! Started logfile: .//J1745+3951_X_dfm.log on Mon Jan 20 00:08:20 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 .//J1745+3951_X_uvm.fits ! Reading UV FITS file: .//J1745+3951_X_uvm.fits ! AN table 1: 94 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.991489 visibilities/baseline/integration-bin. ! Found source: J1745+3951 ! ! 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 33552 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 J1745+3951_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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001205Jy sigma=21.853355 ! Fit after self-cal, rms=0.972818Jy sigma=21.230109 ! 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=0.6833 mas, bmaj=2.297 mas, bpa=-10.36 degrees ! Estimated noise=0.394236 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 = 0.0200113 Jy ! Component: 100 - total flux cleaned = 0.0248386 Jy ! Total flux subtracted in 100 components = 0.0248386 Jy ! Clean residual min=-0.004159 max=0.004136 Jy/beam ! Clean residual mean=-0.000002 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.0248386 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0248386 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=0.036968Jy sigma=0.780920 ! Fit after self-cal, rms=0.035170Jy sigma=0.742323 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00426391 Jy ! Component: 100 - total flux cleaned = 0.00663244 Jy ! Total flux subtracted in 100 components = 0.00663244 Jy ! Clean residual min=-0.003987 max=0.003382 Jy/beam ! Clean residual mean=-0.000001 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.031471 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.031471 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=0.034450Jy sigma=0.725252 ! Fit after self-cal, rms=0.034432Jy sigma=0.725014 ! 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=0.8785 mas, bmaj=2.479 mas, bpa=-9.872 degrees ! Estimated noise=0.178914 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 = 0.00263837 Jy ! Component: 100 - total flux cleaned = 0.00433481 Jy ! Component: 150 - total flux cleaned = 0.00547687 Jy ! Component: 200 - total flux cleaned = 0.00626543 Jy ! Total flux subtracted in 200 components = 0.00626543 Jy ! Clean residual min=-0.002827 max=0.002843 Jy/beam ! Clean residual mean=-0.000004 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.0377364 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 46 components and 0.0377364 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=0.034215Jy sigma=0.719628 ! Fit after self-cal, rms=0.034197Jy sigma=0.719307 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8785 x 2.479 at -9.872 degrees (North through East) ! Clean map min=-0.0026731 max=0.030454 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.91 HN 1.14 KP 0.96 ! LA 1.01 MK 1.12 NL 0.89 OV 1.14 ! PT 0.84 SC 0.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.88 HN 1.22 KP 1.05 ! LA 0.98 MK 1.15 NL 0.88 OV 1.09 ! PT 0.85 SC 0.87 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.83 HN 1.10 KP 0.98 ! LA 1.07 MK 1.09 NL 0.86 OV 1.12 ! PT 0.90 SC 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.90 HN 1.05 KP 1.03 ! LA 1.09 MK 1.11 NL 0.88 OV 1.10 ! PT 0.86 SC 0.87 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.87 HN 1.18 KP 1.03 ! LA 1.14 MK 1.11 NL 0.82 OV 1.20 ! PT 0.87 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.87 HN 1.09 KP 1.01 ! LA 1.12 MK 0.98 NL 0.76 OV 1.19 ! PT 0.90 SC 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.84 HN 1.09 KP 1.06 ! LA 1.10 MK 1.03 NL 0.84 OV 1.17 ! PT 0.86 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.86 HN 1.11 KP 1.14 ! LA 1.12 MK 1.04 NL 0.85 OV 1.23 ! PT 0.87 SC 0.90 ! ! ! Fit before self-cal, rms=0.034197Jy sigma=0.719307 ! Fit after self-cal, rms=0.033269Jy sigma=0.710346 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8889 