! Started logfile: /vlbi/bp222/maps//J0801+4401_X_dfm.log on Thu Sep 27 10:55:23 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//J0801+4401_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0801+4401_X_uva.fits ! AN table 1: 46 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.960404 visibilities/baseline/integration-bin. ! Found source: J0801+4401 ! ! 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 14844 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 J0801+4401_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 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.032154Jy sigma=16.081248 ! Fit after self-cal, rms=0.677236Jy sigma=10.523604 ! 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=0.5687 mas, bmaj=2.083 mas, bpa=-28.32 degrees ! Estimated noise=0.752532 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 = 0.247495 Jy ! Component: 100 - total flux cleaned = 0.302457 Jy ! Total flux subtracted in 100 components = 0.302457 Jy ! Clean residual min=-0.008689 max=0.018785 Jy/beam ! Clean residual mean=0.000001 rms=0.001905 Jy/beam ! Combined flux in latest and established models = 0.302457 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.302457 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=0.065624Jy sigma=0.956740 ! Fit after self-cal, rms=0.065618Jy sigma=0.956567 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0210274 Jy ! Component: 100 - total flux cleaned = 0.0322818 Jy ! Total flux subtracted in 100 components = 0.0322818 Jy ! Clean residual min=-0.004344 max=0.005375 Jy/beam ! Clean residual mean=0.000000 rms=0.000889 Jy/beam ! Combined flux in latest and established models = 0.334738 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.334739 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=0.057628Jy sigma=0.820647 ! Fit after self-cal, rms=0.057572Jy sigma=0.819589 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00643428 Jy ! Component: 100 - total flux cleaned = 0.00986314 Jy ! Total flux subtracted in 100 components = 0.00986314 Jy ! Clean residual min=-0.003346 max=0.002977 Jy/beam ! Clean residual mean=0.000000 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.344602 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 0.344602 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=0.056805Jy sigma=0.806206 ! Fit after self-cal, rms=0.056799Jy sigma=0.806070 ! 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=0.7313 mas, bmaj=2.117 mas, bpa=-28.82 degrees ! Estimated noise=0.386122 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 = 0.00233581 Jy ! Component: 100 - total flux cleaned = 0.0033458 Jy ! Component: 150 - total flux cleaned = 0.00360608 Jy ! Component: 200 - total flux cleaned = 0.00382625 Jy ! Total flux subtracted in 200 components = 0.00382625 Jy ! Clean residual min=-0.002242 max=0.002518 Jy/beam ! Clean residual mean=0.000000 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.348428 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 23 components and 0.348428 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=0.056697Jy sigma=0.804173 ! Fit after self-cal, rms=0.056697Jy sigma=0.804137 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7313 x 2.117 at -28.82 degrees (North through East) ! Clean map min=-0.0019973 max=0.3248 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.99 KP 1.00 ! MK 1.00 NL 1.00 OV 1.01 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.01 KP 1.01 ! MK 1.00 NL 1.00 OV 1.00 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.00 KP 1.01 ! MK 0.99 NL 1.00 OV 1.00 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.98 KP 1.01 ! MK 1.01 NL 1.00 OV 1.00 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.01 KP 1.00 ! MK 1.00 NL 1.00 OV 1.01 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.00 KP 1.01 ! MK 1.00 NL 0.99 OV 1.01 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.00 KP 1.00 ! MK 1.00 NL 1.00 OV 0.99 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.00 KP 1.00 ! MK 0.99 NL 1.00 OV 1.00 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.00 KP 1.02 ! MK 0.98 NL 1.00 OV 0.98 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.98 KP 1.00 ! MK 0.99 NL 1.01 OV 0.99 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.00 KP 1.01 ! MK 1.02 NL 0.98 OV 1.00 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.01 KP 1.00 ! MK 1.02 NL 1.00 OV 0.99 SC 0.98 ! ! ! Fit before self-cal, rms=0.056697Jy sigma=0.804137 ! Fit after self-cal, rms=0.056196Jy sigma=0.799164 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7295 mas, bmaj=2.118 mas, bpa=-28.75 degrees ! Estimated noise=0.38528 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 = 0.00119485 Jy ! Component: 100 - total flux cleaned = 0.00158644 Jy ! Component: 150 - total flux cleaned = 0.00185552 Jy ! Component: 200 - total flux cleaned = 0.00190011 Jy ! Total flux subtracted in 200 components = 0.00190011 Jy ! Clean residual min=-0.001661 max=0.001855 Jy/beam ! Clean residual mean=0.000001 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.350328 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 35 components and 0.350328 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=0.056150Jy sigma=0.798545 ! Fit after self-cal, rms=0.056153Jy sigma=0.798511 ! 