! Started logfile: /vlbi/sb072/temp_maps//J1218+5531_C_dfm.log on Fri Jan 25 19:28:20 2019 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//J1218+5531_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1218+5531_C_uva.fits ! AN table 1: 7 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1218+5531 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 2520 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 J1218+5531_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=1.002438Jy sigma=39.728072 ! Fit after self-cal, rms=0.943667Jy sigma=37.373173 ! 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=1.26 mas, bmaj=5.092 mas, bpa=26.39 degrees ! Estimated noise=0.556597 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 = 0.0368589 Jy ! Component: 100 - total flux cleaned = 0.0518166 Jy ! Total flux subtracted in 100 components = 0.0518166 Jy ! Clean residual min=-0.005098 max=0.010423 Jy/beam ! Clean residual mean=0.000009 rms=0.001317 Jy/beam ! Combined flux in latest and established models = 0.0518166 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0518166 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=0.040170Jy sigma=1.377050 ! Fit after self-cal, rms=0.039740Jy sigma=1.357687 ! Inverting map ! Added new window around map position (-3.9, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115354 Jy ! Component: 100 - total flux cleaned = 0.0195131 Jy ! Total flux subtracted in 100 components = 0.0195131 Jy ! Clean residual min=-0.003538 max=0.005247 Jy/beam ! Clean residual mean=0.000005 rms=0.000957 Jy/beam ! Combined flux in latest and established models = 0.0713298 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 15 components and 0.0713298 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=0.033477Jy sigma=1.076224 ! Fit after self-cal, rms=0.033393Jy sigma=1.072874 ! 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=1.644 mas, bmaj=5.037 mas, bpa=26.08 degrees ! Estimated noise=0.378373 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 = 0.00999495 Jy ! Component: 100 - total flux cleaned = 0.0164446 Jy ! Component: 150 - total flux cleaned = 0.0211302 Jy ! Component: 200 - total flux cleaned = 0.0246092 Jy ! Total flux subtracted in 200 components = 0.0246092 Jy ! Clean residual min=-0.003507 max=0.007553 Jy/beam ! Clean residual mean=-0.000001 rms=0.001307 Jy/beam ! Combined flux in latest and established models = 0.095939 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 62 components and 0.095939 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=0.029504Jy sigma=0.896723 ! Fit after self-cal, rms=0.029462Jy sigma=0.893923 ! Inverting map ! Added new window around map position (-10.2, -5.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00766061 Jy ! Component: 100 - total flux cleaned = 0.0120999 Jy ! Component: 150 - total flux cleaned = 0.0153854 Jy ! Component: 200 - total flux cleaned = 0.0173941 Jy ! Total flux subtracted in 200 components = 0.0173941 Jy ! Clean residual min=-0.002556 max=0.003052 Jy/beam ! Clean residual mean=-0.000003 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.113333 Jy ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 123 components and 0.113333 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=0.027229Jy sigma=0.771085 ! Fit after self-cal, rms=0.027087Jy sigma=0.763027 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.644 x 5.037 at 26.08 degrees (North through East) ! Clean map min=-0.0024181 max=0.05639 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.83 HN 0.91 KP 1.07 ! LA 1.08 MK 0.97 NL 1.08 OV 1.01 ! PT 0.85 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.87 HN 0.90 KP 1.02 ! LA 1.06 MK 0.97 NL 1.01 OV 0.99 ! PT 0.91 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.87 HN 0.95 KP 1.00 ! LA 1.08 MK 0.91 NL 1.08 OV 0.97 ! PT 0.88 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.86 HN 1.39 KP 0.99 ! LA 1.05 MK 1.01 NL 1.11 OV 