! Started logfile: .//J1904+3626_C_dfm.log on Mon Jan 20 18:51:29 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J1904+3626_C_uva.fits ! Reading UV FITS file: .//J1904+3626_C_uva.fits ! AN table 1: 46 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.991787 visibilities/baseline/integration-bin. ! Found source: J1904+3626 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 16424 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1904+3626_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.999936Jy sigma=24.059683 ! Fit after self-cal, rms=0.954266Jy sigma=22.942803 ! 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=1.335 mas, bmaj=4.142 mas, bpa=20.69 degrees ! Estimated noise=0.49423 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 = 0.0325455 Jy ! Component: 100 - total flux cleaned = 0.0453325 Jy ! Total flux subtracted in 100 components = 0.0453325 Jy ! Clean residual min=-0.002967 max=0.006074 Jy/beam ! Clean residual mean=0.000008 rms=0.000854 Jy/beam ! Combined flux in latest and established models = 0.0453325 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0453325 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=0.033852Jy sigma=0.798334 ! Fit after self-cal, rms=0.032745Jy sigma=0.773837 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00809791 Jy ! Component: 100 - total flux cleaned = 0.0124794 Jy ! Total flux subtracted in 100 components = 0.0124794 Jy ! Clean residual min=-0.001778 max=0.002466 Jy/beam ! Clean residual mean=0.000003 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.0578119 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.0578119 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=0.030173Jy sigma=0.704527 ! Fit after self-cal, rms=0.030123Jy sigma=0.703437 ! 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=1.7 mas, bmaj=4.398 mas, bpa=19.15 degrees ! Estimated noise=0.232249 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 = 0.004128 Jy ! Component: 100 - total flux cleaned = 0.00608393 Jy ! Component: 150 - total flux cleaned = 0.00730575 Jy ! Component: 200 - total flux cleaned = 0.00809248 Jy ! Total flux subtracted in 200 components = 0.00809248 Jy ! Clean residual min=-0.001034 max=0.001401 Jy/beam ! Clean residual mean=-0.000001 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.0659043 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 36 components and 0.0659044 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=0.029612Jy sigma=0.689359 ! Fit after self-cal, rms=0.029594Jy sigma=0.688936 ! Inverting map ! Added new window around map position (-2.4, 1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000950078 Jy ! Component: 100 - total flux cleaned = 0.000889073 Jy ! Component: 150 - total flux cleaned = 0.00091696 Jy ! Component: 200 - total flux cleaned = 0.000975678 Jy ! Total flux subtracted in 200 components = 0.000975678 Jy ! Clean residual min=-0.000970 max=0.001011 Jy/beam ! Clean residual mean=-0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.06688 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 58 components and 0.06688 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=0.029508Jy sigma=0.687043 ! Fit after self-cal, rms=0.029503Jy sigma=0.686831 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.7 x 4.398 at 19.15 degrees (North through East) ! Clean map min=-0.00088239 max=0.046209 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.96 KP 1.02 ! LA 1.00 MK 1.11 NL 0.99 OV 0.94 ! PT 0.99 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 1.04 KP 0.97 ! LA 1.01 MK 1.05 NL 1.02 OV 0.97 ! PT 0.94 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.02 KP 1.03 ! LA 1.01 MK 1.00 NL 0.98 OV 1.01 ! PT 0.96 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 1.11 KP 1.02 ! LA 1.02 MK 1.05 NL 0.97 OV 0.99 ! PT 0.97 SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.02 