! Started logfile: /image_prod/ug002_uva//J1926+4209_X_dfm.log on Thu Mar 5 04:10:42 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J1926+4209_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1926+4209_X_uva.fits ! AN table 1: 45 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.805556 visibilities/baseline/integration-bin. ! Found source: J1926+4209 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 15660 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J1926+4209_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 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002377Jy sigma=9.544136 ! Fit after self-cal, rms=0.972745Jy sigma=9.264187 ! 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=0.7311 mas, bmaj=1.28 mas, bpa=-13.99 degrees ! Estimated noise=1.17204 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 = 0.021528 Jy ! Component: 100 - total flux cleaned = 0.0265547 Jy ! Total flux subtracted in 100 components = 0.0265547 Jy ! Clean residual min=-0.002204 max=0.002359 Jy/beam ! Clean residual mean=-0.000001 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.0265547 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0265547 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054212Jy sigma=0.468272 ! Fit after self-cal, rms=0.052334Jy sigma=0.449850 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00486137 Jy ! Component: 100 - total flux cleaned = 0.00682162 Jy ! Total flux subtracted in 100 components = 0.00682162 Jy ! Clean residual min=-0.002028 max=0.002352 Jy/beam ! Clean residual mean=-0.000002 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.0333763 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.0333763 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051876Jy sigma=0.445776 ! Fit after self-cal, rms=0.051883Jy sigma=0.445601 ! 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=0.921 mas, bmaj=1.56 mas, bpa=-12.58 degrees ! Estimated noise=0.606011 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 = 0.000580294 Jy ! Component: 100 - total flux cleaned = 0.000552567 Jy ! Component: 150 - total flux cleaned = 0.000504011 Jy ! Component: 200 - total flux cleaned = 0.00046322 Jy ! Total flux subtracted in 200 components = 0.00046322 Jy ! Clean residual min=-0.001275 max=0.001454 Jy/beam ! Clean residual mean=-0.000003 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0338395 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.0338395 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051850Jy sigma=0.445373 ! Fit after self-cal, rms=0.051849Jy sigma=0.445342 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.921 x 1.56 at -12.58 degrees (North through East) ! Clean map min=-0.0011931 max=0.032011 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.08 HN 0.97 KP 1.11 ! LA 1.01 MK 1.12 OV 0.90 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.10 HN 0.95 KP 1.02 ! LA 1.02 MK 1.25 OV 1.02 PT 0.97 ! SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.12 HN 0.87 KP 1.21 ! LA 0.96 MK 1.02 OV 0.95 PT 0.98 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.15 HN 0.88 KP 1.03 ! LA 1.04 MK 1.17 OV 0.91 PT 0.97 ! SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.10 HN 0.89 KP 1.05 ! LA 1.02 MK 1.09 OV 1.02 PT 0.86 ! SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.86 KP 1.04 ! LA 1.10 MK 1.07 OV 0.94 PT 1.00 ! SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 0.77 KP 1.18 ! LA 1.09 MK 1.17 OV 0.89 PT 0.97 ! SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 0.86 KP 1.03 ! LA 0.98 MK 1.22 OV 0.95 PT 1.00 ! SC 0.88 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.08 HN 0.81 KP 1.08 ! LA 1.05 MK 1.16 OV 0.95 PT 0.92 ! SC 0.86 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.97 KP 1.09 ! LA 1.00 MK 1.09 OV 0.95 PT 0.90 ! SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.97 HN 0.89 KP 1.08 ! LA 0.98 MK 0.94 OV 1.02 PT 0.92 ! SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.95 HN 0.87 KP 1.02 ! LA 1.13 MK 0.87 OV 0.99 PT 0.82 ! SC 0.82 ! ! ! Fit before self-cal, rms=0.051849Jy sigma=0.445342 ! Fit after self-cal, rms=0.049311Jy sigma=0.443807 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9225 mas, bmaj=1.536 mas, bpa=-11.72 degrees ! Estimated noise=0.598995 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 = 0.000187909 Jy ! Component: 100 - total flux cleaned = 0.000204488 Jy ! Component: 150 - total flux cleaned = 0.000231624 Jy ! Component: 200 - total flux cleaned = 0.000243101 Jy ! Total flux subtracted in 200 components = 0.000243101 Jy ! Clean residual min=-0.001231 max=0.001117 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0340826 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 23 components and 0.0340826 