! Started logfile: /vlbi/sb072/temp_maps//J1557-0001_X_dfm.log on Tue Mar 5 23:18:07 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J1557-0001_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1557-0001_X_uvm.fits ! AN table 1: 3 integrations on 28 of 28 possible baselines. ! AN table 2: 3 integrations on 3 of 3 possible baselines. ! AN table 3: 4 integrations on 15 of 15 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1557-0001 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 1224 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1557-0001_X] 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 0.200x0.200 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=1.122652Jy sigma=48.649293 ! Fit after self-cal, rms=0.493405Jy sigma=21.536381 ! 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=0.7861 mas, bmaj=1.833 mas, bpa=2.262 degrees ! Estimated noise=0.633653 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 = 0.40052 Jy ! Component: 100 - total flux cleaned = 0.487859 Jy ! Total flux subtracted in 100 components = 0.487859 Jy ! Clean residual min=-0.019801 max=0.030662 Jy/beam ! Clean residual mean=-0.000006 rms=0.004842 Jy/beam ! Combined flux in latest and established models = 0.487859 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.487859 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=0.067269Jy sigma=3.018682 ! Fit after self-cal, rms=0.067267Jy sigma=3.018611 ! Inverting map ! Added new window around map position (6.6, -9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0287387 Jy ! Component: 100 - total flux cleaned = 0.0440084 Jy ! Total flux subtracted in 100 components = 0.0440084 Jy ! Clean residual min=-0.017780 max=0.023525 Jy/beam ! Clean residual mean=-0.000006 rms=0.003702 Jy/beam ! Combined flux in latest and established models = 0.531868 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.531868 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=0.054727Jy sigma=2.401937 ! Fit after self-cal, rms=0.053885Jy sigma=2.358901 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.006 mas, bmaj=2.228 mas, bpa=2.773 degrees ! Estimated noise=0.475635 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 = 0.0129761 Jy ! Component: 100 - total flux cleaned = 0.020771 Jy ! Component: 150 - total flux cleaned = 0.0259903 Jy ! Component: 200 - total flux cleaned = 0.0289947 Jy ! Total flux subtracted in 200 components = 0.0289947 Jy ! Clean residual min=-0.016063 max=0.017155 Jy/beam ! Clean residual mean=-0.000015 rms=0.003903 Jy/beam ! Combined flux in latest and established models = 0.560862 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 24 components and 0.560862 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=0.050615Jy sigma=2.188245 ! Fit after self-cal, rms=0.050540Jy sigma=2.183666 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.006 x 2.228 at 2.773 degrees (North through East) ! Clean map min=-0.015705 max=0.50101 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 KP 0.94 LA 1.02 MK 0.97 ! NL 1.05 OV 0.98 PT 0.95 SC 1.01 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.04 KP 1.06 LA 1.09 NL 1.14 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 KP 0.94 LA 1.03 MK 0.97 ! NL 1.06 OV 0.98 PT 0.94 SC 1.02 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.03 KP 1.05 LA 1.07 NL 1.11 ! PT 0.93 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 KP 0.93 LA 1.04 MK 0.98 ! NL 1.06 OV 0.99 PT 0.95 SC 1.01 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.05 KP 1.05 LA 1.08 NL 1.14 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 KP 0.94 LA 1.01 MK 0.98 ! NL 1.06 OV 0.98 PT 0.95 SC 1.01 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.02 KP 1.05 LA 1.07 NL 1.16 ! PT 0.93 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 KP 0.94 LA 1.03 MK 0.98 ! NL 1.04 OV 0.97 PT 0.95 SC 1.04 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.02 KP 1.04 LA 1.08 NL 1.15 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 KP 0.93 LA 1.03 MK 0.99 ! NL 1.04 OV 0.98 PT 0.94 SC 1.04 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.02 KP 1.07 LA 1.07 NL 1.15 