! Started logfile: /vlbi/uf001/uva//J1155+4555_S_dfm.log on Mon Jan 14 01:33:41 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uva//J1155+4555_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1155+4555_S_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.861111 visibilities/baseline/integration-bin. ! Found source: J1155+4555 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 8370 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1155+4555_S] 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 0.500x0.500 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. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.048201Jy sigma=22.020123 ! Fit after self-cal, rms=0.733073Jy sigma=15.629525 ! 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=3.291 mas, bmaj=4.226 mas, bpa=9.03 degrees ! Estimated noise=0.560463 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 = 0.199378 Jy ! Component: 100 - total flux cleaned = 0.269568 Jy ! Total flux subtracted in 100 components = 0.269568 Jy ! Clean residual min=-0.020292 max=0.053577 Jy/beam ! Clean residual mean=0.000059 rms=0.006147 Jy/beam ! Combined flux in latest and established models = 0.269568 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.269568 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.141567Jy sigma=2.764811 ! Fit after self-cal, rms=0.141520Jy sigma=2.762108 ! Inverting map ! Added new window around map position (9.5, -21). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0537804 Jy ! Component: 100 - total flux cleaned = 0.0891968 Jy ! Total flux subtracted in 100 components = 0.0891968 Jy ! Clean residual min=-0.014908 max=0.031786 Jy/beam ! Clean residual mean=0.000045 rms=0.004481 Jy/beam ! Combined flux in latest and established models = 0.358765 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 37 components and 0.358765 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.109443Jy sigma=2.135448 ! Fit after self-cal, rms=0.108006Jy sigma=2.111276 ! Inverting map ! Added new window around map position (8, -14). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0329197 Jy ! Component: 100 - total flux cleaned = 0.0568345 Jy ! Total flux subtracted in 100 components = 0.0568345 Jy ! Clean residual min=-0.012413 max=0.028985 Jy/beam ! Clean residual mean=0.000031 rms=0.003496 Jy/beam ! Combined flux in latest and established models = 0.4156 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 59 components and 0.4156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.091505Jy sigma=1.794140 ! Fit after self-cal, rms=0.090619Jy sigma=1.777737 ! Inverting map ! Added new window around map position (4.5, -27). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0271893 Jy ! Component: 100 - total flux cleaned = 0.0456979 Jy ! Total flux subtracted in 100 components = 0.0456979 Jy ! Clean residual min=-0.009604 max=0.011086 Jy/beam ! Clean residual mean=0.000021 rms=0.002595 Jy/beam ! Combined flux in latest and established models = 0.461298 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 81 components and 0.461298 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078552Jy sigma=1.546484 ! Fit after self-cal, rms=0.078017Jy sigma=1.535799 ! 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=3.82 mas, bmaj=4.971 mas, bpa=5.119 degrees ! Estimated noise=0.370671 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 = 0.0219417 Jy ! Component: 100 - total flux cleaned = 0.0386797 Jy ! Component: 150 - total flux cleaned = 0.0523096 Jy ! Component: 200 - total flux cleaned = 0.0636053 Jy ! Total flux subtracted in 200 components = 0.0636053 Jy ! Clean residual min=-0.006806 max=0.008521 Jy/beam ! Clean residual mean=-0.000071 rms=0.001960 Jy/beam ! Combined flux in latest and established models = 0.524903 Jy ! Performing phase self-cal ! Adding 72 model components to the UV plane model. ! The established model now contains 132 components and 0.524903 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066891Jy sigma=1.339500 ! Fit after self-cal, rms=0.066215Jy sigma=1.326546 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.82 x 4.971 at 5.119 degrees (North through East) ! Clean map min=-0.0060899 max=0.26904 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 HN 1.02 KP 0.98 ! LA 0.89 MK 1.05 NL 0.96 OV 0.97 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 1.01 KP 0.97 ! LA 0.92 MK 1.09 NL 0.99 OV 1.07 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 1.02 KP 0.99 ! LA 0.91 MK 1.08 NL 0.98 OV 0.99 ! PT 0.94 SC 1.03 ! ! ! Fit before self-cal, rms=0.066215Jy sigma=1.326546 ! Fit