2021-05-28T13:22:47: ********************************************************************************
2021-05-28T13:22:47: *                                    ctlike                                    *
2021-05-28T13:22:47: * ---------------------------------------------------------------------------- *
2021-05-28T13:22:47: * Version: 1.7.3                                                               *
2021-05-28T13:22:47: ********************************************************************************
2021-05-28T13:22:47: +============+
2021-05-28T13:22:47: | Parameters |
2021-05-28T13:22:47: +============+
2021-05-28T13:22:47:  inobs .....................: ./obs.xml
2021-05-28T13:22:47:  inmodel ...................: ./model_TS.xml
2021-05-28T13:22:47:  expcube ...................: [not queried]
2021-05-28T13:22:47:  psfcube ...................: [not queried]
2021-05-28T13:22:47:  edispcube .................: [not queried]
2021-05-28T13:22:47:  bkgcube ...................: [not queried]
2021-05-28T13:22:47:  caldb .....................: prod3b-v2
2021-05-28T13:22:47:  irf .......................: South_z20_0.5h
2021-05-28T13:22:47:  edisp .....................: no
2021-05-28T13:22:47:  outmodel ..................: ./outmodel4.xml
2021-05-28T13:22:47:  outcovmat .................: NONE
2021-05-28T13:22:47:  statistic .................: DEFAULT
2021-05-28T13:22:47:  refit .....................: no
2021-05-28T13:22:47:  like_accuracy .............: 0.005
2021-05-28T13:22:47:  max_iter ..................: 50
2021-05-28T13:22:47:  fix_spat_for_ts ...........: no
2021-05-28T13:22:47:  nthreads ..................: 0
2021-05-28T13:22:47:  chatter ...................: 3
2021-05-28T13:22:47:  clobber ...................: yes
2021-05-28T13:22:47:  debug .....................: no
2021-05-28T13:22:47:  mode ......................: ql
2021-05-28T13:22:47:  logfile ...................: ./logfile4.log
2021-05-28T13:22:47: 
2021-05-28T13:22:47: WARNING: Energy dispersion will *NOT* be considered for the computation. To consider
2021-05-28T13:22:47:          energy dispersion, please set the "edisp" parameter to "yes". Be aware that
2021-05-28T13:22:47:          using energy dispersion will considerably slow down the computations.
2021-05-28T13:22:47: 
2021-05-28T13:22:47: +====================+
2021-05-28T13:22:47: | Input observations |
2021-05-28T13:22:47: +====================+
2021-05-28T13:22:47: === GObservations ===
2021-05-28T13:22:47:  Number of observations ....: 2
2021-05-28T13:22:47:  Number of models ..........: 2
2021-05-28T13:22:47:  Number of observed events .: 253794
2021-05-28T13:22:47:  Number of predicted events : 0
2021-05-28T13:22:47: === GCTAObservation ===
2021-05-28T13:22:47:  Name ......................: src2330
2021-05-28T13:22:47:  Identifier ................: 01
2021-05-28T13:22:47:  Instrument ................: CTA
2021-05-28T13:22:47:  Event file ................: ./event1.fits
2021-05-28T13:22:47:  Event type ................: EventList
2021-05-28T13:22:47:  Statistic .................: cstat
2021-05-28T13:22:47:  Ontime ....................: 3420 s
2021-05-28T13:22:47:  Livetime ..................: 3351.6 s
2021-05-28T13:22:47:  Deadtime correction .......: 0.98
2021-05-28T13:22:47:  User energy range .........: undefined
2021-05-28T13:22:47: === GCTAPointing ===
2021-05-28T13:22:47:  Pointing direction ........: (RA,Dec)=(186.151,-4.82077)
2021-05-28T13:22:47: === GCTAResponseIrf ===
2021-05-28T13:22:47:  Caldb mission .............: cta
2021-05-28T13:22:47:  Caldb instrument ..........: prod3b-v2
2021-05-28T13:22:47:  Response name .............: South_z20_0.5h
