! Started logfile: /image_prod/ug002_uva//J1638+5720_X_b_dfm.log on Thu Mar 5 02:50:13 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//J1638+5720_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1638+5720_X_b_uva.fits ! AN table 1: 6 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.825926 visibilities/baseline/integration-bin. ! Found source: J1638+5720 ! ! 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 2676 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 J1638+5720_X_b] 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 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.752398Jy sigma=14.632476 ! Fit after self-cal, rms=0.478592Jy sigma=3.804895 ! 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=0.6211 mas, bmaj=2.686 mas, bpa=-53.18 degrees ! Estimated noise=2.41003 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 = 1.00897 Jy ! Component: 100 - total flux cleaned = 1.26205 Jy ! Total flux subtracted in 100 components = 1.26205 Jy ! Clean residual min=-0.060700 max=0.108985 Jy/beam ! Clean residual mean=-0.000509 rms=0.015303 Jy/beam ! Combined flux in latest and established models = 1.26205 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.26205 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=0.294098Jy sigma=2.288173 ! Fit after self-cal, rms=0.293985Jy sigma=2.287381 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.124434 Jy ! Component: 100 - total flux cleaned = 0.199272 Jy ! Total flux subtracted in 100 components = 0.199272 Jy ! Clean residual min=-0.042521 max=0.050009 Jy/beam ! Clean residual mean=-0.000336 rms=0.009612 Jy/beam ! Combined flux in latest and established models = 1.46132 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 1.46132 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=0.194036Jy sigma=1.510134 ! Fit after self-cal, rms=0.193637Jy sigma=1.505153 ! 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=0.7891 mas, bmaj=2.673 mas, bpa=-54.19 degrees ! Estimated noise=1.6943 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 (-0.6, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0919392 Jy ! Component: 100 - total flux cleaned = 0.150529 Jy ! Component: 150 - total flux cleaned = 0.187594 Jy ! Component: 200 - total flux cleaned = 0.204621 Jy ! Total flux subtracted in 200 components = 0.204621 Jy ! Clean residual min=-0.049082 max=0.034117 Jy/beam ! Clean residual mean=-0.000369 rms=0.009057 Jy/beam ! Combined flux in latest and established models = 1.66594 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 41 components and 1.66594 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=0.124237Jy sigma=1.004974 ! Fit after self-cal, rms=0.122739Jy sigma=0.988902 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7891 x 2.673 at -54.19 degrees (North through East) ! Clean map min=-0.040026 max=1.3404 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.02 KP 1.03 ! LA 1.00 MK 1.02 NL 1.05 OV 0.92 ! PT 0.91 SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.00 KP 1.05 ! LA 0.99 MK 1.02 NL 1.06 OV 0.93 ! PT 0.90 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.99 KP 1.04 ! LA 1.00 MK 1.02 NL 1.05 OV 0.93 ! PT 0.91 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.03 KP 1.02 ! LA 1.00 MK 1.01 NL 1.05 OV 0.93 ! PT 0.91 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.98 KP 1.03 ! LA 1.00 MK 1.00 NL 1.07 OV 0.93 ! PT 0.91 SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.00 KP 1.04 ! LA 1.00 MK 1.01 NL 1.05 OV 0.87 ! PT 0.90 SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.02 KP 1.02 ! LA 0.99 MK 1.01 NL 1.04 OV 0.92 ! PT 0.91 SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.99 KP 1.04 ! LA 0.99 MK 1.03 NL 1.04 OV 0.91 ! PT 0.91 SC 1.08 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.99 KP 1.02 ! LA 0.98 MK 1.03 NL 1.07 OV 0.93 ! PT 0.91 SC 1.06 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 1.00 KP 1.02 ! LA 0.98 MK 1.03 NL 1.05 OV 0.93 ! PT 0.91 SC 1.06 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.99 KP 1.05 ! LA 0.97 MK 1.00 NL 1.02 OV 0.91 ! PT 0.91 SC 1.09 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 0.99 KP 1.04 ! LA 1.01 MK 1.00 NL 1.04 OV 0.93 ! PT 0.89 SC 1.08 ! ! ! Fit before self-cal, rms=0.122739Jy sigma=0.988902 ! Fit after self-cal, rms=0.064411Jy sigma=0.531249 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7986 