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 KP 0.93 LA 1.03 MK 0.97 ! NL 1.04 OV 0.98 PT 0.94 SC 1.05 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 KP 1.06 LA 1.06 NL 1.13 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 KP 0.93 LA 1.02 MK 1.00 ! NL 1.03 OV 0.98 PT 0.93 SC 1.04 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.02 KP 1.06 LA 1.06 NL 1.12 ! PT 0.92 SC 1.00 ! ! ! Fit before self-cal, rms=0.050540Jy sigma=2.183666 ! Fit after self-cal, rms=0.028861Jy sigma=1.122095 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9947 mas, bmaj=2.314 mas, bpa=4.733 degrees ! Estimated noise=0.490939 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 = -0.00932702 Jy ! Component: 100 - total flux cleaned = -0.0111553 Jy ! Component: 150 - total flux cleaned = -0.0118513 Jy ! Component: 200 - total flux cleaned = -0.012159 Jy ! Total flux subtracted in 200 components = -0.012159 Jy ! Clean residual min=-0.007362 max=0.005833 Jy/beam ! Clean residual mean=0.000005 rms=0.001382 Jy/beam ! Combined flux in latest and established models = 0.548703 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 48 components and 0.548703 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=0.025077Jy sigma=0.993599 ! Fit after self-cal, rms=0.024839Jy sigma=0.981717 ! 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=0.024839Jy sigma=0.981717 ! Fit after self-cal, rms=0.024032Jy sigma=0.937041 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9946 mas, bmaj=2.315 mas, bpa=4.699 degrees ! Estimated noise=0.490528 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00534243 Jy ! Component: 100 - total flux cleaned = -0.00626348 Jy ! Component: 150 - total flux cleaned = -0.00676607 Jy ! Component: 200 - total flux cleaned = -0.00711303 Jy ! Total flux subtracted in 200 components = -0.00711303 Jy ! Clean residual min=-0.005133 max=0.004619 Jy/beam ! Clean residual mean=0.000002 rms=0.001110 Jy/beam ! Combined flux in latest and established models = 0.54159 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 55 components and 0.54159 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=0.022506Jy sigma=0.886045 ! Fit after self-cal, rms=0.022396Jy sigma=0.880979 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 = -0.000881847 Jy ! Component: 100 - total flux cleaned = -0.00110513 Jy ! Component: 150 - total flux cleaned = -0.00129944 Jy ! Component: 200 - total flux cleaned = -0.00142521 Jy ! Total flux subtracted in 200 components = -0.00142521 Jy ! Clean residual min=-0.004459 max=0.004733 Jy/beam ! Clean residual mean=0.000002 rms=0.001050 Jy/beam ! Combined flux in latest and established models = 0.540165 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 63 components and 0.540165 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=0.022101Jy sigma=0.871323 ! Fit after self-cal, rms=0.022077Jy sigma=0.870574 ! Inverting map ! Added new window around map position (2.2, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00445227 Jy ! Component: 100 - total flux cleaned = 0.00458478 Jy ! Component: 150 - total flux cleaned = 0.00416914 Jy ! Component: 200 - total flux cleaned = 0.00380252 Jy ! Total flux subtracted in 200 components = 0.00380252 Jy ! Clean residual min=-0.004108 max=0.003393 Jy/beam ! Clean residual mean=0.000005 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.543968 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 83 components and 0.543967 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=0.020965Jy sigma=0.819767 ! Fit after self-cal, rms=0.020900Jy sigma=0.817185 ! 