! Started logfile: /vlbi/uf001/uva//J0444+1042_X_dfm.log on Sun Jan 13 22:18:10 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//J0444+1042_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0444+1042_X_uva.fits ! AN table 1: 79 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.635373 visibilities/baseline/integration-bin. ! Found source: J0444+1042 ! ! 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 121 lines of history. ! ! Reading 21684 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 J0444+1042_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 207 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 207 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 207 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 207 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 207 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 207 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 207 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 207 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 207 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 207 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 207 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 207 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.018083Jy sigma=20.830581 ! Fit after self-cal, rms=0.812052Jy sigma=16.521381 ! 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=0.6585 mas, bmaj=1.693 mas, bpa=-0.9773 degrees ! Estimated noise=0.413947 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 = 0.149986 Jy ! Component: 100 - total flux cleaned = 0.182693 Jy ! Total flux subtracted in 100 components = 0.182693 Jy ! Clean residual min=-0.005331 max=0.009922 Jy/beam ! Clean residual mean=0.000002 rms=0.001372 Jy/beam ! Combined flux in latest and established models = 0.182693 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.182693 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=0.073685Jy sigma=1.364468 ! Fit after self-cal, rms=0.073639Jy sigma=1.364007 ! Inverting map ! Added new window around map position (-1.4, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110922 Jy ! Component: 100 - total flux cleaned = 0.0176905 Jy ! Total flux subtracted in 100 components = 0.0176905 Jy ! Clean residual min=-0.005064 max=0.006227 Jy/beam ! Clean residual mean=0.000002 rms=0.001112 Jy/beam ! Combined flux in latest and established models = 0.200383 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.200383 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=0.071974Jy sigma=1.320782 ! Fit after self-cal, rms=0.071926Jy sigma=1.319700 ! 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=0.8192 mas, bmaj=1.955 mas, bpa=-0.6844 degrees ! Estimated noise=0.252515 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 = 0.00565275 Jy ! Component: 100 - total flux cleaned = 0.00851498 Jy ! Component: 150 - total flux cleaned = 0.0101219 Jy ! Component: 200 - total flux cleaned = 0.0101793 Jy ! Total flux subtracted in 200 components = 0.0101793 Jy ! Clean residual min=-0.006071 max=0.006290 Jy/beam ! Clean residual mean=0.000005 rms=0.001437 Jy/beam ! Combined flux in latest and established models = 0.210562 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 23 components and 0.210562 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=0.071494Jy sigma=1.309779 ! Fit after self-cal, rms=0.071460Jy sigma=1.308792 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8192 x 1.955 at -0.6844 degrees (North through East) ! Clean map min=-0.0057438 max=0.19116 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.94 LA 0.93 ! MK 0.99 NL 1.11 OV 0.94 PT 1.05 ! SC 0.98 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.96 LA 0.96 ! MK 1.00 NL 1.12 OV 0.91 PT 1.07 ! SC 0.97 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.95 LA 0.93 ! MK 0.98 NL 1.11 OV 0.92 PT 1.04 ! SC 1.01 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.96 LA 0.92 ! MK 0.98 NL 1.12 OV 0.93 PT 1.05 ! SC 1.00 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.95 LA 0.93 ! MK 0.97 NL 1.12 OV 0.93 PT 1.03 ! SC 0.99 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.95 