! Started logfile: /vlbi/uf001/uva//J1539+0534_X_dfm.log on Mon Jan 14 03:23:42 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//J1539+0534_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1539+0534_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.86821 visibilities/baseline/integration-bin. ! Found source: J1539+0534 ! ! 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 33756 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 J1539+0534_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005971Jy sigma=20.876107 ! Fit after self-cal, rms=0.931909Jy sigma=19.210125 ! 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=0.7569 mas, bmaj=1.874 mas, bpa=-7.428 degrees ! Estimated noise=0.349237 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 = 0.0512363 Jy ! Component: 100 - total flux cleaned = 0.0669306 Jy ! Total flux subtracted in 100 components = 0.0669306 Jy ! Clean residual min=-0.004179 max=0.006402 Jy/beam ! Clean residual mean=-0.000011 rms=0.000970 Jy/beam ! Combined flux in latest and established models = 0.0669306 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0669306 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=0.074446Jy sigma=1.335950 ! Fit after self-cal, rms=0.074129Jy sigma=1.330062 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00786115 Jy ! Component: 100 - total flux cleaned = 0.0125377 Jy ! Total flux subtracted in 100 components = 0.0125377 Jy ! Clean residual min=-0.003703 max=0.004432 Jy/beam ! Clean residual mean=-0.000006 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.0794683 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 21 components and 0.0794683 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=0.072953Jy sigma=1.286882 ! Fit after self-cal, rms=0.072984Jy sigma=1.286587 ! 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=0.9828 mas, bmaj=2.205 mas, bpa=-5.829 degrees ! Estimated noise=0.19295 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 (1.4, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00764586 Jy ! Component: 100 - total flux cleaned = 0.0127091 Jy ! Component: 150 - total flux cleaned = 0.016364 Jy ! Component: 200 - total flux cleaned = 0.0191011 Jy ! Total flux subtracted in 200 components = 0.0191011 Jy ! Clean residual min=-0.003905 max=0.003435 Jy/beam ! Clean residual mean=-0.000001 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.0985694 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 69 components and 0.0985694 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=0.072251Jy sigma=1.257066 ! Fit after self-cal, rms=0.072281Jy sigma=1.255819 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9828 x 2.205 at -5.829 degrees (North through East) ! Clean map min=-0.0038315 max=0.069901 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.96 HN 0.96 KP 1.13 ! LA 0.77 MK 1.12 NL 1.16 OV 1.01 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.04 HN 1.04 KP 1.13 ! LA 0.76 MK 1.11 NL 1.13 OV 0.96 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.04 HN 1.01 KP 1.13 ! LA 0.77 MK 1.11 NL 1.15 OV 0.98 ! PT 0.99 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.01 HN 1.01 KP 1.08 ! LA 0.79 MK 1.00 NL 1.16 OV 0.98 ! PT 0.96 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.04 HN 0.97 KP 1.10 ! LA 0.81 MK 1.05 NL 1.15 OV 0.96 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.05 HN 0.94 KP 1.13 ! LA 0.77 MK 1.07 NL 1.20 OV 0.98 ! PT 0.93 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.01 KP 1.14 ! LA 0.77 MK 1.05 NL 1.16 OV 0.98 ! PT 0.99 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.96 KP 1.17 ! LA 0.78 MK 1.00 NL 1.13 OV 0.98 ! PT 0.99 SC 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 HN 0.96 KP 1.12 ! LA 0.81 MK 1.05 NL 1.15 OV 0.95 ! PT 1.00 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 0.92 KP 1.09 ! LA 0.79 MK 1.01 NL 1.12 OV 1.03 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 1.04 KP 1.08 ! LA 0.75 MK 0.91 NL 1.16 OV 0.97 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.99 KP 1.05 ! LA 0.79 MK 0.96 NL 1.15 OV 0.99 ! PT 0.95 SC 1.03 ! ! ! Fit before self-cal, rms=0.072281Jy sigma=1.255819 ! Fit after self-cal, rms=0.072534Jy sigma=1.224176 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9902 mas, bmaj=2.238 mas, bpa=-5.384 degrees ! Estimated noise=0.191894 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 (6, 6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00188525 Jy ! Component: 100 - total flux cleaned = 0.00283947 Jy ! Component: 150 - total flux cleaned = 0.00322872 Jy ! Component: 200 - total flux cleaned = 0.00366426 Jy ! Total flux subtracted in 200 components = 0.00366426 Jy ! Clean residual min=-0.001184 max=0.001214 Jy/beam ! Clean residual mean=0.000002 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.102234 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 92 components and 0.102234 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=0.072470Jy sigma=1.222566 ! Fit after self-cal, rms=0.072807Jy sigma=1.220866 ! 