mas, bmaj=2.494 mas, bpa=-8.962 degrees ! Estimated noise=0.17603 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 = -5.26377e-07 Jy ! Component: 100 - total flux cleaned = 1.97202e-05 Jy ! Component: 150 - total flux cleaned = 6.6588e-05 Jy ! Component: 200 - total flux cleaned = 0.000150871 Jy ! Total flux subtracted in 200 components = 0.000150871 Jy ! Clean residual min=-0.002725 max=0.002809 Jy/beam ! Clean residual mean=-0.000005 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.0378873 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 56 components and 0.0378873 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=0.033243Jy sigma=0.709934 ! Fit after self-cal, rms=0.033320Jy sigma=0.708794 ! Inverting map ! Added new window around map position (0.6, -32.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193523 Jy ! Component: 100 - total flux cleaned = 0.00250387 Jy ! Component: 150 - total flux cleaned = 0.00273714 Jy ! Component: 200 - total flux cleaned = 0.00280533 Jy ! Total flux subtracted in 200 components = 0.00280533 Jy ! Clean residual min=-0.002515 max=0.002605 Jy/beam ! Clean residual mean=-0.000004 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.0406926 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 78 components and 0.0406926 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=0.033123Jy sigma=0.704470 ! Fit after self-cal, rms=0.033081Jy sigma=0.703253 ! 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=0.033081Jy sigma=0.703253 ! Fit after self-cal, rms=0.039664Jy sigma=0.681773 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8991 mas, bmaj=2.503 mas, bpa=-10.1 degrees ! Estimated noise=0.180865 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000145133 Jy ! Component: 100 - total flux cleaned = 1.42496e-05 Jy ! Component: 150 - total flux cleaned = -1.04024e-05 Jy ! Component: 200 - total flux cleaned = -3.2221e-05 Jy ! Total flux subtracted in 200 components = -3.2221e-05 Jy ! Clean residual min=-0.000781 max=0.000917 Jy/beam ! Clean residual mean=-0.000001 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.0406604 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 92 components and 0.0406604 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=0.039651Jy sigma=0.681544 ! Fit after self-cal, rms=0.039990Jy sigma=0.680444 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 = 9.04641e-05 Jy ! Component: 100 - total flux cleaned = 0.000115321 Jy ! Component: 150 - total flux cleaned = 8.37589e-05 Jy ! Component: 200 - total flux cleaned = 7.44942e-05 Jy ! Total flux subtracted in 200 components = 7.44942e-05 Jy ! Clean residual min=-0.000940 max=0.000891 Jy/beam ! Clean residual mean=-0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0407349 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 104 components and 0.0407349 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=0.039982Jy sigma=0.680335 ! Fit after self-cal, rms=0.039989Jy sigma=0.680314 ! 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=0.039989Jy sigma=0.680314 ! Fit after self-cal, rms=0.041894Jy sigma=0.679924 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8998 mas, bmaj=2.504 mas, bpa=-10.22 degrees ! Estimated noise=0.181393 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000120862 Jy ! Component: 100 - total flux cleaned = 0.000141422 Jy ! Component: 150 - total flux cleaned = 0.000131543 Jy ! Component: 200 - total flux cleaned = 0.000139844 Jy ! Total flux subtracted in 200 components = 0.000139844 Jy ! Clean residual min=-0.000858 max=0.000906 Jy/beam ! Clean residual mean=-0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0408748 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 109 components and 0.0408748 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=0.041888Jy sigma=0.679820 ! Fit after self-cal, rms=0.042064Jy