LA 0.93 ! MK 0.95 NL 1.14 OV 0.94 PT 1.05 ! SC 0.99 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.97 LA 0.93 ! MK 0.96 NL 1.11 OV 0.93 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.96 LA 0.91 ! MK 1.00 NL 1.13 OV 0.93 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.96 LA 0.96 ! MK 0.98 NL 1.13 OV 0.93 PT 1.02 ! SC 0.99 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.99 LA 0.94 ! MK 0.99 NL 1.11 OV 0.93 PT 1.04 ! SC 0.96 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 0.96 LA 0.95 ! MK 1.00 NL 1.13 OV 0.95 PT 1.04 ! SC 0.96 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.93 LA 0.94 ! MK 1.00 NL 1.12 OV 0.96 PT 1.03 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.071460Jy sigma=1.308792 ! Fit after self-cal, rms=0.069527Jy sigma=1.266248 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8139 mas, bmaj=1.962 mas, bpa=-0.6796 degrees ! Estimated noise=0.250773 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 = 0.000274464 Jy ! Component: 100 - total flux cleaned = 0.000476356 Jy ! Component: 150 - total flux cleaned = 0.000516587 Jy ! Component: 200 - total flux cleaned = 0.000514728 Jy ! Total flux subtracted in 200 components = 0.000514728 Jy ! Clean residual min=-0.003681 max=0.004676 Jy/beam ! Clean residual mean=0.000005 rms=0.001023 Jy/beam ! Combined flux in latest and established models = 0.211077 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 35 components and 0.211077 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=0.069451Jy sigma=1.265053 ! Fit after self-cal, rms=0.069530Jy sigma=1.264553 ! 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=0.069530Jy sigma=1.264553 ! Fit after self-cal, rms=0.069979Jy sigma=1.244668 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8133 mas, bmaj=1.96 mas, bpa=-0.7022 degrees ! Estimated noise=0.25088 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000860356 Jy ! Component: 100 - total flux cleaned = 0.000896484 Jy ! Component: 150 - total flux cleaned = 0.000812858 Jy ! Component: 200 - total flux cleaned = 0.000788347 Jy ! Total flux subtracted in 200 components = 0.000788347 Jy ! Clean residual min=-0.002274 max=0.004577 Jy/beam ! Clean residual mean=0.000005 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.211865 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 40 components and 0.211865 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=0.069936Jy sigma=1.244007 ! Fit after self-cal, rms=0.069998Jy sigma=1.243757 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 (-0.8, 6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00452685 Jy ! Component: 100 - total flux cleaned = 0.00725253 Jy ! Component: 150 - total flux cleaned = 0.0091576 Jy ! Component: 200 - total flux cleaned = 0.0106104 Jy ! Total flux subtracted in 200 components = 0.0106104 Jy ! Clean residual min=-0.001921 max=0.002554 Jy/beam ! Clean residual mean=0.000001 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.222476 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 67 components and 0.222476 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=0.069652Jy sigma=1.236225 ! Fit after self-cal, rms=0.069636Jy sigma=1.235642 ! Inverting map ! Added new window around map position (-2.8, 6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00274171 Jy ! Component: 100 - total flux cleaned = 0.00445814 Jy ! Component: 150 - total flux cleaned = 0.00582839 Jy ! Component: 200 - total flux cleaned = 0.00701604 Jy ! Total flux subtracted in 200 components = 0.00701604 Jy ! Clean residual min=-0.001800 max=0.001727 Jy/beam ! Clean residual mean=-0.000000 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.229492 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 87 components and 0.229492 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=0.069493Jy sigma=1.232574 ! Fit after self-cal, rms=0.069476Jy sigma=1.232402 ! 