! Started logfile: /vlbi/sb072/temp_maps//J1520-3845_C_dfm.log on Mon Nov 12 23:01:59 2018 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//J1520-3845_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1520-3845_C_uva.fits ! AN table 1: 6 integrations on 15 of 15 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1520-3845 ! ! 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 720 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 J1520-3845_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=1.002092Jy sigma=24.944952 ! Fit after self-cal, rms=0.969388Jy sigma=24.065725 ! 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=1.555 mas, bmaj=12.17 mas, bpa=4.238 degrees ! Estimated noise=1.62686 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) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0240014 Jy ! Component: 100 - total flux cleaned = 0.0316452 Jy ! Total flux subtracted in 100 components = 0.0316452 Jy ! Clean residual min=-0.004022 max=0.004520 Jy/beam ! Clean residual mean=-0.000119 rms=0.001352 Jy/beam ! Combined flux in latest and established models = 0.0316452 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 35 components and 0.0316452 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=0.031872Jy sigma=0.589903 ! Fit after self-cal, rms=0.031123Jy sigma=0.575301 ! 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=1.974 mas, bmaj=12.27 mas, bpa=3.559 degrees ! Estimated noise=1.16642 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 = 0.00658314 Jy ! Component: 100 - total flux cleaned = 0.0101999 Jy ! Component: 150 - total flux cleaned = 0.0124272 Jy ! Component: 200 - total flux cleaned = 0.0138663 Jy ! Total flux subtracted in 200 components = 0.0138663 Jy ! Clean residual min=-0.002539 max=0.002299 Jy/beam ! Clean residual mean=-0.000019 rms=0.000712 Jy/beam ! Combined flux in latest and established models = 0.0455116 Jy ! Performing phase self-cal ! Adding 79 model components to the UV plane model. ! The established model now contains 113 components and 0.0455116 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=0.030006Jy sigma=0.520457 ! Fit after self-cal, rms=0.029948Jy sigma=0.519189 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.974 x 12.27 at 3.559 degrees (North through East) ! Clean map min=-0.0025445 max=0.033092 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 LA 0.83 NL 1.11 OV 1.01 ! PT 1.30 SC 1.28 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.11 LA 0.80 NL 1.00 OV 0.94 ! PT 1.05 SC 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 LA 0.92 NL 1.01 OV 1.02 ! PT 1.03 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 LA 0.85 NL 1.03 OV 1.01 ! PT 0.99 SC 1.17 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.19 LA 0.97 NL 1.35 OV 1.17 ! PT 0.83 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 LA 1.09 NL 0.97 OV 0.86 ! PT 0.97 SC 1.08 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 LA 1.17 NL 0.80 OV 0.87 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.84 LA 1.12 NL 1.92 OV 0.97 ! PT 1.02 SC 1.13 ! ! ! Fit before self-cal, rms=0.029948Jy sigma=0.519189 ! Fit after self-cal, rms=0.034024Jy sigma=0.500963 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.012 mas, bmaj=12.57 mas, bpa=3.434 degrees ! Estimated noise=1.17071 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 = -8.86975e-05 Jy ! Component: 100 - total flux cleaned = -0.000104193 Jy ! Component: 150 - total flux cleaned = -0.000105119 Jy ! Component: 200 - total flux cleaned = -9.11678e-05 Jy ! Total flux subtracted in 200 components = -9.11678e-05 Jy ! Clean residual min=-0.002204 max=0.002047 Jy/beam ! Clean residual mean=0.000010 rms=0.000605 Jy/beam ! Combined flux in latest and established models = 0.0454204 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 125 components and 0.0454204 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=0.033973Jy sigma=0.500343 ! Fit after self-cal, rms=0.034146Jy sigma=0.499620 ! 