! Started logfile: /vlbi/uf001/uvm//J0016-0015_S_a_dfm.log on Sun Jan 13 20:22:20 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//J0016-0015_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0016-0015_S_a_uvm.fits ! AN table 1: 13 integrations on 45 of 45 possible baselines. ! AN table 2: 25 integrations on 6 of 6 possible baselines. ! AN table 3: 8 integrations on 21 of 21 possible baselines. ! AN table 4: 5 integrations on 3 of 3 possible baselines. ! AN table 5: 6 integrations on 1 of 1 possible baselines. ! AN table 6: 9 integrations on 1 of 1 possible baselines. ! Apparent sampling: 0.854234 visibilities/baseline/integration-bin. ! Found source: J0016-0015 ! ! 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 2391 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 J0016-0015_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 40 telescope corrections were flagged in sub-array 1. ! A total of 41 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! A total of 6 telescope corrections were flagged in sub-array 4. ! A total of 12 telescope corrections were flagged in sub-array 5. ! A total of 18 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 2. ! A total of 40 telescope corrections were flagged in sub-array 1. ! A total of 41 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! A total of 6 telescope corrections were flagged in sub-array 4. ! A total of 12 telescope corrections were flagged in sub-array 5. ! A total of 18 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 3. ! A total of 40 telescope corrections were flagged in sub-array 1. ! A total of 41 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! A total of 6 telescope corrections were flagged in sub-array 4. ! A total of 12 telescope corrections were flagged in sub-array 5. ! A total of 18 telescope corrections were flagged in sub-array 6. ! ! Fit before self-cal, rms=1.216288Jy sigma=17.418007 ! Fit after self-cal, rms=0.321835Jy sigma=4.862003 ! 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=2.884 mas, bmaj=6.876 mas, bpa=-2.573 degrees ! Estimated noise=1.55331 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 = 0.54055 Jy ! Component: 100 - total flux cleaned = 0.670229 Jy ! Total flux subtracted in 100 components = 0.670229 Jy ! Clean residual min=-0.029272 max=0.052946 Jy/beam ! Clean residual mean=0.000227 rms=0.008785 Jy/beam ! Combined flux in latest and established models = 0.670229 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.670229 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.215497Jy sigma=3.044895 ! Fit after self-cal, rms=0.215462Jy sigma=3.044640 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0580763 Jy ! Component: 100 - total flux cleaned = 0.0924839 Jy ! Total flux subtracted in 100 components = 0.0924839 Jy ! Clean residual min=-0.031055 max=0.039380 Jy/beam ! Clean residual mean=0.000161 rms=0.007341 Jy/beam ! Combined flux in latest and established models = 0.762713 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 22 components and 0.762713 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.185221Jy sigma=2.673748 ! Fit after self-cal, rms=0.185181Jy sigma=2.673367 ! 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=3.552 mas, bmaj=7.212 mas, bpa=-2.24 degrees ! Estimated noise=1.17003 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 = 0.0456699 Jy ! Component: 100 - total flux cleaned = 0.0716449 Jy ! Component: 150 - total flux cleaned = 0.0882358 Jy ! Component: 200 - total flux cleaned = 0.0991175 Jy ! Total flux subtracted in 200 components = 0.0991175 Jy ! Clean residual min=-0.027423 max=0.031549 Jy/beam ! Clean residual mean=0.000156 rms=0.006871 Jy/beam ! Combined flux in latest and established models = 0.861831 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 64 components and 0.861831 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.171329Jy sigma=2.529595 ! Fit after self-cal, rms=0.171270Jy sigma=2.528967 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.552 x 7.212 at -2.24 degrees (North through East) ! Clean map min=-0.026938 max=0.72205 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.97 KP 1.06 ! LA 0.97 MK 1.08 NL 1.06 OV 1.06 ! PT 0.99 