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=0.069476Jy sigma=1.232402 ! Fit after self-cal, rms=0.069504Jy sigma=1.231524 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8136 mas, bmaj=1.962 mas, bpa=-0.6687 degrees ! Estimated noise=0.250269 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139909 Jy ! Component: 100 - total flux cleaned = 0.00246084 Jy ! Component: 150 - total flux cleaned = 0.0033427 Jy ! Component: 200 - total flux cleaned = 0.00389787 Jy ! Total flux subtracted in 200 components = 0.00389787 Jy ! Clean residual min=-0.001489 max=0.001520 Jy/beam ! Clean residual mean=0.000000 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.23339 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 100 components and 0.23339 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=0.069455Jy sigma=1.230538 ! Fit after self-cal, rms=0.069455Jy sigma=1.230498 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 = 0.000625169 Jy ! Component: 100 - total flux cleaned = 0.00103491 Jy ! Component: 150 - total flux cleaned = 0.00141371 Jy ! Component: 200 - total flux cleaned = 0.00176472 Jy ! Total flux subtracted in 200 components = 0.00176472 Jy ! Clean residual min=-0.001387 max=0.001465 Jy/beam ! Clean residual mean=-0.000000 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.235154 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 108 components and 0.235155 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=0.069433Jy sigma=1.230082 ! Fit after self-cal, rms=0.069431Jy sigma=1.230066 ! 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=0.069431Jy sigma=1.230066 ! Fit after self-cal, rms=0.069490Jy sigma=1.230008 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.99 mas, bmaj=3.033 mas, bpa=-3.261 degrees ! Estimated noise=0.330905 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123085 Jy ! Component: 100 - total flux cleaned = 0.00213833 Jy ! Component: 150 - total flux cleaned = 0.00287737 Jy ! Component: 200 - total flux cleaned = 0.00348668 Jy ! Total flux subtracted in 200 components = 0.00348668 Jy ! Clean residual min=-0.001810 max=0.001676 Jy/beam ! Clean residual mean=-0.000001 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.238641 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 140 components and 0.238641 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=0.069480Jy sigma=1.229815 ! Fit after self-cal, rms=0.069478Jy sigma=1.229783 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 = 0.000649082 Jy ! Component: 100 - total flux cleaned = 0.00109492 Jy ! Component: 150 - total flux cleaned = 0.00140447 Jy ! Component: 200 - total flux cleaned = 0.00158567 Jy ! Total flux subtracted in 200 components = 0.00158567 Jy ! Clean residual min=-0.001697 max=0.001700 Jy/beam ! Clean residual mean=-0.000001 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.240227 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 150 components and 0.240227 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=0.069477Jy sigma=1.229804 ! Fit after self-cal, rms=0.069476Jy sigma=1.229787 ! 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=0.8136 mas, bmaj=1.962 mas, bpa=-0.6525 degrees ! Estimated noise=0.250342 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8136 x 1.962 at -0.6525 degrees (North through East) ! Clean map min=-0.001378 max=0.19001 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=0.6559 mas, bmaj=1.702 mas, bpa=-0.9028 degrees ! Estimated noise=0.406284 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.147154 Jy ! Component: 100 - total flux cleaned = 0.179544 Jy ! Component: 150 - total flux cleaned = 0.19139 Jy ! Component: 200 - total flux cleaned = 0.198543 Jy ! Total flux subtracted in 200 components = 0.198543 Jy ! Clean residual min=-0.003047 max=0.004645 Jy/beam ! Clean residual mean=0.000003 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.198543 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.198543 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8136 mas, bmaj=1.962 mas, bpa=-0.6525 degrees ! Estimated noise=0.250342 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) ! Added new window around map position (-0.6, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00682522 Jy ! Component: 100 - total flux cleaned = 0.0117763 Jy ! Component: 150 - total flux cleaned = 0.0156738 Jy ! Component: 200 - total flux cleaned = 0.0189057 Jy ! Total flux subtracted in 200 components = 0.0189057 Jy ! Clean residual min=-0.002518 max=0.002360 Jy/beam ! Clean residual mean=0.000003 rms=0.000609 Jy/beam ! Combined flux in latest and established models = 0.217448 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 42 components and 0.217448 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=1.99 mas, bmaj=3.033 mas, bpa=-3.261 degrees ! Estimated noise=0.330905 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0050466 Jy ! Component: 100 - total flux cleaned = 0.00848989 Jy ! Component: 150 - total flux cleaned = 0.0111231 Jy ! Component: 200 - total flux cleaned = 0.0132357 Jy ! Total flux subtracted in 200 components = 0.0132357 Jy ! Clean residual min=-0.002387 max=0.002260 Jy/beam ! Clean residual mean=0.000001 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.230684 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 = 0.00173531 Jy ! Component: 100 - total flux cleaned = 0.00318257 Jy ! Component: 150 - total flux cleaned = 0.00440242 Jy ! Component: 200 - total flux cleaned = 0.00543981 Jy ! Total flux subtracted in 200 components = 0.00543981 Jy ! Clean residual min=-0.002004 max=0.001710 Jy/beam ! Clean residual mean=-0.000000 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.236124 Jy ! Adding 99 model components to the UV plane model. ! The established model now contains 128 components and 0.236124 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8136 mas, bmaj=1.962 mas, bpa=-0.6525 degrees ! Estimated noise=0.250342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102087 Jy ! Component: 100 - total flux cleaned = 0.00185026 Jy ! Component: 150 - total flux cleaned = 0.00216677 Jy ! Component: 200 - total flux cleaned = 0.00237666 Jy ! Total flux subtracted in 200 components = 0.00237666 Jy ! Clean residual min=-0.001433 max=0.001527 Jy/beam ! Clean residual mean=-0.000000 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.2385 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 151 components and 0.238501 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=0.069474Jy sigma=1.229971 ! Fit after self-cal, rms=0.069467Jy sigma=1.229637 wmodel J0444+1042_X_map.mod ! Writing 151 model components to file: J0444+1042_X_map.mod wobs J0444+1042_X_uvs.fits ! Writing UV FITS file: J0444+1042_X_uvs.fits wwins J0444+1042_X_map.win ! wwins: Wrote 5 windows to J0444+1042_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 = 0.000240183 Jy ! Component: 100 - total flux cleaned = 0.000556691 Jy ! Component: 150 - total flux cleaned = 0.000878424 Jy ! Component: 200 - total flux cleaned = 0.00111789 Jy ! Component: 250 - total flux cleaned = 0.0013484 Jy ! Component: 300 - total flux cleaned = 0.00153081 Jy ! Component: 350 - total flux cleaned = 0.00168863 Jy ! Component: 400 - total flux cleaned = 0.00182288 Jy ! Component: 450 - total flux cleaned = 0.00191636 Jy ! Component: 500 - total flux cleaned = 0.00193466 Jy ! Component: 550 - total flux cleaned = 0.00198886 Jy ! Component: 600 - total flux cleaned = 0.0020941 Jy ! Component: 650 - total flux cleaned = 0.00216283 Jy ! Component: 700 - total flux cleaned = 0.00223011 Jy ! Component: 750 - total flux cleaned = 0.00231283 Jy ! Component: 800 - total flux cleaned = 0.00236153 Jy ! Component: 850 - total flux cleaned = 0.00242535 Jy ! Component: 900 - total flux cleaned = 0.00245658 Jy ! Component: 950 - total flux cleaned = 0.00245668 Jy ! Component: 1000 - total flux cleaned = 0.00248748 Jy ! Component: 1050 - total flux cleaned = 0.00251757 Jy ! Component: 1100 - total flux cleaned = 0.00256178 Jy ! Component: 1150 - total flux cleaned = 0.00254728 Jy ! Component: 1200 - total flux cleaned = 0.00257591 Jy ! Component: 1250 - total flux cleaned = 0.00259035 Jy ! Component: 1300 - total flux cleaned = 0.00256276 Jy ! Component: 1350 - total flux cleaned = 0.00261799 Jy ! Component: 1400 - total flux cleaned = 0.00263143 Jy ! Component: 1450 - total flux cleaned = 0.00261782 Jy ! Component: 1500 - total flux cleaned = 0.00261766 Jy ! Component: 1550 - total flux cleaned = 0.00255225 Jy ! Component: 