! Started logfile: /vlbi/uf001/uva//J0537+4441_X_dfm.log on Sun Jan 13 22:39:54 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//J0537+4441_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0537+4441_X_uva.fits ! AN table 1: 72 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.922068 visibilities/baseline/integration-bin. ! Found source: J0537+4441 ! ! 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 28680 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 J0537+4441_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 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002867Jy sigma=22.800035 ! Fit after self-cal, rms=0.957110Jy sigma=21.722004 ! 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=0.7157 mas, bmaj=1.456 mas, bpa=17.62 degrees ! Estimated noise=0.385519 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 = 0.029983 Jy ! Component: 100 - total flux cleaned = 0.0426743 Jy ! Total flux subtracted in 100 components = 0.0426743 Jy ! Clean residual min=-0.003677 max=0.008165 Jy/beam ! Clean residual mean=-0.000002 rms=0.000970 Jy/beam ! Combined flux in latest and established models = 0.0426743 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0426743 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=0.061748Jy sigma=1.336718 ! Fit after self-cal, rms=0.060368Jy sigma=1.304164 ! Inverting map ! Added new window around map position (1, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101973 Jy ! Component: 100 - total flux cleaned = 0.0169318 Jy ! Total flux subtracted in 100 components = 0.0169318 Jy ! Clean residual min=-0.003153 max=0.006509 Jy/beam ! Clean residual mean=-0.000001 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 0.0596061 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.0596061 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=0.057872Jy sigma=1.238903 ! Fit after self-cal, rms=0.057645Jy sigma=1.233694 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00640302 Jy ! Component: 100 - total flux cleaned = 0.0101887 Jy ! Total flux subtracted in 100 components = 0.0101887 Jy ! Clean residual min=-0.002710 max=0.004185 Jy/beam ! Clean residual mean=-0.000000 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 0.0697949 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.0697948 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=0.056788Jy sigma=1.210816 ! Fit after self-cal, rms=0.056624Jy sigma=1.206996 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00412879 Jy ! Component: 100 - total flux cleaned = 0.00584729 Jy ! Total flux subtracted in 100 components = 0.00584729 Jy ! Clean residual min=-0.002609 max=0.002932 Jy/beam ! Clean residual mean=0.000000 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.0756421 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 17 components and 0.0756421 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=0.056336Jy sigma=1.199082 ! Fit after self-cal, rms=0.056229Jy sigma=1.196883 ! 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=0.9475 mas, bmaj=1.678 mas, bpa=16.3 degrees ! Estimated noise=0.186134 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 = 0.00261006 Jy ! Component: 100 - total flux cleaned = 0.00316297 Jy ! Component: 150 - total flux cleaned = 0.00335223 Jy ! Component: 200 - total flux cleaned = 0.00338411 Jy ! Total flux subtracted in 200 components = 0.00338411 Jy ! Clean residual min=-0.002058 max=0.002170 Jy/beam ! Clean residual mean=0.000001 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.0790262 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 29 components and 0.0790262 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=0.056115Jy sigma=1.193739 ! Fit after self-cal, rms=0.056068Jy sigma=1.192577 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9475 x 1.678 at 16.3 degrees (North through East) ! Clean map min=-0.0019906 max=0.041524 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.93 HN 0.95 KP 0.98 ! LA 0.94 MK 1.05 NL 1.22 OV 1.00 ! SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.95 KP 1.02 ! LA 0.95 MK 1.07 NL 1.15 OV 0.99 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00 HN 0.94 KP 1.08 ! LA 0.96 MK 1.00 NL 1.13 OV 0.92 ! SC 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.97 HN 0.91 KP 1.09 ! LA 0.89 MK 0.93 NL 1.20 OV 0.97 ! SC 0.87 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.95 KP 1.07 ! LA 0.93 MK 1.08 NL 1.18 OV 0.96 ! SC 0.88 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.96 KP 0.98 ! LA 0.96 MK 1.13 NL 1.12 OV 0.94 ! SC 0.86 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.98 KP 