! Started logfile: /vlbi/uf001/uva//J0535+1942_X_dfm.log on Sun Jan 13 22:39:24 2019 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 /vlbi/uf001/uva//J0535+1942_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0535+1942_X_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.852339 visibilities/baseline/integration-bin. ! Found source: J0535+1942 ! ! 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 20988 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 J0535+1942_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 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004812Jy sigma=21.561931 ! Fit after self-cal, rms=0.937195Jy sigma=20.104192 ! 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=0.6858 mas, bmaj=1.469 mas, bpa=-3.437 degrees ! Estimated noise=0.418506 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 = 0.0466526 Jy ! Component: 100 - total flux cleaned = 0.0587828 Jy ! Total flux subtracted in 100 components = 0.0587828 Jy ! Clean residual min=-0.003124 max=0.005142 Jy/beam ! Clean residual mean=0.000000 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.0587828 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0587828 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=0.060764Jy sigma=1.212684 ! Fit after self-cal, rms=0.060024Jy sigma=1.196363 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00625813 Jy ! Component: 100 - total flux cleaned = 0.00953107 Jy ! Total flux subtracted in 100 components = 0.00953107 Jy ! Clean residual min=-0.002504 max=0.003045 Jy/beam ! Clean residual mean=-0.000000 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.0683139 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 0.0683139 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=0.059165Jy sigma=1.177595 ! Fit after self-cal, rms=0.059171Jy sigma=1.177381 ! 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=0.9004 mas, bmaj=1.792 mas, bpa=-2.654 degrees ! Estimated noise=0.247856 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 = 0.00248673 Jy ! Component: 100 - total flux cleaned = 0.00371848 Jy ! Component: 150 - total flux cleaned = 0.00444241 Jy ! Component: 200 - total flux cleaned = 0.00481905 Jy ! Total flux subtracted in 200 components = 0.00481905 Jy ! Clean residual min=-0.001782 max=0.002252 Jy/beam ! Clean residual mean=-0.000000 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.0731329 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.0731329 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=0.059063Jy sigma=1.175212 ! Fit after self-cal, rms=0.059068Jy sigma=1.175168 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9004 x 1.792 at -2.654 degrees (North through East) ! Clean map min=-0.0017092 max=0.064311 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 0.98 KP 1.03 ! LA 0.90 MK 1.10 NL 1.19 OV 0.94 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 0.94 KP 0.96 ! LA 0.95 MK 1.11 NL 1.13 OV 0.95 ! SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.94 KP 0.95 ! LA 0.93 MK 1.00 NL 1.18 OV 0.96 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 0.92 KP 0.98 ! LA 0.89 MK 1.00 NL 1.22 OV 0.99 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.98 KP 1.04 ! LA 0.97 MK 0.97 NL 1.19 OV 0.92 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.89 KP 0.98 ! LA 0.93 MK 1.04 NL 1.19 OV 1.00 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.02 HN 1.01 KP 0.98 ! LA 0.95 MK 1.01 NL 1.15 OV 0.91 ! SC 0.87 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 0.92 KP 0.96 ! LA 0.92 MK 1.01 NL 1.16 OV 0.93 ! SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.00 HN 1.02 KP 1.00 ! LA 0.96 MK 1.03 NL 1.15 OV 0.89 ! SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.94 HN 0.93 KP 1.03 ! LA 0.98 MK 1.11 NL 1.16 OV 0.93 ! SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.98 HN 0.91 KP 0.87 ! LA 0.89 MK 0.97 NL 1.16 OV 0.98 ! SC 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.93 HN 0.89 KP 0.97 ! LA 0.92 MK 1.00 NL 1.15 OV 0.94 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.059068Jy sigma=1.175168 ! Fit after self-cal, rms=0.058523Jy sigma=1.164966 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8995 mas, bmaj=1.806 mas, bpa=-2.126 degrees ! Estimated noise=0.24809 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 (2.2, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173731 Jy ! Component: 100 - total flux cleaned = 0.00195176 Jy ! Component: 150 - total flux cleaned = 0.00194752 Jy ! Component: 200 - total flux cleaned = 0.00191947 Jy ! Total flux subtracted in 200 components = 0.00191947 Jy ! Clean residual min=-0.001433 max=0.001352 Jy/beam ! Clean residual mean=-0.000002 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.0750524 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 0.0750524 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=0.058464Jy sigma=1.163540 ! Fit after self-cal, rms=0.058536Jy sigma=1.162895 ! 