! Started logfile: .//J1157+5457_X_dfm.log on Mon Jan 20 00:05:19 2020 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 .//J1157+5457_X_uvm.fits ! Reading UV FITS file: .//J1157+5457_X_uvm.fits ! AN table 1: 47 integrations on 10 of 10 possible baselines. ! AN table 2: 139 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.990263 visibilities/baseline/integration-bin. ! Found source: J1157+5457 ! ! 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 67 lines of history. ! ! Reading 26848 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 J1157+5457_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. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.001326Jy sigma=17.825567 ! Fit after self-cal, rms=0.976506Jy sigma=17.394132 ! 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=1.591 mas, bmaj=2.622 mas, bpa=74.31 degrees ! Estimated noise=0.716485 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 = 0.0159434 Jy ! Component: 100 - total flux cleaned = 0.0205427 Jy ! Total flux subtracted in 100 components = 0.0205427 Jy ! Clean residual min=-0.002959 max=0.002805 Jy/beam ! Clean residual mean=0.000013 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 0.0205427 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0205427 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=0.044305Jy sigma=0.759592 ! Fit after self-cal, rms=0.042951Jy sigma=0.734951 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00442164 Jy ! Component: 100 - total flux cleaned = 0.0066939 Jy ! Total flux subtracted in 100 components = 0.0066939 Jy ! Clean residual min=-0.002586 max=0.002766 Jy/beam ! Clean residual mean=0.000013 rms=0.000690 Jy/beam ! Combined flux in latest and established models = 0.0272366 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 29 components and 0.0272366 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=0.042101Jy sigma=0.720797 ! Fit after self-cal, rms=0.042063Jy sigma=0.720391 ! 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=1.95 mas, bmaj=2.969 mas, bpa=83.9 degrees ! Estimated noise=0.245285 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 = 0.00462256 Jy ! Component: 100 - total flux cleaned = 0.0079355 Jy ! Component: 150 - total flux cleaned = 0.0104703 Jy ! Component: 200 - total flux cleaned = 0.0124104 Jy ! Total flux subtracted in 200 components = 0.0124104 Jy ! Clean residual min=-0.003233 max=0.004057 Jy/beam ! Clean residual mean=0.000029 rms=0.001100 Jy/beam ! Combined flux in latest and established models = 0.039647 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 49 components and 0.039647 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=0.041348Jy sigma=0.708498 ! Fit after self-cal, rms=0.041169Jy sigma=0.706338 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.95 x 2.969 at 83.9 degrees (North through East) ! Clean map min=-0.0033198 max=0.026359 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.83 NL 0.98 OV 1.00 ! PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.50 FD 1.54 HN 1.29 KP 0.65 ! NL 1.59 OV 1.93 PT 0.58 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.86 NL 0.81 OV 1.10 ! PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.35 FD 1.36 HN 1.18 KP 0.75 ! NL 1.37 OV 1.64 PT 0.61 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.70 NL 0.95 OV 1.10 ! PT 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.28 FD 1.05 HN 1.01 KP 0.74 ! NL 1.29 OV 1.63 PT 0.68 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.68 NL 0.93 OV 1.15 ! PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.27 FD 1.15 HN 1.01 KP 0.75 ! NL 1.36 OV 1.57 PT 0.70 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.76 NL 0.81 OV 1.06 ! PT 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.19 FD 1.14 HN 1.06 KP 0.73 ! NL 1.23 OV 1.50 PT 0.71 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.33 FD 0.64 NL 0.88 OV 1.07 ! PT 1.16 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.24 FD 1.06 HN 0.91 KP 0.74 ! NL 1.23 OV 1.44 PT 0.73 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.63 NL 0.93 OV 1.10 ! PT 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.07 HN 0.97 KP 0.76 ! NL 1.30 