! Started logfile: /vlbi/sb072/temp_maps//J1956-3225_C_dfm.log on Tue Mar 5 23:32:21 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//J1956-3225_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1956-3225_C_uvm.fits ! AN table 1: 6 integrations on 36 of 36 possible baselines. ! AN table 2: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.944444 visibilities/baseline/integration-bin. ! Found source: J1956-3225 ! ! 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 3264 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 J1956-3225_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. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.039473Jy sigma=27.310043 ! Fit after self-cal, rms=0.767619Jy sigma=19.333659 ! 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=1.463 mas, bmaj=4.449 mas, bpa=5.375 degrees ! Estimated noise=0.826133 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 = 0.163479 Jy ! Component: 100 - total flux cleaned = 0.217722 Jy ! Total flux subtracted in 100 components = 0.217722 Jy ! Clean residual min=-0.012852 max=0.039563 Jy/beam ! Clean residual mean=-0.000003 rms=0.004174 Jy/beam ! Combined flux in latest and established models = 0.217722 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 0.217722 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=0.127683Jy sigma=3.224755 ! Fit after self-cal, rms=0.127500Jy sigma=3.223576 ! Inverting map ! Added new window around map position (2.1, -5.7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0375581 Jy ! Component: 100 - total flux cleaned = 0.0603919 Jy ! Total flux subtracted in 100 components = 0.0603919 Jy ! Clean residual min=-0.011081 max=0.029016 Jy/beam ! Clean residual mean=-0.000005 rms=0.003176 Jy/beam ! Combined flux in latest and established models = 0.278114 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.278114 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=0.106570Jy sigma=2.488665 ! Fit after self-cal, rms=0.105611Jy sigma=2.453170 ! Inverting map ! Added new window around map position (-2.4, 6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0235686 Jy ! Component: 100 - total flux cleaned = 0.0393978 Jy ! Total flux subtracted in 100 components = 0.0393978 Jy ! Clean residual min=-0.009795 max=0.011929 Jy/beam ! Clean residual mean=-0.000003 rms=0.002626 Jy/beam ! Combined flux in latest and established models = 0.317512 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 55 components and 0.317512 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=0.094661Jy sigma=2.068435 ! Fit after self-cal, rms=0.094549Jy sigma=2.065783 ! 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=1.964 mas, bmaj=6.149 mas, bpa=5.968 degrees ! Estimated noise=0.521597 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 = 0.0275681 Jy ! Component: 100 - total flux cleaned = 0.0446356 Jy ! Component: 150 - total flux cleaned = 0.0556859 Jy ! Component: 200 - total flux cleaned = 0.0629291 Jy ! Total flux subtracted in 200 components = 0.0629291 Jy ! Clean residual min=-0.014211 max=0.017478 Jy/beam ! Clean residual mean=0.000009 rms=0.004368 Jy/beam ! Combined flux in latest and established models = 0.380441 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 85 components and 0.380441 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=0.086008Jy sigma=1.761023 ! Fit after self-cal, rms=0.085874Jy sigma=1.757408 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.964 x 6.149 at 5.968 degrees (North through East) ! Clean map min=-0.014098 max=0.20503 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 HN 0.99 KP 0.97 LA 0.99 ! MK 1.01 NL 1.07 OV 1.09 PT 0.89 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.60 FD 0.89 HN 0.95 KP 1.01 ! LA 1.01 NL 1.20 OV 0.94 PT 0.96 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 1.00 KP 0.95 LA 0.96 ! MK 1.05 NL 1.05 OV 1.09 PT 0.91 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.42 FD 0.93 HN 0.90 KP 1.00 ! LA 1.01 NL 1.17 OV 0.94 PT 0.94 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 0.99 KP 0.94 LA 1.03 ! MK 1.11 NL 1.03 OV 1.09 PT 0.92 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.79 