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=0.058536Jy sigma=1.162895 ! Fit after self-cal, rms=0.058841Jy sigma=1.159065 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8972 mas, bmaj=1.802 mas, bpa=-2.205 degrees ! Estimated noise=0.2475 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000694697 Jy ! Component: 100 - total flux cleaned = 0.000885207 Jy ! Component: 150 - total flux cleaned = 0.000956481 Jy ! Component: 200 - total flux cleaned = 0.000971935 Jy ! Total flux subtracted in 200 components = 0.000971935 Jy ! Clean residual min=-0.001299 max=0.001180 Jy/beam ! Clean residual mean=-0.000002 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0760243 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 39 components and 0.0760243 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=0.058828Jy sigma=1.158696 ! Fit after self-cal, rms=0.058859Jy sigma=1.158493 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 = 0.000210066 Jy ! Component: 100 - total flux cleaned = 0.000196481 Jy ! Component: 150 - total flux cleaned = 0.000184139 Jy ! Component: 200 - total flux cleaned = 0.000172861 Jy ! Total flux subtracted in 200 components = 0.000172861 Jy ! Clean residual min=-0.001295 max=0.001174 Jy/beam ! Clean residual mean=-0.000002 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.0761972 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 44 components and 0.0761972 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=0.058854Jy sigma=1.158359 ! Fit after self-cal, rms=0.058854Jy sigma=1.158352 ! 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=0.058854Jy sigma=1.158352 ! Fit after self-cal, rms=0.058987Jy sigma=1.158294 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8963 mas, bmaj=1.801 mas, bpa=-2.143 degrees ! Estimated noise=0.247481 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000294233 Jy ! Component: 100 - total flux cleaned = 0.000306823 Jy ! Component: 150 - total flux cleaned = 0.00029573 Jy ! Component: 200 - total flux cleaned = 0.00027419 Jy ! Total flux subtracted in 200 components = 0.00027419 Jy ! Clean residual min=-0.001293 max=0.001156 Jy/beam ! Clean residual mean=-0.000002 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0764714 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 50 components and 0.0764713 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=0.058983Jy sigma=1.158173 ! Fit after self-cal, rms=0.058989Jy sigma=1.158165 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 = 7.26341e-05 Jy ! Component: 100 - total flux cleaned = 5.25655e-05 Jy ! Component: 150 - total flux cleaned = 4.32059e-05 Jy ! Component: 200 - total flux cleaned = 2.496e-05 Jy ! Total flux subtracted in 200 components = 2.496e-05 Jy ! Clean residual min=-0.001294 max=0.001149 Jy/beam ! Clean residual mean=-0.000002 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0764963 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 54 components and 0.0764963 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=0.058986Jy sigma=1.158091 ! Fit after self-cal, rms=0.058986Jy sigma=1.158088 ! 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=0.058986Jy sigma=1.158088 ! Fit after self-cal, rms=0.059054Jy sigma=1.158078 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.016 mas, bmaj=2.66 mas, bpa=-1.329 degrees ! Estimated noise=0.317918 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000188681 Jy ! Component: 100 - total flux cleaned = -0.000238224 Jy ! Component: 150 - total flux cleaned = -0.000245345 Jy ! Component: 200 - total flux cleaned = -0.000251886 Jy ! Total flux subtracted in 200 components = -0.000251886 Jy ! Clean residual min=-0.001668 max=0.001420 Jy/beam ! Clean residual mean=-0.000004 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.0762444 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 69 components and 0.0762444 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=0.059054Jy sigma=1.158080 ! Fit after self-cal, rms=0.059056Jy sigma=1.158076 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 = -3.55427e-05 Jy ! Component: 100 - total flux cleaned = -4.14713e-05 Jy ! Component: 150 - total flux cleaned = -4.69803e-05 Jy ! Component: 200 - total flux cleaned = -4.69133e-05 Jy ! Total flux subtracted in 200 components = -4.69133e-05 Jy ! Clean residual min=-0.001680 max=0.001412 Jy/beam ! Clean residual mean=-0.000004 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.0761975 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 70 components and 0.0761975 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=0.059056Jy sigma=1.158091 ! Fit after self-cal, rms=0.059056Jy sigma=1.158089 ! 