! Started logfile: .//J2157+5819_C_dfm.log on Sun Oct 21 00:17:17 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J2157+5819_C_uva.fits ! Reading UV FITS file: .//J2157+5819_C_uva.fits ! AN table 1: 23 integrations on 10 of 10 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2157+5819 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 76 lines of history. ! ! Reading 1840 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J2157+5819_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.000889Jy sigma=77.004445 ! Fit after self-cal, rms=0.993299Jy sigma=76.213503 ! 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=3.401 mas, bmaj=8.839 mas, bpa=-6.946 degrees ! Estimated noise=0.482487 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00505831 Jy ! Component: 100 - total flux cleaned = 0.0061009 Jy ! Total flux subtracted in 100 components = 0.0061009 Jy ! Clean residual min=-0.001147 max=0.001138 Jy/beam ! Clean residual mean=-0.000001 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.0061009 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 25 components and 0.0061009 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.014325Jy sigma=0.983602 ! Fit after self-cal, rms=0.013135Jy sigma=0.878513 ! Inverting map ! Added new window around map position (0.3, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00343951 Jy ! Component: 100 - total flux cleaned = 0.00470036 Jy ! Total flux subtracted in 100 components = 0.00470036 Jy ! Clean residual min=-0.001158 max=0.001044 Jy/beam ! Clean residual mean=0.000000 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.0108013 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 35 components and 0.0108013 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.012458Jy sigma=0.774206 ! Fit after self-cal, rms=0.012424Jy sigma=0.772973 ! 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=4.132 mas, bmaj=8.655 mas, bpa=-7.776 degrees ! Estimated noise=0.254821 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 = 0.000830436 Jy ! Component: 100 - total flux cleaned = 0.00140196 Jy ! Component: 150 - total flux cleaned = 0.00182678 Jy ! Component: 200 - total flux cleaned = 0.00214816 Jy ! Total flux subtracted in 200 components = 0.00214816 Jy ! Clean residual min=-0.000939 max=0.000652 Jy/beam ! Clean residual mean=0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0129494 Jy ! Performing phase self-cal ! Adding 61 model components to the UV plane model. ! The established model now contains 90 components and 0.0129494 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.012388Jy sigma=0.761660 ! Fit after self-cal, rms=0.012383Jy sigma=0.761325 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.132 x 8.655 at -7.776 degrees (North through East) ! Clean map min=-0.00097191 max=0.0096349 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.32 KP 1.40 LA 0.72 NL 1.13 ! OV 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.29 KP 1.28 LA 0.71 NL 1.28 ! OV 1.07 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.90 KP 0.99 LA 1.37 NL 0.92 ! OV 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.89 KP 1.05 LA 0.99 NL 1.36 ! OV 1.08 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.14 KP 1.07 LA 1.03 NL 0.79 ! OV 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 KP 1.03 LA 0.89 NL 1.00 ! OV 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 0.88 LA 1.01 NL 0.92 ! OV 1.09 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.15 KP 0.92 LA 0.88 NL 0.97 ! OV 1.02 ! ! ! Fit before self-cal, rms=0.012383Jy sigma=0.761325 ! Fit after self-cal, rms=0.014443Jy sigma=0.743751 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.135 mas, bmaj=8.808 mas, bpa=-7.643 degrees ! Estimated noise=0.250896 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 = 0.000281025 Jy ! Component: 100 - total flux cleaned = 0.000432316 Jy ! Component: 150 - total flux cleaned = 0.00049225 Jy ! Component: 200 - total flux cleaned = 0.000519707 Jy ! Total flux subtracted