! Started logfile: /tmp/maps//J1921+0549_C_20180619_dfm.log on Wed Jul 4 23:35:32 2018 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 /tmp/maps//J1921+0549_C_20180619_uva.fits ! Reading UV FITS file: /tmp/maps//J1921+0549_C_20180619_uva.fits ! AN table 1: 19 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1921+0549 ! ! 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 4256 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 J1921+0549_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=1.004265Jy sigma=26.616924 ! Fit after self-cal, rms=0.952794Jy sigma=25.259555 ! 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=1.625 mas, bmaj=6.305 mas, bpa=-17.97 degrees ! Estimated noise=0.597859 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 = 0.033284 Jy ! Component: 100 - total flux cleaned = 0.0425426 Jy ! Total flux subtracted in 100 components = 0.0425426 Jy ! Clean residual min=-0.003877 max=0.006043 Jy/beam ! Clean residual mean=0.000003 rms=0.001039 Jy/beam ! Combined flux in latest and established models = 0.0425426 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0425426 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=0.035278Jy sigma=0.812394 ! Fit after self-cal, rms=0.034510Jy sigma=0.795341 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.117 mas, bmaj=6.295 mas, bpa=-17.76 degrees ! Estimated noise=0.421554 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (3.6, 2.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00925487 Jy ! Component: 100 - total flux cleaned = 0.0142619 Jy ! Component: 150 - total flux cleaned = 0.0174885 Jy ! Component: 200 - total flux cleaned = 0.019779 Jy ! Total flux subtracted in 200 components = 0.019779 Jy ! Clean residual min=-0.002617 max=0.002327 Jy/beam ! Clean residual mean=-0.000000 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.0623216 Jy ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 68 components and 0.0623216 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=0.031909Jy sigma=0.717148 ! Fit after self-cal, rms=0.031790Jy sigma=0.714181 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.117 x 6.295 at -17.76 degrees (North through East) ! Clean map min=-0.0022521 max=0.044694 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 KP 0.97 LA 1.08 ! MK 0.88 NL 1.12 OV 1.07 PT 0.87 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.94 KP 0.93 LA 1.07 ! MK 0.99 NL 1.00 OV 0.97 PT 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.94 KP 0.89 LA 1.04 ! MK 0.99 NL 1.10 OV 1.01 PT 0.85 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.86 KP 0.98 LA 1.05 ! MK 0.99 NL 1.15 OV 1.00 PT 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.91 KP 0.94 LA 1.02 ! MK 1.07 NL 0.94 OV 1.05 PT 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.90 KP 0.91 LA 1.06 ! MK 1.02 NL 1.03 OV 1.03 PT 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.90 KP 0.98 LA 1.05 ! MK 1.02 NL 1.13 OV 0.99 PT 0.87 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.93 KP 0.96 LA 0.97 ! MK 1.02 NL 1.12 OV 0.99 PT 0.91 ! ! ! Fit before self-cal, rms=0.031790Jy sigma=0.714181 ! Fit after self-cal, rms=0.031064Jy sigma=0.701809 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.144 mas, bmaj=6.368 mas, bpa=-17.61 degrees ! Estimated noise=0.414154 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 = 0.000386881 Jy ! Component: 100 - total flux cleaned = 0.00056674 Jy ! Component: 150 - total flux cleaned = 0.000635564 Jy ! Component: 200 - total flux cleaned = 0.000715331 Jy ! Total flux subtracted in 200 components = 0.000715331 Jy ! Clean residual min=-0.001229 max=0.001486 Jy/beam ! Clean residual mean=-0.000000 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.0630369 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 92 components and 0.0630369 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=0.031019Jy sigma=0.700270 ! Fit after self-cal, rms=0.031030Jy sigma=0.699832 ! 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=0.031030Jy sigma=0.699832 ! Fit after self-cal, rms=0.031108Jy sigma=0.699809 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.137 mas, bmaj=6.38 mas, bpa=-17.62 degrees ! Estimated noise=0.414828 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000529865 Jy ! Component: 100 - total flux cleaned = 0.000608561 Jy ! Component: 150 - total flux cleaned = 0.000658133 Jy ! Component: 200 - total flux cleaned = 0.000701831 Jy ! Total flux subtracted in 200 components = 0.000701831 Jy ! Clean residual min=-0.001183 max=0.001310 Jy/beam ! Clean residual mean=-0.000000 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.0637388 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 105 components and 0.0637388 