! Started logfile: /vlbi/bp222/maps//J0541-0541_X_dfm.log on Thu Sep 27 10:49:40 2018 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/bp222/maps//J0541-0541_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0541-0541_X_uvm.fits ! AN table 1: 16 integrations on 21 of 21 possible baselines. ! AN table 2: 16 integrations on 3 of 3 possible baselines. ! Apparent sampling: 0.945312 visibilities/baseline/integration-bin. ! Found source: J0541-0541 ! ! 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 108 lines of history. ! ! Reading 4356 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 J0541-0541_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 3 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.168201Jy sigma=17.969732 ! Fit after self-cal, rms=0.476660Jy sigma=7.307586 ! 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=0.9037 mas, bmaj=2.598 mas, bpa=-14.6 degrees ! Estimated noise=1.13773 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 = 0.405516 Jy ! Component: 100 - total flux cleaned = 0.505989 Jy ! Total flux subtracted in 100 components = 0.505989 Jy ! Clean residual min=-0.025951 max=0.041837 Jy/beam ! Clean residual mean=0.000046 rms=0.009384 Jy/beam ! Combined flux in latest and established models = 0.505989 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.505989 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=0.115618Jy sigma=1.690249 ! Fit after self-cal, rms=0.115536Jy sigma=1.689669 ! 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=1.14 mas, bmaj=2.584 mas, bpa=-12.36 degrees ! Estimated noise=0.740126 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 = 0.065161 Jy ! Component: 100 - total flux cleaned = 0.101361 Jy ! Component: 150 - total flux cleaned = 0.123259 Jy ! Component: 200 - total flux cleaned = 0.136956 Jy ! Total flux subtracted in 200 components = 0.136956 Jy ! Clean residual min=-0.019889 max=0.017407 Jy/beam ! Clean residual mean=0.000009 rms=0.004607 Jy/beam ! Combined flux in latest and established models = 0.642945 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 36 components and 0.642945 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=0.069015Jy sigma=0.953579 ! Fit after self-cal, rms=0.068193Jy sigma=0.939736 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.14 x 2.584 at -12.36 degrees (North through East) ! Clean map min=-0.017857 max=0.53364 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 KP 1.01 MK 1.03 ! NL 0.90 OV 1.01 PT 1.00 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* MK 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 KP 1.01 MK 1.06 ! NL 0.89 OV 1.02 PT 0.99 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* MK 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 KP 1.00 MK 1.04 ! NL 0.90 OV 1.04 PT 0.98 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* MK 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 KP 0.99 MK 1.05 ! NL 0.90 OV 1.03 PT 0.99 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* MK 0.00* ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 KP 1.01 MK 1.04 ! NL 0.91 OV 1.02 PT 0.99 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* MK 0.00* ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 KP 1.00 MK 1.05 ! NL 0.91 OV 1.03 PT 0.98 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* MK 0.00* ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 KP 1.01 MK 1.03 ! NL 0.90 OV 1.02 PT 0.99 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* MK 0.00* ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 KP 1.00 MK 1.04 ! NL 0.90 OV 1.02 PT 0.97 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* MK 0.00* ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 KP 0.99 MK 1.04 ! NL 0.91 OV 1.01 PT 1.00 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* MK 0.00* ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 KP 0.99 MK 1.04 ! NL 0.91 OV 1.03 PT 0.98 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* MK 0.00* ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 KP 1.02 MK 1.02 ! NL 0.89 OV 1.04 PT 0.98 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* MK 0.00* ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 KP 1.00 MK 1.01 ! NL 0.91 OV 1.04 PT 0.98 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* MK 0.00* ! ! ! Fit before self-cal, rms=0.068193Jy sigma=0.939736 ! Fit after self-cal, rms=0.059375Jy sigma=0.851271 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.227 mas, bmaj=2.828 mas, bpa=-11.91 degrees ! Estimated noise=0.773543 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 (-17.2, 13.