0.98 ! PT 0.89 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.89 HN 0.90 KP 1.04 ! LA 1.09 MK 1.05 NL 1.06 OV 1.01 ! PT 0.89 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.91 HN 0.96 KP 1.06 ! LA 1.08 MK 0.95 NL 1.02 OV 1.02 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.89 HN 0.98 KP 1.10 ! LA 1.12 MK 0.98 NL 1.02 OV 0.99 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.89 HN 0.91 KP 1.03 ! LA 1.11 MK 0.95 NL 1.03 OV 1.00 ! PT 0.94 SC 1.05 ! ! ! Fit before self-cal, rms=0.027087Jy sigma=0.763027 ! Fit after self-cal, rms=0.025640Jy sigma=0.706374 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.646 mas, bmaj=5.019 mas, bpa=25.94 degrees ! Estimated noise=0.370846 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 = 0.00117842 Jy ! Component: 100 - total flux cleaned = 0.00172116 Jy ! Component: 150 - total flux cleaned = 0.00184904 Jy ! Component: 200 - total flux cleaned = 0.00192475 Jy ! Total flux subtracted in 200 components = 0.00192475 Jy ! Clean residual min=-0.001799 max=0.002101 Jy/beam ! Clean residual mean=0.000002 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.115258 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 167 components and 0.115258 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=0.025477Jy sigma=0.696167 ! Fit after self-cal, rms=0.025475Jy sigma=0.695877 ! 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=0.025475Jy sigma=0.695877 ! Fit after self-cal, rms=0.025438Jy sigma=0.695658 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.646 mas, bmaj=5.021 mas, bpa=25.97 degrees ! Estimated noise=0.370458 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000108557 Jy ! Component: 100 - total flux cleaned = 0.000175367 Jy ! Component: 150 - total flux cleaned = 0.000270201 Jy ! Component: 200 - total flux cleaned = 0.000444743 Jy ! Total flux subtracted in 200 components = 0.000444743 Jy ! Clean residual min=-0.001739 max=0.001887 Jy/beam ! Clean residual mean=0.000002 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.115703 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 181 components and 0.115703 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=0.025367Jy sigma=0.691275 ! Fit after self-cal, rms=0.025364Jy sigma=0.691230 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 (-16.2, -6.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00198825 Jy ! Component: 100 - total flux cleaned = 0.00325333 Jy ! Component: 150 - total flux cleaned = 0.0041878 Jy ! Component: 200 - total flux cleaned = 0.00479088 Jy ! Total flux subtracted in 200 components = 0.00479088 Jy ! Clean residual min=-0.001602 max=0.001371 Jy/beam ! Clean residual mean=0.000001 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.120493 Jy ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 238 components and 0.120493 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=0.025182Jy sigma=0.679898 ! Fit after self-cal, rms=0.025172Jy sigma=0.679580 ! 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=0.025172Jy sigma=0.679580 ! Fit after self-cal, rms=0.025130Jy sigma=0.678853 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.647 mas, bmaj=5.028 mas, bpa=26.01 degrees ! Estimated noise=0.369796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000645155 Jy ! Component: 100 - total flux cleaned = 0.00101511 Jy ! Component: 150 - total flux cleaned = 0.00124864 Jy ! Component: 200 - total flux cleaned = 0.00141978 Jy ! Total flux subtracted in 200 components = 0.00141978 Jy ! Clean residual min=-0.001509 max=0.001313 Jy/beam ! Clean residual mean=0.000001 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.121913 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 267 components and 0.121913 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=0.025090Jy sigma=0.676258 ! Fit after self-cal, rms=0.025088Jy sigma=0.676191 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 = 0.000302275 Jy ! Component: 100 - total flux cleaned = 0.000420222 Jy ! Component: 150 - total flux cleaned = 0.000558376 Jy ! Component: 200 - total flux cleaned = 0.000630261 Jy ! Total flux subtracted in 200 components = 0.000630261 Jy ! Clean residual min=-0.001508 max=0.001301 Jy/beam ! Clean residual mean=0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.122544 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 292 components and 0.122544 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=0.025070Jy sigma=0.675080 ! Fit after self-cal, rms=0.025069Jy sigma=0.675058 ! 