! Started logfile: /image_prod/ug002_uva//J1531+4356_X_dfm.log on Thu Mar 5 02:16:35 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//J1531+4356_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1531+4356_X_uva.fits ! AN table 1: 50 integrations on 21 of 21 possible baselines. ! AN table 2: 50 integrations on 1 of 1 possible baselines. ! AN table 3: 100 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.903846 visibilities/baseline/integration-bin. ! Found source: J1531+4356 ! ! 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 28200 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 J1531+4356_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 100 telescope corrections were flagged in sub-array 2. ! A total of 50 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 100 telescope corrections were flagged in sub-array 2. ! A total of 50 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 100 telescope corrections were flagged in sub-array 2. ! A total of 50 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 100 telescope corrections were flagged in sub-array 2. ! A total of 50 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 5. ! A total of 100 telescope corrections were flagged in sub-array 2. ! A total of 50 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 6. ! A total of 100 telescope corrections were flagged in sub-array 2. ! A total of 50 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 7. ! A total of 100 telescope corrections were flagged in sub-array 2. ! A total of 50 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 8. ! A total of 100 telescope corrections were flagged in sub-array 2. ! A total of 50 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 9. ! A total of 100 telescope corrections were flagged in sub-array 2. ! A total of 50 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 10. ! A total of 100 telescope corrections were flagged in sub-array 2. ! A total of 50 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 11. ! A total of 100 telescope corrections were flagged in sub-array 2. ! A total of 50 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 12. ! A total of 100 telescope corrections were flagged in sub-array 2. ! A total of 50 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.001509Jy sigma=9.571986 ! Fit after self-cal, rms=0.974827Jy sigma=9.333622 ! 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=1.431 mas, bmaj=1.939 mas, bpa=9.583 degrees ! Estimated noise=1.18912 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 = 0.0202893 Jy ! Component: 100 - total flux cleaned = 0.0247184 Jy ! Total flux subtracted in 100 components = 0.0247184 Jy ! Clean residual min=-0.002215 max=0.002338 Jy/beam ! Clean residual mean=-0.000004 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.0247184 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0247184 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=0.044902Jy sigma=0.404086 ! Fit after self-cal, rms=0.043290Jy sigma=0.388545 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00315976 Jy ! Component: 100 - total flux cleaned = 0.00323127 Jy ! Total flux subtracted in 100 components = 0.00323127 Jy ! Clean residual min=-0.001720 max=0.001917 Jy/beam ! Clean residual mean=-0.000004 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.0279497 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.0279497 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=0.043070Jy sigma=0.386462 ! Fit after self-cal, rms=0.043058Jy sigma=0.386391 ! 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=1.832 mas, bmaj=2.316 mas, bpa=12.07 degrees ! Estimated noise=0.452693 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 = 0.0001131 Jy ! Component: 100 - total flux cleaned = -3.34794e-05 Jy ! Component: 150 - total flux cleaned = -9.58392e-05 Jy ! Component: 200 - total flux cleaned = -0.000169593 Jy ! Total flux subtracted in 200 components = -0.000169593 Jy ! Clean residual min=-0.001146 max=0.001227 Jy/beam ! Clean residual mean=-0.000008 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0277801 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 24 components and 0.0277801 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=0.043031Jy sigma=0.386145 ! Fit after self-cal, rms=0.043005Jy sigma=0.386068 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.832 x 2.316 at 12.07 degrees (North through East) ! Clean map min=-0.0011476 max=0.029107 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.08 KP 1.13 LA 1.24 ! MK 1.03 OV 1.07 PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.07 HN 0.96 LA 1.08 ! OV 0.96 PT 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.13 KP 1.22 LA 1.04 ! MK 1.20 OV 0.93 PT 0.80 ! ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.16 HN 1.06 LA 1.13 ! OV 0.97 PT 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 KP 1.23 LA 1.04 ! MK 1.07 OV 1.02 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.11 HN 1.00 LA 1.04 ! OV 0.92 PT 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 KP 1.34 LA 1.06 ! MK 1.05 OV 0.91 PT 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.06 HN 1.01 LA 1.05 ! OV 0.99 PT 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.13 KP 1.15 LA 1.07 ! MK 0.92 OV 1.04 PT 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.90 FD 1.06 HN 0.97 LA 1.07 ! OV 0.95 PT 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.07 KP 1.14 LA 1.04 ! MK 1.18 OV 0.95 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.12 HN 0.90 LA 1.01 ! OV 0.98 PT 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 KP 1.13 LA 1.05 ! MK 0.99 OV 0.96 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.93 HN 0.97 LA 1.06 ! OV 1.00 PT 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 KP 1.17 LA 1.06 ! MK 1.10 OV 0.85 PT 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.91 FD 1.03 HN 0.96 LA 1.14 ! OV 0.93 PT 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 KP 1.12 LA 1.02 ! MK 1.08 OV 0.90 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 1.03 HN 0.86 LA 0.99 ! OV 0.97 PT 0.88 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.95 KP 1.06 LA 1.12 ! MK 0.93 OV 0.94 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.89 FD 0.98 HN 0.96 LA 0.96 ! OV 0.89 PT 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 0.95 KP 1.23 LA 0.99 ! MK 0.88 OV 0.89 PT 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.87 FD 0.86 HN 0.92 LA 1.07 ! OV 0.89 PT 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 0.88 KP 1.01 LA 1.03 ! MK 0.82 OV 0.88 PT 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.84 FD 0.86 HN 0.90 LA 1.04 ! OV 0.88 PT 0.91 ! ! ! Fit before self-cal, rms=0.043005Jy sigma=0.386068 ! Fit after self-cal, rms=0.042036Jy sigma=0.384240 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.795 mas, bmaj=2.3 mas, bpa=10.08 degrees ! Estimated noise=0.446726 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 = 0.000171436 Jy ! Component: 100 - total flux cleaned = 0.000184397 Jy ! Component: 150 - total flux cleaned = 0.000184249 Jy ! Component: 200 - total flux cleaned = 0.000184813 Jy ! Total flux subtracted in 200 components = 0.000184813 Jy ! Clean residual min=-0.000690 max=0.000702 Jy/beam ! Clean residual mean=-0.000004 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0279649 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 32 components and 0.0279649 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=0.042030Jy sigma=0.384193 ! Fit after self-cal, rms=0.042038Jy sigma=0.383624 ! 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=0.042038Jy sigma=0.383624 ! Fit after self-cal, rms=0.042142Jy sigma=0.383185 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.788 mas, bmaj=2.298 mas, bpa=9.786 degrees ! Estimated noise=0.444891 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.7466e-05 Jy ! Component: 100 - total flux cleaned = 5.22415e-06 Jy ! Component: 150 - total flux cleaned = -7.77942e-06 Jy ! Component: 200 - total flux cleaned = -1.44195e-05 Jy ! Total flux subtracted in 200 components = -1.44195e-05 Jy ! Clean residual min=-0.000593 max=0.000564 Jy/beam ! Clean residual mean=-0.000001 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.0279505 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 37 components and 0.0279505 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=0.042140Jy sigma=0.383176 ! Fit after self-cal, rms=0.042185Jy sigma=0.382956 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) ! Added new window around map position (-11.4, 41.