! Started logfile: /scr/pima/rv123_uvs/J1620+4901_S_dfm.log on Sun Dec 23 05:04:59 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.23275 obs /scr/pima/rv123_uvs/J1620+4901_S_uva.fits ! Reading UV FITS file: /scr/pima/rv123_uvs/J1620+4901_S_uva.fits ! AN table 1: 12 integrations on 21 of 21 possible baselines. ! AN table 2: 10 integrations on 28 of 28 possible baselines. ! AN table 3: 9 integrations on 28 of 28 possible baselines. ! AN table 4: 29 integrations on 10 of 10 possible baselines. ! AN table 5: 7 integrations on 45 of 45 possible baselines. ! AN table 6: 3 integrations on 28 of 28 possible baselines. ! AN table 7: 42 integrations on 55 of 55 possible baselines. ! Apparent sampling: 0.635739 visibilities/baseline/integration-bin. ! Found source: J1620+4901 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23275e+09 8e+06 1 8e+06 ! 02 2 2.26275e+09 8e+06 1 8e+06 ! 03 3 2.35275e+09 8e+06 1 8e+06 ! 04 4 2.37275e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 89 lines of history. ! ! Reading 9620 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J1620+4901_S] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 24 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 38 telescope corrections were flagged in sub-array 3. ! A total of 30 telescope corrections were flagged in sub-array 4. ! A total of 24 telescope corrections were flagged in sub-array 5. ! A total of 8 telescope corrections were flagged in sub-array 6. ! A total of 219 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 38 telescope corrections were flagged in sub-array 3. ! A total of 30 telescope corrections were flagged in sub-array 4. ! A total of 24 telescope corrections were flagged in sub-array 5. ! A total of 8 telescope corrections were flagged in sub-array 6. ! A total of 219 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 3. ! A total of 84 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! A total of 72 telescope corrections were flagged in sub-array 3. ! A total of 30 telescope corrections were flagged in sub-array 4. ! A total of 58 telescope corrections were flagged in sub-array 5. ! A total of 24 telescope corrections were flagged in sub-array 6. ! A total of 349 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 38 telescope corrections were flagged in sub-array 3. ! A total of 30 telescope corrections were flagged in sub-array 4. ! A total of 24 telescope corrections were flagged in sub-array 5. ! A total of 8 telescope corrections were flagged in sub-array 6. ! A total of 219 telescope corrections were flagged in sub-array 7. ! ! Fit before self-cal, rms=1.020962Jy sigma=13.999402 ! Fit after self-cal, rms=0.842543Jy sigma=11.780194 ! 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=2.315 mas, bmaj=3.206 mas, bpa=1.484 degrees ! Estimated noise=1.06957 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 = 0.115692 Jy ! Component: 100 - total flux cleaned = 0.156096 Jy ! Total flux subtracted in 100 components = 0.156096 Jy ! Clean residual min=-0.011107 max=0.021267 Jy/beam ! Clean residual mean=0.000019 rms=0.002649 Jy/beam ! Combined flux in latest and established models = 0.156096 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.156096 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134573Jy sigma=1.349208 ! Fit after self-cal, rms=0.134244Jy sigma=1.346440 ! Inverting map ! Added new window around map position (0, 4.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0244469 Jy ! Component: 100 - total flux cleaned = 0.0407147 Jy ! Total flux subtracted in 100 components = 0.0407147 Jy ! Clean residual min=-0.010070 max=0.013931 Jy/beam ! Clean residual mean=0.000014 rms=0.002276 Jy/beam ! Combined flux in latest and established models = 0.196811 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 29 components and 0.196811 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.127579Jy sigma=1.280242 ! Fit after self-cal, rms=0.127008Jy sigma=1.275106 ! Inverting map ! Added new window around map position (0.5, 9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0154656 Jy ! Component: 100 - total flux cleaned = 0.0262091 Jy ! Total flux subtracted in 100 components = 0.0262091 Jy ! Clean residual min=-0.008543 max=0.010710 Jy/beam ! Clean residual mean=0.000010 rms=0.002063 Jy/beam ! Combined flux in latest and established models = 0.22302 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 47 components and 0.22302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124775Jy sigma=1.263021 ! Fit after self-cal, rms=0.124492Jy sigma=1.260840 ! 