! Started logfile: /vlbi/sb072/temp_maps//J1939-1002_C_dfm.log on Tue Mar 5 23:31:27 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//J1939-1002_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1939-1002_C_uvm.fits ! AN table 1: 6 integrations on 36 of 36 possible baselines. ! AN table 2: 6 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.953125 visibilities/baseline/integration-bin. ! Found source: J1939-1002 ! ! 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 2928 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 J1939-1002_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. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.208095Jy sigma=44.483965 ! Fit after self-cal, rms=0.399107Jy sigma=14.087447 ! 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=1.477 mas, bmaj=3.267 mas, bpa=6.17 degrees ! Estimated noise=0.58003 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 = 0.453971 Jy ! Component: 100 - total flux cleaned = 0.582079 Jy ! Total flux subtracted in 100 components = 0.582079 Jy ! Clean residual min=-0.027217 max=0.058025 Jy/beam ! Clean residual mean=0.000076 rms=0.006218 Jy/beam ! Combined flux in latest and established models = 0.582079 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.582079 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=0.157775Jy sigma=4.913404 ! Fit after self-cal, rms=0.157223Jy sigma=4.896682 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0659571 Jy ! Component: 100 - total flux cleaned = 0.104094 Jy ! Total flux subtracted in 100 components = 0.104094 Jy ! Clean residual min=-0.016529 max=0.026343 Jy/beam ! Clean residual mean=0.000003 rms=0.003601 Jy/beam ! Combined flux in latest and established models = 0.686173 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 22 components and 0.686173 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=0.110937Jy sigma=2.962569 ! Fit after self-cal, rms=0.110738Jy sigma=2.956498 ! Inverting map ! Added new window around map position (2.1, 6.9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0262986 Jy ! Component: 100 - total flux cleaned = 0.0433482 Jy ! Total flux subtracted in 100 components = 0.0433482 Jy ! Clean residual min=-0.015325 max=0.015987 Jy/beam ! Clean residual mean=-0.000019 rms=0.002996 Jy/beam ! Combined flux in latest and established models = 0.729521 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 30 components and 0.729521 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=0.100524Jy sigma=2.535644 ! Fit after self-cal, rms=0.100435Jy sigma=2.530358 ! 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=1.921 mas, bmaj=4.134 mas, bpa=6.838 degrees ! Estimated noise=0.390822 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 = 0.0174231 Jy ! Component: 100 - total flux cleaned = 0.0281332 Jy ! Component: 150 - total flux cleaned = 0.0350291 Jy ! Component: 200 - total flux cleaned = 0.0395698 Jy ! Total flux subtracted in 200 components = 0.0395698 Jy ! Clean residual min=-0.013518 max=0.017125 Jy/beam ! Clean residual mean=-0.000039 rms=0.003503 Jy/beam ! Combined flux in latest and established models = 0.769091 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 45 components and 0.769091 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=0.095901Jy sigma=2.398801 ! Fit after self-cal, rms=0.095813Jy sigma=2.393329 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.921 x 4.134 at 6.838 degrees (North through East) ! Clean map min=-0.013062 max=0.61726 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 0.93 LA 1.07 ! MK 1.03 NL 1.03 OV 0.99 PT 0.91 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.95 KP 1.01 LA 1.01 ! NL 1.02 OV 1.01 PT 0.94 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 0.93 LA 1.07 ! MK 1.03 NL 1.03 OV 1.01 PT 0.94 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.94 KP 0.98 LA 1.01 ! NL 1.02 OV 1.00 PT 0.95 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 0.94 LA 1.08 ! MK 1.05 NL 1.03 OV 1.02 PT 0.93 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.96 KP 0.95 LA 1.04 ! NL 1.03 OV 0.98 PT 0.93 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 