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=0.8956 mas, bmaj=1.801 mas, bpa=-2.125 degrees ! Estimated noise=0.247588 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8956 x 1.801 at -2.125 degrees (North through East) ! Clean map min=-0.0012188 max=0.064366 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=0.6829 mas, bmaj=1.473 mas, bpa=-2.881 degrees ! Estimated noise=0.417809 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.047141 Jy ! Component: 100 - total flux cleaned = 0.0597499 Jy ! Component: 150 - total flux cleaned = 0.0659581 Jy ! Component: 200 - total flux cleaned = 0.069323 Jy ! Total flux subtracted in 200 components = 0.069323 Jy ! Clean residual min=-0.002294 max=0.002187 Jy/beam ! Clean residual mean=0.000000 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.069323 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.069323 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8956 mas, bmaj=1.801 mas, bpa=-2.125 degrees ! Estimated noise=0.247588 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 = 0.00289617 Jy ! Component: 100 - total flux cleaned = 0.00466008 Jy ! Component: 150 - total flux cleaned = 0.00567731 Jy ! Component: 200 - total flux cleaned = 0.00616728 Jy ! Total flux subtracted in 200 components = 0.00616728 Jy ! Clean residual min=-0.001155 max=0.001160 Jy/beam ! Clean residual mean=-0.000001 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0754903 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 24 components and 0.0754903 Jy ! Inverting map ! Added new window around map position (16, 40.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102648 Jy ! Component: 100 - total flux cleaned = 0.00147086 Jy ! Component: 150 - total flux cleaned = 0.00174149 Jy ! Component: 200 - total flux cleaned = 0.00200662 Jy ! Total flux subtracted in 200 components = 0.00200662 Jy ! Clean residual min=-0.001142 max=0.001004 Jy/beam ! Clean residual mean=-0.000001 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0774969 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 42 components and 0.0774969 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=2.016 mas, bmaj=2.66 mas, bpa=-1.329 degrees ! Estimated noise=0.317918 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000507341 Jy ! Component: 100 - total flux cleaned = 0.00064777 Jy ! Component: 150 - total flux cleaned = 0.000701167 Jy ! Component: 200 - total flux cleaned = 0.000734828 Jy ! Total flux subtracted in 200 components = 0.000734828 Jy ! Clean residual min=-0.001476 max=0.001205 Jy/beam ! Clean residual mean=-0.000003 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.0782317 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.93317e-05 Jy ! Component: 100 - total flux cleaned = -3.75125e-05 Jy ! Component: 150 - total flux cleaned = -3.74606e-05 Jy ! Component: 200 - total flux cleaned = -6.09842e-05 Jy ! Total flux subtracted in 200 components = -6.09842e-05 Jy ! Clean residual min=-0.001474 max=0.001185 Jy/beam ! Clean residual mean=-0.000003 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.0781707 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 74 components and 0.0781707 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8956 mas, bmaj=1.801 mas, bpa=-2.125 degrees ! Estimated noise=0.247588 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.0513e-05 Jy ! Component: 100 - total flux cleaned = 9.41328e-05 Jy ! Component: 150 - total flux cleaned = 0.000124609 Jy ! Component: 200 - total flux cleaned = 0.000124636 Jy ! Total flux subtracted in 200 components = 0.000124636 Jy ! Clean residual min=-0.001135 max=0.000978 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0782954 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 82 components and 0.0782954 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=0.059041Jy sigma=1.157642 ! Fit after self-cal, rms=0.059038Jy sigma=1.157544 wmodel J0535+1942_X_map.mod ! Writing 82 model components to file: J0535+1942_X_map.mod wobs J0535+1942_X_uvs.fits ! Writing UV FITS file: J0535+1942_X_uvs.fits wwins J0535+1942_X_map.win ! wwins: Wrote 3 windows to J0535+1942_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 = -0.000490195 Jy ! Component: 100 - total flux cleaned = -0.000789673 Jy ! Component: 150 - total flux cleaned = -0.000932064 Jy ! Component: 200 - total flux cleaned = -0.00100029 Jy ! Component: 250 - total flux cleaned = -0.00105014 Jy ! Component: 300 - total flux cleaned = -0.00109929 Jy ! Component: 350 - total flux cleaned = -0.00113103 Jy ! Component: 400 - total flux cleaned = -0.00111525 Jy ! Component: 450 - total flux cleaned = -0.00116073 Jy ! Component: 500 - total flux cleaned = -0.00119064 Jy ! Component: 550 - total flux cleaned = -0.00120557 Jy ! Component: 600 - total flux cleaned = -0.00122021 Jy ! Component: 650 - total flux cleaned = -0.00122032 Jy ! Component: 700 - total flux cleaned = -0.00126251 Jy ! Component: 750 - total flux cleaned = -0.00124833 Jy ! Component: 800 - total flux cleaned = -0.00126212 Jy ! Component: 850 - total flux cleaned = -0.00134354 Jy ! Component: 900 - total