in 200 components = 0.000519707 Jy ! Clean residual min=-0.000447 max=0.000480 Jy/beam ! Clean residual mean=0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0134691 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 102 components and 0.0134691 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.014429Jy sigma=0.743700 ! Fit after self-cal, rms=0.014626Jy sigma=0.741670 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.014626Jy sigma=0.741670 ! Fit after self-cal, rms=0.016079Jy sigma=0.740725 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.108 mas, bmaj=8.849 mas, bpa=-7.71 degrees ! Estimated noise=0.251918 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000185568 Jy ! Component: 100 - total flux cleaned = 0.000226793 Jy ! Component: 150 - total flux cleaned = 0.00024659 Jy ! Component: 200 - total flux cleaned = 0.000246794 Jy ! Total flux subtracted in 200 components = 0.000246794 Jy ! Clean residual min=-0.000456 max=0.000441 Jy/beam ! Clean residual mean=0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0137159 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 111 components and 0.0137159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016068Jy sigma=0.740706 ! Fit after self-cal, rms=0.016186Jy sigma=0.740338 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 (-24.6, -32.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000345044 Jy ! Component: 100 - total flux cleaned = 0.000397148 Jy ! Component: 150 - total flux cleaned = 0.000479635 Jy ! Component: 200 - total flux cleaned = 0.000561676 Jy ! Total flux subtracted in 200 components = 0.000561676 Jy ! Clean residual min=-0.000281 max=0.000299 Jy/beam ! Clean residual mean=0.000000 rms=0.000081 Jy/beam ! Combined flux in latest and established models = 0.0142776 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 136 components and 0.0142776 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016159Jy sigma=0.739862 ! Fit after self-cal, rms=0.016215Jy sigma=0.739546 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016215Jy sigma=0.739546 ! Fit after self-cal, rms=0.017606Jy sigma=0.739201 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.104 mas, bmaj=8.885 mas, bpa=-7.735 degrees ! Estimated noise=0.25293 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000111224 Jy ! Component: 100 - total flux cleaned = 0.00020468 Jy ! Component: 150 - total flux cleaned = 0.000298726 Jy ! Component: 200 - total flux cleaned = 0.000385151 Jy ! Total flux subtracted in 200 components = 0.000385151 Jy ! Clean residual min=-0.000290 max=0.000273 Jy/beam ! Clean residual mean=0.000001 rms=0.000079 Jy/beam ! Combined flux in latest and established models = 0.0146628 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 152 components and 0.0146628 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017587Jy sigma=0.739173 ! Fit after self-cal, rms=0.017663Jy sigma=0.738871 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.93068e-05 Jy ! Component: 100 - total flux cleaned = 0.000132066 Jy ! Component: 150 - total flux cleaned = 0.000195506 Jy ! Component: 200 - total flux cleaned = 0.000267683 Jy ! Total flux subtracted in 200 components = 0.000267683 Jy ! Clean residual min=-0.000303 max=0.000275 Jy/beam ! Clean residual mean=0.000001 rms=0.000080 Jy/beam ! Combined flux in latest and established models = 0.0149304 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 181 components and 0.0149304 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017651Jy sigma=0.738927 ! Fit after self-cal, rms=0.017666Jy sigma=0.738757 ! Inverting map ! Added new window around map position (-60.6, 70.