! Started logfile: /vlbi/uf001/uvm//J0927-2034_S_a_dfm.log on Sun Jan 13 21:15:27 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/uvm//J0927-2034_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0927-2034_S_a_uvm.fits ! AN table 1: 171 integrations on 45 of 45 possible baselines. ! AN table 2: 8 integrations on 28 of 28 possible baselines. ! AN table 3: 6 integrations on 1 of 1 possible baselines. ! AN table 4: 4 integrations on 36 of 36 possible baselines. ! AN table 5: 28 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.625647 visibilities/baseline/integration-bin. ! Found source: J0927-2034 ! ! 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 17037 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 J0927-2034_S_a] 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 754 telescope corrections were flagged in sub-array 1. ! A total of 34 telescope corrections were flagged in sub-array 2. ! A total of 12 telescope corrections were flagged in sub-array 3. ! A total of 2 telescope corrections were flagged in sub-array 4. ! A total of 134 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 754 telescope corrections were flagged in sub-array 1. ! A total of 34 telescope corrections were flagged in sub-array 2. ! A total of 12 telescope corrections were flagged in sub-array 3. ! A total of 2 telescope corrections were flagged in sub-array 4. ! A total of 134 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 754 telescope corrections were flagged in sub-array 1. ! A total of 34 telescope corrections were flagged in sub-array 2. ! A total of 12 telescope corrections were flagged in sub-array 3. ! A total of 2 telescope corrections were flagged in sub-array 4. ! A total of 134 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.291178Jy sigma=17.180105 ! Fit after self-cal, rms=0.295711Jy sigma=4.044538 ! 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=2.316 mas, bmaj=6.286 mas, bpa=-4.852 degrees ! Estimated noise=0.71675 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 = 0.557903 Jy ! Component: 100 - total flux cleaned = 0.684135 Jy ! Total flux subtracted in 100 components = 0.684135 Jy ! Clean residual min=-0.015488 max=0.044839 Jy/beam ! Clean residual mean=0.000032 rms=0.003666 Jy/beam ! Combined flux in latest and established models = 0.684134 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.684134 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.212051Jy sigma=2.574065 ! Fit after self-cal, rms=0.212050Jy sigma=2.573994 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0479806 Jy ! Component: 100 - total flux cleaned = 0.0764016 Jy ! Total flux subtracted in 100 components = 0.0764016 Jy ! Clean residual min=-0.015146 max=0.021646 Jy/beam ! Clean residual mean=0.000028 rms=0.003115 Jy/beam ! Combined flux in latest and established models = 0.760536 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 33 components and 0.760536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.186785Jy sigma=2.268456 ! Fit after self-cal, rms=0.186773Jy sigma=2.268297 ! Inverting map ! Added new window around map position (6, 0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0218377 Jy ! Component: 100 - total flux cleaned = 0.0368803 Jy ! Total flux subtracted in 100 components = 0.0368803 Jy ! Clean residual min=-0.015391 max=0.019911 Jy/beam ! Clean residual mean=0.000026 rms=0.002983 Jy/beam ! Combined flux in latest and established models = 0.797416 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 47 components and 0.797416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.180346Jy sigma=2.200960 ! Fit after self-cal, rms=0.180196Jy sigma=2.198767 ! 