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110507 Jy ! Component: 100 - total flux cleaned = 0.0129134 Jy ! Component: 150 - total flux cleaned = 0.0138479 Jy ! Component: 200 - total flux cleaned = 0.0146483 Jy ! Total flux subtracted in 200 components = 0.0146483 Jy ! Clean residual min=-0.006550 max=0.007726 Jy/beam ! Clean residual mean=0.000000 rms=0.001679 Jy/beam ! Combined flux in latest and established models = 0.657593 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 65 components and 0.657593 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=0.056620Jy sigma=0.805843 ! Fit after self-cal, rms=0.056480Jy sigma=0.803870 ! 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=0.056480Jy sigma=0.803870 ! Fit after self-cal, rms=0.056317Jy sigma=0.803034 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.227 mas, bmaj=2.829 mas, bpa=-11.92 degrees ! Estimated noise=0.772598 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00278186 Jy ! Component: 100 - total flux cleaned = 0.00350718 Jy ! Component: 150 - total flux cleaned = 0.00377599 Jy ! Component: 200 - total flux cleaned = 0.00369222 Jy ! Total flux subtracted in 200 components = 0.00369222 Jy ! Clean residual min=-0.005747 max=0.006939 Jy/beam ! Clean residual mean=-0.000001 rms=0.001447 Jy/beam ! Combined flux in latest and established models = 0.661285 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 78 components and 0.661285 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=0.055971Jy sigma=0.798016 ! Fit after self-cal, rms=0.055958Jy sigma=0.797796 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 (8.6, 20.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00579955 Jy ! Component: 100 - total flux cleaned = 0.00672402 Jy ! Component: 150 - total flux cleaned = 0.00753312 Jy ! Component: 200 - total flux cleaned = 0.00830668 Jy ! Total flux subtracted in 200 components = 0.00830668 Jy ! Clean residual min=-0.004243 max=0.004413 Jy/beam ! Clean residual mean=-0.000001 rms=0.001010 Jy/beam ! Combined flux in latest and established models = 0.669592 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 102 components and 0.669592 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=0.055214Jy sigma=0.788487 ! Fit after self-cal, rms=0.055198Jy sigma=0.788254 ! Inverting map ! Added new window around map position (7.6, -34.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149955 Jy ! Component: 100 - total flux cleaned = 0.00103614 Jy ! Component: 150 - total flux cleaned = 0.000968353 Jy ! Component: 200 - total flux cleaned = 0.000771995 Jy ! Total flux subtracted in 200 components = 0.000771995 Jy ! Clean residual min=-0.003042 max=0.002886 Jy/beam ! Clean residual mean=-0.000001 rms=0.000770 Jy/beam ! Combined flux in latest and established models = 0.670364 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 120 components and 0.670364 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=0.054835Jy sigma=0.783450 ! Fit after self-cal, rms=0.054828Jy sigma=0.783329 ! 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=0.054828Jy sigma=0.783329 ! Fit after self-cal, rms=0.054755Jy sigma=0.782712 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.225 mas, bmaj=2.827 mas, bpa=-11.94 degrees ! Estimated noise=0.771848 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000698536 Jy ! Component: 100 - total flux cleaned = 0.00106661 Jy ! Component: 150 - total flux cleaned = 0.00117609 Jy ! Component: 200 - total flux cleaned = 0.00132544 Jy ! Total flux subtracted in 200 components = 0.00132544 Jy ! Clean residual min=-0.002817 max=0.002774 Jy/beam ! Clean residual mean=-0.000000 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.671689 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 135 components and 0.671689 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=0.054598Jy sigma=0.781268 ! Fit after self-cal, rms=0.054596Jy sigma=0.781220 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 = 0.000437376 Jy ! Component: 100 - total flux cleaned = 0.000571554 Jy ! Component: 150 - total flux cleaned = 0.00061009 Jy ! Component: 200 - total flux cleaned = 0.000451987 Jy ! Total flux subtracted in 200 components = 0.000451987 Jy ! Clean residual min=-0.002747 max=0.002681 Jy/beam ! Clean residual mean=-0.000000 rms=0.000608 Jy/beam ! Combined flux in latest and established models = 0.672141 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 144 components and 0.672141 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=0.054519Jy sigma=0.780559 ! Fit after self-cal, rms=0.054519Jy sigma=0.780529 ! 