! Started logfile: /vlbi/sb072/temp_maps//J1642-0621_C_dfm.log on Fri Jan 25 19:41:26 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1642-0621_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1642-0621_C_uva.fits ! AN table 1: 3 integrations on 6 of 6 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1642-0621 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 144 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1642-0621_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.444018Jy sigma=58.044475 ! Fit after self-cal, rms=0.150254Jy sigma=4.976624 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.176 mas, bmaj=6.909 mas, bpa=-23.54 degrees ! Estimated noise=1.64313 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.730676 Jy ! Component: 100 - total flux cleaned = 0.892069 Jy ! Total flux subtracted in 100 components = 0.892069 Jy ! Clean residual min=-0.047174 max=0.053954 Jy/beam ! Clean residual mean=0.000005 rms=0.016523 Jy/beam ! Combined flux in latest and established models = 0.892069 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.892069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.165965Jy sigma=4.482695 ! Fit after self-cal, rms=0.165961Jy sigma=4.481729 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.33 mas, bmaj=6.634 mas, bpa=-24.48 degrees ! Estimated noise=1.50465 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0228085 Jy ! Component: 100 - total flux cleaned = 0.0182077 Jy ! Component: 150 - total flux cleaned = 0.0120488 Jy ! Component: 200 - total flux cleaned = 0.00603814 Jy ! Total flux subtracted in 200 components = 0.00603814 Jy ! Clean residual min=-0.015272 max=0.015146 Jy/beam ! Clean residual mean=0.000001 rms=0.006758 Jy/beam ! Combined flux in latest and established models = 0.898107 Jy ! Performing phase self-cal ! Adding 75 model components to the UV plane model. ! The established model now contains 77 components and 0.898107 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.108736Jy sigma=2.822381 ! Fit after self-cal, rms=0.108624Jy sigma=2.818005 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.33 x 6.634 at -24.48 degrees (North through East) ! Clean map min=-0.03026 max=0.91999 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 MK 1.00 NL 1.07 OV 0.80 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 MK 0.94 NL 1.01 OV 0.81 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 MK 0.97 NL 1.00 OV 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 MK 0.96 NL 1.02 OV 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 MK 0.99 NL 0.99 OV 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 MK 0.99 NL 1.01 OV 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 MK 1.00 NL 1.00 OV 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 MK 1.00 NL 1.01 OV 0.97 ! ! ! Fit before self-cal, rms=0.108624Jy sigma=2.818005 ! Fit after self-cal, rms=0.045311Jy sigma=1.451470 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.332 mas, bmaj=6.677 mas, bpa=-24.54 degrees ! Estimated noise=1.48507 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00372376 Jy ! Component: 100 - total flux cleaned = -0.00470967 Jy ! Component: 150 - total flux cleaned = -0.00538583 Jy ! Component: 200 - total flux cleaned = -0.00511948 Jy ! Total flux subtracted in 200 components = -0.00511948 Jy ! Clean residual min=-0.002152 max=0.002135 Jy/beam ! Clean residual mean=-0.000002 rms=0.000588 Jy/beam ! Combined flux in latest and established models = 0.892988 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 124 components and 0.892988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042929Jy sigma=1.359541 ! Fit after self-cal, rms=0.042879Jy sigma=1.358079 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042879Jy sigma=1.358079 ! Fit after self-cal, rms=0.042923Jy sigma=1.354312 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.332 mas, bmaj=6.676 mas, bpa=-24.54 degrees ! Estimated noise=1.48523 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000166047 Jy ! Component: 100 - total flux cleaned = -0.000229113 Jy ! Component: 150 - total flux cleaned = -0.000339515 Jy ! Component: 200 - total flux cleaned = -0.000397216 Jy ! Total flux subtracted in 200 components = -0.000397216 Jy ! Clean residual min=-0.000804 max=0.000803 Jy/beam ! Clean residual mean=-0.000001 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.892591 Jy selfcal ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 165 components and 0.892591 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042658Jy sigma=1.347912 ! Fit after self-cal, rms=0.042652Jy sigma=1.347739 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.21439e-05 Jy ! Component: 100 - total flux cleaned = -0.00024427 Jy ! Component: 150 - total flux cleaned = -0.000559351 Jy ! Component: 200 - total flux cleaned = -0.000818012 Jy ! Total flux subtracted in 200 components = -0.000818012 Jy ! Clean residual min=-0.000520 max=0.000516 Jy/beam ! Clean residual mean=-0.000001 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.891773 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 197 components and 0.891773 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042570Jy sigma=1.345601 ! Fit after self-cal, rms=0.042567Jy sigma=1.345463 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042567Jy sigma=1.345463 ! Fit after self-cal, rms=0.042736Jy sigma=1.343709 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.332 mas, bmaj=6.675 mas, bpa=-24.54 degrees ! Estimated noise=1.4856 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115589 Jy ! Component: 100 - total flux cleaned = 0.00155462 Jy ! Component: 150 - total flux cleaned = 0.0015181 Jy ! Component: 200 - total flux cleaned = 0.00151715 Jy ! Total flux subtracted in 200 components = 0.00151715 Jy ! Clean residual min=-0.000461 max=0.000463 Jy/beam ! Clean residual mean=-0.000000 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.89329 Jy selfcal ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 240 components and 0.89329 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042586Jy sigma=1.343113 ! Fit after self-cal, rms=0.042584Jy sigma=1.343022 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000164808 Jy ! Component: 100 - total flux cleaned = 0.000219729 Jy ! Component: 150 - total flux cleaned = 0.000242195 Jy ! Component: 200 - total flux cleaned = 0.000309446 Jy ! Total flux subtracted in 200 components = 0.000309446 Jy ! Clean residual min=-0.000363 max=0.000363 Jy/beam ! Clean residual mean=-0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.8936 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 270 components and 0.8936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042538Jy sigma=1.342563 ! Fit after self-cal, rms=0.042538Jy sigma=1.342520 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042538Jy sigma=1.342520 ! Fit after self-cal, rms=0.042742Jy sigma=1.341113 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.615 mas, bmaj=6.567 mas, bpa=-13.28 degrees ! Estimated noise=2.24509 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111296 Jy ! Component: 100 - total flux cleaned = 0.00092117 Jy ! Component: 150 - total flux cleaned = 0.00081668 Jy ! Component: 200 - total flux cleaned = 0.000654311 Jy ! Total flux subtracted in 200 components = 0.000654311 Jy ! Clean residual min=-0.000363 max=0.000362 Jy/beam ! Clean residual mean=-0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.894254 Jy selfcal ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 321 components and 0.894254 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042611Jy sigma=1.341824 ! Fit after self-cal, rms=0.042611Jy sigma=1.341680 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.24718e-05 Jy ! Component: 100 - total flux cleaned = -0.000151384 Jy ! Component: 150 - total flux cleaned = -0.000243919 Jy ! Component: 200 - total flux cleaned = -0.000225163 Jy ! Total flux subtracted in 200 components = -0.000225163 Jy ! Clean residual min=-0.000312 max=0.000311 Jy/beam ! Clean residual mean=-0.000001 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.894029 