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=3.052 mas, bmaj=7.642 mas, bpa=-3.838 degrees ! Estimated noise=0.486538 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 (-2.5, 9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0311409 Jy ! Component: 100 - total flux cleaned = 0.0509261 Jy ! Component: 150 - total flux cleaned = 0.0648577 Jy ! Component: 200 - total flux cleaned = 0.0750494 Jy ! Total flux subtracted in 200 components = 0.0750494 Jy ! Clean residual min=-0.009162 max=0.012203 Jy/beam ! Clean residual mean=0.000063 rms=0.002635 Jy/beam ! Combined flux in latest and established models = 0.872466 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 98 components and 0.872466 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.172098Jy sigma=2.131035 ! Fit after self-cal, rms=0.171968Jy sigma=2.128692 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.052 x 7.642 at -3.838 degrees (North through East) ! Clean map min=-0.0089549 max=0.73892 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 1.01 KP 1.01 ! LA 0.94 MK 1.01 NL 1.02 OV 0.96 ! PT 1.00 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 HN 1.19 LA 1.01 MK 1.21 ! NL 1.19 OV 1.21 PT 1.16 SC 1.24 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* HN 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 0.92 KP 0.99 LA 0.88 ! MK 0.99 NL 1.27 OV 0.95 PT 0.98 ! SC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.22 HN 1.01 KP 0.99 LA 0.96 ! MK 0.99 NL 0.97 OV 0.94 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.99 HN 1.03 KP 1.02 ! LA 0.95 MK 1.01 NL 1.02 OV 0.95 ! PT 1.00 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.16 HN 1.17 LA 1.13 MK 1.15 ! NL 1.20 OV 1.13 PT 1.19 SC 1.21 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* HN 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.92 FD 0.93 KP 0.98 LA 0.91 ! MK 1.02 NL 1.49 OV 0.95 PT 0.98 ! SC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.78 HN 1.02 KP 0.99 LA 0.95 ! MK 0.99 NL 0.99 OV 0.93 PT 0.96 ! SC 0.98 ! ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.03 KP 1.01 ! LA 0.96 MK 1.01 NL 1.01 OV 0.96 ! PT 1.00 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.22 HN 1.15 LA 1.08 MK 1.18 ! NL 1.19 OV 1.15 PT 1.16 SC 1.21 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* HN 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.94 KP 0.99 LA 0.90 ! MK 0.99 NL 1.46 OV 0.94 PT 0.98 ! SC 1.10 ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.32 HN 1.03 KP 1.00 LA 0.95 ! MK 1.02 NL 0.98 OV 0.96 PT 0.96 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.171968Jy sigma=2.128692 ! Fit after self-cal, rms=0.173543Jy sigma=1.955811 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.065 mas, bmaj=7.748 mas, bpa=-3.483 degrees ! Estimated noise=0.492626 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 (46.5, 70). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00830585 Jy ! Component: 100 - total flux cleaned = 0.00975971 Jy ! Component: 150 - total flux cleaned = 0.00998113 Jy ! Component: 200 - total flux cleaned = 0.00961202 Jy ! Total flux subtracted in 200 components = 0.00961202 Jy ! Clean residual min=-0.009574 max=0.011369 Jy/beam ! Clean residual mean=0.000031 rms=0.002069 Jy/beam ! Combined flux in latest and established models = 0.882078 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 128 components and 0.882078 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.172068Jy sigma=1.948755 ! Fit after self-cal, rms=0.172042Jy sigma=1.947645 ! 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=0.172042Jy sigma=1.947645 ! Fit after self-cal, rms=0.127384Jy sigma=1.210537 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.066 mas, bmaj=7.769 mas, bpa=-3.442 degrees ! Estimated noise=0.494547 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00286841 Jy ! Component: 100 - total flux cleaned = -0.00392094 Jy ! Component: 150 - total flux cleaned = -0.00479619 Jy ! Component: 200 - total flux cleaned = -0.00540374 Jy ! Total flux subtracted in 200 components = -0.00540374 Jy ! Clean residual min=-0.005541 max=0.005419 Jy/beam ! Clean residual mean=0.000003 rms=0.001113 Jy/beam ! Combined flux in latest and established models = 0.876674 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 146 components and 0.876674 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.126520Jy sigma=1.202577 ! Fit after self-cal, rms=0.126569Jy sigma=1.201921 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 = -0.00112218 Jy ! Component: 100 - total flux cleaned = -0.00124594 Jy ! Component: 150 - total flux cleaned = -0.00113663 Jy ! Component: 200 - total flux cleaned = -0.00124302 Jy ! Total flux subtracted in 200 components = -0.00124302 Jy ! Clean residual min=-0.004602 max=0.005169 Jy/beam ! Clean residual mean=0.000003 rms=0.001089 Jy/beam ! Combined flux in latest and established models = 0.875431 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 154 components and 0.875431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.126262Jy sigma=1.199093 ! Fit after self-cal, rms=0.126253Jy sigma=1.198914 ! Inverting map ! Added new window around map position (31.5, 30). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00331741 Jy ! Component: 100 - total flux cleaned = 0.00406172 Jy ! Component: 150 - total flux cleaned = 0.004619 Jy ! Component: 200 - total flux cleaned = 0.00470636 Jy ! Total flux subtracted in 200 components = 0.00470636 Jy ! Clean residual min=-0.004460 max=0.004800 Jy/beam ! Clean residual mean=0.000002 rms=0.001079 Jy/beam ! Combined flux in latest and established models = 0.880137 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 176 components and 0.880137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.125970Jy sigma=1.196386 ! Fit after self-cal, rms=0.125957Jy sigma=1.196104 ! Inverting map ! Added new window around map position (29.5, -23.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00486701 Jy ! Component: 100 - total flux cleaned = 0.00747364 Jy ! Component: 150 - total flux cleaned = 0.00816588 Jy ! Component: 200 - total flux cleaned = 0.0086959 Jy ! Total flux subtracted in 200 components = 0.0086959 Jy ! Clean residual min=-0.004259 max=0.004031 Jy/beam ! Clean residual mean=0.000000 rms=0.001042 Jy/beam ! Combined flux in latest and established models = 0.888833 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 197 components and 0.888833 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.125618Jy sigma=1.192833 ! Fit after self-cal, rms=0.125599Jy sigma=1.192431 ! 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=0.125599Jy sigma=1.192431 ! Fit after self-cal, rms=0.103565Jy sigma=1.014084 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.068 mas, bmaj=7.773 mas, bpa=-3.421 degrees ! Estimated noise=0.495061 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00286209 Jy ! Component: 100 - total flux cleaned = -0.00344477 Jy ! Component: 150 - total flux cleaned = -0.00363858 Jy ! Component: 200 - total flux cleaned = -0.00407034 Jy ! Total flux subtracted in 200 components = -0.00407034 Jy ! Clean residual min=-0.002661 max=0.002315 Jy/beam ! Clean residual mean=0.000004 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.884763 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 208 components and 0.884763 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.103299Jy sigma=1.010491 ! Fit after self-cal, rms=0.103313Jy sigma=1.010227 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 = -0.000449221 Jy ! Component: 100 - total flux cleaned = -0.000816456 Jy ! Component: 150 - total flux cleaned = -0.00115709 Jy ! Component: 200 - total flux cleaned = -0.00134713 Jy ! Total flux subtracted in 200 components = -0.00134713 Jy ! Clean residual min=-0.002624 max=0.002299 Jy/beam ! Clean residual mean=0.000004 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.883416 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 217 components and 0.883416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.103198Jy sigma=1.008815 ! Fit after self-cal, rms=0.103195Jy sigma=1.008761 ! 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=0.103195Jy sigma=1.008761 ! Fit after self-cal, rms=0.102609Jy sigma=1.003818 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.492 mas, bmaj=15.99 mas, bpa=0.05203 degrees ! Estimated noise=0.656506 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00210301 Jy ! Component: 100 - total flux cleaned = -0.00331054 Jy ! Component: 150 - total flux cleaned = -0.00435832 Jy ! Component: 200 - total flux cleaned = -0.00490743 Jy ! Total flux subtracted in 200 components = -0.00490743 Jy ! Clean residual min=-0.002481 max=0.003022 Jy/beam ! Clean residual mean=0.000009 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 0.878508 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 243 components and 0.878509 