flux cleaned = -0.00135685 Jy ! Component: 950 - total flux cleaned = -0.00138334 Jy ! Component: 1000 - total flux cleaned = -0.00143576 Jy ! Component: 1050 - total flux cleaned = -0.00151323 Jy ! Component: 1100 - total flux cleaned = -0.00151305 Jy ! Component: 1150 - total flux cleaned = -0.00153822 Jy ! Component: 1200 - total flux cleaned = -0.00155085 Jy ! Component: 1250 - total flux cleaned = -0.00161274 Jy ! Component: 1300 - total flux cleaned = -0.00158843 Jy ! Component: 1350 - total flux cleaned = -0.00166132 Jy ! Component: 1400 - total flux cleaned = -0.00169736 Jy ! Component: 1450 - total flux cleaned = -0.00169734 Jy ! Component: 1500 - total flux cleaned = -0.00175677 Jy ! Component: 1550 - total flux cleaned = -0.00177996 Jy ! Component: 1600 - total flux cleaned = -0.00180317 Jy ! Component: 1650 - total flux cleaned = -0.00178012 Jy ! Component: 1700 - total flux cleaned = -0.00179157 Jy ! Component: 1750 - total flux cleaned = -0.00179158 Jy ! Component: 1800 - total flux cleaned = -0.00180284 Jy ! Component: 1850 - total flux cleaned = -0.00181402 Jy ! Component: 1900 - total flux cleaned = -0.00185839 Jy ! Component: 1950 - total flux cleaned = -0.0018694 Jy ! Component: 2000 - total flux cleaned = -0.0019568 Jy ! Component: 2050 - total flux cleaned = -0.00197841 Jy ! Component: 2100 - total flux cleaned = -0.00202148 Jy ! Component: 2150 - total flux cleaned = -0.00202147 Jy ! Component: 2200 - total flux cleaned = -0.00204274 Jy ! Component: 2250 - total flux cleaned = -0.00206383 Jy ! Component: 2300 - total flux cleaned = -0.00210563 Jy ! Component: 2350 - total flux cleaned = -0.00210571 Jy ! Component: 2400 - total flux cleaned = -0.002147 Jy ! Component: 2450 - total flux cleaned = -0.00223935 Jy ! Component: 2500 - total flux cleaned = -0.00222915 Jy ! Component: 2550 - total flux cleaned = -0.00223932 Jy ! Component: 2600 - total flux cleaned = -0.00226965 Jy ! Component: 2650 - total flux cleaned = -0.0023096 Jy ! Component: 2700 - total flux cleaned = -0.00234952 Jy ! Component: 2750 - total flux cleaned = -0.00235947 Jy ! Component: 2800 - total flux cleaned = -0.0024086 Jy ! Component: 2850 - total flux cleaned = -0.00239886 Jy ! Component: 2900 - total flux cleaned = -0.00245728 Jy ! Component: 2950 - total flux cleaned = -0.00247665 Jy ! Component: 3000 - total flux cleaned = -0.00249587 Jy ! Component: 3050 - total flux cleaned = -0.00253412 Jy ! Component: 3100 - total flux cleaned = -0.00254356 Jy ! Component: 3150 - total flux cleaned = -0.00257192 Jy ! Component: 3200 - total flux cleaned = -0.00260012 Jy ! Component: 3250 - total flux cleaned = -0.0026656 Jy ! Component: 3300 - total flux cleaned = -0.00265632 Jy ! Component: 3350 - total flux cleaned = -0.0027303 Jy ! Component: 3400 - total flux cleaned = -0.00274869 Jy ! Component: 3450 - total flux cleaned = -0.00277608 Jy ! Component: 3500 - total flux cleaned = -0.00283978 Jy ! Component: 3550 - total flux cleaned = -0.002885 Jy ! Component: 3600 - total flux cleaned = -0.00285813 Jy ! Component: 3650 - total flux cleaned = -0.0029387 Jy ! Component: 3700 - total flux cleaned = -0.00297431 Jy ! Component: 3750 - total flux cleaned = -0.0030008 Jy ! Component: 3800 - total flux cleaned = -0.00308006 Jy ! Component: 3850 - total flux cleaned = -0.00315888 Jy ! Component: 3900 - total flux cleaned = -0.0031502 Jy ! Component: 3950 - total flux cleaned = -0.00318495 Jy ! Component: 4000 - total flux cleaned = -0.00326265 Jy ! Component: 4050 - total flux cleaned = -0.00332272 Jy ! Total flux subtracted in 4096 components = -0.00333981 Jy ! Clean residual min=-0.000525 max=0.000528 Jy/beam ! Clean residual mean=-0.000001 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.0749556 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 389 components and 0.0749556 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0535+1942_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8956 x 1.801 at -2.125 degrees (North through East) ! Clean map min=-0.00082434 max=0.064349 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0535+1942_X_map.fits wmodel /vlbi/uf001/uva//J0535+1942_X_map.mod ! Writing 389 model components to file: /vlbi/uf001/uva//J0535+1942_X_map.mod wobs /vlbi/uf001/uva//J0535+1942_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0535+1942_X_uvs.fits wwins /vlbi/uf001/uva//J0535+1942_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J0535+1942_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0643495 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000145052 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.67624 0.67624 1.35248 2.70496 5.40992 10.8198 21.6397 43.2794 86.5588 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.064 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 443.629 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0535+1942_X_dfm.log closed on Sun Jan 13 22:39:29 2019