! Started logfile: /image_prod/ug002_uva//J1756-1427_X_dfm.log on Thu Mar 5 03:33:16 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//J1756-1427_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1756-1427_X_uva.fits ! AN table 1: 50 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.983556 visibilities/baseline/integration-bin. ! Found source: J1756-1427 ! ! 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 26556 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 J1756-1427_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 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. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.009832Jy sigma=8.835538 ! Fit after self-cal, rms=0.885376Jy sigma=7.712252 ! 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=0.6642 mas, bmaj=1.654 mas, bpa=-2.372 degrees ! Estimated noise=0.98942 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 = 0.085709 Jy ! Component: 100 - total flux cleaned = 0.107506 Jy ! Total flux subtracted in 100 components = 0.107506 Jy ! Clean residual min=-0.004919 max=0.009864 Jy/beam ! Clean residual mean=0.000016 rms=0.001313 Jy/beam ! Combined flux in latest and established models = 0.107506 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.107506 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=0.063025Jy sigma=0.514057 ! Fit after self-cal, rms=0.062983Jy sigma=0.513810 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116671 Jy ! Component: 100 - total flux cleaned = 0.0187255 Jy ! Total flux subtracted in 100 components = 0.0187255 Jy ! Clean residual min=-0.004735 max=0.005951 Jy/beam ! Clean residual mean=0.000008 rms=0.000986 Jy/beam ! Combined flux in latest and established models = 0.126232 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 17 components and 0.126232 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=0.060197Jy sigma=0.482848 ! Fit after self-cal, rms=0.060204Jy sigma=0.482756 ! 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=0.8586 mas, bmaj=2.023 mas, bpa=-2.393 degrees ! Estimated noise=0.507072 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 (1.6, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00704722 Jy ! Component: 100 - total flux cleaned = 0.0114674 Jy ! Component: 150 - total flux cleaned = 0.0130025 Jy ! Component: 200 - total flux cleaned = 0.0141178 Jy ! Total flux subtracted in 200 components = 0.0141178 Jy ! Clean residual min=-0.003477 max=0.005289 Jy/beam ! Clean residual mean=0.000004 rms=0.000820 Jy/beam ! Combined flux in latest and established models = 0.14035 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 35 components and 0.140349 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=0.059230Jy sigma=0.473713 ! Fit after self-cal, rms=0.059189Jy sigma=0.472994 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8586 x 2.023 at -2.393 degrees (North through East) ! Clean map min=-0.0032398 max=0.11552 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.92 KP 1.03 ! LA 1.03 MK 1.00 NL 1.12 OV 0.91 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.93 KP 1.02 ! LA 1.04 MK 1.03 NL 1.23 OV 0.92 ! PT 0.92 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.95 KP 1.00 ! LA 1.02 MK 1.04 NL 1.18 OV 0.91 ! PT 0.93 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.93 KP 1.03 ! LA 1.04 MK 1.04 NL 1.14 OV 0.90 ! PT 0.88 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.92 KP 1.02 ! LA 1.02 MK 1.06 NL 1.17 OV 0.91 ! PT 0.93 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.91 KP 1.03 ! LA 1.04 MK 1.05 NL 1.17 OV 0.90 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.89 KP 1.04 ! LA 1.03 MK 1.01 NL 1.16 OV 0.93 ! PT 0.91 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.94 KP 1.02 ! LA 1.02 MK 1.05 NL 1.15 OV 0.93 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.92 KP 1.00 ! LA 1.00 MK 1.03 NL 1.12 OV 0.92 ! PT 0.92 SC 1.07 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.92 KP 1.05 ! LA 1.03 MK 1.01 NL 1.10 OV 0.90 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.95 KP 1.00 ! LA 1.06 MK 1.01 NL 1.14 OV 0.89 ! PT 0.94 SC 1.06 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 0.95 KP 1.02 ! LA 1.01 MK 1.00 NL 1.17 OV 0.91 ! PT 0.91 SC 1.01 ! ! ! Fit before self-cal, rms=0.059189Jy sigma=0.472994 ! Fit after self-cal, rms=0.058751Jy sigma=0.463060 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8652 mas, bmaj=2.045 mas, bpa=-2.393 degrees ! Estimated noise=0.503757 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 = -0.00116703 Jy ! Component: 100 - total flux cleaned = -0.0014341 Jy ! Component: 150 - total flux cleaned = -0.00159228 Jy ! Component: 200 - total flux cleaned = -0.0016648 Jy ! Total flux subtracted in 200 components = -0.0016648 Jy ! Clean residual min=-0.001961 max=0.001926 Jy/beam ! Clean residual mean=0.000000 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.138685 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 52 components and 0.138685 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=0.058681Jy sigma=0.462504 ! Fit after self-cal, rms=0.058714Jy sigma=0.462353 ! 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=0.058714Jy sigma=0.462353 ! Fit after self-cal, rms=0.061270Jy sigma=0.459352 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8652 mas, bmaj=2.047 mas, bpa=-2.268 degrees ! Estimated noise=0.505614 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00147618 Jy ! Component: 100 - total flux cleaned = -0.00144637 Jy ! Component: 150 - total flux cleaned = -0.00139721 Jy ! Component: 200 - total flux cleaned = -0.00137652 Jy ! Total flux subtracted in 200 components = -0.00137652 Jy ! Clean residual min=-0.001220 max=0.001149 Jy/beam ! Clean residual mean=0.000002 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.137308 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 64 components and 0.137308 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=0.061225Jy sigma=0.458992 ! Fit after self-cal, rms=0.061259Jy sigma=0.458917 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00027622 Jy ! Component: 100 - total flux cleaned = -0.000256653 Jy ! Component: 150 - total flux cleaned = -0.000202427 Jy ! Component: 200 - total flux cleaned = -0.000202439 Jy ! Total flux subtracted in 200 components = -0.000202439 Jy ! Clean residual min=-0.001180 max=0.001118 Jy/beam ! Clean residual mean=0.000002 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.137106 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 69 components and 0.137106 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=0.061246Jy sigma=0.458819 ! Fit after self-cal, rms=0.061244Jy sigma=0.458812 ! 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=0.061244Jy sigma=0.458812 ! Fit after self-cal, rms=0.061776Jy sigma=0.458756 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8655 mas, bmaj=2.048 mas, bpa=-2.253 degrees ! Estimated noise=0.506188 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000321658 Jy ! Component: 100 - total flux cleaned = -0.000244118 Jy ! Component: 150 - total flux cleaned = -0.00022609 Jy ! Component: 200 - total flux cleaned = -0.000210072 Jy ! Total flux subtracted in 200 components = -0.000210072 Jy ! Clean residual min=-0.001118 max=0.001078 Jy/beam ! Clean residual mean=0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.136896 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 76 components and 0.136896 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=0.061763Jy sigma=0.458649 ! Fit after self-cal, rms=0.061765Jy sigma=0.458640 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000106248 Jy ! Component: 100 - total flux cleaned = -0.000106707 Jy ! Component: 150 - total flux cleaned = -0.000106816 Jy ! Component: 200 - total flux cleaned = -9.26435e-05 Jy ! Total flux subtracted in 200 components = -9.26435e-05 Jy ! Clean residual min=-0.001115 max=0.001055 Jy/beam ! Clean residual mean=0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.136803 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 79 components and 0.136803 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=0.061758Jy sigma=0.458584 ! Fit after self-cal, rms=0.061757Jy sigma=0.458581 ! 