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=0.020900Jy sigma=0.817185 ! Fit after self-cal, rms=0.020322Jy sigma=0.793080 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9937 mas, bmaj=2.314 mas, bpa=4.673 degrees ! Estimated noise=0.490236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0012138 Jy ! Component: 100 - total flux cleaned = -0.00113391 Jy ! Component: 150 - total flux cleaned = -0.00113202 Jy ! Component: 200 - total flux cleaned = -0.00113477 Jy ! Total flux subtracted in 200 components = -0.00113477 Jy ! Clean residual min=-0.003270 max=0.003047 Jy/beam ! Clean residual mean=0.000002 rms=0.000692 Jy/beam ! Combined flux in latest and established models = 0.542833 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 100 components and 0.542833 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=0.019610Jy sigma=0.765996 ! Fit after self-cal, rms=0.019572Jy sigma=0.764350 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 = 2.68833e-06 Jy ! Component: 100 - total flux cleaned = -0.000103656 Jy ! Component: 150 - total flux cleaned = -0.000197825 Jy ! Component: 200 - total flux cleaned = -0.000279711 Jy ! Total flux subtracted in 200 components = -0.000279711 Jy ! Clean residual min=-0.002831 max=0.002934 Jy/beam ! Clean residual mean=0.000003 rms=0.000640 Jy/beam ! Combined flux in latest and established models = 0.542553 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 104 components and 0.542553 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=0.019325Jy sigma=0.754432 ! Fit after self-cal, rms=0.019312Jy sigma=0.753916 ! Inverting map ! Added new window around map position (0.2, 9.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173535 Jy ! Component: 100 - total flux cleaned = 0.00185361 Jy ! Component: 150 - total flux cleaned = 0.00206005 Jy ! Component: 200 - total flux cleaned = 0.00210321 Jy ! Total flux subtracted in 200 components = 0.00210321 Jy ! Clean residual min=-0.002581 max=0.002360 Jy/beam ! Clean residual mean=0.000003 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.544656 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 119 components and 0.544657 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=0.018880Jy sigma=0.731581 ! Fit after self-cal, rms=0.018858Jy sigma=0.730871 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.018858Jy sigma=0.730871 ! Fit after self-cal, rms=0.018717Jy sigma=0.724116 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.396 mas, bmaj=3.923 mas, bpa=4.558 degrees ! Estimated noise=0.60332 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000342632 Jy ! Component: 100 - total flux cleaned = -0.000362721 Jy ! Component: 150 - total flux cleaned = -0.000322789 Jy ! Component: 200 - total flux cleaned = -0.000207383 Jy ! Total flux subtracted in 200 components = -0.000207383 Jy ! Clean residual min=-0.002011 max=0.002433 Jy/beam ! Clean residual mean=0.000002 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.544449 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 140 components and 0.544449 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=0.018579Jy sigma=0.719625 ! Fit after self-cal, rms=0.018545Jy sigma=0.718039 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 = 0.000225552 Jy ! Component: 100 - total flux cleaned = 0.000357643 Jy ! Component: 150 - total flux cleaned = 0.000357518 Jy ! Component: 200 - total flux cleaned = 0.000304496 Jy ! Total flux subtracted in 200 components = 0.000304496 Jy ! Clean residual min=-0.001818 max=0.002301 Jy/beam ! Clean residual mean=0.000003 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.544754 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 149 components and 0.544754 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=0.018499Jy sigma=0.715689 ! Fit after self-cal, rms=0.018489Jy sigma=0.715330 ! Inverting map ! Added new window around map position (23, -18). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00198678 Jy ! Component: 100 - total flux cleaned = 0.00272166 Jy ! Component: 150 - total flux cleaned = 0.0027864 Jy ! Component: 200 - total flux cleaned = 0.00295235 Jy ! Total flux subtracted in 200 components = 0.00295235 Jy ! Clean residual min=-0.001545 max=0.001667 Jy/beam ! Clean residual mean=0.000005 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.547706 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 177 components and 0.547706 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=0.018301Jy sigma=0.707847 ! Fit after self-cal, rms=0.018287Jy sigma=0.707371 ! 