KP 1.03 ! LA 1.04 MK 0.99 NL 0.98 OV 0.97 ! PT 1.02 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.08 KP 1.03 ! LA 1.05 MK 0.91 NL 0.95 OV 1.01 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.08 KP 0.98 ! LA 1.05 MK 0.89 NL 0.93 OV 1.00 ! PT 0.99 SC 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 0.96 KP 1.04 ! LA 1.05 MK 0.84 NL 0.92 OV 1.08 ! PT 1.00 SC 1.05 ! ! ! Fit before self-cal, rms=0.029503Jy sigma=0.686831 ! Fit after self-cal, rms=0.029274Jy sigma=0.683680 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.699 mas, bmaj=4.403 mas, bpa=19.06 degrees ! Estimated noise=0.231212 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 = 0.000492014 Jy ! Component: 100 - total flux cleaned = 0.000601523 Jy ! Component: 150 - total flux cleaned = 0.000614256 Jy ! Component: 200 - total flux cleaned = 0.000636769 Jy ! Total flux subtracted in 200 components = 0.000636769 Jy ! Clean residual min=-0.000745 max=0.000678 Jy/beam ! Clean residual mean=-0.000001 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.0675168 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 79 components and 0.0675168 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=0.029259Jy sigma=0.683319 ! Fit after self-cal, rms=0.029271Jy sigma=0.683221 ! 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=0.029271Jy sigma=0.683221 ! Fit after self-cal, rms=0.029249Jy sigma=0.683190 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.698 mas, bmaj=4.402 mas, bpa=18.96 degrees ! Estimated noise=0.231252 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00029207 Jy ! Component: 100 - total flux cleaned = 0.000358947 Jy ! Component: 150 - total flux cleaned = 0.000387632 Jy ! Component: 200 - total flux cleaned = 0.00041339 Jy ! Total flux subtracted in 200 components = 0.00041339 Jy ! Clean residual min=-0.000733 max=0.000678 Jy/beam ! Clean residual mean=-0.000001 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.0679302 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 88 components and 0.0679302 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=0.029241Jy sigma=0.683014 ! Fit after self-cal, rms=0.029241Jy sigma=0.682996 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 = 3.6473e-05 Jy ! Component: 100 - total flux cleaned = 4.47291e-05 Jy ! Component: 150 - total flux cleaned = 5.91302e-05 Jy ! Component: 200 - total flux cleaned = 7.25957e-05 Jy ! Total flux subtracted in 200 components = 7.25957e-05 Jy ! Clean residual min=-0.000730 max=0.000681 Jy/beam ! Clean residual mean=-0.000001 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.0680028 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 98 components and 0.0680028 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=0.029237Jy sigma=0.682906 ! Fit after self-cal, rms=0.029237Jy sigma=0.682897 ! 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=0.029237Jy sigma=0.682897 ! Fit after self-cal, rms=0.029224Jy sigma=0.682874 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.698 mas, bmaj=4.403 mas, bpa=18.86 degrees ! Estimated noise=0.231344 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00017392 Jy ! Component: 100 - total flux cleaned = 0.000264697 Jy ! Component: 150 - total flux cleaned = 0.000331569 Jy ! Component: 200 - total flux cleaned = 0.000356016 Jy ! Total flux subtracted in 200 components = 0.000356016 Jy ! Clean residual min=-0.000708 max=0.000678 Jy/beam ! Clean residual mean=-0.000001 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.0683588 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 105 components and 0.0683588 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=0.029220Jy sigma=0.682794 ! Fit after self-cal, rms=0.029220Jy sigma=0.682790 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 = 3.0999e-05 Jy ! Component: 100 - total