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 361 components and 0.894029 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042577Jy sigma=1.341831 ! Fit after self-cal, rms=0.042578Jy sigma=1.341769 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.332 mas, bmaj=6.675 mas, bpa=-24.54 degrees ! Estimated noise=1.48608 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.332 x 6.675 at -24.54 degrees (North through East) ! Clean map min=-0.01583 max=0.90615 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042578Jy sigma=1.341769 ! Fit after self-cal, rms=0.010761Jy sigma=0.348575 ! Inverting map and beam ! Estimated beam: bmin=1.332 mas, bmaj=6.676 mas, bpa=-24.54 degrees ! Estimated noise=1.48576 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.2699e-05 Jy ! Component: 100 - total flux cleaned = -0.000206706 Jy ! Component: 150 - total flux cleaned = -0.000358555 Jy ! Component: 200 - total flux cleaned = -0.000539366 Jy ! Total flux subtracted in 200 components = -0.000539366 Jy ! Clean residual min=-0.000323 max=0.000323 Jy/beam ! Clean residual mean=-0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.893489 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 400 components and 0.893489 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.010668Jy sigma=0.344971 ! Fit after self-cal, rms=0.010673Jy sigma=0.344766 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.3719e-05 Jy ! Component: 100 - total flux cleaned = -2.11244e-05 Jy ! Component: 150 - total flux cleaned = 3.62316e-05 Jy ! Component: 200 - total flux cleaned = 2.30579e-05 Jy ! Total flux subtracted in 200 components = 2.30579e-05 Jy ! Clean residual min=-0.000221 max=0.000221 Jy/beam ! Clean residual mean=-0.000000 rms=0.000075 Jy/beam ! Combined flux in latest and established models = 0.893513 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 439 components and 0.893513 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.010625Jy sigma=0.343128 ! Fit after self-cal, rms=0.010631Jy sigma=0.343022 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.010631Jy sigma=0.343022 ! Fit after self-cal, rms=0.010590Jy sigma=0.342349 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.177 mas, bmaj=6.951 mas, bpa=-23.59 degrees ! Estimated noise=1.62427 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.722266 Jy ! Component: 100 - total flux cleaned = 0.880607 Jy ! Component: 150 - total flux cleaned = 0.905717 Jy ! Component: 200 - total flux cleaned = 0.909635 Jy ! Total flux subtracted in 200 components = 0.909635 Jy ! Clean residual min=-0.016952 max=0.017027 Jy/beam ! Clean residual mean=0.000003 rms=0.006537 Jy/beam ! Combined flux in latest and established models = 0.909636 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 29 model components to the UV plane model. ! The established model now contains 29 components and 0.909636 Jy ! Inverting map and beam ! Estimated beam: bmin=1.332 mas, bmaj=6.676 mas, bpa=-24.54 degrees ! Estimated noise=1.48569 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000303635 Jy ! Component: 100 - total flux cleaned = -0.00045519 Jy ! Component: 150 - total flux cleaned = -0.00365638 Jy ! Component: 200 - total flux cleaned = -0.00505657 Jy ! Total flux subtracted in 200 components = -0.00505657 Jy ! Clean residual min=-0.006245 max=0.006251 Jy/beam ! Clean residual mean=0.000004 rms=0.002618 Jy/beam ! Combined flux in latest and established models = 0.904579 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 82 components and 0.904579 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.616 mas, bmaj=6.568 mas, bpa=-13.29 degrees ! Estimated noise=2.24431 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000956093 Jy ! Component: 100 - total flux cleaned = 0.000652892 Jy ! Component: 150 - total flux cleaned = 0.000115545 Jy ! Component: 200 - total flux cleaned = -0.000238868 Jy ! Total flux subtracted in 200 components = -0.000238868 Jy ! Clean residual min=-0.002792 max=0.002814 Jy/beam ! Clean residual mean=0.000001 rms=0.000927 Jy/beam ! Combined flux in latest and established