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0002598 Jy ! Component: 100 - total flux cleaned = 0.000183461 Jy ! Component: 150 - total flux cleaned = 0.000136896 Jy ! Component: 200 - total flux cleaned = 0.000107632 Jy ! Total flux subtracted in 200 components = 0.000107632 Jy ! Clean residual min=-0.000582 max=0.000530 Jy/beam ! Clean residual mean=-0.000002 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0280581 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 54 components and 0.0280581 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=0.042174Jy sigma=0.382858 ! Fit after self-cal, rms=0.042175Jy sigma=0.382796 ! 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=0.042175Jy sigma=0.382796 ! Fit after self-cal, rms=0.042131Jy sigma=0.382750 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.785 mas, bmaj=2.293 mas, bpa=9.621 degrees ! Estimated noise=0.44257 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000104424 Jy ! Component: 100 - total flux cleaned = 4.38632e-05 Jy ! Component: 150 - total flux cleaned = 5.28903e-05 Jy ! Component: 200 - total flux cleaned = 5.29642e-05 Jy ! Total flux subtracted in 200 components = 5.29642e-05 Jy ! Clean residual min=-0.000556 max=0.000592 Jy/beam ! Clean residual mean=-0.000002 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0281111 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 69 components and 0.0281111 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=0.042124Jy sigma=0.382692 ! Fit after self-cal, rms=0.042151Jy sigma=0.382657 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) ! Added new window around map position (37.4, -25.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000540328 Jy ! Component: 100 - total flux cleaned = 0.000594912 Jy ! Component: 150 - total flux cleaned = 0.000595227 Jy ! Component: 200 - total flux cleaned = 0.000604069 Jy ! Total flux subtracted in 200 components = 0.000604069 Jy ! Clean residual min=-0.000577 max=0.000462 Jy/beam ! Clean residual mean=-0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0287151 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 86 components and 0.0287151 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=0.042142Jy sigma=0.382577 ! Fit after self-cal, rms=0.042142Jy sigma=0.382548 ! 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=0.042142Jy sigma=0.382548 ! Fit after self-cal, rms=0.042091Jy sigma=0.382526 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.533 mas, bmaj=3.355 mas, bpa=50.95 degrees ! Estimated noise=0.47627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000388435 Jy ! Component: 100 - total flux cleaned = 0.000486018 Jy ! Component: 150 - total flux cleaned = 0.000493734 Jy ! Component: 200 - total flux cleaned = 0.000493621 Jy ! Total flux subtracted in 200 components = 0.000493621 Jy ! Clean residual min=-0.000504 max=0.000508 Jy/beam ! Clean residual mean=-0.000002 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0292088 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 100 components and 0.0292088 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=0.042085Jy sigma=0.382479 ! Fit after self-cal, rms=0.042094Jy sigma=0.382405 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 = 0.000272419 Jy ! Component: 100 - total flux cleaned = 0.000352557 Jy ! Component: 150 - total flux cleaned = 0.000379326 Jy ! Component: 200 - total flux cleaned = 0.000379111 Jy ! Total flux subtracted in 200 components = 0.000379111 Jy ! Clean residual min=-0.000532 max=0.000499 Jy/beam ! Clean residual mean=-0.000002 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0295879 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 109 components and 0.0295879 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=0.042090Jy sigma=0.382379 ! Fit after self-cal, rms=0.042085Jy sigma=0.382338 ! 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=1.786 mas, bmaj=2.293 mas, bpa=9.558 degrees ! Estimated noise=0.440801 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.786 x 2.293 at 9.558 degrees (North through East) ! Clean map min=-0.00068282 max=0.028608 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=1.407 mas, bmaj=1.951 mas, bpa=7.706 degrees ! Estimated noise=1.14183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0216473 Jy ! Component: 100 - total flux cleaned = 0.0265185 Jy ! Component: 150 - total flux cleaned = 0.028271 Jy ! Component: 200 - total flux cleaned = 0.0287628 Jy ! Total flux subtracted in 200 components = 0.0287628 Jy ! Clean residual min=-0.001807 max=0.001540 Jy/beam ! Clean residual mean=-0.000001 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.0287628 