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049303Jy sigma=0.443726 ! Fit after self-cal, rms=0.049273Jy sigma=0.443404 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049273Jy sigma=0.443404 ! Fit after self-cal, rms=0.049611Jy sigma=0.441708 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9188 mas, bmaj=1.523 mas, bpa=-12.31 degrees ! Estimated noise=0.59658 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00021279 Jy ! Component: 100 - total flux cleaned = 0.000211267 Jy ! Component: 150 - total flux cleaned = 0.000211792 Jy ! Component: 200 - total flux cleaned = 0.000217082 Jy ! Total flux subtracted in 200 components = 0.000217082 Jy ! Clean residual min=-0.001156 max=0.000985 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0342997 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 0.0342997 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049607Jy sigma=0.441683 ! Fit after self-cal, rms=0.049680Jy sigma=0.441226 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 = -2.85633e-05 Jy ! Component: 100 - total flux cleaned = -5.03749e-05 Jy ! Component: 150 - total flux cleaned = -6.24928e-05 Jy ! Component: 200 - total flux cleaned = -6.24505e-05 Jy ! Total flux subtracted in 200 components = -6.24505e-05 Jy ! Clean residual min=-0.001168 max=0.000953 Jy/beam ! Clean residual mean=0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0342372 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 34 components and 0.0342372 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049678Jy sigma=0.441212 ! Fit after self-cal, rms=0.049677Jy sigma=0.441196 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049677Jy sigma=0.441196 ! Fit after self-cal, rms=0.049823Jy sigma=0.441074 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9119 mas, bmaj=1.52 mas, bpa=-12.47 degrees ! Estimated noise=0.593054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000153407 Jy ! Component: 100 - total flux cleaned = 0.000158482 Jy ! Component: 150 - total flux cleaned = 0.000180962 Jy ! Component: 200 - total flux cleaned = 0.000185774 Jy ! Total flux subtracted in 200 components = 0.000185774 Jy ! Clean residual min=-0.001087 max=0.000969 Jy/beam ! Clean residual mean=0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.034423 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 35 components and 0.034423 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049820Jy sigma=0.441056 ! Fit after self-cal, rms=0.049853Jy sigma=0.441010 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 = 1.4005e-05 Jy ! Component: 100 - total flux cleaned = 7.87834e-06 Jy ! Component: 150 - total flux cleaned = 1.2493e-05 Jy ! Component: 200 - total flux cleaned = 1.67514e-05 Jy ! Total flux subtracted in 200 components = 1.67514e-05 Jy ! Clean residual min=-0.001094 max=0.000955 Jy/beam ! Clean residual mean=0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0344398 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 35 components and 0.0344398 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049852Jy sigma=0.441000 ! Fit after self-cal, rms=0.049852Jy sigma=0.440963 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049852Jy sigma=0.440963 ! Fit after self-cal, rms=0.049706Jy sigma=0.440939 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.504 mas, bmaj=2.574 mas, bpa=-13.15 degrees ! Estimated noise=0.764467 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000116292 Jy ! Component: 100 - total flux cleaned = 0.000115164 Jy ! Component: 150 - total flux cleaned = 0.000114604 Jy ! Component: 200 - total flux cleaned = 0.000122634 Jy ! Total flux subtracted in 200 components = 0.000122634 Jy ! Clean residual min=-0.000978 max=0.000936 Jy/beam ! Clean residual mean=0.000003 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0345624 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 37 components and 0.0345624 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049706Jy sigma=0.440931 ! Fit after self-cal, rms=0.049709Jy sigma=0.440885 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 = -2.55287e-05 Jy ! Component: 100 - total flux cleaned = -2.50539e-05 Jy ! Component: 150 - total flux cleaned = -2.51575e-05 Jy ! Component: 200 - total flux cleaned = -2.10781e-05 Jy ! Total flux subtracted in 200 components = -2.10781e-05 Jy ! Clean residual min=-0.000965 max=0.000927 Jy/beam ! Clean residual mean=0.000003 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0345413 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 40 components and 0.0345413 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049709Jy sigma=0.440884 ! Fit after self-cal, rms=0.049707Jy sigma=0.440863 ! 