models = 0.90434 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000498835 Jy ! Component: 100 - total flux cleaned = 0.00166104 Jy ! Component: 150 - total flux cleaned = 0.00269427 Jy ! Component: 200 - total flux cleaned = 0.00342432 Jy ! Total flux subtracted in 200 components = 0.00342432 Jy ! Clean residual min=-0.003169 max=0.003193 Jy/beam ! Clean residual mean=0.000002 rms=0.000980 Jy/beam ! Combined flux in latest and established models = 0.907765 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 153 components and 0.907765 Jy ! Inverting map ! Added new window around map position (-37.8, 73.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00295239 Jy ! Component: 100 - total flux cleaned = 0.0036216 Jy ! Component: 150 - total flux cleaned = 0.0039347 Jy ! Component: 200 - total flux cleaned = 0.00396101 Jy ! Total flux subtracted in 200 components = 0.00396101 Jy ! Clean residual min=-0.004737 max=0.004091 Jy/beam ! Clean residual mean=-0.000005 rms=0.001012 Jy/beam ! Combined flux in latest and established models = 0.911726 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 171 components and 0.911726 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.332 mas, bmaj=6.676 mas, bpa=-24.54 degrees ! Estimated noise=1.48569 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000349581 Jy ! Component: 100 - total flux cleaned = -7.65883e-05 Jy ! Component: 150 - total flux cleaned = 0.000296495 Jy ! Component: 200 - total flux cleaned = 0.000418856 Jy ! Total flux subtracted in 200 components = 0.000418856 Jy ! Clean residual min=-0.004003 max=0.003919 Jy/beam ! Clean residual mean=-0.000001 rms=0.001236 Jy/beam ! Combined flux in latest and established models = 0.912145 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 191 components and 0.912144 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.014504Jy sigma=0.539025 ! Fit after self-cal, rms=0.014114Jy sigma=0.502661 wmodel J1642-0621_C_map.mod ! Writing 191 model components to file: J1642-0621_C_map.mod wobs J1642-0621_C_uvs.fits ! Writing UV FITS file: J1642-0621_C_uvs.fits wwins J1642-0621_C_map.win ! wwins: Wrote 1 windows to J1642-0621_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00170916 Jy ! Component: 100 - total flux cleaned = -0.00312123 Jy ! Component: 150 - total flux cleaned = -0.00352274 Jy ! Component: 200 - total flux cleaned = -0.00384098 Jy ! Component: 250 - total flux cleaned = -0.0040906 Jy ! Component: 300 - total flux cleaned = -0.00431737 Jy ! Component: 350 - total flux cleaned = -0.00442177 Jy ! Component: 400 - total flux cleaned = -0.00438993 Jy ! Component: 450 - total flux cleaned = -0.00442117 Jy ! Component: 500 - total flux cleaned = -0.00450709 Jy ! Component: 550 - total flux cleaned = -0.00445418 Jy ! Component: 600 - total flux cleaned = -0.00440247 Jy ! Component: 650 - total flux cleaned = -0.00435366 Jy ! Component: 700 - total flux cleaned = -0.00418974 Jy ! Component: 750 - total flux cleaned = -0.00400701 Jy ! Component: 800 - total flux cleaned = -0.00373942 Jy ! Component: 850 - total flux cleaned = -0.00356507 Jy ! Component: 900 - total flux cleaned = -0.00337286 Jy ! Component: 950 - total flux cleaned = -0.00320538 Jy ! Component: 1000 - total flux cleaned = -0.00304052 Jy ! Component: 1050 - total flux cleaned = -0.00291828 Jy ! Component: 1100 - total flux cleaned = -0.00277705 Jy ! Component: 1150 - total flux cleaned = -0.00267739 Jy ! Component: 1200 - total flux cleaned = -0.0025592 Jy ! Component: 1250 - total flux cleaned = -0.00246138 Jy ! Component: 1300 - total flux cleaned = -0.0023643 Jy ! Component: 1350 - total flux cleaned = -0.002249 Jy ! Component: 1400 - total flux cleaned = -0.00219174 Jy ! Component: 1450 - total flux cleaned = -0.00211525 Jy ! Component: 1500 - total flux cleaned = -0.00201974 Jy ! Component: 1550 - total flux cleaned = -0.00198144 Jy ! Component: 1600 - total flux cleaned = -0.00196259 Jy ! Component: 1650 - total flux cleaned = -0.00194345 Jy ! Component: 1700 - total flux cleaned = -0.00192412 Jy ! Component: 1750 - total