flux cleaned = 4.82196e-05 Jy ! Component: 150 - total flux cleaned = 6.43099e-05 Jy ! Component: 200 - total flux cleaned = 7.44798e-05 Jy ! Total flux subtracted in 200 components = 7.44798e-05 Jy ! Clean residual min=-0.000708 max=0.000674 Jy/beam ! Clean residual mean=-0.000001 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.0684333 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 112 components and 0.0684333 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=0.029218Jy sigma=0.682743 ! Fit after self-cal, rms=0.029218Jy sigma=0.682741 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.029218Jy sigma=0.682741 ! Fit after self-cal, rms=0.029205Jy sigma=0.682726 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.48 mas, bmaj=5.242 mas, bpa=10.97 degrees ! Estimated noise=0.286011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000268276 Jy ! Component: 100 - total flux cleaned = 0.000402648 Jy ! Component: 150 - total flux cleaned = 0.000423348 Jy ! Component: 200 - total flux cleaned = 0.000423314 Jy ! Total flux subtracted in 200 components = 0.000423314 Jy ! Clean residual min=-0.000704 max=0.000686 Jy/beam ! Clean residual mean=-0.000003 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.0688566 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 132 components and 0.0688566 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=0.029204Jy sigma=0.682709 ! Fit after self-cal, rms=0.029203Jy sigma=0.682704 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 = 3.70551e-05 Jy ! Component: 100 - total flux cleaned = 4.41422e-05 Jy ! Component: 150 - total flux cleaned = 4.40503e-05 Jy ! Component: 200 - total flux cleaned = 4.40049e-05 Jy ! Total flux subtracted in 200 components = 4.40049e-05 Jy ! Clean residual min=-0.000697 max=0.000686 Jy/beam ! Clean residual mean=-0.000003 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.0689006 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 143 components and 0.0689007 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=0.029203Jy sigma=0.682704 ! Fit after self-cal, rms=0.029203Jy sigma=0.682700 ! 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=1.697 mas, bmaj=4.402 mas, bpa=18.8 degrees ! Estimated noise=0.23136 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.697 x 4.402 at 18.8 degrees (North through East) ! Clean map min=-0.00065978 max=0.045857 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=1.334 mas, bmaj=4.145 mas, bpa=20.46 degrees ! Estimated noise=0.490589 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0330457 Jy ! Component: 100 - total flux cleaned = 0.046846 Jy ! Component: 150 - total flux cleaned = 0.0542583 Jy ! Component: 200 - total flux cleaned = 0.0587275 Jy ! Total flux subtracted in 200 components = 0.0587275 Jy ! Clean residual min=-0.001827 max=0.002392 Jy/beam ! Clean residual mean=0.000003 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.0587274 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0587274 Jy ! Inverting map and beam ! Estimated beam: bmin=1.697 mas, bmaj=4.402 mas, bpa=18.8 degrees ! Estimated noise=0.23136 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 = 0.00413117 Jy ! Component: 100 - total flux cleaned = 0.00625753 Jy ! Component: 150 - total flux cleaned = 0.00757853 Jy ! Component: 200 - total flux cleaned = 0.00850545 Jy ! Total flux subtracted in 200 components = 0.00850545 Jy ! Clean residual min=-0.000742 max=0.000709 Jy/beam ! Clean residual mean=-0.000001 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0672329 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 47 components and 0.0672329 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.48 mas, bmaj=5.242 mas, bpa=10.97 degrees ! Estimated noise=0.286011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000866919 Jy ! Component: 100 - total flux