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=0.9938 mas, bmaj=2.314 mas, bpa=4.676 degrees ! Estimated noise=0.489989 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9938 x 2.314 at 4.676 degrees (North through East) ! Clean map min=-0.0031667 max=0.5048 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.018287Jy sigma=0.707371 ! Fit after self-cal, rms=0.016764Jy sigma=0.648461 ! Inverting map and beam ! Estimated beam: bmin=0.9942 mas, bmaj=2.314 mas, bpa=4.688 degrees ! Estimated noise=0.489753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.40419e-05 Jy ! Component: 100 - total flux cleaned = 7.93439e-05 Jy ! Component: 150 - total flux cleaned = 4.28324e-05 Jy ! Component: 200 - total flux cleaned = 7.52751e-05 Jy ! Total flux subtracted in 200 components = 7.52751e-05 Jy ! Clean residual min=-0.001628 max=0.001426 Jy/beam ! Clean residual mean=0.000001 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.547781 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 211 components and 0.547781 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=0.016567Jy sigma=0.639897 ! Fit after self-cal, rms=0.016561Jy sigma=0.639651 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000111584 Jy ! Component: 100 - total flux cleaned = 0.000175328 Jy ! Component: 150 - total flux cleaned = 0.000203999 Jy ! Component: 200 - total flux cleaned = 0.000177291 Jy ! Total flux subtracted in 200 components = 0.000177291 Jy ! Clean residual min=-0.001539 max=0.001270 Jy/beam ! Clean residual mean=0.000002 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.547959 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 230 components and 0.547959 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=0.016464Jy sigma=0.635146 ! Fit after self-cal, rms=0.016461Jy sigma=0.635037 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016461Jy sigma=0.635037 ! Fit after self-cal, rms=0.016439Jy sigma=0.634186 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=0.7683 mas, bmaj=1.884 mas, bpa=4.016 degrees ! Estimated noise=0.63164 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.398081 Jy ! Component: 100 - total flux cleaned = 0.484889 Jy ! Component: 150 - total flux cleaned = 0.505379 Jy ! Component: 200 - total flux cleaned = 0.51542 Jy ! Total flux subtracted in 200 components = 0.51542 Jy ! Clean residual min=-0.004756 max=0.005872 Jy/beam ! Clean residual mean=-0.000002 rms=0.001076 Jy/beam ! Combined flux in latest and established models = 0.51542 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.51542 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9941 mas, bmaj=2.314 mas, bpa=4.692 degrees ! Estimated noise=0.489552 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 = 0.00925417 Jy ! Component: 100 - total flux cleaned = 0.0147149 Jy ! Component: 150 - total flux cleaned = 0.0183243 Jy ! Component: 200 - total flux cleaned = 0.0207156 Jy ! Total flux subtracted in 200 components = 0.0207156 Jy ! Clean residual min=-0.002191 max=0.003450 Jy/beam ! Clean residual mean=-0.000005 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.536135 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 45 components and 0.536135 Jy ! Inverting map ! Added new window around map position (-2.2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306109 Jy ! Component: 100 - total flux cleaned = 0.00423235 Jy ! Component: 150 - total flux cleaned = 0.00528801 Jy ! Component: 200 - total flux cleaned = 0.00615235 Jy ! Total flux subtracted in 200 components = 0.00615235 Jy ! Clean residual min=-0.001788 max=0.002104 Jy/beam ! Clean residual mean=-0.000002 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.542288 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 68 components and 0.542288 Jy ! Inverting map ! Added new window around map position (-9.4, 16.