! Started logfile: /tmp/maps//J1457+0519_C_20180615_dfm.log on Wed Jul 4 23:30:42 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//J1457+0519_C_20180615_uva.fits ! Reading UV FITS file: /tmp/maps//J1457+0519_C_20180615_uva.fits ! AN table 1: 15 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1457+0519 ! ! 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 5400 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 J1457+0519_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=1.002685Jy sigma=25.658410 ! Fit after self-cal, rms=0.967648Jy sigma=24.741799 ! 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=1.476 mas, bmaj=3.537 mas, bpa=6.007 degrees ! Estimated noise=0.536247 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 = 0.0232179 Jy ! Component: 100 - total flux cleaned = 0.0310984 Jy ! Total flux subtracted in 100 components = 0.0310984 Jy ! Clean residual min=-0.002739 max=0.003777 Jy/beam ! Clean residual mean=-0.000025 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.0310984 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0310984 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=0.035357Jy sigma=0.832450 ! Fit after self-cal, rms=0.033427Jy sigma=0.783259 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00563979 Jy ! Component: 100 - total flux cleaned = 0.00856309 Jy ! Total flux subtracted in 100 components = 0.00856309 Jy ! Clean residual min=-0.002521 max=0.003651 Jy/beam ! Clean residual mean=-0.000019 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.0396615 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.0396615 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=0.032097Jy sigma=0.742987 ! Fit after self-cal, rms=0.032087Jy sigma=0.742647 ! 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=1.785 mas, bmaj=3.924 mas, bpa=3.833 degrees ! Estimated noise=0.387852 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 = 0.00324076 Jy ! Component: 100 - total flux cleaned = 0.00507146 Jy ! Component: 150 - total flux cleaned = 0.00629201 Jy ! Component: 200 - total flux cleaned = 0.00711354 Jy ! Total flux subtracted in 200 components = 0.00711354 Jy ! Clean residual min=-0.002548 max=0.004585 Jy/beam ! Clean residual mean=-0.000020 rms=0.000845 Jy/beam ! Combined flux in latest and established models = 0.046775 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 25 components and 0.046775 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=0.031785Jy sigma=0.732307 ! Fit after self-cal, rms=0.031790Jy sigma=0.732108 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.785 x 3.924 at 3.833 degrees (North through East) ! Clean map min=-0.0025269 max=0.034762 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.84 HN 0.91 KP 0.89 ! LA 1.01 MK 0.89 NL 1.18 OV 0.98 ! PT 0.89 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.30 FD 0.79 HN 0.90 KP 0.97 ! LA 0.86 MK 1.09 NL 1.35 OV 1.27 ! PT 0.89 SC 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.79 HN 0.97 KP 1.03 ! LA 0.96 MK 1.03 NL 1.24 OV 1.22 ! PT 0.87 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.77 HN 1.11 KP 0.97 ! LA 0.90 MK 1.07 NL 1.10 OV 1.24 ! PT 0.71 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.83 HN 1.18 KP 1.02 ! LA 0.91 MK 1.00 NL 1.44 OV 1.25 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.76 HN 0.91 KP 1.04 ! LA 0.96 MK 0.95 NL 1.36 OV 1.26 ! PT 0.96 SC 1.10 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.84 HN 0.98 KP 1.04 ! LA 0.91 MK 1.14 NL 1.42 OV 1.08 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.87 HN 0.93 KP 0.96 ! LA 0.94 MK 0.96 NL 1.38 OV 1.20 ! PT 0.87 SC 0.90 ! ! ! Fit before self-cal, rms=0.031790Jy sigma=0.732108 ! Fit after self-cal, rms=0.032446Jy sigma=0.701112 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.798 mas, bmaj=3.994 mas, bpa=3.886 degrees ! Estimated noise=0.387073 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 = -0.000410183 Jy ! Component: 100 - total flux cleaned = -0.000487434 Jy ! Component: 150 - total flux cleaned = -0.000487598 Jy ! Component: 200 - total flux cleaned = -0.000487282 Jy ! Total flux subtracted in 200 components = -0.000487282 Jy ! Clean residual min=-0.001689 max=0.002557 Jy/beam ! Clean residual mean=-0.000006 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.0462877 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 34 components and 0.0462877 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=0.032431Jy sigma=0.700718 ! Fit after self-cal, rms=0.032568Jy sigma=0.699628 ! 