cleaned = 0.00122114 Jy ! Component: 150 - total flux cleaned = 0.00138166 Jy ! Component: 200 - total flux cleaned = 0.0014622 Jy ! Total flux subtracted in 200 components = 0.0014622 Jy ! Clean residual min=-0.000748 max=0.000669 Jy/beam ! Clean residual mean=-0.000003 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0686951 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 = 5.56339e-05 Jy ! Component: 100 - total flux cleaned = 8.73631e-05 Jy ! Component: 150 - total flux cleaned = 9.4612e-05 Jy ! Component: 200 - total flux cleaned = 9.46412e-05 Jy ! Total flux subtracted in 200 components = 9.46412e-05 Jy ! Clean residual min=-0.000729 max=0.000681 Jy/beam ! Clean residual mean=-0.000003 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0687897 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 75 components and 0.0687897 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.697 mas, bmaj=4.402 mas, bpa=18.8 degrees ! Estimated noise=0.23136 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000228184 Jy ! Component: 100 - total flux cleaned = -0.000184674 Jy ! Component: 150 - total flux cleaned = -0.000128342 Jy ! Component: 200 - total flux cleaned = -0.000102827 Jy ! Total flux subtracted in 200 components = -0.000102827 Jy ! Clean residual min=-0.000721 max=0.000667 Jy/beam ! Clean residual mean=-0.000001 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.0686869 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 92 components and 0.0686869 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=0.029212Jy sigma=0.682916 ! Fit after self-cal, rms=0.029210Jy sigma=0.682887 wmodel J1904+3626_C_map.mod ! Writing 92 model components to file: J1904+3626_C_map.mod wobs J1904+3626_C_uvs.fits ! Writing UV FITS file: J1904+3626_C_uvs.fits wwins J1904+3626_C_map.win ! wwins: Wrote 2 windows to J1904+3626_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -8.92712e-06 Jy ! Component: 100 - total flux cleaned = 1.38798e-05 Jy ! Component: 150 - total flux cleaned = -1.73268e-05 Jy ! Component: 200 - total flux cleaned = -1.73856e-05 Jy ! Component: 250 - total flux cleaned = -2.71974e-05 Jy ! Component: 300 - total flux cleaned = -4.59211e-05 Jy ! Component: 350 - total flux cleaned = 4.29369e-07 Jy ! Component: 400 - total flux cleaned = 3.09957e-07 Jy ! Component: 450 - total flux cleaned = 3.57697e-05 Jy ! Component: 500 - total flux cleaned = 8.76217e-05 Jy ! Component: 550 - total flux cleaned = 0.000112976 Jy ! Component: 600 - total flux cleaned = 0.00015444 Jy ! Component: 650 - total flux cleaned = 0.000162624 Jy ! Component: 700 - total flux cleaned = 0.000170552 Jy ! Component: 750 - total flux cleaned = 0.000202142 Jy ! Component: 800 - total flux cleaned = 0.000209828 Jy ! Component: 850 - total flux cleaned = 0.000202176 Jy ! Component: 900 - total flux cleaned = 0.000209768 Jy ! Component: 950 - total flux cleaned = 0.000239705 Jy ! Component: 1000 - total flux cleaned = 0.000239695 Jy ! Component: 1050 - total flux cleaned = 0.000268623 Jy ! Component: 1100 - total flux cleaned = 0.000254269 Jy ! Component: 1150 - total flux cleaned = 0.000268362 Jy ! Component: 1200 - total flux cleaned = 0.000275235 Jy ! Component: 1250 - total flux cleaned = 0.000275226 Jy ! Component: 1300 - total flux cleaned = 0.000288956 Jy ! Component: 1350 - total flux cleaned = 0.000315951 Jy ! Component: 1400 - total flux cleaned = 0.00030267 Jy ! Component: 1450 - total flux cleaned = 0.000342396 Jy ! Component: 1500 - total flux cleaned = 0.000342417 Jy ! Component: 1550 - total flux cleaned = 0.000361808 Jy ! Component: 1600 - total flux cleaned = 0.00038094 Jy ! Component: 1650 - total flux cleaned = 0.000374552 Jy ! Component: 1700 - total flux cleaned = 0.00038713 Jy ! Component: 1750 - total flux cleaned = 0.000418156 Jy ! Component: 1800 - total flux cleaned = 