! Started logfile: /vlbi/sb072/temp_maps//J1718-2850_C_dfm.log on Tue Mar 5 23:21:35 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//J1718-2850_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1718-2850_C_uvm.fits ! AN table 1: 6 integrations on 21 of 21 possible baselines. ! AN table 2: 7 integrations on 21 of 21 possible baselines. ! AN table 3: 7 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1718-2850 ! ! 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 3752 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 J1718-2850_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=1.006413Jy sigma=28.096426 ! Fit after self-cal, rms=0.887586Jy sigma=24.632012 ! 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=1.564 mas, bmaj=5.269 mas, bpa=18.47 degrees ! Estimated noise=0.733614 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 = 0.0807526 Jy ! Component: 100 - total flux cleaned = 0.106798 Jy ! Total flux subtracted in 100 components = 0.106798 Jy ! Clean residual min=-0.007830 max=0.011982 Jy/beam ! Clean residual mean=-0.000024 rms=0.001903 Jy/beam ! Combined flux in latest and established models = 0.106798 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.106798 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=0.057515Jy sigma=1.332552 ! Fit after self-cal, rms=0.057387Jy sigma=1.330493 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0139586 Jy ! Component: 100 - total flux cleaned = 0.023073 Jy ! Total flux subtracted in 100 components = 0.023073 Jy ! Clean residual min=-0.006100 max=0.010775 Jy/beam ! Clean residual mean=-0.000031 rms=0.001457 Jy/beam ! Combined flux in latest and established models = 0.129871 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 35 components and 0.129871 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=0.051347Jy sigma=1.109775 ! Fit after self-cal, rms=0.051305Jy sigma=1.108652 ! Inverting map ! Added new window around map position (6.6, 9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100264 Jy ! Component: 100 - total flux cleaned = 0.0165145 Jy ! Total flux subtracted in 100 components = 0.0165145 Jy ! Clean residual min=-0.005185 max=0.007911 Jy/beam ! Clean residual mean=-0.000034 rms=0.001197 Jy/beam ! Combined flux in latest and established models = 0.146386 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 46 components and 0.146386 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=0.048499Jy sigma=0.997390 ! Fit after self-cal, rms=0.048324Jy sigma=0.991010 ! 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=2.14 mas, bmaj=6.867 mas, bpa=14.1 degrees ! Estimated noise=0.454633 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 (3.6, 5.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0095683 Jy ! Component: 100 - total flux cleaned = 0.0154077 Jy ! Component: 150 - total flux cleaned = 0.0195431 Jy ! Component: 200 - total flux cleaned = 0.0225661 Jy ! Total flux subtracted in 200 components = 0.0225661 Jy ! Clean residual min=-0.004150 max=0.007432 Jy/beam ! Clean residual mean=-0.000096 rms=0.001240 Jy/beam ! Combined flux in latest and established models = 0.168952 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 90 components and 0.168952 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=0.046115Jy sigma=0.907787 ! Fit after self-cal, rms=0.045904Jy sigma=0.897980 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.14 x 6.867 at 14.1 degrees (North through East) ! Clean map min=-0.0040895 max=0.10767 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 HN 1.13 LA 1.14 NL 1.03 ! OV 1.48 PT 1.10 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.91 KP 0.91 LA 1.04 NL 1.12 ! OV 1.02 PT 0.87 SC 0.91 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.91 KP 0.92 LA 1.00 ! NL 1.13 OV 1.00 PT 0.92 SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 HN 0.90 LA 1.13 NL 1.12 ! OV 1.37 PT 1.05 SC 1.19 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 KP 0.89 LA 1.03 NL 1.05 ! OV 1.02 PT 0.89 SC 0.90 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.89 KP 0.92 LA 1.04 ! NL 1.21 OV 0.98 PT 0.92 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.14 HN 1.07 LA 1.13 NL 1.18 ! OV 1.25 PT 1.18 SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.92 KP 0.95 LA 1.02 NL 1.09 ! OV 0.98 PT 0.94 SC 0.92 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.93 