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=0.031089Jy sigma=0.699114 ! Fit after self-cal, rms=0.031087Jy sigma=0.699008 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 = 0.000218771 Jy ! Component: 100 - total flux cleaned = 0.000249622 Jy ! Component: 150 - total flux cleaned = 0.00026348 Jy ! Component: 200 - total flux cleaned = 0.000264719 Jy ! Total flux subtracted in 200 components = 0.000264719 Jy ! Clean residual min=-0.001152 max=0.001209 Jy/beam ! Clean residual mean=-0.000000 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0640035 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 113 components and 0.0640035 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=0.031077Jy sigma=0.698615 ! Fit after self-cal, rms=0.031075Jy sigma=0.698577 ! 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=0.031075Jy sigma=0.698577 ! Fit after self-cal, rms=0.031067Jy sigma=0.697488 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.133 mas, bmaj=6.39 mas, bpa=-17.63 degrees ! Estimated noise=0.415173 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000362236 Jy ! Component: 100 - total flux cleaned = 0.000398549 Jy ! Component: 150 - total flux cleaned = 0.000430716 Jy ! Component: 200 - total flux cleaned = 0.000420478 Jy ! Total flux subtracted in 200 components = 0.000420478 Jy ! Clean residual min=-0.001114 max=0.001149 Jy/beam ! Clean residual mean=-0.000000 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.064424 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 121 components and 0.064424 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=0.031059Jy sigma=0.697211 ! Fit after self-cal, rms=0.031057Jy sigma=0.697169 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 = 0.000175804 Jy ! Component: 100 - total flux cleaned = 0.000215789 Jy ! Component: 150 - total flux cleaned = 0.000233561 Jy ! Component: 200 - total flux cleaned = 0.00022495 Jy ! Total flux subtracted in 200 components = 0.00022495 Jy ! Clean residual min=-0.001101 max=0.001134 Jy/beam ! Clean residual mean=-0.000000 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.0646489 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 131 components and 0.0646489 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=0.031051Jy sigma=0.697002 ! Fit after self-cal, rms=0.031051Jy sigma=0.696987 ! 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=0.031051Jy sigma=0.696987 ! Fit after self-cal, rms=0.031033Jy sigma=0.696140 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.516 mas, bmaj=6.491 mas, bpa=-8.956 degrees ! Estimated noise=0.468843 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000268892 Jy ! Component: 100 - total flux cleaned = 0.000271717 Jy ! Component: 150 - total flux cleaned = 0.000232101 Jy ! Component: 200 - total flux cleaned = 0.000204115 Jy ! Total flux subtracted in 200 components = 0.000204115 Jy ! Clean residual min=-0.001140 max=0.001375 Jy/beam ! Clean residual mean=-0.000001 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.064853 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 141 components and 0.064853 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=0.031029Jy sigma=0.696055 ! Fit after self-cal, rms=0.031027Jy sigma=0.696026 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 = 0.000120801 Jy ! Component: 100 - total flux cleaned = 0.000127031 Jy ! Component: 150 - total flux cleaned = 0.000126897 Jy ! Component: 200 - total flux cleaned = 0.000112306 Jy ! Total flux subtracted in 200 components = 0.000112306 Jy ! Clean residual min=-0.001132 max=0.001365 Jy/beam ! Clean residual mean=-0.000001 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0649653 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 152 components and 0.0649654 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=0.031024Jy sigma=0.695974 ! Fit after self-cal, rms=0.031023Jy sigma=0.695962 ! Inverting map ! Added new window around map position (58.5, 72.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112112 Jy ! Component: 100 - total flux cleaned = 0.00142313 Jy ! Component: 150 - total flux cleaned = 0.00162461 Jy ! Component: 200 - total flux cleaned = 0.00176221 Jy ! Total flux subtracted in 200 components = 0.00176221 Jy ! Clean residual min=-0.001151 max=0.001024 Jy/beam ! Clean residual mean=-0.000002 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0667276 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 177 components and 0.0667276 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=0.030969Jy sigma=0.694943 ! Fit after self-cal, rms=0.030967Jy sigma=0.694872 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=2.13 mas, bmaj=6.398 mas, bpa=-17.64 degrees ! Estimated noise=0.415084 