1.00 ! LA 0.95 MK 1.03 NL 1.13 OV 0.98 ! SC 0.87 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 0.93 KP 1.04 ! LA 0.97 MK 1.03 NL 1.14 OV 0.97 ! SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.94 HN 0.97 KP 1.05 ! LA 0.93 MK 1.06 NL 1.19 OV 0.92 ! SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.99 HN 0.89 KP 1.05 ! LA 0.94 MK 0.86 NL 1.13 OV 0.92 ! SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 0.93 KP 1.01 ! LA 0.88 MK 0.85 NL 1.16 OV 0.90 ! SC 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 0.90 KP 0.98 ! LA 0.91 MK 0.86 NL 1.10 OV 0.95 ! SC 0.93 ! ! ! Fit before self-cal, rms=0.056068Jy sigma=1.192577 ! Fit after self-cal, rms=0.054766Jy sigma=1.185547 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.929 mas, bmaj=1.661 mas, bpa=16.64 degrees ! Estimated noise=0.182636 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 (10, -13.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103891 Jy ! Component: 100 - total flux cleaned = 0.00134236 Jy ! Component: 150 - total flux cleaned = 0.00157427 Jy ! Component: 200 - total flux cleaned = 0.00160257 Jy ! Total flux subtracted in 200 components = 0.00160257 Jy ! Clean residual min=-0.001471 max=0.001388 Jy/beam ! Clean residual mean=0.000001 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.0806288 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 49 components and 0.0806288 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=0.054690Jy sigma=1.184018 ! Fit after self-cal, rms=0.054751Jy sigma=1.183048 ! 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=0.054751Jy sigma=1.183048 ! Fit after self-cal, rms=0.056633Jy sigma=1.177502 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9121 mas, bmaj=1.643 mas, bpa=16.5 degrees ! Estimated noise=0.181412 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000276712 Jy ! Component: 100 - total flux cleaned = 0.000170805 Jy ! Component: 150 - total flux cleaned = -4.98385e-06 Jy ! Component: 200 - total flux cleaned = -0.000177368 Jy ! Total flux subtracted in 200 components = -0.000177368 Jy ! Clean residual min=-0.000860 max=0.001012 Jy/beam ! Clean residual mean=0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0804515 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 60 components and 0.0804515 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=0.056605Jy sigma=1.176853 ! Fit after self-cal, rms=0.056686Jy sigma=1.176273 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 (4.2, 16.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000425326 Jy ! Component: 100 - total flux cleaned = 0.000291698 Jy ! Component: 150 - total flux cleaned = 0.000205617 Jy ! Component: 200 - total flux cleaned = 3.84408e-05 Jy ! Total flux subtracted in 200 components = 3.84408e-05 Jy ! Clean residual min=-0.000853 max=0.000795 Jy/beam ! Clean residual mean=0.000000 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0804899 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 72 components and 0.0804899 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=0.056661Jy sigma=1.175755 ! Fit after self-cal, rms=0.056655Jy sigma=1.175643 ! Inverting map ! Added new window around map position (-4.4, -24.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000131816 Jy ! Component: 100 - total flux cleaned = 0.000205847 Jy ! Component: 150 - total flux cleaned = 0.000204656 Jy ! Component: 200 - total flux cleaned = 0.000187367 Jy ! Total flux subtracted in 200 components = 0.000187367 Jy ! Clean residual min=-0.000806 max=0.000793 Jy/beam ! Clean residual mean=0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0806773 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 85 components and 0.0806773 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=0.056635Jy sigma=1.175158 ! Fit after self-cal, rms=0.056623Jy sigma=1.174982 ! 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=0.056623Jy sigma=1.174982 ! Fit after self-cal, rms=0.056852Jy sigma=1.174910 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9082 mas, bmaj=1.637 mas, bpa=16.45 degrees ! Estimated noise=0.180887 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000244513 Jy ! Component: 100 - total flux cleaned = 0.00030507 Jy ! Component: 150 - total flux cleaned = 0.000272779 Jy ! Component: 200 - total flux cleaned = 0.00022725 Jy ! Total flux subtracted in 200 components = 0.00022725 Jy ! Clean residual min=-0.000811 max=0.000823 Jy/beam ! Clean residual mean=0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.0809045 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 89 components and 