0.57 LA 1.09 ! MK 1.03 NL 1.02 OV 1.01 PT 0.80 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.96 KP 0.95 LA 1.05 ! NL 0.97 OV 1.00 PT 0.84 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.97 LA 1.06 ! MK 1.04 NL 1.05 OV 1.03 PT 0.95 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.73 FD 0.96 KP 0.97 LA 1.06 ! NL 1.05 OV 1.01 PT 0.95 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.97 LA 1.07 ! MK 1.04 NL 1.05 OV 1.02 PT 0.94 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.98 KP 0.98 LA 1.08 ! NL 1.06 OV 1.01 PT 0.96 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.98 LA 1.08 ! MK 1.03 NL 1.07 OV 1.02 PT 0.96 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.98 KP 0.98 LA 1.08 ! NL 1.06 OV 1.01 PT 0.97 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.98 LA 1.07 ! MK 1.04 NL 1.06 OV 1.02 PT 0.96 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 0.98 KP 0.97 LA 1.08 ! NL 1.07 OV 1.01 PT 0.97 SC 0.99 ! ! ! Fit before self-cal, rms=0.095813Jy sigma=2.393329 ! Fit after self-cal, rms=0.047095Jy sigma=1.223904 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.925 mas, bmaj=4.165 mas, bpa=6.871 degrees ! Estimated noise=0.390935 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 (11.1, 18.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00679713 Jy ! Component: 100 - total flux cleaned = 0.00867594 Jy ! Component: 150 - total flux cleaned = 0.0109537 Jy ! Component: 200 - total flux cleaned = 0.012878 Jy ! Total flux subtracted in 200 components = 0.012878 Jy ! Clean residual min=-0.005074 max=0.005849 Jy/beam ! Clean residual mean=0.000005 rms=0.001035 Jy/beam ! Combined flux in latest and established models = 0.781969 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 78 components and 0.781969 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=0.043724Jy sigma=1.045608 ! Fit after self-cal, rms=0.043551Jy sigma=1.039462 ! Inverting map ! Added new window around map position (7.2, 15.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00289724 Jy ! Component: 100 - total flux cleaned = 0.0038052 Jy ! Component: 150 - total flux cleaned = 0.00448175 Jy ! Component: 200 - total flux cleaned = 0.0050912 Jy ! Total flux subtracted in 200 components = 0.0050912 Jy ! Clean residual min=-0.004291 max=0.004842 Jy/beam ! Clean residual mean=0.000007 rms=0.000866 Jy/beam ! Combined flux in latest and established models = 0.78706 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 97 components and 0.78706 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=0.042516Jy sigma=0.989704 ! Fit after self-cal, rms=0.042484Jy sigma=0.988895 ! Inverting map ! Added new window around map position (-3.9, -7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0039983 Jy ! Component: 100 - total flux cleaned = 0.00518804 Jy ! Component: 150 - total flux cleaned = 0.00581271 Jy ! Component: 200 - total flux cleaned = 0.0060922 Jy ! Total flux subtracted in 200 components = 0.0060922 Jy ! Clean residual min=-0.003449 max=0.003443 Jy/beam ! Clean residual mean=0.000004 rms=0.000719 Jy/beam ! Combined flux in latest and established models = 0.793152 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 121 components and 0.793152 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=0.041789Jy sigma=0.952713 ! Fit after self-cal, rms=0.041733Jy sigma=0.950437 ! 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=0.041733Jy sigma=0.950437 ! Fit after self-cal, rms=0.041439Jy sigma=0.934815 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.925 mas, bmaj=4.169 mas, bpa=6.839 degrees ! Estimated noise=0.390548 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00133378 Jy ! Component: 100 - total flux cleaned = -0.000544655 Jy ! Component: 150 - total flux cleaned = 0.000192942 Jy ! Component: 200 - total flux cleaned = 0.000595939 Jy ! Total flux subtracted in 200 components = 0.000595939 Jy ! Clean residual min=-0.003024 max=0.003015 Jy/beam ! Clean residual mean=-0.000001 rms=0.000568 Jy/beam ! Combined flux in latest and established models = 0.793748 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 148 components