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=0.072807Jy sigma=1.220866 ! Fit after self-cal, rms=0.075425Jy sigma=1.216247 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9975 mas, bmaj=2.251 mas, bpa=-5.635 degrees ! Estimated noise=0.192698 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000375571 Jy ! Component: 100 - total flux cleaned = 0.000405356 Jy ! Component: 150 - total flux cleaned = 0.000480808 Jy ! Component: 200 - total flux cleaned = 0.000550936 Jy ! Total flux subtracted in 200 components = 0.000550936 Jy ! Clean residual min=-0.001047 max=0.000947 Jy/beam ! Clean residual mean=0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.102785 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 112 components and 0.102785 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=0.075400Jy sigma=1.215844 ! Fit after self-cal, rms=0.075458Jy sigma=1.215688 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 = 0.000125613 Jy ! Component: 100 - total flux cleaned = 0.000190183 Jy ! Component: 150 - total flux cleaned = 0.000209754 Jy ! Component: 200 - total flux cleaned = 0.000228645 Jy ! Total flux subtracted in 200 components = 0.000228645 Jy ! Clean residual min=-0.001046 max=0.000949 Jy/beam ! Clean residual mean=0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.103013 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 117 components and 0.103013 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=0.075444Jy sigma=1.215498 ! Fit after self-cal, rms=0.075445Jy sigma=1.215483 ! 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=0.075445Jy sigma=1.215483 ! Fit after self-cal, rms=0.075886Jy sigma=1.215359 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9985 mas, bmaj=2.251 mas, bpa=-5.583 degrees ! Estimated noise=0.192647 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.49634e-05 Jy ! Component: 100 - total flux cleaned = 0.000108453 Jy ! Component: 150 - total flux cleaned = 0.000108595 Jy ! Component: 200 - total flux cleaned = 0.000140512 Jy ! Total flux subtracted in 200 components = 0.000140512 Jy ! Clean residual min=-0.001040 max=0.000963 Jy/beam ! Clean residual mean=0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.103154 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 124 components and 0.103154 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=0.075875Jy sigma=1.215218 ! Fit after self-cal, rms=0.075882Jy sigma=1.215200 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 = 3.19139e-05 Jy ! Component: 100 - total flux cleaned = 6.27526e-05 Jy ! Component: 150 - total flux cleaned = 9.20406e-05 Jy ! Component: 200 - total flux cleaned = 0.000119055 Jy ! Total flux subtracted in 200 components = 0.000119055 Jy ! Clean residual min=-0.001041 max=0.000955 Jy/beam ! Clean residual mean=0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.103273 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 126 components and 0.103273 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=0.075874Jy sigma=1.215111 ! Fit after self-cal, rms=0.075873Jy sigma=1.215103 ! 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=0.075873Jy sigma=1.215103 ! Fit after self-cal, rms=0.075963Jy sigma=1.215087 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.253 mas, bmaj=3.395 mas, bpa=-2.087 degrees ! Estimated noise=0.213003 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000214584 Jy ! Component: 100 - total flux cleaned = -0.000163054 Jy ! Component: 150 - total flux cleaned = -0.000151207 Jy ! Component: 200 - total flux cleaned = -0.000140952 Jy ! Total flux subtracted in 200 components = -0.000140952 Jy ! Clean residual min=-0.000920 max=0.000887 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.103132 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 139 components and 0.103132 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=0.075958Jy sigma=1.215047 ! Fit after self-cal, rms=0.075960Jy sigma=1.215031 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 = -1.0486e-05 Jy ! Component: 100 - total flux cleaned = 1.14151e-05 Jy ! Component: 150 - total flux cleaned = 2.5435e-06 Jy ! Component: 200 - total flux cleaned = -6.08768e-06 Jy ! Total flux subtracted in 200 components = -6.08768e-06 Jy ! Clean residual min=-0.000930 max=0.000875 Jy/beam ! Clean residual mean=0.000001 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.103126 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 149 components and 0.103126 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=0.075957Jy sigma=1.215006 ! Fit after self-cal, rms=0.075956Jy sigma=1.214995 ! 