OV 1.34 PT 0.72 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.80 NL 0.86 OV 1.14 ! PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.29 FD 1.17 HN 0.96 KP 0.76 ! NL 1.45 OV 1.64 PT 0.61 ! ! ! Fit before self-cal, rms=0.041169Jy sigma=0.706338 ! Fit after self-cal, rms=0.048854Jy sigma=0.683062 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.05 mas, bmaj=2.984 mas, bpa=80.57 degrees ! Estimated noise=0.253679 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 = 0.000215062 Jy ! Component: 100 - total flux cleaned = 3.50106e-05 Jy ! Component: 150 - total flux cleaned = -0.000120663 Jy ! Component: 200 - total flux cleaned = -0.000273604 Jy ! Total flux subtracted in 200 components = -0.000273604 Jy ! Clean residual min=-0.002454 max=0.003692 Jy/beam ! Clean residual mean=0.000019 rms=0.000817 Jy/beam ! Combined flux in latest and established models = 0.0393734 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 58 components and 0.0393734 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=0.048783Jy sigma=0.683177 ! Fit after self-cal, rms=0.049975Jy sigma=0.674772 ! 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=0.049975Jy sigma=0.674772 ! Fit after self-cal, rms=0.061210Jy sigma=0.671651 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.091 mas, bmaj=3.022 mas, bpa=80.52 degrees ! Estimated noise=0.272494 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000505656 Jy ! Component: 100 - total flux cleaned = 0.000334466 Jy ! Component: 150 - total flux cleaned = 0.000154101 Jy ! Component: 200 - total flux cleaned = 5.0824e-05 Jy ! Total flux subtracted in 200 components = 5.0824e-05 Jy ! Clean residual min=-0.002413 max=0.002938 Jy/beam ! Clean residual mean=0.000023 rms=0.000735 Jy/beam ! Combined flux in latest and established models = 0.0394242 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 66 components and 0.0394242 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=0.061125Jy sigma=0.671909 ! Fit after self-cal, rms=0.061715Jy sigma=0.670652 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 = -0.000298689 Jy ! Component: 100 - total flux cleaned = -0.00036324 Jy ! Component: 150 - total flux cleaned = -0.000397861 Jy ! Component: 200 - total flux cleaned = -0.000429566 Jy ! Total flux subtracted in 200 components = -0.000429566 Jy ! Clean residual min=-0.002442 max=0.002532 Jy/beam ! Clean residual mean=0.000023 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 0.0389947 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 75 components and 0.0389947 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=0.061709Jy sigma=0.670554 ! Fit after self-cal, rms=0.061713Jy sigma=0.670521 ! 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=0.061713Jy sigma=0.670521 ! Fit after self-cal, rms=0.071405Jy sigma=0.661505 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.116 mas, bmaj=3.054 mas, bpa=80.69 degrees ! Estimated noise=0.28383 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000264583 Jy ! Component: 100 - total flux cleaned = 0.000139523 Jy ! Component: 150 - total flux cleaned = 3.23172e-05 Jy ! Component: 200 - total flux cleaned = -4.62532e-05 Jy ! Total flux subtracted in 200 components = -4.62532e-05 Jy ! Clean residual min=-0.001551 max=0.002576 Jy/beam ! Clean residual mean=0.000008 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.0389484 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 76 components and 0.0389484 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=0.071347Jy sigma=0.661692 ! Fit after self-cal, rms=0.071792Jy sigma=0.660537 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 (13.2, 16.