! Started logfile: /vlbi/sb072/temp_maps//J1521+4336_C_dfm.log on Fri Jan 25 19:36:07 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//J1521+4336_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1521+4336_C_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 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 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1521+4336_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 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=1.033552Jy sigma=40.533524 ! Fit after self-cal, rms=0.766926Jy sigma=29.740714 ! 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=1.469 mas, bmaj=3.515 mas, bpa=52 degrees ! Estimated noise=0.545078 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 = 0.183838 Jy ! Component: 100 - total flux cleaned = 0.224168 Jy ! Total flux subtracted in 100 components = 0.224168 Jy ! Clean residual min=-0.010448 max=0.012507 Jy/beam ! Clean residual mean=0.000019 rms=0.002000 Jy/beam ! Combined flux in latest and established models = 0.224168 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.224168 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=0.056821Jy sigma=2.027425 ! Fit after self-cal, rms=0.056820Jy sigma=2.026995 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00695232 Jy ! Component: 100 - total flux cleaned = 0.00553042 Jy ! Total flux subtracted in 100 components = 0.00553042 Jy ! Clean residual min=-0.008057 max=0.009207 Jy/beam ! Clean residual mean=0.000020 rms=0.001784 Jy/beam ! Combined flux in latest and established models = 0.229699 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 18 components and 0.229699 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=0.054149Jy sigma=1.910823 ! Fit after self-cal, rms=0.054105Jy sigma=1.909681 ! 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=1.949 mas, bmaj=4.109 mas, bpa=52.98 degrees ! Estimated noise=0.387501 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 = 0.00468873 Jy ! Component: 100 - total flux cleaned = 0.00380913 Jy ! Component: 150 - total flux cleaned = 0.00336973 Jy ! Component: 200 - total flux cleaned = 0.00262703 Jy ! Total flux subtracted in 200 components = 0.00262703 Jy ! Clean residual min=-0.012041 max=0.013384 Jy/beam ! Clean residual mean=0.000093 rms=0.003202 Jy/beam ! Combined flux in latest and established models = 0.232326 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 24 components and 0.232326 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=0.053141Jy sigma=1.857444 ! Fit after self-cal, rms=0.053105Jy sigma=1.856502 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.949 x 4.109 at 52.98 degrees (North through East) ! Clean map min=-0.011953 max=0.23698 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.87 LA 0.93 MK 1.01 ! NL 1.00 OV 0.93 PT 0.80 SC 1.13 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.15 HN 0.94 KP 1.29 ! LA 1.00* NL 1.28 OV 1.13 PT 1.07 ! SC 0.85 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.88 LA 0.93 MK 0.97 ! NL 0.98 OV 0.93 PT 0.80 SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.16 HN 0.94 KP 1.28 ! LA 1.00* NL 1.26 OV 1.14 PT 1.08 ! SC 0.88 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.87 LA 0.94 MK 0.97 ! NL 0.98 OV 0.93 PT 0.80 SC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.16 HN 0.92 KP 1.28 ! LA 1.00* NL 1.29 OV 1.13 PT 1.09 ! SC 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.86 LA 0.96 MK 0.96 ! NL 0.97 OV 0.93 PT 0.82 SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.16 HN 0.91 KP 1.30 ! LA 1.00* NL 1.29 OV 1.15 PT 1.07 ! SC 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.87 LA 0.95 MK 0.97 ! NL 0.97 OV 0.92 PT 0.81 SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.16 HN 0.89 KP 1.29 ! LA 1.00* NL 1.33 OV 1.13 PT 1.10 ! SC 0.85 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.86 LA 0.95 MK 0.97 ! NL 0.99 OV 0.92 PT 0.81 SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.16 HN 0.91 KP 1.29 ! LA 1.00* NL 1.32 OV 1.16 PT 1.13 ! SC 0.83 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.87 LA 0.95 MK 0.98 ! NL 0.98 OV 0.92 PT 0.80 SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.16 HN 0.92 KP 1.29 ! LA 1.00* NL 1.34 OV 1.14 PT 1.10 ! SC 0.83 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.87 LA 0.96 MK 0.98 ! NL 0.98 OV 0.91 PT 0.81 SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.17 HN 0.93 KP 1.27 ! LA 1.00* NL 1.36 OV 1.13 PT 1.07 ! SC 0.84 ! ! ! Fit before self-cal, rms=0.053105Jy sigma=1.856502 ! Fit after self-cal, rms=0.028579Jy sigma=0.690607 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.952 mas, bmaj=4.069 mas, bpa=53.14 degrees ! Estimated noise=0.386239 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 (-1.5, 3.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00421314 Jy ! Component: 100 - total flux cleaned = 0.00526563 Jy ! Component: 150 - total flux cleaned = 0.00585247 Jy ! Component: 200 - total flux cleaned = 0.00620101 Jy ! Total flux subtracted in 200 components = 0.00620101 Jy ! Clean residual min=-0.001891 max=0.002213 Jy/beam ! Clean residual mean=-0.000002 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.238527 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 46 components and 0.238527 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=0.027530Jy sigma=0.641775 ! Fit after self-cal, rms=0.027602Jy sigma=0.638118 ! 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=0.027602Jy sigma=0.638118 ! Fit after self-cal, rms=0.027459Jy sigma=0.631425 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.946 mas, bmaj=4.059 mas, bpa=53.17 degrees ! Estimated noise=0.38634 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00194547 Jy ! Component: 100 - total flux cleaned = 0.00247198 Jy ! Component: 150 - total flux cleaned = 0.00271551 Jy ! Component: 200 - total flux cleaned = 0.00279831 Jy ! Total flux subtracted in 200 components = 0.00279831 Jy ! Clean residual min=-0.001443 max=0.001625 Jy/beam ! Clean residual mean=-0.000000 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.241325 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 55 components and 0.241325 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=0.027178Jy sigma=0.618548 ! Fit after self-cal, rms=0.027169Jy sigma=0.618001 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) ! Added new window around map position (12.6, -20.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000580089 Jy ! Component: 100 - total flux cleaned = 0.000412769 Jy ! Component: 150 - total flux cleaned = 0.000411747 Jy ! Component: 200 - total flux cleaned = 0.00034292 Jy ! Total flux subtracted in 200 components = 0.00034292 Jy ! Clean residual min=-0.001357 max=0.001322 Jy/beam ! Clean residual mean=-0.000001 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.241668 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 77 components and 0.241668 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=0.027018Jy sigma=0.611434 ! Fit after self-cal, rms=0.027010Jy sigma=0.611026 ! 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=0.027010Jy sigma=0.611026 ! Fit after self-cal, rms=0.026943Jy sigma=0.607781 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.942 mas, bmaj=4.054 mas, bpa=53.17 degrees ! Estimated noise=0.386371 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101942 Jy ! Component: 100 - total flux cleaned = 0.00111149 Jy ! Component: 150 - total flux cleaned = 0.00113935 Jy ! Component: 200 - total flux cleaned = 0.00113918 Jy ! Total flux subtracted in 200 components = 0.00113918 Jy ! Clean residual min=-0.001345 max=0.001386 Jy/beam ! Clean residual mean=-0.000000 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.242807 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 93 components and 0.242807 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=0.026868Jy