KP 0.92 LA 1.02 ! NL 1.14 OV 0.98 PT 0.92 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.08 HN 1.13 LA 1.18 NL 1.07 ! OV 1.24 PT 1.11 SC 1.23 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.91 KP 0.95 LA 0.99 NL 0.99 ! OV 1.03 PT 0.93 SC 0.91 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.93 KP 0.93 LA 1.03 ! NL 1.19 OV 1.02 PT 0.59 SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.13 HN 0.99 LA 1.21 NL 1.19 ! OV 1.24 PT 1.13 SC 1.18 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.90 KP 0.93 LA 1.02 NL 1.10 ! OV 0.95 PT 0.88 SC 0.87 ! ! Telescope amplitude corrections in sub-array 3: ! BR 2.04 FD 0.91 KP 0.94 LA 1.00 ! NL 1.12 OV 1.00 PT 0.90 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.11 HN 1.18 LA 1.20 NL 1.17 ! OV 1.29 PT 1.09 SC 1.18 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.92 KP 0.92 LA 1.03 NL 1.01 ! OV 0.94 PT 0.89 SC 0.86 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.92 KP 0.93 LA 0.99 ! NL 1.12 OV 1.01 PT 0.95 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.06 LA 1.21 NL 1.15 ! OV 1.31 PT 1.13 SC 1.22 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.92 KP 0.90 LA 1.04 NL 1.11 ! OV 0.98 PT 0.87 SC 0.82 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.91 KP 0.93 LA 1.04 ! NL 1.15 OV 1.01 PT 0.93 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 1.05 LA 1.23 NL 1.23 ! OV 1.20 PT 1.16 SC 1.20 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.93 KP 0.92 LA 0.97 NL 1.08 ! OV 0.98 PT 0.91 SC 0.83 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.91 KP 0.95 LA 1.01 ! NL 1.12 OV 1.02 PT 0.91 SC 0.98 ! ! ! Fit before self-cal, rms=0.045904Jy sigma=0.897980 ! Fit after self-cal, rms=0.041739Jy sigma=0.662250 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.139 mas, bmaj=7.08 mas, bpa=14.62 degrees ! Estimated noise=0.463398 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 = -0.000862561 Jy ! Component: 100 - total flux cleaned = -0.000758091 Jy ! Component: 150 - total flux cleaned = -0.000664478 Jy ! Component: 200 - total flux cleaned = -0.00062664 Jy ! Total flux subtracted in 200 components = -0.00062664 Jy ! Clean residual min=-0.001879 max=0.001548 Jy/beam ! Clean residual mean=0.000001 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.168325 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 106 components and 0.168325 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=0.041608Jy sigma=0.657034 ! Fit after self-cal, rms=0.041646Jy sigma=0.656572 ! 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=0.041646Jy sigma=0.656572 ! Fit after self-cal, rms=0.041746Jy sigma=0.656214 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.141 mas, bmaj=7.097 mas, bpa=14.7 degrees ! Estimated noise=0.463598 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000540321 Jy ! Component: 100 - total flux cleaned = -0.000505667 Jy ! Component: 150 - total flux cleaned = -0.000507374 Jy ! Component: 200 - total flux cleaned = -0.000481087 Jy ! Total flux subtracted in 200 components = -0.000481087 Jy ! Clean residual min=-0.001619 max=0.001415 Jy/beam ! Clean residual mean=0.000001 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.167844 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 113 components and 0.167844 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=0.041683Jy sigma=0.654067 ! Fit after self-cal, rms=0.041676Jy sigma=0.653958 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 = 4.91547e-05 Jy ! Component: 100 - total flux cleaned = 5.1737e-05 Jy ! Component: 150 - total flux cleaned = 5.26274e-05 Jy ! Component: 200 - total flux cleaned = 3.35701e-05 Jy ! Total flux subtracted in 200 components = 3.35701e-05 Jy ! Clean residual min=-0.001525 max=0.001336 Jy/beam ! Clean residual mean=0.000001 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.167878 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 114 components and 0.167878 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=0.041650Jy sigma=0.653063 ! Fit after self-cal, rms=0.041645Jy sigma=0.653005 ! 