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=0.025069Jy sigma=0.675058 ! Fit after self-cal, rms=0.025114Jy sigma=0.674843 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.506 mas, bmaj=5.457 mas, bpa=23.19 degrees ! Estimated noise=0.452083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000275946 Jy ! Component: 100 - total flux cleaned = 0.000455833 Jy ! Component: 150 - total flux cleaned = 0.000456584 Jy ! Component: 200 - total flux cleaned = 0.000546117 Jy ! Total flux subtracted in 200 components = 0.000546117 Jy ! Clean residual min=-0.001784 max=0.001708 Jy/beam ! Clean residual mean=0.000002 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.12309 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 316 components and 0.12309 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=0.025118Jy sigma=0.673884 ! Fit after self-cal, rms=0.025118Jy sigma=0.673838 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 = 0.000101681 Jy ! Component: 100 - total flux cleaned = 0.000193005 Jy ! Component: 150 - total flux cleaned = 0.000289513 Jy ! Component: 200 - total flux cleaned = 0.000353418 Jy ! Total flux subtracted in 200 components = 0.000353418 Jy ! Clean residual min=-0.001729 max=0.001652 Jy/beam ! Clean residual mean=0.000002 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.123443 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 327 components and 0.123443 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=0.025120Jy sigma=0.673609 ! Fit after self-cal, rms=0.025121Jy sigma=0.673587 ! 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=1.647 mas, bmaj=5.036 mas, bpa=26.02 degrees ! Estimated noise=0.370029 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.647 x 5.036 at 26.02 degrees (North through East) ! Clean map min=-0.0013669 max=0.055267 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=1.262 mas, bmaj=5.079 mas, bpa=26.34 degrees ! Estimated noise=0.547082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0364145 Jy ! Component: 100 - total flux cleaned = 0.0518997 Jy ! Component: 150 - total flux cleaned = 0.0624271 Jy ! Component: 200 - total flux cleaned = 0.070028 Jy ! Total flux subtracted in 200 components = 0.070028 Jy ! Clean residual min=-0.002990 max=0.004388 Jy/beam ! Clean residual mean=0.000006 rms=0.000852 Jy/beam ! Combined flux in latest and established models = 0.070028 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.070028 Jy ! Inverting map and beam ! Estimated beam: bmin=1.647 mas, bmaj=5.036 mas, bpa=26.02 degrees ! Estimated noise=0.370029 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 = 0.0105469 Jy ! Component: 100 - total flux cleaned = 0.0179915 Jy ! Component: 150 - total flux cleaned = 0.0235661 Jy ! Component: 200 - total flux cleaned = 0.0278805 Jy ! Total flux subtracted in 200 components = 0.0278805 Jy ! Clean residual min=-0.002481 max=0.002778 Jy/beam ! Clean residual mean=0.000005 rms=0.000786 Jy/beam ! Combined flux in latest and established models = 0.0979086 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 61 components and 0.0979086 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=3.506 mas, bmaj=5.457 mas, bpa=23.19 degrees ! Estimated noise=0.452083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00614305 Jy ! Component: 100 - total flux cleaned = 0.0103369 Jy ! Component: 150 - total flux cleaned = 0.0134904 Jy ! Component: 200 - total flux cleaned = 0.0159563 Jy ! Total flux subtracted in 200 components = 0.0159563 Jy ! Clean residual min=-0.002387 max=0.002082 Jy/beam ! Clean residual mean=0.000005 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.113865 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 = 0.00198512 Jy ! Component: 100 - total flux cleaned = 0.00349068 Jy ! Component: 150 - total flux cleaned = 0.00452715 Jy ! Component: 200 - total flux cleaned = 0.00540669 Jy ! Total flux subtracted in 200 components = 0.00540669 Jy ! Clean residual min=-0.001984 max=0.001694 Jy/beam ! Clean residual mean=0.000003 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.119272 Jy ! Adding 158 model components to the UV plane model. ! The established model now contains 213 components and 0.119272 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.647 mas, bmaj=5.036 mas, bpa=26.02 degrees ! Estimated noise=0.370029 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00055959 Jy ! Component: 100 - total flux cleaned = 0.00108031 Jy ! Component: 150 - total flux cleaned = 0.00158718 Jy ! Component: 200 - total flux cleaned = 0.00196712 Jy ! Total flux subtracted in 200 components = 0.00196712 Jy ! Clean residual min=-0.001540 max=0.001282 Jy/beam ! Clean residual mean=0.000001 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.121239 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 241 components and 0.121239 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=0.025147Jy sigma=0.675163 ! Fit after self-cal, rms=0.025139Jy sigma=0.674856 wmodel J1218+5531_C_map.mod ! Writing 241 model components to file: J1218+5531_C_map.mod wobs J1218+5531_C_uvs.fits ! Writing UV FITS file: J1218+5531_C_uvs.fits wwins J1218+5531_C_map.win ! wwins: Wrote 4 windows to J1218+5531_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000436833 Jy ! Component: 100 - total flux cleaned = -0.000548601 Jy ! Component: 150 - total flux cleaned = -0.000608848 Jy ! Component: 200 - total flux cleaned = -0.000666212 Jy ! Component: 250 - total flux cleaned = -0.000720058 Jy ! Component: 300 - total flux cleaned = -0.000668517 Jy ! Component: 350 - total flux cleaned = -0.000635567 Jy ! Component: 400 - total flux cleaned = -0.000571671 Jy ! Component: 450 - total flux cleaned = -0.000540678 Jy ! Component: 500 - total flux cleaned = -0.00047966 Jy ! Component: 550 - total flux cleaned = -0.00043442 Jy ! Component: 600 - total flux cleaned = -0.000332749 Jy ! Component: 650 - total flux cleaned = -0.000290566 Jy ! Component: 700 - total flux cleaned = -0.0002769 Jy ! Component: 750 - total flux cleaned = -0.000304072 Jy ! Component: 800 - total flux cleaned = -0.000317489 Jy ! Component: 850 - total flux cleaned = -0.00036926 Jy ! Component: 900 - total flux cleaned = -0.000355953 Jy ! Component: 950 - total flux cleaned = -0.000343032 Jy ! Component: 1000 - total flux cleaned = -0.000317983 Jy ! Component: 1050 - total flux cleaned = -0.000330414 Jy ! Component: 1100 - total flux cleaned = -0.000342578 Jy ! Component: 1150 - total flux cleaned = -0.000378643 Jy ! Component: 1200 - total flux cleaned = -0.000367041 Jy ! Component: 1250 - total flux cleaned = -0.000402135 Jy ! Component: 1300 - total flux cleaned = -0.000402069 Jy ! Component: 1350 - total flux cleaned = -0.000424888 Jy ! Component: 1400 - total flux cleaned = -0.000436151 Jy ! Component: 1450 - total flux cleaned = -0.000425158 Jy ! Component: 1500 - total flux cleaned = -0.000447226 Jy ! Component: 1550 - total flux cleaned = -0.000436454 Jy ! Component: 1600 - total flux cleaned = -0.000458043 Jy ! Component: 1650 - total flux cleaned = -0.000447324 Jy ! Component: 1700 - total flux cleaned = -0.00045769 Jy ! Component: 1750 - total flux cleaned = -0.000457667 Jy ! Component: 1800 - total flux cleaned = -0.000447393 Jy ! Component: 1850 - total flux cleaned = -0.000477959 Jy ! Component: 