0.0809045 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=0.056841Jy sigma=1.174630 ! Fit after self-cal, rms=0.056845Jy sigma=1.174515 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 = -3.49003e-05 Jy ! Component: 100 - total flux cleaned = -4.99459e-05 Jy ! Component: 150 - total flux cleaned = -9.13714e-05 Jy ! Component: 200 - total flux cleaned = -0.000155548 Jy ! Total flux subtracted in 200 components = -0.000155548 Jy ! Clean residual min=-0.000812 max=0.000803 Jy/beam ! Clean residual mean=0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.080749 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 94 components and 0.080749 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=0.056837Jy sigma=1.174339 ! Fit after self-cal, rms=0.056835Jy sigma=1.174306 ! Inverting map ! Added new window around map position (-20.4, 26.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000445734 Jy ! Component: 100 - total flux cleaned = 0.000351005 Jy ! Component: 150 - total flux cleaned = 0.000304341 Jy ! Component: 200 - total flux cleaned = 0.000233501 Jy ! Total flux subtracted in 200 components = 0.000233501 Jy ! Clean residual min=-0.000785 max=0.000782 Jy/beam ! Clean residual mean=0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0809825 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 113 components and 0.0809824 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=0.056822Jy sigma=1.173988 ! Fit after self-cal, rms=0.056819Jy sigma=1.173934 ! Inverting map ! Added new window around map position (-38.4, 4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000482777 Jy ! Component: 100 - total flux cleaned = 0.000592889 Jy ! Component: 150 - total flux cleaned = 0.000623152 Jy ! Component: 200 - total flux cleaned = 0.00058189 Jy ! Total flux subtracted in 200 components = 0.00058189 Jy ! Clean residual min=-0.000817 max=0.000724 Jy/beam ! Clean residual mean=0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0815643 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 127 components and 0.0815643 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=0.056806Jy sigma=1.173642 ! Fit after self-cal, rms=0.056801Jy sigma=1.173588 ! 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=0.056801Jy sigma=1.173588 ! Fit after self-cal, rms=0.056930Jy sigma=1.173564 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.015 mas, bmaj=2.302 mas, bpa=13 degrees ! Estimated noise=0.235296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.33516e-05 Jy ! Component: 100 - total flux cleaned = 2.16877e-05 Jy ! Component: 150 - total flux cleaned = 5.78432e-05 Jy ! Component: 200 - total flux cleaned = 6.85754e-05 Jy ! Total flux subtracted in 200 components = 6.85754e-05 Jy ! Clean residual min=-0.000752 max=0.000758 Jy/beam ! Clean residual mean=0.000001 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0816329 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 146 components and 0.0816329 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=0.056926Jy sigma=1.173509 ! Fit after self-cal, rms=0.056929Jy sigma=1.173457 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 = 1.05437e-05 Jy ! Component: 100 - total flux cleaned = 1.08752e-05 Jy ! Component: 150 - total flux cleaned = 2.33683e-07 Jy ! Component: 200 - total flux cleaned = -2.69238e-05 Jy ! Total flux subtracted in 200 components = -2.69238e-05 Jy ! Clean residual min=-0.000756 max=0.000761 Jy/beam ! Clean residual mean=0.000001 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.081606 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 155 components and 0.081606 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=0.056927Jy sigma=1.173427 ! Fit after self-cal, rms=0.056927Jy sigma=1.173411 ! 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=0.9075 mas, bmaj=1.635 mas, bpa=16.22 degrees ! Estimated noise=0.180901 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9075 x 1.635 at 16.22 degrees (North through East) ! Clean map min=-0.0013136 max=0.039239 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=0.6895 mas, bmaj=1.421 mas, bpa=17.66 degrees ! Estimated noise=0.361658 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0305576 Jy ! Component: 100 - total flux cleaned = 0.0466455 Jy ! Component: 150 - total flux cleaned = 0.0569343 Jy ! Component: 200 - total flux cleaned = 0.0639932 Jy ! Total flux subtracted in 200 components = 0.0639932 Jy ! Clean residual min=-0.002562 max=0.004027 Jy/beam ! Clean residual mean=-0.000001 rms=0.000611 Jy/beam ! Combined flux in latest and established models = 0.0639933 