2021-05-28T13:22:47:  Energy dispersion .........: Not used
2021-05-28T13:22:47:  Safe energy range .........: undefined
2021-05-28T13:22:47: === GCTAEventList ===
2021-05-28T13:22:47:  Number of events ..........: 126897 (disposed in "./event1.fits")
2021-05-28T13:22:47:  Time interval .............: 51544.5 - 51544.5395833333 days
2021-05-28T13:22:47:  Energy interval ...........: 0.1 - 100 TeV
2021-05-28T13:22:47:  Region of interest ........: RA=186.151, DEC=-4.82077 [0,0] Radius=2.16 deg
2021-05-28T13:22:47: === GSkyRegions ===
2021-05-28T13:22:47:  Number of regions .........: 0
2021-05-28T13:22:47: === GCTAObservation ===
2021-05-28T13:22:47:  Name ......................: src2330
2021-05-28T13:22:47:  Identifier ................: 02
2021-05-28T13:22:47:  Instrument ................: CTA
2021-05-28T13:22:47:  Event file ................: ./event2.fits
2021-05-28T13:22:47:  Event type ................: EventList
2021-05-28T13:22:47:  Statistic .................: cstat
2021-05-28T13:22:47:  Ontime ....................: 3420 s
2021-05-28T13:22:47:  Livetime ..................: 3351.6 s
2021-05-28T13:22:47:  Deadtime correction .......: 0.98
2021-05-28T13:22:47:  User energy range .........: undefined
2021-05-28T13:22:47: === GCTAPointing ===
2021-05-28T13:22:47:  Pointing direction ........: (RA,Dec)=(186.151,-7.61578)
2021-05-28T13:22:47: === GCTAResponseIrf ===
2021-05-28T13:22:47:  Caldb mission .............: cta
2021-05-28T13:22:47:  Caldb instrument ..........: prod3b-v2
2021-05-28T13:22:47:  Response name .............: South_z20_0.5h
2021-05-28T13:22:47:  Energy dispersion .........: Not used
2021-05-28T13:22:47:  Safe energy range .........: undefined
2021-05-28T13:22:47: === GCTAEventList ===
2021-05-28T13:22:47:  Number of events ..........: 126897 (disposed in "./event2.fits")
2021-05-28T13:22:47:  Time interval .............: 51544.5 - 51544.5395833333 days
2021-05-28T13:22:47:  Energy interval ...........: 0.1 - 100 TeV
2021-05-28T13:22:47:  Region of interest ........: RA=186.151, DEC=-7.61578 [0,0] Radius=2.16 deg
2021-05-28T13:22:47: === GSkyRegions ===
2021-05-28T13:22:47:  Number of regions .........: 0
2021-05-28T13:22:47: 
2021-05-28T13:22:47: +=================================+
2021-05-28T13:22:47: | Maximum likelihood optimisation |
2021-05-28T13:22:47: +=================================+
2021-05-28T13:22:50:  >Iteration   0: -logL=1482338.286, Lambda=1.0e-03
2021-05-28T13:22:50:    Parameter "Prefactor" drives optimization step (step=0.00167912)
2021-05-28T13:22:51:  >Iteration   1: -logL=1282289.201, Lambda=1.0e-03, delta=200049.085, step=1.7e-03, max(|grad|)=-3212.136248 [Prefactor:2]
2021-05-28T13:22:51:    Parameter "Prefactor" does not drive optimization step anymore.
2021-05-28T13:22:51:    Parameter "Index" drives optimization step (step=0.000682997)
2021-05-28T13:22:52:  >Iteration   2: -logL=1282289.185, Lambda=1.0e-04, delta=0.016, step=6.8e-04, max(|grad|)=-143315.473118 [Prefactor:2]
2021-05-28T13:22:52:    Parameter "Index" does not drive optimization step anymore.
2021-05-28T13:22:52:    Parameter "Index" hits minimum: -187.621 < 0 (1)
2021-05-28T13:22:53:   Iteration   3: -logL=1282289.185, Lambda=1.0e-05, delta=-88.948, step=1.0e+00, max(|grad|)=1746400.152735 [Prefactor:2] (stalled)
2021-05-28T13:22:53:    Parameter "Index" drives optimization step (step=0.0262872)
2021-05-28T13:22:55:   Iteration   4: -logL=1282289.185, Lambda=1.0e-04, delta=-2.459, step=2.6e-02, max(|grad|)=1717835.951063 [Prefactor:2] (stalled)
2021-05-28T13:22:55:    Parameter "Index" does not drive optimization step anymore.
