! Started logfile: /vlbi/sb072/temp_maps//J1521+4336_X_dfm.log on Fri Jan 25 19:36:12 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J1521+4336_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1521+4336_X_uvm.fits ! AN table 1: 6 integrations on 28 of 28 possible baselines. ! AN table 2: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1521+4336 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 76 lines of history. ! ! Reading 3072 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1521+4336_X] 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 0.200x0.200 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 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.010128Jy sigma=35.685393 ! Fit after self-cal, rms=0.840841Jy sigma=29.371123 ! 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=0.8462 mas, bmaj=2.039 mas, bpa=49.01 degrees ! Estimated noise=0.605555 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 = 0.12764 Jy ! Component: 100 - total flux cleaned = 0.157423 Jy ! Total flux subtracted in 100 components = 0.157423 Jy ! Clean residual min=-0.009906 max=0.011861 Jy/beam ! Clean residual mean=0.000006 rms=0.001973 Jy/beam ! Combined flux in latest and established models = 0.157423 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.157423 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=0.052912Jy sigma=1.642854 ! Fit after self-cal, rms=0.052881Jy sigma=1.642254 ! Inverting map ! Added new window around map position (-6, -4.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120628 Jy ! Component: 100 - total flux cleaned = 0.0148447 Jy ! Total flux subtracted in 100 components = 0.0148447 Jy ! Clean residual min=-0.008352 max=0.009357 Jy/beam ! Clean residual mean=0.000007 rms=0.001685 Jy/beam ! Combined flux in latest and established models = 0.172268 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 20 components and 0.172268 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=0.050421Jy sigma=1.511742 ! Fit after self-cal, rms=0.050314Jy sigma=1.506452 ! 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=1.116 mas, bmaj=2.322 mas, bpa=51.95 degrees ! Estimated noise=0.416208 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 (8, -27.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132882 Jy ! Component: 100 - total flux cleaned = 0.0205707 Jy ! Component: 150 - total flux cleaned = 0.0244415 Jy ! Component: 200 - total flux cleaned = 0.026526 Jy ! Total flux subtracted in 200 components = 0.026526 Jy ! Clean residual min=-0.008975 max=0.012190 Jy/beam ! Clean residual mean=0.000036 rms=0.002000 Jy/beam ! Combined flux in latest and established models = 0.198794 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 53 components and 0.198794 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=0.046789Jy sigma=1.325695 ! Fit after self-cal, rms=0.046381Jy sigma=1.302001 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.116 x 2.322 at 51.95 degrees (North through East) ! Clean map min=-0.0086059 max=0.15856 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.93 LA 0.94 MK 0.95 ! NL 1.01 OV 0.90 PT 0.89 SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.23 HN 1.06 KP 1.13 ! LA 1.00* NL 1.10 OV 1.33 PT 1.12 ! SC 0.83 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 0.94 LA 0.95 MK 0.97 ! NL 1.01 OV 0.92 PT 0.89 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 1.23 HN 1.09 KP 1.16 ! LA 1.00* NL 1.06 OV 1.27 PT 1.15 ! SC 0.82 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.92 LA 0.98 MK 0.96 ! NL 1.01 OV 0.90 PT 0.91 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.14 HN 1.09 KP 1.20 ! LA 1.00* NL 1.11 OV 1.26 PT 1.19 ! SC 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.94 LA 0.95 MK 0.95 ! NL 1.00 OV 0.91 PT 0.91 SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 FD 1.20 HN 1.11 KP 1.13 ! LA 1.00* NL 1.06 OV 1.24 PT 1.12 ! SC 0.84 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.93 LA 0.96 MK 0.94 ! NL 1.01 OV 0.93 PT 0.91 SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 1.11 HN 1.20 KP 1.20 ! LA 1.00* NL 1.02 OV 1.34 PT 1.11 ! SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.92 LA 0.98 MK 0.94 ! NL 1.01 OV 0.94 PT 0.89 SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.16 HN 1.20 KP 1.10 ! LA 1.00* NL 1.01 OV 1.24 PT 1.17 ! SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.93 LA 0.96 MK 0.96 ! NL 1.01 OV 0.93 PT 0.91 SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 1.20 HN 1.18 KP 1.02 ! LA 1.00* NL 1.07 OV 1.28 PT 1.10 ! SC 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.91 LA 0.94 MK 0.96 ! NL 1.02 OV 0.93 PT 0.90 SC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.17 HN 1.21 KP 1.07 ! LA 1.00* NL 1.02 OV 1.24 PT 1.09 ! SC 0.88 ! ! ! Fit before self-cal, rms=0.046381Jy sigma=1.302001 ! Fit after self-cal, rms=0.039657Jy sigma=0.804833 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.101 mas, bmaj=2.311 mas, bpa=51.61 degrees ! Estimated noise=0.417853 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 = -0.00327497 Jy ! Component: 100 - total flux cleaned = -0.0046393 Jy ! Component: 150 - total flux cleaned = -0.0055923 Jy ! Component: 200 - total flux cleaned = -0.00616221 Jy ! Total flux subtracted in 200 components = -0.00616221 Jy ! Clean residual min=-0.002385 max=0.003235 Jy/beam ! Clean residual mean=0.000010 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.192632 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 75 components and 0.192632 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=0.038855Jy sigma=0.777183 ! Fit after self-cal, rms=0.038895Jy sigma=0.772908 ! Inverting map ! Added new window around map position (-4.6, 18.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176757 Jy ! Component: 100 - total flux cleaned = 0.00242117 Jy ! Component: 150 - total flux cleaned = 0.00279573 Jy ! Component: 200 - total flux cleaned = 0.0030702 Jy ! Total flux subtracted in 200 components = 0.0030702 Jy ! Clean residual min=-0.002018 max=0.002139 Jy/beam ! Clean residual mean=0.000006 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.195702 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 96 components and 0.195702 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=0.038529Jy sigma=0.757754 ! Fit after self-cal, rms=0.038496Jy sigma=0.756267 ! 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=0.038496Jy sigma=0.756267 ! Fit after self-cal, rms=0.038711Jy sigma=0.749666 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.1 mas, bmaj=2.311 mas, bpa=51.67 degrees ! Estimated noise=0.416129 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00157673 Jy ! Component: 100 - total flux cleaned = -0.00219017 Jy ! Component: 150 - total flux cleaned = -0.00230125 Jy ! Component: 200 - total flux cleaned = -0.00216895 Jy ! Total flux subtracted in 200 components = -0.00216895 Jy ! Clean residual min=-0.001747 max=0.001673 Jy/beam ! Clean residual mean=0.000004 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.193533 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 108 components and 0.193533 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=0.038459Jy sigma=0.741739 ! Fit after self-cal, rms=0.038449Jy sigma=0.740606 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 = -0.000379663 Jy ! Component: 100 - total flux cleaned = -0.000340711 Jy ! Component: 150 - total flux cleaned = -0.00015958 Jy ! Component: 200 - total flux cleaned = 6.13612e-06 Jy ! Total flux subtracted in 200 components = 6.13612e-06 Jy ! Clean residual min=-0.001577 max=0.001599 Jy/beam ! Clean residual mean=0.000004 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.193539 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 121 components and 0.193539 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=0.038352Jy sigma=0.737055 ! Fit after self-cal, rms=0.038343Jy sigma=0.736711 ! 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=0.038343Jy sigma=0.736711 ! Fit after self-cal, rms=0.038549Jy sigma=0.732576 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.1 mas, bmaj=2.31 mas, bpa=51.69 degrees ! Estimated noise=0.414963 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00124679 Jy ! Component: 100 - total flux cleaned = -0.00175681 Jy ! Component: 150 - total flux cleaned = -0.00189271 Jy ! Component: 200 - total flux cleaned = -0.00183544 Jy ! Total flux subtracted in 200 components = -0.00183544 Jy ! Clean residual min=-0.001500 max=0.001339 Jy/beam ! Clean residual mean=0.000002 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.191704 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 130 components and 0.191704 