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000175061 Jy ! Component: 100 - total flux cleaned = 0.000256546 Jy ! Component: 150 - total flux cleaned = 0.000344291 Jy ! Component: 200 - total flux cleaned = 0.000435187 Jy ! Total flux subtracted in 200 components = 0.000435187 Jy ! Clean residual min=-0.000304 max=0.000305 Jy/beam ! Clean residual mean=0.000001 rms=0.000080 Jy/beam ! Combined flux in latest and established models = 0.0153656 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 202 components and 0.0153656 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017649Jy sigma=0.738420 ! Fit after self-cal, rms=0.017659Jy sigma=0.738180 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017659Jy sigma=0.738180 ! Fit after self-cal, rms=0.018564Jy sigma=0.737959 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.596 mas, bmaj=9.013 mas, bpa=-7.173 degrees ! Estimated noise=0.256254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000224872 Jy ! Component: 100 - total flux cleaned = 0.000296307 Jy ! Component: 150 - total flux cleaned = 0.000356102 Jy ! Component: 200 - total flux cleaned = 0.000428619 Jy ! Total flux subtracted in 200 components = 0.000428619 Jy ! Clean residual min=-0.000247 max=0.000252 Jy/beam ! Clean residual mean=0.000001 rms=0.000067 Jy/beam ! Combined flux in latest and established models = 0.0157943 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 221 components and 0.0157943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.018552Jy sigma=0.737839 ! Fit after self-cal, rms=0.018592Jy sigma=0.737613 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 = 0.000163036 Jy ! Component: 100 - total flux cleaned = 0.000215644 Jy ! Component: 150 - total flux cleaned = 0.000295561 Jy ! Component: 200 - total flux cleaned = 0.000372428 Jy ! Total flux subtracted in 200 components = 0.000372428 Jy ! Clean residual min=-0.000240 max=0.000269 Jy/beam ! Clean residual mean=0.000000 rms=0.000067 Jy/beam ! Combined flux in latest and established models = 0.0161667 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 244 components and 0.0161667 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.018585Jy sigma=0.737559 ! Fit after self-cal, rms=0.018597Jy sigma=0.737391 ! 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=4.105 mas, bmaj=8.913 mas, bpa=-7.822 degrees ! Estimated noise=0.253518 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.105 x 8.913 at -7.822 degrees (North through East) ! Clean map min=-0.00041066 max=0.0094789 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=3.338 mas, bmaj=9.182 mas, bpa=-7.565 degrees ! Estimated noise=0.479748 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00752126 Jy ! Component: 100 - total flux cleaned = 0.0092933 Jy ! Component: 150 - total flux cleaned = 0.0103597 Jy ! Component: 200 - total flux cleaned = 0.0111316 Jy ! Total flux subtracted in 200 components = 0.0111316 Jy ! Clean residual min=-0.001130 max=0.001104 Jy/beam ! Clean residual mean=-0.000001 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0111316 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.0111316 Jy ! Inverting map and beam ! Estimated beam: bmin=4.105 mas, bmaj=8.913 mas, bpa=-7.822 degrees ! Estimated noise=0.253518 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 = 4.95205e-05 Jy ! Component: 100 - total flux cleaned = 0.000311004 Jy ! Component: 150 - total flux cleaned = 0.000546419 Jy ! Component: 200 - total flux cleaned = 0.00077838 Jy ! Total flux subtracted in 200 components = 0.00077838 Jy ! Clean residual min=-0.000672 max=0.000781 Jy/beam ! Clean residual mean=0.000001 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.01191 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 71 components and 0.01191 Jy ! Inverting map ! Added new window around map position (26.4, -72.