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=0.054519Jy sigma=0.780529 ! Fit after self-cal, rms=0.054531Jy sigma=0.780307 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.427 mas, bmaj=4.265 mas, bpa=25.2 degrees ! Estimated noise=0.846545 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000767259 Jy ! Component: 100 - total flux cleaned = 0.00113246 Jy ! Component: 150 - total flux cleaned = 0.00137584 Jy ! Component: 200 - total flux cleaned = 0.00146968 Jy ! Total flux subtracted in 200 components = 0.00146968 Jy ! Clean residual min=-0.002187 max=0.002360 Jy/beam ! Clean residual mean=-0.000000 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.673611 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 163 components and 0.673611 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=0.054482Jy sigma=0.780048 ! Fit after self-cal, rms=0.054478Jy sigma=0.779989 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.63349e-05 Jy ! Component: 100 - total flux cleaned = 0.00020055 Jy ! Component: 150 - total flux cleaned = 0.000362797 Jy ! Component: 200 - total flux cleaned = 0.000465443 Jy ! Total flux subtracted in 200 components = 0.000465443 Jy ! Clean residual min=-0.002133 max=0.002224 Jy/beam ! Clean residual mean=0.000000 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.674077 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 178 components and 0.674076 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=0.054459Jy sigma=0.779824 ! Fit after self-cal, rms=0.054456Jy sigma=0.779777 ! 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=1.225 mas, bmaj=2.825 mas, bpa=-11.94 degrees ! Estimated noise=0.771769 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.225 x 2.825 at -11.94 degrees (North through East) ! Clean map min=-0.0038652 max=0.5423 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=0.054456Jy sigma=0.779777 ! Fit after self-cal, rms=0.049374Jy sigma=0.687191 ! Inverting map and beam ! Estimated beam: bmin=1.225 mas, bmaj=2.823 mas, bpa=-11.92 degrees ! Estimated noise=0.77117 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000212463 Jy ! Component: 100 - total flux cleaned = 0.000142651 Jy ! Component: 150 - total flux cleaned = 4.61069e-05 Jy ! Component: 200 - total flux cleaned = -4.29875e-05 Jy ! Total flux subtracted in 200 components = -4.29875e-05 Jy ! Clean residual min=-0.002388 max=0.002294 Jy/beam ! Clean residual mean=0.000000 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.674034 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 193 components and 0.674034 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=0.049319Jy sigma=0.686673 ! Fit after self-cal, rms=0.049319Jy sigma=0.686648 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.51901e-06 Jy ! Component: 100 - total flux cleaned = 8.33471e-05 Jy ! Component: 150 - total flux cleaned = 0.00013409 Jy ! Component: 200 - total flux cleaned = 0.000181399 Jy ! Total flux subtracted in 200 components = 0.000181399 Jy ! Clean residual min=-0.002364 max=0.002208 Jy/beam ! Clean residual mean=0.000000 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.674215 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 200 components and 0.674215 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=0.049288Jy sigma=0.686340 ! Fit after self-cal, rms=0.049287Jy sigma=0.686322 ! 