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=0.032568Jy sigma=0.699628 ! Fit after self-cal, rms=0.032842Jy sigma=0.699513 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.804 mas, bmaj=4.007 mas, bpa=4.087 degrees ! Estimated noise=0.387267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000305422 Jy ! Component: 100 - total flux cleaned = -0.000353049 Jy ! Component: 150 - total flux cleaned = -0.000352764 Jy ! Component: 200 - total flux cleaned = -0.000352713 Jy ! Total flux subtracted in 200 components = -0.000352713 Jy ! Clean residual min=-0.001648 max=0.002438 Jy/beam ! Clean residual mean=-0.000006 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.045935 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 34 components and 0.045935 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=0.032833Jy sigma=0.699294 ! Fit after self-cal, rms=0.032839Jy sigma=0.699280 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 (-0.3, -6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124107 Jy ! Component: 100 - total flux cleaned = 0.00111748 Jy ! Component: 150 - total flux cleaned = 0.00101718 Jy ! Component: 200 - total flux cleaned = 0.00104091 Jy ! Total flux subtracted in 200 components = 0.00104091 Jy ! Clean residual min=-0.001529 max=0.002275 Jy/beam ! Clean residual mean=-0.000005 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.0469759 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 54 components and 0.0469759 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=0.032673Jy sigma=0.695349 ! Fit after self-cal, rms=0.032640Jy sigma=0.694940 ! Inverting map ! Added new window around map position (45, -54.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129244 Jy ! Component: 100 - total flux cleaned = 0.00150512 Jy ! Component: 150 - total flux cleaned = 0.00168737 Jy ! Component: 200 - total flux cleaned = 0.00184472 Jy ! Total flux subtracted in 200 components = 0.00184472 Jy ! Clean residual min=-0.001388 max=0.001864 Jy/beam ! Clean residual mean=-0.000003 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.0488207 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 75 components and 0.0488207 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=0.032469Jy sigma=0.691319 ! Fit after self-cal, rms=0.032444Jy sigma=0.690928 ! Inverting map ! Added new window around map position (-60.3, -11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120775 Jy ! Component: 100 - total flux cleaned = 0.00130823 Jy ! Component: 150 - total flux cleaned = 0.0013388 Jy ! Component: 200 - total flux cleaned = 0.00136596 Jy ! Total flux subtracted in 200 components = 0.00136596 Jy ! Clean residual min=-0.001254 max=0.001637 Jy/beam ! Clean residual mean=-0.000002 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.0501866 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 89 components and 0.0501866 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=0.032333Jy sigma=0.688542 ! Fit after self-cal, rms=0.032327Jy sigma=0.688377 ! Inverting map ! Added new window around map position (76.2, 3.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138635 Jy ! Component: 100 - total flux cleaned = 0.00150661 Jy ! Component: 150 - total flux cleaned = 0.00141516 Jy ! Component: 200 - total flux cleaned = 0.0012444 Jy ! Total flux subtracted in 200 components = 0.0012444 Jy ! Clean residual min=-0.001185 max=0.001342 Jy/beam ! Clean residual mean=-0.000000 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.051431 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 107 components and 0.051431 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=0.032234Jy sigma=0.685854 ! Fit after self-cal, rms=0.032225Jy sigma=0.685647 ! 