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00184817 Jy ! Component: 100 - total flux cleaned = 0.00180344 Jy ! Component: 150 - total flux cleaned = 0.00180268 Jy ! Component: 200 - total flux cleaned = 0.00168333 Jy ! Total flux subtracted in 200 components = 0.00168333 Jy ! Clean residual min=-0.001687 max=0.002032 Jy/beam ! Clean residual mean=0.000008 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.0406317 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 97 components and 0.0406317 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=0.071683Jy sigma=0.659286 ! Fit after self-cal, rms=0.071486Jy sigma=0.658682 ! Inverting map ! Added new window around map position (0.8, -5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00197092 Jy ! Component: 100 - total flux cleaned = 0.00213757 Jy ! Component: 150 - total flux cleaned = 0.00201946 Jy ! Component: 200 - total flux cleaned = 0.00191779 Jy ! Total flux subtracted in 200 components = 0.00191779 Jy ! Clean residual min=-0.001570 max=0.001571 Jy/beam ! Clean residual mean=0.000007 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.0425495 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 113 components and 0.0425496 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=0.071374Jy sigma=0.657590 ! Fit after self-cal, rms=0.071148Jy sigma=0.657183 ! Inverting map ! Added new window around map position (-21.6, -10.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160125 Jy ! Component: 100 - total flux cleaned = 0.00152275 Jy ! Component: 150 - total flux cleaned = 0.00112652 Jy ! Component: 200 - total flux cleaned = 0.000872671 Jy ! Total flux subtracted in 200 components = 0.000872671 Jy ! Clean residual min=-0.001487 max=0.001352 Jy/beam ! Clean residual mean=0.000006 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.0434222 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 130 components and 0.0434222 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=0.071040Jy sigma=0.656505 ! Fit after self-cal, rms=0.070851Jy sigma=0.656128 ! 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=0.070851Jy sigma=0.656128 ! Fit after self-cal, rms=0.065553Jy sigma=0.653513 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.623 mas, bmaj=3.604 mas, bpa=87.05 degrees ! Estimated noise=0.281334 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00197635 Jy ! Component: 100 - total flux cleaned = 0.00268131 Jy ! Component: 150 - total flux cleaned = 0.00291612 Jy ! Component: 200 - total flux cleaned = 0.0029842 Jy ! Total flux subtracted in 200 components = 0.0029842 Jy ! Clean residual min=-0.001227 max=0.001363 Jy/beam ! Clean residual mean=0.000005 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.0464064 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 153 components and 0.0464064 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=0.065458Jy sigma=0.652150 ! Fit after self-cal, rms=0.065182Jy sigma=0.651126 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 = 0.00105706 Jy ! Component: 100 - total flux cleaned = 0.00118382 Jy ! Component: 150 - total flux cleaned = 0.0012207 Jy ! Component: 200 - total flux cleaned = 0.00115737 Jy ! Total flux subtracted in 200 components = 0.00115737 Jy ! Clean residual min=-0.001240 max=0.001310 Jy/beam ! Clean residual mean=0.000005 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.0475638 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 162 components and 0.0475638 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=0.065106Jy sigma=0.650525 ! Fit after self-cal, rms=0.064953Jy sigma=0.650223 ! 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=2.109 mas, bmaj=3.067 mas, bpa=78.93 degrees ! Estimated noise=0.278606 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.109 x 3.067 at 78.93 degrees (North through East) ! Clean map min=-0.0021722 max=0.028818 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=1.669 mas, bmaj=2.624 mas, bpa=67.97 degrees ! Estimated noise=0.87259 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0205229 Jy ! Component: 100 - total flux cleaned = 0.0275872 Jy ! Component: 150 - total flux cleaned = 0.0324098 Jy ! Component: 200 - total flux cleaned = 0.0360524 Jy ! Total flux subtracted in 200 components = 0.0360524 Jy ! Clean residual min=-0.002541 max=0.003144 Jy/beam ! Clean residual mean=0.000008 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 0.0360524 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 0.0360524 Jy ! Inverting map and beam ! Estimated beam: bmin=2.109 mas, bmaj=3.067 mas, bpa=78.93 degrees ! Estimated noise=0.278606 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 = 0.00450183 Jy ! Component: 100 - total flux cleaned = 0.00639844 Jy ! Component: 150 - total flux cleaned = 0.00779367 Jy ! Component: 200 - total flux cleaned = 0.00888223 Jy ! Total flux subtracted in 200 components = 0.00888223 Jy ! Clean residual min=-0.001986 max=0.001673 Jy/beam ! Clean residual mean=0.000007 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.0449346 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 74 components and 0.0449346 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=2.623 mas, bmaj=3.604 mas, bpa=87.05 degrees ! Estimated noise=0.281334 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126077 Jy ! Component: 100 - total flux cleaned = 0.00152543 Jy ! Component: 150 - total flux cleaned = 0.00175645 Jy ! Component: 200 - total flux cleaned = 0.00186147 Jy ! Total flux subtracted in 200 components = 0.00186147 Jy ! Clean residual min=-0.001645 max=0.001549 Jy/beam ! Clean residual mean=0.000007 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.0467961 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 = 0.000139965 Jy ! Component: 100 - total flux cleaned = 0.000227445 Jy ! Component: 150 - total flux cleaned = 0.000309408 Jy ! Component: 200 - total flux cleaned = 0.000383662 Jy ! Total flux subtracted in 200 components = 0.000383662 Jy ! Clean residual min=-0.001425 max=0.001450 Jy/beam ! Clean residual mean=0.000006 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.0471798 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 128 components and 0.0471798 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.109 mas, bmaj=3.067 mas, bpa=78.93 degrees ! Estimated noise=0.278606 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000467824 Jy ! Component: 100 - total flux cleaned = -0.000653566 Jy ! Component: 150 - total flux cleaned = -0.000689346 Jy ! Component: 200 - total flux cleaned = -0.000786169 Jy ! Total flux subtracted in 200 components = -0.000786169 Jy ! Clean residual min=-0.001429 max=0.001278 Jy/beam ! Clean residual mean=0.000005 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.0463936 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 154 components and 0.0463936 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=0.064915Jy sigma=0.650204 ! Fit after self-cal, rms=0.064791Jy sigma=0.649834 wmodel J1157+5457_X_map.mod ! Writing 154 model components to file: J1157+5457_X_map.mod wobs J1157+5457_X_uvs.fits ! Writing UV FITS file: J1157+5457_X_uvs.fits wwins J1157+5457_X_map.win ! wwins: Wrote 4 windows to J1157+5457_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 = -2.50945e-05 Jy ! Component: 100 - total flux cleaned = 0.000256197 Jy ! Component: 150 - total flux cleaned = 0.000376932 Jy ! Component: 200 - total flux cleaned = 0.000567224 Jy ! Component: 250 - total flux cleaned = 0.000712294 Jy ! Component: 300 - total flux cleaned = 0.000904901 Jy ! Component: 350 - total flux cleaned = 0.00112376 Jy ! Component: 400 - total flux cleaned = 0.00128651 Jy ! Component: 450 - total flux cleaned = 0.00145978 Jy ! Component: 500 - total flux cleaned = 0.0015668 Jy ! Component: 550 - total flux cleaned = 0.00171571 Jy ! Component: 600 - total flux cleaned = 0.00180264 Jy ! Component: 650 - total flux cleaned = 0.00190166 Jy ! Component: 700 - total flux cleaned = 0.0019983 Jy ! Component: 750 - total flux cleaned = 0.00206604 Jy ! Component: 800 - total flux cleaned = 0.0021455 Jy ! Component: 850 - total flux cleaned = 0.00223606 Jy ! Component: 900 - total flux cleaned = 0.00228655 Jy ! Component: 950 - total flux cleaned = 0.00232352 Jy ! Component: 1000 - total flux cleaned = 0.00240914 Jy ! Component: 1050 - total flux cleaned = 0.00246899 Jy ! Component: 1100 - total flux cleaned = 0.00251615 Jy ! Component: 1150 - total flux cleaned = 0.00257457 Jy ! Component: 1200 - total flux cleaned = 0.00262046 Jy ! Component: 1250 - total flux cleaned = 0.00266566 Jy ! Component: 1300 - total flux cleaned = 0.00275418 Jy ! Component: 1350 - total flux cleaned = 0.00280847 Jy ! Component: 1400 - total flux cleaned = 0.00284058 Jy ! Component: 1450 - total flux cleaned = 0.0028724 