! Started logfile: .//J2203-0648_C_dfm.log on Mon Jan 20 19:16:10 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 .//J2203-0648_C_uva.fits ! Reading UV FITS file: .//J2203-0648_C_uva.fits ! AN table 1: 17 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.916667 visibilities/baseline/integration-bin. ! Found source: J2203-0648 ! ! 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 85 lines of history. ! ! Reading 4488 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 J2203-0648_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 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002034Jy sigma=19.294947 ! Fit after self-cal, rms=0.958202Jy sigma=18.439080 ! 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=1.273 mas, bmaj=3.4 mas, bpa=1.254 degrees ! Estimated noise=0.755847 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 = 0.0331452 Jy ! Component: 100 - total flux cleaned = 0.040525 Jy ! Total flux subtracted in 100 components = 0.040525 Jy ! Clean residual min=-0.003137 max=0.002973 Jy/beam ! Clean residual mean=-0.000000 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.040525 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.040525 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=0.042374Jy sigma=0.739740 ! Fit after self-cal, rms=0.040948Jy sigma=0.711764 ! 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=1.532 mas, bmaj=3.825 mas, bpa=1.767 degrees ! Estimated noise=0.561854 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 = 0.00371798 Jy ! Component: 100 - total flux cleaned = 0.00522676 Jy ! Component: 150 - total flux cleaned = 0.00575212 Jy ! Component: 200 - total flux cleaned = 0.00577402 Jy ! Total flux subtracted in 200 components = 0.00577402 Jy ! Clean residual min=-0.001920 max=0.002351 Jy/beam ! Clean residual mean=0.000001 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.046299 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.046299 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=0.040674Jy sigma=0.705291 ! Fit after self-cal, rms=0.040671Jy sigma=0.705196 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.532 x 3.825 at 1.767 degrees (North through East) ! Clean map min=-0.0017944 max=0.044143 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.73 FD 0.91 HN 0.98 KP 0.95 ! MK 1.10 NL 0.98 OV 1.49 PT 1.04 ! SC 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.90 FD 0.96 HN 1.05 KP 0.93 ! MK 0.97 NL 0.89 OV 1.47 PT 1.17 ! SC 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.39 FD 0.93 HN 0.98 KP 1.03 ! MK 1.09 NL 0.99 OV 0.97 PT 1.04 ! SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 0.96 KP 0.97 ! MK 0.94 NL 0.92 OV 0.87 PT 0.92 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.06 HN 1.04 KP 1.03 ! MK 0.93 NL 0.98 OV 0.90 PT 0.98 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.00 HN 0.93 KP 1.08 ! MK 0.88 NL 0.96 OV 0.96 PT 0.91 ! SC 1.08 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.95 HN 0.99 KP 1.01 ! MK 1.13 NL 1.02 OV 0.95 PT 0.95 ! SC 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 0.94 KP 0.97 ! MK 1.10 NL 0.89 OV 0.93 PT 1.08 ! SC 0.92 ! ! ! Fit before self-cal, rms=0.040671Jy sigma=0.705196 ! Fit after self-cal, rms=0.045218Jy sigma=0.692329 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.531 mas, bmaj=3.843 mas, bpa=1.655 degrees ! Estimated noise=0.559792 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 = -0.000141661 Jy ! Component: 100 - total flux cleaned = -0.000141608 Jy ! Component: 150 - total flux cleaned = -0.000142071 Jy ! Component: 200 - total flux cleaned = -0.000142009 Jy ! Total flux subtracted in 200 components = -0.000142009 Jy ! Clean residual min=-0.001703 max=0.001693 Jy/beam ! Clean residual mean=0.000000 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.046157 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 24 components and 0.046157 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=0.045200Jy sigma=0.692024 ! Fit after self-cal, rms=0.045447Jy sigma=0.691094 ! 