and 0.793748 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=0.041062Jy sigma=0.915008 ! Fit after self-cal, rms=0.041036Jy sigma=0.913936 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 (-3.3, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00187059 Jy ! Component: 100 - total flux cleaned = 0.0020228 Jy ! Component: 150 - total flux cleaned = 0.00209031 Jy ! Component: 200 - total flux cleaned = 0.00221237 Jy ! Total flux subtracted in 200 components = 0.00221237 Jy ! Clean residual min=-0.002996 max=0.002357 Jy/beam ! Clean residual mean=-0.000003 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.795961 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 171 components and 0.795961 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=0.040728Jy sigma=0.901746 ! Fit after self-cal, rms=0.040708Jy sigma=0.901110 ! 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=0.040708Jy sigma=0.901110 ! Fit after self-cal, rms=0.040589Jy sigma=0.898132 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.924 mas, bmaj=4.169 mas, bpa=6.826 degrees ! Estimated noise=0.390291 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000359358 Jy ! Component: 100 - total flux cleaned = -0.00041738 Jy ! Component: 150 - total flux cleaned = -0.000363528 Jy ! Component: 200 - total flux cleaned = -0.000259802 Jy ! Total flux subtracted in 200 components = -0.000259802 Jy ! Clean residual min=-0.002638 max=0.002123 Jy/beam ! Clean residual mean=-0.000003 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.795701 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 187 components and 0.795701 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=0.040410Jy sigma=0.890234 ! Fit after self-cal, rms=0.040403Jy sigma=0.890060 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 = 0.000205714 Jy ! Component: 100 - total flux cleaned = 0.000348103 Jy ! Component: 150 - total flux cleaned = 0.000347536 Jy ! Component: 200 - total flux cleaned = 0.000348163 Jy ! Total flux subtracted in 200 components = 0.000348163 Jy ! Clean residual min=-0.002570 max=0.002046 Jy/beam ! Clean residual mean=-0.000003 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.796049 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 196 components and 0.796049 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=0.040290Jy sigma=0.885645 ! Fit after self-cal, rms=0.040286Jy sigma=0.885561 ! 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=0.040286Jy sigma=0.885561 ! Fit after self-cal, rms=0.040235Jy sigma=0.884583 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.97 mas, bmaj=7.001 mas, bpa=2.571 degrees ! Estimated noise=0.462438 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0003582 Jy ! Component: 100 - total flux cleaned = 0.000602286 Jy ! Component: 150 - total flux cleaned = 0.000743262 Jy ! Component: 200 - total flux cleaned = 0.000776063 Jy ! Total flux subtracted in 200 components = 0.000776063 Jy ! Clean residual min=-0.002090 max=0.002210 Jy/beam ! Clean residual mean=-0.000006 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.796825 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 220 components and 0.796825 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=0.040195Jy sigma=0.882571 ! Fit after self-cal, rms=0.040190Jy sigma=0.882496 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 = -5.76799e-05 Jy ! Component: 100 - total flux cleaned = -0.000135609 Jy ! Component: 150 - total flux cleaned = -0.00023314 Jy ! Component: 200 - total flux cleaned = -0.000279313 Jy ! Total flux subtracted in 200 components = -0.000279313 Jy ! Clean residual min=-0.002059 max=0.002160 Jy/beam ! Clean residual mean=-0.000006 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.796546 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 240 components and 0.796546 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=0.040169Jy sigma=0.881590 ! Fit after self-cal, rms=0.040168Jy sigma=0.881572 ! 