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=0.049287Jy sigma=0.686322 ! Fit after self-cal, rms=0.049288Jy sigma=0.686290 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=0.9065 mas, bmaj=2.607 mas, bpa=-14.57 degrees ! Estimated noise=1.23085 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.403706 Jy ! Component: 100 - total flux cleaned = 0.50358 Jy ! Component: 150 - total flux cleaned = 0.550516 Jy ! Component: 200 - total flux cleaned = 0.579991 Jy ! Total flux subtracted in 200 components = 0.579991 Jy ! Clean residual min=-0.015319 max=0.018976 Jy/beam ! Clean residual mean=0.000023 rms=0.004486 Jy/beam ! Combined flux in latest and established models = 0.579991 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.579991 Jy ! Inverting map and beam ! Estimated beam: bmin=1.226 mas, bmaj=2.822 mas, bpa=-11.91 degrees ! Estimated noise=0.771146 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 = 0.030365 Jy ! Component: 100 - total flux cleaned = 0.0478809 Jy ! Component: 150 - total flux cleaned = 0.060008 Jy ! Component: 200 - total flux cleaned = 0.0692312 Jy ! Total flux subtracted in 200 components = 0.0692312 Jy ! Clean residual min=-0.007119 max=0.008602 Jy/beam ! Clean residual mean=0.000012 rms=0.002140 Jy/beam ! Combined flux in latest and established models = 0.649222 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 55 components and 0.649222 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=2.426 mas, bmaj=4.265 mas, bpa=25.24 degrees ! Estimated noise=0.845741 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00896787 Jy ! Component: 100 - total flux cleaned = 0.0133355 Jy ! Component: 150 - total flux cleaned = 0.0137237 Jy ! Component: 200 - total flux cleaned = 0.0144505 Jy ! Total flux subtracted in 200 components = 0.0144505 Jy ! Clean residual min=-0.003718 max=0.004019 Jy/beam ! Clean residual mean=0.000005 rms=0.001248 Jy/beam ! Combined flux in latest and established models = 0.663673 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 = 0.000673119 Jy ! Component: 100 - total flux cleaned = 0.00123786 Jy ! Component: 150 - total flux cleaned = 0.00173986 Jy ! Component: 200 - total flux cleaned = 0.00219068 Jy ! Total flux subtracted in 200 components = 0.00219068 Jy ! Clean residual min=-0.002907 max=0.002789 Jy/beam ! Clean residual mean=0.000003 rms=0.000936 Jy/beam ! Combined flux in latest and established models = 0.665863 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 103 components and 0.665863 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.226 mas, bmaj=2.822 mas, bpa=-11.91 degrees ! Estimated noise=0.771146 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00236677 Jy ! Component: 100 - total flux cleaned = 0.00275197 Jy ! Component: 150 - total flux cleaned = 0.00331537 Jy ! Component: 200 - total flux cleaned = 0.00381799 Jy ! Total flux subtracted in 200 components = 0.00381799 Jy ! Clean residual min=-0.003065 max=0.003311 Jy/beam ! Clean residual mean=0.000001 rms=0.000802 Jy/beam ! Combined flux in latest and established models = 0.669681 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 124 components and 0.669681 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=0.049845Jy sigma=0.692321 ! Fit after self-cal, rms=0.049762Jy sigma=0.690970 wmodel J0541-0541_X_map.mod ! Writing 124 model components to file: J0541-0541_X_map.mod wobs J0541-0541_X_uvs.fits ! Writing UV FITS file: J0541-0541_X_uvs.fits wwins J0541-0541_X_map.win ! wwins: Wrote 4 windows to J0541-0541_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 = 0.000945018 Jy ! Component: 100 - total flux cleaned = 0.000846235 Jy ! Component: 150 - total flux cleaned = 0.000847767 Jy ! Component: 200 - total flux cleaned = 0.000684916 Jy ! Component: 250 - total flux cleaned = 0.000610652 Jy ! Component: 300 - total flux cleaned = 0.000472588 Jy ! Component: 350 - total flux cleaned = 0.000278873 Jy ! Component: 400 - total flux cleaned = 0.000309346 Jy ! Component: 450 - total flux cleaned = 0.00028006 Jy ! Component: 500 - total flux cleaned = 0.000362411 Jy ! Component: 550 - total flux cleaned = 0.000442045 Jy ! Component: 600 - total flux cleaned = 0.000493357 Jy ! Component: 650 - total flux cleaned = 0.000518433 Jy ! Component: 700 - total flux cleaned = 0.000542755 Jy ! Component: 750 - total flux cleaned = 0.000635429 Jy ! Component: 800 - total flux cleaned = 0.000769574 Jy ! Component: 850 - total flux cleaned = 0.000942235 Jy ! Component: 900 - total flux cleaned = 0.00104722 Jy ! Component: 950 - total flux cleaned = 0.00119024 Jy ! Component: 1000 - total flux cleaned = 0.00121022 Jy ! Component: 1050 - total flux cleaned = 0.00124929 Jy ! Component: 1100 - total flux cleaned = 0.00132484 Jy ! Component: 1150 - total flux cleaned = 0.00139864 Jy ! Component: 1200 - total flux cleaned = 0.00141669 Jy ! Component: 1250 - total flux cleaned = 0.00141719 Jy ! Component: 1300 - total flux cleaned = 0.00139954 Jy ! Component: 1350 - total flux cleaned = 0.00133144 Jy ! Component: 1400 - total