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000574975 Jy ! Component: 100 - total flux cleaned = 0.00080025 Jy ! Component: 150 - total flux cleaned = 0.00103078 Jy ! Component: 200 - total flux cleaned = 0.0012782 Jy ! Total flux subtracted in 200 components = 0.0012782 Jy ! Clean residual min=-0.000372 max=0.000400 Jy/beam ! Clean residual mean=-0.000000 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.0131882 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 108 components and 0.0131882 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.596 mas, bmaj=9.013 mas, bpa=-7.173 degrees ! Estimated noise=0.256254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.40021e-05 Jy ! Component: 100 - total flux cleaned = 0.000192803 Jy ! Component: 150 - total flux cleaned = 0.000356111 Jy ! Component: 200 - total flux cleaned = 0.000488915 Jy ! Total flux subtracted in 200 components = 0.000488915 Jy ! Clean residual min=-0.000288 max=0.000270 Jy/beam ! Clean residual mean=-0.000000 rms=0.000078 Jy/beam ! Combined flux in latest and established models = 0.0136771 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 = 0.000126611 Jy ! Component: 100 - total flux cleaned = 0.000230485 Jy ! Component: 150 - total flux cleaned = 0.000330557 Jy ! Component: 200 - total flux cleaned = 0.000422327 Jy ! Total flux subtracted in 200 components = 0.000422327 Jy ! Clean residual min=-0.000259 max=0.000240 Jy/beam ! Clean residual mean=-0.000000 rms=0.000067 Jy/beam ! Combined flux in latest and established models = 0.0140994 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 133 components and 0.0140994 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.105 mas, bmaj=8.913 mas, bpa=-7.822 degrees ! Estimated noise=0.253518 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.59765e-05 Jy ! Component: 100 - total flux cleaned = 0.000174091 Jy ! Component: 150 - total flux cleaned = 0.000269074 Jy ! Component: 200 - total flux cleaned = 0.000348864 Jy ! Total flux subtracted in 200 components = 0.000348864 Jy ! Clean residual min=-0.000311 max=0.000239 Jy/beam ! Clean residual mean=-0.000000 rms=0.000068 Jy/beam ! Combined flux in latest and established models = 0.0144483 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 157 components and 0.0144483 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.018572Jy sigma=0.737279 ! Fit after self-cal, rms=0.018630Jy sigma=0.736479 wmodel J2157+5819_C_map.mod ! Writing 157 model components to file: J2157+5819_C_map.mod wobs J2157+5819_C_uvs.fits ! Writing UV FITS file: J2157+5819_C_uvs.fits wwins J2157+5819_C_map.win ! wwins: Wrote 4 windows to J2157+5819_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -3.53069e-05 Jy ! Component: 100 - total flux cleaned = -4.51838e-05 Jy ! Component: 150 - total flux cleaned = -4.96251e-05 Jy ! Component: 200 - total flux cleaned = -3.70526e-05 Jy ! Component: 250 - total flux cleaned = -9.35626e-07 Jy ! Component: 300 - total flux cleaned = 4.09003e-05 Jy ! Component: 350 - total flux cleaned = 7.37452e-05 Jy ! Component: 400 - total flux cleaned = 9.83661e-05 Jy ! Component: 450 - total flux cleaned = 0.000135762 Jy ! Component: 500 - total flux cleaned = 0.000175354 Jy ! Component: 550 - total flux cleaned = 0.000204158 Jy ! Component: 600 - total flux cleaned = 0.000232263 Jy ! Component: 650 - total flux cleaned = 0.000259713 Jy ! Component: 700 - total flux cleaned = 0.000292557 Jy ! Component: 750 - total flux cleaned = 0.000321771 Jy ! Component: 800 - total flux cleaned = 0.000350395 Jy ! Component: 850 - total flux cleaned = 0.000378563 Jy ! Component: 900 - total flux cleaned = 0.000392501 Jy ! Component: 950 - total flux cleaned = 0.00040081 Jy ! Component: 1000 - total flux cleaned = 0.000411866 Jy ! Component: 1050 - total flux cleaned = 0.000425652 Jy ! Component: 1100 - total flux cleaned = 0.000428407 Jy ! Component: 1150 - total flux cleaned = 0.000439367 Jy ! Component: 1200 - total flux cleaned = 0.000447585 Jy ! Component: 1250 - total flux cleaned = 0.000455815 Jy ! Component: 1300 - total flux cleaned = 0.000455821 Jy ! Component: 1350 - total flux cleaned = 0.000453043 Jy ! Component: 1400 - total flux cleaned = 0.000450248 Jy ! Component: 1450 - total flux cleaned = 0.00045025 Jy ! Component: 1500 - total flux cleaned = 0.000447447 Jy ! Component: 1550 - total flux cleaned = 0.000441823 Jy ! Component: 1600 - total flux cleaned = 0.000444644 Jy ! Component: 1650 - total flux cleaned = 