sigma=0.604469 ! Fit after self-cal, rms=0.026866Jy sigma=0.604322 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) ! Added new window around map position (-5.7, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000793324 Jy ! Component: 100 - total flux cleaned = 0.000686941 Jy ! Component: 150 - total flux cleaned = 0.000780985 Jy ! Component: 200 - total flux cleaned = 0.000834911 Jy ! Total flux subtracted in 200 components = 0.000834911 Jy ! Clean residual min=-0.001228 max=0.001220 Jy/beam ! Clean residual mean=-0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.243642 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 113 components and 0.243642 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=0.026765Jy sigma=0.598569 ! Fit after self-cal, rms=0.026765Jy sigma=0.598484 ! 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=0.026765Jy sigma=0.598484 ! Fit after self-cal, rms=0.026754Jy sigma=0.596691 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.826 mas, bmaj=5.375 mas, bpa=55.92 degrees ! Estimated noise=0.460734 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000848169 Jy ! Component: 100 - total flux cleaned = 0.00127973 Jy ! Component: 150 - total flux cleaned = 0.00138481 Jy ! Component: 200 - total flux cleaned = 0.00144551 Jy ! Total flux subtracted in 200 components = 0.00144551 Jy ! Clean residual min=-0.001212 max=0.001350 Jy/beam ! Clean residual mean=-0.000000 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.245088 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 133 components and 0.245088 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=0.026729Jy sigma=0.595934 ! Fit after self-cal, rms=0.026725Jy sigma=0.595773 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 = 0.000150589 Jy ! Component: 100 - total flux cleaned = 0.000177198 Jy ! Component: 150 - total flux cleaned = 0.000214295 Jy ! Component: 200 - total flux cleaned = 0.00022524 Jy ! Total flux subtracted in 200 components = 0.00022524 Jy ! Clean residual min=-0.001194 max=0.001337 Jy/beam ! Clean residual mean=-0.000000 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.245313 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 154 components and 0.245313 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=0.026712Jy sigma=0.595334 ! Fit after self-cal, rms=0.026711Jy sigma=0.595312 ! 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=1.94 mas, bmaj=4.05 mas, bpa=53.17 degrees ! Estimated noise=0.386604 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.94 x 4.05 at 53.17 degrees (North through East) ! Clean map min=-0.0014899 max=0.23606 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=1.469 mas, bmaj=3.459 mas, bpa=52.29 degrees ! Estimated noise=0.541694 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.182693 Jy ! Component: 100 - total flux cleaned = 0.223116 Jy ! Component: 150 - total flux cleaned = 0.236362 Jy ! Component: 200 - total flux cleaned = 0.240886 Jy ! Total flux subtracted in 200 components = 0.240886 Jy ! Clean residual min=-0.004045 max=0.004044 Jy/beam ! Clean residual mean=0.000001 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.240886 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.240886 Jy ! Inverting map and beam ! Estimated beam: bmin=1.94 mas, bmaj=4.05 mas, bpa=53.17 degrees ! Estimated noise=0.386604 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 = 0.00405074 Jy ! Component: 100 - total flux cleaned = 0.00441461 Jy ! Component: 150 - total flux cleaned = 0.00440207 Jy ! Component: 200 - total flux cleaned = 0.0045738 Jy ! Total flux subtracted in 200 components = 0.0045738 Jy ! Clean residual min=-0.001767 max=0.001645 Jy/beam ! Clean residual mean=0.000001 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.24546 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 34 components and 0.24546 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=3.826 