2021-05-28T13:22:55:    Parameter "Index" hits minimum: -163.718 < 0 (1)
2021-05-28T13:22:56:   Iteration   5: -logL=1282289.185, Lambda=1.0e-03, delta=-80.012, step=1.0e+00, max(|grad|)=1744784.272777 [Prefactor:2] (stalled)
2021-05-28T13:22:56:    Parameter "Index" drives optimization step (step=0.0693589)
2021-05-28T13:22:58:   Iteration   6: -logL=1282289.185, Lambda=1.0e-02, delta=-3.163, step=6.9e-02, max(|grad|)=1718339.462980 [Prefactor:2] (stalled)
2021-05-28T13:22:58:    Parameter "Index" does not drive optimization step anymore.
2021-05-28T13:22:58:    Parameter "Index" hits maximum: 12.4773 > 5 (1)
2021-05-28T13:22:59:  >Iteration   7: -logL=1282287.689, Lambda=1.0e-01, delta=1.496, step=1.0e+00, max(|grad|)=-36699.121512 [Prefactor:2]
2021-05-28T13:23:00:   Iteration   8: -logL=1282287.852, Lambda=1.0e-02, delta=-0.163, step=1.0e+00, max(|grad|)=-12897.014236 [Prefactor:2] (stalled)
2021-05-28T13:23:02:   Iteration   9: -logL=1282288.056, Lambda=1.0e-01, delta=-0.204, step=1.0e+00, max(|grad|)=39579.027181 [Prefactor:2] (stalled)
2021-05-28T13:23:03:  >Iteration  10: -logL=1282287.495, Lambda=1.0e+00, delta=0.561, step=1.0e+00, max(|grad|)=12316.901175 [Prefactor:2]
2021-05-28T13:23:04:  >Iteration  11: -logL=1282287.395, Lambda=1.0e-01, delta=0.100, step=1.0e+00, max(|grad|)=628.654602 [Prefactor:2]
2021-05-28T13:23:06:   Iteration  12: -logL=1282287.395, Lambda=1.0e-02, delta=-3.267, step=1.0e+00, max(|grad|)=35225.909111 [Prefactor:2] (stalled)
2021-05-28T13:23:07:   Iteration  13: -logL=1282287.395, Lambda=1.0e-01, delta=-3.416, step=1.0e+00, max(|grad|)=53148.690125 [Prefactor:2] (stalled)
2021-05-28T13:23:08:   Iteration  14: -logL=1282287.395, Lambda=1.0e+00, delta=-3.420, step=1.0e+00, max(|grad|)=59656.197992 [Prefactor:2] (stalled)
2021-05-28T13:23:10:   Iteration  15: -logL=1282287.395, Lambda=1.0e+01, delta=-3.367, step=1.0e+00, max(|grad|)=59572.629975 [Prefactor:2] (stalled)
2021-05-28T13:23:11:   Iteration  16: -logL=1282287.395, Lambda=1.0e+02, delta=-3.715, step=1.0e+00, max(|grad|)=65777.173077 [Prefactor:2] (stalled)
2021-05-28T13:23:12:   Iteration  17: -logL=1282287.395, Lambda=1.0e+03, delta=-3.717, step=1.0e+00, max(|grad|)=65822.168267 [Prefactor:2] (stalled)
2021-05-28T13:23:14:   Iteration  18: -logL=1282287.395, Lambda=1.0e+04, delta=-3.717, step=1.0e+00, max(|grad|)=65826.743188 [Prefactor:2] (stalled)
2021-05-28T13:23:15:   Iteration  19: -logL=1282287.395, Lambda=1.0e+05, delta=-3.717, step=1.0e+00, max(|grad|)=65827.201449 [Prefactor:2] (stalled)
2021-05-28T13:23:16:   Iteration  20: -logL=1282287.395, Lambda=1.0e+06, delta=-3.717, step=1.0e+00, max(|grad|)=65827.247283 [Prefactor:2] (stalled)
2021-05-28T13:23:17:   Iteration  21: -logL=1282287.395, Lambda=1.0e+07, delta=-3.717, step=1.0e+00, max(|grad|)=65826.651789 [Prefactor:2] (stalled)
2021-05-28T13:23:17:  
2021-05-28T13:23:17:  +==================+
2021-05-28T13:23:17:  | Curvature matrix |
2021-05-28T13:23:17:  +==================+
2021-05-28T13:23:17:  === GMatrixSparse ===
