! Started logfile: .//J1517+1312_C_dfm.log on Sat Oct 20 23:54:10 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 .//J1517+1312_C_uvm.fits ! Reading UV FITS file: .//J1517+1312_C_uvm.fits ! AN table 1: 6 integrations on 28 of 28 possible baselines. ! AN table 2: 6 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1517+1312 ! ! 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 85 lines of history. ! ! Reading 3504 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 J1517+1312_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=1.000739Jy sigma=47.517205 ! Fit after self-cal, rms=0.970497Jy sigma=46.141196 ! 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=1.501 mas, bmaj=3.275 mas, bpa=-7.782 degrees ! Estimated noise=0.457961 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 = 0.0205483 Jy ! Component: 100 - total flux cleaned = 0.0266446 Jy ! Total flux subtracted in 100 components = 0.0266446 Jy ! Clean residual min=-0.002059 max=0.003117 Jy/beam ! Clean residual mean=-0.000006 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.0266446 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0266446 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=0.035308Jy sigma=0.933742 ! Fit after self-cal, rms=0.034157Jy sigma=0.890893 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0035304 Jy ! Component: 100 - total flux cleaned = 0.0053066 Jy ! Total flux subtracted in 100 components = 0.0053066 Jy ! Clean residual min=-0.002067 max=0.002673 Jy/beam ! Clean residual mean=-0.000006 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.0319512 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 0.0319512 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=0.033440Jy sigma=0.860275 ! Fit after self-cal, rms=0.033448Jy sigma=0.860171 ! 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=1.931 mas, bmaj=4.002 mas, bpa=-7.311 degrees ! Estimated noise=0.296091 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 (-33.3, 44.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00335279 Jy ! Component: 100 - total flux cleaned = 0.00518443 Jy ! Component: 150 - total flux cleaned = 0.00559844 Jy ! Component: 200 - total flux cleaned = 0.00585727 Jy ! Total flux subtracted in 200 components = 0.00585727 Jy ! Clean residual min=-0.002083 max=0.002956 Jy/beam ! Clean residual mean=-0.000012 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.0378085 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 37 components and 0.0378085 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=0.032993Jy sigma=0.832250 ! Fit after self-cal, rms=0.033015Jy sigma=0.829098 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.931 x 4.002 at -7.311 degrees (North through East) ! Clean map min=-0.002102 max=0.027896 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.82 HN 0.94 KP 1.00 ! LA 0.96 NL 0.94 PT 0.93 SC 0.56 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.25 HN 1.09 KP 1.08 ! LA 1.28 MK 0.99 NL 1.06 OV 0.88 ! PT 1.14 SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.81 HN 0.70 KP 0.78 ! LA 0.83 NL 1.13 PT 0.84 SC 0.74 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.25 HN 1.13 KP 1.14 ! LA 1.01 MK 0.83 NL 1.25 OV 0.84 ! PT 1.26 SC 1.44 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.89 HN 0.81 KP 0.83 ! LA 0.93 NL 1.10 PT 0.86 SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 1.15 HN 1.20 KP 1.18 ! LA 1.18 MK 0.83 NL 1.15 OV 0.96 ! PT 1.29 SC 1.13 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.80 HN 0.80 KP 0.73 ! LA 0.99 NL 0.90 PT 0.92 SC 0.59 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.26 HN 1.14 KP 1.18 ! LA 1.16 MK 0.92 NL 1.11 OV 0.99 ! PT 1.17 SC 1.16 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.86 HN 0.80 KP 0.82 ! LA 1.05 NL 1.04 PT 0.79 SC 0.68 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 1.22 HN 1.13 KP 1.31 ! LA 1.24 MK 0.86 NL 1.08 OV 1.01 ! PT 1.16 SC 1.25 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 0.82 HN 0.82 KP 0.85 ! LA 0.91 NL 0.94 PT 0.78 SC 0.79 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.17 HN 1.19 KP 1.27 ! LA 1.11 MK 0.82 NL 1.08 OV 0.92 ! PT 1.19 SC 1.16 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.92 HN 0.81 KP 0.87 ! LA 0.97 NL 0.86 PT 0.80 SC 0.85 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.22 HN 1.08 KP 1.24 ! LA 1.21 MK 0.89 NL 1.07 OV 0.93 ! PT 1.06 SC 1.26 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 0.87 HN 0.87 KP 0.82 ! LA 0.90 NL 0.91 PT 0.82 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.22 HN 1.08 KP 1.19 ! LA 1.16 MK 0.83 NL 1.12 OV 0.96 ! PT 1.16 SC 1.21 ! ! ! Fit before self-cal, rms=0.033015Jy sigma=0.829098 ! Fit after self-cal, rms=0.023788Jy sigma=0.730478 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.96 mas, bmaj=3.889 mas, bpa=-9.178 degrees ! Estimated noise=0.299226 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 = -0.000742291 Jy ! Component: 100 - total flux cleaned = -0.000949012 Jy ! Component: 150 - total flux cleaned = -0.00113468 Jy ! Component: 200 - total flux cleaned = -0.00121168 Jy ! Total flux subtracted in 200 components = -0.00121168 Jy ! Clean residual min=-0.000969 max=0.000841 Jy/beam ! Clean residual mean=-0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0365968 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 62 components and 0.0365968 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=0.023704Jy sigma=0.727185 ! Fit after self-cal, rms=0.023679Jy sigma=0.726296 ! 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=0.023679Jy sigma=0.726296 ! Fit after self-cal, rms=0.023411Jy sigma=0.725428 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.963 mas, bmaj=3.875 mas, bpa=-9.035 degrees ! Estimated noise=0.29957 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000373749 Jy ! Component: 100 - total flux cleaned = -0.000542674 Jy ! Component: 150 - total flux cleaned = -0.000594139 Jy ! Component: 200 - total flux cleaned = -0.000623769 Jy ! Total flux subtracted in 200 components = -0.000623769 Jy ! Clean residual min=-0.000914 max=0.000811 Jy/beam ! Clean residual mean=-0.000001 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.035973 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 68 components and 0.035973 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=0.023370Jy sigma=0.724020 ! Fit after self-cal, rms=0.023358Jy sigma=0.723834 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 = -6.68915e-05 Jy ! Component: 100 - total flux cleaned = -0.000107515 Jy ! Component: 150 - total flux cleaned = -0.000131669 Jy ! Component: 200 - total flux cleaned = -0.000153557 Jy ! Total flux subtracted in 200 components = -0.000153557 Jy ! Clean residual min=-0.000897 max=0.000798 Jy/beam ! Clean residual mean=-0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0358195 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 79 components and 0.0358195 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=0.023342Jy sigma=0.723411 ! Fit after self-cal, rms=0.023338Jy sigma=0.723361 ! 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=0.023338Jy sigma=0.723361 ! Fit after self-cal, rms=0.023053Jy sigma=0.722670 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.968 mas, bmaj=3.853 mas, bpa=-8.921 degrees ! Estimated noise=0.300749 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.80274e-05 Jy ! Component: 100 - total flux cleaned = -0.000107901 Jy ! Component: 150 - total flux cleaned = -0.000133664 Jy ! Component: 200 - total flux cleaned = -0.00016808 Jy ! Total flux subtracted in 200 components = -0.00016808 Jy ! Clean residual min=-0.000871 max=0.000777 Jy/beam ! Clean residual mean=-0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0356514 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 86 components