SC 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 0.98 NL 1.03 SC 0.98 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.95 KP 0.98 LA 0.92 ! MK 0.96 OV 0.96 PT 0.94 ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* HN 0.00* ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.00* MK 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.33 FD 1.03 HN 0.98 KP 1.02 ! LA 0.97 MK 1.06 NL 1.13 OV 1.02 ! PT 0.98 SC 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 0.97 NL 1.04 SC 0.94 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.94 KP 1.00 LA 0.93 ! MK 0.93 OV 0.92 PT 0.94 ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* HN 0.00* ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.00* MK 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.05 HN 1.00 KP 1.06 ! LA 0.98 MK 1.08 NL 1.08 OV 1.06 ! PT 1.02 SC 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 HN 0.99 NL 1.06 SC 0.98 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.92 KP 1.01 LA 0.91 ! MK 1.01 OV 0.95 PT 0.93 ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* HN 0.00* ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.00* MK 0.00* ! ! ! Fit before self-cal, rms=0.171270Jy sigma=2.528967 ! Fit after self-cal, rms=0.174880Jy sigma=2.248806 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.588 mas, bmaj=7.302 mas, bpa=-0.8332 degrees ! Estimated noise=1.19226 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 (-34, 47). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.014358 Jy ! Component: 100 - total flux cleaned = 0.0148158 Jy ! Component: 150 - total flux cleaned = 0.0141369 Jy ! Component: 200 - total flux cleaned = 0.0131999 Jy ! Total flux subtracted in 200 components = 0.0131999 Jy ! Clean residual min=-0.018878 max=0.021535 Jy/beam ! Clean residual mean=0.000018 rms=0.004043 Jy/beam ! Combined flux in latest and established models = 0.875031 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 92 components and 0.875031 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.171083Jy sigma=2.214383 ! Fit after self-cal, rms=0.170744Jy sigma=2.208224 ! 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=0.170744Jy sigma=2.208224 ! Fit after self-cal, rms=0.121267Jy sigma=1.380341 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.576 mas, bmaj=7.3 mas, bpa=-0.9322 degrees ! Estimated noise=1.19067 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156669 Jy ! Component: 100 - total flux cleaned = 0.00232656 Jy ! Component: 150 - total flux cleaned = 0.00317753 Jy ! Component: 200 - total flux cleaned = 0.0038903 Jy ! Total flux subtracted in 200 components = 0.0038903 Jy ! Clean residual min=-0.007038 max=0.008776 Jy/beam ! Clean residual mean=-0.000013 rms=0.001931 Jy/beam ! Combined flux in latest and established models = 0.878921 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 109 components and 0.878921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.120422Jy sigma=1.366956 ! Fit after self-cal, rms=0.120488Jy sigma=1.365927 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 (-85.5, 77). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00727215 Jy ! Component: 100 - total flux cleaned = 0.00961639 Jy ! Component: 150 - total flux cleaned = 0.0100913 Jy ! Component: 200 - total flux cleaned = 0.0105212 Jy ! Total flux subtracted in 200 components = 0.0105212 Jy ! Clean residual min=-0.007286 max=0.007839 Jy/beam ! Clean residual mean=-0.000008 rms=0.001825 Jy/beam ! Combined flux in latest and established models = 0.889442 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 124 components and 0.889442 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.119662Jy sigma=1.357962 ! Fit after self-cal, rms=0.119599Jy sigma=1.357360 ! Inverting map ! Added new window around map position (127.5, 103.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0066842 Jy ! Component: 100 - total flux cleaned = 0.00949566 Jy ! Component: 150 - total flux cleaned = 0.0108326 Jy ! Component: 200 - total flux cleaned = 0.011935 Jy ! Total flux subtracted in 200 components = 0.011935 Jy ! Clean residual min=-0.007149 max=0.007384 Jy/beam ! Clean residual mean=0.000002 rms=0.001737 Jy/beam ! Combined flux in latest and established models = 0.901377 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 141 components and 0.901377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.118902Jy sigma=1.351167 ! Fit after self-cal, rms=0.118851Jy sigma=1.350658 ! Inverting map ! Added new window around map position (78.5, 127.