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=0.032225Jy sigma=0.685647 ! Fit after self-cal, rms=0.031133Jy sigma=0.684721 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.794 mas, bmaj=3.99 mas, bpa=3.607 degrees ! Estimated noise=0.381261 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000947162 Jy ! Component: 100 - total flux cleaned = 0.00108821 Jy ! Component: 150 - total flux cleaned = 0.00113817 Jy ! Component: 200 - total flux cleaned = 0.00104753 Jy ! Total flux subtracted in 200 components = 0.00104753 Jy ! Clean residual min=-0.001114 max=0.001184 Jy/beam ! Clean residual mean=-0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.0524785 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 120 components and 0.0524785 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=0.031085Jy sigma=0.683448 ! Fit after self-cal, rms=0.031065Jy sigma=0.683347 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 = 0.000232291 Jy ! Component: 100 - total flux cleaned = 0.000189998 Jy ! Component: 150 - total flux cleaned = 0.000109446 Jy ! Component: 200 - total flux cleaned = 3.25478e-05 Jy ! Total flux subtracted in 200 components = 3.25478e-05 Jy ! Clean residual min=-0.001144 max=0.001174 Jy/beam ! Clean residual mean=-0.000000 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.0525111 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 131 components and 0.0525111 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=0.031039Jy sigma=0.682655 ! Fit after self-cal, rms=0.031036Jy sigma=0.682635 ! 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=0.031036Jy sigma=0.682635 ! Fit after self-cal, rms=0.030881Jy sigma=0.682491 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.761 mas, bmaj=5.793 mas, bpa=-6.946 degrees ! Estimated noise=0.461382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000290659 Jy ! Component: 100 - total flux cleaned = 0.000221384 Jy ! Component: 150 - total flux cleaned = 0.000117832 Jy ! Component: 200 - total flux cleaned = 2.48174e-05 Jy ! Total flux subtracted in 200 components = 2.48174e-05 Jy ! Clean residual min=-0.001134 max=0.001318 Jy/beam ! Clean residual mean=-0.000002 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.0525359 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 148 components and 0.0525359 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=0.030869Jy sigma=0.682007 ! Fit after self-cal, rms=0.030859Jy sigma=0.681937 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 = 0.000109647 Jy ! Component: 100 - total flux cleaned = 4.00343e-05 Jy ! Component: 150 - total flux cleaned = -4.02945e-05 Jy ! Component: 200 - total flux cleaned = -8.61257e-05 Jy ! Total flux subtracted in 200 components = -8.61257e-05 Jy ! Clean residual min=-0.001100 max=0.001264 Jy/beam ! Clean residual mean=-0.000001 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.0524498 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 159 components and 0.0524498 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=0.030855Jy sigma=0.681691 ! Fit after self-cal, rms=0.030853Jy sigma=0.681662 ! 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=1.791 mas, bmaj=3.986 mas, bpa=3.611 degrees ! Estimated noise=0.381234 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.791 x 3.986 at 3.611 degrees (North through East) ! Clean map min=-0.0021646 max=0.03426 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=1.47 mas, bmaj=3.576 mas, bpa=5.964 degrees ! Estimated noise=0.534255 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0248875 Jy ! Component: 100 - total flux cleaned = 0.0333816 Jy ! Component: 150 - total flux cleaned = 0.0381385 Jy ! Component: 200 - total flux cleaned = 0.0414735 Jy ! Total flux subtracted in 200 components = 0.0414735 Jy ! Clean residual min=-0.002039 max=0.002235 Jy/beam ! Clean residual mean=-0.000011 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.0414735 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0414735 Jy ! Inverting map and beam ! Estimated beam: bmin=1.791 mas, bmaj=3.986 mas, bpa=3.611 degrees ! Estimated noise=0.381234 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) ! Added new window around map position (1.5, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00374625 Jy ! Component: 100 - total flux cleaned = 0.00623668 Jy ! Component: 150 - total flux cleaned = 0.00776924 Jy ! Component: 200 - total flux cleaned = 0.00851948 Jy ! Total flux subtracted in 200 components = 0.00851948 Jy ! Clean residual min=-0.001355 max=0.001484 Jy/beam ! Clean residual mean=-0.000005 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.049993 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 43 components and 0.049993 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=3.761 mas, bmaj=5.793 mas, bpa=-6.946 degrees ! Estimated noise=0.461382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153237 Jy ! Component: 100 - total flux cleaned = 0.002004 Jy ! Component: 150 - total flux cleaned = 0.00208066 Jy ! Component: 200 - total flux cleaned = 0.00211462 Jy ! Total flux subtracted in 200 components = 0.00211462 Jy ! Clean residual min=-0.001327 max=0.001385 Jy/beam ! Clean residual mean=-0.000005 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.0521076 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 = 2.95612e-05 Jy ! Component: 100 - total flux cleaned = 1.17434e-06 Jy ! Component: 150 - total flux cleaned = -2.48223e-05 Jy ! Component: 200 - total flux cleaned = -4.82236e-05 Jy ! Total flux subtracted in 200 components = -4.82236e-05 Jy ! Clean residual min=-0.001210 max=0.001306 Jy/beam ! Clean residual mean=-0.000003 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.0520594 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 99 components and 0.0520594 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.791 mas, bmaj=3.986 mas, bpa=3.611 degrees ! Estimated noise=0.381234 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00044252 Jy ! Component: 100 - total flux cleaned = -0.000441223 Jy ! Component: 150 - total flux cleaned = -0.000411051 Jy ! Component: 200 - total flux cleaned = -0.00041128 Jy ! Total flux subtracted in 200 components = -0.00041128 Jy ! Clean residual min=-0.001155 max=0.001076 Jy/beam ! Clean residual mean=-0.000001 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0516481 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 124 components and 0.0516481 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=0.030890Jy sigma=0.682801 ! Fit after self-cal, rms=0.030892Jy sigma=0.682550 wmodel J1457+0519_C_map.mod ! Writing 124 model components to file: J1457+0519_C_map.mod wobs J1457+0519_C_uvs.fits ! Writing UV FITS file: J1457+0519_C_uvs.fits wwins J1457+0519_C_map.win ! wwins: Wrote 6 windows to J1457+0519_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 = -0.00012945 Jy ! Component: 100 - total flux cleaned = -1.61172e-05 Jy ! Component: 150 - total flux cleaned = 5.62424e-05 Jy ! Component: 200 - total flux cleaned = 9.0941e-05 Jy ! Component: 250 - total flux cleaned = 0.00017558 Jy ! Component: 300 - total flux cleaned = 0.00020832 Jy ! Component: 350 - total flux cleaned = 0.000272889 Jy ! Component: 400 - total flux cleaned = 0.000288809 Jy ! Component: 450 - total flux cleaned = 0.000335061 Jy ! Component: 500 - total flux cleaned = 0.000349874 Jy ! Component: 550 - total flux cleaned = 0.000320236 Jy ! Component: 600 - total flux cleaned = 0.000291382 Jy ! Component: 650 - total flux cleaned = 0.000263068 Jy ! Component: 700 - total flux cleaned = 0.000263018 Jy ! Component: 750 - total flux cleaned = 0.000249239 Jy ! Component: 800 - total flux cleaned = 0.000262777 Jy ! Component: 850 - total flux cleaned = 0.000262799 Jy ! Component: 900 - total flux cleaned = 0.000223392 Jy ! Component: 950 - total flux cleaned = 0.000249173 Jy ! Component: 1000 - total flux cleaned = 0.000274568 Jy ! Component: 1050 - total flux cleaned = 0.000236611 Jy ! Component: 1100 - total flux cleaned = 0.000211804 Jy ! Component: 1150 - total flux cleaned = 0.00017516 Jy ! Component: 1200 - total flux cleaned = 0.000175199 Jy ! Component: 1250 - total flux cleaned = 0.000151462 Jy ! Component: 1300 - total flux cleaned = 0.000151351 Jy ! Component: 1350 - total flux cleaned = 0.0001281 Jy ! Component: 1400 - total flux cleaned = 0.00013962 Jy ! Component: 1450 - total flux cleaned = 0.000151037 Jy ! Component: 1500 - total flux cleaned = 0.000151068 Jy ! Component: 1550 - total flux cleaned = 0.000106653 Jy ! Component: 1600 - total flux cleaned = 0.000139495 Jy ! Component: 