and 0.0356514 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=0.023033Jy sigma=0.722146 ! Fit after self-cal, rms=0.023024Jy sigma=0.722067 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 = -2.26552e-05 Jy ! Component: 100 - total flux cleaned = -5.52011e-05 Jy ! Component: 150 - total flux cleaned = -7.54257e-05 Jy ! Component: 200 - total flux cleaned = -8.46541e-05 Jy ! Total flux subtracted in 200 components = -8.46541e-05 Jy ! Clean residual min=-0.000853 max=0.000772 Jy/beam ! Clean residual mean=-0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0355667 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 94 components and 0.0355668 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=0.023014Jy sigma=0.721778 ! Fit after self-cal, rms=0.023013Jy sigma=0.721750 ! 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=0.023013Jy sigma=0.721750 ! Fit after self-cal, rms=0.022806Jy sigma=0.721490 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.177 mas, bmaj=5.398 mas, bpa=-6.728 degrees ! Estimated noise=0.345827 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.03499e-05 Jy ! Component: 100 - total flux cleaned = -0.000129564 Jy ! Component: 150 - total flux cleaned = -0.00016161 Jy ! Component: 200 - total flux cleaned = -0.00019484 Jy ! Total flux subtracted in 200 components = -0.00019484 Jy ! Clean residual min=-0.000783 max=0.000819 Jy/beam ! Clean residual mean=-0.000001 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0353719 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 103 components and 0.0353719 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=0.022794Jy sigma=0.721471 ! Fit after self-cal, rms=0.022793Jy sigma=0.721434 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 = -4.32107e-05 Jy ! Component: 100 - total flux cleaned = -6.7067e-05 Jy ! Component: 150 - total flux cleaned = -7.80314e-05 Jy ! Component: 200 - total flux cleaned = -9.28814e-05 Jy ! Total flux subtracted in 200 components = -9.28814e-05 Jy ! Clean residual min=-0.000775 max=0.000816 Jy/beam ! Clean residual mean=-0.000001 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.035279 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 107 components and 0.035279 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=0.022789Jy sigma=0.721497 ! Fit after self-cal, rms=0.022790Jy sigma=0.721482 ! 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=1.972 mas, bmaj=3.831 mas, bpa=-8.82 degrees ! Estimated noise=0.301714 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.972 x 3.831 at -8.82 degrees (North through East) ! Clean map min=-0.00080274 max=0.028734 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=1.531 mas, bmaj=3.078 mas, bpa=-8.931 degrees ! Estimated noise=0.463721 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0215711 Jy ! Component: 100 - total flux cleaned = 0.027487 Jy ! Component: 150 - total flux cleaned = 0.0302311 Jy ! Component: 200 - total flux cleaned = 0.0320363 Jy ! Total flux subtracted in 200 components = 0.0320363 Jy ! Clean residual min=-0.001344 max=0.001338 Jy/beam ! Clean residual mean=-0.000002 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.0320363 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.0320363 Jy ! Inverting map and beam ! Estimated beam: bmin=1.972 mas, bmaj=3.831 mas, bpa=-8.82 degrees ! Estimated noise=0.301714 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 = 0.00183894 Jy ! Component: 100 - total flux cleaned = 0.00250466 Jy ! Component: 150 - total flux cleaned = 0.00288432 Jy ! Component: 200 - total flux cleaned = 0.0030223 Jy ! Total flux subtracted in 200 components = 0.0030223 Jy ! Clean residual min=-0.000841 max=0.000829 Jy/beam ! Clean residual mean=-0.000001 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0350586 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 57 components and 0.0350585 