1900 - total flux cleaned = -0.000487977 Jy ! Component: 1950 - total flux cleaned = -0.000517921 Jy ! Component: 2000 - total flux cleaned = -0.000498163 Jy ! Component: 2050 - total flux cleaned = -0.00052777 Jy ! Component: 2100 - total flux cleaned = -0.000566828 Jy ! Component: 2150 - total flux cleaned = -0.000605594 Jy ! Component: 2200 - total flux cleaned = -0.000634465 Jy ! Component: 2250 - total flux cleaned = -0.000634426 Jy ! Component: 2300 - total flux cleaned = -0.000681541 Jy ! Component: 2350 - total flux cleaned = -0.000681569 Jy ! Component: 2400 - total flux cleaned = -0.000700188 Jy ! Component: 2450 - total flux cleaned = -0.000681666 Jy ! Component: 2500 - total flux cleaned = -0.000690713 Jy ! Component: 2550 - total flux cleaned = -0.000699721 Jy ! Component: 2600 - total flux cleaned = -0.000726845 Jy ! Component: 2650 - total flux cleaned = -0.000726752 Jy ! Component: 2700 - total flux cleaned = -0.000744494 Jy ! Component: 2750 - total flux cleaned = -0.000744494 Jy ! Component: 2800 - total flux cleaned = -0.000726909 Jy ! Component: 2850 - total flux cleaned = -0.000709536 Jy ! Component: 2900 - total flux cleaned = -0.000692259 Jy ! Component: 2950 - total flux cleaned = -0.000718134 Jy ! Component: 3000 - total flux cleaned = -0.000726692 Jy ! Component: 3050 - total flux cleaned = -0.00070963 Jy ! Component: 3100 - total flux cleaned = -0.00070968 Jy ! Component: 3150 - total flux cleaned = -0.000709683 Jy ! Component: 3200 - total flux cleaned = -0.00071809 Jy ! Component: 3250 - total flux cleaned = -0.000718108 Jy ! Component: 3300 - total flux cleaned = -0.000701656 Jy ! Component: 3350 - total flux cleaned = -0.000709814 Jy ! Component: 3400 - total flux cleaned = -0.000718001 Jy ! Component: 3450 - total flux cleaned = -0.000758518 Jy ! Component: 3500 - total flux cleaned = -0.000726194 Jy ! Component: 3550 - total flux cleaned = -0.000718167 Jy ! Component: 3600 - total flux cleaned = -0.000734124 Jy ! Component: 3650 - total flux cleaned = -0.000734059 Jy ! Component: 3700 - total flux cleaned = -0.000749805 Jy ! Component: 3750 - total flux cleaned = -0.000757671 Jy ! Component: 3800 - total flux cleaned = -0.000757684 Jy ! Component: 3850 - total flux cleaned = -0.000796456 Jy ! Component: 3900 - total flux cleaned = -0.000804114 Jy ! Component: 3950 - total flux cleaned = -0.000827225 Jy ! Component: 4000 - total flux cleaned = -0.00085778 Jy ! Component: 4050 - total flux cleaned = -0.000872999 Jy ! Total flux subtracted in 4096 components = -0.000895681 Jy ! Clean residual min=-0.000462 max=0.000388 Jy/beam ! Clean residual mean=0.000001 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.120343 Jy keep ! Adding 314 model components to the UV plane model. ! The established model now contains 555 components and 0.120343 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1218+5531_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.647 x 5.036 at 26.02 degrees (North through East) ! Clean map min=-0.00095733 max=0.055271 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1218+5531_C_map.fits wmodel /vlbi/sb072/temp_maps//J1218+5531_C_map.mod ! Writing 555 model components to file: /vlbi/sb072/temp_maps//J1218+5531_C_map.mod wobs /vlbi/sb072/temp_maps//J1218+5531_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1218+5531_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1218+5531_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1218+5531_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0552715 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000139399 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.756622 0.756622 1.51324 3.02649 6.05298 12.106 24.2119 48.4238 96.8476 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.055 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 396.499 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1218+5531_C_dfm.log closed on Fri Jan 25 19:28:24 2019