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=0.045447Jy sigma=0.691094 ! Fit after self-cal, rms=0.046783Jy sigma=0.690956 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.53 mas, bmaj=3.845 mas, bpa=1.707 degrees ! Estimated noise=0.560645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.92432e-05 Jy ! Component: 100 - total flux cleaned = -5.82613e-05 Jy ! Component: 150 - total flux cleaned = -4.47593e-05 Jy ! Component: 200 - total flux cleaned = -5.75536e-05 Jy ! Total flux subtracted in 200 components = -5.75536e-05 Jy ! Clean residual min=-0.001803 max=0.001743 Jy/beam ! Clean residual mean=0.000001 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.0460994 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 25 components and 0.0460994 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=0.046771Jy sigma=0.690798 ! Fit after self-cal, rms=0.046803Jy sigma=0.690773 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.59759e-05 Jy ! Component: 100 - total flux cleaned = -2.5025e-05 Jy ! Component: 150 - total flux cleaned = -2.49655e-05 Jy ! Component: 200 - total flux cleaned = -2.48921e-05 Jy ! Total flux subtracted in 200 components = -2.48921e-05 Jy ! Clean residual min=-0.001794 max=0.001754 Jy/beam ! Clean residual mean=0.000001 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.0460745 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 27 components and 0.0460745 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=0.046797Jy sigma=0.690697 ! Fit after self-cal, rms=0.046799Jy sigma=0.690694 ! 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=0.046799Jy sigma=0.690694 ! Fit after self-cal, rms=0.047027Jy sigma=0.690680 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.529 mas, bmaj=3.845 mas, bpa=1.729 degrees ! Estimated noise=0.561014 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.24324e-05 Jy ! Component: 100 - total flux cleaned = 4.24866e-05 Jy ! Component: 150 - total flux cleaned = 4.20741e-05 Jy ! Component: 200 - total flux cleaned = 4.19404e-05 Jy ! Total flux subtracted in 200 components = 4.19404e-05 Jy ! Clean residual min=-0.001780 max=0.001776 Jy/beam ! Clean residual mean=0.000001 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.0461165 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 28 components and 0.0461165 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=0.047023Jy sigma=0.690630 ! Fit after self-cal, rms=0.047029Jy sigma=0.690626 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 = -4.25215e-06 Jy ! Component: 100 - total flux cleaned = -4.35866e-06 Jy ! Component: 150 - total flux cleaned = -4.64985e-06 Jy ! Component: 200 - total flux cleaned = -4.64069e-06 Jy ! Total flux subtracted in 200 components = -4.64069e-06 Jy ! Clean residual min=-0.001777 max=0.001780 Jy/beam ! Clean residual mean=0.000001 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.0461118 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 33 components and 0.0461118 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=0.047026Jy sigma=0.690599 ! Fit after self-cal, rms=0.047027Jy sigma=0.690597 ! Inverting map ! Added new window around map position (-35.7, 60.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107617 Jy ! Component: 100 - total flux cleaned = 0.00104601 Jy ! Component: 150 - total flux cleaned = 0.000936683 Jy ! Component: 200 - total flux cleaned = 0.000819779 Jy ! Total flux subtracted in 200 components = 0.000819779 Jy ! Clean residual min=-0.001546 max=0.001596 Jy/beam ! Clean residual mean=0.000001 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.0469316 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 54 components and 0.0469316 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=0.046951Jy sigma=0.689207 ! Fit after self-cal, rms=0.046946Jy sigma=0.689081 ! Inverting map ! Added new window around map position (-54.6, 40.