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=0.034146Jy sigma=0.499620 ! Fit after self-cal, rms=0.034690Jy sigma=0.499358 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.031 mas, bmaj=12.55 mas, bpa=3.338 degrees ! Estimated noise=1.17786 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.6681e-05 Jy ! Component: 100 - total flux cleaned = -3.39523e-05 Jy ! Component: 150 - total flux cleaned = -5.7646e-05 Jy ! Component: 200 - total flux cleaned = -4.76172e-05 Jy ! Total flux subtracted in 200 components = -4.76172e-05 Jy ! Clean residual min=-0.002302 max=0.002126 Jy/beam ! Clean residual mean=0.000011 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.0453728 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 134 components and 0.0453728 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=0.034647Jy sigma=0.499127 ! Fit after self-cal, rms=0.034643Jy sigma=0.499035 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 = 8.26091e-05 Jy ! Component: 100 - total flux cleaned = 7.10355e-05 Jy ! Component: 150 - total flux cleaned = 6.02649e-05 Jy ! Component: 200 - total flux cleaned = 5.05773e-05 Jy ! Total flux subtracted in 200 components = 5.05773e-05 Jy ! Clean residual min=-0.002265 max=0.002149 Jy/beam ! Clean residual mean=0.000012 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.0454234 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 136 components and 0.0454234 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=0.034629Jy sigma=0.498798 ! Fit after self-cal, rms=0.034619Jy sigma=0.498751 ! 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=0.034619Jy sigma=0.498751 ! Fit after self-cal, rms=0.034736Jy sigma=0.498537 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.049 mas, bmaj=12.5 mas, bpa=3.238 degrees ! Estimated noise=1.18272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.72974e-05 Jy ! Component: 100 - total flux cleaned = 2.04328e-05 Jy ! Component: 150 - total flux cleaned = -1.77442e-05 Jy ! Component: 200 - total flux cleaned = -2.67314e-05 Jy ! Total flux subtracted in 200 components = -2.67314e-05 Jy ! Clean residual min=-0.002239 max=0.002188 Jy/beam ! Clean residual mean=0.000013 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.0453966 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 142 components and 0.0453966 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=0.034700Jy sigma=0.498490 ! Fit after self-cal, rms=0.034691Jy sigma=0.498437 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 = -4.46064e-06 Jy ! Component: 100 - total flux cleaned = -1.30887e-05 Jy ! Component: 150 - total flux cleaned = -2.12072e-05 Jy ! Component: 200 - total flux cleaned = -2.14261e-05 Jy ! Total flux subtracted in 200 components = -2.14261e-05 Jy ! Clean residual min=-0.002194 max=0.002191 Jy/beam ! Clean residual mean=0.000013 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.0453752 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 145 components and 0.0453752 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=0.034681Jy sigma=0.498270 ! Fit after self-cal, rms=0.034676Jy sigma=0.498231 ! 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=0.034676Jy sigma=0.498231 ! Fit after self-cal, rms=0.034805Jy sigma=0.498059 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.217 mas, bmaj=14.99 mas, bpa=-6.094 degrees ! Estimated noise=1.34815 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.47683e-05 Jy ! Component: 100 - total flux cleaned = -4.49238e-05 Jy ! Component: 150 - total flux cleaned = -5.06027e-05 Jy ! Component: 200 - total flux cleaned = -5.69566e-05 Jy ! Total flux subtracted in 200 components = -5.69566e-05 Jy ! Clean residual min=-0.002009 max=0.002268 Jy/beam ! Clean residual mean=0.000024 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.0453183 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 155 components and 0.0453183 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=0.034787Jy sigma=0.498014 ! Fit after self-cal, rms=0.034786Jy sigma=0.498004 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 = 1.31917e-05 Jy ! Component: 100 - total flux cleaned = 7.27142e-06 Jy ! Component: 150 - total flux cleaned = 1.63703e-06 Jy ! Component: 200 - total flux cleaned = 1.93041e-06 Jy ! Total flux subtracted in 200 components = 1.93041e-06 Jy ! Clean residual min=-0.002009 max=0.002263 Jy/beam ! Clean residual mean=0.000025 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.0453202 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 158 components and 0.0453202 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=0.034779Jy sigma=0.497940 ! Fit after self-cal, rms=0.034778Jy sigma=0.497935 ! 