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=0.056153Jy sigma=0.798511 ! Fit after self-cal, rms=0.056133Jy sigma=0.798439 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7291 mas, bmaj=2.118 mas, bpa=-28.74 degrees ! Estimated noise=0.385367 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000678583 Jy ! Component: 100 - total flux cleaned = 0.000719453 Jy ! Component: 150 - total flux cleaned = 0.00070066 Jy ! Component: 200 - total flux cleaned = 0.000684559 Jy ! Total flux subtracted in 200 components = 0.000684559 Jy ! Clean residual min=-0.001629 max=0.001742 Jy/beam ! Clean residual mean=0.000001 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.351013 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 39 components and 0.351013 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=0.056119Jy sigma=0.798232 ! Fit after self-cal, rms=0.056119Jy sigma=0.798217 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 (2, -24.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000664427 Jy ! Component: 100 - total flux cleaned = 0.000462045 Jy ! Component: 150 - total flux cleaned = 0.000153965 Jy ! Component: 200 - total flux cleaned = -0.000113317 Jy ! Total flux subtracted in 200 components = -0.000113317 Jy ! Clean residual min=-0.001488 max=0.001500 Jy/beam ! Clean residual mean=0.000000 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.350899 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 59 components and 0.350899 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=0.056059Jy sigma=0.797271 ! Fit after self-cal, rms=0.056058Jy sigma=0.797254 ! 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=0.056058Jy sigma=0.797254 ! Fit after self-cal, rms=0.055994Jy sigma=0.794438 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7289 mas, bmaj=2.116 mas, bpa=-28.71 degrees ! Estimated noise=0.385535 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000208389 Jy ! Component: 100 - total flux cleaned = 0.000275903 Jy ! Component: 150 - total flux cleaned = 0.000352011 Jy ! Component: 200 - total flux cleaned = 0.00043689 Jy ! Total flux subtracted in 200 components = 0.00043689 Jy ! Clean residual min=-0.001277 max=0.001353 Jy/beam ! Clean residual mean=0.000000 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.351336 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 75 components and 0.351336 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=0.055980Jy sigma=0.794203 ! Fit after self-cal, rms=0.055983Jy sigma=0.794194 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 (8.8, -22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000600703 Jy ! Component: 100 - total flux cleaned = 0.000381116 Jy ! Component: 150 - total flux cleaned = 0.000307541 Jy ! Component: 200 - total flux cleaned = 0.000182836 Jy ! Total flux subtracted in 200 components = 0.000182836 Jy ! Clean residual min=-0.001192 max=0.001152 Jy/beam ! Clean residual mean=0.000000 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.351519 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 92 components and 0.351519 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=0.055947Jy sigma=0.793604 ! Fit after self-cal, rms=0.055945Jy sigma=0.793579 ! 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=0.055945Jy sigma=0.793579 ! Fit after self-cal, rms=0.055939Jy sigma=0.793531 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.743 mas, bmaj=2.276 mas, bpa=-31.02 degrees ! Estimated noise=0.510511 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.93538e-05 Jy ! Component: 100 - total flux cleaned = 2.94044e-05 Jy ! Component: 150 - total flux cleaned = 4.90378e-06 Jy ! Component: 200 - total flux cleaned = 1.576e-05 Jy ! Total flux subtracted in 200 components = 1.576e-05 Jy ! Clean residual min=-0.001279 max=0.001004 Jy/beam ! Clean residual mean=0.000000 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.351535 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 107 components and 0.351535 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=0.055933Jy sigma=0.793416 ! Fit after self-cal, rms=0.055931Jy sigma=0.793406 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 = 5.41172e-05 Jy ! Component: 100 - total flux cleaned = 2.35046e-05 Jy ! Component: 150 - total flux cleaned = 1.41712e-05 Jy ! Component: 200 - total flux cleaned = -1.73598e-06 Jy ! Total flux subtracted in 200 components = -1.73598e-06 Jy ! Clean residual min=-0.001268 max=0.000992 Jy/beam ! Clean residual mean=0.000000 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.351533 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 114 components and 0.351533 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=0.055929Jy sigma=0.793374 ! Fit after self-cal, rms=0.055929Jy sigma=0.793370 ! 