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=0.061757Jy sigma=0.458581 ! Fit after self-cal, rms=0.062025Jy sigma=0.458565 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.233 mas, bmaj=4.087 mas, bpa=3 degrees ! Estimated noise=0.63427 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.26733e-05 Jy ! Component: 100 - total flux cleaned = 5.28615e-05 Jy ! Component: 150 - total flux cleaned = 7.32041e-05 Jy ! Component: 200 - total flux cleaned = 0.00010079 Jy ! Total flux subtracted in 200 components = 0.00010079 Jy ! Clean residual min=-0.001352 max=0.001040 Jy/beam ! Clean residual mean=0.000003 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.136904 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 87 components and 0.136904 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=0.062022Jy sigma=0.458532 ! Fit after self-cal, rms=0.062022Jy sigma=0.458526 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 = -3.85059e-05 Jy ! Component: 100 - total flux cleaned = -1.24064e-05 Jy ! Component: 150 - total flux cleaned = 1.0835e-05 Jy ! Component: 200 - total flux cleaned = 3.1535e-05 Jy ! Total flux subtracted in 200 components = 3.1535e-05 Jy ! Clean residual min=-0.001321 max=0.001012 Jy/beam ! Clean residual mean=0.000002 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.136935 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 94 components and 0.136935 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=0.062022Jy sigma=0.458522 ! Fit after self-cal, rms=0.062021Jy sigma=0.458521 ! 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=0.8655 mas, bmaj=2.048 mas, bpa=-2.238 degrees ! Estimated noise=0.50647 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8655 x 2.048 at -2.238 degrees (North through East) ! Clean map min=-0.0015304 max=0.11598 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=0.6687 mas, bmaj=1.671 mas, bpa=-2.155 degrees ! Estimated noise=0.995283 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.086064 Jy ! Component: 100 - total flux cleaned = 0.107579 Jy ! Component: 150 - total flux cleaned = 0.11845 Jy ! Component: 200 - total flux cleaned = 0.124936 Jy ! Total flux subtracted in 200 components = 0.124936 Jy ! Clean residual min=-0.002915 max=0.003328 Jy/beam ! Clean residual mean=0.000006 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.124936 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.124936 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8655 mas, bmaj=2.048 mas, bpa=-2.238 degrees ! Estimated noise=0.50647 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 = 0.00540169 Jy ! Component: 100 - total flux cleaned = 0.00839677 Jy ! Component: 150 - total flux cleaned = 0.0102315 Jy ! Component: 200 - total flux cleaned = 0.0111511 Jy ! Total flux subtracted in 200 components = 0.0111511 Jy ! Clean residual min=-0.001205 max=0.001310 Jy/beam ! Clean residual mean=0.000002 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.136087 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 33 components and 0.136087 Jy ! Inverting map ! Added new window around map position (0.2, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108389 Jy ! Component: 100 - total flux cleaned = 0.00123335 Jy ! Component: 150 - total flux cleaned = 0.00133386 Jy ! Component: 200 - total flux cleaned = 0.00145568 Jy ! Total flux subtracted in 200 components = 0.00145568 Jy ! Clean residual min=-0.001132 max=0.001086 Jy/beam ! Clean residual mean=0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.137543 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 42 components and 0.137543 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=2.233 