mas, bmaj=2.674 mas, bpa=-54.29 degrees ! Estimated noise=1.68136 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 = -0.00388857 Jy ! Component: 100 - total flux cleaned = -0.00695971 Jy ! Component: 150 - total flux cleaned = -0.00726983 Jy ! Component: 200 - total flux cleaned = -0.00699583 Jy ! Total flux subtracted in 200 components = -0.00699583 Jy ! Clean residual min=-0.011837 max=0.008860 Jy/beam ! Clean residual mean=-0.000004 rms=0.002197 Jy/beam ! Combined flux in latest and established models = 1.65895 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 1.65895 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=0.060217Jy sigma=0.494530 ! Fit after self-cal, rms=0.060150Jy sigma=0.493166 ! 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=0.060150Jy sigma=0.493166 ! Fit after self-cal, rms=0.059611Jy sigma=0.490054 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7988 mas, bmaj=2.674 mas, bpa=-54.29 degrees ! Estimated noise=1.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00360148 Jy ! Component: 100 - total flux cleaned = -0.00336173 Jy ! Component: 150 - total flux cleaned = -0.0031467 Jy ! Component: 200 - total flux cleaned = -0.00258118 Jy ! Total flux subtracted in 200 components = -0.00258118 Jy ! Clean residual min=-0.009732 max=0.007911 Jy/beam ! Clean residual mean=-0.000000 rms=0.001850 Jy/beam ! Combined flux in latest and established models = 1.65637 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 68 components and 1.65637 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=0.057869Jy sigma=0.475321 ! Fit after self-cal, rms=0.057860Jy sigma=0.474831 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 = 0.00261725 Jy ! Component: 100 - total flux cleaned = 0.00310641 Jy ! Component: 150 - total flux cleaned = 0.00354862 Jy ! Component: 200 - total flux cleaned = 0.00382077 Jy ! Total flux subtracted in 200 components = 0.00382077 Jy ! Clean residual min=-0.008673 max=0.007120 Jy/beam ! Clean residual mean=0.000007 rms=0.001739 Jy/beam ! Combined flux in latest and established models = 1.66019 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 76 components and 1.66019 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=0.057070Jy sigma=0.468494 ! Fit after self-cal, rms=0.057071Jy sigma=0.468148 ! 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=0.057071Jy sigma=0.468148 ! Fit after self-cal, rms=0.056718Jy sigma=0.465950 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7993 mas, bmaj=2.672 mas, bpa=-54.3 degrees ! Estimated noise=1.67919 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00146659 Jy ! Component: 100 - total flux cleaned = -0.00133243 Jy ! Component: 150 - total flux cleaned = -0.00107424 Jy ! Component: 200 - total flux cleaned = -0.000605108 Jy ! Total flux subtracted in 200 components = -0.000605108 Jy ! Clean residual min=-0.007377 max=0.006549 Jy/beam ! Clean residual mean=0.000009 rms=0.001533 Jy/beam ! Combined flux in latest and established models = 1.65958 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 84 components and 1.65958 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=0.056031Jy sigma=0.460044 ! Fit after self-cal, rms=0.056030Jy sigma=0.459855 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 = 0.00162069 Jy ! Component: 100 - total flux cleaned = 0.00182846 Jy ! Component: 150 - total flux cleaned = 0.00202108 Jy ! Component: 200 - total flux cleaned = 0.00220545 Jy ! Total flux subtracted in 200 components = 0.00220545 Jy ! Clean residual min=-0.007026 max=0.006319 Jy/beam ! Clean residual mean=0.000014 rms=0.001479 Jy/beam ! Combined flux in latest and established models = 1.66179 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 87 components and 1.66179 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=0.055694Jy sigma=0.457127 ! Fit after self-cal, rms=0.055700Jy sigma=0.457019 ! 