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=0.7288 mas, bmaj=2.115 mas, bpa=-28.71 degrees ! Estimated noise=0.385736 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7288 x 2.115 at -28.71 degrees (North through East) ! Clean map min=-0.00094948 max=0.32467 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=0.5673 mas, bmaj=2.08 mas, bpa=-28.23 degrees ! Estimated noise=0.750162 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.246664 Jy ! Component: 100 - total flux cleaned = 0.30179 Jy ! Component: 150 - total flux cleaned = 0.323167 Jy ! Component: 200 - total flux cleaned = 0.334542 Jy ! Total flux subtracted in 200 components = 0.334542 Jy ! Clean residual min=-0.003666 max=0.005394 Jy/beam ! Clean residual mean=0.000000 rms=0.000793 Jy/beam ! Combined flux in latest and established models = 0.334542 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 6 model components to the UV plane model. ! The established model now contains 6 components and 0.334542 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7288 mas, bmaj=2.115 mas, bpa=-28.71 degrees ! Estimated noise=0.385736 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 = 0.00761952 Jy ! Component: 100 - total flux cleaned = 0.011169 Jy ! Component: 150 - total flux cleaned = 0.0131737 Jy ! Component: 200 - total flux cleaned = 0.0146251 Jy ! Total flux subtracted in 200 components = 0.0146251 Jy ! Clean residual min=-0.001831 max=0.001462 Jy/beam ! Clean residual mean=0.000000 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.349167 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 0.349167 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.743 mas, bmaj=2.276 mas, bpa=-31.02 degrees ! Estimated noise=0.510511 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145766 Jy ! Component: 100 - total flux cleaned = 0.00164968 Jy ! Component: 150 - total flux cleaned = 0.00171218 Jy ! Component: 200 - total flux cleaned = 0.00188465 Jy ! Total flux subtracted in 200 components = 0.00188465 Jy ! Clean residual min=-0.001315 max=0.001154 Jy/beam ! Clean residual mean=0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.351052 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 = 0.000101884 Jy ! Component: 100 - total flux cleaned = 3.81117e-05 Jy ! Component: 150 - total flux cleaned = -3.7703e-05 Jy ! Component: 200 - total flux cleaned = -0.000121127 Jy ! Total flux subtracted in 200 components = -0.000121127 Jy ! Clean residual min=-0.001277 max=0.001078 Jy/beam ! Clean residual mean=0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.350931 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 59 components and 0.350931 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7288 mas, bmaj=2.115 mas, bpa=-28.71 degrees ! Estimated noise=0.385736 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000533906 Jy ! Component: 100 - total flux cleaned = 0.000819563 Jy ! Component: 150 - total flux cleaned = 0.000647258 Jy ! Component: 200 - total flux cleaned = 0.000465203 Jy ! Total flux subtracted in 200 components = 0.000465203 Jy ! Clean residual min=-0.001237 max=0.001235 Jy/beam ! Clean residual mean=0.000000 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.351396 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 80 components and 0.351396 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=0.055966Jy sigma=0.793861 ! Fit after self-cal, rms=0.055964Jy sigma=0.793830 wmodel J0801+4401_X_map.mod ! Writing 80 model components to file: J0801+4401_X_map.mod wobs J0801+4401_X_uvs.fits ! Writing UV FITS file: J0801+4401_X_uvs.fits wwins J0801+4401_X_map.win ! wwins: Wrote 3 windows to J0801+4401_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 = 2.70909e-05 Jy ! Component: 100 - total flux cleaned = -9.91953e-05 Jy ! Component: 150 - total flux cleaned = -7.92602e-05 Jy ! Component: 200 - total flux cleaned = -0.000156498 Jy ! Component: 250 - total flux cleaned = -0.000212516 Jy ! Component: 300 - total flux cleaned = -0.000303009 Jy ! Component: 350 - total flux cleaned = -0.000355626 Jy ! Component: 400 - total flux cleaned = -0.000424887 Jy ! Component: 450 - total flux cleaned = -0.000593862 Jy ! Component: 500 - total flux cleaned = -0.00072583 Jy ! Component: 550 - total flux cleaned = -0.000823363 Jy ! Component: 600 - total flux cleaned = -0.000919126 Jy ! Component: 650 - total flux cleaned = -0.00104411 Jy ! Component: 700 - total flux cleaned = -0.00112085 Jy ! Component: 750 - total flux cleaned = -0.00124122 Jy ! Component: 800 - total flux cleaned = -0.00128539 Jy ! Component: 850 - total flux cleaned = -0.00127126 Jy ! Component: 900 - total flux cleaned = -0.00137239 