
2021-05-28T13:20:37:    Parameter "Index" does not drive optimization step anymore.
2021-05-28T13:20:37:    Parameter "Prefactor" drives optimization step (step=2.21465e-09)
2021-05-28T13:20:37:    Parameter "Index" hits maximum: 5.04412 > 5 (1)
2021-05-28T13:20:38:   Iteration   3: -logL=1282289.227, Lambda=1.0e-05, delta=-0.041, step=2.2e-09, max(|grad|)=270030.654272 [Prefactor:2] (stalled)
2021-05-28T13:20:38:    Parameter "Prefactor" does not drive optimization step anymore.
2021-05-28T13:20:38:    Parameter "Prefactor" hits minimum: -0.000308903 < 1e-07 (1)
2021-05-28T13:20:38:    Parameter "Index" hits maximum: 1420.66 > 5 (2)
2021-05-28T13:20:39:  >Iteration   4: -logL=1282288.364, Lambda=1.0e-04, delta=0.863, step=1.0e+00, max(|grad|)=276896.798511 [Prefactor:2]
2021-05-28T13:20:39:    Parameter "Prefactor" hits minimum: -0.000312891 < 1e-07 (2)
2021-05-28T13:20:39:    Parameter "Index" hits maximum: 1439.88 > 5 (3)
2021-05-28T13:20:41:   Iteration   5: -logL=1282288.365, Lambda=1.0e-05, delta=-0.001, step=1.0e+00, max(|grad|)=276901.443904 [Prefactor:2] (stalled)
2021-05-28T13:20:41:    Parameter "Prefactor" hits minimum: -0.000309536 < 1e-07 (3)
2021-05-28T13:20:41:    Parameter "Index" hits maximum 5 more than 3 times. Fix parameter at maximum for now.
2021-05-28T13:20:42:  >Iteration   6: -logL=1282288.365, Lambda=1.0e-04, delta=0.000, step=1.0e+00, max(|grad|)=276900.075884 [Prefactor:2]
2021-05-28T13:20:42:    Free parameter "Index" after convergence was reached with frozen parameter.
2021-05-28T13:20:42:    Parameter "Prefactor" hits minimum 1e-07 more than 3 times. Fix parameter at minimum for now.
2021-05-28T13:20:43:  >Iteration   7: -logL=1282288.361, Lambda=1.0e-03, delta=0.003, step=1.0e+00, max(|grad|)=-120.467992 [Index:7]
2021-05-28T13:20:43:    Free parameter "Prefactor" after convergence was reached with frozen parameter.
2021-05-28T13:20:43:    Free parameter "Index" after convergence was reached with frozen parameter.
2021-05-28T13:20:43:  
2021-05-28T13:20:43:  +==================+
2021-05-28T13:20:43:  | Curvature matrix |
2021-05-28T13:20:43:  +==================+
2021-05-28T13:20:43:  === GMatrixSparse ===
2021-05-28T13:20:43:   Number of rows ............: 10
2021-05-28T13:20:43:   Number of columns .........: 10
2021-05-28T13:20:43:   Number of nonzero elements : 9
2021-05-28T13:20:43:   Number of allocated cells .: 521
2021-05-28T13:20:43:   Memory block size .........: 512
2021-05-28T13:20:43:   Sparse matrix fill ........: 0.09
2021-05-28T13:20:43:   Pending element ...........: 0
2021-05-28T13:20:43:   Fill stack size ...........: 0 (none)
2021-05-28T13:20:43:   0, 0, 0, 0, 0, 0, 0, 0, 0, 0
2021-05-28T13:20:43:   0, 0, 0, 0, 0, 0, 0, 0, 0, 0
2021-05-28T13:20:43:   0, 0, 0, 0, 0, 0, 0, 0, 0, 0
2021-05-28T13:20:43:   0, 0, 0, 0.000532064741279702, 0, 0, 0.555318882851058, -1.12310105792725, 0, 0
2021-05-28T13:20:43:   0, 0, 0, 0, 0, 0, 0, 0, 0, 0
2021-05-28T13:20:43:   0, 0, 0, 0, 0, 0, 0, 0, 0, 0
2021-05-28T13:20:43:   0, 0, 0, 0.555318882851058, 0, 0, 255292.212934206, -382215.650721677, 0, 0
2021-05-28T13:20:43:   0, 0, 0, -1.12310105792725, 0, 0, -382215.650721677, 778455.658442613, 0, 0
2021-05-28T13:20:43:   0, 0, 0, 0, 0, 0, 0, 0, 0, 0
2021-05-28T13:20:43:   0, 0, 0, 0, 0, 0, 0, 0, 0, 0
2021-05-28T13:20:45: 
2021-05-28T13:20:45: +====================================+
2021-05-28T13:20:45: | Maximum likelihood re-optimisation |
2021-05-28T13:20:45: +====================================+
2021-05-28T13:20:45:  >Iteration   0: -logL=1282288.334, Lambda=1.0e-03
2021-05-28T13:20:46:  >Iteration   1: -logL=1282288.324, Lambda=1.0e-03, delta=0.009, step=1.0e+00, max(|grad|)=0.023781 [Index:1]
2021-05-28T13:20:47:   Iteration   2: -logL=1282288.324, Lambda=1.0e-04, delta=-0.000, step=1.0e+00, max(|grad|)=-0.000075 [Index:1] (stalled)
2021-05-28T13:20:48:   Iteration   3: -logL=1282288.324, Lambda=1.0e-03, delta=-0.000, step=1.0e+00, max(|grad|)=0.000000 [Prefactor:0] (stalled)
2021-05-28T13:20:49:   Iteration   4: -logL=1282288.324, Lambda=1.0e-02, delta=-0.000, step=1.0e+00, max(|grad|)=0.000000 [Index:1] (stalled)
2021-05-28T13:20:49:  >Iteration   5: -logL=1282288.324, Lambda=1.0e-01, delta=0.000, step=1.0e+00, max(|grad|)=0.000000 [Prefactor:0]
2021-05-28T13:20:49: 
2021-05-28T13:20:49: +============================================+