FD 0.92 HN 0.99 KP 1.00 ! LA 1.02 NL 1.17 OV 0.95 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 HN 1.00 KP 0.94 LA 0.71 ! MK 1.06 NL 0.93 OV 1.11 PT 0.78 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.60 FD 0.89 HN 0.97 KP 1.03 ! LA 1.02 NL 1.17 OV 0.92 PT 0.98 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 1.00 KP 0.97 LA 1.01 ! MK 1.02 NL 1.02 OV 1.08 PT 0.92 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 3.75 FD 0.90 HN 1.03 KP 1.02 ! LA 1.02 NL 1.16 OV 0.93 PT 0.95 ! SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.90 HN 1.06 KP 0.97 LA 1.03 ! MK 1.14 NL 1.00 OV 1.08 PT 0.92 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.64 FD 0.90 HN 1.03 KP 1.03 ! LA 1.01 NL 1.19 OV 0.87 PT 0.97 ! SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 1.03 KP 0.98 LA 1.01 ! MK 0.99 NL 1.02 OV 1.10 PT 0.91 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.73 FD 0.90 HN 1.05 KP 1.02 ! LA 1.03 NL 1.14 OV 0.89 PT 0.96 ! SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 0.99 KP 0.97 LA 0.99 ! MK 1.05 NL 0.99 OV 1.11 PT 0.92 ! SC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.69 FD 0.88 HN 1.01 KP 1.02 ! LA 1.02 NL 1.18 OV 0.89 PT 0.96 ! SC 0.91 ! ! ! Fit before self-cal, rms=0.085874Jy sigma=1.757408 ! Fit after self-cal, rms=0.091625Jy sigma=1.238996 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.96 mas, bmaj=6.153 mas, bpa=5.791 degrees ! Estimated noise=0.54093 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 (-9.6, 8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0159859 Jy ! Component: 100 - total flux cleaned = 0.0224819 Jy ! Component: 150 - total flux cleaned = 0.0248528 Jy ! Component: 200 - total flux cleaned = 0.0259768 Jy ! Total flux subtracted in 200 components = 0.0259768 Jy ! Clean residual min=-0.007242 max=0.007025 Jy/beam ! Clean residual mean=0.000018 rms=0.001799 Jy/beam ! Combined flux in latest and established models = 0.406418 Jy ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 141 components and 0.406418 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=0.089474Jy sigma=1.064248 ! Fit after self-cal, rms=0.089376Jy sigma=1.049550 ! 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=0.089376Jy sigma=1.049550 ! Fit after self-cal, rms=0.090350Jy sigma=1.030664 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.964 mas, bmaj=6.161 mas, bpa=5.741 degrees ! Estimated noise=0.538049 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00491533 Jy ! Component: 100 - total flux cleaned = 0.00547006 Jy ! Component: 150 - total flux cleaned = 0.00591446 Jy ! Component: 200 - total flux cleaned = 0.00618327 Jy ! Total flux subtracted in 200 components = 0.00618327 Jy ! Clean residual min=-0.006340 max=0.005027 Jy/beam ! Clean residual mean=0.000015 rms=0.001418 Jy/beam ! Combined flux in latest and established models = 0.412601 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 168 components and 0.412601 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=0.089765Jy sigma=0.983603 ! Fit after self-cal, rms=0.089746Jy sigma=0.979878 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 = 0.00148591 Jy ! Component: 100 - total flux cleaned = 0.0018343 Jy ! Component: 150 - total flux cleaned = 0.00194079 Jy ! Component: 200 - total flux cleaned = 0.00193748 Jy ! Total flux subtracted in 200 components = 0.00193748 Jy ! Clean residual min=-0.005858 max=0.004939 Jy/beam ! Clean residual mean=0.000013 rms=0.001338 Jy/beam ! Combined flux in latest and established models = 0.414539 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 178 components and 0.414539 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=0.089521Jy sigma=0.963190 ! Fit after self-cal, rms=0.089521Jy sigma=0.962637 ! 