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=2.066 mas, bmaj=12.46 mas, bpa=3.147 degrees ! Estimated noise=1.18782 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.066 x 12.46 at 3.147 degrees (North through East) ! Clean map min=-0.0020989 max=0.033562 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 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=1.593 mas, bmaj=12.3 mas, bpa=4.108 degrees ! Estimated noise=1.73098 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0259716 Jy ! Component: 100 - total flux cleaned = 0.0334296 Jy ! Component: 150 - total flux cleaned = 0.0375557 Jy ! Component: 200 - total flux cleaned = 0.0404754 Jy ! Total flux subtracted in 200 components = 0.0404754 Jy ! Clean residual min=-0.003321 max=0.003035 Jy/beam ! Clean residual mean=-0.000037 rms=0.000912 Jy/beam ! Combined flux in latest and established models = 0.0404754 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 39 model components to the UV plane model. ! The established model now contains 39 components and 0.0404754 Jy ! Inverting map and beam ! Estimated beam: bmin=2.066 mas, bmaj=12.46 mas, bpa=3.147 degrees ! Estimated noise=1.18782 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 = 0.00259693 Jy ! Component: 100 - total flux cleaned = 0.00395282 Jy ! Component: 150 - total flux cleaned = 0.00469253 Jy ! Component: 200 - total flux cleaned = 0.00486538 Jy ! Total flux subtracted in 200 components = 0.00486538 Jy ! Clean residual min=-0.002250 max=0.002134 Jy/beam ! Clean residual mean=0.000009 rms=0.000606 Jy/beam ! Combined flux in latest and established models = 0.0453408 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 60 components and 0.0453408 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=4.217 mas, bmaj=14.99 mas, bpa=-6.094 degrees ! Estimated noise=1.34815 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000192898 Jy ! Component: 100 - total flux cleaned = 0.0001931 Jy ! Component: 150 - total flux cleaned = 0.000193106 Jy ! Component: 200 - total flux cleaned = 0.000192644 Jy ! Total flux subtracted in 200 components = 0.000192644 Jy ! Clean residual min=-0.002056 max=0.002369 Jy/beam ! Clean residual mean=0.000017 rms=0.000668 Jy/beam ! Combined flux in latest and established models = 0.0455335 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 = 3.43407e-07 Jy ! Component: 100 - total flux cleaned = 5.80788e-07 Jy ! Component: 150 - total flux cleaned = 5.1967e-07 Jy ! Component: 200 - total flux cleaned = -6.40591e-06 Jy ! Total flux subtracted in 200 components = -6.40591e-06 Jy ! Clean residual min=-0.002058 max=0.002341 Jy/beam ! Clean residual mean=0.000019 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 0.0455271 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 71 components and 0.045527 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.066 mas, bmaj=12.46 mas, bpa=3.147 degrees ! Estimated noise=1.18782 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.55697e-06 Jy ! Component: 100 - total flux cleaned = 8.26635e-06 Jy ! Component: 150 - total flux cleaned = 1.8747e-05 Jy ! Component: 200 - total flux cleaned = 3.84347e-05 Jy ! Total flux subtracted in 200 components = 3.84347e-05 Jy ! Clean residual min=-0.002147 max=0.002179 Jy/beam ! Clean residual mean=0.000013 rms=0.000597 Jy/beam ! Combined flux in latest and established models = 0.0455655 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 81 components and 0.0455655 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=0.034768Jy sigma=0.498924 ! Fit after self-cal, rms=0.034752Jy sigma=0.498804 wmodel J1520-3845_C_map.mod ! Writing 81 model components to file: J1520-3845_C_map.mod wobs J1520-3845_C_uvs.fits ! Writing UV FITS file: J1520-3845_C_uvs.fits wwins J1520-3845_C_map.win ! wwins: Wrote 1 windows to J1520-3845_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 = -0.000359148 Jy ! Component: 100 - total flux cleaned = -0.000538113 Jy ! Component: 150 - total flux cleaned = -0.000668295 Jy ! Component: 200 - total flux cleaned = -0.000788996 Jy ! Component: 250 - total flux cleaned = -0.000844507 Jy ! Component: 300 - total flux cleaned = -0.00111252 Jy ! Component: 350 - total flux cleaned = -0.00134045 Jy ! Component: 400 - total flux cleaned = -0.00155917 Jy ! Component: 450 - total flux cleaned = -0.0018161 Jy ! Component: 500 - total flux cleaned = -0.00195104 Jy ! Component: 550 - total flux cleaned = -0.00221268 Jy ! Component: 600 - total flux cleaned = -0.00242449 Jy ! Component: 650 - total flux cleaned = -0.0027141 Jy ! Component: 700 - total flux cleaned = -0.0028758 Jy ! Component: 750 - total flux cleaned = -0.00305475 Jy ! Component: 800 - total flux cleaned = -0.00313304 Jy ! Component: 850 - total flux cleaned = -0.00322861 Jy ! Component: 900 - total flux cleaned = -0.00322902 Jy ! Component: 950 - total flux cleaned = -0.00326632 Jy ! Component: 1000 - total flux cleaned = -0.00328464 Jy ! Component: 1050 - total flux cleaned = -0.00326688 Jy ! Component: 1100 - total flux cleaned = -0.00331967 Jy ! Component: 1150 - total flux cleaned = -0.00342381 Jy ! Component: 1200 - total