mas, bmaj=5.375 mas, bpa=55.92 degrees ! Estimated noise=0.460734 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000140728 Jy ! Component: 100 - total flux cleaned = 8.02277e-05 Jy ! Component: 150 - total flux cleaned = 7.91332e-05 Jy ! Component: 200 - total flux cleaned = -5.96811e-06 Jy ! Total flux subtracted in 200 components = -5.96811e-06 Jy ! Clean residual min=-0.001502 max=0.001402 Jy/beam ! Clean residual mean=0.000001 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.245454 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.8923e-05 Jy ! Component: 100 - total flux cleaned = 2.86014e-06 Jy ! Component: 150 - total flux cleaned = -2.84065e-05 Jy ! Component: 200 - total flux cleaned = 2.55474e-06 Jy ! Total flux subtracted in 200 components = 2.55474e-06 Jy ! Clean residual min=-0.001339 max=0.001402 Jy/beam ! Clean residual mean=0.000000 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.245456 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 78 components and 0.245456 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.94 mas, bmaj=4.05 mas, bpa=53.17 degrees ! Estimated noise=0.386604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.91195e-05 Jy ! Component: 100 - total flux cleaned = -3.01715e-05 Jy ! Component: 150 - total flux cleaned = -2.47536e-05 Jy ! Component: 200 - total flux cleaned = -2.42218e-05 Jy ! Total flux subtracted in 200 components = -2.42218e-05 Jy ! Clean residual min=-0.001333 max=0.001318 Jy/beam ! Clean residual mean=-0.000000 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.245432 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 94 components and 0.245432 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=0.026981Jy sigma=0.606674 ! Fit after self-cal, rms=0.026966Jy sigma=0.605606 wmodel J1521+4336_C_map.mod ! Writing 94 model components to file: J1521+4336_C_map.mod wobs J1521+4336_C_uvs.fits ! Writing UV FITS file: J1521+4336_C_uvs.fits wwins J1521+4336_C_map.win ! wwins: Wrote 4 windows to J1521+4336_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 = 0.000140665 Jy ! Component: 100 - total flux cleaned = 0.000474153 Jy ! Component: 150 - total flux cleaned = 0.000769732 Jy ! Component: 200 - total flux cleaned = 0.00107215 Jy ! Component: 250 - total flux cleaned = 0.00132356 Jy ! Component: 300 - total flux cleaned = 0.00151066 Jy ! Component: 350 - total flux cleaned = 0.00165545 Jy ! Component: 400 - total flux cleaned = 0.00179612 Jy ! Component: 450 - total flux cleaned = 0.00195039 Jy ! Component: 500 - total flux cleaned = 0.002085 Jy ! Component: 550 - total flux cleaned = 0.00226647 Jy ! Component: 600 - total flux cleaned = 0.00237949 Jy ! Component: 650 - total flux cleaned = 0.00252213 Jy ! Component: 700 - total flux cleaned = 0.00269329 Jy ! Component: 750 - total flux cleaned = 0.00280015 Jy ! Component: 800 - total flux cleaned = 0.00292054 Jy ! Component: 850 - total flux cleaned = 0.0030536 Jy ! Component: 900 - total flux cleaned = 0.00314106 Jy ! Component: 950 - total flux cleaned = 0.00327015 Jy ! Component: 1000 - total flux cleaned = 0.00335496 Jy ! Component: 1050 - total flux cleaned = 0.00346648 Jy ! Component: 1100 - total flux cleaned = 0.00356275 Jy ! Component: 1150 - total flux cleaned = 0.00364425 Jy ! Component: 1200 - total flux cleaned = 0.00376506 Jy ! Component: 1250 - total flux cleaned = 0.0038576 Jy ! Component: 1300 - total flux cleaned = 0.00388383 Jy ! Component: 1350 - total flux cleaned = 0.00396157 Jy ! Component: 1400 - total flux cleaned = 0.00397453 Jy ! Component: 1450 - total flux cleaned = 0.00401286 Jy ! Component: 1500 - total flux cleaned = 0.00408851 Jy ! Component: 1550 - total flux cleaned = 0.0041633 Jy ! Component: 1600 - total flux cleaned = 0.00418792 Jy ! Component: 1650 - total flux cleaned = 0.00426121 Jy ! Component: 1700 - total flux cleaned = 0.00432145 Jy ! Component: 1750 - total flux cleaned = 0.00429748 