1650 - total flux cleaned = 8.53308e-05 Jy ! Component: 1700 - total flux cleaned = 0.000117562 Jy ! Component: 1750 - total flux cleaned = 6.43676e-05 Jy ! Component: 1800 - total flux cleaned = 5.40838e-05 Jy ! Component: 1850 - total flux cleaned = 7.48393e-05 Jy ! Component: 1900 - total flux cleaned = 4.40344e-05 Jy ! Component: 1950 - total flux cleaned = 2.37073e-05 Jy ! Component: 2000 - total flux cleaned = 3.72967e-06 Jy ! Component: 2050 - total flux cleaned = 1.37634e-05 Jy ! Component: 2100 - total flux cleaned = -7.48329e-05 Jy ! Component: 2150 - total flux cleaned = -7.47833e-05 Jy ! Component: 2200 - total flux cleaned = -9.37881e-05 Jy ! Component: 2250 - total flux cleaned = -0.000112987 Jy ! Component: 2300 - total flux cleaned = -0.000150821 Jy ! Component: 2350 - total flux cleaned = -0.000188407 Jy ! Component: 2400 - total flux cleaned = -0.000216315 Jy ! Component: 2450 - total flux cleaned = -0.000225736 Jy ! Component: 2500 - total flux cleaned = -0.000271271 Jy ! Component: 2550 - total flux cleaned = -0.000289285 Jy ! Component: 2600 - total flux cleaned = -0.000316183 Jy ! Component: 2650 - total flux cleaned = -0.000342621 Jy ! Component: 2700 - total flux cleaned = -0.000386336 Jy ! Component: 2750 - total flux cleaned = -0.000412337 Jy ! Component: 2800 - total flux cleaned = -0.000412178 Jy ! Component: 2850 - total flux cleaned = -0.000378052 Jy ! Component: 2900 - total flux cleaned = -0.000428849 Jy ! Component: 2950 - total flux cleaned = -0.000420455 Jy ! Component: 3000 - total flux cleaned = -0.000437044 Jy ! Component: 3050 - total flux cleaned = -0.000453597 Jy ! Component: 3100 - total flux cleaned = -0.000478081 Jy ! Component: 3150 - total flux cleaned = -0.000453596 Jy ! Component: 3200 - total flux cleaned = -0.000445579 Jy ! Component: 3250 - total flux cleaned = -0.000445465 Jy ! Component: 3300 - total flux cleaned = -0.000413764 Jy ! Component: 3350 - total flux cleaned = -0.000445251 Jy ! Component: 3400 - total flux cleaned = -0.000445304 Jy ! Component: 3450 - total flux cleaned = -0.000406611 Jy ! Component: 3500 - total flux cleaned = -0.00039124 Jy ! Component: 3550 - total flux cleaned = -0.000368299 Jy ! Component: 3600 - total flux cleaned = -0.000383519 Jy ! Component: 3650 - total flux cleaned = -0.000345856 Jy ! Component: 3700 - total flux cleaned = -0.000345875 Jy ! Component: 3750 - total flux cleaned = -0.00034591 Jy ! Component: 3800 - total flux cleaned = -0.000331149 Jy ! Component: 3850 - total flux cleaned = -0.000301773 Jy ! Component: 3900 - total flux cleaned = -0.000309223 Jy ! Component: 3950 - total flux cleaned = -0.000287587 Jy ! Component: 4000 - total flux cleaned = -0.000287669 Jy ! Component: 4050 - total flux cleaned = -0.000273445 Jy ! Total flux subtracted in 4096 components = -0.000287665 Jy ! Clean residual min=-0.000354 max=0.000422 Jy/beam ! Clean residual mean=0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0513605 Jy keep ! Adding 284 model components to the UV plane model. ! The established model now contains 408 components and 0.0513604 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1457+0519_C_20180615_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.791 x 3.986 at 3.611 degrees (North through East) ! Clean map min=-0.0018696 max=0.034178 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1457+0519_C_20180615_map.fits wmodel /tmp/maps//J1457+0519_C_20180615_map.mod ! Writing 408 model components to file: /tmp/maps//J1457+0519_C_20180615_map.mod wobs /tmp/maps//J1457+0519_C_20180615_uvs.fits ! Writing UV FITS file: /tmp/maps//J1457+0519_C_20180615_uvs.fits wwins /tmp/maps//J1457+0519_C_20180615_map.win ! wwins: Wrote 7 windows to /tmp/maps//J1457+0519_C_20180615_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0341775 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000126619 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.11142 1.11142 2.22285 4.44569 8.89138 17.7828 35.5655 71.1311 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.034 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 269.924 quit ! Quitting program ! Log file /tmp/maps//J1457+0519_C_20180615_dfm.log closed on Wed Jul 4 23:30:46 2018