after self-cal, rms=0.059855Jy sigma=1.244806 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.898 mas, bmaj=5.068 mas, bpa=6.194 degrees ! Estimated noise=0.36385 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 = 0.00904284 Jy ! Component: 100 - total flux cleaned = 0.0150085 Jy ! Component: 150 - total flux cleaned = 0.0183789 Jy ! Component: 200 - total flux cleaned = 0.0200428 Jy ! Total flux subtracted in 200 components = 0.0200428 Jy ! Clean residual min=-0.004225 max=0.004481 Jy/beam ! Clean residual mean=-0.000025 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 0.544945 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 160 components and 0.544945 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058183Jy sigma=1.206489 ! Fit after self-cal, rms=0.057947Jy sigma=1.201853 ! 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. ! ! Fit before self-cal, rms=0.057947Jy sigma=1.201853 ! Fit after self-cal, rms=0.056405Jy sigma=1.164210 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.886 mas, bmaj=5.054 mas, bpa=6.46 degrees ! Estimated noise=0.364898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00383378 Jy ! Component: 100 - total flux cleaned = 0.00534789 Jy ! Component: 150 - total flux cleaned = 0.00634759 Jy ! Component: 200 - total flux cleaned = 0.00722408 Jy ! Total flux subtracted in 200 components = 0.00722408 Jy ! Clean residual min=-0.003066 max=0.003587 Jy/beam ! Clean residual mean=0.000002 rms=0.000715 Jy/beam ! Combined flux in latest and established models = 0.55217 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 172 components and 0.552169 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056031Jy sigma=1.155257 ! Fit after self-cal, rms=0.055963Jy sigma=1.154086 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 (0.5, -20). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00403423 Jy ! Component: 100 - total flux cleaned = 0.00526404 Jy ! Component: 150 - total flux cleaned = 0.00599301 Jy ! Component: 200 - total flux cleaned = 0.00647761 Jy ! Total flux subtracted in 200 components = 0.00647761 Jy ! Clean residual min=-0.002649 max=0.002473 Jy/beam ! Clean residual mean=0.000005 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.558647 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 198 components and 0.558647 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055618Jy sigma=1.145903 ! Fit after self-cal, rms=0.055589Jy sigma=1.145364 ! 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. ! ! Fit before self-cal, rms=0.055589Jy sigma=1.145364 ! Fit after self-cal, rms=0.055580Jy sigma=1.144504 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.884 mas, bmaj=5.055 mas, bpa=6.434 degrees ! Estimated noise=0.365031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00229234 Jy ! Component: 100 - total flux cleaned = 0.00359193 Jy ! Component: 150 - total flux cleaned = 0.00387752 Jy ! Component: 200 - total flux cleaned = 0.00418905 Jy ! Total flux subtracted in 200 components = 0.00418905 Jy ! Clean residual min=-0.002270 max=0.002313 Jy/beam ! Clean residual mean=0.000000 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.562836 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 204 components and 0.562836 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055448Jy sigma=1.141159 ! Fit after self-cal, rms=0.055434Jy sigma=1.140904 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 (6, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193175 Jy ! Component: 100 - total flux cleaned = 0.0024753 Jy ! Component: 150 - total flux cleaned = 0.00284898 Jy ! Component: 200 - total flux cleaned = 0.00306478 Jy ! Total flux subtracted in 200 components = 0.00306478 Jy ! Clean residual min=-0.002045 max=0.002144 Jy/beam ! Clean residual mean=0.000002 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.565901 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 219 components and 0.565901 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055334Jy sigma=1.138481 ! Fit after self-cal, rms=0.055327Jy sigma=1.138361 ! Inverting map ! Added new window around map position (21.5, -28). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121896 Jy ! Component: 100 - total flux cleaned = 0.00165185 Jy ! Component: 150 - total flux cleaned = 0.00190813 Jy ! Component: 200 - total flux cleaned = 0.00210402 Jy ! Total flux subtracted in 200 components = 0.00210402 Jy ! Clean residual min=-0.001944 max=0.001801 Jy/beam ! Clean residual mean=0.000003 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.568005 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 232 components and 0.568005 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055236Jy sigma=1.136376 ! Fit after self-cal, rms=0.055231Jy sigma=1.136271 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.055231Jy sigma=1.136271 ! Fit after self-cal, rms=0.055197Jy sigma=1.135746 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.822 mas, bmaj=8.822 mas, bpa=33.36 degrees ! Estimated noise=0.46163 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015697 Jy ! Component: 100 - total flux cleaned = 0.00226829 Jy ! Component: 150 - total flux cleaned = 0.00282489 Jy ! Component: 200 - total flux cleaned = 0.0031563 Jy ! Total flux subtracted in 200 components = 0.0031563 Jy ! Clean residual min=-0.001798 max=0.002054 Jy/beam ! Clean residual mean=0.000000 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.571161 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 262 components and 0.571161 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055173Jy sigma=1.134988 ! Fit after self-cal, rms=0.055168Jy sigma=1.134923 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 = 0.000220932 Jy ! Component: 100 - total flux cleaned = 0.000468565 Jy ! Component: 150 - total flux cleaned = 0.000599915 Jy ! Component: 200 - total flux cleaned = 0.00071906 Jy ! Total flux subtracted in 200 components = 0.00071906 Jy ! Clean residual min=-0.001704 max=0.002030 Jy/beam ! Clean residual mean=0.000001 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.57188 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 278 components and 0.57188 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055162Jy sigma=1.134739 ! Fit after self-cal, rms=0.055160Jy sigma=1.134705 ! Inverting map ! Added new window around map position (-59.5, -92.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112562 Jy ! Component: 100 - total flux cleaned = 0.00141275 Jy ! Component: 150 - total flux cleaned = 0.00169805 Jy ! Component: 200 - total flux cleaned = 0.00195293 Jy ! Total flux subtracted in 200 components = 0.00195293 Jy ! Clean residual min=-0.001579 max=0.001643 Jy/beam ! Clean residual mean=-0.000002 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.573833 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 300 components and 0.573833 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055112Jy sigma=1.133492 ! Fit after self-cal, rms=0.055109Jy sigma=1.133419 ! 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=3.885 mas, bmaj=5.054 mas, bpa=6.448 degrees ! Estimated noise=0.365035 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.885 x 5.054 at 6.448 degrees (North through East) ! Clean map min=-0.0016092 max=0.26304 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=3.338 mas, bmaj=4.288 mas, bpa=10.42 degrees ! Estimated noise=0.556807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.195662 Jy ! Component: 100 - total flux cleaned = 0.272339 Jy ! Component: 150 - total flux cleaned = 0.325675 Jy ! Component: 200 - total flux cleaned = 0.366239 Jy ! Total flux subtracted in 200 components = 0.366239 Jy ! Clean residual min=-0.013089 max=0.023790 Jy/beam ! Clean residual mean=0.000038 rms=0.003833 Jy/beam ! Combined flux in latest and established models = 0.366239 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 39 model components to the UV plane model. ! The established model now contains 39 components and 0.366239 Jy ! Inverting map and beam ! Estimated beam: bmin=3.885 mas, bmaj=5.054 mas, bpa=6.448 degrees ! Estimated noise=0.365035 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 = 0.041223 Jy ! Component: 100 - total flux cleaned = 0.0714855 Jy ! Component: 150 - total flux cleaned = 0.0948392 Jy ! Component: 200 - total flux cleaned = 0.113403 Jy ! Total flux subtracted in 200 components = 0.113403 Jy ! Clean residual min=-0.005959 max=0.011053 Jy/beam ! Clean residual mean=-0.000042 rms=0.001928 Jy/beam ! Combined flux in latest and established models = 0.479642 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 109 components and 0.479642 Jy ! Inverting map ! Added new window around map position (6.5, -20.