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0639933 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9075 mas, bmaj=1.635 mas, bpa=16.22 degrees ! Estimated noise=0.180901 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 = 0.00705298 Jy ! Component: 100 - total flux cleaned = 0.0110462 Jy ! Component: 150 - total flux cleaned = 0.0133939 Jy ! Component: 200 - total flux cleaned = 0.015063 Jy ! Total flux subtracted in 200 components = 0.015063 Jy ! Clean residual min=-0.001097 max=0.001443 Jy/beam ! Clean residual mean=0.000000 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0790562 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 26 components and 0.0790562 Jy ! Inverting map ! Added new window around map position (-1, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127496 Jy ! Component: 100 - total flux cleaned = 0.00166131 Jy ! Component: 150 - total flux cleaned = 0.00204478 Jy ! Component: 200 - total flux cleaned = 0.00223519 Jy ! Total flux subtracted in 200 components = 0.00223519 Jy ! Clean residual min=-0.000859 max=0.000826 Jy/beam ! Clean residual mean=0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0812914 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 47 components and 0.0812914 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=2.015 mas, bmaj=2.302 mas, bpa=13 degrees ! Estimated noise=0.235296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000186286 Jy ! Component: 100 - total flux cleaned = 0.000207172 Jy ! Component: 150 - total flux cleaned = 0.000230625 Jy ! Component: 200 - total flux cleaned = 0.000249147 Jy ! Total flux subtracted in 200 components = 0.000249147 Jy ! Clean residual min=-0.000873 max=0.000808 Jy/beam ! Clean residual mean=0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0815405 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 = -1.99309e-05 Jy ! Component: 100 - total flux cleaned = -2.00131e-05 Jy ! Component: 150 - total flux cleaned = -1.94415e-05 Jy ! Component: 200 - total flux cleaned = 2.63945e-05 Jy ! Total flux subtracted in 200 components = 2.63945e-05 Jy ! Clean residual min=-0.000804 max=0.000720 Jy/beam ! Clean residual mean=0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0815669 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 89 components and 0.0815669 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9075 mas, bmaj=1.635 mas, bpa=16.22 degrees ! Estimated noise=0.180901 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.0459e-05 Jy ! Component: 100 - total flux cleaned = -0.000100345 Jy ! Component: 150 - total flux cleaned = -7.92534e-05 Jy ! Component: 200 - total flux cleaned = -3.75705e-05 Jy ! Total flux subtracted in 200 components = -3.75705e-05 Jy ! Clean residual min=-0.000814 max=0.000717 Jy/beam ! Clean residual mean=0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.0815294 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 108 components and 0.0815294 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=0.056945Jy sigma=1.173944 ! Fit after self-cal, rms=0.056932Jy sigma=1.173582 wmodel J0537+4441_X_map.mod ! Writing 108 model components to file: J0537+4441_X_map.mod wobs J0537+4441_X_uvs.fits ! Writing UV FITS file: J0537+4441_X_uvs.fits wwins J0537+4441_X_map.win ! wwins: Wrote 8 windows to J0537+4441_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 = -0.000348879 Jy ! Component: 100 - total flux cleaned = -0.000588995 Jy ! Component: 150 - total flux cleaned = -0.000767753 Jy ! Component: 200 - total flux cleaned = -0.000891018 Jy ! Component: 250 - total flux cleaned = -0.00102236 Jy ! Component: 300 - total flux cleaned = -0.00112718 Jy ! Component: 350 - total flux cleaned = -0.00121864 Jy ! Component: 400 - total flux cleaned = -0.00135342 Jy ! Component: 450 - total flux cleaned = -0.00145274 Jy ! Component: 500 - total flux cleaned = -0.00153985 Jy ! Component: 550 - total flux cleaned = -0.00165781 Jy ! Component: 600 - total flux cleaned = -0.00175282 Jy ! Component: 650 - total flux cleaned = -0.00184628 Jy ! Component: 700 - total flux cleaned = -0.00189758 Jy ! Component: 750 - total flux cleaned = -0.00200878 Jy ! Component: 800 - total flux cleaned = -0.00207836 Jy ! Component: 850 - total flux cleaned = -0.00211795 Jy ! Component: 900 - total flux cleaned = -0.00220579 Jy ! Component: 950 - total flux cleaned = -0.00225414 Jy ! Component: 1000 - total flux cleaned = -0.00233997 Jy ! Component: 1050 - total flux cleaned = -0.00238717 Jy ! Component: 1100 - total flux cleaned = -0.00241523 Jy ! Component: 1150 - total flux cleaned = -0.00245242 