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=4.177 mas, bmaj=5.398 mas, bpa=-6.728 degrees ! Estimated noise=0.345827 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000260665 Jy ! Component: 100 - total flux cleaned = 0.000207849 Jy ! Component: 150 - total flux cleaned = 0.000162002 Jy ! Component: 200 - total flux cleaned = 0.000141822 Jy ! Total flux subtracted in 200 components = 0.000141822 Jy ! Clean residual min=-0.000758 max=0.000833 Jy/beam ! Clean residual mean=-0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0352004 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 = -9.08355e-06 Jy ! Component: 100 - total flux cleaned = -1.74249e-05 Jy ! Component: 150 - total flux cleaned = -2.49847e-05 Jy ! Component: 200 - total flux cleaned = -3.19798e-05 Jy ! Total flux subtracted in 200 components = -3.19798e-05 Jy ! Clean residual min=-0.000741 max=0.000825 Jy/beam ! Clean residual mean=-0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0351684 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 87 components and 0.0351684 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.972 mas, bmaj=3.831 mas, bpa=-8.82 degrees ! Estimated noise=0.301714 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000151906 Jy ! Component: 100 - total flux cleaned = 0.000179208 Jy ! Component: 150 - total flux cleaned = 0.000204696 Jy ! Component: 200 - total flux cleaned = 0.000216477 Jy ! Total flux subtracted in 200 components = 0.000216477 Jy ! Clean residual min=-0.000811 max=0.000797 Jy/beam ! Clean residual mean=-0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0353849 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 106 components and 0.0353849 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=0.022800Jy sigma=0.722645 ! Fit after self-cal, rms=0.022804Jy sigma=0.722384 wmodel J1517+1312_C_map.mod ! Writing 106 model components to file: J1517+1312_C_map.mod wobs J1517+1312_C_uvs.fits ! Writing UV FITS file: J1517+1312_C_uvs.fits wwins J1517+1312_C_map.win ! wwins: Wrote 2 windows to J1517+1312_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 = -9.25385e-05 Jy ! Component: 100 - total flux cleaned = -0.000176528 Jy ! Component: 150 - total flux cleaned = -0.000284509 Jy ! Component: 200 - total flux cleaned = -0.000362956 Jy ! Component: 250 - total flux cleaned = -0.000413649 Jy ! Component: 300 - total flux cleaned = -0.00045081 Jy ! Component: 350 - total flux cleaned = -0.000474791 Jy ! Component: 400 - total flux cleaned = -0.000486483 Jy ! Component: 450 - total flux cleaned = -0.000520814 Jy ! Component: 500 - total flux cleaned = -0.000565923 Jy ! Component: 550 - total flux cleaned = -0.000599132 Jy ! Component: 600 - total flux cleaned = -0.000620851 Jy ! Component: 650 - total flux cleaned = -0.000642468 Jy ! Component: 700 - total flux cleaned = -0.000663769 Jy ! Component: 750 - total flux cleaned = -0.000695065 Jy ! Component: 800 - total flux cleaned = -0.000725763 Jy ! Component: 850 - total flux cleaned = -0.000715506 Jy ! Component: 900 - total flux cleaned = -0.000735672 Jy ! Component: 950 - total flux cleaned = -0.000745547 Jy ! Component: 1000 - total flux cleaned = -0.000745633 Jy ! Component: 1050 - total flux cleaned = -0.000735999 Jy ! Component: 1100 - total flux cleaned = -0.000774448 Jy ! Component: 1150 - total flux cleaned = -0.000793502 Jy ! Component: 1200 - total flux cleaned = -0.000802843 Jy ! Component: 1250 - total flux cleaned = -0.000821266 Jy ! Component: 1300 - total flux cleaned = -0.000857916 Jy ! Component: 1350 - total flux cleaned = -0.000848599 Jy ! Component: 1400 - total flux cleaned = -0.000857597 Jy ! Component: 1450 - total flux cleaned = -0.000848677 Jy ! Component: 1500 - total flux cleaned = -0.000866465 Jy ! Component: 1550 - total flux cleaned = -0.000884052 Jy ! Component: 1600 - total flux cleaned = -0.000936446 Jy ! Component: 1650 - total flux