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=0.041645Jy sigma=0.653005 ! Fit after self-cal, rms=0.041881Jy sigma=0.651830 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.14 mas, bmaj=7.119 mas, bpa=14.75 degrees ! Estimated noise=0.464551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000318839 Jy ! Component: 100 - total flux cleaned = -0.000344033 Jy ! Component: 150 - total flux cleaned = -0.000364157 Jy ! Component: 200 - total flux cleaned = -0.000381625 Jy ! Total flux subtracted in 200 components = -0.000381625 Jy ! Clean residual min=-0.001383 max=0.001260 Jy/beam ! Clean residual mean=0.000002 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.167496 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 125 components and 0.167496 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=0.041852Jy sigma=0.651063 ! Fit after self-cal, rms=0.041851Jy sigma=0.651032 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 = -2.54806e-05 Jy ! Component: 100 - total flux cleaned = -2.49186e-05 Jy ! Component: 150 - total flux cleaned = -5.45349e-05 Jy ! Component: 200 - total flux cleaned = -5.43839e-05 Jy ! Total flux subtracted in 200 components = -5.43839e-05 Jy ! Clean residual min=-0.001327 max=0.001227 Jy/beam ! Clean residual mean=0.000002 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.167442 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 133 components and 0.167442 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=0.041838Jy sigma=0.650639 ! Fit after self-cal, rms=0.041835Jy sigma=0.650619 ! 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=0.041835Jy sigma=0.650619 ! Fit after self-cal, rms=0.041985Jy sigma=0.649760 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.386 mas, bmaj=10.97 mas, bpa=4.769 degrees ! Estimated noise=0.526625 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000222034 Jy ! Component: 100 - total flux cleaned = -0.0002349 Jy ! Component: 150 - total flux cleaned = -0.000235689 Jy ! Component: 200 - total flux cleaned = -0.000246913 Jy ! Total flux subtracted in 200 components = -0.000246913 Jy ! Clean residual min=-0.001010 max=0.001077 Jy/beam ! Clean residual mean=0.000004 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.167195 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 146 components and 0.167195 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=0.041973Jy sigma=0.649531 ! Fit after self-cal, rms=0.041974Jy sigma=0.649493 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 = -1.10557e-05 Jy ! Component: 100 - total flux cleaned = -2.13517e-05 Jy ! Component: 150 - total flux cleaned = -3.04995e-05 Jy ! Component: 200 - total flux cleaned = -3.00165e-05 Jy ! Total flux subtracted in 200 components = -3.00165e-05 Jy ! Clean residual min=-0.001002 max=0.001069 Jy/beam ! Clean residual mean=0.000004 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.167165 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 152 components and 0.167165 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=0.041967Jy sigma=0.649422 ! Fit after self-cal, rms=0.041967Jy sigma=0.649402 ! 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=2.141 mas, bmaj=7.135 mas, bpa=14.77 degrees ! Estimated noise=0.465227 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.141 x 7.135 at 14.77 degrees (North through East) ! Clean map min=-0.0012075 max=0.11002 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=1.552 mas, bmaj=5.474 mas, bpa=18.97 degrees ! Estimated noise=0.756342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0828113 Jy ! Component: 100 - total flux cleaned = 0.108604 Jy ! Component: 150 - total flux cleaned = 0.122635 Jy ! Component: 200 - total flux cleaned = 0.132426 Jy ! Total flux subtracted in 200 components = 0.132426 Jy ! Clean residual min=-0.003576 max=0.005458 Jy/beam ! Clean residual mean=-0.000001 rms=0.000991 Jy/beam ! Combined flux in latest and established models = 0.132426 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 32 model components to the UV plane model. ! The established model now contains 32 components and 0.132426 Jy ! Inverting map and beam ! Estimated beam: bmin=2.141 mas, bmaj=7.135 mas, bpa=14.77 degrees ! Estimated noise=0.465227 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 = 0.0117555 Jy ! Component: 100 - total flux cleaned = 0.0186556 Jy ! Component: 150 - total flux cleaned = 0.0232834 Jy ! Component: 200 - total flux cleaned = 0.026516 Jy ! Total flux subtracted in 200 components = 0.026516 Jy ! Clean residual min=-0.001733 max=0.002060 Jy/beam ! Clean residual mean=-0.000001 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.158942 Jy ! Adding 103 model components to the UV plane model. ! The established model now contains 132 components and 0.158942 Jy ! Inverting map ! Added new window around map position (-3, -2.