flux cleaned = -0.00188588 Jy ! Component: 1800 - total flux cleaned = -0.00186645 Jy ! Component: 1850 - total flux cleaned = -0.00184682 Jy ! Component: 1900 - total flux cleaned = -0.00182717 Jy ! Component: 1950 - total flux cleaned = -0.0017875 Jy ! Component: 2000 - total flux cleaned = -0.00172704 Jy ! Component: 2050 - total flux cleaned = -0.00168647 Jy ! Component: 2100 - total flux cleaned = -0.00162507 Jy ! Component: 2150 - total flux cleaned = -0.00154166 Jy ! Component: 2200 - total flux cleaned = -0.00149911 Jy ! Component: 2250 - total flux cleaned = -0.00145577 Jy ! Component: 2300 - total flux cleaned = -0.00143372 Jy ! Component: 2350 - total flux cleaned = -0.0013889 Jy ! Component: 2400 - total flux cleaned = -0.00132045 Jy ! Component: 2450 - total flux cleaned = -0.00129699 Jy ! Component: 2500 - total flux cleaned = -0.00124944 Jy ! Component: 2550 - total flux cleaned = -0.00120094 Jy ! Component: 2600 - total flux cleaned = -0.0011761 Jy ! Component: 2650 - total flux cleaned = -0.00112584 Jy ! Component: 2700 - total flux cleaned = -0.00107441 Jy ! Component: 2750 - total flux cleaned = -0.00104836 Jy ! Component: 2800 - total flux cleaned = -0.000995635 Jy ! Component: 2850 - total flux cleaned = -0.000941241 Jy ! Component: 2900 - total flux cleaned = -0.000857353 Jy ! Component: 2950 - total flux cleaned = -0.000828812 Jy ! Component: 3000 - total flux cleaned = -0.000770602 Jy ! Component: 3050 - total flux cleaned = -0.000740569 Jy ! Component: 3100 - total flux cleaned = -0.000680001 Jy ! Component: 3150 - total flux cleaned = -0.000648831 Jy ! Component: 3200 - total flux cleaned = -0.000617491 Jy ! Component: 3250 - total flux cleaned = -0.000585438 Jy ! Component: 3300 - total flux cleaned = -0.000519441 Jy ! Component: 3350 - total flux cleaned = -0.000485595 Jy ! Component: 3400 - total flux cleaned = -0.000485856 Jy ! Component: 3450 - total flux cleaned = -0.000415534 Jy ! Component: 3500 - total flux cleaned = -0.000379509 Jy ! Component: 3550 - total flux cleaned = -0.000304933 Jy ! Component: 3600 - total flux cleaned = -0.00026648 Jy ! Component: 3650 - total flux cleaned = -0.000266922 Jy ! Component: 3700 - total flux cleaned = -0.000147497 Jy ! Component: 3750 - total flux cleaned = -0.000106546 Jy ! Component: 3800 - total flux cleaned = -6.48101e-05 Jy ! Component: 3850 - total flux cleaned = 2.041e-05 Jy ! Component: 3900 - total flux cleaned = 6.39653e-05 Jy ! Component: 3950 - total flux cleaned = 0.000108098 Jy ! Component: 4000 - total flux cleaned = 0.000198872 Jy ! Component: 4050 - total flux cleaned = 0.000245032 Jy ! Total flux subtracted in 4096 components = 0.00029243 Jy ! Clean residual min=-0.002424 max=0.002427 Jy/beam ! Clean residual mean=-0.000002 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 0.912437 Jy keep ! Adding 154 model components to the UV plane model. ! The established model now contains 345 components and 0.912437 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1642-0621_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.332 x 6.676 at -24.54 degrees (North through East) ! Clean map min=-0.0082926 max=0.89744 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1642-0621_C_map.fits wmodel /vlbi/sb072/temp_maps//J1642-0621_C_map.mod ! Writing 345 model components to file: /vlbi/sb072/temp_maps//J1642-0621_C_map.mod wobs /vlbi/sb072/temp_maps//J1642-0621_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1642-0621_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1642-0621_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1642-0621_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.897441 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000852664 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.285032 0.285032 0.570063 1.14013 2.28025 4.56051 9.12101 18.242 36.4841 72.9681 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.897 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1052.51 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1642-0621_C_dfm.log closed on Fri Jan 25 19:41:31 2019