sigma=0.679546 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 = -4.2247e-05 Jy ! Component: 100 - total flux cleaned = -4.23566e-05 Jy ! Component: 150 - total flux cleaned = -4.24065e-05 Jy ! Component: 200 - total flux cleaned = -3.50871e-05 Jy ! Total flux subtracted in 200 components = -3.50871e-05 Jy ! Clean residual min=-0.000933 max=0.000909 Jy/beam ! Clean residual mean=-0.000001 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0408397 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 112 components and 0.0408397 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=0.042059Jy sigma=0.679497 ! Fit after self-cal, rms=0.042066Jy sigma=0.679491 ! 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=0.042066Jy sigma=0.679491 ! Fit after self-cal, rms=0.043118Jy sigma=0.679387 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.006 mas, bmaj=2.896 mas, bpa=-11.25 degrees ! Estimated noise=0.230211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000270053 Jy ! Component: 100 - total flux cleaned = 0.000298355 Jy ! Component: 150 - total flux cleaned = 0.000320732 Jy ! Component: 200 - total flux cleaned = 0.000330311 Jy ! Total flux subtracted in 200 components = 0.000330311 Jy ! Clean residual min=-0.001197 max=0.001287 Jy/beam ! Clean residual mean=-0.000001 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.04117 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 121 components and 0.04117 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=0.043116Jy sigma=0.679418 ! Fit after self-cal, rms=0.043223Jy sigma=0.679277 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 = 1.1743e-05 Jy ! Component: 100 - total flux cleaned = 1.16925e-05 Jy ! Component: 150 - total flux cleaned = -6.42225e-06 Jy ! Component: 200 - total flux cleaned = -2.24249e-05 Jy ! Total flux subtracted in 200 components = -2.24249e-05 Jy ! Clean residual min=-0.001223 max=0.001297 Jy/beam ! Clean residual mean=-0.000001 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.0411476 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 128 components and 0.0411476 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=0.043222Jy sigma=0.679347 ! Fit after self-cal, rms=0.043225Jy sigma=0.679313 ! 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=0.8985 mas, bmaj=2.503 mas, bpa=-10.26 degrees ! Estimated noise=0.181453 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8985 x 2.503 at -10.26 degrees (North through East) ! Clean map min=-0.00088501 max=0.029625 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=0.6919 mas, bmaj=2.293 mas, bpa=-10.71 degrees ! Estimated noise=0.40384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0222431 Jy ! Component: 100 - total flux cleaned = 0.0278359 Jy ! Component: 150 - total flux cleaned = 0.0307681 Jy ! Component: 200 - total flux cleaned = 0.0328779 Jy ! Total flux subtracted in 200 components = 0.0328779 Jy ! Clean residual min=-0.001559 max=0.001687 Jy/beam ! Clean residual mean=-0.000001 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.0328778 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0328778 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8985 mas, bmaj=2.503 mas, bpa=-10.26 degrees ! Estimated noise=0.181453 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 = 0.00242989 Jy ! Component: 100 - total flux cleaned = 0.00410306 Jy ! Component: 150 - total flux cleaned = 0.00534152 Jy ! Component: 200 - total flux cleaned = 0.00626948 Jy ! Total flux subtracted in 200 components = 0.00626948 Jy ! Clean residual min=-0.000974 max=0.000999 Jy/beam ! Clean residual mean=-0.000002 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0391473 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 48 components and 0.0391473 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=2.006 mas, bmaj=2.896 mas, bpa=-11.25 degrees ! Estimated noise=0.230211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120417 Jy ! Component: 100 - total flux cleaned = 0.00163805 Jy ! Component: 150 - total flux cleaned = 0.0017594 Jy ! Component: 200 - total flux cleaned = 0.00172739 Jy ! Total flux subtracted in 200 components = 0.00172739 Jy ! Clean residual min=-0.001286 max=0.001338 Jy/beam ! Clean residual mean=-0.000001 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.0408747 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 = 9.00181e-07 Jy ! Component: 100 - total flux cleaned = 1.22382e-05 Jy ! Component: 150 - total flux cleaned = 1.15565e-05 Jy ! Component: 200 - total flux cleaned = 1.11104e-05 Jy ! Total flux subtracted in 200 components = 1.11104e-05 Jy ! Clean residual min=-0.001236 max=0.001304 Jy/beam ! Clean residual mean=-0.000001 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.0408858 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 92 components and 0.0408858 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8985 mas, bmaj=2.503 mas, bpa=-10.26 degrees ! Estimated noise=0.181453 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000118634 Jy ! Component: 100 - total flux cleaned = -0.000175822 Jy ! Component: 150 - total flux cleaned = -0.000223782 Jy ! Component: 200 - total flux cleaned = -0.000224344 Jy ! Total flux subtracted in 200 components = -0.000224344 Jy ! Clean residual min=-0.000988 max=0.000890 Jy/beam ! Clean residual mean=-0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0406615 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 115 components and 0.0406615 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=0.043240Jy sigma=0.679367 ! Fit after self-cal, rms=0.043230Jy sigma=0.679263 wmodel J1745+3951_X_map.mod ! Writing 115 model components to file: J1745+3951_X_map.mod wobs J1745+3951_X_uvs.fits ! Writing UV FITS file: J1745+3951_X_uvs.fits wwins J1745+3951_X_map.win ! wwins: Wrote 2 windows to J1745+3951_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 = -2.53388e-05 Jy ! Component: 100 - total flux cleaned = 0.000144139 Jy ! Component: 150 - total flux cleaned = 0.000230458 Jy ! Component: 200 - total flux cleaned = 0.000298933 Jy ! Component: 250 - total flux cleaned = 0.000365062 Jy ! Component: 300 - total flux cleaned = 0.000441486 Jy ! Component: 350 - total flux cleaned = 0.000515287 Jy ! Component: 400 - total flux cleaned = 0.000563094 Jy ! Component: 450 - total flux cleaned = 0.000621217 Jy ! Component: 500 - total flux cleaned = 0.00064378 Jy ! Component: 550 - total flux cleaned = 0.00069926 Jy ! Component: 600 - total flux cleaned = 0.000753219 Jy ! Component: 650 - total flux cleaned = 0.000742511 Jy ! Component: 700 - total flux cleaned = 0.000752862 Jy ! Component: 750 - total flux cleaned = 0.000732384 Jy ! Component: 800 - total flux cleaned = 0.000722384 Jy ! Component: 850 - total flux cleaned = 0.000702489 Jy ! Component: 900 - total flux cleaned = 0.000682932 Jy ! Component: 950 - total flux cleaned = 0.000673453 Jy ! Component: 1000 - total flux cleaned = 0.000673464 Jy ! Component: 1050 - total flux cleaned = 0.000673631 Jy ! Component: 1100 - total flux cleaned = 0.000664618 Jy ! Component: 1150 - total flux cleaned = 0.000673761 Jy ! Component: 1200 - total flux cleaned = 0.000691631 Jy ! Component: 1250 - total flux cleaned = 0.000647361 Jy ! Component: 1300 - total flux cleaned = 0.000656216 Jy ! Component: 1350 - total flux cleaned = 0.000630223 Jy ! Component: 1400 - total flux cleaned = 0.000621643 Jy ! Component: 1450 - total flux cleaned = 0.000604667 Jy ! Component: 1500 - total flux cleaned = 0.000604675 Jy ! Component: 1550 - total flux cleaned = 0.000579654 Jy ! Component: 1600 - total flux cleaned = 0.000587728 Jy ! Component: 1650 - total flux cleaned = 0.000579533 Jy ! Component: 1700 - total flux cleaned = 0.00059565 