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=0.089521Jy sigma=0.962637 ! Fit after self-cal, rms=0.091155Jy sigma=0.956512 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.97 mas, bmaj=6.157 mas, bpa=5.597 degrees ! Estimated noise=0.537827 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000955474 Jy ! Component: 100 - total flux cleaned = -0.000846048 Jy ! Component: 150 - total flux cleaned = -0.000746328 Jy ! Component: 200 - total flux cleaned = -0.000747573 Jy ! Total flux subtracted in 200 components = -0.000747573 Jy ! Clean residual min=-0.005362 max=0.004898 Jy/beam ! Clean residual mean=0.000013 rms=0.001235 Jy/beam ! Combined flux in latest and established models = 0.413791 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 187 components and 0.413791 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=0.090895Jy sigma=0.940897 ! Fit after self-cal, rms=0.090902Jy sigma=0.940372 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 = 0.000269429 Jy ! Component: 100 - total flux cleaned = 0.00035413 Jy ! Component: 150 - total flux cleaned = 0.000352074 Jy ! Component: 200 - total flux cleaned = 0.000278785 Jy ! Total flux subtracted in 200 components = 0.000278785 Jy ! Clean residual min=-0.005187 max=0.004797 Jy/beam ! Clean residual mean=0.000012 rms=0.001200 Jy/beam ! Combined flux in latest and established models = 0.41407 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 193 components and 0.41407 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=0.090790Jy sigma=0.931589 ! Fit after self-cal, rms=0.090790Jy sigma=0.931407 ! 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=0.090790Jy sigma=0.931407 ! Fit after self-cal, rms=0.091829Jy sigma=0.928972 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.03 mas, bmaj=11.89 mas, bpa=-1.312 degrees ! Estimated noise=0.603945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00145645 Jy ! Component: 100 - total flux cleaned = -0.0013588 Jy ! Component: 150 - total flux cleaned = -0.0011933 Jy ! Component: 200 - total flux cleaned = -0.00111975 Jy ! Total flux subtracted in 200 components = -0.00111975 Jy ! Clean residual min=-0.006304 max=0.005335 Jy/beam ! Clean residual mean=0.000017 rms=0.001605 Jy/beam ! Combined flux in latest and established models = 0.41295 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 200 components and 0.41295 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=0.091735Jy sigma=0.923770 ! Fit after self-cal, rms=0.091740Jy sigma=0.923253 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 = 0.000397244 Jy ! Component: 100 - total flux cleaned = 0.000461279 Jy ! Component: 150 - total flux cleaned = 0.000518507 Jy ! Component: 200 - total flux cleaned = 0.000571198 Jy ! Total flux subtracted in 200 components = 0.000571198 Jy ! Clean residual min=-0.006156 max=0.005214 Jy/beam ! Clean residual mean=0.000015 rms=0.001573 Jy/beam ! Combined flux in latest and established models = 0.413521 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 215 components and 0.413521 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=0.091751Jy sigma=0.921305 ! Fit after self-cal, rms=0.091743Jy sigma=0.920649 ! 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=1.974 mas, bmaj=6.141 mas, bpa=5.439 degrees ! Estimated noise=0.537508 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.974 x 6.141 at 5.439 degrees (North through East) ! Clean map min=-0.0046861 max=0.21576 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=1.459 mas, bmaj=4.407 mas, bpa=4.813 degrees ! Estimated noise=0.866614 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.171001 Jy ! Component: 100 - total flux cleaned = 0.231851 Jy ! Component: 150 - total flux cleaned = 0.267936 Jy ! Component: 200 - total flux cleaned = 0.29074 Jy ! Total flux subtracted in 200 components = 0.29074 Jy ! Clean residual min=-0.007710 max=0.012233 Jy/beam ! Clean residual mean=0.000018 rms=0.001917 Jy/beam ! Combined flux in latest and established models = 0.29074 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 36 model components to the UV plane model. ! The established model now contains 36 components and 0.29074 Jy ! Inverting map and beam ! Estimated beam: bmin=1.974 mas, bmaj=6.141 mas, bpa=5.439 degrees ! Estimated noise=0.537508 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 = 0.029546 Jy ! Component: 100 - total flux cleaned = 0.0495635 Jy ! Component: 150 - total flux cleaned = 0.0643082 Jy ! Component: 200 - total flux cleaned = 0.0756362 Jy ! Total flux subtracted in 200 