0.000393465 Jy ! Component: 1850 - total flux cleaned = 0.000423973 Jy ! Component: 1900 - total flux cleaned = 0.000442184 Jy ! Component: 1950 - total flux cleaned = 0.000460127 Jy ! Component: 2000 - total flux cleaned = 0.000466049 Jy ! Component: 2050 - total flux cleaned = 0.000465971 Jy ! Component: 2100 - total flux cleaned = 0.000466008 Jy ! Component: 2150 - total flux cleaned = 0.000471811 Jy ! Component: 2200 - total flux cleaned = 0.000483298 Jy ! Component: 2250 - total flux cleaned = 0.000489006 Jy ! Component: 2300 - total flux cleaned = 0.000494675 Jy ! Component: 2350 - total flux cleaned = 0.00050028 Jy ! Component: 2400 - total flux cleaned = 0.000522477 Jy ! Component: 2450 - total flux cleaned = 0.000511425 Jy ! Component: 2500 - total flux cleaned = 0.00052788 Jy ! Component: 2550 - total flux cleaned = 0.000544181 Jy ! Component: 2600 - total flux cleaned = 0.000560268 Jy ! Component: 2650 - total flux cleaned = 0.000560283 Jy ! Component: 2700 - total flux cleaned = 0.000576131 Jy ! Component: 2750 - total flux cleaned = 0.000586589 Jy ! Component: 2800 - total flux cleaned = 0.000586605 Jy ! Component: 2850 - total flux cleaned = 0.000617633 Jy ! Component: 2900 - total flux cleaned = 0.000602221 Jy ! Component: 2950 - total flux cleaned = 0.000622639 Jy ! Component: 3000 - total flux cleaned = 0.000617516 Jy ! Component: 3050 - total flux cleaned = 0.000602523 Jy ! Component: 3100 - total flux cleaned = 0.000597564 Jy ! Component: 3150 - total flux cleaned = 0.000602594 Jy ! Component: 3200 - total flux cleaned = 0.000612433 Jy ! Component: 3250 - total flux cleaned = 0.000617302 Jy ! Component: 3300 - total flux cleaned = 0.000607597 Jy ! Component: 3350 - total flux cleaned = 0.000602775 Jy ! Component: 3400 - total flux cleaned = 0.000602787 Jy ! Component: 3450 - total flux cleaned = 0.000593226 Jy ! Component: 3500 - total flux cleaned = 0.000597956 Jy ! Component: 3550 - total flux cleaned = 0.000583774 Jy ! Component: 3600 - total flux cleaned = 0.00056506 Jy ! Component: 3650 - total flux cleaned = 0.000537174 Jy ! Component: 3700 - total flux cleaned = 0.000523317 Jy ! Component: 3750 - total flux cleaned = 0.000518677 Jy ! Component: 3800 - total flux cleaned = 0.00050038 Jy ! Component: 3850 - total flux cleaned = 0.000482151 Jy ! Component: 3900 - total flux cleaned = 0.000477612 Jy ! Component: 3950 - total flux cleaned = 0.000450616 Jy ! Component: 4000 - total flux cleaned = 0.000419378 Jy ! Component: 4050 - total flux cleaned = 0.000428222 Jy ! Total flux subtracted in 4096 components = 0.000401724 Jy ! Clean residual min=-0.000247 max=0.000246 Jy/beam ! Clean residual mean=-0.000000 rms=0.000079 Jy/beam ! Combined flux in latest and established models = 0.0690886 Jy keep ! Adding 297 model components to the UV plane model. ! The established model now contains 389 components and 0.0690886 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1904+3626_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.697 x 4.402 at 18.8 degrees (North through East) ! Clean map min=-0.00062828 max=0.045656 Jy/beam ! Writing clean map to FITS file: .//J1904+3626_C_map.fits wmodel .//J1904+3626_C_map.mod ! Writing 389 model components to file: .//J1904+3626_C_map.mod wobs .//J1904+3626_C_uvs.fits ! Writing UV FITS file: .//J1904+3626_C_uvs.fits wwins .//J1904+3626_C_map.win ! wwins: Wrote 3 windows to .//J1904+3626_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0456556 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.88081e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.517843 0.517843 1.03569 2.07137 4.14274 8.28548 16.571 33.1419 66.2839 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.045 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 579.326 quit ! Quitting program ! Log file .//J1904+3626_C_dfm.log closed on Mon Jan 20 18:51:33 2020