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00238845 Jy ! Component: 100 - total flux cleaned = 0.00410019 Jy ! Component: 150 - total flux cleaned = 0.00531446 Jy ! Component: 200 - total flux cleaned = 0.0058312 Jy ! Total flux subtracted in 200 components = 0.0058312 Jy ! Clean residual min=-0.001235 max=0.001128 Jy/beam ! Clean residual mean=0.000001 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.164773 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 172 components and 0.164773 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=4.386 mas, bmaj=10.97 mas, bpa=4.769 degrees ! Estimated noise=0.526625 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000978983 Jy ! Component: 100 - total flux cleaned = 0.00147581 Jy ! Component: 150 - total flux cleaned = 0.00156844 Jy ! Component: 200 - total flux cleaned = 0.00164717 Jy ! Total flux subtracted in 200 components = 0.00164717 Jy ! Clean residual min=-0.001080 max=0.001064 Jy/beam ! Clean residual mean=0.000003 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.16642 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 = 5.4486e-05 Jy ! Component: 100 - total flux cleaned = 9.1331e-05 Jy ! Component: 150 - total flux cleaned = 0.000113675 Jy ! Component: 200 - total flux cleaned = 0.000143869 Jy ! Total flux subtracted in 200 components = 0.000143869 Jy ! Clean residual min=-0.001000 max=0.001057 Jy/beam ! Clean residual mean=0.000002 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.166564 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 225 components and 0.166564 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.141 mas, bmaj=7.135 mas, bpa=14.77 degrees ! Estimated noise=0.465227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.99269e-05 Jy ! Component: 100 - total flux cleaned = 6.05847e-05 Jy ! Component: 150 - total flux cleaned = 5.96969e-05 Jy ! Component: 200 - total flux cleaned = 0.000104608 Jy ! Total flux subtracted in 200 components = 0.000104608 Jy ! Clean residual min=-0.001071 max=0.001090 Jy/beam ! Clean residual mean=0.000001 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.166668 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 237 components and 0.166668 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=0.041900Jy sigma=0.648281 ! Fit after self-cal, rms=0.041880Jy sigma=0.648001 wmodel J1718-2850_C_map.mod ! Writing 237 model components to file: J1718-2850_C_map.mod wobs J1718-2850_C_uvs.fits ! Writing UV FITS file: J1718-2850_C_uvs.fits wwins J1718-2850_C_map.win ! wwins: Wrote 4 windows to J1718-2850_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 = 0.000142927 Jy ! Component: 100 - total flux cleaned = 0.000105586 Jy ! Component: 150 - total flux cleaned = 7.03276e-05 Jy ! Component: 200 - total flux cleaned = 5.3695e-05 Jy ! Component: 250 - total flux cleaned = 8.68396e-05 Jy ! Component: 300 - total flux cleaned = 5.46909e-05 Jy ! Component: 350 - total flux cleaned = -7.48249e-06 Jy ! Component: 400 - total flux cleaned = -2.2474e-05 Jy ! Component: 450 - total flux cleaned = -8.20686e-05 Jy ! Component: 500 - total flux cleaned = -0.000125832 Jy ! Component: 550 - total flux cleaned = -0.000125773 Jy ! Component: 600 - total flux cleaned = -0.000210534 Jy ! Component: 650 - total flux cleaned = -0.000252179 Jy ! Component: 700 - total flux cleaned = -0.000334261 Jy ! Component: 750 - total flux cleaned = -0.000428196 Jy ! Component: 800 - total flux cleaned = -0.00050734 Jy ! Component: 850 - total flux cleaned = -0.000546429 Jy ! Component: 900 - total flux cleaned = -0.000649304 Jy ! Component: 950 - total flux cleaned = -0.000738016 Jy ! Component: 1000 - total flux cleaned = -0.000837925 Jy ! Component: 1050 - total flux cleaned = -0.000874943 Jy ! Component: 1100 - total flux cleaned = -0.000948055 Jy ! Component: 1150 - total flux cleaned = -0.00102005 Jy ! Component: 1200 - total flux cleaned = -0.00107944 Jy ! Component: 1250 - total flux cleaned = -0.00116177 Jy ! Component: 1300 - total flux cleaned = -0.00121994 Jy ! Component: 1350 - total flux cleaned = -0.00126595 Jy ! Component: 1400 - total flux cleaned = -0.00135689 