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=0.9062 mas, bmaj=1.517 mas, bpa=-12.6 degrees ! Estimated noise=0.590156 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9062 x 1.517 at -12.6 degrees (North through East) ! Clean map min=-0.00094416 max=0.030864 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=0.7227 mas, bmaj=1.242 mas, bpa=-13.94 degrees ! Estimated noise=1.11328 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0232265 Jy ! Component: 100 - total flux cleaned = 0.0293013 Jy ! Component: 150 - total flux cleaned = 0.0322849 Jy ! Component: 200 - total flux cleaned = 0.0337744 Jy ! Total flux subtracted in 200 components = 0.0337744 Jy ! Clean residual min=-0.001880 max=0.001824 Jy/beam ! Clean residual mean=0.000000 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.0337744 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0337744 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9062 mas, bmaj=1.517 mas, bpa=-12.6 degrees ! Estimated noise=0.590156 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 = 0.000626058 Jy ! Component: 100 - total flux cleaned = 0.000773239 Jy ! Component: 150 - total flux cleaned = 0.000794767 Jy ! Component: 200 - total flux cleaned = 0.000813017 Jy ! Total flux subtracted in 200 components = 0.000813017 Jy ! Clean residual min=-0.001089 max=0.000963 Jy/beam ! Clean residual mean=0.000001 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0345874 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.0345874 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=2.504 mas, bmaj=2.574 mas, bpa=-13.15 degrees ! Estimated noise=0.764467 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.6927e-05 Jy ! Component: 100 - total flux cleaned = 4.60297e-05 Jy ! Component: 150 - total flux cleaned = 4.60853e-05 Jy ! Component: 200 - total flux cleaned = 4.07687e-05 Jy ! Total flux subtracted in 200 components = 4.07687e-05 Jy ! Clean residual min=-0.000960 max=0.000920 Jy/beam ! Clean residual mean=0.000002 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0346282 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 = -9.71012e-06 Jy ! Component: 100 - total flux cleaned = -1.88056e-05 Jy ! Component: 150 - total flux cleaned = -2.30967e-05 Jy ! Component: 200 - total flux cleaned = -3.12361e-05 Jy ! Total flux subtracted in 200 components = -3.12361e-05 Jy ! Clean residual min=-0.000959 max=0.000928 Jy/beam ! Clean residual mean=0.000002 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.034597 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 22 components and 0.034597 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9062 mas, bmaj=1.517 mas, bpa=-12.6 degrees ! Estimated noise=0.590156 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.65049e-05 Jy ! Component: 100 - total flux cleaned = -2.46483e-06 Jy ! Component: 150 - total flux cleaned = -1.81799e-05 Jy ! Component: 200 - total flux cleaned = -2.46853e-05 Jy ! Total flux subtracted in 200 components = -2.46853e-05 Jy ! Clean residual min=-0.001081 max=0.000961 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0345723 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 25 components and 0.0345723 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049705Jy sigma=0.440858 ! Fit after self-cal, rms=0.049709Jy sigma=0.440837 wmodel J1926+4209_X_map.mod ! Writing 25 model components to file: J1926+4209_X_map.mod wobs J1926+4209_X_uvs.fits ! Writing UV FITS file: J1926+4209_X_uvs.fits wwins J1926+4209_X_map.win ! wwins: Wrote 1 windows to J1926+4209_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 = -0.000412815 Jy ! Component: 100 - total flux cleaned = -0.000557497 Jy ! Component: 150 - total flux cleaned = -0.000695697 Jy ! Component: 200 - total flux cleaned = -0.000778731 Jy ! Component: 250 - total flux cleaned = -0.000843129 Jy ! Component: 300 - total flux cleaned = -0.000859043 Jy ! Component: 350 - total flux cleaned = -0.000936449 Jy ! Component: 400 - total flux cleaned = -0.0009667 Jy ! Component: 450 - total flux cleaned = -0.00104078 Jy ! Component: 500 - total flux cleaned = -0.00108424 Jy ! Component: 550 - total flux cleaned = -0.00111283 Jy ! Component: 600 - total flux cleaned = -0.00114099 Jy ! Component: 650 - total flux cleaned = -0.0011549 Jy ! Component: 700 - total flux cleaned = -0.0011414 Jy ! Component: 750 - total flux cleaned = -0.00118196 Jy ! Component: 800 - total flux cleaned = -0.00118221 Jy ! Component: 850 - total flux cleaned = -0.00122168 Jy ! Component: 900 - total flux cleaned = -0.00123476 Jy ! Component: 950 - total flux cleaned = -0.0013113 Jy ! Component: 1000 - total flux cleaned = -0.00133643 Jy ! Component: 1050 - total flux cleaned = -0.00133629 Jy ! Component: 1100 - total flux cleaned = -0.00133639 Jy ! Component: 1150 - total flux cleaned = -0.00134851 Jy ! Component: 1200 - total flux cleaned = -0.00137241 Jy ! Component: 1250 - total flux cleaned = -0.00133695 Jy ! Component: 1300 - total flux cleaned = -0.00131347 Jy ! Component: 1350 - total flux cleaned = -0.00130195 Jy ! Component: 1400 - total flux cleaned = -0.00129043 Jy ! Component: 1450 - total flux cleaned = -0.00123395 Jy ! Component: 1500 - total flux cleaned = -0.00121181 Jy ! Component: 1550 - total flux cleaned = -0.00116759 Jy ! Component: 1600 - total flux cleaned = -0.00117867 Jy ! Component: 1650 - total flux cleaned = -0.00113529 Jy ! Component: 1700 - total flux cleaned = -0.00110314 Jy ! Component: 1750 - total flux cleaned = -0.00106069 Jy ! Component: 1800 - total flux cleaned = -0.00102896 Jy ! Component: 1850 - total flux cleaned = -0.000966236 Jy ! Component: 1900 - total flux cleaned = -0.000935254 Jy ! Component: 1950 - total flux cleaned = -0.000955679 Jy ! Component: 2000 - total flux cleaned = -0.000925136 Jy ! Component: 2050 - total flux cleaned = -0.000844362 Jy ! Component: 2100 - total flux cleaned = -0.00081449 Jy ! Component: 2150 - total flux cleaned = -0.000794668 Jy ! Component: 2200 - total flux cleaned = -0.00077502 Jy ! Component: 2250 - total flux cleaned = -0.000745817 Jy ! Component: 2300 - total flux cleaned = -0.000745748 Jy ! Component: 2350 - total flux cleaned = -0.000726556 Jy ! Component: 2400 - total flux cleaned = -0.000688463 Jy ! Component: 2450 - total flux cleaned = -0.000707456 Jy ! Component: 2500 - total flux cleaned = -0.000679212 Jy ! Component: 2550 - total flux cleaned = -0.00068854 Jy ! Component: 2600 - total flux cleaned = -0.0006978 Jy ! Component: 2650 - total flux cleaned = -0.000670249 Jy ! Component: 2700 - total flux cleaned = -0.000651965 Jy ! Component: 2750 - total flux cleaned = -0.000624721 Jy ! Component: 2800 - total flux cleaned = -0.000624758 Jy ! Component: 2850 - total flux cleaned = -0.000615878 Jy ! Component: 2900 - total flux cleaned = -0.000607024 Jy ! Component: 2950 - total flux cleaned = -0.000615795 Jy ! Component: 3000 - total flux cleaned = -0.000589451 Jy ! Component: 3050 - total flux cleaned = -0.00060687 Jy ! Component: 3100 - total flux cleaned = -0.000580826 Jy ! Component: 3150 - total flux cleaned = -0.000580794 Jy ! Component: 3200 - total flux cleaned = -0.000589407 Jy ! Component: 3250 - total flux cleaned = -0.000572402 Jy ! Component: 3300 - total flux cleaned = -0.000563936 Jy ! Component: 3350 - total flux cleaned = -0.000563986 Jy ! Component: 3400 - total flux cleaned = -0.000555681 Jy ! Component: 3450 - total flux cleaned = -0.00054743 Jy ! Component: 3500 - total flux cleaned = -0.000580258 Jy ! Component: 3550 - total flux cleaned = -0.000563884 Jy ! Component: 3600 - total flux cleaned = -0.000547609 Jy ! Component: 3650 - total flux cleaned = -0.000579979 Jy ! Component: 3700 - total flux cleaned = -0.000539691 Jy ! Component: 3750 - total flux cleaned = -0.000547695 Jy ! Component: 3800 - total flux cleaned = -0.00054777 Jy ! Component: 3850 - total flux cleaned = -0.000524042 Jy ! Component: 3900 - total flux cleaned = -0.000539745 Jy ! Component: 3950 - total flux cleaned = -0.000508512 Jy ! Component: 4000 - total flux cleaned = -0.000531852 Jy ! Component: 4050 - total flux cleaned = -0.000531845 Jy ! Total flux subtracted in 4096 components = -0.000524165 Jy ! Clean residual min=-0.000470 max=0.000483 Jy/beam ! Clean residual mean=0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.0340481 Jy keep ! Adding 278 model components to the UV plane model. ! The established model now contains 303 components and 0.0340481 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1926+4209_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9062 x 1.517 at -12.6 degrees (North through East) ! Clean map min=-0.00080328 max=0.030659 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1926+4209_X_map.fits wmodel /image_prod/ug002_uva//J1926+4209_X_map.mod ! Writing 303 model components to file: /image_prod/ug002_uva//J1926+4209_X_map.mod wobs /image_prod/ug002_uva//J1926+4209_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1926+4209_X_uvs.fits wwins /image_prod/ug002_uva//J1926+4209_X_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J1926+4209_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0306594 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000129819 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.27026 1.27026 2.54053 5.08106 10.1621 20.3242 40.6485 81.2969 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.03 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 236.171 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1926+4209_X_dfm.log closed on Thu Mar 5 04:10:46 2020