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=1.925 mas, bmaj=4.17 mas, bpa=6.804 degrees ! Estimated noise=0.390174 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.925 x 4.17 at 6.804 degrees (North through East) ! Clean map min=-0.0023043 max=0.61658 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 ! Performing amp+phase self-cal ! ! 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=0.040168Jy sigma=0.881572 ! Fit after self-cal, rms=0.029274Jy sigma=0.665495 ! Inverting map and beam ! Estimated beam: bmin=1.925 mas, bmaj=4.172 mas, bpa=6.824 degrees ! Estimated noise=0.39034 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000245357 Jy ! Component: 100 - total flux cleaned = -0.000378191 Jy ! Component: 150 - total flux cleaned = -0.000420233 Jy ! Component: 200 - total flux cleaned = -0.00041784 Jy ! Total flux subtracted in 200 components = -0.00041784 Jy ! Clean residual min=-0.002052 max=0.001724 Jy/beam ! Clean residual mean=-0.000003 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.796128 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 249 components and 0.796128 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=0.029140Jy sigma=0.660671 ! Fit after self-cal, rms=0.029136Jy sigma=0.660557 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.57479e-05 Jy ! Component: 100 - total flux cleaned = -2.54045e-05 Jy ! Component: 150 - total flux cleaned = -9.24071e-05 Jy ! Component: 200 - total flux cleaned = -0.000124545 Jy ! Total flux subtracted in 200 components = -0.000124545 Jy ! Clean residual min=-0.002009 max=0.001653 Jy/beam ! Clean residual mean=-0.000003 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.796003 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 258 components and 0.796003 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=0.029051Jy sigma=0.657471 ! Fit after self-cal, rms=0.029048Jy sigma=0.657419 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.029048Jy sigma=0.657419 ! Fit after self-cal, rms=0.029040Jy sigma=0.657000 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=1.478 mas, bmaj=3.291 mas, bpa=6.189 degrees ! Estimated noise=0.581366 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.454971 Jy ! Component: 100 - total flux cleaned = 0.582617 Jy ! Component: 150 - total flux cleaned = 0.645974 Jy ! Component: 200 - total flux cleaned = 0.682934 Jy ! Total flux subtracted in 200 components = 0.682934 Jy ! Clean residual min=-0.009903 max=0.021658 Jy/beam ! Clean residual mean=0.000026 rms=0.002336 Jy/beam ! Combined flux in latest and established models = 0.682934 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.682934 Jy ! Inverting map and beam ! Estimated beam: bmin=1.925 mas, bmaj=4.173 mas, bpa=6.821 degrees ! Estimated noise=0.390362 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 = 0.0313599 Jy ! Component: 100 - total flux cleaned = 0.0489477 Jy ! Component: 150 - total flux cleaned = 0.0611614 Jy ! Component: 200 - total flux cleaned = 0.0702937 Jy ! Total flux subtracted in 200 components = 0.0702937 Jy ! Clean residual min=-0.004166 max=0.006381 Jy/beam ! Clean residual mean=0.000004 rms=0.001260 Jy/beam ! Combined flux in latest and established models = 0.753227 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 52 components and 0.753228 Jy ! Inverting map ! Added new window around map position (0.3, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00743463 Jy ! Component: 100 - total flux cleaned = 0.0132722 Jy ! Component: 150 - total flux cleaned = 0.0181221 Jy ! Component: 200 - total flux cleaned = 0.0222371 Jy ! Total flux subtracted in 200 components = 0.0222371 Jy ! Clean residual min=-0.003368 max=0.002900 Jy/beam ! Clean residual mean=0.000000 rms=0.000739 Jy/beam ! Combined flux in latest and established models = 0.775465 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 100 components and 0.775465 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=3.97 mas, bmaj=7.003 mas, bpa=2.57 degrees ! Estimated noise=0.462621 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00496713 Jy ! Component: 100 - total flux cleaned = 0.00836513 Jy ! Component: 150 - total flux cleaned = 0.0103877 Jy ! Component: 200 - total flux cleaned = 0.0120757 Jy ! Total flux subtracted in 200 components = 