! Started logfile: /vlbi/sb072/temp_maps//J0457-1819_C_dfm.log on Fri Jan 25 19:16:30 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//J0457-1819_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0457-1819_C_uvm.fits ! AN table 1: 7 integrations on 45 of 45 possible baselines. ! AN table 2: 7 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0457-1819 ! ! 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 4536 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 J0457-1819_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.006360Jy sigma=31.411240 ! Fit after self-cal, rms=0.901073Jy sigma=28.174401 ! 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=1.211 mas, bmaj=3.257 mas, bpa=-6.745 degrees ! Estimated noise=0.547092 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 = 0.0776868 Jy ! Component: 100 - total flux cleaned = 0.0946276 Jy ! Total flux subtracted in 100 components = 0.0946276 Jy ! Clean residual min=-0.002954 max=0.004725 Jy/beam ! Clean residual mean=0.000000 rms=0.000644 Jy/beam ! Combined flux in latest and established models = 0.0946276 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.0946276 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=0.034557Jy sigma=0.847438 ! Fit after self-cal, rms=0.033761Jy sigma=0.799459 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00368768 Jy ! Component: 100 - total flux cleaned = 0.00354261 Jy ! Total flux subtracted in 100 components = 0.00354261 Jy ! Clean residual min=-0.002924 max=0.003370 Jy/beam ! Clean residual mean=-0.000001 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.0981702 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0981702 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=0.033331Jy sigma=0.783977 ! Fit after self-cal, rms=0.033329Jy sigma=0.783958 ! 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=1.608 mas, bmaj=4.039 mas, bpa=-4.462 degrees ! Estimated noise=0.360233 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 = 0.00156779 Jy ! Component: 100 - total flux cleaned = 0.00213874 Jy ! Component: 150 - total flux cleaned = 0.0022409 Jy ! Component: 200 - total flux cleaned = 0.00227954 Jy ! Total flux subtracted in 200 components = 0.00227954 Jy ! Clean residual min=-0.002545 max=0.003611 Jy/beam ! Clean residual mean=-0.000001 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 0.10045 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.10045 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=0.033263Jy sigma=0.781400 ! Fit after self-cal, rms=0.033263Jy sigma=0.781392 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.608 x 4.039 at -4.462 degrees (North through East) ! Clean map min=-0.0024564 max=0.099613 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.15 HN 1.00 KP 0.98 ! LA 1.24 MK 1.15 NL 1.22 OV 1.13 ! PT 0.99 SC 1.13 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.96 HN 1.02 KP 0.98 ! LA 1.09 MK 0.98 OV 0.99 PT 0.93 ! SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.10 HN 1.11 KP 1.01 ! LA 1.19 MK 1.05 NL 1.14 OV 1.12 ! PT 0.96 SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 0.91 HN 1.04 KP 0.97 ! LA 1.03 MK 0.96 OV 0.99 PT 0.95 ! SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 0.99 HN 1.00 KP 0.91 ! LA 1.12 MK 1.21 NL 1.07 OV 1.12 ! PT 1.25 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.92 HN 1.08 KP 0.97 ! LA 1.08 MK 1.01 OV 1.02 PT 0.89 ! SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.95 KP 0.86 ! LA 1.09 MK 0.95 NL 1.09 OV 0.96 ! PT 0.81 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.92 HN 0.93 KP 0.96 ! LA 1.03 MK 1.00 OV 1.01 PT 0.93 ! SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.99 HN 0.93 KP 0.87 ! LA 1.15 MK 0.94 NL 1.00 OV 0.97 ! PT 0.86 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.30 FD 0.92 HN 1.12 KP 0.95 ! LA 1.10 MK 0.99 OV 0.96 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.91 KP 0.86 ! LA 1.14 MK 0.96 NL 1.01 OV 0.95 ! PT 0.81 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 0.92 HN 1.09 KP 0.94 ! LA 1.04 MK 1.01 OV 0.98 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.89 KP 0.89 ! LA 1.15 MK 0.93 NL 0.99 OV 0.99 ! PT 0.84 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.96 HN 1.04 KP 0.97 ! LA 1.06 MK 1.00 OV 1.02 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.96 KP 0.85 ! LA 1.14 MK 0.92 NL 1.01 OV 1.00 ! PT 0.83 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.94 HN 1.11 KP 0.97 ! LA 1.06 MK 0.98 OV 0.98 PT 0.92 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.033263Jy sigma=0.781392 ! Fit after self-cal, rms=0.031437Jy sigma=0.662750 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.603 mas, bmaj=4.051 mas, bpa=-4.439 degrees ! Estimated noise=0.36031 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 = 0.00013234 Jy ! Component: 100 - total flux cleaned = 0.000152415 Jy ! Component: 150 - total flux cleaned = 0.000152477 Jy ! Component: 200 - total flux cleaned = 0.000152455 Jy ! Total flux subtracted in 200 components = 0.000152455 Jy ! Clean residual min=-0.000967 max=0.001053 Jy/beam ! Clean residual mean=0.000002 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.100602 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 25 components and 0.100602 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=0.031427Jy sigma=0.662608 ! Fit after self-cal, rms=0.031444Jy sigma=0.662378 ! 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=0.031444Jy sigma=0.662378 ! Fit after self-cal, rms=0.031484Jy sigma=0.662359 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.603 mas, bmaj=4.051 mas, bpa=-4.442 degrees ! Estimated noise=0.360708 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000132122 Jy ! Component: 100 - total flux cleaned = 0.000147177 Jy ! Component: 150 - total flux cleaned = 0.00014698 Jy ! Component: 200 - total flux cleaned = 0.000146796 Jy ! Total flux subtracted in 200 components = 0.000146796 Jy ! Clean residual min=-0.000974 max=0.001035 Jy/beam ! Clean residual mean=0.000002 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.100749 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 0.100749 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=0.031478Jy sigma=0.662284 ! Fit after self-cal, rms=0.031478Jy sigma=0.662280 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 = -6.56049e-06 Jy ! Component: 100 - total flux cleaned = -1.16522e-05 Jy ! Component: 150 - total flux cleaned = -1.14819e-05 Jy ! Component: 200 - total flux cleaned = -1.60375e-05 Jy ! Total flux subtracted in 200 components = -1.60375e-05 Jy ! Clean residual min=-0.000979 max=0.001027 Jy/beam ! Clean residual mean=0.000002 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.100733 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.100733 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=0.031475Jy sigma=0.662250 ! Fit after self-cal, rms=0.031474Jy sigma=0.662249 ! 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=0.031474Jy sigma=0.662249 ! Fit after self-cal, rms=0.031541Jy sigma=0.661278 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.602 mas, bmaj=4.051 mas, bpa=-4.447 degrees ! Estimated noise=0.361377 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000184812 Jy ! Component: 100 - total flux cleaned = 0.000195192 Jy ! Component: 150 - total flux cleaned = 0.000199943 Jy ! Component: 200 - total flux cleaned = 0.00020411 Jy ! Total flux subtracted in 200 components = 0.00020411 Jy ! Clean residual min=-0.000979 max=0.001014 Jy/beam ! Clean residual mean=0.000002 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.100937 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 32 components and 0.100937 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=0.031537Jy sigma=0.661250 ! Fit after self-cal, rms=0.031537Jy sigma=0.661246 