Jy ! Component: 1800 - total flux cleaned = 0.00436904 Jy ! Component: 1850 - total flux cleaned = 0.00442807 Jy ! Component: 1900 - total flux cleaned = 0.00445132 Jy ! Component: 1950 - total flux cleaned = 0.0045209 Jy ! Component: 2000 - total flux cleaned = 0.00456684 Jy ! Component: 2050 - total flux cleaned = 0.00461247 Jy ! Component: 2100 - total flux cleaned = 0.00469144 Jy ! Component: 2150 - total flux cleaned = 0.00473616 Jy ! Component: 2200 - total flux cleaned = 0.00481387 Jy ! Component: 2250 - total flux cleaned = 0.00485793 Jy ! Component: 2300 - total flux cleaned = 0.00485781 Jy ! Component: 2350 - total flux cleaned = 0.00489054 Jy ! Component: 2400 - total flux cleaned = 0.00495502 Jy ! Component: 2450 - total flux cleaned = 0.0050296 Jy ! Component: 2500 - total flux cleaned = 0.00507183 Jy ! Component: 2550 - total flux cleaned = 0.0050823 Jy ! Component: 2600 - total flux cleaned = 0.00516568 Jy ! Component: 2650 - total flux cleaned = 0.00520698 Jy ! Component: 2700 - total flux cleaned = 0.00523772 Jy ! Component: 2750 - total flux cleaned = 0.00525799 Jy ! Component: 2800 - total flux cleaned = 0.00527813 Jy ! Component: 2850 - total flux cleaned = 0.0053684 Jy ! Component: 2900 - total flux cleaned = 0.00532837 Jy ! Component: 2950 - total flux cleaned = 0.00533844 Jy ! Component: 3000 - total flux cleaned = 0.00541722 Jy ! Component: 3050 - total flux cleaned = 0.00544654 Jy ! Component: 3100 - total flux cleaned = 0.00547563 Jy ! Component: 3150 - total flux cleaned = 0.00548525 Jy ! Component: 3200 - total flux cleaned = 0.00554284 Jy ! Component: 3250 - total flux cleaned = 0.00553337 Jy ! Component: 3300 - total flux cleaned = 0.00558069 Jy ! Component: 3350 - total flux cleaned = 0.00561821 Jy ! Component: 3400 - total flux cleaned = 0.00561823 Jy ! Component: 3450 - total flux cleaned = 0.00564616 Jy ! Component: 3500 - total flux cleaned = 0.00564615 Jy ! Component: 3550 - total flux cleaned = 0.00566449 Jy ! Component: 3600 - total flux cleaned = 0.00573749 Jy ! Component: 3650 - total flux cleaned = 0.00571935 Jy ! Component: 3700 - total flux cleaned = 0.00577334 Jy ! Component: 3750 - total flux cleaned = 0.00578233 Jy ! Component: 3800 - total flux cleaned = 0.00580013 Jy ! Component: 3850 - total flux cleaned = 0.00580013 Jy ! Component: 3900 - total flux cleaned = 0.0058002 Jy ! Component: 3950 - total flux cleaned = 0.00583513 Jy ! Component: 4000 - total flux cleaned = 0.00583522 Jy ! Component: 4050 - total flux cleaned = 0.00589571 Jy ! Total flux subtracted in 4096 components = 0.00592152 Jy ! Clean residual min=-0.000516 max=0.000429 Jy/beam ! Clean residual mean=0.000001 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.251354 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 375 components and 0.251354 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1521+4336_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.94 x 4.05 at 53.17 degrees (North through East) ! Clean map min=-0.0015072 max=0.23573 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1521+4336_C_map.fits wmodel /vlbi/sb072/temp_maps//J1521+4336_C_map.mod ! Writing 375 model components to file: /vlbi/sb072/temp_maps//J1521+4336_C_map.mod wobs /vlbi/sb072/temp_maps//J1521+4336_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1521+4336_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1521+4336_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1521+4336_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.235726 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000155892 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.198398 0.198398 0.396796 0.793592 1.58718 3.17437 6.34873 12.6975 25.3949 50.7899 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.235 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1512.11 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1521+4336_C_dfm.log closed on Fri Jan 25 19:36:11 2019