0.0120757 Jy ! Clean residual min=-0.002461 max=0.002826 Jy/beam ! Clean residual mean=-0.000002 rms=0.000670 Jy/beam ! Combined flux in latest and established models = 0.78754 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 = 0.00150461 Jy ! Component: 100 - total flux cleaned = 0.0027199 Jy ! Component: 150 - total flux cleaned = 0.00389452 Jy ! Component: 200 - total flux cleaned = 0.00470806 Jy ! Total flux subtracted in 200 components = 0.00470806 Jy ! Clean residual min=-0.002005 max=0.002455 Jy/beam ! Clean residual mean=-0.000003 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.792248 Jy ! Adding 112 model components to the UV plane model. ! The established model now contains 205 components and 0.792248 Jy ! Inverting map ! Added new window around map position (-5.4, -45.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00059244 Jy ! Component: 100 - total flux cleaned = 0.000852266 Jy ! Component: 150 - total flux cleaned = 0.000989095 Jy ! Component: 200 - total flux cleaned = 0.00119081 Jy ! Total flux subtracted in 200 components = 0.00119081 Jy ! Clean residual min=-0.001923 max=0.001620 Jy/beam ! Clean residual mean=-0.000004 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.793439 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 241 components and 0.793439 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.925 mas, bmaj=4.173 mas, bpa=6.821 degrees ! Estimated noise=0.390362 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000375404 Jy ! Component: 100 - total flux cleaned = 0.000524262 Jy ! Component: 150 - total flux cleaned = 0.000658267 Jy ! Component: 200 - total flux cleaned = 0.000844517 Jy ! Total flux subtracted in 200 components = 0.000844517 Jy ! Clean residual min=-0.001932 max=0.001978 Jy/beam ! Clean residual mean=-0.000002 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.794284 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 267 components and 0.794284 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=0.029535Jy sigma=0.671336 ! Fit after self-cal, rms=0.029467Jy sigma=0.668579 wmodel J1939-1002_C_map.mod ! Writing 267 model components to file: J1939-1002_C_map.mod wobs J1939-1002_C_uvs.fits ! Writing UV FITS file: J1939-1002_C_uvs.fits wwins J1939-1002_C_map.win ! wwins: Wrote 8 windows to J1939-1002_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 = -0.000110546 Jy ! Component: 100 - total flux cleaned = -0.000291541 Jy ! Component: 150 - total flux cleaned = -0.000405125 Jy ! Component: 200 - total flux cleaned = -0.000404526 Jy ! Component: 250 - total flux cleaned = -0.000405022 Jy ! Component: 300 - total flux cleaned = -0.000379946 Jy ! Component: 350 - total flux cleaned = -0.000429618 Jy ! Component: 400 - total flux cleaned = -0.000430239 Jy ! Component: 450 - total flux cleaned = -0.000453973 Jy ! Component: 500 - total flux cleaned = -0.000363097 Jy ! Component: 550 - total flux cleaned = -0.000407803 Jy ! Component: 600 - total flux cleaned = -0.000407367 Jy ! Component: 650 - total flux cleaned = -0.000299779 Jy ! Component: 700 - total flux cleaned = -0.000215338 Jy ! Component: 750 - total flux cleaned = -0.000153253 Jy ! Component: 800 - total flux cleaned = -1.08186e-05 Jy ! Component: 850 - total flux cleaned = 6.8943e-05 Jy ! Component: 900 - total flux cleaned = 0.000167029 Jy ! Component: 950 - total flux cleaned = 0.000244006 Jy ! Component: 1000 - total flux cleaned = 0.000320066 Jy ! Component: 1050 - total flux cleaned = 0.000432815 Jy ! Component: 1100 - total flux cleaned = 0.000562457 Jy ! Component: 1150 - total flux cleaned = 0.000672171 Jy ! Component: 1200 - total flux cleaned = 0.000815939 Jy ! Component: 1250 - total flux cleaned = 0.000922212 Jy ! Component: 1300 - total flux cleaned = 0.00088699 Jy ! Component: 1350 - total flux cleaned = 0.000956574 Jy ! Component: 1400 - total flux cleaned = 0.000990898 Jy ! Component: 1450 - total flux cleaned = 0.00102482 Jy ! Component: 1500 - total flux cleaned = 0.00104193 Jy ! Component: 1550 - total flux cleaned = 0.00119085 Jy ! Component: 1600 - total flux cleaned = 0.00109265 Jy ! Component: 1650 - total flux