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0062489 Jy ! Component: 100 - total flux cleaned = 0.00752658 Jy ! Component: 150 - total flux cleaned = 0.00827973 Jy ! Component: 200 - total flux cleaned = 0.00886897 Jy ! Total flux subtracted in 200 components = 0.00886897 Jy ! Clean residual min=-0.007077 max=0.006646 Jy/beam ! Clean residual mean=0.000003 rms=0.001643 Jy/beam ! Combined flux in latest and established models = 0.910246 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 167 components and 0.910246 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.118213Jy sigma=1.345798 ! Fit after self-cal, rms=0.118126Jy sigma=1.345328 ! 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=0.118126Jy sigma=1.345328 ! Fit after self-cal, rms=0.117584Jy sigma=1.341124 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.576 mas, bmaj=7.295 mas, bpa=-0.9513 degrees ! Estimated noise=1.18795 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172255 Jy ! Component: 100 - total flux cleaned = 0.00304982 Jy ! Component: 150 - total flux cleaned = 0.00423211 Jy ! Component: 200 - total flux cleaned = 0.00507132 Jy ! Total flux subtracted in 200 components = 0.00507132 Jy ! Clean residual min=-0.006865 max=0.006496 Jy/beam ! Clean residual mean=0.000003 rms=0.001579 Jy/beam ! Combined flux in latest and established models = 0.915318 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 182 components and 0.915317 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.117170Jy sigma=1.337183 ! Fit after self-cal, rms=0.117141Jy sigma=1.337028 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 = 0.00154074 Jy ! Component: 100 - total flux cleaned = 0.00208361 Jy ! Component: 150 - total flux cleaned = 0.00259058 Jy ! Component: 200 - total flux cleaned = 0.0027809 Jy ! Total flux subtracted in 200 components = 0.0027809 Jy ! Clean residual min=-0.006749 max=0.006414 Jy/beam ! Clean residual mean=0.000005 rms=0.001541 Jy/beam ! Combined flux in latest and established models = 0.918098 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 193 components and 0.918098 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.116915Jy sigma=1.335020 ! Fit after self-cal, rms=0.116905Jy sigma=1.334961 ! 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=0.116905Jy sigma=1.334961 ! Fit after self-cal, rms=0.116781Jy sigma=1.334231 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.775 mas, bmaj=11.57 mas, bpa=1.482 degrees ! Estimated noise=1.51503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149034 Jy ! Component: 100 - total flux cleaned = 0.00233071 Jy ! Component: 150 - total flux cleaned = 0.0028408 Jy ! Component: 200 - total flux cleaned = 0.00302344 Jy ! Total flux subtracted in 200 components = 0.00302344 Jy ! Clean residual min=-0.006770 max=0.008415 Jy/beam ! Clean residual mean=0.000008 rms=0.002096 Jy/beam ! Combined flux in latest and established models = 0.921122 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 210 components and 0.921122 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.116588Jy sigma=1.332993 ! Fit after self-cal, rms=0.116564Jy sigma=1.332833 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 = 0.000870298 Jy ! Component: 100 - total flux cleaned = 0.000868841 Jy ! Component: 150 - total flux cleaned = 0.000942539 Jy ! Component: 200 - total flux cleaned = 0.00115997 Jy ! Total flux subtracted in 200 components = 0.00115997 Jy ! Clean residual min=-0.006696 max=0.008344 Jy/beam ! Clean residual mean=0.000009 rms=0.002081 Jy/beam ! Combined flux in latest and established models = 0.922282 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 215 components and 0.922282 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.116460Jy sigma=1.332324 ! Fit after self-cal, rms=0.116448Jy sigma=1.332257 ! 