2021-05-28T13:23:17:   Number of rows ............: 10
2021-05-28T13:23:17:   Number of columns .........: 10
2021-05-28T13:23:17:   Number of nonzero elements : 16
2021-05-28T13:23:17:   Number of allocated cells .: 528
2021-05-28T13:23:17:   Memory block size .........: 512
2021-05-28T13:23:17:   Sparse matrix fill ........: 0.16
2021-05-28T13:23:17:   Pending element ...........: 0
2021-05-28T13:23:17:   Fill stack size ...........: 0 (none)
2021-05-28T13:23:17:   0, 0, 0, 0, 0, 0, 0, 0, 0, 0
2021-05-28T13:23:17:   0, 0, 0, 0, 0, 0, 0, 0, 0, 0
2021-05-28T13:23:17:   0, 0, 567300393.643112, 61016.052959764, 0, 0, 584241.538996673, -1099352.83412756, 0, 0
2021-05-28T13:23:17:   0, 0, 61016.052959764, 6.80987648574735, 0, 0, 62.8709129285554, -123.605698197487, 0, 0
2021-05-28T13:23:17:   0, 0, 0, 0, 0, 0, 0, 0, 0, 0
2021-05-28T13:23:17:   0, 0, 0, 0, 0, 0, 0, 0, 0, 0
2021-05-28T13:23:17:   0, 0, 584241.538996673, 62.8709129285554, 0, 0, 255252.393873998, -382108.713196479, 0, 0
2021-05-28T13:23:17:   0, 0, -1099352.83412756, -123.605698197487, 0, 0, -382108.713196479, 778203.883903911, 0, 0
2021-05-28T13:23:17:   0, 0, 0, 0, 0, 0, 0, 0, 0, 0
2021-05-28T13:23:17:   0, 0, 0, 0, 0, 0, 0, 0, 0, 0
2021-05-28T13:23:19: 
2021-05-28T13:23:19: +====================================+
2021-05-28T13:23:19: | Maximum likelihood re-optimisation |
2021-05-28T13:23:19: +====================================+
2021-05-28T13:23:20:  >Iteration   0: -logL=1282288.327, Lambda=1.0e-03
2021-05-28T13:23:20:  >Iteration   1: -logL=1282288.324, Lambda=1.0e-03, delta=0.003, step=1.0e+00, max(|grad|)=-0.009425 [Prefactor:0]
2021-05-28T13:23:20: 
2021-05-28T13:23:20: +============================================+
2021-05-28T13:23:20: | Maximum likelihood re-optimisation results |
2021-05-28T13:23:20: +============================================+
2021-05-28T13:23:20: === GOptimizerLM ===
2021-05-28T13:23:20:  Optimized function value ..: 1282288.324
2021-05-28T13:23:20:  Absolute precision ........: 0.005
2021-05-28T13:23:20:  Acceptable value decrease .: 2
2021-05-28T13:23:20:  Optimization status .......: converged
2021-05-28T13:23:20:  Number of parameters ......: 4
2021-05-28T13:23:20:  Number of free parameters .: 2
2021-05-28T13:23:20:  Number of iterations ......: 1
2021-05-28T13:23:20:  Lambda ....................: 0.0001
2021-05-28T13:23:20: 
2021-05-28T13:23:20: +=========================================+
2021-05-28T13:23:20: | Maximum likelihood optimisation results |
2021-05-28T13:23:20: +=========================================+
2021-05-28T13:23:20: === GOptimizerLM ===
2021-05-28T13:23:20:  Optimized function value ..: 1282291.113
2021-05-28T13:23:20:  Absolute precision ........: 0.005
2021-05-28T13:23:20:  Acceptable value decrease .: 2
2021-05-28T13:23:20:  Optimization status .......: stalled
2021-05-28T13:23:20:  Number of parameters ......: 10
2021-05-28T13:23:20:  Number of free parameters .: 4
2021-05-28T13:23:20:  Number of iterations ......: 21
2021-05-28T13:23:20:  Lambda ....................: 100000000