flux cleaned = 0.00133171 Jy ! Component: 1450 - total flux cleaned = 0.00133207 Jy ! Component: 1500 - total flux cleaned = 0.00138077 Jy ! Component: 1550 - total flux cleaned = 0.00138076 Jy ! Component: 1600 - total flux cleaned = 0.00136479 Jy ! Component: 1650 - total flux cleaned = 0.00131824 Jy ! Component: 1700 - total flux cleaned = 0.00128762 Jy ! Component: 1750 - total flux cleaned = 0.00128776 Jy ! Component: 1800 - total flux cleaned = 0.0012577 Jy ! Component: 1850 - total flux cleaned = 0.00127257 Jy ! Component: 1900 - total flux cleaned = 0.00124296 Jy ! Component: 1950 - total flux cleaned = 0.00122821 Jy ! Component: 2000 - total flux cleaned = 0.00119917 Jy ! Component: 2050 - total flux cleaned = 0.00118477 Jy ! Component: 2100 - total flux cleaned = 0.00112794 Jy ! Component: 2150 - total flux cleaned = 0.00109979 Jy ! Component: 2200 - total flux cleaned = 0.0010719 Jy ! Component: 2250 - total flux cleaned = 0.00104419 Jy ! Component: 2300 - total flux cleaned = 0.00101675 Jy ! Component: 2350 - total flux cleaned = 0.000976122 Jy ! Component: 2400 - total flux cleaned = 0.000962682 Jy ! Component: 2450 - total flux cleaned = 0.000922569 Jy ! Component: 2500 - total flux cleaned = 0.000922603 Jy ! Component: 2550 - total flux cleaned = 0.000896183 Jy ! Component: 2600 - total flux cleaned = 0.00086983 Jy ! Component: 2650 - total flux cleaned = 0.000830519 Jy ! Component: 2700 - total flux cleaned = 0.000830508 Jy ! Component: 2750 - total flux cleaned = 0.000804408 Jy ! Component: 2800 - total flux cleaned = 0.000752554 Jy ! Component: 2850 - total flux cleaned = 0.000739668 Jy ! Component: 2900 - total flux cleaned = 0.000713833 Jy ! Component: 2950 - total flux cleaned = 0.000713742 Jy ! Component: 3000 - total flux cleaned = 0.000675092 Jy ! Component: 3050 - total flux cleaned = 0.000649277 Jy ! Component: 3100 - total flux cleaned = 0.000636422 Jy ! Component: 3150 - total flux cleaned = 0.000597712 Jy ! Component: 3200 - total flux cleaned = 0.000584713 Jy ! Component: 3250 - total flux cleaned = 0.000584732 Jy ! Component: 3300 - total flux cleaned = 0.000571795 Jy ! Component: 3350 - total flux cleaned = 0.000545823 Jy ! Component: 3400 - total flux cleaned = 0.000559049 Jy ! Component: 3450 - total flux cleaned = 0.000559052 Jy ! Component: 3500 - total flux cleaned = 0.000532628 Jy ! Component: 3550 - total flux cleaned = 0.000519242 Jy ! Component: 3600 - total flux cleaned = 0.000519066 Jy ! Component: 3650 - total flux cleaned = 0.000518986 Jy ! Component: 3700 - total flux cleaned = 0.000505394 Jy ! Component: 3750 - total flux cleaned = 0.000477969 Jy ! Component: 3800 - total flux cleaned = 0.000436364 Jy ! Component: 3850 - total flux cleaned = 0.000422286 Jy ! Component: 3900 - total flux cleaned = 0.000393972 Jy ! Component: 3950 - total flux cleaned = 0.00036527 Jy ! Component: 4000 - total flux cleaned = 0.000321403 Jy ! Component: 4050 - total flux cleaned = 0.000291844 Jy ! Total flux subtracted in 4096 components = 0.000276916 Jy ! Clean residual min=-0.000812 max=0.000939 Jy/beam ! Clean residual mean=0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.669958 Jy keep ! Adding 205 model components to the UV plane model. ! The established model now contains 329 components and 0.669957 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0541-0541_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.226 x 2.822 at -11.91 degrees (North through East) ! Clean map min=-0.0020104 max=0.54464 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0541-0541_X_map.fits wmodel /vlbi/bp222/maps//J0541-0541_X_map.mod ! Writing 329 model components to file: /vlbi/bp222/maps//J0541-0541_X_map.mod wobs /vlbi/bp222/maps//J0541-0541_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0541-0541_X_uvs.fits wwins /vlbi/bp222/maps//J0541-0541_X_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J0541-0541_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.544644 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000269824 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.148624 0.148624 0.297248 0.594496 1.18899 2.37798 4.75597 9.51193 19.0239 38.0477 76.0954 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.544 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2018.52 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0541-0541_X_dfm.log closed on Thu Sep 27 10:49:44 2018