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=2.485 mas, bmaj=3.897 mas, bpa=15.68 degrees ! Estimated noise=0.779998 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 = 0.00649757 Jy ! Component: 100 - total flux cleaned = 0.0103421 Jy ! Component: 150 - total flux cleaned = 0.0120079 Jy ! Component: 200 - total flux cleaned = 0.0129039 Jy ! Total flux subtracted in 200 components = 0.0129039 Jy ! Clean residual min=-0.010236 max=0.012436 Jy/beam ! Clean residual mean=0.000010 rms=0.002973 Jy/beam ! Combined flux in latest and established models = 0.235924 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 68 components and 0.235924 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123812Jy sigma=1.259777 ! Fit after self-cal, rms=0.123668Jy sigma=1.258915 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.485 x 3.897 at 15.68 degrees (North through East) ! Clean map min=-0.010327 max=0.14166 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 0.91 MC 0.82 NL 1.02 ! NY 1.26 SC 1.06 WN 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.15 HN 0.94 LA 0.96 ! NL 0.90 NY 1.13 SC 0.93 WN 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.16 FD 0.98 HN 0.92 KP 0.85 ! LA 0.88 NL 0.93 OV 0.77 SC 1.09 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! MC 0.97 NY 1.27 ON 0.73 WN 1.00* ! WZ 0.95 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.11 FD 0.99 KP 0.90 LA 0.83 ! MC 1.05 MK 0.96 NL 1.02 NY 1.31 ! OV 0.82 WN 1.00* ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.99 FD 0.95 KP 0.83 LA 0.88 ! MK 1.14 NL 1.11 OV 0.85 PT 0.93 ! ! A total of 9 telescope corrections were flagged in sub-array 7. ! Telescope amplitude corrections in sub-array 7: ! BR 0.96 KP 0.85 LA 0.95 MK 0.96 ! NL 1.08 NY 1.26 ON 0.73 OV 1.11 ! PT 1.05 WN 1.00* WZ 0.83 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 HN 0.90 MC 0.80 NL 0.98 ! NY 1.21 SC 0.87 WN 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.14 HN 0.92 LA 0.96 ! NL 1.05 NY 1.18 SC 0.87 WN 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.11 HN 0.90 KP 0.86 ! LA 0.83 NL 0.98 OV 0.64 SC 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! MC 0.95 NY 1.06 ON 0.89 WN 1.00* ! WZ 0.84 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.05 FD 1.04 KP 0.89 LA 0.79 ! MC 0.84 MK 0.91 NL 1.07 NY 1.34 ! OV 0.64 WN 1.00* ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.96 FD 0.93 KP 0.85 LA 0.80 ! MK 1.13 NL 1.16 OV 0.71 PT 1.03 ! ! A total of 9 telescope corrections were flagged in sub-array 7. ! Telescope amplitude corrections in sub-array 7: ! BR 0.99 KP 0.93 LA 0.95 MK 0.96 ! NL 0.98 NY 1.14 ON 0.88 OV 2.88 ! PT 1.00 WN 1.00* WZ 0.80 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* HN 0.00* MC 0.00* NL 0.00* ! NY 0.00* SC 0.00* WN 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* LA 0.00* ! NL 0.00* NY 0.00* SC 0.00* WN 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! MC 1.11 NY 1.19 ON 0.60 WN 1.00* ! WZ 0.95 ! ! A total of 12 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* WN 0.00* ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.00* FD 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* OV 0.00* PT 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 7. ! Telescope amplitude corrections in sub-array 7: ! BR 1.00* KP 1.00* LA 1.00* MK 1.39 ! NL 1.00* NY 1.23 ON 0.62 OV 1.00* ! PT 1.00* WN 1.00* WZ 0.87 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.11 MC 0.96 NL 1.09 ! NY 1.10 SC 0.83 WN 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.26 FD 1.22 HN 1.00 LA 0.95 ! NL 1.04 NY 1.16 SC 0.84 WN 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.11 FD 1.01 HN 0.86 KP 0.98 ! LA 0.95 NL 1.05 OV 0.82 SC 0.93 