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000377548 Jy ! Component: 100 - total flux cleaned = 0.000187925 Jy ! Component: 150 - total flux cleaned = 9.29061e-05 Jy ! Component: 200 - total flux cleaned = 6.72482e-05 Jy ! Total flux subtracted in 200 components = 6.72482e-05 Jy ! Clean residual min=-0.001485 max=0.001443 Jy/beam ! Clean residual mean=0.000001 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.0469989 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 71 components and 0.0469989 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=0.046871Jy sigma=0.687792 ! Fit after self-cal, rms=0.046883Jy sigma=0.687694 ! 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=0.046883Jy sigma=0.687694 ! Fit after self-cal, rms=0.046886Jy sigma=0.687601 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.437 mas, bmaj=6.394 mas, bpa=5.165 degrees ! Estimated noise=0.705408 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000259781 Jy ! Component: 100 - total flux cleaned = 0.000353904 Jy ! Component: 150 - total flux cleaned = 0.000354733 Jy ! Component: 200 - total flux cleaned = 0.000382189 Jy ! Total flux subtracted in 200 components = 0.000382189 Jy ! Clean residual min=-0.001477 max=0.001301 Jy/beam ! Clean residual mean=0.000002 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.0473811 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 83 components and 0.047381 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=0.046882Jy sigma=0.687438 ! Fit after self-cal, rms=0.046892Jy sigma=0.687414 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.95778e-05 Jy ! Component: 100 - total flux cleaned = 7.32331e-05 Jy ! Component: 150 - total flux cleaned = 8.50241e-05 Jy ! Component: 200 - total flux cleaned = 0.000117003 Jy ! Total flux subtracted in 200 components = 0.000117003 Jy ! Clean residual min=-0.001454 max=0.001320 Jy/beam ! Clean residual mean=0.000002 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.0474981 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 87 components and 0.047498 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=0.046894Jy sigma=0.687381 ! Fit after self-cal, rms=0.046897Jy sigma=0.687374 ! 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=1.53 mas, bmaj=3.849 mas, bpa=1.727 degrees ! Estimated noise=0.55993 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.53 x 3.849 at 1.727 degrees (North through East) ! Clean map min=-0.0015041 max=0.043794 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=1.273 mas, bmaj=3.417 mas, bpa=1.348 degrees ! Estimated noise=0.743153 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0333682 Jy ! Component: 100 - total flux cleaned = 0.0409066 Jy ! Component: 150 - total flux cleaned = 0.0434876 Jy ! Component: 200 - total flux cleaned = 0.0450316 Jy ! Total flux subtracted in 200 components = 0.0450316 Jy ! Clean residual min=-0.002619 max=0.002162 Jy/beam ! Clean residual mean=0.000000 rms=0.000568 Jy/beam ! Combined flux in latest and established models = 0.0450316 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0450316 Jy ! Inverting map and beam ! Estimated beam: bmin=1.53 mas, bmaj=3.849 mas, bpa=1.727 degrees ! Estimated noise=0.55993 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 = 0.000888655 Jy ! Component: 100 - total flux cleaned = 0.00159741 Jy ! Component: 150 - total flux cleaned = 0.00188174 Jy ! Component: 200 - total flux cleaned = 0.00192177 Jy ! Total flux subtracted in 200 components = 0.00192177 Jy ! Clean residual min=-0.001735 max=0.001400 Jy/beam ! Clean residual mean=0.000001 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.0469533 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 36 components and 0.0469533 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=3.437 