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=0.9984 mas, bmaj=2.251 mas, bpa=-5.538 degrees ! Estimated noise=0.192638 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9984 x 2.251 at -5.538 degrees (North through East) ! Clean map min=-0.00094224 max=0.069306 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=0.7654 mas, bmaj=1.897 mas, bpa=-7.175 degrees ! Estimated noise=0.353683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0516443 Jy ! Component: 100 - total flux cleaned = 0.0682288 Jy ! Component: 150 - total flux cleaned = 0.0759233 Jy ! Component: 200 - total flux cleaned = 0.0804632 Jy ! Total flux subtracted in 200 components = 0.0804632 Jy ! Clean residual min=-0.002238 max=0.002454 Jy/beam ! Clean residual mean=-0.000002 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.0804631 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.0804631 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9984 mas, bmaj=2.251 mas, bpa=-5.538 degrees ! Estimated noise=0.192638 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 = 0.00548943 Jy ! Component: 100 - total flux cleaned = 0.0089507 Jy ! Component: 150 - total flux cleaned = 0.0114252 Jy ! Component: 200 - total flux cleaned = 0.0133773 Jy ! Total flux subtracted in 200 components = 0.0133773 Jy ! Clean residual min=-0.001357 max=0.001270 Jy/beam ! Clean residual mean=0.000000 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0938405 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 71 components and 0.0938404 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=2.253 mas, bmaj=3.395 mas, bpa=-2.087 degrees ! Estimated noise=0.213003 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00231023 Jy ! Component: 100 - total flux cleaned = 0.00387141 Jy ! Component: 150 - total flux cleaned = 0.00500515 Jy ! Component: 200 - total flux cleaned = 0.00587721 Jy ! Total flux subtracted in 200 components = 0.00587721 Jy ! Clean residual min=-0.001108 max=0.000867 Jy/beam ! Clean residual mean=0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0997177 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 = 0.000698497 Jy ! Component: 100 - total flux cleaned = 0.00126579 Jy ! Component: 150 - total flux cleaned = 0.00172917 Jy ! Component: 200 - total flux cleaned = 0.00210839 Jy ! Total flux subtracted in 200 components = 0.00210839 Jy ! Clean residual min=-0.001005 max=0.000870 Jy/beam ! Clean residual mean=0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.101826 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 140 components and 0.101826 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9984 mas, bmaj=2.251 mas, bpa=-5.538 degrees ! Estimated noise=0.192638 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00020521 Jy ! Component: 100 - total flux cleaned = 0.000303828 Jy ! Component: 150 - total flux cleaned = 0.000368417 Jy ! Component: 200 - total flux cleaned = 0.000407496 Jy ! Total flux subtracted in 200 components = 0.000407496 Jy ! Clean residual min=-0.001033 max=0.000963 Jy/beam ! Clean residual mean=0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.102234 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 156 components and 0.102234 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=0.075967Jy sigma=1.215209 ! Fit after self-cal, rms=0.075909Jy sigma=1.215085 wmodel J1539+0534_X_map.mod ! Writing 156 model components to file: J1539+0534_X_map.mod wobs J1539+0534_X_uvs.fits ! Writing UV FITS file: J1539+0534_X_uvs.fits wwins J1539+0534_X_map.win ! wwins: Wrote 3 windows to J1539+0534_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 = -0.000173651 Jy ! Component: 100 - total flux cleaned = -0.000223886 Jy ! Component: 150 - total flux cleaned = -0.000239991 Jy ! Component: 200 - total flux cleaned = -0.000179229 Jy ! Component: 250 - total flux cleaned = -0.000150042 Jy ! Component: 300 - total flux cleaned = -6.38897e-05 Jy ! Component: 350 - total flux cleaned = -2.21039e-05 Jy ! Component: 400 - total flux cleaned = 5.25954e-06 Jy ! Component: 450 - total flux cleaned = -8.29147e-06 Jy ! Component: 500 - total flux cleaned = -3.48625e-05 Jy ! Component: 550 - total flux cleaned = -0.000113097 Jy ! Component: 600 - total flux cleaned = -0.000138859 Jy ! Component: 650 - total flux cleaned = -0.000202531 Jy ! Component: 700 - total flux cleaned = -0.000290209 Jy ! Component: 750 - total flux cleaned = -0.000302728 Jy ! Component: 800 - total flux cleaned = -0.000388274 Jy ! Component: 850 - total flux cleaned = -0.000424418 Jy ! Component: 900 - total flux cleaned = -0.000472247 Jy ! Component: 950 - total flux cleaned = -0.000554912 Jy ! Component: 1000 - total flux cleaned = -0.000531503 Jy ! Component: 1050 - total flux cleaned = -0.000543251 Jy ! Component: 1100 - total flux cleaned = -0.000577503 Jy ! Component: 1150 - total flux cleaned = -0.0005774 Jy ! Component: 1200 - total flux cleaned = -0.000611023 Jy ! Component: 1250 - total flux cleaned = -0.000588787 Jy ! Component: 1300 - total flux cleaned = -0.000599846 Jy ! Component: 1350 - total flux cleaned = -0.000632581 Jy ! Component: 1400 - total flux cleaned = -0.000621838 Jy ! Component: 1450 - total flux cleaned = -0.000611281 Jy ! Component: 1500 - total flux cleaned = -0.000643216 Jy ! Component: 1550 - total flux cleaned = -0.000643215 Jy ! Component: 1600 - total flux cleaned = -0.000653599 Jy ! Component: 1650 - total flux cleaned = -0.000653639 Jy ! Component: 1700 - total flux cleaned = -0.000674232 Jy ! Component: 1750 - total flux cleaned = -0.000643603 Jy ! Component: 1800 - total flux cleaned = -0.000684386 Jy ! Component: 1850 - total flux cleaned = -0.000664136 Jy ! Component: 1900 - total flux cleaned = -0.000664174 Jy ! Component: 1950 - total flux cleaned = -0.000674104 Jy ! Component: 2000 - total flux cleaned = -0.000693922 Jy ! Component: 2050 - total flux cleaned = -0.000723325 Jy ! Component: 2100 - total flux cleaned = -0.000693965 Jy ! Component: 2150 - total flux cleaned = -0.000684278 Jy ! Component: 2200 - total flux cleaned = -0.000722832 Jy ! Component: 2250 - total flux cleaned = -0.000722853 Jy ! Component: 2300 - total flux cleaned = -0.00070389 Jy ! Component: 2350 - total flux cleaned = -0.000703907 Jy ! Component: 2400 - total flux cleaned = -0.000722697 Jy ! Component: 2450 - total flux cleaned = -0.000713349 Jy ! Component: 2500 - total flux cleaned = -0.000713331 Jy ! Component: 2550 - total flux cleaned = -0.000713304 Jy ! Component: 2600 - total flux cleaned = -0.000713196 Jy ! Component: 2650 - total flux cleaned = -0.000731449 Jy ! Component: 2700 - total flux cleaned = -0.000722408 Jy ! Component: 2750 - total flux cleaned = -0.000749567 Jy ! Component: 2800 - total flux cleaned = -0.000749596 Jy ! Component: 2850 - total flux cleaned = -0.000713974 Jy ! Component: 2900 - total flux cleaned = -0.000749536 Jy ! Component: 2950 - total flux cleaned = -0.000714284 Jy ! Component: 3000 - total flux cleaned = -0.000731877 Jy ! Component: 3050 - total flux cleaned = -0.00075807 Jy ! Component: 3100 - total flux cleaned = -0.000731995 Jy ! Component: 3150 - total flux cleaned = -0.000723313 Jy ! Component: 3200 - total flux cleaned = -0.000731896 Jy ! Component: 3250 - total flux cleaned = -0.000731762 Jy ! Component: 3300 - total flux cleaned = -0.000740238 Jy ! Component: 3350 - total flux cleaned = -0.000706302 Jy ! Component: 3400 - total flux cleaned = -0.000697838 Jy ! Component: 3450 - total flux cleaned = -0.000722948 Jy ! Component: 3500 - total flux cleaned = -0.000706165 Jy ! Component: 3550 - total flux cleaned = -0.000714439 Jy ! Component: 3600 - total flux cleaned = -0.000664827 Jy ! Component: 3650 - total flux cleaned = -0.000656586 Jy ! Component: 3700 - total flux cleaned = -0.000664803 Jy ! Component: 3750 - total flux cleaned = -0.000624178 Jy ! Component: 3800 - total flux cleaned = -0.000664696 Jy ! Component: 3850 - total flux cleaned = -0.000624369 Jy ! Component: 3900 - total flux cleaned = -0.000624328 Jy ! Component: 3950 - total flux cleaned = -0.000600369 Jy ! Component: 4000 - total flux cleaned = -0.000608325 Jy ! Component: 4050 - total flux cleaned = -0.000592482 Jy ! Total flux subtracted in 4096 components = -0.000576756 Jy ! Clean residual min=-0.000411 max=0.000393 Jy/beam ! Clean residual mean=0.000000 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.101657 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 441 components and 0.101657 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1539+0534_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9984 x 2.251 at -5.538 degrees (North through East) ! Clean map min=-0.00097998 max=0.070044 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1539+0534_X_map.fits wmodel /vlbi/uf001/uva//J1539+0534_X_map.mod ! Writing 441 model components to file: /vlbi/uf001/uva//J1539+0534_X_map.mod wobs /vlbi/uf001/uva//J1539+0534_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1539+0534_X_uvs.fits wwins /vlbi/uf001/uva//J1539+0534_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1539+0534_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0700436 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000134431 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.575776 0.575776 1.15155 2.3031 4.60621 9.21242 18.4248 36.8497 73.6993 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.07 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 521.035 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1539+0534_X_dfm.log closed on Mon Jan 14 03:23:48 2019