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! MC 1.21 NY 1.21 ON 0.63 WN 1.00* ! WZ 0.89 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.18 FD 1.08 KP 0.91 LA 0.78 ! MC 0.98 MK 0.88 NL 1.08 NY 1.33 ! OV 0.82 WN 1.00* ! ! Telescope amplitude corrections in sub-array 6: ! BR 1.02 FD 0.89 KP 0.88 LA 0.83 ! MK 1.20 NL 1.23 OV 0.86 PT 0.99 ! ! A total of 9 telescope corrections were flagged in sub-array 7. ! Telescope amplitude corrections in sub-array 7: ! BR 0.94 KP 1.08 LA 0.93 MK 0.97 ! NL 1.10 NY 1.32 ON 0.76 OV 1.59 ! PT 1.06 WN 1.00* WZ 0.83 ! ! ! Fit before self-cal, rms=0.123668Jy sigma=1.258915 ! Fit after self-cal, rms=0.103495Jy sigma=1.000888 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.476 mas, bmaj=3.917 mas, bpa=15.62 degrees ! Estimated noise=0.792095 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 (9.5, 27). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012476 Jy ! Component: 100 - total flux cleaned = 0.0198577 Jy ! Component: 150 - total flux cleaned = 0.0249106 Jy ! Component: 200 - total flux cleaned = 0.0287766 Jy ! Total flux subtracted in 200 components = 0.0287766 Jy ! Clean residual min=-0.004975 max=0.005028 Jy/beam ! Clean residual mean=0.000000 rms=0.001222 Jy/beam ! Combined flux in latest and established models = 0.264701 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 116 components and 0.264701 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101942Jy sigma=0.963634 ! Fit after self-cal, rms=0.101375Jy sigma=0.955956 ! 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. ! ! Fit before self-cal, rms=0.101375Jy sigma=0.955956 ! Fit after self-cal, rms=0.102120Jy sigma=0.952359 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.477 mas, bmaj=3.928 mas, bpa=15.46 degrees ! Estimated noise=0.788447 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00599607 Jy ! Component: 100 - total flux cleaned = 0.00979019 Jy ! Component: 150 - total flux cleaned = 0.0127158 Jy ! Component: 200 - total flux cleaned = 0.0149611 Jy ! Total flux subtracted in 200 components = 0.0149611 Jy ! Clean residual min=-0.004005 max=0.003934 Jy/beam ! Clean residual mean=-0.000012 rms=0.001023 Jy/beam ! Combined flux in latest and established models = 0.279662 Jy selfcal ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 148 components and 0.279662 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101665Jy sigma=0.943164 ! Fit after self-cal, rms=0.101623Jy sigma=0.942123 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 = 0.00252773 Jy ! Component: 100 - total flux cleaned = 0.00430731 Jy ! Component: 150 - total flux cleaned = 0.00555767 Jy ! Component: 200 - total flux cleaned = 0.00639435 Jy ! Total flux subtracted in 200 components = 0.00639435 Jy ! Clean residual min=-0.003808 max=0.003932 Jy/beam ! Clean residual mean=-0.000014 rms=0.001001 Jy/beam ! Combined flux in latest and established models = 0.286056 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 159 components and 0.286056 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101483Jy sigma=0.940061 ! Fit after self-cal, rms=0.101479Jy sigma=0.939813 ! 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. ! ! Fit before self-cal, rms=0.101479Jy sigma=0.939813 ! Fit after self-cal, rms=0.097389Jy sigma=0.913067 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.49 mas, bmaj=3.927 mas, bpa=15.4 degrees ! Estimated noise=0.785885 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000339943 Jy ! Component: 100 - total flux cleaned = -4.36232e-05 Jy ! Component: 150 - total flux cleaned = 0.000109108 Jy ! Component: 200 - total flux cleaned = 0.000243591 Jy ! Total flux subtracted in 200 components = 0.000243591 Jy ! Clean residual min=-0.003310 max=0.002791 Jy/beam ! Clean residual mean=0.000001 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.2863 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 173 components and 0.2863 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097303Jy sigma=0.912000 ! Fit after self-cal, rms=0.097296Jy sigma=0.911662 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 = 0.000327369 Jy ! Component: 