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.34732e-05 Jy ! Component: 100 - total flux cleaned = 1.69488e-05 Jy ! Component: 150 - total flux cleaned = 1.7184e-05 Jy ! Component: 200 - total flux cleaned = 1.72507e-05 Jy ! Total flux subtracted in 200 components = 1.72507e-05 Jy ! Clean residual min=-0.000981 max=0.001013 Jy/beam ! Clean residual mean=0.000002 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.100954 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 34 components and 0.100954 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=0.031536Jy sigma=0.661240 ! Fit after self-cal, rms=0.031536Jy sigma=0.661239 ! 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=0.031536Jy sigma=0.661239 ! Fit after self-cal, rms=0.031544Jy sigma=0.660459 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.914 mas, bmaj=7.678 mas, bpa=-3.653 degrees ! Estimated noise=0.465645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000154314 Jy ! Component: 100 - total flux cleaned = 0.000141653 Jy ! Component: 150 - total flux cleaned = 0.000131379 Jy ! Component: 200 - total flux cleaned = 0.000123182 Jy ! Total flux subtracted in 200 components = 0.000123182 Jy ! Clean residual min=-0.000982 max=0.000987 Jy/beam ! Clean residual mean=0.000005 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.101077 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 40 components and 0.101077 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=0.031546Jy sigma=0.660492 ! Fit after self-cal, rms=0.031543Jy sigma=0.660449 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.56992e-07 Jy ! Component: 100 - total flux cleaned = -9.78198e-06 Jy ! Component: 150 - total flux cleaned = -9.7767e-06 Jy ! Component: 200 - total flux cleaned = -1.32551e-05 Jy ! Total flux subtracted in 200 components = -1.32551e-05 Jy ! Clean residual min=-0.000979 max=0.000981 Jy/beam ! Clean residual mean=0.000005 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.101064 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 41 components and 0.101064 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=0.031546Jy sigma=0.660443 ! Fit after self-cal, rms=0.031543Jy sigma=0.660415 ! 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=1.602 mas, bmaj=4.05 mas, bpa=-4.454 degrees ! Estimated noise=0.361873 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.602 x 4.05 at -4.454 degrees (North through East) ! Clean map min=-0.0009429 max=0.10014 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=1.204 mas, bmaj=3.255 mas, bpa=-6.622 degrees ! Estimated noise=0.54836 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0779966 Jy ! Component: 100 - total flux cleaned = 0.095005 Jy ! Component: 150 - total flux cleaned = 0.09919 Jy ! Component: 200 - total flux cleaned = 0.100852 Jy ! Total flux subtracted in 200 components = 0.100852 Jy ! Clean residual min=-0.001697 max=0.001699 Jy/beam ! Clean residual mean=0.000001 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.100852 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.100852 Jy ! Inverting map and beam ! Estimated beam: bmin=1.602 mas, bmaj=4.05 mas, bpa=-4.454 degrees ! Estimated noise=0.361873 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 = 0.000241037 Jy ! Component: 100 - total flux cleaned = 0.000275712 Jy ! Component: 150 - total flux cleaned = 0.000275596 Jy ! Component: 200 - total flux cleaned = 0.000275576 Jy ! Total flux subtracted in 200 components = 0.000275576 Jy ! Clean residual min=-0.000983 max=0.001023 Jy/beam ! Clean residual mean=0.000002 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.101127 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.101127 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=3.914 mas, bmaj=7.678 mas, bpa=-3.653 degrees ! Estimated noise=0.465645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.69927e-06 Jy ! Component: 100 - total flux