mas, bmaj=4.087 mas, bpa=3 degrees ! Estimated noise=0.63427 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.556e-05 Jy ! Component: 100 - total flux cleaned = 4.57028e-05 Jy ! Component: 150 - total flux cleaned = 4.54543e-05 Jy ! Component: 200 - total flux cleaned = 5.93442e-05 Jy ! Total flux subtracted in 200 components = 5.93442e-05 Jy ! Clean residual min=-0.001254 max=0.001089 Jy/beam ! Clean residual mean=0.000002 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.137602 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 = -2.24044e-07 Jy ! Component: 100 - total flux cleaned = -1.2147e-05 Jy ! Component: 150 - total flux cleaned = -2.27526e-05 Jy ! Component: 200 - total flux cleaned = -3.2563e-05 Jy ! Total flux subtracted in 200 components = -3.2563e-05 Jy ! Clean residual min=-0.001220 max=0.001066 Jy/beam ! Clean residual mean=0.000002 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.13757 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 66 components and 0.13757 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8655 mas, bmaj=2.048 mas, bpa=-2.238 degrees ! Estimated noise=0.50647 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00017085 Jy ! Component: 100 - total flux cleaned = -0.000222454 Jy ! Component: 150 - total flux cleaned = -0.000245966 Jy ! Component: 200 - total flux cleaned = -0.000246139 Jy ! Total flux subtracted in 200 components = -0.000246139 Jy ! Clean residual min=-0.001092 max=0.001094 Jy/beam ! Clean residual mean=0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.137324 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 77 components and 0.137324 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=0.062024Jy sigma=0.458462 ! Fit after self-cal, rms=0.062012Jy sigma=0.458438 wmodel J1756-1427_X_map.mod ! Writing 77 model components to file: J1756-1427_X_map.mod wobs J1756-1427_X_uvs.fits ! Writing UV FITS file: J1756-1427_X_uvs.fits wwins J1756-1427_X_map.win ! wwins: Wrote 3 windows to J1756-1427_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 = 4.22699e-05 Jy ! Component: 100 - total flux cleaned = 2.38966e-05 Jy ! Component: 150 - total flux cleaned = 7.56444e-06 Jy ! Component: 200 - total flux cleaned = 3.93807e-05 Jy ! Component: 250 - total flux cleaned = 3.88856e-05 Jy ! Component: 300 - total flux cleaned = 0.000127434 Jy ! Component: 350 - total flux cleaned = 0.000228281 Jy ! Component: 400 - total flux cleaned = 0.000298552 Jy ! Component: 450 - total flux cleaned = 0.000353667 Jy ! Component: 500 - total flux cleaned = 0.000407648 Jy ! Component: 550 - total flux cleaned = 0.00040785 Jy ! Component: 600 - total flux cleaned = 0.000472875 Jy ! Component: 650 - total flux cleaned = 0.000485609 Jy ! Component: 700 - total flux cleaned = 0.000510878 Jy ! Component: 750 - total flux cleaned = 0.000584989 Jy ! Component: 800 - total flux cleaned = 0.00059715 Jy ! Component: 850 - total flux cleaned = 0.000669399 Jy ! Component: 900 - total flux cleaned = 0.000692958 Jy ! Component: 950 - total flux cleaned = 0.000704592 Jy ! Component: 1000 - total flux cleaned = 0.000739402 Jy ! Component: 1050 - total flux cleaned = 0.00077367 Jy ! Component: 1100 - total flux cleaned = 0.000796287 Jy ! Component: 1150 - total flux cleaned = 0.000830031 Jy ! Component: 1200 - total flux cleaned = 0.000896164 Jy ! Component: 1250 - total flux cleaned = 0.000939722 Jy ! Component: 1300 - total flux cleaned = 0.000972107 Jy ! Component: 1350 - total flux cleaned = 0.00100411 Jy ! Component: 1400 - total flux cleaned = 0.00104614 Jy ! Component: 1450 - total flux cleaned = 0.00106716 Jy ! Component: 1500 - total flux cleaned = 0.00113939 Jy ! Component: 1550 - total flux cleaned = 0.00115977 Jy ! Component: 1600 - total flux cleaned = 0.00120026 Jy ! Component: 1650 - total flux cleaned = 0.00120021 Jy ! Component: 1700 - total flux cleaned = 0.00122012 Jy ! Component: 1750 - total flux cleaned = 0.00123987 Jy ! Component: 1800 - total flux cleaned = 0.00128851 Jy ! Component: 1850 - total flux cleaned = 0.00130783 Jy ! Component: 1900 - total flux cleaned = 0.00129825 Jy ! Component: 1950 - total flux cleaned = 0.00131734 Jy ! Component: 2000 - total flux cleaned = 0.0013455 Jy ! Component: 2050 - total flux cleaned = 0.00131739 Jy ! Component: 2100 - total flux cleaned = 0.00137298 Jy ! Component: 2150 - total flux cleaned = 0.00133608 Jy ! Component: 2200 - total flux cleaned = 0.00130877 Jy ! Component: 2250 - total flux cleaned = 0.0012908 Jy ! Component: 2300 - total flux cleaned = 0.00132688 Jy ! Component: 2350 - total flux cleaned = 0.00131787 Jy ! Component: 2400 - total flux cleaned = 0.001318 Jy ! Component: 2450 - total flux cleaned = 0.001318 Jy ! Component: 2500 - total flux cleaned = 0.00131802 Jy ! Component: 2550 - total flux cleaned = 0.00136138 Jy ! Component: 2600 - total flux cleaned = 0.00135269 Jy ! Component: 2650 - total flux cleaned = 0.00136116 Jy ! Component: 2700 - total flux cleaned = 0.00135265 Jy ! Component: 2750 - total flux cleaned = 0.00137798 Jy ! Component: 2800 - total flux cleaned = 0.00133599 Jy ! Component: 2850 - total flux cleaned = 0.00137767 Jy ! Component: 2900 - total flux cleaned = 0.00138592 Jy ! Component: 2950 - total flux cleaned = 0.00139408 Jy ! Component: 3000 - total flux cleaned = 0.00135315 Jy ! Component: 3050 - total flux cleaned = 0.00136933 Jy ! Component: 3100 - total flux cleaned = 0.00136936 Jy ! Component: 3150 - total flux cleaned = 0.00137738 Jy ! Component: 3200 - total flux cleaned = 0.00136144 Jy ! Component: 3250 - total flux cleaned = 0.00132984 Jy ! Component: 3300 - total flux cleaned = 0.00133782 Jy ! Component: 3350 - total flux cleaned = 0.00136912 Jy ! Component: 3400 - total flux cleaned = 0.00138463 Jy ! Component: 3450 - total flux cleaned = 0.00137681 Jy ! Component: 3500 - total flux cleaned = 0.00139213 Jy ! Component: 3550 - total flux cleaned = 0.00137684 Jy ! Component: 3600 - total flux cleaned = 0.00138442 Jy ! Component: 3650 - total flux cleaned = 0.0014146 Jy ! Component: 3700 - total flux cleaned = 0.00136195 Jy ! Component: 3750 - total flux cleaned = 0.00139186 Jy ! Component: 3800 - total flux cleaned = 0.00136953 Jy ! Component: 3850 - total flux cleaned = 0.00135471 Jy ! Component: 3900 - total flux cleaned = 0.00135481 Jy ! Component: 3950 - total flux cleaned = 0.00136216 Jy ! Component: 4000 - total flux cleaned = 0.00139129 Jy ! Component: 4050 - total flux cleaned = 0.00136236 Jy ! Total flux subtracted in 4096 components = 0.00136238 Jy ! Clean residual min=-0.000450 max=0.000409 Jy/beam ! Clean residual mean=0.000000 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.138686 Jy keep ! Adding 288 model components to the UV plane model. ! The established model now contains 365 components and 0.138686 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1756-1427_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8655 x 2.048 at -2.238 degrees (North through East) ! Clean map min=-0.0010408 max=0.11637 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1756-1427_X_map.fits wmodel /image_prod/ug002_uva//J1756-1427_X_map.mod ! Writing 365 model components to file: /image_prod/ug002_uva//J1756-1427_X_map.mod wobs /image_prod/ug002_uva//J1756-1427_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1756-1427_X_uvs.fits wwins /image_prod/ug002_uva//J1756-1427_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1756-1427_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.116368 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00011978 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.308798 0.308798 0.617595 1.23519 2.47038 4.94076 9.88152 19.763 39.5261 79.0522 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.116 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 971.51 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1756-1427_X_dfm.log closed on Thu Mar 5 03:33:20 2020