100 - total flux cleaned = 0.000573655 Jy ! Component: 150 - total flux cleaned = 0.000749081 Jy ! Component: 200 - total flux cleaned = 0.000812287 Jy ! Total flux subtracted in 200 components = 0.000812287 Jy ! Clean residual min=-0.003356 max=0.002813 Jy/beam ! Clean residual mean=0.000001 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.287112 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 184 components and 0.287112 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097261Jy sigma=0.911234 ! Fit after self-cal, rms=0.097263Jy sigma=0.911183 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097263Jy sigma=0.911183 ! Fit after self-cal, rms=0.097643Jy sigma=0.910945 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.398 mas, bmaj=10.08 mas, bpa=61.34 degrees ! Estimated noise=1.06717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000958522 Jy ! Component: 100 - total flux cleaned = 0.00139314 Jy ! Component: 150 - total flux cleaned = 0.00142772 Jy ! Component: 200 - total flux cleaned = 0.00142843 Jy ! Total flux subtracted in 200 components = 0.00142843 Jy ! Clean residual min=-0.003331 max=0.003559 Jy/beam ! Clean residual mean=0.000001 rms=0.000848 Jy/beam ! Combined flux in latest and established models = 0.28854 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 189 components and 0.28854 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097627Jy sigma=0.910774 ! Fit after self-cal, rms=0.097638Jy sigma=0.910679 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 = 0.000203565 Jy ! Component: 100 - total flux cleaned = 0.000338168 Jy ! Component: 150 - total flux cleaned = 0.000339604 Jy ! Component: 200 - total flux cleaned = 0.00034032 Jy ! Total flux subtracted in 200 components = 0.00034032 Jy ! Clean residual min=-0.003358 max=0.003523 Jy/beam ! Clean residual mean=0.000001 rms=0.000842 Jy/beam ! Combined flux in latest and established models = 0.288881 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 192 components and 0.288881 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097636Jy sigma=0.910692 ! Fit after self-cal, rms=0.097638Jy sigma=0.910657 ! 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=2.497 mas, bmaj=3.929 mas, bpa=15.26 degrees ! Estimated noise=0.785301 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.497 x 3.929 at 15.26 degrees (North through East) ! Clean map min=-0.0032106 max=0.14292 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.365 mas, bmaj=3.26 mas, bpa=2.021 degrees ! Estimated noise=1.04854 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.112482 Jy ! Component: 100 - total flux cleaned = 0.154303 Jy ! Component: 150 - total flux cleaned = 0.177567 Jy ! Component: 200 - total flux cleaned = 0.192909 Jy ! Total flux subtracted in 200 components = 0.192909 Jy ! Clean residual min=-0.006194 max=0.008917 Jy/beam ! Clean residual mean=0.000011 rms=0.001451 Jy/beam ! Combined flux in latest and established models = 0.192909 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 33 model components to the UV plane model. ! The established model now contains 33 components and 0.192909 Jy ! Inverting map and beam ! Estimated beam: bmin=2.497 mas, bmaj=3.929 mas, bpa=15.26 degrees ! Estimated noise=0.785301 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 = 0.0160274 Jy ! Component: 100 - total flux cleaned = 0.0284906 Jy ! Component: 150 - total flux cleaned = 0.0385308 Jy ! Component: 200 - total flux cleaned = 0.0469035 Jy ! Total flux subtracted in 200 components = 0.0469035 Jy ! Clean residual min=-0.004566 max=0.005853 Jy/beam ! Clean residual mean=0.000014 rms=0.001105 Jy/beam ! Combined flux in latest and established models = 0.239812 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 91 components and 0.239812 Jy ! Inverting map ! Added new window around map position (6, 11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00725135 Jy ! Component: 100 - total flux cleaned = 0.0133274 Jy ! Component: 150 - total flux cleaned = 0.018502 Jy ! Component: 200 - total flux cleaned = 0.0229356 Jy ! Total flux subtracted in 200 components = 0.0229356 Jy ! Clean