Jy ! Component: 1500 - total flux cleaned = 0.00291407 Jy ! Component: 1550 - total flux cleaned = 0.00299619 Jy ! Component: 1600 - total flux cleaned = 0.00299601 Jy ! Component: 1650 - total flux cleaned = 0.00301604 Jy ! Component: 1700 - total flux cleaned = 0.00305542 Jy ! Component: 1750 - total flux cleaned = 0.00306509 Jy ! Component: 1800 - total flux cleaned = 0.00312265 Jy ! Component: 1850 - total flux cleaned = 0.00314156 Jy ! Component: 1900 - total flux cleaned = 0.00322586 Jy ! Component: 1950 - total flux cleaned = 0.00325359 Jy ! Component: 2000 - total flux cleaned = 0.00329023 Jy ! Component: 2050 - total flux cleaned = 0.0033174 Jy ! Component: 2100 - total flux cleaned = 0.00335329 Jy ! Component: 2150 - total flux cleaned = 0.00339747 Jy ! Component: 2200 - total flux cleaned = 0.00343242 Jy ! Component: 2250 - total flux cleaned = 0.00344973 Jy ! Component: 2300 - total flux cleaned = 0.00347556 Jy ! Component: 2350 - total flux cleaned = 0.00350944 Jy ! Component: 2400 - total flux cleaned = 0.00351797 Jy ! Component: 2450 - total flux cleaned = 0.00356775 Jy ! Component: 2500 - total flux cleaned = 0.00356774 Jy ! Component: 2550 - total flux cleaned = 0.0035921 Jy ! Component: 2600 - total flux cleaned = 0.00360013 Jy ! Component: 2650 - total flux cleaned = 0.00362394 Jy ! Component: 2700 - total flux cleaned = 0.00363187 Jy ! Component: 2750 - total flux cleaned = 0.00363966 Jy ! Component: 2800 - total flux cleaned = 0.00365514 Jy ! Component: 2850 - total flux cleaned = 0.00367047 Jy ! Component: 2900 - total flux cleaned = 0.00369319 Jy ! Component: 2950 - total flux cleaned = 0.00373049 Jy ! Component: 3000 - total flux cleaned = 0.00373049 Jy ! Component: 3050 - total flux cleaned = 0.00373777 Jy ! Component: 3100 - total flux cleaned = 0.00373044 Jy ! Component: 3150 - total flux cleaned = 0.00371591 Jy ! Component: 3200 - total flux cleaned = 0.00373742 Jy ! Component: 3250 - total flux cleaned = 0.00373749 Jy ! Component: 3300 - total flux cleaned = 0.0037517 Jy ! Component: 3350 - total flux cleaned = 0.00373776 Jy ! Component: 3400 - total flux cleaned = 0.00373079 Jy ! Component: 3450 - total flux cleaned = 0.00373766 Jy ! Component: 3500 - total flux cleaned = 0.00371038 Jy ! Component: 3550 - total flux cleaned = 0.00373756 Jy ! Component: 3600 - total flux cleaned = 0.00377118 Jy ! Component: 3650 - total flux cleaned = 0.00377784 Jy ! Component: 3700 - total flux cleaned = 0.0037645 Jy ! Component: 3750 - total flux cleaned = 0.00373817 Jy ! Component: 3800 - total flux cleaned = 0.00376432 Jy ! Component: 3850 - total flux cleaned = 0.00374482 Jy ! Component: 3900 - total flux cleaned = 0.00373194 Jy ! Component: 3950 - total flux cleaned = 0.00373835 Jy ! Component: 4000 - total flux cleaned = 0.00372556 Jy ! Component: 4050 - total flux cleaned = 0.00371923 Jy ! Total flux subtracted in 4096 components = 0.00371923 Jy ! Clean residual min=-0.000340 max=0.000327 Jy/beam ! Clean residual mean=0.000002 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0501128 Jy keep ! Adding 325 model components to the UV plane model. ! The established model now contains 479 components and 0.0501128 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1157+5457_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.109 x 3.067 at 78.93 degrees (North through East) ! Clean map min=-0.0020022 max=0.029088 Jy/beam ! Writing clean map to FITS file: .//J1157+5457_X_map.fits wmodel .//J1157+5457_X_map.mod ! Writing 479 model components to file: .//J1157+5457_X_map.mod wobs .//J1157+5457_X_uvs.fits ! Writing UV FITS file: .//J1157+5457_X_uvs.fits wwins .//J1157+5457_X_map.win ! wwins: Wrote 5 windows to .//J1157+5457_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0290883 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000122209 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.26039 1.26039 2.52079 5.04157 10.0831 20.1663 40.3326 80.6651 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.029 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 238.021 quit ! Quitting program ! Log file .//J1157+5457_X_dfm.log closed on Mon Jan 20 00:05:24 2020