! Started logfile: /vlbi/sb072/temp_maps//J0717+5231_C_dfm.log on Fri Dec 28 22:58:13 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 /vlbi/sb072/temp_maps//J0717+5231_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0717+5231_C_uvm.fits ! AN table 1: 7 integrations on 36 of 36 possible baselines. ! AN table 2: 7 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0717+5231 ! ! 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 4536 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J0717+5231_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=1.005273Jy sigma=48.695187 ! Fit after self-cal, rms=0.892207Jy sigma=42.853066 ! 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=1.611 mas, bmaj=3.366 mas, bpa=26.27 degrees ! Estimated noise=0.389475 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 = 0.0817756 Jy ! Component: 100 - total flux cleaned = 0.099953 Jy ! Total flux subtracted in 100 components = 0.099953 Jy ! Clean residual min=-0.003260 max=0.006200 Jy/beam ! Clean residual mean=-0.000013 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.099953 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.099953 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=0.036042Jy sigma=1.306359 ! Fit after self-cal, rms=0.036030Jy sigma=1.305991 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00652882 Jy ! Component: 100 - total flux cleaned = 0.0102193 Jy ! Total flux subtracted in 100 components = 0.0102193 Jy ! Clean residual min=-0.003217 max=0.003429 Jy/beam ! Clean residual mean=-0.000012 rms=0.000654 Jy/beam ! Combined flux in latest and established models = 0.110172 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 20 components and 0.110172 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=0.034148Jy sigma=1.138956 ! Fit after self-cal, rms=0.034136Jy sigma=1.138187 ! 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=2.096 mas, bmaj=3.822 mas, bpa=23.24 degrees ! Estimated noise=0.25694 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, -2.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00615338 Jy ! Component: 100 - total flux cleaned = 0.0102857 Jy ! Component: 150 - total flux cleaned = 0.0133701 Jy ! Component: 200 - total flux cleaned = 0.015713 Jy ! Total flux subtracted in 200 components = 0.015713 Jy ! Clean residual min=-0.002746 max=0.002816 Jy/beam ! Clean residual mean=-0.000010 rms=0.000624 Jy/beam ! Combined flux in latest and established models = 0.125885 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 64 components and 0.125885 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=0.032918Jy sigma=1.008282 ! Fit after self-cal, rms=0.032862Jy sigma=1.004102 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.096 x 3.822 at 23.24 degrees (North through East) ! Clean map min=-0.0025363 max=0.1069 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.94 HN 0.92 KP 0.90 ! LA 1.00 NL 1.11 OV 0.93 PT 0.86 ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.92 HN 0.90 KP 0.98 ! LA 1.07 MK 0.98 NL 1.06 OV 1.05 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 0.94 KP 0.91 ! LA 1.02 NL 1.02 OV 0.95 PT 0.91 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.94 HN 0.91 KP 0.95 ! LA 1.07 MK 0.93 NL 1.05 OV 1.04 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.94 HN 0.90 KP 0.96 ! LA 1.04 NL 1.08 OV 1.03 PT 0.88 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.96 HN 0.94 KP 0.98 ! LA 1.08 MK 1.01 NL 1.05 OV 1.00 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.91 HN 0.95 KP 0.94 ! LA 1.02 NL 1.05 OV 1.07 PT 0.92 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.94 HN 0.93 KP 0.97 ! LA 1.07 MK 0.95 NL 1.04 OV 0.83 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.93 HN 1.03 KP 0.94 ! LA 1.03 NL 1.13 OV 1.03 PT 0.92 ! SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.96 HN 0.94 KP 1.00 ! LA 1.07 MK 0.96 NL 1.10 OV 1.04 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 1.05 KP 0.91 ! LA 1.02 NL 1.14 OV 1.06 PT 0.93 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.95 HN 0.98 KP 1.00 ! LA 1.11 MK 1.03 NL 1.05 OV 1.03 ! PT 0.99 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.93 HN 1.10 KP 0.95 ! LA 1.02 NL 1.13 OV 0.99 PT 0.92 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.97 HN 0.94 KP 0.99 ! LA 1.09 MK 0.98 NL 1.08 OV 1.08 ! PT 0.98 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.93 HN 1.03 KP 0.94 ! LA 1.04 NL 1.14 OV 1.04 PT 0.92 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.98 HN 0.99 KP 0.98 ! LA 1.10 MK 0.99 NL 1.10 OV 1.08 ! PT 0.96 SC 0.99 ! ! ! Fit before self-cal, rms=0.032862Jy sigma=1.004102 ! Fit after self-cal, rms=0.031287Jy sigma=0.884180 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.102 mas, bmaj=3.816 mas, bpa=23.15 degrees ! Estimated noise=0.254981 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 = 0.000229611 Jy ! Component: 100 - total flux cleaned = 0.000517383 Jy ! Component: 150 - total flux cleaned = 0.000721021 Jy ! Component: 200 - total flux cleaned = 0.000720797 Jy ! Total flux subtracted in 200 components = 0.000720797 Jy ! Clean residual min=-0.001258 max=0.001199 Jy/beam ! Clean residual mean=-0.000001 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.126606 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 91 components and 0.126606 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=0.031189Jy sigma=0.882104 ! Fit after self-cal, rms=0.031176Jy sigma=0.881654 ! 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=0.031176Jy sigma=0.881654 ! Fit after self-cal, rms=0.031025Jy sigma=0.880776 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.099 mas, bmaj=3.809 mas, bpa=23.08 degrees ! Estimated noise=0.254857 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000228044 Jy ! Component: 100 - total flux cleaned = 0.000409306 Jy ! Component: 150 - total flux cleaned = 0.000465745 Jy ! Component: 200 - total flux cleaned = 0.00048232 Jy ! Total flux subtracted in 200 components = 0.00048232 Jy ! Clean residual min=-0.001272 max=0.001199 Jy/beam ! Clean residual mean=-0.000001 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.127088 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 101 components and 0.127088 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=0.030979Jy sigma=0.879863 ! Fit after self-cal, rms=0.030979Jy sigma=0.879783 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 = 3.3167e-05 Jy ! Component: 100 - total flux cleaned = 3.23713e-05 Jy ! Component: 150 - total flux cleaned = 1.92669e-05 Jy ! Component: 200 - total flux cleaned = 3.14774e-05 Jy ! Total flux subtracted in 200 components = 3.14774e-05 Jy ! Clean residual min=-0.001276 max=0.001222 Jy/beam ! Clean residual mean=-0.000001 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.12712 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 112 components and 0.12712 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=0.030960Jy sigma=0.879560 ! Fit after self-cal, rms=0.030960Jy sigma=0.879525 ! 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=0.030960Jy sigma=0.879525 ! Fit after self-cal, rms=0.030896Jy sigma=0.878749 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.096 mas, bmaj=3.803 mas, bpa=23.05 degrees ! Estimated noise=0.254973 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000172684 Jy ! Component: 100 - total flux cleaned = 0.000237861 Jy ! Component: 150 - total flux cleaned = 0.000279787 Jy ! Component: 200 - total flux cleaned = 0.000304599 Jy ! Total flux subtracted in 200 components = 0.000304599 Jy ! Clean residual min=-0.001268 max=0.001226 Jy/beam ! Clean residual mean=-0.000000 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.127425 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 119 components and 0.127424 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=0.030871Jy sigma=0.878324 ! Fit after self-cal, rms=0.030870Jy sigma=0.878296 