residual min=-0.003848 max=0.003632 Jy/beam ! Clean residual mean=0.000007 rms=0.000804 Jy/beam ! Combined flux in latest and established models = 0.262748 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 122 components and 0.262748 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=8.398 mas, bmaj=10.08 mas, bpa=61.34 degrees ! Estimated noise=1.06717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00753202 Jy ! Component: 100 - total flux cleaned = 0.0126307 Jy ! Component: 150 - total flux cleaned = 0.0162404 Jy ! Component: 200 - total flux cleaned = 0.0188238 Jy ! Total flux subtracted in 200 components = 0.0188238 Jy ! Clean residual min=-0.003123 max=0.002950 Jy/beam ! Clean residual mean=0.000006 rms=0.000865 Jy/beam ! Combined flux in latest and established models = 0.281572 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 = 0.00187743 Jy ! Component: 100 - total flux cleaned = 0.0032601 Jy ! Component: 150 - total flux cleaned = 0.00428645 Jy ! Component: 200 - total flux cleaned = 0.005054 Jy ! Total flux subtracted in 200 components = 0.005054 Jy ! Clean residual min=-0.003260 max=0.003224 Jy/beam ! Clean residual mean=0.000002 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.286626 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 176 components and 0.286626 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.497 mas, bmaj=3.929 mas, bpa=15.26 degrees ! Estimated noise=0.785301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00121289 Jy ! Component: 100 - total flux cleaned = -0.00107721 Jy ! Component: 150 - total flux cleaned = -0.000709669 Jy ! Component: 200 - total flux cleaned = -0.000491164 Jy ! Total flux subtracted in 200 components = -0.000491164 Jy ! Clean residual min=-0.003509 max=0.002851 Jy/beam ! Clean residual mean=0.000001 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.286134 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 188 components and 0.286134 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097713Jy sigma=0.911346 ! Fit after self-cal, rms=0.097698Jy sigma=0.910739 wmodel J1620+4901_S_map.mod ! Writing 188 model components to file: J1620+4901_S_map.mod wobs J1620+4901_S_uvs.fits ! Writing UV FITS file: J1620+4901_S_uvs.fits wwins J1620+4901_S_map.win ! wwins: Wrote 5 windows to J1620+4901_S_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000983085 Jy ! Component: 100 - total flux cleaned = -0.000882815 Jy ! Component: 150 - total flux cleaned = -0.000928401 Jy ! Component: 200 - total flux cleaned = -0.00115858 Jy ! Component: 250 - total flux cleaned = -0.00147324 Jy ! Component: 300 - total flux cleaned = -0.00191167 Jy ! Component: 350 - total flux cleaned = -0.00225495 Jy ! Component: 400 - total flux cleaned = -0.00263375 Jy ! Component: 450 - total flux cleaned = -0.00292386 Jy ! Component: 500 - total flux cleaned = -0.00320996 Jy ! Component: 550 - total flux cleaned = -0.00341084 Jy ! Component: 600 - total flux cleaned = -0.0035694 Jy ! Component: 650 - total flux cleaned = -0.00368656 Jy ! Component: 700 - total flux cleaned = -0.00372515 Jy ! Component: 750 - total flux cleaned = -0.00383989 Jy ! Component: 800 - total flux cleaned = -0.00387732 Jy ! Component: 850 - total flux cleaned = -0.0039146 Jy ! Component: 900 - total flux cleaned = -0.00383998 Jy ! Component: 950 - total flux cleaned = -0.00402309 Jy ! Component: 1000 - total flux cleaned = -0.00376839 Jy ! Component: 1050 - total flux cleaned = -0.00394864 Jy ! Component: 1100 - total flux cleaned = -0.00369908 Jy ! Component: 1150 - total flux cleaned = -0.00387605 Jy ! Component: 1200 - total flux cleaned = -0.00394599 Jy ! Component: 1250 - total flux cleaned = -0.00384205 Jy ! Component: 1300 - total flux cleaned = -0.00398024 Jy ! Component: 1350 - total flux cleaned = -0.00408288 Jy ! Component: 1400 - total flux cleaned = -0.00408322 Jy ! Component: 1450 - total flux cleaned = -0.00408323 Jy ! Component: 1500 - total flux cleaned = -0.00421735 Jy ! Component: 1550 - total flux cleaned = -0.00435006 Jy ! Component: 1600 - total flux cleaned = -0.00434995 Jy ! Component: 1650 - total flux cleaned = -0.00428425 Jy ! Component: 1700 - total flux cleaned = -0.00434903 Jy ! Component: 1750 - total flux cleaned = -0.00447808 Jy ! Component: 1800 - total flux cleaned = -0.00454208 Jy ! Component: 1850 - total flux cleaned = -0.0045102 Jy ! Component: 1900 - total flux cleaned = -0.0046049 Jy ! Component: 1950 - total flux cleaned = -0.00457381 Jy ! Component: 2000 - total flux cleaned = -0.00451126 Jy ! Component: 2050 - total flux cleaned = -0.00463509 Jy ! Component: 2100 - total flux cleaned = -0.00460413 Jy ! Component: 2150 - total flux cleaned = -0.00472634 Jy ! Component: 2200 - total flux cleaned = -0.00469576 Jy ! Component: 2250 - total flux cleaned = -0.00475628 Jy ! Component: 2300 - total flux cleaned = -0.00484646 Jy ! Component: 2350 - total flux cleaned = -0.00487626 Jy ! Component: 2400 - total flux cleaned = -0.00502488 Jy ! Component: 2450 - total flux cleaned = -0.00499528 Jy ! Component: 2500 - total flux cleaned = -0.00511296 Jy ! Component: 2550 - total flux cleaned = -0.00517159 Jy ! Component: 2600 - total flux cleaned = -0.00525891 Jy ! Component: 2650 - total flux cleaned = -0.00543232 Jy ! Component: 2700 - total flux cleaned = -0.00531728 Jy ! Component: 2750 - total flux cleaned = -0.00543187 Jy ! Component: 2800 - total flux cleaned = -0.00528933 Jy ! Component: 2850 - total flux cleaned = -0.00562987 Jy ! Component: 2900 - total flux cleaned = -0.00560147 Jy ! Component: 2950 - total flux cleaned = -0.00571386 Jy ! Component: 3000 - total flux cleaned = -0.00576985 Jy ! Component: 3050 - total flux cleaned = -0.00576971 Jy ! Component: 3100 - total flux cleaned = -0.00576954 Jy ! Component: 3150 - total flux cleaned = -0.00593484 Jy ! Component: 3200 - total flux cleaned = -0.00598964 Jy ! Component: 3250 - total flux cleaned = -0.00601685 Jy ! Component: 3300 - total flux cleaned = -0.00620727 Jy ! Component: 3350 - total flux cleaned = -0.00620716 Jy ! Component: 3400 - total flux cleaned = -0.00623434 Jy ! Component: 3450 - total flux cleaned = -0.0062078 Jy ! Component: 3500 - total flux cleaned = -0.0062347 Jy ! Component: 3550 - total flux cleaned = -0.00628812 Jy ! Component: 3600 - total flux cleaned = -0.00636753 Jy ! Component: 3650 - total flux cleaned = -0.006394 Jy ! Component: 3700 - total flux cleaned = -0.00652521 Jy ! Component: 3750 - total flux cleaned = -0.0066558 Jy ! Component: 3800 - total flux cleaned = -0.00673361 Jy ! Component: 3850 - total flux cleaned = -0.0066301 Jy ! Component: 3900 - total flux cleaned = -0.00665593 Jy ! Component: 3950 - total flux cleaned = -0.00675878 Jy ! Component: 4000 - total flux cleaned = -0.00675872 Jy ! Component: 4050 - total flux cleaned = -0.00686058 Jy ! Total flux subtracted in 4096 components = -0.00688592 Jy ! Clean residual min=-0.001781 max=0.001668 Jy/beam ! Clean residual mean=0.000002 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.279248 Jy keep ! Adding 327 model components to the UV plane model. ! The established model now contains 515 components and 0.279249 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv123_uvs/J1620+4901_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.497 x 3.929 at 15.26 degrees (North through East) ! Clean map min=-0.002397 max=0.14311 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv123_uvs/J1620+4901_S_map.fits wmodel /scr/pima/rv123_uvs/J1620+4901_S_map.mod ! Writing 515 model components to file: /scr/pima/rv123_uvs/J1620+4901_S_map.mod wobs /scr/pima/rv123_uvs/J1620+4901_S_uvs.fits ! Writing UV FITS file: /scr/pima/rv123_uvs/J1620+4901_S_uvs.fits wwins /scr/pima/rv123_uvs/J1620+4901_S_map.win ! wwins: Wrote 6 windows to /scr/pima/rv123_uvs/J1620+4901_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.143112 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000435025 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.911927 0.911927 1.82385 3.64771 7.29541 14.5908 29.1817 58.3633 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.143 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 328.973 quit ! Quitting program ! Log file /scr/pima/rv123_uvs/J1620+4901_S_dfm.log closed on Sun Dec 23 05:05:04 2018