Jy ! Component: 1750 - total flux cleaned = 0.000563607 Jy ! Component: 1800 - total flux cleaned = 0.000563702 Jy ! Component: 1850 - total flux cleaned = 0.000579392 Jy ! Component: 1900 - total flux cleaned = 0.000532514 Jy ! Component: 1950 - total flux cleaned = 0.000555722 Jy ! Component: 2000 - total flux cleaned = 0.000547944 Jy ! Component: 2050 - total flux cleaned = 0.00055564 Jy ! Component: 2100 - total flux cleaned = 0.00055559 Jy ! Component: 2150 - total flux cleaned = 0.000525532 Jy ! Component: 2200 - total flux cleaned = 0.000525522 Jy ! Component: 2250 - total flux cleaned = 0.000532808 Jy ! Component: 2300 - total flux cleaned = 0.000518119 Jy ! Component: 2350 - total flux cleaned = 0.000503566 Jy ! Component: 2400 - total flux cleaned = 0.000496365 Jy ! Component: 2450 - total flux cleaned = 0.000510604 Jy ! Component: 2500 - total flux cleaned = 0.000503429 Jy ! Component: 2550 - total flux cleaned = 0.00049636 Jy ! Component: 2600 - total flux cleaned = 0.000503349 Jy ! Component: 2650 - total flux cleaned = 0.000510285 Jy ! Component: 2700 - total flux cleaned = 0.000496559 Jy ! Component: 2750 - total flux cleaned = 0.000510292 Jy ! Component: 2800 - total flux cleaned = 0.000496639 Jy ! Component: 2850 - total flux cleaned = 0.000483149 Jy ! Component: 2900 - total flux cleaned = 0.000496541 Jy ! Component: 2950 - total flux cleaned = 0.000463301 Jy ! Component: 3000 - total flux cleaned = 0.000483113 Jy ! Component: 3050 - total flux cleaned = 0.000476527 Jy ! Component: 3100 - total flux cleaned = 0.000470007 Jy ! Component: 3150 - total flux cleaned = 0.000457144 Jy ! Component: 3200 - total flux cleaned = 0.000457216 Jy ! Component: 3250 - total flux cleaned = 0.000463615 Jy ! Component: 3300 - total flux cleaned = 0.000482676 Jy ! Component: 3350 - total flux cleaned = 0.000495268 Jy ! Component: 3400 - total flux cleaned = 0.000513955 Jy ! Component: 3450 - total flux cleaned = 0.00047662 Jy ! Component: 3500 - total flux cleaned = 0.000495224 Jy ! Component: 3550 - total flux cleaned = 0.000501334 Jy ! Component: 3600 - total flux cleaned = 0.000507518 Jy ! Component: 3650 - total flux cleaned = 0.000519611 Jy ! Component: 3700 - total flux cleaned = 0.000507535 Jy ! Component: 3750 - total flux cleaned = 0.000495582 Jy ! Component: 3800 - total flux cleaned = 0.000495608 Jy ! Component: 3850 - total flux cleaned = 0.000531174 Jy ! Component: 3900 - total flux cleaned = 0.000531131 Jy ! Component: 3950 - total flux cleaned = 0.000554559 Jy ! Component: 4000 - total flux cleaned = 0.000572004 Jy ! Component: 4050 - total flux cleaned = 0.000566234 Jy ! Total flux subtracted in 4096 components = 0.000560455 Jy ! Clean residual min=-0.000336 max=0.000339 Jy/beam ! Clean residual mean=0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.041222 Jy keep ! Adding 356 model components to the UV plane model. ! The established model now contains 471 components and 0.041222 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1745+3951_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8985 x 2.503 at -10.26 degrees (North through East) ! Clean map min=-0.00075689 max=0.029704 Jy/beam ! Writing clean map to FITS file: .//J1745+3951_X_map.fits wmodel .//J1745+3951_X_map.mod ! Writing 471 model components to file: .//J1745+3951_X_map.mod wobs .//J1745+3951_X_uvs.fits ! Writing UV FITS file: .//J1745+3951_X_uvs.fits wwins .//J1745+3951_X_map.win ! wwins: Wrote 3 windows to .//J1745+3951_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0297037 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000104571 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.05614 1.05614 2.11228 4.22457 8.44913 16.8983 33.7965 67.5931 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= 284.052 quit ! Quitting program ! Log file .//J1745+3951_X_dfm.log closed on Mon Jan 20 00:08:25 2020