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 = 2.56724e-05 Jy ! Component: 100 - total flux cleaned = 1.45386e-05 Jy ! Component: 150 - total flux cleaned = 4.72413e-06 Jy ! Component: 200 - total flux cleaned = 5.14381e-06 Jy ! Total flux subtracted in 200 components = 5.14381e-06 Jy ! Clean residual min=-0.001264 max=0.001239 Jy/beam ! Clean residual mean=-0.000000 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.12743 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 123 components and 0.12743 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=0.030858Jy sigma=0.878214 ! Fit after self-cal, rms=0.030858Jy sigma=0.878195 ! 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=0.030858Jy sigma=0.878195 ! Fit after self-cal, rms=0.030838Jy sigma=0.877759 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.986 mas, bmaj=5.023 mas, bpa=11.27 degrees ! Estimated noise=0.282607 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000269245 Jy ! Component: 100 - total flux cleaned = 0.000281365 Jy ! Component: 150 - total flux cleaned = 0.000291121 Jy ! Component: 200 - total flux cleaned = 0.000308224 Jy ! Total flux subtracted in 200 components = 0.000308224 Jy ! Clean residual min=-0.001274 max=0.001338 Jy/beam ! Clean residual mean=0.000000 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.127738 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 144 components and 0.127738 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=0.030827Jy sigma=0.877835 ! Fit after self-cal, rms=0.030826Jy sigma=0.877782 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 (-63.3, 55.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000418848 Jy ! Component: 100 - total flux cleaned = 0.000621823 Jy ! Component: 150 - total flux cleaned = 0.0008356 Jy ! Component: 200 - total flux cleaned = 0.000981456 Jy ! Total flux subtracted in 200 components = 0.000981456 Jy ! Clean residual min=-0.001298 max=0.001067 Jy/beam ! Clean residual mean=0.000000 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.128719 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 180 components and 0.128719 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=0.030718Jy sigma=0.868471 ! Fit after self-cal, rms=0.030703Jy sigma=0.867474 ! 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=2.093 mas, bmaj=3.798 mas, bpa=23.03 degrees ! Estimated noise=0.255225 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.093 x 3.798 at 23.03 degrees (North through East) ! Clean map min=-0.0015505 max=0.1063 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=1.603 mas, bmaj=3.339 mas, bpa=26.2 degrees ! Estimated noise=0.387287 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0812918 Jy ! Component: 100 - total flux cleaned = 0.0995307 Jy ! Component: 150 - total flux cleaned = 0.106523 Jy ! Component: 200 - total flux cleaned = 0.110679 Jy ! Total flux subtracted in 200 components = 0.110679 Jy ! Clean residual min=-0.001674 max=0.002207 Jy/beam ! Clean residual mean=-0.000005 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.110679 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.110679 Jy ! Inverting map and beam ! Estimated beam: bmin=2.093 mas, bmaj=3.798 mas, bpa=23.03 degrees ! Estimated noise=0.255225 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 = 0.00512655 Jy ! Component: 100 - total flux cleaned = 0.00832035 Jy ! Component: 150 - total flux cleaned = 0.0105545 Jy ! Component: 200 - total flux cleaned = 0.0118785 Jy ! Total flux subtracted in 200 components = 0.0118785 Jy ! Clean residual min=-0.001213 max=0.001295 Jy/beam ! Clean residual mean=-0.000000 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.122558 Jy ! Adding 82 model components to the UV plane model. ! The established model now contains 102 components and 0.122558 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=3.986 mas, bmaj=5.023 mas, bpa=11.27 degrees ! Estimated noise=0.282607 