mas, bmaj=6.394 mas, bpa=5.165 degrees ! Estimated noise=0.705408 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000607923 Jy ! Component: 100 - total flux cleaned = 0.000637187 Jy ! Component: 150 - total flux cleaned = 0.000658009 Jy ! Component: 200 - total flux cleaned = 0.000695931 Jy ! Total flux subtracted in 200 components = 0.000695931 Jy ! Clean residual min=-0.001493 max=0.001286 Jy/beam ! Clean residual mean=0.000002 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.0476492 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 = 1.72718e-05 Jy ! Component: 100 - total flux cleaned = 1.70774e-05 Jy ! Component: 150 - total flux cleaned = 4.79814e-05 Jy ! Component: 200 - total flux cleaned = 9.11256e-05 Jy ! Total flux subtracted in 200 components = 9.11256e-05 Jy ! Clean residual min=-0.001410 max=0.001266 Jy/beam ! Clean residual mean=0.000002 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.0477404 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 60 components and 0.0477404 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.53 mas, bmaj=3.849 mas, bpa=1.727 degrees ! Estimated noise=0.55993 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000265034 Jy ! Component: 100 - total flux cleaned = -0.000442373 Jy ! Component: 150 - total flux cleaned = -0.000469945 Jy ! Component: 200 - total flux cleaned = -0.000470277 Jy ! Total flux subtracted in 200 components = -0.000470277 Jy ! Clean residual min=-0.001415 max=0.001363 Jy/beam ! Clean residual mean=0.000001 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0472701 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 76 components and 0.0472701 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=0.046912Jy sigma=0.687515 ! Fit after self-cal, rms=0.046918Jy sigma=0.687406 wmodel J2203-0648_C_map.mod ! Writing 76 model components to file: J2203-0648_C_map.mod wobs J2203-0648_C_uvs.fits ! Writing UV FITS file: J2203-0648_C_uvs.fits wwins J2203-0648_C_map.win ! wwins: Wrote 3 windows to J2203-0648_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 = -0.000160788 Jy ! Component: 100 - total flux cleaned = -0.000160001 Jy ! Component: 150 - total flux cleaned = -0.000205845 Jy ! Component: 200 - total flux cleaned = -0.000205683 Jy ! Component: 250 - total flux cleaned = -0.000164112 Jy ! Component: 300 - total flux cleaned = -8.37153e-05 Jy ! Component: 350 - total flux cleaned = -4.40735e-05 Jy ! Component: 400 - total flux cleaned = 1.31141e-05 Jy ! Component: 450 - total flux cleaned = 0.00010453 Jy ! Component: 500 - total flux cleaned = 8.65608e-05 Jy ! Component: 550 - total flux cleaned = 0.000138544 Jy ! Component: 600 - total flux cleaned = 0.000189048 Jy ! Component: 650 - total flux cleaned = 0.000254789 Jy ! Component: 700 - total flux cleaned = 0.000335478 Jy ! Component: 750 - total flux cleaned = 0.000462423 Jy ! Component: 800 - total flux cleaned = 0.000540528 Jy ! Component: 850 - total flux cleaned = 0.000679377 Jy ! Component: 900 - total flux cleaned = 0.000800577 Jy ! Component: 950 - total flux cleaned = 0.000904954 Jy ! Component: 1000 - total flux cleaned = 0.00103762 Jy ! Component: 1050 - total flux cleaned = 0.00118262 Jy ! Component: 1100 - total flux cleaned = 0.00123988 Jy ! Component: 1150 - total flux cleaned = 0.00140955 Jy ! Component: 1200 - total flux cleaned = 0.00150706 Jy ! Component: 1250 - total flux cleaned = 0.00164463 Jy ! Component: 1300 - total flux cleaned = 0.00176678 Jy ! Component: 1350 - total flux cleaned = 0.00184717 Jy ! Component: 1400 - total flux cleaned = 0.00192652 Jy ! Component: 1450 - total flux cleaned = 0.00203105 Jy ! Component: 1500 - total flux cleaned = 0.00208277 Jy ! Component: 1550 - total flux cleaned = 0.00218499 Jy ! Component: 1600 - total flux cleaned = 0.00224817 Jy ! Component: 1650 - total flux cleaned = 0.00232326 Jy ! Component: 1700 - total flux