components = 0.0756362 Jy ! Clean residual min=-0.006864 max=0.008205 Jy/beam ! Clean residual mean=0.000009 rms=0.002133 Jy/beam ! Combined flux in latest and established models = 0.366377 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 116 components and 0.366377 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=4.03 mas, bmaj=11.89 mas, bpa=-1.312 degrees ! Estimated noise=0.603945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132005 Jy ! Component: 100 - total flux cleaned = 0.0220808 Jy ! Component: 150 - total flux cleaned = 0.0283127 Jy ! Component: 200 - total flux cleaned = 0.0327808 Jy ! Total flux subtracted in 200 components = 0.0327808 Jy ! Clean residual min=-0.006581 max=0.005670 Jy/beam ! Clean residual mean=0.000010 rms=0.001794 Jy/beam ! Combined flux in latest and established models = 0.399157 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 = 0.00322479 Jy ! Component: 100 - total flux cleaned = 0.00558061 Jy ! Component: 150 - total flux cleaned = 0.00730907 Jy ! Component: 200 - total flux cleaned = 0.0081186 Jy ! Total flux subtracted in 200 components = 0.0081186 Jy ! Clean residual min=-0.005986 max=0.004402 Jy/beam ! Clean residual mean=0.000009 rms=0.001576 Jy/beam ! Combined flux in latest and established models = 0.407276 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 174 components and 0.407276 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.974 mas, bmaj=6.141 mas, bpa=5.439 degrees ! Estimated noise=0.537508 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000470858 Jy ! Component: 100 - total flux cleaned = 0.000469332 Jy ! Component: 150 - total flux cleaned = 0.000472357 Jy ! Component: 200 - total flux cleaned = 0.000582566 Jy ! Total flux subtracted in 200 components = 0.000582566 Jy ! Clean residual min=-0.004560 max=0.004272 Jy/beam ! Clean residual mean=0.000005 rms=0.001072 Jy/beam ! Combined flux in latest and established models = 0.407859 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 188 components and 0.407859 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=0.092256Jy sigma=0.896233 ! Fit after self-cal, rms=0.092224Jy sigma=0.895449 wmodel J1956-3225_C_map.mod ! Writing 188 model components to file: J1956-3225_C_map.mod wobs J1956-3225_C_uvs.fits ! Writing UV FITS file: J1956-3225_C_uvs.fits wwins J1956-3225_C_map.win ! wwins: Wrote 4 windows to J1956-3225_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 = -0.000581654 Jy ! Component: 100 - total flux cleaned = -0.000801342 Jy ! Component: 150 - total flux cleaned = -0.000923943 Jy ! Component: 200 - total flux cleaned = -0.00104345 Jy ! Component: 250 - total flux cleaned = -0.000869779 Jy ! Component: 300 - total flux cleaned = -0.000481645 Jy ! Component: 350 - total flux cleaned = -0.00010596 Jy ! Component: 400 - total flux cleaned = 0.000102999 Jy ! Component: 450 - total flux cleaned = 0.000511722 Jy ! Component: 500 - total flux cleaned = 0.00070957 Jy ! Component: 550 - total flux cleaned = 0.000758682 Jy ! Component: 600 - total flux cleaned = 0.000998171 Jy ! Component: 650 - total flux cleaned = 0.00118597 Jy ! Component: 700 - total flux cleaned = 0.00146115 Jy ! Component: 750 - total flux cleaned = 0.00168615 Jy ! Component: 800 - total flux cleaned = 0.00186306 Jy ! Component: 850 - total flux cleaned = 0.00216763 Jy ! Component: 900 - total flux cleaned = 0.00238286 Jy ! Component: 950 - total flux cleaned = 0.0026369 Jy ! Component: 1000 - total flux cleaned = 0.0027626 Jy ! Component: 1050 - total flux cleaned = 0.00296926 Jy ! Component: 1100 - total flux cleaned = 0.00309179 Jy ! Component: 1150 - total flux cleaned = 0.00309243 Jy ! Component: 1200 - total flux cleaned = 0.00333298 Jy ! Component: 1250 - total flux cleaned = 0.00345167 Jy ! Component: 1300 - total flux cleaned = 0.00360897 Jy ! Component: 1350 - total flux cleaned = 0.00380356 Jy ! Component: 1400 - total flux cleaned = 0.00388096 Jy ! Component: 1450 - total flux cleaned = 0.00399526 Jy ! Component: 1500 - total flux cleaned = 0.00422231 Jy ! Component: 1550 - total flux cleaned = 0.00429759 Jy ! Component: 1600 - total flux cleaned = 0.00440934 