cleaned = -0.000970965 Jy ! Component: 1700 - total flux cleaned = -0.000970817 Jy ! Component: 1750 - total flux cleaned = -0.00097083 Jy ! Component: 1800 - total flux cleaned = -0.000996202 Jy ! Component: 1850 - total flux cleaned = -0.00104643 Jy ! Component: 1900 - total flux cleaned = -0.00105471 Jy ! Component: 1950 - total flux cleaned = -0.00107947 Jy ! Component: 2000 - total flux cleaned = -0.00112038 Jy ! Component: 2050 - total flux cleaned = -0.00112849 Jy ! Component: 2100 - total flux cleaned = -0.00116069 Jy ! Component: 2150 - total flux cleaned = -0.00116069 Jy ! Component: 2200 - total flux cleaned = -0.00116861 Jy ! Component: 2250 - total flux cleaned = -0.00116861 Jy ! Component: 2300 - total flux cleaned = -0.00120775 Jy ! Component: 2350 - total flux cleaned = -0.00117649 Jy ! Component: 2400 - total flux cleaned = -0.0012229 Jy ! Component: 2450 - total flux cleaned = -0.00120758 Jy ! Component: 2500 - total flux cleaned = -0.00123051 Jy ! Component: 2550 - total flux cleaned = -0.00123809 Jy ! Component: 2600 - total flux cleaned = -0.00127583 Jy ! Component: 2650 - total flux cleaned = -0.00127572 Jy ! Component: 2700 - total flux cleaned = -0.00130551 Jy ! Component: 2750 - total flux cleaned = -0.00129075 Jy ! Component: 2800 - total flux cleaned = -0.00130548 Jy ! Component: 2850 - total flux cleaned = -0.00132752 Jy ! Component: 2900 - total flux cleaned = -0.00138564 Jy ! Component: 2950 - total flux cleaned = -0.0013856 Jy ! Component: 3000 - total flux cleaned = -0.00141432 Jy ! Component: 3050 - total flux cleaned = -0.00139293 Jy ! Component: 3100 - total flux cleaned = -0.00142846 Jy ! Component: 3150 - total flux cleaned = -0.00147776 Jy ! Component: 3200 - total flux cleaned = -0.00148475 Jy ! Component: 3250 - total flux cleaned = -0.00149172 Jy ! Component: 3300 - total flux cleaned = -0.00151247 Jy ! Component: 3350 - total flux cleaned = -0.00153997 Jy ! Component: 3400 - total flux cleaned = -0.00156054 Jy ! Component: 3450 - total flux cleaned = -0.00156737 Jy ! Component: 3500 - total flux cleaned = -0.00158766 Jy ! Component: 3550 - total flux cleaned = -0.00162809 Jy ! Component: 3600 - total flux cleaned = -0.0016281 Jy ! Component: 3650 - total flux cleaned = -0.00165478 Jy ! Component: 3700 - total flux cleaned = -0.00164157 Jy ! Component: 3750 - total flux cleaned = -0.00165479 Jy ! Component: 3800 - total flux cleaned = -0.00166135 Jy ! Component: 3850 - total flux cleaned = -0.00170709 Jy ! Component: 3900 - total flux cleaned = -0.00173311 Jy ! Component: 3950 - total flux cleaned = -0.00170725 Jy ! Component: 4000 - total flux cleaned = -0.00176514 Jy ! Component: 4050 - total flux cleaned = -0.00175875 Jy ! Total flux subtracted in 4096 components = -0.00175873 Jy ! Clean residual min=-0.000353 max=0.000381 Jy/beam ! Clean residual mean=-0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0336261 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 426 components and 0.0336261 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1517+1312_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.972 x 3.831 at -8.82 degrees (North through East) ! Clean map min=-0.00071396 max=0.028741 Jy/beam ! Writing clean map to FITS file: .//J1517+1312_C_map.fits wmodel .//J1517+1312_C_map.mod ! Writing 426 model components to file: .//J1517+1312_C_map.mod wobs .//J1517+1312_C_uvs.fits ! Writing UV FITS file: .//J1517+1312_C_uvs.fits wwins .//J1517+1312_C_map.win ! wwins: Wrote 3 windows to .//J1517+1312_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0287412 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000118752 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.23953 1.23953 2.47906 4.95812 9.91625 19.8325 39.665 79.33 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 242.026 quit ! Quitting program ! Log file .//J1517+1312_C_dfm.log closed on Sat Oct 20 23:54:14 2018