Jy ! Component: 1450 - total flux cleaned = -0.00140195 Jy ! Component: 1500 - total flux cleaned = -0.0014689 Jy ! Component: 1550 - total flux cleaned = -0.00152393 Jy ! Component: 1600 - total flux cleaned = -0.0015786 Jy ! Component: 1650 - total flux cleaned = -0.00162206 Jy ! Component: 1700 - total flux cleaned = -0.00168654 Jy ! Component: 1750 - total flux cleaned = -0.00172921 Jy ! Component: 1800 - total flux cleaned = -0.00173988 Jy ! Component: 1850 - total flux cleaned = -0.0017819 Jy ! Component: 1900 - total flux cleaned = -0.00179229 Jy ! Component: 1950 - total flux cleaned = -0.00183349 Jy ! Component: 2000 - total flux cleaned = -0.00189494 Jy ! Component: 2050 - total flux cleaned = -0.00190514 Jy ! Component: 2100 - total flux cleaned = -0.00197584 Jy ! Component: 2150 - total flux cleaned = -0.0020058 Jy ! Component: 2200 - total flux cleaned = -0.00203575 Jy ! Component: 2250 - total flux cleaned = -0.00208515 Jy ! Component: 2300 - total flux cleaned = -0.00218321 Jy ! Component: 2350 - total flux cleaned = -0.00221234 Jy ! Component: 2400 - total flux cleaned = -0.00225093 Jy ! Component: 2450 - total flux cleaned = -0.00229907 Jy ! Component: 2500 - total flux cleaned = -0.00238481 Jy ! Component: 2550 - total flux cleaned = -0.00244167 Jy ! Component: 2600 - total flux cleaned = -0.00250752 Jy ! Component: 2650 - total flux cleaned = -0.00255428 Jy ! Component: 2700 - total flux cleaned = -0.00257282 Jy ! Component: 2750 - total flux cleaned = -0.00265589 Jy ! Component: 2800 - total flux cleaned = -0.00270174 Jy ! Component: 2850 - total flux cleaned = -0.00269268 Jy ! Component: 2900 - total flux cleaned = -0.0027562 Jy ! Component: 2950 - total flux cleaned = -0.00276519 Jy ! Component: 3000 - total flux cleaned = -0.00280115 Jy ! Component: 3050 - total flux cleaned = -0.00286349 Jy ! Component: 3100 - total flux cleaned = -0.00289896 Jy ! Component: 3150 - total flux cleaned = -0.00294299 Jy ! Component: 3200 - total flux cleaned = -0.00297805 Jy ! Component: 3250 - total flux cleaned = -0.00303044 Jy ! Component: 3300 - total flux cleaned = -0.00304783 Jy ! Component: 3350 - total flux cleaned = -0.00309962 Jy ! Component: 3400 - total flux cleaned = -0.00308237 Jy ! Component: 3450 - total flux cleaned = -0.00312509 Jy ! Component: 3500 - total flux cleaned = -0.00316762 Jy ! Component: 3550 - total flux cleaned = -0.00320146 Jy ! Component: 3600 - total flux cleaned = -0.00319308 Jy ! Component: 3650 - total flux cleaned = -0.0032685 Jy ! Component: 3700 - total flux cleaned = -0.00330183 Jy ! Component: 3750 - total flux cleaned = -0.00329354 Jy ! Component: 3800 - total flux cleaned = -0.0033431 Jy ! Component: 3850 - total flux cleaned = -0.00336778 Jy ! Component: 3900 - total flux cleaned = -0.00340048 Jy ! Component: 3950 - total flux cleaned = -0.00340051 Jy ! Component: 4000 - total flux cleaned = -0.00340871 Jy ! Component: 4050 - total flux cleaned = -0.00341676 Jy ! Total flux subtracted in 4096 components = -0.003457 Jy ! Clean residual min=-0.000452 max=0.000438 Jy/beam ! Clean residual mean=-0.000003 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.163211 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 509 components and 0.163211 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1718-2850_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.141 x 7.135 at 14.77 degrees (North through East) ! Clean map min=-0.0010487 max=0.11056 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1718-2850_C_map.fits wmodel /vlbi/sb072/temp_maps//J1718-2850_C_map.mod ! Writing 509 model components to file: /vlbi/sb072/temp_maps//J1718-2850_C_map.mod wobs /vlbi/sb072/temp_maps//J1718-2850_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1718-2850_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1718-2850_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1718-2850_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.110556 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000149064 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.404493 0.404493 0.808986 1.61797 3.23594 6.47189 12.9438 25.8875 51.7751 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.11 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 741.669 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1718-2850_C_dfm.log closed on Tue Mar 5 23:21:39 2019