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0287628 Jy ! Inverting map and beam ! Estimated beam: bmin=1.786 mas, bmaj=2.293 mas, bpa=9.558 degrees ! Estimated noise=0.440801 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 = 0.00106397 Jy ! Component: 100 - total flux cleaned = 0.00127189 Jy ! Component: 150 - total flux cleaned = 0.00130486 Jy ! Component: 200 - total flux cleaned = 0.00128269 Jy ! Total flux subtracted in 200 components = 0.00128269 Jy ! Clean residual min=-0.000647 max=0.000611 Jy/beam ! Clean residual mean=-0.000001 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0300455 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 43 components and 0.0300455 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=2.533 mas, bmaj=3.355 mas, bpa=50.95 degrees ! Estimated noise=0.47627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00022555 Jy ! Component: 100 - total flux cleaned = 0.000348651 Jy ! Component: 150 - total flux cleaned = 0.0003879 Jy ! Component: 200 - total flux cleaned = 0.000389374 Jy ! Total flux subtracted in 200 components = 0.000389374 Jy ! Clean residual min=-0.000555 max=0.000505 Jy/beam ! Clean residual mean=-0.000003 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.0304349 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 = -2.96603e-05 Jy ! Component: 100 - total flux cleaned = -5.71654e-05 Jy ! Component: 150 - total flux cleaned = -8.28439e-05 Jy ! Component: 200 - total flux cleaned = -0.000114978 Jy ! Total flux subtracted in 200 components = -0.000114978 Jy ! Clean residual min=-0.000551 max=0.000490 Jy/beam ! Clean residual mean=-0.000002 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.0303199 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 70 components and 0.0303199 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.786 mas, bmaj=2.293 mas, bpa=9.558 degrees ! Estimated noise=0.440801 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.06109e-05 Jy ! Component: 100 - total flux cleaned = -8.14506e-05 Jy ! Component: 150 - total flux cleaned = -0.000143279 Jy ! Component: 200 - total flux cleaned = -0.00020098 Jy ! Total flux subtracted in 200 components = -0.00020098 Jy ! Clean residual min=-0.000546 max=0.000472 Jy/beam ! Clean residual mean=-0.000002 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.0301189 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 84 components and 0.0301189 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=0.042089Jy sigma=0.382382 ! Fit after self-cal, rms=0.042081Jy sigma=0.382344 wmodel J1531+4356_X_map.mod ! Writing 84 model components to file: J1531+4356_X_map.mod wobs J1531+4356_X_uvs.fits ! Writing UV FITS file: J1531+4356_X_uvs.fits wwins J1531+4356_X_map.win ! wwins: Wrote 3 windows to J1531+4356_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 = -0.000247291 Jy ! Component: 100 - total flux cleaned = -0.000395591 Jy ! Component: 150 - total flux cleaned = -0.000444336 Jy ! Component: 200 - total flux cleaned = -0.000459607 Jy ! Component: 250 - total flux cleaned = -0.000518118 Jy ! Component: 300 - total flux cleaned = -0.000574784 Jy ! Component: 350 - total flux cleaned = -0.000636734 Jy ! Component: 400 - total flux cleaned = -0.000690205 Jy ! Component: 450 - total flux cleaned = -0.000709838 Jy ! Component: 500 - total flux cleaned = -0.000735384 Jy ! Component: 550 - total flux cleaned = -0.000754186 Jy ! Component: 600 - total flux cleaned = -0.000742007 Jy ! Component: 650 - total flux cleaned = -0.000748005 Jy ! Component: 700 - total flux cleaned = -0.000753831 Jy ! Component: 750 - total flux cleaned = -0.000713621 Jy ! Component: 800 - total flux cleaned = -0.00070804 Jy ! Component: 850 - total flux cleaned = -0.00069135 Jy ! Component: 900 - total flux cleaned = -0.000663999 Jy ! Component: 950 - total flux cleaned = -0.000647792 Jy ! Component: 1000 - total flux cleaned = -0.00062662 Jy ! Component: 1050 - total flux cleaned = -0.000590211 Jy ! Component: 1100 - total flux cleaned = -0.000590246 Jy ! Component: 1150 - total flux cleaned = -0.000585205 Jy ! Component: 1200 - total flux cleaned = -0.000565275 Jy ! Component: 1250 - total flux cleaned = -0.000550529 Jy ! Component: 1300 - total flux cleaned = -0.000531163 Jy ! Component: 1350 - total flux cleaned = -0.000531092 Jy ! Component: 1400 - total flux cleaned = -0.000535804 Jy ! Component: 