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=0.055700Jy sigma=0.457019 ! Fit after self-cal, rms=0.055513Jy sigma=0.455780 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.947 mas, bmaj=2.981 mas, bpa=-64.86 degrees ! Estimated noise=2.28994 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00194609 Jy ! Component: 100 - total flux cleaned = 0.0016642 Jy ! Component: 150 - total flux cleaned = 0.00165674 Jy ! Component: 200 - total flux cleaned = 0.00165544 Jy ! Total flux subtracted in 200 components = 0.00165544 Jy ! Clean residual min=-0.006794 max=0.006775 Jy/beam ! Clean residual mean=0.000044 rms=0.001894 Jy/beam ! Combined flux in latest and established models = 1.66344 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 105 components and 1.66344 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=0.055336Jy sigma=0.454615 ! Fit after self-cal, rms=0.055333Jy sigma=0.454311 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 = 0.000233135 Jy ! Component: 100 - total flux cleaned = 0.000374377 Jy ! Component: 150 - total flux cleaned = 0.000493544 Jy ! Component: 200 - total flux cleaned = 0.00049252 Jy ! Total flux subtracted in 200 components = 0.00049252 Jy ! Clean residual min=-0.007033 max=0.006340 Jy/beam ! Clean residual mean=0.000047 rms=0.001851 Jy/beam ! Combined flux in latest and established models = 1.66394 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 109 components and 1.66394 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=0.055244Jy sigma=0.453742 ! Fit after self-cal, rms=0.055250Jy sigma=0.453604 ! 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=0.7996 mas, bmaj=2.672 mas, bpa=-54.31 degrees ! Estimated noise=1.67941 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7996 x 2.672 at -54.31 degrees (North through East) ! Clean map min=-0.0060733 max=1.3243 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 ! Performing amp+phase self-cal ! ! 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=0.055250Jy sigma=0.453604 ! Fit after self-cal, rms=0.052792Jy sigma=0.425577 ! Inverting map and beam ! Estimated beam: bmin=0.8002 mas, bmaj=2.671 mas, bpa=-54.32 degrees ! Estimated noise=1.68114 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00235182 Jy ! Component: 100 - total flux cleaned = -0.00257523 Jy ! Component: 150 - total flux cleaned = -0.00275943 Jy ! Component: 200 - total flux cleaned = -0.00275618 Jy ! Total flux subtracted in 200 components = -0.00275618 Jy ! Clean residual min=-0.005906 max=0.005449 Jy/beam ! Clean residual mean=0.000010 rms=0.001243 Jy/beam ! Combined flux in latest and established models = 1.66118 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 116 components and 1.66118 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=0.052405Jy sigma=0.422196 ! Fit after self-cal, rms=0.052407Jy sigma=0.422118 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000279751 Jy ! Component: 100 - total flux cleaned = 0.000202995 Jy ! Component: 150 - total flux cleaned = 0.000273071 Jy ! Component: 200 - total flux cleaned = 0.000337216 Jy ! Total flux subtracted in 200 components = 0.000337216 Jy ! Clean residual min=-0.005701 max=0.005321 Jy/beam ! Clean residual mean=0.000011 rms=0.001213 Jy/beam ! Combined flux in latest and established models = 1.66152 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 125 components and 1.66152 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=0.052211Jy sigma=0.420587 ! Fit after self-cal, rms=0.052217Jy sigma=0.420539 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.052217Jy sigma=0.420539 ! Fit after self-cal, rms=0.052125Jy sigma=0.419967 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=0.6289 mas, bmaj=2.675 mas, bpa=-53.34 degrees ! Estimated noise=2.41404 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.01035 Jy ! Component: 100 - total flux cleaned = 1.25597 Jy ! Component: 150 - total flux cleaned = 1.37105 Jy ! Component: 200 - total flux cleaned = 1.44163 Jy ! Total flux subtracted in 200 components = 1.44163 Jy ! Clean residual min=-0.018094 max=0.037978 Jy/beam ! Clean residual mean=-0.000206 rms=0.006165 Jy/beam ! Combined flux in latest and established models = 1.44163 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 15 model components to the UV plane model. ! The established model now contains 15 components and 1.44163 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8002 mas, bmaj=2.671 mas, bpa=-54.33 degrees ! Estimated noise=1.68082 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 = 0.0742609 Jy ! Component: 100 - total flux cleaned = 0.118772 Jy ! Component: 150 - total flux cleaned = 0.147123 Jy ! Component: 200 - total flux cleaned = 0.166129 Jy ! Total flux subtracted in 200 components = 0.166129 Jy ! Clean residual min=-0.007035 max=0.011800 Jy/beam ! Clean residual mean=-0.000105 