Jy ! Component: 950 - total flux cleaned = -0.00135791 Jy ! Component: 1000 - total flux cleaned = -0.00131604 Jy ! Component: 1050 - total flux cleaned = -0.00135803 Jy ! Component: 1100 - total flux cleaned = -0.00141265 Jy ! Component: 1150 - total flux cleaned = -0.0014262 Jy ! Component: 1200 - total flux cleaned = -0.00142617 Jy ! Component: 1250 - total flux cleaned = -0.00147869 Jy ! Component: 1300 - total flux cleaned = -0.00145259 Jy ! Component: 1350 - total flux cleaned = -0.00147834 Jy ! Component: 1400 - total flux cleaned = -0.00147852 Jy ! Component: 1450 - total flux cleaned = -0.00149109 Jy ! Component: 1500 - total flux cleaned = -0.00154093 Jy ! Component: 1550 - total flux cleaned = -0.00154094 Jy ! Component: 1600 - total flux cleaned = -0.00158959 Jy ! Component: 1650 - total flux cleaned = -0.0015652 Jy ! Component: 1700 - total flux cleaned = -0.00154147 Jy ! Component: 1750 - total flux cleaned = -0.00160062 Jy ! Component: 1800 - total flux cleaned = -0.00163566 Jy ! Component: 1850 - total flux cleaned = -0.00161262 Jy ! Component: 1900 - total flux cleaned = -0.0016127 Jy ! Component: 1950 - total flux cleaned = -0.00165812 Jy ! Component: 2000 - total flux cleaned = -0.00168058 Jy ! Component: 2050 - total flux cleaned = -0.00165839 Jy ! Component: 2100 - total flux cleaned = -0.00168044 Jy ! Component: 2150 - total flux cleaned = -0.00165853 Jy ! Component: 2200 - total flux cleaned = -0.00165856 Jy ! Component: 2250 - total flux cleaned = -0.00168003 Jy ! Component: 2300 - total flux cleaned = -0.0016907 Jy ! Component: 2350 - total flux cleaned = -0.00164834 Jy ! Component: 2400 - total flux cleaned = -0.00170079 Jy ! Component: 2450 - total flux cleaned = -0.00170084 Jy ! Component: 2500 - total flux cleaned = -0.00175261 Jy ! Component: 2550 - total flux cleaned = -0.00174224 Jy ! Component: 2600 - total flux cleaned = -0.00176264 Jy ! Component: 2650 - total flux cleaned = -0.00181319 Jy ! Component: 2700 - total flux cleaned = -0.00184321 Jy ! Component: 2750 - total flux cleaned = -0.00187307 Jy ! Component: 2800 - total flux cleaned = -0.00187308 Jy ! Component: 2850 - total flux cleaned = -0.00191233 Jy ! Component: 2900 - total flux cleaned = -0.00193191 Jy ! Component: 2950 - total flux cleaned = -0.00192213 Jy ! Component: 3000 - total flux cleaned = -0.00193183 Jy ! Component: 3050 - total flux cleaned = -0.00192241 Jy ! Component: 3100 - total flux cleaned = -0.00196992 Jy ! Component: 3150 - total flux cleaned = -0.00197936 Jy ! Component: 3200 - total flux cleaned = -0.00203556 Jy ! Component: 3250 - total flux cleaned = -0.00200766 Jy ! Component: 3300 - total flux cleaned = -0.00205387 Jy ! Component: 3350 - total flux cleaned = -0.00204464 Jy ! Component: 3400 - total flux cleaned = -0.00207195 Jy ! Component: 3450 - total flux cleaned = -0.00204471 Jy ! Component: 3500 - total flux cleaned = -0.0020718 Jy ! Component: 3550 - total flux cleaned = -0.00205393 Jy ! Component: 3600 - total flux cleaned = -0.00207184 Jy ! Component: 3650 - total flux cleaned = -0.00206299 Jy ! Component: 3700 - total flux cleaned = -0.00210688 Jy ! Component: 3750 - total flux cleaned = -0.00211561 Jy ! Component: 3800 - total flux cleaned = -0.00210689 Jy ! Component: 3850 - total flux cleaned = -0.00215869 Jy ! Component: 3900 - total flux cleaned = -0.00212439 Jy ! Component: 3950 - total flux cleaned = -0.00214999 Jy ! Component: 4000 - total flux cleaned = -0.0021246 Jy ! Component: 4050 - total flux cleaned = -0.00215832 Jy ! Total flux subtracted in 4096 components = -0.00218349 Jy ! Clean residual min=-0.000475 max=0.000536 Jy/beam ! Clean residual mean=0.000000 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.349212 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 373 components and 0.349212 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0801+4401_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7288 x 2.115 at -28.71 degrees (North through East) ! Clean map min=-0.00092219 max=0.32464 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0801+4401_X_map.fits wmodel /vlbi/bp222/maps//J0801+4401_X_map.mod ! Writing 373 model components to file: /vlbi/bp222/maps//J0801+4401_X_map.mod wobs /vlbi/bp222/maps//J0801+4401_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0801+4401_X_uvs.fits wwins /vlbi/bp222/maps//J0801+4401_X_map.win ! wwins: Wrote 4 windows to /vlbi/bp222/maps//J0801+4401_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.32464 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000138612 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.128092 0.128092 0.256184 0.512367 1.02473 2.04947 4.09894 8.19788 16.3958 32.7915 65.583 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.324 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2342.07 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0801+4401_X_dfm.log closed on Thu Sep 27 10:55:27 2018