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015298 Jy ! Component: 100 - total flux cleaned = 0.00223058 Jy ! Component: 150 - total flux cleaned = 0.00288726 Jy ! Component: 200 - total flux cleaned = 0.00342666 Jy ! Total flux subtracted in 200 components = 0.00342666 Jy ! Clean residual min=-0.001408 max=0.001336 Jy/beam ! Clean residual mean=0.000000 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.545714 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 95 components and 0.545714 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.395 mas, bmaj=3.922 mas, bpa=4.618 degrees ! Estimated noise=0.602891 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00099872 Jy ! Component: 100 - total flux cleaned = 0.00104285 Jy ! Component: 150 - total flux cleaned = 0.00111558 Jy ! Component: 200 - total flux cleaned = 0.00118012 Jy ! Total flux subtracted in 200 components = 0.00118012 Jy ! Clean residual min=-0.001331 max=0.001212 Jy/beam ! Clean residual mean=0.000001 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.546894 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 = 8.78498e-05 Jy ! Component: 100 - total flux cleaned = 0.000167632 Jy ! Component: 150 - total flux cleaned = 0.000168544 Jy ! Component: 200 - total flux cleaned = 0.000215685 Jy ! Total flux subtracted in 200 components = 0.000215685 Jy ! Clean residual min=-0.001115 max=0.001167 Jy/beam ! Clean residual mean=0.000002 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.54711 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 137 components and 0.54711 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9941 mas, bmaj=2.314 mas, bpa=4.692 degrees ! Estimated noise=0.489552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000172673 Jy ! Component: 100 - total flux cleaned = -8.6021e-05 Jy ! Component: 150 - total flux cleaned = 1.83056e-05 Jy ! Component: 200 - total flux cleaned = 9.2057e-05 Jy ! Total flux subtracted in 200 components = 9.2057e-05 Jy ! Clean residual min=-0.001138 max=0.001143 Jy/beam ! Clean residual mean=0.000001 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.547202 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 164 components and 0.547202 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=0.016236Jy sigma=0.623880 ! Fit after self-cal, rms=0.016203Jy sigma=0.622633 wmodel J1557-0001_X_map.mod ! Writing 164 model components to file: J1557-0001_X_map.mod wobs J1557-0001_X_uvs.fits ! Writing UV FITS file: J1557-0001_X_uvs.fits wwins J1557-0001_X_map.win ! wwins: Wrote 7 windows to J1557-0001_X_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 = -2.14907e-05 Jy ! Component: 100 - total flux cleaned = -7.47687e-05 Jy ! Component: 150 - total flux cleaned = -0.000173403 Jy ! Component: 200 - total flux cleaned = -0.000359468 Jy ! Component: 250 - total flux cleaned = -0.000478075 Jy ! Component: 300 - total flux cleaned = -0.000563278 Jy ! Component: 350 - total flux cleaned = -0.000631936 Jy ! Component: 400 - total flux cleaned = -0.000724901 Jy ! Component: 450 - total flux cleaned = -0.000789542 Jy ! Component: 500 - total flux cleaned = -0.00082721 Jy ! Component: 550 - total flux cleaned = -0.000851737 Jy ! Component: 600 - total flux cleaned = -0.00087564 Jy ! Component: 650 - total flux cleaned = -0.000875747 Jy ! Component: 700 - total flux cleaned = -0.000875856 Jy ! Component: 750 - total flux cleaned = -0.00087598 Jy ! Component: 800 - total flux cleaned = -0.000920267 Jy ! Component: 850 - total flux cleaned = -0.000920418 Jy ! Component: 900 - total flux cleaned = -0.000931273 Jy ! Component: 950 - total flux cleaned = -0.000942074 Jy ! Component: 1000 - total flux cleaned = -0.000921365 Jy ! Component: 1050 - total flux cleaned = -0.00092134 Jy ! Component: 1100 - total flux cleaned = -0.000891129 Jy ! Component: 1150 - total flux cleaned = -0.000861266 Jy ! Component: 1200 - total flux cleaned = -0.000832013 Jy ! Component: 1250 - total flux cleaned = -0.000822404 Jy ! Component: 1300 - total flux cleaned = -0.000775059 Jy ! Component: 1350 - total flux cleaned = -0.000812491 Jy ! Component: 1400 - total flux cleaned = -0.000803137 Jy ! Component: 1450 - total flux cleaned = -0.000802848 Jy ! Component: 1500 - total flux cleaned = -0.000766676 Jy ! Component: 1550 - total flux cleaned = -0.00075777 Jy ! Component: 1600 - total flux cleaned = -0.000748965 Jy ! Component: 1650 - total flux cleaned = -0.000740337 Jy ! Component: 1700 - total flux cleaned = -0.000723174 Jy ! Component: 1750 - total flux cleaned = -0.000697715 Jy ! Component: 1800 - total flux cleaned = -0.000664006 Jy ! Component: 1850 - total flux cleaned = -0.000647426 Jy ! Component: 1900 - total flux cleaned = -0.000630925 Jy ! Component: 1950 - total flux cleaned = -0.000598292 Jy ! Component: 2000 - total flux cleaned = -0.000582138 Jy ! Component: 2050 - total flux cleaned = -0.000566208 Jy ! Component: 2100 - total flux cleaned = -0.000542488 Jy ! Component: 2150 - total flux cleaned = -0.000518941 Jy ! Component: 2200 - total flux cleaned = -0.000495533 Jy ! Component: 2250 - total flux cleaned = -0.00046463 Jy ! Component: 2300 - total flux cleaned = -0.000449344 Jy ! Component: 2350 - total flux cleaned = -0.000426603 Jy ! Component: 2400 - total flux cleaned = -0.000419025 Jy ! Component: 2450 - total flux cleaned = -0.000366641 Jy ! Component: 2500 - total flux cleaned = -0.000359239 Jy ! Component: 2550 - total flux cleaned = -0.000359183 Jy ! Component: 2600 - total flux cleaned = -0.000329896 Jy ! Component: 2650 - total flux cleaned = -0.000337198 Jy ! Component: 2700 - total flux cleaned = -0.000322764 Jy ! Component: 2750 - total flux cleaned = -0.000329948 Jy ! Component: 2800 - total flux cleaned = -0.000329982 Jy ! Component: 2850 - total flux cleaned = -0.00032297 Jy ! Component: 2900 - total flux cleaned = -0.000322996 Jy ! Component: 2950 - total flux cleaned = -0.000323023 Jy ! Component: 3000 - total flux cleaned = -0.000350817 Jy ! Component: 3050 - total flux cleaned = -0.00034386 Jy ! Component: 3100 - total flux cleaned = -0.00036443 Jy ! Component: 3150 - total flux cleaned = -0.000350787 Jy ! Component: 3200 - total flux cleaned = -0.00039837 Jy ! Component: 3250 - total flux cleaned = -0.00041185 Jy ! Component: 3300 - total flux cleaned = -0.00039838 Jy ! Component: 3350 - total flux cleaned = -0.00040508 Jy ! Component: 3400 - total flux cleaned = -0.00043164 Jy ! Component: 3450 - total flux cleaned = -0.000418462 Jy ! Component: 3500 - total flux cleaned = -0.000444794 Jy ! Component: 3550 - total flux cleaned = -0.000444764 Jy ! Component: 3600 - total flux cleaned = -0.000451233 Jy ! Component: 3650 - total flux cleaned = -0.000438234 Jy ! Component: 3700 - total flux cleaned = -0.000438242 Jy ! Component: 3750 - total flux cleaned = -0.000431795 Jy ! Component: 3800 - total flux cleaned = -0.000451023 Jy ! Component: 3850 - total flux cleaned = -0.000463748 Jy ! Component: 3900 - total flux cleaned = -0.000463748 Jy ! Component: 3950 - total flux cleaned = -0.000476389 Jy ! Component: 4000 - total flux cleaned = -0.000476394 Jy ! Component: 4050 - total flux cleaned = -0.000501484 Jy ! Total flux subtracted in 4096 components = -0.000507709 Jy ! Clean residual min=-0.000343 max=0.000392 Jy/beam ! Clean residual mean=-0.000000 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.546694 Jy keep ! Adding 228 model components to the UV plane model. ! The established model now contains 392 components and 0.546694 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1557-0001_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9941 x 2.314 at 4.692 degrees (North through East) ! Clean map min=-0.0016714 max=0.50897 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1557-0001_X_map.fits wmodel /vlbi/sb072/temp_maps//J1557-0001_X_map.mod ! Writing 392 model components to file: /vlbi/sb072/temp_maps//J1557-0001_X_map.mod wobs /vlbi/sb072/temp_maps//J1557-0001_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1557-0001_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1557-0001_X_map.win ! wwins: Wrote 8 windows to /vlbi/sb072/temp_maps//J1557-0001_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.508973 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.7045e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0572005 0.0572005 0.114401 0.228802 0.457604 0.915208 1.83042 3.66083 7.32166 14.6433 29.2866 58.5733 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.508 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5244.71 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1557-0001_X_dfm.log closed on Tue Mar 5 23:18:12 2019