0.000441801 Jy ! Component: 1700 - total flux cleaned = 0.000444634 Jy ! Component: 1750 - total flux cleaned = 0.000441777 Jy ! Component: 1800 - total flux cleaned = 0.000441791 Jy ! Component: 1850 - total flux cleaned = 0.000441788 Jy ! Component: 1900 - total flux cleaned = 0.00045058 Jy ! Component: 1950 - total flux cleaned = 0.000450597 Jy ! Component: 2000 - total flux cleaned = 0.000456534 Jy ! Component: 2050 - total flux cleaned = 0.000465538 Jy ! Component: 2100 - total flux cleaned = 0.000465545 Jy ! Component: 2150 - total flux cleaned = 0.000468583 Jy ! Component: 2200 - total flux cleaned = 0.000474729 Jy ! Component: 2250 - total flux cleaned = 0.000477846 Jy ! Component: 2300 - total flux cleaned = 0.000481017 Jy ! Component: 2350 - total flux cleaned = 0.000477818 Jy ! Component: 2400 - total flux cleaned = 0.000484257 Jy ! Component: 2450 - total flux cleaned = 0.000480993 Jy ! Component: 2500 - total flux cleaned = 0.000484351 Jy ! Component: 2550 - total flux cleaned = 0.000480994 Jy ! Component: 2600 - total flux cleaned = 0.00047762 Jy ! Component: 2650 - total flux cleaned = 0.000477594 Jy ! Component: 2700 - total flux cleaned = 0.000474101 Jy ! Component: 2750 - total flux cleaned = 0.000474075 Jy ! Component: 2800 - total flux cleaned = 0.000474045 Jy ! Component: 2850 - total flux cleaned = 0.000470397 Jy ! Component: 2900 - total flux cleaned = 0.000466681 Jy ! Component: 2950 - total flux cleaned = 0.000462957 Jy ! Component: 3000 - total flux cleaned = 0.000459174 Jy ! Component: 3050 - total flux cleaned = 0.000451477 Jy ! Component: 3100 - total flux cleaned = 0.000455328 Jy ! Component: 3150 - total flux cleaned = 0.000447466 Jy ! Component: 3200 - total flux cleaned = 0.000443504 Jy ! Component: 3250 - total flux cleaned = 0.00043944 Jy ! Component: 3300 - total flux cleaned = 0.000431228 Jy ! Component: 3350 - total flux cleaned = 0.000435388 Jy ! Component: 3400 - total flux cleaned = 0.000435365 Jy ! Component: 3450 - total flux cleaned = 0.000435332 Jy ! Component: 3500 - total flux cleaned = 0.000435295 Jy ! Component: 3550 - total flux cleaned = 0.000435213 Jy ! Component: 3600 - total flux cleaned = 0.000439645 Jy ! Component: 3650 - total flux cleaned = 0.000439581 Jy ! Component: 3700 - total flux cleaned = 0.000444176 Jy ! Component: 3750 - total flux cleaned = 0.000448827 Jy ! Component: 3800 - total flux cleaned = 0.000448845 Jy ! Component: 3850 - total flux cleaned = 0.000444031 Jy ! Component: 3900 - total flux cleaned = 0.000439074 Jy ! Component: 3950 - total flux cleaned = 0.000439124 Jy ! Component: 4000 - total flux cleaned = 0.000439159 Jy ! Component: 4050 - total flux cleaned = 0.000439192 Jy ! Total flux subtracted in 4096 components = 0.000433982 Jy ! Clean residual min=-0.000294 max=0.000294 Jy/beam ! Clean residual mean=-0.000000 rms=0.000099 Jy/beam ! Combined flux in latest and established models = 0.0148823 Jy keep ! Adding 218 model components to the UV plane model. ! The established model now contains 374 components and 0.0148823 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2157+5819_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.105 x 8.913 at -7.822 degrees (North through East) ! Clean map min=-0.00066105 max=0.0098469 Jy/beam ! Writing clean map to FITS file: .//J2157+5819_C_map.fits wmodel .//J2157+5819_C_map.mod ! Writing 374 model components to file: .//J2157+5819_C_map.mod wobs .//J2157+5819_C_uvs.fits ! Writing UV FITS file: .//J2157+5819_C_uvs.fits wwins .//J2157+5819_C_map.win ! wwins: Wrote 5 windows to .//J2157+5819_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0098469 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000111198 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -3.38781 3.38781 6.77562 13.5512 27.1025 54.205 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.009 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 88.552 quit ! Quitting program ! Log file .//J2157+5819_C_dfm.log closed on Sun Oct 21 00:17:21 2018