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=3.574 mas, bmaj=7.293 mas, bpa=-0.9753 degrees ! Estimated noise=1.18637 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.574 x 7.293 at -0.9753 degrees (North through East) ! Clean map min=-0.0061624 max=0.71912 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=0.116448Jy sigma=1.332257 ! Fit after self-cal, rms=0.106320Jy sigma=1.087673 ! Inverting map and beam ! Estimated beam: bmin=3.573 mas, bmaj=7.291 mas, bpa=-1.022 degrees ! Estimated noise=1.18632 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000801723 Jy ! Component: 100 - total flux cleaned = -0.000703346 Jy ! Component: 150 - total flux cleaned = -0.000886373 Jy ! Component: 200 - total flux cleaned = -0.000802179 Jy ! Total flux subtracted in 200 components = -0.000802179 Jy ! Clean residual min=-0.005805 max=0.006564 Jy/beam ! Clean residual mean=0.000008 rms=0.001485 Jy/beam ! Combined flux in latest and established models = 0.92148 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 227 components and 0.92148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.106109Jy sigma=1.085398 ! Fit after self-cal, rms=0.106107Jy sigma=1.085319 ! Inverting map ! Added new window around map position (61.5, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00599441 Jy ! Component: 100 - total flux cleaned = 0.0088027 Jy ! Component: 150 - total flux cleaned = 0.00931566 Jy ! Component: 200 - total flux cleaned = 0.00987776 Jy ! Total flux subtracted in 200 components = 0.00987776 Jy ! Clean residual min=-0.005708 max=0.006063 Jy/beam ! Clean residual mean=0.000008 rms=0.001395 Jy/beam ! Combined flux in latest and established models = 0.931357 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 250 components and 0.931357 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.105628Jy sigma=1.078987 ! Fit after self-cal, rms=0.105581Jy sigma=1.078446 ! Inverting map ! Added new window around map position (-28.5, -59). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00347575 Jy ! Component: 100 - total flux cleaned = 0.00411628 Jy ! Component: 150 - total flux cleaned = 0.00453348 Jy ! Component: 200 - total flux cleaned = 0.00528189 Jy ! Total flux subtracted in 200 components = 0.00528189 Jy ! Clean residual min=-0.004939 max=0.006043 Jy/beam ! Clean residual mean=0.000005 rms=0.001305 Jy/beam ! Combined flux in latest and established models = 0.936639 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 270 components and 0.936639 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.105120Jy sigma=1.073679 ! Fit after self-cal, rms=0.105082Jy sigma=1.073432 ! Inverting map ! Added new window around map position (33.5, -96). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00393301 Jy ! Component: 100 - total flux cleaned = 0.00425989 Jy ! Component: 150 - total flux cleaned = 0.00547432 Jy ! Component: 200 - total flux cleaned = 0.00641486 Jy ! Total flux subtracted in 200 components = 0.00641486 Jy ! Clean residual min=-0.004769 max=0.004714 Jy/beam ! Clean residual mean=0.000004 rms=0.001227 Jy/beam ! Combined flux in latest and established models = 0.943054 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 292 components and 0.943054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.104711Jy sigma=1.068302 ! Fit after self-cal, rms=0.104681Jy sigma=1.067836 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.104681Jy sigma=1.067836 ! Fit after self-cal, rms=0.104478Jy sigma=1.066262 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=2.872 mas, bmaj=6.957 mas, bpa=-0.9343 degrees ! Estimated noise=1.61297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.548254 Jy ! Component: 100 - total flux cleaned = 0.679633 Jy ! Component: 150 - total flux cleaned = 0.739579 Jy ! Component: 200 - total flux cleaned = 0.775165 Jy ! Total flux subtracted in 200 components = 0.775165 Jy ! Clean residual min=-0.013862 max=0.019857 Jy/beam ! Clean residual mean=0.000063 rms=0.003892 Jy/beam ! Combined flux in latest and established models = 0.775165 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 0.775165 Jy ! Inverting map and beam ! Estimated beam: bmin=3.572 mas, bmaj=7.287 mas, bpa=-0.9802 degrees ! Estimated noise=1.18503 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 = 0.0383126 Jy ! Component: 100 - total flux cleaned = 0.0614534 Jy ! Component: 150 - total flux cleaned = 0.0779841 Jy ! Component: 200 - total flux cleaned = 0.0913538 Jy ! Total flux subtracted in 200 components = 0.0913538 Jy ! Clean residual min=-0.008710 max=0.010304 Jy/beam ! Clean residual mean=0.000021 rms=0.002466 Jy/beam ! Combined flux in latest and established models = 0.866519 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 76 components and 0.866519 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=7.77 mas, bmaj=11.56 mas, bpa=1.399 degrees ! Estimated noise=1.51481 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0159803 Jy ! Component: 100 - total flux cleaned = 0.0272081 Jy ! Component: 150 - total flux cleaned = 0.0361035 Jy ! Component: 200 - total flux cleaned = 0.0434249 Jy ! Total flux subtracted in 200 components = 0.0434249 Jy ! Clean residual min=-0.007145 max=0.009625 Jy/beam ! Clean residual mean=0.000015 rms=0.002331 Jy/beam ! Combined flux in latest and established models = 0.909944 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 = 0.00532811 Jy ! Component: 100 - total flux cleaned = 0.00987518 Jy ! Component: 150 - total flux cleaned = 0.0138021 Jy ! Component: 200 - total flux cleaned = 0.0172087 Jy ! Total flux subtracted in 200 components = 0.0172087 Jy ! Clean residual min=-0.006183 max=0.008171 Jy/beam ! Clean residual mean=0.000008 rms=0.001990 Jy/beam ! Combined flux in latest and established models = 0.927153 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 142 components and 0.927153 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.572 mas, bmaj=7.287 mas, bpa=-0.9802 degrees ! Estimated noise=1.18503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00337463 Jy ! Component: 100 - total flux cleaned = 0.00483848 Jy ! Component: 150 - total flux cleaned = 0.00617152 Jy ! Component: 200 - total flux cleaned = 0.00741179 Jy ! Total flux subtracted in 200 components = 0.00741179 Jy ! Clean residual min=-0.005438 max=0.006760 Jy/beam ! Clean residual mean=0.000005 rms=0.001476 Jy/beam ! Combined flux in latest and established models = 0.934565 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 178 components and 0.934564 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.105774Jy sigma=1.084286 ! Fit after self-cal, rms=0.105616Jy sigma=1.081894 wmodel J0016-0015_S_a_map.mod ! Writing 178 model components to file: J0016-0015_S_a_map.mod wobs J0016-0015_S_a_uvs.fits ! Writing UV FITS file: J0016-0015_S_a_uvs.fits wwins J0016-0015_S_a_map.win ! wwins: Wrote 8 windows to J0016-0015_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 = 0.00280492 Jy ! Component: 100 - total flux cleaned = 0.00458666 Jy ! Component: 150 - total flux cleaned = 0.00569125 Jy ! Component: 200 - total flux cleaned = 0.00638547 Jy ! Component: 250 - total flux cleaned = 0.00704554 Jy ! Component: 300 - total flux cleaned = 0.00792213 Jy ! Component: 350 - total flux cleaned = 0.00861838 Jy ! Component: 400 - total flux cleaned = 0.00929627 Jy ! Component: 450 - total flux cleaned = 0.010102 Jy ! Component: 500 - total flux cleaned = 0.0109555 Jy ! Component: 550 - total flux cleaned = 0.0114422 Jy ! Component: 600 - total flux cleaned = 0.0122611 Jy ! Component: 650 - total flux cleaned = 0.0128629 Jy ! Component: 700 - total flux cleaned = 0.0134557 Jy ! Component: 750 - total flux cleaned = 0.014102 Jy ! Component: 800 - total flux cleaned = 0.0145457 Jy ! Component: 850 - total flux cleaned = 0.0149829 Jy ! Component: 900 - total flux cleaned = 0.0154138 Jy ! Component: 950 - total flux cleaned = 0.0160795 Jy ! Component: 1000 - total flux cleaned = 0.0163774 Jy ! Component: 1050 - total flux cleaned = 0.0168478 Jy ! Component: 1100 - total flux cleaned = 0.0171376 Jy ! Component: 1150 - total flux cleaned = 0.017538 Jy ! Component: 1200 - total flux cleaned = 0.0178209 Jy ! Component: 1250 - total flux cleaned = 0.0182121 Jy ! Component: 1300 - total flux cleaned = 0.0183221 Jy ! Component: 1350 - total flux cleaned = 0.018759 Jy ! Component: 1400 - total flux cleaned = 0.0189203 Jy ! Component: 1450 - total flux cleaned = 0.0191343 Jy ! Component: 1500 - total flux cleaned = 