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0149812 Jy ! Component: 100 - total flux cleaned = 0.027231 Jy ! Component: 150 - total flux cleaned = 0.0373626 Jy ! Component: 200 - total flux cleaned = 0.0457902 Jy ! Total flux subtracted in 200 components = 0.0457902 Jy ! Clean residual min=-0.003625 max=0.005125 Jy/beam ! Clean residual mean=-0.000022 rms=0.001051 Jy/beam ! Combined flux in latest and established models = 0.525432 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 143 components and 0.525432 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00710323 Jy ! Component: 100 - total flux cleaned = 0.0131394 Jy ! Component: 150 - total flux cleaned = 0.0182984 Jy ! Component: 200 - total flux cleaned = 0.0227277 Jy ! Total flux subtracted in 200 components = 0.0227277 Jy ! Clean residual min=-0.002607 max=0.003439 Jy/beam ! Clean residual mean=-0.000011 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.548159 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 164 components and 0.548159 Jy ! Inverting map ! Added new window around map position (-0.5, -30.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00384395 Jy ! Component: 100 - total flux cleaned = 0.00671744 Jy ! Component: 150 - total flux cleaned = 0.00938248 Jy ! Component: 200 - total flux cleaned = 0.0116544 Jy ! Total flux subtracted in 200 components = 0.0116544 Jy ! Clean residual min=-0.002303 max=0.002259 Jy/beam ! Clean residual mean=-0.000006 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.559814 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 186 components and 0.559814 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.822 mas, bmaj=8.822 mas, bpa=33.36 degrees ! Estimated noise=0.46163 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00341092 Jy ! Component: 100 - total flux cleaned = 0.00573498 Jy ! Component: 150 - total flux cleaned = 0.00729387 Jy ! Component: 200 - total flux cleaned = 0.00840684 Jy ! Total flux subtracted in 200 components = 0.00840684 Jy ! Clean residual min=-0.002018 max=0.001694 Jy/beam ! Clean residual mean=-0.000008 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.56822 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 = 0.000856366 Jy ! Component: 100 - total flux cleaned = 0.0013864 Jy ! Component: 150 - total flux cleaned = 0.00191522 Jy ! Component: 200 - total flux cleaned = 0.00236085 Jy ! Total flux subtracted in 200 components = 0.00236085 Jy ! Clean residual min=-0.001812 max=0.001516 Jy/beam ! Clean residual mean=-0.000005 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.570581 Jy ! Adding 115 model components to the UV plane model. ! The established model now contains 285 components and 0.570581 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.885 mas, bmaj=5.054 mas, bpa=6.448 degrees ! Estimated noise=0.365035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000492655 Jy ! Component: 100 - total flux cleaned = 9.39506e-05 Jy ! Component: 150 - total flux cleaned = 0.000751613 Jy ! Component: 200 - total flux cleaned = 0.00136319 Jy ! Total flux subtracted in 200 components = 0.00136319 Jy ! Clean residual min=-0.001789 max=0.001667 Jy/beam ! Clean residual mean=-0.000002 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.571944 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 306 components and 0.571945 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055254Jy sigma=1.136400 ! Fit after self-cal, rms=0.055236Jy sigma=1.136016 wmodel J1155+4555_S_map.mod ! Writing 306 model components to file: J1155+4555_S_map.mod wobs J1155+4555_S_uvs.fits ! Writing UV FITS file: J1155+4555_S_uvs.fits wwins J1155+4555_S_map.win ! wwins: Wrote 10 windows to J1155+4555_S_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 = 9.2371e-05 Jy ! Component: 100 - total flux cleaned = 9.31889e-05 Jy ! Component: 150 - total flux cleaned = 0.000204684 Jy ! Component: 200 - total flux cleaned = 0.000285093 Jy ! Component: 250 - total flux cleaned = 0.000388743 Jy ! Component: 300 - total flux cleaned = 0.000539836 Jy ! Component: 350 - total flux cleaned = 0.000637714 Jy ! Component: 400 - total flux cleaned = 0.000684886 Jy ! Component: 450 - total flux cleaned = 0.000754496 Jy ! Component: 500 - total flux cleaned = 0.000777254 Jy ! Component: 550 - total flux cleaned = 0.000867552 Jy ! Component: 600 - total flux cleaned = 0.000978326 Jy ! Component: 650 - total flux cleaned = 0.000978445 Jy ! Component: 700 - total flux cleaned = 0.000978366 Jy ! Component: 750 - total flux cleaned = 0.000978763 Jy ! Component: 800 - total flux cleaned = 0.00102012 Jy ! Component: 850 - total flux cleaned = 0.000999832 Jy ! Component: 900 - total flux cleaned = 0.000959889 Jy ! Component: 950 - total flux cleaned = 0.000920656 Jy ! Component: 1000 - total flux cleaned = 0.000998874 Jy ! Component: 1050 - total flux cleaned = 0.000960098 Jy ! Component: 1100 - total flux cleaned = 0.000922 Jy ! Component: 1150 - total flux cleaned = 0.000922174 Jy ! Component: 1200 - total flux