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00207396 Jy ! Component: 100 - total flux cleaned = 0.00289066 Jy ! Component: 150 - total flux cleaned = 0.00332348 Jy ! Component: 200 - total flux cleaned = 0.00370656 Jy ! Total flux subtracted in 200 components = 0.00370656 Jy ! Clean residual min=-0.001078 max=0.001217 Jy/beam ! Clean residual mean=0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.126264 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 = 0.000382659 Jy ! Component: 100 - total flux cleaned = 0.0006884 Jy ! Component: 150 - total flux cleaned = 0.000965684 Jy ! Component: 200 - total flux cleaned = 0.00121781 Jy ! Total flux subtracted in 200 components = 0.00121781 Jy ! Clean residual min=-0.001029 max=0.001064 Jy/beam ! Clean residual mean=0.000000 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.127482 Jy ! Adding 99 model components to the UV plane model. ! The established model now contains 194 components and 0.127482 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.093 mas, bmaj=3.798 mas, bpa=23.03 degrees ! Estimated noise=0.255225 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.84172e-05 Jy ! Component: 100 - total flux cleaned = 5.94002e-05 Jy ! Component: 150 - total flux cleaned = 0.000160518 Jy ! Component: 200 - total flux cleaned = 0.00027813 Jy ! Total flux subtracted in 200 components = 0.00027813 Jy ! Clean residual min=-0.000944 max=0.000959 Jy/beam ! Clean residual mean=-0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.12776 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 229 components and 0.12776 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=0.030633Jy sigma=0.862566 ! Fit after self-cal, rms=0.030626Jy sigma=0.861983 wmodel J0717+5231_C_map.mod ! Writing 229 model components to file: J0717+5231_C_map.mod wobs J0717+5231_C_uvs.fits ! Writing UV FITS file: J0717+5231_C_uvs.fits wwins J0717+5231_C_map.win ! wwins: Wrote 3 windows to J0717+5231_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 = 8.64215e-05 Jy ! Component: 100 - total flux cleaned = 0.000251393 Jy ! Component: 150 - total flux cleaned = 0.000409807 Jy ! Component: 200 - total flux cleaned = 0.000517401 Jy ! Component: 250 - total flux cleaned = 0.000547293 Jy ! Component: 300 - total flux cleaned = 0.000605871 Jy ! Component: 350 - total flux cleaned = 0.000605904 Jy ! Component: 400 - total flux cleaned = 0.000577825 Jy ! Component: 450 - total flux cleaned = 0.000536136 Jy ! Component: 500 - total flux cleaned = 0.000467881 Jy ! Component: 550 - total flux cleaned = 0.000387064 Jy ! Component: 600 - total flux cleaned = 0.000347218 Jy ! Component: 650 - total flux cleaned = 0.000360237 Jy ! Component: 700 - total flux cleaned = 0.000308127 Jy ! Component: 750 - total flux cleaned = 0.000269657 Jy ! Component: 800 - total flux cleaned = 0.0002445 Jy ! Component: 850 - total flux cleaned = 0.000232165 Jy ! Component: 900 - total flux cleaned = 0.000232142 Jy ! Component: 950 - total flux cleaned = 0.00018307 Jy ! Component: 1000 - total flux cleaned = 0.000158858 Jy ! Component: 1050 - total flux cleaned = 0.00011077 Jy ! Component: 1100 - total flux cleaned = 0.000110705 Jy ! Component: 1150 - total flux cleaned = 6.35123e-05 Jy ! Component: 1200 - total flux cleaned = 1.68793e-05 Jy ! Component: 1250 - total flux cleaned = -1.78389e-05 Jy ! Component: 1300 - total flux cleaned = -2.93081e-05 Jy ! Component: 1350 - total flux cleaned = -7.48443e-05 Jy ! Component: 1400 - total flux cleaned = -0.000108678 Jy ! Component: 1450 - total flux cleaned = -0.000142293 Jy ! Component: 1500 - total flux cleaned = -0.000164502 Jy ! Component: 1550 - total flux cleaned = -0.000230538 Jy ! Component: 1600 - total flux cleaned = -0.000296046 Jy ! Component: 1650 - total flux cleaned = -0.000306979 Jy ! Component: 1700 - total flux cleaned = -0.000371573 Jy ! Component: 1750 - total flux cleaned = -0.000371628 Jy ! Component: 1800 - total flux cleaned = -0.000424745 Jy ! Component: 1850 - total flux cleaned = -0.000445838 Jy ! Component: 1900 - total flux cleaned = -0.000435335 Jy ! Component: 1950 - total flux cleaned = -0.000456164 Jy ! Component: 2000 - total flux cleaned = -0.000476966 Jy ! Component: 2050 - total flux cleaned = -0.000487224 Jy ! Component: 2100 - total flux cleaned = -0.000517849 Jy ! Component: 2150 - total flux cleaned = -0.000517704 Jy ! Component: 2200 - total flux cleaned = -0.000527838 Jy ! Component: 2250 - total flux cleaned = -0.000477619 Jy ! Component: 2300 - total flux cleaned = -0.000537513 Jy ! Component: 2350 - total flux cleaned = -0.000557341 Jy ! Component: 2400 - total flux cleaned = -0.000537655 Jy ! Component: 2450 - total flux cleaned = -0.000567079 Jy ! Component: 2500 - total flux cleaned = -0.000528042 Jy ! Component: 2550 - total flux cleaned = -0.000557243 Jy ! Component: 2600 - total flux cleaned = -0.000557292 Jy ! Component: 2650 - total flux cleaned = -0.000576607 Jy ! Component: 2700 - total flux cleaned = -0.000586131 Jy ! Component: 2750 - total flux cleaned = -0.00058618 Jy ! Component: 2800 - total flux cleaned = -0.000605164 Jy ! Component: 2850 - total flux cleaned = -0.000576872 Jy ! Component: 2900 - total flux cleaned = -0.000623735 Jy ! Component: 2950 - total flux cleaned = -0.000595795 Jy ! Component: 3000 - total flux cleaned = -0.000642128 Jy ! Component: 3050 - total flux cleaned = -0.000614364 Jy ! Component: 3100 - total flux cleaned = -0.00061438 Jy ! Component: 3150 - total flux cleaned = -0.000623564 Jy ! Component: 3200 - total flux cleaned = -0.000614523 Jy ! Component: 3250 - total flux cleaned = -0.000632623 Jy ! Component: 3300 - total flux cleaned = -0.000623679 Jy ! Component: 3350 - total flux cleaned = -0.000623689 Jy ! Component: 3400 - total flux cleaned = -0.000641486 Jy ! Component: 3450 - total flux cleaned = -0.000677025 Jy ! Component: 3500 - total flux cleaned = -0.000712413 Jy ! Component: 3550 - total flux cleaned = -0.000712432 Jy ! Component: 3600 - total flux cleaned = -0.000677305 Jy ! Component: 3650 - total flux cleaned = -0.000703502 Jy ! Component: 3700 - total flux cleaned = -0.00068608 Jy ! Component: 3750 - total flux cleaned = -0.000703418 Jy ! Component: 3800 - total flux cleaned = -0.00070342 Jy ! Component: 3850 - total flux cleaned = -0.000711972 Jy ! Component: 3900 - total flux cleaned = -0.000694874 Jy ! Component: 3950 - total flux cleaned = -0.000728973 Jy ! Component: 4000 - total flux cleaned = -0.000728994 Jy ! Component: 4050 - total flux cleaned = -0.000695151 Jy ! Total flux subtracted in 4096 components = -0.00069517 Jy ! Clean residual min=-0.000469 max=0.000442 Jy/beam ! Clean residual mean=-0.000000 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.127065 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 529 components and 0.127065 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0717+5231_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.093 x 3.798 at 23.03 degrees (North through East) ! Clean map min=-0.0015357 max=0.10662 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0717+5231_C_map.fits wmodel /vlbi/sb072/temp_maps//J0717+5231_C_map.mod ! Writing 529 model components to file: /vlbi/sb072/temp_maps//J0717+5231_C_map.mod wobs /vlbi/sb072/temp_maps//J0717+5231_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0717+5231_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0717+5231_C_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J0717+5231_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.106622 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000157235 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.442408 0.442408 0.884815 1.76963 3.53926 7.07852 14.157 28.3141 56.6282 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.106 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 678.107 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0717+5231_C_dfm.log closed on Fri Dec 28 22:58:18 2018