2021-05-28T13:23:20:  Maximum log likelihood ....: -1282291.113
2021-05-28T13:23:20:  Observed events  (Nobs) ...: 253794.000
2021-05-28T13:23:20:  Predicted events (Npred) ..: 253799.041 (Nobs - Npred = -5.04137721587904)
2021-05-28T13:23:20: === GModels ===
2021-05-28T13:23:20:  Number of models ..........: 2
2021-05-28T13:23:20:  Number of parameters ......: 10
2021-05-28T13:23:20: === GModelSky ===
2021-05-28T13:23:20:  Name ......................: src2330
2021-05-28T13:23:20:  Instruments ...............: all
2021-05-28T13:23:20:  Test Statistic ............: -5.57660290878266
2021-05-28T13:23:20:  Observation identifiers ...: all
2021-05-28T13:23:20:  Model type ................: PointSource
2021-05-28T13:23:20:  Model components ..........: "PointSource" * "PowerLaw" * "Constant"
2021-05-28T13:23:20:  Number of parameters ......: 6
2021-05-28T13:23:20:  Number of spatial par's ...: 2
2021-05-28T13:23:20:   RA .......................: 184.5492 [-360,360] deg (fixed,scale=1)
2021-05-28T13:23:20:   DEC ......................: -5.8137 [-90,90] deg (fixed,scale=1)
2021-05-28T13:23:20:  Number of spectral par's ..: 3
2021-05-28T13:23:20:   Prefactor ................: 5.70177414825998e-21 +/- 2.20373209159645e-20 [1e-23,1e-13] ph/cm2/s/MeV (free,scale=1e-16,gradient)
2021-05-28T13:23:20:   Index ....................: -4.24575227157592 +/- 2.01149251199397 [-5,-0]  (free,scale=-1,gradient)
2021-05-28T13:23:20:   PivotEnergy ..............: 1000000 [10000,1000000000] MeV (fixed,scale=1000000,gradient)
2021-05-28T13:23:20:  Number of temporal par's ..: 1
2021-05-28T13:23:20:   Normalization ............: 1 (relative value) (fixed,scale=1,gradient)
2021-05-28T13:23:20:  Number of scale par's .....: 0
2021-05-28T13:23:20: === GCTAModelIrfBackground ===
2021-05-28T13:23:20:  Name ......................: Background
2021-05-28T13:23:20:  Instruments ...............: CTA
2021-05-28T13:23:20:  Observation identifiers ...: all
2021-05-28T13:23:20:  Model type ................: "PowerLaw" * "Constant"
2021-05-28T13:23:20:  Number of parameters ......: 4
2021-05-28T13:23:20:  Number of spectral par's ..: 3
2021-05-28T13:23:20:   Prefactor ................: 0.997005018293257 +/- 0.00384612655687193 [0.001,1000] ph/cm2/s/MeV (free,scale=1,gradient)
2021-05-28T13:23:20:   Index ....................: -0.0025990927733132 +/- 0.00220331784715267 [-5,5]  (free,scale=1,gradient)
2021-05-28T13:23:20:   PivotEnergy ..............: 1000000 [10000,1000000000] MeV (fixed,scale=1000000,gradient)
2021-05-28T13:23:20:  Number of temporal par's ..: 1
2021-05-28T13:23:20:   Normalization ............: 1 (relative value) (fixed,scale=1,gradient)
2021-05-28T13:23:20: 
2021-05-28T13:23:20: +==============+
2021-05-28T13:23:20: | Save results |
2021-05-28T13:23:20: +==============+
2021-05-28T13:23:20:  Model definition file .....: ./outmodel4.xml
2021-05-28T13:23:20:  Covariance matrix file ....: NONE
2021-05-28T13:23:20: 
2021-05-28T13:23:20: Application "ctlike" terminated after 33 wall clock seconds, consuming 46.537 seconds of CPU time.