cleaned = 0.000848367 Jy ! Component: 1250 - total flux cleaned = 0.000793945 Jy ! Component: 1300 - total flux cleaned = 0.000866653 Jy ! Component: 1350 - total flux cleaned = 0.000830905 Jy ! Component: 1400 - total flux cleaned = 0.000813194 Jy ! Component: 1450 - total flux cleaned = 0.000795544 Jy ! Component: 1500 - total flux cleaned = 0.000847362 Jy ! Component: 1550 - total flux cleaned = 0.000813247 Jy ! Component: 1600 - total flux cleaned = 0.000863874 Jy ! Component: 1650 - total flux cleaned = 0.000964036 Jy ! Component: 1700 - total flux cleaned = 0.00094749 Jy ! Component: 1750 - total flux cleaned = 0.000980024 Jy ! Component: 1800 - total flux cleaned = 0.00098005 Jy ! Component: 1850 - total flux cleaned = 0.00101211 Jy ! Component: 1900 - total flux cleaned = 0.00104382 Jy ! Component: 1950 - total flux cleaned = 0.0010284 Jy ! Component: 2000 - total flux cleaned = 0.00113724 Jy ! Component: 2050 - total flux cleaned = 0.00112191 Jy ! Component: 2100 - total flux cleaned = 0.00113743 Jy ! Component: 2150 - total flux cleaned = 0.00119791 Jy ! Component: 2200 - total flux cleaned = 0.00122784 Jy ! Component: 2250 - total flux cleaned = 0.00122776 Jy ! Component: 2300 - total flux cleaned = 0.00133072 Jy ! Component: 2350 - total flux cleaned = 0.00133073 Jy ! Component: 2400 - total flux cleaned = 0.00135961 Jy ! Component: 2450 - total flux cleaned = 0.00135961 Jy ! Component: 2500 - total flux cleaned = 0.00134551 Jy ! Component: 2550 - total flux cleaned = 0.00140198 Jy ! Component: 2600 - total flux cleaned = 0.00145775 Jy ! Component: 2650 - total flux cleaned = 0.00148546 Jy ! Component: 2700 - total flux cleaned = 0.00156762 Jy ! Component: 2750 - total flux cleaned = 0.00156766 Jy ! Component: 2800 - total flux cleaned = 0.00163531 Jy ! Component: 2850 - total flux cleaned = 0.00172917 Jy ! Component: 2900 - total flux cleaned = 0.00168939 Jy ! Component: 2950 - total flux cleaned = 0.00178168 Jy ! Component: 3000 - total flux cleaned = 0.00184682 Jy ! Component: 3050 - total flux cleaned = 0.00187261 Jy ! Component: 3100 - total flux cleaned = 0.00187283 Jy ! Component: 3150 - total flux cleaned = 0.00191104 Jy ! Component: 3200 - total flux cleaned = 0.00194901 Jy ! Component: 3250 - total flux cleaned = 0.00197414 Jy ! Component: 3300 - total flux cleaned = 0.00198666 Jy ! Component: 3350 - total flux cleaned = 0.00204847 Jy ! Component: 3400 - total flux cleaned = 0.00207287 Jy ! Component: 3450 - total flux cleaned = 0.00212171 Jy ! Component: 3500 - total flux cleaned = 0.0021701 Jy ! Component: 3550 - total flux cleaned = 0.00216987 Jy ! Component: 3600 - total flux cleaned = 0.00219378 Jy ! Component: 3650 - total flux cleaned = 0.0022293 Jy ! Component: 3700 - total flux cleaned = 0.00225277 Jy ! Component: 3750 - total flux cleaned = 0.00222941 Jy ! Component: 3800 - total flux cleaned = 0.00228716 Jy ! Component: 3850 - total flux cleaned = 0.00231021 Jy ! Component: 3900 - total flux cleaned = 0.00232167 Jy ! Component: 3950 - total flux cleaned = 0.00236695 Jy ! Component: 4000 - total flux cleaned = 0.00238944 Jy ! Component: 4050 - total flux cleaned = 0.00242309 Jy ! Total flux subtracted in 4096 components = 0.00243428 Jy ! Clean residual min=-0.000632 max=0.000823 Jy/beam ! Clean residual mean=-0.000000 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.574379 Jy keep ! Adding 263 model components to the UV plane model. ! The established model now contains 569 components and 0.574379 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1155+4555_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.885 x 5.054 at 6.448 degrees (North through East) ! Clean map min=-0.0015839 max=0.26465 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1155+4555_S_map.fits wmodel /vlbi/uf001/uva//J1155+4555_S_map.mod ! Writing 569 model components to file: /vlbi/uf001/uva//J1155+4555_S_map.mod wobs /vlbi/uf001/uva//J1155+4555_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1155+4555_S_uvs.fits wwins /vlbi/uf001/uva//J1155+4555_S_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J1155+4555_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.264649 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000196031 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.222216 0.222216 0.444433 0.888865 1.77773 3.55546 7.11092 14.2218 28.4437 56.8874 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.264 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1350.04 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1155+4555_S_dfm.log closed on Mon Jan 14 01:33:46 2019