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.13 x 6.398 at -17.64 degrees (North through East) ! Clean map min=-0.00090411 max=0.043806 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=1.625 mas, bmaj=6.396 mas, bpa=-17.87 degrees ! Estimated noise=0.591894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0332866 Jy ! Component: 100 - total flux cleaned = 0.0431832 Jy ! Component: 150 - total flux cleaned = 0.0489367 Jy ! Component: 200 - total flux cleaned = 0.0526795 Jy ! Total flux subtracted in 200 components = 0.0526795 Jy ! Clean residual min=-0.002462 max=0.002762 Jy/beam ! Clean residual mean=0.000001 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.0526795 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 0.0526795 Jy ! Inverting map and beam ! Estimated beam: bmin=2.13 mas, bmaj=6.398 mas, bpa=-17.64 degrees ! Estimated noise=0.415084 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 = 0.00408017 Jy ! Component: 100 - total flux cleaned = 0.00645569 Jy ! Component: 150 - total flux cleaned = 0.00780034 Jy ! Component: 200 - total flux cleaned = 0.00896249 Jy ! Total flux subtracted in 200 components = 0.00896249 Jy ! Clean residual min=-0.001304 max=0.001347 Jy/beam ! Clean residual mean=0.000000 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.061642 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 69 components and 0.061642 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.516 mas, bmaj=6.491 mas, bpa=-8.956 degrees ! Estimated noise=0.468843 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144668 Jy ! Component: 100 - total flux cleaned = 0.00218002 Jy ! Component: 150 - total flux cleaned = 0.00286397 Jy ! Component: 200 - total flux cleaned = 0.00341519 Jy ! Total flux subtracted in 200 components = 0.00341519 Jy ! Clean residual min=-0.001402 max=0.001173 Jy/beam ! Clean residual mean=-0.000001 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.0650572 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 = 0.000462118 Jy ! Component: 100 - total flux cleaned = 0.000875281 Jy ! Component: 150 - total flux cleaned = 0.00126525 Jy ! Component: 200 - total flux cleaned = 0.00148875 Jy ! Total flux subtracted in 200 components = 0.00148875 Jy ! Clean residual min=-0.001311 max=0.001034 Jy/beam ! Clean residual mean=-0.000002 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.0665459 Jy ! Adding 98 model components to the UV plane model. ! The established model now contains 162 components and 0.0665459 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.13 mas, bmaj=6.398 mas, bpa=-17.64 degrees ! Estimated noise=0.415084 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000169996 Jy ! Component: 100 - total flux cleaned = -0.000128944 Jy ! Component: 150 - total flux cleaned = -1.90477e-05 Jy ! Component: 200 - total flux cleaned = 4.90556e-05 Jy ! Total flux subtracted in 200 components = 4.90556e-05 Jy ! Clean residual min=-0.001053 max=0.000944 Jy/beam ! Clean residual mean=-0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.066595 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 190 components and 0.066595 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=0.030958Jy sigma=0.694897 ! Fit after self-cal, rms=0.030956Jy sigma=0.694805 wmodel J1921+0549_C_map.mod ! Writing 190 model components to file: J1921+0549_C_map.mod wobs J1921+0549_C_uvs.fits ! Writing UV FITS file: J1921+0549_C_uvs.fits wwins J1921+0549_C_map.win ! wwins: Wrote 3 windows to J1921+0549_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 = -0.000207255 Jy ! Component: 100 - total flux cleaned = -0.000256484 Jy ! Component: 150 - total flux cleaned = -0.000271839 Jy ! Component: 200 - total flux cleaned = -0.00025703 Jy ! Component: 250 - total flux cleaned = -0.000228195 Jy ! Component: 300 - total flux cleaned = -0.000131372 Jy ! Component: 350 - total flux cleaned = -2.46394e-05 Jy ! Component: 400 - total flux cleaned = 1.43392e-05 Jy ! Component: 450 - total flux cleaned = 6.48796e-05 Jy ! Component: 500 - total flux cleaned = 8.9411e-05 Jy ! Component: 550 - total flux cleaned = 0.000101322 Jy ! Component: 600 - total flux cleaned = 8.96296e-05 Jy ! Component: 650 - total flux cleaned = 0.000101213 Jy ! Component: 700 - total flux cleaned = 0.000112226 Jy ! Component: 750 - total flux cleaned = 7.93312e-05 Jy ! Component: 800 - total flux cleaned = 0.000100851 Jy ! Component: 850 - total flux cleaned = 0.000100667 Jy ! Component: 900 - total flux cleaned = 0.000100624 Jy ! Component: 950 - total flux cleaned = 0.000120855 Jy ! Component: 1000 - total flux cleaned = 0.000140955 Jy ! Component: 1050 - total flux cleaned = 0.00018025 Jy ! Component: 1100 - total flux cleaned = 0.00022865 Jy ! Component: 1150 - total flux cleaned = 0.000257154 Jy ! Component: 1200 - total flux cleaned = 0.000275933 Jy ! Component: 1250 - total flux cleaned = 0.000303599 Jy ! Component: 1300 - total flux cleaned = 0.000294223 Jy ! Component: 1350 - total flux cleaned = 0.000312282 Jy ! Component: 1400 - total flux cleaned = 0.000321099 Jy ! Component: 1450 - total flux cleaned = 0.000294951 Jy ! Component: 1500 - total flux cleaned = 0.000320911 Jy ! Component: 1550 - total flux cleaned = 0.000320832 Jy ! Component: 1600 - total flux cleaned = 0.000329117 Jy ! Component: 1650 - total flux cleaned = 0.000337381 Jy ! Component: 1700 - total flux cleaned = 0.000329027 Jy ! Component: 1750 - total flux cleaned = 0.000320865 Jy ! Component: 1800 - total flux cleaned = 0.000312684 Jy ! Component: 1850 - total flux cleaned = 0.000296875 Jy ! Component: 1900 - total flux cleaned = 0.000304815 Jy ! Component: 1950 - total flux cleaned = 0.00029726 Jy ! Component: 2000 - total flux cleaned = 0.000335675 Jy ! Component: 2050 - total flux cleaned = 0.000350942 Jy ! Component: 2100 - total flux cleaned = 0.000343507 Jy ! Component: 2150 - total flux cleaned = 0.00036603 Jy ! Component: 2200 - total flux cleaned = 0.000358605 Jy ! Component: 2250 - total flux cleaned = 0.000351217 Jy ! Component: 2300 - total flux cleaned = 0.000344002 Jy ! Component: 2350 - total flux cleaned = 0.00031524 Jy ! Component: 2400 - total flux cleaned = 0.000336685 Jy ! Component: 2450 - total flux cleaned = 0.000315561 Jy ! Component: 2500 - total flux cleaned = 0.000315561 Jy ! Component: 2550 - total flux cleaned = 0.000287755 Jy ! Component: 2600 - total flux cleaned = 0.000274038 Jy ! Component: 2650 - total flux cleaned = 0.000267178 Jy ! Component: 2700 - total flux cleaned = 0.000253579 Jy ! Component: 2750 - total flux cleaned = 0.000213219 Jy ! Component: 2800 - total flux cleaned = 0.000199855 Jy ! Component: 2850 - total flux cleaned = 0.00018001 Jy ! Component: 2900 - total flux cleaned = 0.000166857 Jy ! Component: 2950 - total flux cleaned = 0.000173266 Jy ! Component: 3000 - total flux cleaned = 0.00016031 Jy ! Component: 3050 - total flux cleaned = 0.00017314 Jy ! Component: 3100 - total flux cleaned = 0.000173115 Jy ! Component: 3150 - total flux cleaned = 0.000154111 Jy ! Component: 3200 - total flux cleaned = 0.000147833 Jy ! Component: 3250 - total flux cleaned = 0.000141586 Jy ! Component: 3300 - total flux cleaned = 0.000147734 Jy ! Component: 3350 - total flux cleaned = 0.000110898 Jy ! Component: 3400 - total flux cleaned = 0.000104877 Jy ! Component: 3450 - total flux cleaned = 9.88201e-05 Jy ! Component: 3500 - total flux cleaned = 9.27918e-05 Jy ! Component: 3550 - total flux cleaned = 0.000116833 Jy ! Component: 3600 - total flux cleaned = 0.000134766 Jy ! Component: 3650 - total flux cleaned = 0.00013472 Jy ! Component: 3700 - total flux cleaned = 0.00014654 Jy ! Component: 3750 - total flux cleaned = 0.000152385 Jy ! Component: 3800 - total flux cleaned = 0.000146554 Jy ! Component: 3850 - total flux cleaned = 0.000164055 Jy ! Component: 3900 - total flux cleaned = 0.000175651 Jy ! Component: 3950 - total flux cleaned = 0.00019297 Jy ! Component: 4000 - total flux cleaned = 0.000198679 Jy ! Component: 4050 - total flux cleaned = 0.000210123 Jy ! Total flux subtracted in 4096 components = 0.000238635 Jy ! Clean residual min=-0.000327 max=0.000342 Jy/beam ! Clean residual mean=-0.000001 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0668336 Jy keep ! Adding 267 model components to the UV plane model. ! The established model now contains 457 components and 0.0668336 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1921+0549_C_20180619_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.13 x 6.398 at -17.64 degrees (North through East) ! Clean map min=-0.00078009 max=0.044268 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1921+0549_C_20180619_map.fits wmodel /tmp/maps//J1921+0549_C_20180619_map.mod ! Writing 457 model components to file: /tmp/maps//J1921+0549_C_20180619_map.mod wobs /tmp/maps//J1921+0549_C_20180619_uvs.fits ! Writing UV FITS file: /tmp/maps//J1921+0549_C_20180619_uvs.fits wwins /tmp/maps//J1921+0549_C_20180619_map.win ! wwins: Wrote 4 windows to /tmp/maps//J1921+0549_C_20180619_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0442676 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000102643 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.695606 0.695606 1.39121 2.78243 5.56485 11.1297 22.2594 44.5188 89.0376 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.044 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 431.278 quit ! Quitting program ! Log file /tmp/maps//J1921+0549_C_20180619_dfm.log closed on Wed Jul 4 23:35:35 2018