0.0195032 Jy ! Component: 1550 - total flux cleaned = 0.0195552 Jy ! Component: 1600 - total flux cleaned = 0.0197623 Jy ! Component: 1650 - total flux cleaned = 0.0200694 Jy ! Component: 1700 - total flux cleaned = 0.0201207 Jy ! Component: 1750 - total flux cleaned = 0.0203722 Jy ! Component: 1800 - total flux cleaned = 0.0206209 Jy ! Component: 1850 - total flux cleaned = 0.0209649 Jy ! Component: 1900 - total flux cleaned = 0.0211592 Jy ! Component: 1950 - total flux cleaned = 0.0213033 Jy ! Component: 2000 - total flux cleaned = 0.0212558 Jy ! Component: 2050 - total flux cleaned = 0.0214931 Jy ! Component: 2100 - total flux cleaned = 0.0216798 Jy ! Component: 2150 - total flux cleaned = 0.0218652 Jy ! Component: 2200 - total flux cleaned = 0.0220029 Jy ! Component: 2250 - total flux cleaned = 0.0220942 Jy ! Component: 2300 - total flux cleaned = 0.0221843 Jy ! Component: 2350 - total flux cleaned = 0.0222742 Jy ! Component: 2400 - total flux cleaned = 0.0224077 Jy ! Component: 2450 - total flux cleaned = 0.0225403 Jy ! Component: 2500 - total flux cleaned = 0.0226279 Jy ! Component: 2550 - total flux cleaned = 0.022845 Jy ! Component: 2600 - total flux cleaned = 0.0229315 Jy ! Component: 2650 - total flux cleaned = 0.0231451 Jy ! Component: 2700 - total flux cleaned = 0.0232299 Jy ! Component: 2750 - total flux cleaned = 0.0233982 Jy ! Component: 2800 - total flux cleaned = 0.0236067 Jy ! Component: 2850 - total flux cleaned = 0.0236477 Jy ! Component: 2900 - total flux cleaned = 0.0238935 Jy ! Component: 2950 - total flux cleaned = 0.0238931 Jy ! Component: 3000 - total flux cleaned = 0.0241355 Jy ! Component: 3050 - total flux cleaned = 0.0241758 Jy ! Component: 3100 - total flux cleaned = 0.0244147 Jy ! Component: 3150 - total flux cleaned = 0.0245334 Jy ! Component: 3200 - total flux cleaned = 0.0246907 Jy ! Component: 3250 - total flux cleaned = 0.0248852 Jy ! Component: 3300 - total flux cleaned = 0.0250397 Jy ! Component: 3350 - total flux cleaned = 0.0251162 Jy ! Component: 3400 - total flux cleaned = 0.0251925 Jy ! Component: 3450 - total flux cleaned = 0.0254571 Jy ! Component: 3500 - total flux cleaned = 0.0255322 Jy ! Component: 3550 - total flux cleaned = 0.0256812 Jy ! Component: 3600 - total flux cleaned = 0.0259403 Jy ! Component: 3650 - total flux cleaned = 0.0260502 Jy ! Component: 3700 - total flux cleaned = 0.0260867 Jy ! Component: 3750 - total flux cleaned = 0.0263042 Jy ! Component: 3800 - total flux cleaned = 0.0265562 Jy ! Component: 3850 - total flux cleaned = 0.0267705 Jy ! Component: 3900 - total flux cleaned = 0.0269481 Jy ! Component: 3950 - total flux cleaned = 0.0271244 Jy ! Component: 4000 - total flux cleaned = 0.0273345 Jy ! Component: 4050 - total flux cleaned = 0.0275085 Jy ! Total flux subtracted in 4096 components = 0.027647 Jy ! Clean residual min=-0.001724 max=0.002211 Jy/beam ! Clean residual mean=-0.000002 rms=0.000647 Jy/beam ! Combined flux in latest and established models = 0.962211 Jy keep ! Adding 280 model components to the UV plane model. ! The established model now contains 456 components and 0.962211 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0016-0015_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.572 x 7.287 at -0.9802 degrees (North through East) ! Clean map min=-0.0035026 max=0.72036 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0016-0015_S_a_map.fits wmodel /vlbi/uf001/uvm//J0016-0015_S_a_map.mod ! Writing 456 model components to file: /vlbi/uf001/uvm//J0016-0015_S_a_map.mod wobs /vlbi/uf001/uvm//J0016-0015_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0016-0015_S_a_uvs.fits wwins /vlbi/uf001/uvm//J0016-0015_S_a_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uvm//J0016-0015_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.720365 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000644623 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.268457 0.268457 0.536914 1.07383 2.14766 4.29531 8.59062 17.1812 34.3625 68.725 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.72 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1117.5 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0016-0015_S_a_dfm.log closed on Sun Jan 13 20:22:25 2019