cleaned = 0.00115782 Jy ! Component: 1700 - total flux cleaned = 0.00118989 Jy ! Component: 1750 - total flux cleaned = 0.00117397 Jy ! Component: 1800 - total flux cleaned = 0.00117427 Jy ! Component: 1850 - total flux cleaned = 0.00120543 Jy ! Component: 1900 - total flux cleaned = 0.00123615 Jy ! Component: 1950 - total flux cleaned = 0.00125143 Jy ! Component: 2000 - total flux cleaned = 0.00128173 Jy ! Component: 2050 - total flux cleaned = 0.00132678 Jy ! Component: 2100 - total flux cleaned = 0.0014305 Jy ! Component: 2150 - total flux cleaned = 0.00145996 Jy ! Component: 2200 - total flux cleaned = 0.00153283 Jy ! Component: 2250 - total flux cleaned = 0.00160504 Jy ! Component: 2300 - total flux cleaned = 0.00160516 Jy ! Component: 2350 - total flux cleaned = 0.00163356 Jy ! Component: 2400 - total flux cleaned = 0.00168967 Jy ! Component: 2450 - total flux cleaned = 0.00174504 Jy ! Component: 2500 - total flux cleaned = 0.00178645 Jy ! Component: 2550 - total flux cleaned = 0.00182758 Jy ! Component: 2600 - total flux cleaned = 0.00189531 Jy ! Component: 2650 - total flux cleaned = 0.00190879 Jy ! Component: 2700 - total flux cleaned = 0.00193557 Jy ! Component: 2750 - total flux cleaned = 0.00196199 Jy ! Component: 2800 - total flux cleaned = 0.00200138 Jy ! Component: 2850 - total flux cleaned = 0.00206635 Jy ! Component: 2900 - total flux cleaned = 0.00207916 Jy ! Component: 2950 - total flux cleaned = 0.00211762 Jy ! Component: 3000 - total flux cleaned = 0.00214302 Jy ! Component: 3050 - total flux cleaned = 0.00215573 Jy ! Component: 3100 - total flux cleaned = 0.00218062 Jy ! Component: 3150 - total flux cleaned = 0.00223003 Jy ! Component: 3200 - total flux cleaned = 0.00225475 Jy ! Component: 3250 - total flux cleaned = 0.00234021 Jy ! Component: 3300 - total flux cleaned = 0.00232813 Jy ! Component: 3350 - total flux cleaned = 0.00237637 Jy ! Component: 3400 - total flux cleaned = 0.00231655 Jy ! Component: 3450 - total flux cleaned = 0.00241148 Jy ! Component: 3500 - total flux cleaned = 0.00245858 Jy ! Component: 3550 - total flux cleaned = 0.00251698 Jy ! Component: 3600 - total flux cleaned = 0.00252862 Jy ! Component: 3650 - total flux cleaned = 0.00255148 Jy ! Component: 3700 - total flux cleaned = 0.00260879 Jy ! Component: 3750 - total flux cleaned = 0.00263152 Jy ! Component: 3800 - total flux cleaned = 0.00267687 Jy ! Component: 3850 - total flux cleaned = 0.00272182 Jy ! Component: 3900 - total flux cleaned = 0.00279995 Jy ! Component: 3950 - total flux cleaned = 0.00282211 Jy ! Component: 4000 - total flux cleaned = 0.00287728 Jy ! Component: 4050 - total flux cleaned = 0.00291008 Jy ! Total flux subtracted in 4096 components = 0.00294272 Jy ! Clean residual min=-0.000601 max=0.000543 Jy/beam ! Clean residual mean=-0.000001 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.797227 Jy keep ! Adding 261 model components to the UV plane model. ! The established model now contains 521 components and 0.797227 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1939-1002_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.925 x 4.173 at 6.821 degrees (North through East) ! Clean map min=-0.0021254 max=0.61617 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1939-1002_C_map.fits wmodel /vlbi/sb072/temp_maps//J1939-1002_C_map.mod ! Writing 521 model components to file: /vlbi/sb072/temp_maps//J1939-1002_C_map.mod wobs /vlbi/sb072/temp_maps//J1939-1002_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1939-1002_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1939-1002_C_map.win ! wwins: Wrote 9 windows to /vlbi/sb072/temp_maps//J1939-1002_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.616166 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000190444 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0927238 0.0927238 0.185448 0.370895 0.74179 1.48358 2.96716 5.93432 11.8686 23.7373 47.4746 94.9492 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.616 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3235.42 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1939-1002_C_dfm.log closed on Tue Mar 5 23:31:32 2019