Jy ! Component: 1650 - total flux cleaned = 0.00448362 Jy ! Component: 1700 - total flux cleaned = 0.00481301 Jy ! Component: 1750 - total flux cleaned = 0.00495807 Jy ! Component: 1800 - total flux cleaned = 0.00502986 Jy ! Component: 1850 - total flux cleaned = 0.005209 Jy ! Component: 1900 - total flux cleaned = 0.00545707 Jy ! Component: 1950 - total flux cleaned = 0.00549212 Jy ! Component: 2000 - total flux cleaned = 0.00563216 Jy ! Component: 2050 - total flux cleaned = 0.00580553 Jy ! Component: 2100 - total flux cleaned = 0.00587452 Jy ! Component: 2150 - total flux cleaned = 0.00604546 Jy ! Component: 2200 - total flux cleaned = 0.00611347 Jy ! Component: 2250 - total flux cleaned = 0.00624846 Jy ! Component: 2300 - total flux cleaned = 0.00628216 Jy ! Component: 2350 - total flux cleaned = 0.00638205 Jy ! Component: 2400 - total flux cleaned = 0.00658054 Jy ! Component: 2450 - total flux cleaned = 0.00654767 Jy ! Component: 2500 - total flux cleaned = 0.0066458 Jy ! Component: 2550 - total flux cleaned = 0.00674317 Jy ! Component: 2600 - total flux cleaned = 0.00677531 Jy ! Component: 2650 - total flux cleaned = 0.00680755 Jy ! Component: 2700 - total flux cleaned = 0.00680762 Jy ! Component: 2750 - total flux cleaned = 0.00696605 Jy ! Component: 2800 - total flux cleaned = 0.00706031 Jy ! Component: 2850 - total flux cleaned = 0.0071231 Jy ! Component: 2900 - total flux cleaned = 0.00718549 Jy ! Component: 2950 - total flux cleaned = 0.00715458 Jy ! Component: 3000 - total flux cleaned = 0.00715474 Jy ! Component: 3050 - total flux cleaned = 0.00724669 Jy ! Component: 3100 - total flux cleaned = 0.00727664 Jy ! Component: 3150 - total flux cleaned = 0.007337 Jy ! Component: 3200 - total flux cleaned = 0.00736718 Jy ! Component: 3250 - total flux cleaned = 0.0073672 Jy ! Component: 3300 - total flux cleaned = 0.00730775 Jy ! Component: 3350 - total flux cleaned = 0.00742587 Jy ! Component: 3400 - total flux cleaned = 0.00751374 Jy ! Component: 3450 - total flux cleaned = 0.00754262 Jy ! Component: 3500 - total flux cleaned = 0.00739743 Jy ! Component: 3550 - total flux cleaned = 0.00748416 Jy ! Component: 3600 - total flux cleaned = 0.00745549 Jy ! Component: 3650 - total flux cleaned = 0.00754147 Jy ! Component: 3700 - total flux cleaned = 0.00756995 Jy ! Component: 3750 - total flux cleaned = 0.007485 Jy ! Component: 3800 - total flux cleaned = 0.00762591 Jy ! Component: 3850 - total flux cleaned = 0.00768177 Jy ! Component: 3900 - total flux cleaned = 0.00759805 Jy ! Component: 3950 - total flux cleaned = 0.00759814 Jy ! Component: 4000 - total flux cleaned = 0.00762585 Jy ! Component: 4050 - total flux cleaned = 0.00757078 Jy ! Total flux subtracted in 4096 components = 0.00762561 Jy ! Clean residual min=-0.001480 max=0.001416 Jy/beam ! Clean residual mean=0.000003 rms=0.000582 Jy/beam ! Combined flux in latest and established models = 0.415484 Jy keep ! Adding 330 model components to the UV plane model. ! The established model now contains 518 components and 0.415484 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1956-3225_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.974 x 6.141 at 5.439 degrees (North through East) ! Clean map min=-0.0037677 max=0.22407 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1956-3225_C_map.fits wmodel /vlbi/sb072/temp_maps//J1956-3225_C_map.mod ! Writing 518 model components to file: /vlbi/sb072/temp_maps//J1956-3225_C_map.mod wobs /vlbi/sb072/temp_maps//J1956-3225_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1956-3225_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1956-3225_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1956-3225_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.224069 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000580015 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.776567 0.776567 1.55313 3.10627 6.21253 12.4251 24.8501 49.7003 99.4006 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.224 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 386.315 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1956-3225_C_dfm.log closed on Tue Mar 5 23:32:25 2019