cleaned = -1.22357e-05 Jy ! Component: 150 - total flux cleaned = -2.4422e-05 Jy ! Component: 200 - total flux cleaned = -3.4469e-05 Jy ! Total flux subtracted in 200 components = -3.4469e-05 Jy ! Clean residual min=-0.000976 max=0.000976 Jy/beam ! Clean residual mean=0.000005 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.101093 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 = -8.71737e-06 Jy ! Component: 100 - total flux cleaned = -1.65061e-05 Jy ! Component: 150 - total flux cleaned = -2.00883e-05 Jy ! Component: 200 - total flux cleaned = -2.66223e-05 Jy ! Total flux subtracted in 200 components = -2.66223e-05 Jy ! Clean residual min=-0.000975 max=0.000974 Jy/beam ! Clean residual mean=0.000005 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.101066 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 26 components and 0.101066 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.602 mas, bmaj=4.05 mas, bpa=-4.454 degrees ! Estimated noise=0.361873 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.53401e-05 Jy ! Component: 100 - total flux cleaned = 1.94894e-05 Jy ! Component: 150 - total flux cleaned = 2.58127e-05 Jy ! Component: 200 - total flux cleaned = 2.57424e-05 Jy ! Total flux subtracted in 200 components = 2.57424e-05 Jy ! Clean residual min=-0.000982 max=0.001005 Jy/beam ! Clean residual mean=0.000002 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.101092 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 31 components and 0.101092 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=0.031546Jy sigma=0.660436 ! Fit after self-cal, rms=0.031545Jy sigma=0.660430 wmodel J0457-1819_C_map.mod ! Writing 31 model components to file: J0457-1819_C_map.mod wobs J0457-1819_C_uvs.fits ! Writing UV FITS file: J0457-1819_C_uvs.fits wwins J0457-1819_C_map.win ! wwins: Wrote 1 windows to J0457-1819_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 = 0.00016421 Jy ! Component: 100 - total flux cleaned = 0.000232663 Jy ! Component: 150 - total flux cleaned = 0.000281283 Jy ! Component: 200 - total flux cleaned = 0.000312096 Jy ! Component: 250 - total flux cleaned = 0.000357743 Jy ! Component: 300 - total flux cleaned = 0.000357619 Jy ! Component: 350 - total flux cleaned = 0.000371964 Jy ! Component: 400 - total flux cleaned = 0.00035755 Jy ! Component: 450 - total flux cleaned = 0.000357479 Jy ! Component: 500 - total flux cleaned = 0.000316023 Jy ! Component: 550 - total flux cleaned = 0.000329608 Jy ! Component: 600 - total flux cleaned = 0.000275603 Jy ! Component: 650 - total flux cleaned = 0.000262238 Jy ! Component: 700 - total flux cleaned = 0.000209868 Jy ! Component: 750 - total flux cleaned = 0.000209768 Jy ! Component: 800 - total flux cleaned = 0.000183895 Jy ! Component: 850 - total flux cleaned = 0.000158388 Jy ! Component: 900 - total flux cleaned = 8.33017e-05 Jy ! Component: 950 - total flux cleaned = 7.09427e-05 Jy ! Component: 1000 - total flux cleaned = 4.65166e-05 Jy ! Component: 1050 - total flux cleaned = 3.43152e-05 Jy ! Component: 1100 - total flux cleaned = -4.90285e-05 Jy ! Component: 1150 - total flux cleaned = -1.33991e-05 Jy ! Component: 1200 - total flux cleaned = -7.1893e-05 Jy ! Component: 1250 - total flux cleaned = -9.52828e-05 Jy ! Component: 1300 - total flux cleaned = -0.000152818 Jy ! Component: 1350 - total flux cleaned = -0.000186938 Jy ! Component: 1400 - total flux cleaned = -0.000175665 Jy ! Component: 1450 - total flux cleaned = -0.000254286 Jy ! Component: 1500 - total flux cleaned = -0.000309827 Jy ! Component: 1550 - total flux cleaned = -0.000298821 Jy ! Component: 1600 - total flux cleaned = -0.000397483 Jy ! Component: 1650 - total flux cleaned = -0.000397456 Jy ! Component: 1700 - total flux cleaned = -0.000451578 Jy ! Component: 1750 - total flux cleaned = -0.000515899 Jy ! Component: 1800 - total flux cleaned = -0.000537053 Jy ! Component: 1850 - total