Jy ! Component: 1200 - total flux cleaned = -0.00250769 Jy ! Component: 1250 - total flux cleaned = -0.00251704 Jy ! Component: 1300 - total flux cleaned = -0.00258956 Jy ! Component: 1350 - total flux cleaned = -0.00265226 Jy ! Component: 1400 - total flux cleaned = -0.00267902 Jy ! Component: 1450 - total flux cleaned = -0.00271438 Jy ! Component: 1500 - total flux cleaned = -0.00277572 Jy ! Component: 1550 - total flux cleaned = -0.00279306 Jy ! Component: 1600 - total flux cleaned = -0.0028103 Jy ! Component: 1650 - total flux cleaned = -0.00286182 Jy ! Component: 1700 - total flux cleaned = -0.00289589 Jy ! Component: 1750 - total flux cleaned = -0.00292962 Jy ! Component: 1800 - total flux cleaned = -0.00297156 Jy ! Component: 1850 - total flux cleaned = -0.00300482 Jy ! Component: 1900 - total flux cleaned = -0.00299658 Jy ! Component: 1950 - total flux cleaned = -0.00304585 Jy ! Component: 2000 - total flux cleaned = -0.00307841 Jy ! Component: 2050 - total flux cleaned = -0.00307842 Jy ! Component: 2100 - total flux cleaned = -0.00314268 Jy ! Component: 2150 - total flux cleaned = -0.00314261 Jy ! Component: 2200 - total flux cleaned = -0.00311888 Jy ! Component: 2250 - total flux cleaned = -0.00316619 Jy ! Component: 2300 - total flux cleaned = -0.00314279 Jy ! Component: 2350 - total flux cleaned = -0.00316632 Jy ! Component: 2400 - total flux cleaned = -0.00320504 Jy ! Component: 2450 - total flux cleaned = -0.00322046 Jy ! Component: 2500 - total flux cleaned = -0.00322809 Jy ! Component: 2550 - total flux cleaned = -0.00325086 Jy ! Component: 2600 - total flux cleaned = -0.00325848 Jy ! Component: 2650 - total flux cleaned = -0.00326596 Jy ! Component: 2700 - total flux cleaned = -0.00331827 Jy ! Component: 2750 - total flux cleaned = -0.00331096 Jy ! Component: 2800 - total flux cleaned = -0.00335524 Jy ! Component: 2850 - total flux cleaned = -0.00337724 Jy ! Component: 2900 - total flux cleaned = -0.00336263 Jy ! Component: 2950 - total flux cleaned = -0.00339169 Jy ! Component: 3000 - total flux cleaned = -0.0034061 Jy ! Component: 3050 - total flux cleaned = -0.00340611 Jy ! Component: 3100 - total flux cleaned = -0.00345623 Jy ! Component: 3150 - total flux cleaned = -0.00344193 Jy ! Component: 3200 - total flux cleaned = -0.00347729 Jy ! Component: 3250 - total flux cleaned = -0.00350543 Jy ! Component: 3300 - total flux cleaned = -0.0035054 Jy ! Component: 3350 - total flux cleaned = -0.00350543 Jy ! Component: 3400 - total flux cleaned = -0.00352618 Jy ! Component: 3450 - total flux cleaned = -0.00356759 Jy ! Component: 3500 - total flux cleaned = -0.00358132 Jy ! Component: 3550 - total flux cleaned = -0.00355395 Jy ! Component: 3600 - total flux cleaned = -0.00358119 Jy ! Component: 3650 - total flux cleaned = -0.00356094 Jy ! Component: 3700 - total flux cleaned = -0.00359461 Jy ! Component: 3750 - total flux cleaned = -0.0036147 Jy ! Component: 3800 - total flux cleaned = -0.00366144 Jy ! Component: 3850 - total flux cleaned = -0.00366809 Jy ! Component: 3900 - total flux cleaned = -0.00366808 Jy ! Component: 3950 - total flux cleaned = -0.00370101 Jy ! Component: 4000 - total flux cleaned = -0.00372723 Jy ! Component: 4050 - total flux cleaned = -0.00375986 Jy ! Total flux subtracted in 4096 components = -0.00374031 Jy ! Clean residual min=-0.000383 max=0.000409 Jy/beam ! Clean residual mean=0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0777891 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 427 components and 0.0777891 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0537+4441_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9075 x 1.635 at 16.22 degrees (North through East) ! Clean map min=-0.0010192 max=0.038699 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0537+4441_X_map.fits wmodel /vlbi/uf001/uva//J0537+4441_X_map.mod ! Writing 427 model components to file: /vlbi/uf001/uva//J0537+4441_X_map.mod wobs /vlbi/uf001/uva//J0537+4441_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0537+4441_X_uvs.fits wwins /vlbi/uf001/uva//J0537+4441_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0537+4441_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0386991 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000112669 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.873421 0.873421 1.74684 3.49368 6.98737 13.9747 27.9495 55.8989 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.038 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 343.477 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0537+4441_X_dfm.log closed on Sun Jan 13 22:40:00 2019