1600 - total flux cleaned = 0.00255246 Jy ! Component: 1650 - total flux cleaned = 0.00255255 Jy ! Component: 1700 - total flux cleaned = 0.00261572 Jy ! Component: 1750 - total flux cleaned = 0.00259049 Jy ! Component: 1800 - total flux cleaned = 0.00257789 Jy ! Component: 1850 - total flux cleaned = 0.00255341 Jy ! Component: 1900 - total flux cleaned = 0.00258977 Jy ! Component: 1950 - total flux cleaned = 0.00256584 Jy ! Component: 2000 - total flux cleaned = 0.00256603 Jy ! Component: 2050 - total flux cleaned = 0.00260152 Jy ! Component: 2100 - total flux cleaned = 0.00261286 Jy ! Component: 2150 - total flux cleaned = 0.00257835 Jy ! Component: 2200 - total flux cleaned = 0.00258994 Jy ! Component: 2250 - total flux cleaned = 0.00258987 Jy ! Component: 2300 - total flux cleaned = 0.00263478 Jy ! Component: 2350 - total flux cleaned = 0.00264579 Jy ! Component: 2400 - total flux cleaned = 0.00264576 Jy ! Component: 2450 - total flux cleaned = 0.00264564 Jy ! Component: 2500 - total flux cleaned = 0.00266725 Jy ! Component: 2550 - total flux cleaned = 0.0026459 Jy ! Component: 2600 - total flux cleaned = 0.00265652 Jy ! Component: 2650 - total flux cleaned = 0.00263543 Jy ! Component: 2700 - total flux cleaned = 0.00260405 Jy ! Component: 2750 - total flux cleaned = 0.0026144 Jy ! Component: 2800 - total flux cleaned = 0.00258352 Jy ! Component: 2850 - total flux cleaned = 0.00256311 Jy ! Component: 2900 - total flux cleaned = 0.00254294 Jy ! Component: 2950 - total flux cleaned = 0.00252292 Jy ! Component: 3000 - total flux cleaned = 0.00250303 Jy ! Component: 3050 - total flux cleaned = 0.00247341 Jy ! Component: 3100 - total flux cleaned = 0.00245378 Jy ! Component: 3150 - total flux cleaned = 0.002444 Jy ! Component: 3200 - total flux cleaned = 0.00237639 Jy ! Component: 3250 - total flux cleaned = 0.00237622 Jy ! Component: 3300 - total flux cleaned = 0.00232878 Jy ! Component: 3350 - total flux cleaned = 0.00227201 Jy ! Component: 3400 - total flux cleaned = 0.00221588 Jy ! Component: 3450 - total flux cleaned = 0.00220658 Jy ! Component: 3500 - total flux cleaned = 0.00216046 Jy ! Component: 3550 - total flux cleaned = 0.00211467 Jy ! Component: 3600 - total flux cleaned = 0.00206001 Jy ! Component: 3650 - total flux cleaned = 0.00201486 Jy ! Component: 3700 - total flux cleaned = 0.00199696 Jy ! Component: 3750 - total flux cleaned = 0.00196127 Jy ! Component: 3800 - total flux cleaned = 0.00193462 Jy ! Component: 3850 - total flux cleaned = 0.00189066 Jy ! Component: 3900 - total flux cleaned = 0.00184698 Jy ! Component: 3950 - total flux cleaned = 0.00182963 Jy ! Component: 4000 - total flux cleaned = 0.00182104 Jy ! Component: 4050 - total flux cleaned = 0.00176108 Jy ! Total flux subtracted in 4096 components = 0.00176109 Jy ! Clean residual min=-0.000536 max=0.000490 Jy/beam ! Clean residual mean=-0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.240262 Jy keep ! Adding 339 model components to the UV plane model. ! The established model now contains 490 components and 0.240262 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0444+1042_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8136 x 1.962 at -0.6525 degrees (North through East) ! Clean map min=-0.00074458 max=0.18834 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0444+1042_X_map.fits wmodel /vlbi/uf001/uva//J0444+1042_X_map.mod ! Writing 490 model components to file: /vlbi/uf001/uva//J0444+1042_X_map.mod wobs /vlbi/uf001/uva//J0444+1042_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0444+1042_X_uvs.fits wwins /vlbi/uf001/uva//J0444+1042_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0444+1042_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.188344 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000148019 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.235768 0.235768 0.471537 0.943073 1.88615 3.77229 7.54458 15.0892 30.1783 60.3567 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.188 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1272.44 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0444+1042_X_dfm.log closed on Sun Jan 13 22:18:16 2019