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.102527Jy sigma=1.002962 ! Fit after self-cal, rms=0.102524Jy sigma=1.002876 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 = -0.000398255 Jy ! Component: 100 - total flux cleaned = -0.000682579 Jy ! Component: 150 - total flux cleaned = -0.000769175 Jy ! Component: 200 - total flux cleaned = -0.000811069 Jy ! Total flux subtracted in 200 components = -0.000811069 Jy ! Clean residual min=-0.002434 max=0.003058 Jy/beam ! Clean residual mean=0.000010 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.877697 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 258 components and 0.877697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.102482Jy sigma=1.002520 ! Fit after self-cal, rms=0.102480Jy sigma=1.002494 ! 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=3.067 mas, bmaj=7.77 mas, bpa=-3.405 degrees ! Estimated noise=0.494623 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.067 x 7.77 at -3.405 degrees (North through East) ! Clean map min=-0.0033747 max=0.74862 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. ! ! Fit before self-cal, rms=0.102480Jy sigma=1.002494 ! Fit after self-cal, rms=0.099594Jy sigma=0.926010 ! Inverting map and beam ! Estimated beam: bmin=3.069 mas, bmaj=7.771 mas, bpa=-3.377 degrees ! Estimated noise=0.494455 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00234121 Jy ! Component: 100 - total flux cleaned = -0.00306815 Jy ! Component: 150 - total flux cleaned = -0.00356172 Jy ! Component: 200 - total flux cleaned = -0.00400916 Jy ! Total flux subtracted in 200 components = -0.00400916 Jy ! Clean residual min=-0.002178 max=0.002089 Jy/beam ! Clean residual mean=0.000003 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.873688 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 265 components and 0.873688 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.099473Jy sigma=0.924433 ! Fit after self-cal, rms=0.099470Jy sigma=0.924386 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000504246 Jy ! Component: 100 - total flux cleaned = -0.00085102 Jy ! Component: 150 - total flux cleaned = -0.00112877 Jy ! Component: 200 - total flux cleaned = -0.00134704 Jy ! Total flux subtracted in 200 components = -0.00134704 Jy ! Clean residual min=-0.002119 max=0.002098 Jy/beam ! Clean residual mean=0.000003 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.872341 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 275 components and 0.872341 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.099415Jy sigma=0.923698 ! Fit after self-cal, rms=0.099415Jy sigma=0.923678 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.099415Jy sigma=0.923678 ! Fit after self-cal, rms=0.099456Jy sigma=0.923230 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=2.322 mas, bmaj=6.323 mas, bpa=-4.555 degrees ! Estimated noise=0.746131 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.578338 Jy ! Component: 100 - total flux cleaned = 0.709564 Jy ! Component: 150 - total flux cleaned = 0.7576 Jy ! Component: 200 - total flux cleaned = 0.785028 Jy ! Total flux subtracted in 200 components = 0.785028 Jy ! Clean residual min=-0.005715 max=0.014542 Jy/beam ! Clean residual mean=0.000006 rms=0.001184 Jy/beam ! Combined flux in latest and established models = 0.785028 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.785028 Jy ! Inverting map and beam ! Estimated beam: bmin=3.068 mas, bmaj=7.771 mas, bpa=-3.374 degrees ! Estimated noise=0.494207 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 = 0.0274077 Jy ! Component: 100 - total flux cleaned = 0.041812 Jy ! Component: 150 - total flux cleaned = 0.0507161 Jy ! Component: 200 - total flux cleaned = 0.0568196 Jy ! Total flux subtracted in 200 components = 0.0568196 Jy ! Clean residual min=-0.003216 max=0.004500 Jy/beam ! Clean residual mean=0.000008 rms=0.000786 Jy/beam ! Combined flux in latest and established models = 0.841848 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 76 components and 0.841848 Jy ! Inverting map ! Added new window around map position (-4, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00491203 Jy ! Component: 100 - total flux cleaned = 0.00859634 