1450 - total flux cleaned = -0.000521812 Jy ! Component: 1500 - total flux cleaned = -0.000540218 Jy ! Component: 1550 - total flux cleaned = -0.000531057 Jy ! Component: 1600 - total flux cleaned = -0.000535595 Jy ! Component: 1650 - total flux cleaned = -0.000544494 Jy ! Component: 1700 - total flux cleaned = -0.000535651 Jy ! Component: 1750 - total flux cleaned = -0.000540042 Jy ! Component: 1800 - total flux cleaned = -0.000544337 Jy ! Component: 1850 - total flux cleaned = -0.000565718 Jy ! Component: 1900 - total flux cleaned = -0.000552962 Jy ! Component: 1950 - total flux cleaned = -0.00054462 Jy ! Component: 2000 - total flux cleaned = -0.000552969 Jy ! Component: 2050 - total flux cleaned = -0.000540547 Jy ! Component: 2100 - total flux cleaned = -0.000536421 Jy ! Component: 2150 - total flux cleaned = -0.000540456 Jy ! Component: 2200 - total flux cleaned = -0.000528327 Jy ! Component: 2250 - total flux cleaned = -0.000524319 Jy ! Component: 2300 - total flux cleaned = -0.000524316 Jy ! Component: 2350 - total flux cleaned = -0.000520392 Jy ! Component: 2400 - total flux cleaned = -0.000516517 Jy ! Component: 2450 - total flux cleaned = -0.000520431 Jy ! Component: 2500 - total flux cleaned = -0.000524235 Jy ! Component: 2550 - total flux cleaned = -0.000516544 Jy ! Component: 2600 - total flux cleaned = -0.000516538 Jy ! Component: 2650 - total flux cleaned = -0.000512762 Jy ! Component: 2700 - total flux cleaned = -0.000508974 Jy ! Component: 2750 - total flux cleaned = -0.000508961 Jy ! Component: 2800 - total flux cleaned = -0.000497815 Jy ! Component: 2850 - total flux cleaned = -0.00050892 Jy ! Component: 2900 - total flux cleaned = -0.000497859 Jy ! Component: 2950 - total flux cleaned = -0.000479545 Jy ! Component: 3000 - total flux cleaned = -0.000486855 Jy ! Component: 3050 - total flux cleaned = -0.000479581 Jy ! Component: 3100 - total flux cleaned = -0.000468728 Jy ! Component: 3150 - total flux cleaned = -0.000461527 Jy ! Component: 3200 - total flux cleaned = -0.000465131 Jy ! Component: 3250 - total flux cleaned = -0.000454423 Jy ! Component: 3300 - total flux cleaned = -0.000450863 Jy ! Component: 3350 - total flux cleaned = -0.000450872 Jy ! Component: 3400 - total flux cleaned = -0.000450858 Jy ! Component: 3450 - total flux cleaned = -0.000447332 Jy ! Component: 3500 - total flux cleaned = -0.000447329 Jy ! Component: 3550 - total flux cleaned = -0.000450801 Jy ! Component: 3600 - total flux cleaned = -0.000454253 Jy ! Component: 3650 - total flux cleaned = -0.000461169 Jy ! Component: 3700 - total flux cleaned = -0.000457724 Jy ! Component: 3750 - total flux cleaned = -0.000471468 Jy ! Component: 3800 - total flux cleaned = -0.000457751 Jy ! Component: 3850 - total flux cleaned = -0.000440691 Jy ! Component: 3900 - total flux cleaned = -0.000450903 Jy ! Component: 3950 - total flux cleaned = -0.000447494 Jy ! Component: 4000 - total flux cleaned = -0.000457656 Jy ! Component: 4050 - total flux cleaned = -0.000471172 Jy ! Total flux subtracted in 4096 components = -0.000464436 Jy ! Clean residual min=-0.000214 max=0.000192 Jy/beam ! Clean residual mean=-0.000000 rms=0.000058 Jy/beam ! Combined flux in latest and established models = 0.0296545 Jy keep ! Adding 245 model components to the UV plane model. ! The established model now contains 329 components and 0.0296545 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1531+4356_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.786 x 2.293 at 9.558 degrees (North through East) ! Clean map min=-0.00068792 max=0.028241 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1531+4356_X_map.fits wmodel /image_prod/ug002_uva//J1531+4356_X_map.mod ! Writing 329 model components to file: /image_prod/ug002_uva//J1531+4356_X_map.mod wobs /image_prod/ug002_uva//J1531+4356_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1531+4356_X_uvs.fits wwins /image_prod/ug002_uva//J1531+4356_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1531+4356_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0282406 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.62856e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.597921 0.597921 1.19584 2.39168 4.78337 9.56674 19.1335 38.267 76.5339 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 501.738 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1531+4356_X_dfm.log closed on Thu Mar 5 02:16:40 2020