flux cleaned = -0.00345799 Jy ! Component: 1250 - total flux cleaned = -0.00347485 Jy ! Component: 1300 - total flux cleaned = -0.00352511 Jy ! Component: 1350 - total flux cleaned = -0.00360816 Jy ! Component: 1400 - total flux cleaned = -0.00365726 Jy ! Component: 1450 - total flux cleaned = -0.0037219 Jy ! Component: 1500 - total flux cleaned = -0.00375398 Jy ! Component: 1550 - total flux cleaned = -0.00384974 Jy ! Component: 1600 - total flux cleaned = -0.00388136 Jy ! Component: 1650 - total flux cleaned = -0.00391283 Jy ! Component: 1700 - total flux cleaned = -0.00392847 Jy ! Component: 1750 - total flux cleaned = -0.00397519 Jy ! Component: 1800 - total flux cleaned = -0.00397531 Jy ! Component: 1850 - total flux cleaned = -0.00397535 Jy ! Component: 1900 - total flux cleaned = -0.00400619 Jy ! Component: 1950 - total flux cleaned = -0.00400626 Jy ! Component: 2000 - total flux cleaned = -0.00403706 Jy ! Component: 2050 - total flux cleaned = -0.00406771 Jy ! Component: 2100 - total flux cleaned = -0.00406769 Jy ! Component: 2150 - total flux cleaned = -0.00406776 Jy ! Component: 2200 - total flux cleaned = -0.00406768 Jy ! Component: 2250 - total flux cleaned = -0.00403739 Jy ! Component: 2300 - total flux cleaned = -0.00402226 Jy ! Component: 2350 - total flux cleaned = -0.00403744 Jy ! Component: 2400 - total flux cleaned = -0.00409806 Jy ! Component: 2450 - total flux cleaned = -0.00412837 Jy ! Component: 2500 - total flux cleaned = -0.00415871 Jy ! Component: 2550 - total flux cleaned = -0.00421925 Jy ! Component: 2600 - total flux cleaned = -0.00424957 Jy ! Component: 2650 - total flux cleaned = -0.00431024 Jy ! Component: 2700 - total flux cleaned = -0.0043711 Jy ! Component: 2750 - total flux cleaned = -0.00449303 Jy ! Component: 2800 - total flux cleaned = -0.00463059 Jy ! Component: 2850 - total flux cleaned = -0.00469203 Jy ! Component: 2900 - total flux cleaned = -0.00481541 Jy ! Component: 2950 - total flux cleaned = -0.00487766 Jy ! Component: 3000 - total flux cleaned = -0.00494019 Jy ! Component: 3050 - total flux cleaned = -0.00501891 Jy ! Component: 3100 - total flux cleaned = -0.00506648 Jy ! Component: 3150 - total flux cleaned = -0.00514586 Jy ! Component: 3200 - total flux cleaned = -0.00521001 Jy ! Component: 3250 - total flux cleaned = -0.00530715 Jy ! Component: 3300 - total flux cleaned = -0.00533992 Jy ! Component: 3350 - total flux cleaned = -0.00538907 Jy ! Component: 3400 - total flux cleaned = -0.00552145 Jy ! Component: 3450 - total flux cleaned = -0.00558818 Jy ! Component: 3500 - total flux cleaned = -0.00568921 Jy ! Component: 3550 - total flux cleaned = -0.0057063 Jy ! Component: 3600 - total flux cleaned = -0.00579166 Jy ! Component: 3650 - total flux cleaned = -0.00584365 Jy ! Component: 3700 - total flux cleaned = -0.00587857 Jy ! Component: 3750 - total flux cleaned = -0.00596674 Jy ! Component: 3800 - total flux cleaned = -0.00602031 Jy ! Component: 3850 - total flux cleaned = -0.0060746 Jy ! Component: 3900 - total flux cleaned = -0.00607478 Jy ! Component: 3950 - total flux cleaned = -0.00605637 Jy ! Component: 4000 - total flux cleaned = -0.00609401 Jy ! Component: 4050 - total flux cleaned = -0.00605563 Jy ! Total flux subtracted in 4096 components = -0.00603598 Jy ! Clean residual min=-0.001135 max=0.001337 Jy/beam ! Clean residual mean=0.000002 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.0395295 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 353 components and 0.0395295 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1520-3845_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.066 x 12.46 at 3.147 degrees (North through East) ! Clean map min=-0.0024961 max=0.033626 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1520-3845_C_map.fits wmodel /vlbi/sb072/temp_maps//J1520-3845_C_map.mod ! Writing 353 model components to file: /vlbi/sb072/temp_maps//J1520-3845_C_map.mod wobs /vlbi/sb072/temp_maps//J1520-3845_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1520-3845_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1520-3845_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1520-3845_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0336256 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000330107 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.94514 2.94514 5.89029 11.7806 23.5611 47.1223 94.2446 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.033 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 101.862 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1520-3845_C_dfm.log closed on Mon Nov 12 23:02:03 2018