Jy ! Component: 150 - total flux cleaned = 0.0116769 Jy ! Component: 200 - total flux cleaned = 0.0143361 Jy ! Total flux subtracted in 200 components = 0.0143361 Jy ! Clean residual min=-0.002898 max=0.002574 Jy/beam ! Clean residual mean=0.000005 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.856184 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 119 components and 0.856184 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=7.503 mas, bmaj=16.01 mas, bpa=0.05011 degrees ! Estimated noise=0.655273 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00319201 Jy ! Component: 100 - total flux cleaned = 0.00544024 Jy ! Component: 150 - total flux cleaned = 0.00683254 Jy ! Component: 200 - total flux cleaned = 0.00801884 Jy ! Total flux subtracted in 200 components = 0.00801884 Jy ! Clean residual min=-0.002267 max=0.002569 Jy/beam ! Clean residual mean=0.000008 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.864203 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 = 0.00108035 Jy ! Component: 100 - total flux cleaned = 0.00201754 Jy ! Component: 150 - total flux cleaned = 0.00283423 Jy ! Component: 200 - total flux cleaned = 0.00351802 Jy ! Total flux subtracted in 200 components = 0.00351802 Jy ! Clean residual min=-0.002139 max=0.002537 Jy/beam ! Clean residual mean=0.000006 rms=0.000652 Jy/beam ! Combined flux in latest and established models = 0.867721 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 186 components and 0.867721 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.068 mas, bmaj=7.771 mas, bpa=-3.374 degrees ! Estimated noise=0.494207 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000835093 Jy ! Component: 100 - total flux cleaned = -0.000700776 Jy ! Component: 150 - total flux cleaned = -0.000456178 Jy ! Component: 200 - total flux cleaned = -0.000170881 Jy ! Total flux subtracted in 200 components = -0.000170881 Jy ! Clean residual min=-0.002386 max=0.002043 Jy/beam ! Clean residual mean=0.000003 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.86755 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 203 components and 0.86755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.099351Jy sigma=0.924124 ! Fit after self-cal, rms=0.099315Jy sigma=0.923123 wmodel J0927-2034_S_a_map.mod ! Writing 203 model components to file: J0927-2034_S_a_map.mod wobs J0927-2034_S_a_uvs.fits ! Writing UV FITS file: J0927-2034_S_a_uvs.fits wwins J0927-2034_S_a_map.win ! wwins: Wrote 7 windows to J0927-2034_S_a_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 = 0.000198115 Jy ! Component: 100 - total flux cleaned = 0.000200093 Jy ! Component: 150 - total flux cleaned = 9.67839e-05 Jy ! Component: 200 - total flux cleaned = 0.000161678 Jy ! Component: 250 - total flux cleaned = 0.000129036 Jy ! Component: 300 - total flux cleaned = 9.75584e-05 Jy ! Component: 350 - total flux cleaned = 0.000127878 Jy ! Component: 400 - total flux cleaned = 3.80359e-05 Jy ! Component: 450 - total flux cleaned = 6.76299e-05 Jy ! Component: 500 - total flux cleaned = 3.87354e-05 Jy ! Component: 550 - total flux cleaned = 0.000124917 Jy ! Component: 600 - total flux cleaned = 9.66546e-05 Jy ! Component: 650 - total flux cleaned = 0.000124511 Jy ! Component: 700 - total flux cleaned = 6.93076e-05 Jy ! Component: 750 - total flux cleaned = 0.000151247 Jy ! Component: 800 - total flux cleaned = 9.67416e-05 Jy ! Component: 850 - total flux cleaned = 1.66647e-05 Jy ! Component: 900 - total flux cleaned = 0.000122691 Jy ! Component: 950 - total flux cleaned = 0.000148643 Jy ! Component: 1000 - total flux cleaned = 0.000148433 Jy ! Component: 1050 - total flux cleaned = 0.000174011 Jy ! Component: 1100 - total flux cleaned = 0.00025059 Jy ! Component: 1150 - total flux cleaned = 0.000300835 Jy ! Component: 1200 - total flux cleaned = 0.000250585 Jy ! Component: 1250 - total flux cleaned = 0.000375554 Jy ! Component: 1300 - total flux cleaned = 0.0004745 Jy ! Component: 1350 - total flux cleaned = 0.000376225 Jy ! Component: 1400 - total flux cleaned = 0.000474139 Jy ! Component: 1450 - total flux cleaned = 0.000498757 Jy ! Component: 1500 - total flux cleaned = 0.000571097 Jy ! Component: 1550 - total flux cleaned = 0.000643196 Jy ! Component: 1600 - total flux cleaned = 0.000666805 Jy ! Component: 1650 - total flux cleaned = 0.000666711 Jy ! Component: 1700 - total flux cleaned = 0.000690582 Jy ! Component: 1750 - total flux cleaned = 0.000713997 Jy ! Component: 1800 - total flux cleaned = 0.000737293 Jy ! Component: 1850 - total flux cleaned = 0.000898818 Jy ! Component: 1900 - total flux cleaned = 0.000830104 Jy ! Component: 1950 - total flux cleaned = 0.000898437 Jy ! Component: 2000 - total flux cleaned = 0.000898176 Jy ! Component: 2050 - total flux cleaned = 0.000898425 Jy ! Component: 2100 - total flux cleaned = 0.000988078 Jy ! Component: 2150 - total flux cleaned = 0.00105507 Jy ! Component: 2200 - total flux cleaned = 0.000988273 Jy ! Component: 2250 - total flux cleaned = 0.00107669 Jy ! Component: 2300 - total flux cleaned = 0.00118677 Jy ! Component: 2350 - total flux cleaned = 0.00114294 Jy ! Component: 2400 - total flux cleaned = 0.00131712 Jy ! Component: 2450 - total flux cleaned = 0.00127365 Jy ! Component: 2500 - total flux cleaned = 0.00131664 Jy ! Component: 2550 - total flux cleaned = 0.00142395 Jy ! Component: 2600 - total flux cleaned = 0.00146662 Jy ! Component: 2650 - total flux cleaned = 0.00150897 Jy ! Component: 2700 - total flux cleaned = 0.0014456 Jy ! Component: 2750 - total flux cleaned = 0.00159319 Jy ! Component: 2800 - total flux cleaned = 0.00161416 Jy ! Component: 2850 - total flux cleaned = 0.0015724 Jy ! Component: 2900 - total flux cleaned = 0.00165554 Jy ! Component: 2950 - total flux cleaned = 0.00175902 Jy ! Component: 3000 - total flux cleaned = 0.00173825 Jy ! Component: 3050 - total flux cleaned = 0.00175882 Jy ! Component: 3100 - total flux cleaned = 0.001779 Jy ! Component: 3150 - total flux cleaned = 0.00173828 Jy ! Component: 3200 - total flux cleaned = 0.00190063 Jy ! Component: 3250 - total flux cleaned = 0.00179959 Jy ! Component: 3300 - total flux cleaned = 0.00183981 Jy ! Component: 3350 - total flux cleaned = 0.00192009 Jy ! Component: 3400 - total flux cleaned = 0.00192007 Jy ! Component: 3450 - total flux cleaned = 0.00199972 Jy ! Component: 3500 - total flux cleaned = 0.00209893 Jy ! Component: 3550 - total flux cleaned = 0.00203971 Jy ! Component: 3600 - total flux cleaned = 0.00213812 Jy ! Component: 3650 - total flux cleaned = 0.00213796 Jy ! Component: 3700 - total flux cleaned = 0.00221619 Jy ! Component: 3750 - total flux cleaned = 0.00221626 Jy ! Component: 3800 - total flux cleaned = 0.00227438 Jy ! Component: 3850 - total flux cleaned = 0.00233241 Jy ! Component: 3900 - total flux cleaned = 0.00235164 Jy ! Component: 3950 - total flux cleaned = 0.00221739 Jy ! Component: 4000 - total flux cleaned = 0.00227478 Jy ! Component: 4050 - total flux cleaned = 0.00237014 Jy ! Total flux subtracted in 4096 components = 0.00237018 Jy ! Clean residual min=-0.001394 max=0.001261 Jy/beam ! Clean residual mean=0.000004 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.86992 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 523 components and 0.86992 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0927-2034_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.068 x 7.771 at -3.374 degrees (North through East) ! Clean map min=-0.0017713 max=0.75815 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0927-2034_S_a_map.fits wmodel /vlbi/uf001/uvm//J0927-2034_S_a_map.mod ! Writing 523 model components to file: /vlbi/uf001/uvm//J0927-2034_S_a_map.mod wobs /vlbi/uf001/uvm//J0927-2034_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0927-2034_S_a_uvs.fits wwins /vlbi/uf001/uvm//J0927-2034_S_a_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uvm//J0927-2034_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.758152 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000359223 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.142144 0.142144 0.284289 0.568577 1.13715 2.27431 4.54862 9.09724 18.1945 36.389 72.7779 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.758 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2110.53 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0927-2034_S_a_dfm.log closed on Sun Jan 13 21:15:33 2019