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=0.038443Jy sigma=0.729485 ! Fit after self-cal, rms=0.038440Jy sigma=0.728970 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 = -0.000322799 Jy ! Component: 100 - total flux cleaned = -0.000296047 Jy ! Component: 150 - total flux cleaned = -0.000195788 Jy ! Component: 200 - total flux cleaned = -7.84551e-05 Jy ! Total flux subtracted in 200 components = -7.84551e-05 Jy ! Clean residual min=-0.001492 max=0.001304 Jy/beam ! Clean residual mean=0.000002 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.191625 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 140 components and 0.191625 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=0.038395Jy sigma=0.727369 ! Fit after self-cal, rms=0.038390Jy sigma=0.727219 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.038390Jy sigma=0.727219 ! Fit after self-cal, rms=0.038531Jy sigma=0.724545 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.165 mas, bmaj=3.017 mas, bpa=56.62 degrees ! Estimated noise=0.497968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00119351 Jy ! Component: 100 - total flux cleaned = -0.00133712 Jy ! Component: 150 - total flux cleaned = -0.00145621 Jy ! Component: 200 - total flux cleaned = -0.0014285 Jy ! Total flux subtracted in 200 components = -0.0014285 Jy ! Clean residual min=-0.001650 max=0.001640 Jy/beam ! Clean residual mean=0.000003 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.190197 Jy selfcal ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 169 components and 0.190197 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=0.038483Jy sigma=0.723397 ! Fit after self-cal, rms=0.038481Jy sigma=0.723050 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 = -0.000247088 Jy ! Component: 100 - total flux cleaned = -0.000200775 Jy ! Component: 150 - total flux cleaned = -0.000136962 Jy ! Component: 200 - total flux cleaned = -7.90984e-05 Jy ! Total flux subtracted in 200 components = -7.90984e-05 Jy ! Clean residual min=-0.001582 max=0.001596 Jy/beam ! Clean residual mean=0.000003 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.190118 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 188 components and 0.190118 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=0.038462Jy sigma=0.722773 ! Fit after self-cal, rms=0.038459Jy sigma=0.722664 ! 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=1.099 mas, bmaj=2.31 mas, bpa=51.68 degrees ! Estimated noise=0.41404 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.099 x 2.31 at 51.68 degrees (North through East) ! Clean map min=-0.0016246 max=0.16006 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=0.8385 mas, bmaj=2.031 mas, bpa=48.81 degrees ! Estimated noise=0.595245 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.125422 Jy ! Component: 100 - total flux cleaned = 0.154912 Jy ! Component: 150 - total flux cleaned = 0.166866 Jy ! Component: 200 - total flux cleaned = 0.173731 Jy ! Total flux subtracted in 200 components = 0.173731 Jy ! Clean residual min=-0.003373 max=0.004142 Jy/beam ! Clean residual mean=0.000002 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.173731 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.173731 Jy ! Inverting map and beam ! Estimated beam: bmin=1.099 mas, bmaj=2.31 mas, bpa=51.68 degrees ! Estimated noise=0.41404 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 = 0.00467606 Jy ! Component: 100 - total flux cleaned = 0.00770862 Jy ! Component: 150 - total flux cleaned = 0.00889358 Jy ! Component: 200 - total flux cleaned = 0.00963398 Jy ! Total flux subtracted in 200 components = 0.00963398 Jy ! Clean residual min=-0.001691 max=0.001848 Jy/beam ! Clean residual mean=0.000005 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.183365 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 39 components and 0.183365 Jy ! Inverting map ! Added new window around map position (5.2, -42). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111599 Jy ! Component: 100 - total flux cleaned = 0.00158605 Jy ! Component: 150 - total flux cleaned = 0.0021652 Jy ! Component: 200 - total flux cleaned = 0.00259418 Jy ! Total flux subtracted in 200 components = 0.00259418 Jy ! Clean residual min=-0.001643 max=0.001478 Jy/beam ! Clean residual mean=0.000004 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.185959 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 61 components and 0.185959 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.165 mas, bmaj=3.017 mas, bpa=56.62 degrees ! Estimated noise=0.497968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000980505 Jy ! Component: 100 - total flux cleaned = 0.00183737 Jy ! Component: 150 - total flux cleaned = 0.00258583 Jy ! Component: 200 - total flux cleaned = 0.00314704 Jy ! Total flux subtracted in 200 components = 0.00314704 Jy ! Clean residual min=-0.001566 max=0.001648 Jy/beam ! Clean residual mean=0.000006 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.189106 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 = 0.000351455 Jy ! Component: 100 - total flux cleaned = 0.000643927 Jy ! Component: 150 - total flux cleaned = 0.000887355 Jy ! Component: 200 - total flux cleaned = 0.00111346 Jy ! Total flux subtracted in 200 components = 0.00111346 Jy ! Clean residual min=-0.001520 max=0.001592 Jy/beam ! Clean residual mean=0.000005 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.190219 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 111 components and 0.190219 Jy ! Inverting map ! Added new window around map position (20.8, -27.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129678 Jy ! Component: 100 - total flux cleaned = 0.00167757 Jy ! Component: 150 - total flux cleaned = 0.00208057 Jy ! Component: 200 - total flux cleaned = 0.00249083 Jy ! Total flux subtracted in 200 components = 0.00249083 Jy ! Clean residual min=-0.001409 max=0.001287 Jy/beam ! Clean residual mean=0.000007 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.19271 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 144 components and 0.19271 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.099 mas, bmaj=2.31 mas, bpa=51.68 degrees ! Estimated noise=0.41404 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.03333e-05 Jy ! Component: 100 - total flux cleaned = 6.60265e-05 Jy ! Component: 150 - total flux cleaned = 0.000249526 Jy ! Component: 200 - total flux cleaned = 0.000446332 Jy ! Total flux subtracted in 200 components = 0.000446332 Jy ! Clean residual min=-0.001526 max=0.001204 Jy/beam ! Clean residual mean=0.000003 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.193157 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 169 components and 0.193157 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=0.038357Jy sigma=0.720706 ! Fit after self-cal, rms=0.038321Jy sigma=0.719324 wmodel J1521+4336_X_map.mod ! Writing 169 model components to file: J1521+4336_X_map.mod wobs J1521+4336_X_uvs.fits ! Writing UV FITS file: J1521+4336_X_uvs.fits wwins J1521+4336_X_map.win ! wwins: Wrote 6 windows to J1521+4336_X_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 = -0.000329504 Jy ! Component: 100 - total flux cleaned = -0.000519965 Jy ! Component: 150 - total flux cleaned = -0.000721927 Jy ! Component: 200 - total flux cleaned = -0.000799568 Jy ! Component: 250 - total flux cleaned = -0.000875008 Jy ! Component: 300 - total flux cleaned = -0.000966547 Jy ! Component: 350 - total flux cleaned = -0.000966137 Jy ! Component: 400 - total flux cleaned = -0.00101862 Jy ! Component: 450 - total flux cleaned = -0.00101879 Jy ! Component: 500 - total flux cleaned = -0.00108643 Jy ! Component: 550 - total flux cleaned = -0.00113599 Jy ! Component: 600 - total flux cleaned = -0.00118506 Jy ! Component: 650 - total flux cleaned = -0.00123319 Jy ! Component: 700 - total flux cleaned = -0.00129615 Jy ! Component: 750 - total flux cleaned = -0.00134275 Jy ! Component: 800 - total flux cleaned = -0.00137324 Jy ! Component: 850 - total flux cleaned = -0.00140331 Jy ! Component: 900 - total flux cleaned = -0.00147742 Jy ! Component: 950 - total flux cleaned = -0.00146258 Jy ! Component: 1000 - total flux cleaned = -0.00146261 Jy ! Component: 1050 - total flux cleaned = -0.0014771 Jy ! Component: 1100 - total flux cleaned = -0.00151957 Jy ! Component: 1150 - total flux cleaned = -0.00157522 Jy ! Component: 1200 - total flux cleaned = -0.00161654 Jy ! Component: 1250 - total flux cleaned = -0.0016167 Jy ! Component: 1300 - total flux cleaned = -0.00167058 Jy ! Component: 1350 - total flux cleaned = -0.00171041 Jy ! Component: 1400 - total flux cleaned = -0.00176318 Jy ! Component: 1450 - total flux cleaned = -0.00181546 Jy ! Component: 1500 - total flux cleaned = -0.00182816 Jy ! Component: 1550 - total flux cleaned = -0.00184101 Jy ! Component: 1600 - total flux cleaned = -0.00190413 Jy ! Component: 1650 - total flux cleaned = -0.00189148 Jy ! Component: 1700 - total flux cleaned = -0.00189161 Jy ! Component: 1750 - total flux cleaned = -0.001904 Jy ! Component: 1800 - total flux cleaned = -0.00189191 Jy ! Component: 1850 - total flux cleaned = -0.00195227 Jy ! Component: 1900 - total flux cleaned = -0.00190435 Jy ! Component: 1950 - total flux cleaned = -0.00197563 Jy ! Component: 2000 - total flux cleaned = -0.00194023 Jy ! Component: 2050 - total flux cleaned = -0.00194008 Jy ! Component: 2100 - total flux cleaned = -0.00195165 Jy ! Component: 2150 - total flux cleaned = -0.00192866 Jy ! Component: 2200 - total flux cleaned = -0.00194021 Jy ! Component: 2250 - total flux cleaned = -0.00195151 Jy ! Component: 2300 - total flux cleaned = -0.00196287 Jy ! Component: 2350 - total flux cleaned = -0.00192937 Jy ! Component: 2400 - total flux cleaned = -0.0019737 Jy ! Component: 2450 - total flux cleaned = -0.00197359 Jy ! Component: 2500 - total flux cleaned = -0.00197356 Jy ! Component: 2550 - total flux cleaned = -0.00194106 Jy ! Component: 2600 - total flux cleaned = -0.00195194 Jy ! Component: 2650 - total flux cleaned = -0.00198408 Jy ! Component: 2700 - total flux cleaned = -0.00197342 Jy ! Component: 2750 - total flux cleaned = -0.00201556 Jy ! Component: 2800 - total flux cleaned = -0.0020156 Jy ! Component: 2850 - total flux cleaned = -0.00200524 Jy ! Component: 2900 - total flux cleaned = -0.00203627 Jy ! Component: 2950 - total flux cleaned = -0.002026 Jy ! Component: 3000 - total flux cleaned = -0.00204627 Jy ! Component: 3050 - total flux cleaned = -0.00208656 Jy ! Component: 3100 - total flux cleaned = -0.00204635 Jy ! Component: 3150 - total flux cleaned = -0.00205627 Jy ! Component: 3200 - total flux cleaned = -0.00209577 Jy ! Component: 3250 - total flux cleaned = -0.00209577 Jy ! Component: 3300 - total flux cleaned = -0.00208598 Jy ! Component: 3350 - total flux cleaned = -0.00206667 Jy ! Component: 3400 - total flux cleaned = -0.00208591 Jy ! Component: 3450 - total flux cleaned = -0.00214341 Jy ! Component: 3500 - total flux cleaned = -0.00209588 Jy ! Component: 3550 - total flux cleaned = -0.00211494 Jy ! Component: 3600 - total flux cleaned = -0.0021432 Jy ! Component: 3650 - total flux cleaned = -0.0021526 Jy ! Component: 3700 - total flux cleaned = -0.00220831 Jy ! Component: 3750 - total flux cleaned = -0.00220834 Jy ! Component: 3800 - total flux cleaned = -0.00220835 Jy ! Component: 3850 - total flux cleaned = -0.00219919 Jy ! Component: 3900 - total flux cleaned = -0.00228087 Jy ! Component: 3950 - total flux cleaned = -0.00224479 Jy ! Component: 4000 - total flux cleaned = -0.00226272 Jy ! Component: 4050 - total flux cleaned = -0.00231626 Jy ! Total flux subtracted in 4096 components = -0.00232504 Jy ! Clean residual min=-0.000459 max=0.000550 Jy/beam ! Clean residual mean=0.000001 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.190831 Jy keep ! Adding 325 model components to the UV plane model. ! The established model now contains 494 components and 0.190831 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1521+4336_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.099 x 2.31 at 51.68 degrees (North through East) ! Clean map min=-0.0013047 max=0.15963 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1521+4336_X_map.fits wmodel /vlbi/sb072/temp_maps//J1521+4336_X_map.mod ! Writing 494 model components to file: /vlbi/sb072/temp_maps//J1521+4336_X_map.mod wobs /vlbi/sb072/temp_maps//J1521+4336_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1521+4336_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1521+4336_X_map.win ! wwins: Wrote 7 windows to /vlbi/sb072/temp_maps//J1521+4336_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.159629 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000161004 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.302584 0.302584 0.605168 1.21034 2.42067 4.84134 9.68269 19.3654 38.7307 77.4615 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.159 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 991.46 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1521+4336_X_dfm.log closed on Fri Jan 25 19:36:17 2019