flux cleaned = -0.000600621 Jy ! Component: 1900 - total flux cleaned = -0.000663571 Jy ! Component: 1950 - total flux cleaned = -0.000694757 Jy ! Component: 2000 - total flux cleaned = -0.000725894 Jy ! Component: 2050 - total flux cleaned = -0.000767115 Jy ! Component: 2100 - total flux cleaned = -0.000818205 Jy ! Component: 2150 - total flux cleaned = -0.000838469 Jy ! Component: 2200 - total flux cleaned = -0.000838533 Jy ! Component: 2250 - total flux cleaned = -0.000898823 Jy ! Component: 2300 - total flux cleaned = -0.000948619 Jy ! Component: 2350 - total flux cleaned = -0.000958611 Jy ! Component: 2400 - total flux cleaned = -0.00098807 Jy ! Component: 2450 - total flux cleaned = -0.000978246 Jy ! Component: 2500 - total flux cleaned = -0.00101713 Jy ! Component: 2550 - total flux cleaned = -0.000997791 Jy ! Component: 2600 - total flux cleaned = -0.000997854 Jy ! Component: 2650 - total flux cleaned = -0.00102656 Jy ! Component: 2700 - total flux cleaned = -0.0010837 Jy ! Component: 2750 - total flux cleaned = -0.00108361 Jy ! Component: 2800 - total flux cleaned = -0.00107417 Jy ! Component: 2850 - total flux cleaned = -0.00109293 Jy ! Component: 2900 - total flux cleaned = -0.00107421 Jy ! Component: 2950 - total flux cleaned = -0.00107428 Jy ! Component: 3000 - total flux cleaned = -0.0010927 Jy ! Component: 3050 - total flux cleaned = -0.00110194 Jy ! Component: 3100 - total flux cleaned = -0.00111116 Jy ! Component: 3150 - total flux cleaned = -0.00114753 Jy ! Component: 3200 - total flux cleaned = -0.00118381 Jy ! Component: 3250 - total flux cleaned = -0.00117476 Jy ! Component: 3300 - total flux cleaned = -0.00121065 Jy ! Component: 3350 - total flux cleaned = -0.00121066 Jy ! Component: 3400 - total flux cleaned = -0.00124627 Jy ! Component: 3450 - total flux cleaned = -0.00125512 Jy ! Component: 3500 - total flux cleaned = -0.00124631 Jy ! Component: 3550 - total flux cleaned = -0.00126387 Jy ! Component: 3600 - total flux cleaned = -0.00126383 Jy ! Component: 3650 - total flux cleaned = -0.00127255 Jy ! Component: 3700 - total flux cleaned = -0.00127259 Jy ! Component: 3750 - total flux cleaned = -0.00132442 Jy ! Component: 3800 - total flux cleaned = -0.00133303 Jy ! Component: 3850 - total flux cleaned = -0.00131591 Jy ! Component: 3900 - total flux cleaned = -0.00129038 Jy ! Component: 3950 - total flux cleaned = -0.00134987 Jy ! Component: 4000 - total flux cleaned = -0.00136679 Jy ! Component: 4050 - total flux cleaned = -0.00134987 Jy ! Total flux subtracted in 4096 components = -0.00135831 Jy ! Clean residual min=-0.000504 max=0.000529 Jy/beam ! Clean residual mean=0.000001 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0997337 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 352 components and 0.0997338 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0457-1819_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.602 x 4.05 at -4.454 degrees (North through East) ! Clean map min=-0.00077269 max=0.10015 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0457-1819_C_map.fits wmodel /vlbi/sb072/temp_maps//J0457-1819_C_map.mod ! Writing 352 model components to file: /vlbi/sb072/temp_maps//J0457-1819_C_map.mod wobs /vlbi/sb072/temp_maps//J0457-1819_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0457-1819_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0457-1819_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J0457-1819_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.100155 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000153775 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.460613 0.460613 0.921227 1.84245 3.68491 7.36981 14.7396 29.4793 58.9585 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.1 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 651.305 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0457-1819_C_dfm.log closed on Fri Jan 25 19:16:34 2019