2021-05-28T13:20:49: | Maximum likelihood re-optimisation results |
2021-05-28T13:20:49: +============================================+
2021-05-28T13:20:49: === GOptimizerLM ===
2021-05-28T13:20:49:  Optimized function value ..: 1282288.324
2021-05-28T13:20:49:  Absolute precision ........: 0.005
2021-05-28T13:20:49:  Acceptable value decrease .: 2
2021-05-28T13:20:49:  Optimization status .......: converged
2021-05-28T13:20:49:  Number of parameters ......: 4
2021-05-28T13:20:49:  Number of free parameters .: 2
2021-05-28T13:20:49:  Number of iterations ......: 5
2021-05-28T13:20:49:  Lambda ....................: 0.01
2021-05-28T13:20:49: 
2021-05-28T13:20:49: +=========================================+
2021-05-28T13:20:49: | Maximum likelihood optimisation results |
2021-05-28T13:20:49: +=========================================+
2021-05-28T13:20:49: === GOptimizerLM ===
2021-05-28T13:20:49:  Optimized function value ..: 1282288.361
2021-05-28T13:20:49:  Absolute precision ........: 0.005
2021-05-28T13:20:49:  Acceptable value decrease .: 2
2021-05-28T13:20:49:  Optimization status .......: converged
2021-05-28T13:20:49:  Number of parameters ......: 10
2021-05-28T13:20:49:  Number of free parameters .: 4
2021-05-28T13:20:49:  Number of iterations ......: 7
2021-05-28T13:20:49:  Lambda ....................: 0.0001
2021-05-28T13:20:49:  Maximum log likelihood ....: -1282288.361
2021-05-28T13:20:49:  Observed events  (Nobs) ...: 253794.000
2021-05-28T13:20:49:  Predicted events (Npred) ..: 253854.941 (Nobs - Npred = -60.9413234166277)
2021-05-28T13:20:49: === GModels ===
2021-05-28T13:20:49:  Number of models ..........: 2
2021-05-28T13:20:49:  Number of parameters ......: 10
2021-05-28T13:20:49: === GModelSky ===
2021-05-28T13:20:49:  Name ......................: src2330
2021-05-28T13:20:49:  Instruments ...............: all
2021-05-28T13:20:49:  Test Statistic ............: -0.0737513825297356
2021-05-28T13:20:49:  Observation identifiers ...: all
2021-05-28T13:20:49:  Model type ................: PointSource
2021-05-28T13:20:49:  Model components ..........: "PointSource" * "PowerLaw" * "Constant"
2021-05-28T13:20:49:  Number of parameters ......: 6
2021-05-28T13:20:49:  Number of spatial par's ...: 2
2021-05-28T13:20:49:   RA .......................: 184.5492 [-360,360] deg (fixed,scale=1)
2021-05-28T13:20:49:   DEC ......................: -5.8137 [-90,90] deg (fixed,scale=1)
2021-05-28T13:20:49:  Number of spectral par's ..: 3
2021-05-28T13:20:49:   Prefactor ................: 1e-23 +/- 7.01670377521098e-21 [1e-23,1e-13] ph/cm2/s/MeV (free,scale=1e-16,gradient)
2021-05-28T13:20:49:   Index ....................: -5 +/- 342.953063165799 [-5,-0]  (free,scale=-1,gradient)
2021-05-28T13:20:49:   PivotEnergy ..............: 1000000 [10000,1000000000] MeV (fixed,scale=1000000,gradient)
2021-05-28T13:20:49:  Number of temporal par's ..: 1
2021-05-28T13:20:49:   Normalization ............: 1 (relative value) (fixed,scale=1,gradient)
2021-05-28T13:20:49:  Number of scale par's .....: 0
2021-05-28T13:20:49: === GCTAModelIrfBackground ===
2021-05-28T13:20:49:  Name ......................: Background
2021-05-28T13:20:49:  Instruments ...............: CTA
2021-05-28T13:20:49:  Observation identifiers ...: all
2021-05-28T13:20:49:  Model type ................: "PowerLaw" * "Constant"
2021-05-28T13:20:49:  Number of parameters ......: 4
2021-05-28T13:20:49:  Number of spectral par's ..: 3
2021-05-28T13:20:49:   Prefactor ................: 0.99706027335371 +/- 0.00384601729826523 [0.001,1000] ph/cm2/s/MeV (free,scale=1,gradient)
2021-05-28T13:20:49:   Index ....................: -0.00280988323133382 +/- 0.00220313067859279 [-5,5]  (free,scale=1,gradient)
2021-05-28T13:20:49:   PivotEnergy ..............: 1000000 [10000,1000000000] MeV (fixed,scale=1000000,gradient)
2021-05-28T13:20:49:  Number of temporal par's ..: 1
2021-05-28T13:20:49:   Normalization ............: 1 (relative value) (fixed,scale=1,gradient)
2021-05-28T13:20:49: 
2021-05-28T13:20:49: +==============+
2021-05-28T13:20:49: | Save results |
2021-05-28T13:20:49: +==============+
2021-05-28T13:20:49:  Model definition file .....: ./outmodel1.xml
2021-05-28T13:20:49:  Covariance matrix file ....: NONE
2021-05-28T13:20:49: 
2021-05-28T13:20:49: Application "ctlike" terminated after 17 wall clock seconds, consuming 24.3724 seconds of CPU time.