rms=0.002307 Jy/beam ! Combined flux in latest and established models = 1.60775 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 29 components and 1.60775 Jy ! Inverting map ! Added new window around map position (0.4, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134846 Jy ! Component: 100 - total flux cleaned = 0.0211882 Jy ! Component: 150 - total flux cleaned = 0.0251968 Jy ! Component: 200 - total flux cleaned = 0.0284345 Jy ! Total flux subtracted in 200 components = 0.0284345 Jy ! Clean residual min=-0.005018 max=0.005136 Jy/beam ! Clean residual mean=-0.000039 rms=0.001335 Jy/beam ! Combined flux in latest and established models = 1.63619 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 47 components and 1.63619 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=1.948 mas, bmaj=2.982 mas, bpa=-64.88 degrees ! Estimated noise=2.28968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0051516 Jy ! Component: 100 - total flux cleaned = 0.00873185 Jy ! Component: 150 - total flux cleaned = 0.0116609 Jy ! Component: 200 - total flux cleaned = 0.0137183 Jy ! Total flux subtracted in 200 components = 0.0137183 Jy ! Clean residual min=-0.005598 max=0.005498 Jy/beam ! Clean residual mean=-0.000020 rms=0.001475 Jy/beam ! Combined flux in latest and established models = 1.64991 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 = 0.00135464 Jy ! Component: 100 - total flux cleaned = 0.00192741 Jy ! Component: 150 - total flux cleaned = 0.00234223 Jy ! Component: 200 - total flux cleaned = 0.00256284 Jy ! Total flux subtracted in 200 components = 0.00256284 Jy ! Clean residual min=-0.005135 max=0.004984 Jy/beam ! Clean residual mean=-0.000004 rms=0.001298 Jy/beam ! Combined flux in latest and established models = 1.65247 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 113 components and 1.65247 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8002 mas, bmaj=2.671 mas, bpa=-54.33 degrees ! Estimated noise=1.68082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000874297 Jy ! Component: 100 - total flux cleaned = 0.000562446 Jy ! Component: 150 - total flux cleaned = 0.000279659 Jy ! Component: 200 - total flux cleaned = 0.000108238 Jy ! Total flux subtracted in 200 components = 0.000108238 Jy ! Clean residual min=-0.003979 max=0.004205 Jy/beam ! Clean residual mean=-0.000000 rms=0.000951 Jy/beam ! Combined flux in latest and established models = 1.65258 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 133 components and 1.65258 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=0.051350Jy sigma=0.413107 ! Fit after self-cal, rms=0.051270Jy sigma=0.412095 wmodel J1638+5720_X_b_map.mod ! Writing 133 model components to file: J1638+5720_X_b_map.mod wobs J1638+5720_X_b_uvs.fits ! Writing UV FITS file: J1638+5720_X_b_uvs.fits wwins J1638+5720_X_b_map.win ! wwins: Wrote 3 windows to J1638+5720_X_b_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 = 0.000847436 Jy ! Component: 100 - total flux cleaned = 0.001656 Jy ! Component: 150 - total flux cleaned = 0.00252778 Jy ! Component: 200 - total flux cleaned = 0.00311184 Jy ! Component: 250 - total flux cleaned = 0.00338945 Jy ! Component: 300 - total flux cleaned = 0.00360166 Jy ! Component: 350 - total flux cleaned = 0.00380294 Jy ! Component: 400 - total flux cleaned = 0.00394543 Jy ! Component: 450 - total flux cleaned = 0.00408087 Jy ! Component: 500 - total flux cleaned = 0.00412421 Jy ! Component: 550 - total flux cleaned = 0.00416722 Jy ! Component: 600 - total flux cleaned = 0.00420727 Jy ! Component: 650 - total flux cleaned = 0.00420683 Jy ! Component: 700 - total flux cleaned = 0.00432167 Jy ! Component: 750 - total flux cleaned = 0.00435947 Jy ! Component: 800 - total flux cleaned = 0.00454361 Jy ! Component: 850 - total flux cleaned = 0.00465072 Jy ! Component: 900 - total flux cleaned = 0.00472074 Jy ! Component: 950 - total flux cleaned = 0.00489134 Jy ! Component: 1000 - total flux cleaned = 0.00502409 Jy ! Component: 1050 - total flux cleaned = 0.00508848 Jy ! Component: 1100 - total flux cleaned = 0.00512005 Jy ! Component: 1150 - total flux cleaned = 0.00521404 Jy ! Component: 1200 - total flux cleaned = 0.00533689 Jy ! Component: 1250 - total flux cleaned = 0.00542712 Jy ! Component: 1300 - total flux cleaned = 0.00551524 Jy ! Component: 1350 - total flux cleaned = 0.00554341 Jy ! Component: 1400 - total flux cleaned = 0.00545843 Jy ! Component: 1450 - total flux cleaned = 0.00531961 Jy ! Component: 1500 - total flux cleaned = 0.00543034 Jy ! Component: 1550 - total flux cleaned = 0.00540332 Jy ! Component: 1600 - total flux cleaned = 0.00540432 Jy ! Component: 1650 - total flux cleaned = 0.00550885 Jy ! Component: 1700 - total flux cleaned = 0.00548362 Jy ! Component: 1750 - total flux cleaned = 0.00556 Jy ! Component: 1800 - total flux cleaned = 0.00558477 Jy ! Component: 1850 - total flux cleaned = 0.00563414 Jy ! Component: 1900 - total flux cleaned = 0.00568299 Jy ! Component: 1950 - total flux cleaned = 0.00573104 Jy ! Component: 2000 - total flux cleaned = 0.00570754 Jy ! Component: 2050 - total flux cleaned = 0.00582448 Jy ! Component: 2100 - total flux cleaned = 0.00582485 Jy ! Component: 2150 - total flux cleaned = 0.00587033 Jy ! Component: 2200 - total flux cleaned = 0.00584802 Jy ! Component: 2250 - total flux cleaned = 0.00587059 Jy ! Component: 2300 - total flux cleaned = 0.00593668 Jy ! Component: 2350 - total flux cleaned = 0.0059584 Jy ! Component: 2400 - total flux cleaned = 0.00597964 Jy ! Component: 2450 - total flux cleaned = 0.00597975 Jy ! Component: 2500 - total flux cleaned = 0.00598003 Jy ! Component: 2550 - total flux cleaned = 0.0060623 Jy ! Component: 2600 - total flux cleaned = 0.00600109 Jy ! Component: 2650 - total flux cleaned = 0.00606146 Jy ! Component: 2700 - total flux cleaned = 0.00602121 Jy ! Component: 2750 - total flux cleaned = 0.00604096 Jy ! Component: 2800 - total flux cleaned = 0.00602178 Jy ! Component: 2850 - total flux cleaned = 0.00596386 Jy ! Component: 2900 - total flux cleaned = 0.00592579 Jy ! Component: 2950 - total flux cleaned = 0.00590715 Jy ! Component: 3000 - total flux cleaned = 0.00592573 Jy ! Component: 3050 - total flux cleaned = 0.00592552 Jy ! Component: 3100 - total flux cleaned = 0.00587031 Jy ! Component: 3150 - total flux cleaned = 0.00579804 Jy ! Component: 3200 - total flux cleaned = 0.00585198 Jy ! Component: 3250 - total flux cleaned = 0.00581656 Jy ! Component: 3300 - total flux cleaned = 0.00576405 Jy ! Component: 3350 - total flux cleaned = 0.00579936 Jy ! Component: 3400 - total flux cleaned = 0.00576484 Jy ! Component: 3450 - total flux cleaned = 0.00576511 Jy ! Component: 3500 - total flux cleaned = 0.00569742 Jy ! Component: 3550 - total flux cleaned = 0.00569745 Jy ! Component: 3600 - total flux cleaned = 0.00564751 Jy ! Component: 3650 - total flux cleaned = 0.00571364 Jy ! Component: 3700 - total flux cleaned = 0.00564805 Jy ! Component: 3750 - total flux cleaned = 0.00566451 Jy ! Component: 3800 - total flux cleaned = 0.00569669 Jy ! Component: 3850 - total flux cleaned = 0.00566464 Jy ! Component: 3900 - total flux cleaned = 0.00566451 Jy ! Component: 3950 - total flux cleaned = 0.00566457 Jy ! Component: 4000 - total flux cleaned = 0.0056334 Jy ! Component: 4050 - total flux cleaned = 0.00564889 Jy ! Total flux subtracted in 4096 components = 0.00564884 Jy ! Clean residual min=-0.000890 max=0.000846 Jy/beam ! Clean residual mean=-0.000000 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 1.65823 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 426 components and 1.65823 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1638+5720_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8002 x 2.671 at -54.33 degrees (North through East) ! Clean map min=-0.0048929 max=1.3282 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1638+5720_X_b_map.fits wmodel /image_prod/ug002_uva//J1638+5720_X_b_map.mod ! Writing 426 model components to file: /image_prod/ug002_uva//J1638+5720_X_b_map.mod wobs /image_prod/ug002_uva//J1638+5720_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1638+5720_X_b_uvs.fits wwins /image_prod/ug002_uva//J1638+5720_X_b_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1638+5720_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.32823 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000272849 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0616266 0.0616266 0.123253 0.246506 0.493013 0.986026 1.97205 3.9441 7.88821 15.7764 31.5528 63.1056 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.328 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4868.03 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1638+5720_X_b_dfm.log closed on Thu Mar 5 02:50:17 2020