cleaned = 0.00240959 Jy ! Component: 1750 - total flux cleaned = 0.00243412 Jy ! Component: 1800 - total flux cleaned = 0.00251895 Jy ! Component: 1850 - total flux cleaned = 0.00257884 Jy ! Component: 1900 - total flux cleaned = 0.002662 Jy ! Component: 1950 - total flux cleaned = 0.00274414 Jy ! Component: 2000 - total flux cleaned = 0.00281395 Jy ! Component: 2050 - total flux cleaned = 0.00287139 Jy ! Component: 2100 - total flux cleaned = 0.00292848 Jy ! Component: 2150 - total flux cleaned = 0.00304153 Jy ! Component: 2200 - total flux cleaned = 0.00310878 Jy ! Component: 2250 - total flux cleaned = 0.00317546 Jy ! Component: 2300 - total flux cleaned = 0.00325241 Jy ! Component: 2350 - total flux cleaned = 0.00331797 Jy ! Component: 2400 - total flux cleaned = 0.00340463 Jy ! Component: 2450 - total flux cleaned = 0.00347976 Jy ! Component: 2500 - total flux cleaned = 0.00352238 Jy ! Component: 2550 - total flux cleaned = 0.00361745 Jy ! Component: 2600 - total flux cleaned = 0.00368035 Jy ! Component: 2650 - total flux cleaned = 0.00373224 Jy ! Component: 2700 - total flux cleaned = 0.00376315 Jy ! Component: 2750 - total flux cleaned = 0.00380407 Jy ! Component: 2800 - total flux cleaned = 0.00385487 Jy ! Component: 2850 - total flux cleaned = 0.00387503 Jy ! Component: 2900 - total flux cleaned = 0.00392505 Jy ! Component: 2950 - total flux cleaned = 0.00395476 Jy ! Component: 3000 - total flux cleaned = 0.00400387 Jy ! Component: 3050 - total flux cleaned = 0.0040428 Jy ! Component: 3100 - total flux cleaned = 0.00407191 Jy ! Component: 3150 - total flux cleaned = 0.00410081 Jy ! Component: 3200 - total flux cleaned = 0.00412948 Jy ! Component: 3250 - total flux cleaned = 0.00415806 Jy ! Component: 3300 - total flux cleaned = 0.00420521 Jy ! Component: 3350 - total flux cleaned = 0.00425203 Jy ! Component: 3400 - total flux cleaned = 0.00425205 Jy ! Component: 3450 - total flux cleaned = 0.0043075 Jy ! Component: 3500 - total flux cleaned = 0.00433501 Jy ! Component: 3550 - total flux cleaned = 0.00438976 Jy ! Component: 3600 - total flux cleaned = 0.0044169 Jy ! Component: 3650 - total flux cleaned = 0.0043989 Jy ! Component: 3700 - total flux cleaned = 0.00443471 Jy ! Component: 3750 - total flux cleaned = 0.00451458 Jy ! Component: 3800 - total flux cleaned = 0.00448814 Jy ! Component: 3850 - total flux cleaned = 0.00451448 Jy ! Component: 3900 - total flux cleaned = 0.00458415 Jy ! Component: 3950 - total flux cleaned = 0.00459284 Jy ! Component: 4000 - total flux cleaned = 0.00459279 Jy ! Component: 4050 - total flux cleaned = 0.00460984 Jy ! Total flux subtracted in 4096 components = 0.00462678 Jy ! Clean residual min=-0.000436 max=0.000541 Jy/beam ! Clean residual mean=0.000000 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.0518969 Jy keep ! Adding 261 model components to the UV plane model. ! The established model now contains 337 components and 0.0518969 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2203-0648_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.53 x 3.849 at 1.727 degrees (North through East) ! Clean map min=-0.0016341 max=0.043701 Jy/beam ! Writing clean map to FITS file: .//J2203-0648_C_map.fits wmodel .//J2203-0648_C_map.mod ! Writing 337 model components to file: .//J2203-0648_C_map.mod wobs .//J2203-0648_C_uvs.fits ! Writing UV FITS file: .//J2203-0648_C_uvs.fits wwins .//J2203-0648_C_map.win ! wwins: Wrote 4 windows to .//J2203-0648_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0437007 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000144045 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.988849 0.988849 1.9777 3.9554 7.91079 15.8216 31.6432 63.2864 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.043 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 303.382 quit ! Quitting program ! Log file .//J2203-0648_C_dfm.log closed on Mon Jan 20 19:16:14 2020