! Started logfile: /vlbi/uf001/uva//J1947+1248_X_dfm.log on Mon Jan 14 05:14:24 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//J1947+1248_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1947+1248_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.912654 visibilities/baseline/integration-bin. ! Found source: J1947+1248 ! ! 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 35484 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 J1947+1248_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 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011483Jy sigma=22.774827 ! Fit after self-cal, rms=0.840723Jy sigma=19.137876 ! 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=0.6629 mas, bmaj=1.643 mas, bpa=-2.993 degrees ! Estimated noise=0.293284 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 = 0.116084 Jy ! Component: 100 - total flux cleaned = 0.145824 Jy ! Total flux subtracted in 100 components = 0.145824 Jy ! Clean residual min=-0.005941 max=0.012480 Jy/beam ! Clean residual mean=-0.000006 rms=0.001274 Jy/beam ! Combined flux in latest and established models = 0.145824 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.145824 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=0.073328Jy sigma=1.376442 ! Fit after self-cal, rms=0.073310Jy sigma=1.375882 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131244 Jy ! Component: 100 - total flux cleaned = 0.0195485 Jy ! Total flux subtracted in 100 components = 0.0195485 Jy ! Clean residual min=-0.005057 max=0.010293 Jy/beam ! Clean residual mean=-0.000005 rms=0.001111 Jy/beam ! Combined flux in latest and established models = 0.165372 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.165372 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=0.069375Jy sigma=1.315510 ! Fit after self-cal, rms=0.069367Jy sigma=1.315204 ! Inverting map ! Added new window around map position (-2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00924005 Jy ! Component: 100 - total flux cleaned = 0.014256 Jy ! Total flux subtracted in 100 components = 0.014256 Jy ! Clean residual min=-0.004539 max=0.006730 Jy/beam ! Clean residual mean=-0.000004 rms=0.000967 Jy/beam ! Combined flux in latest and established models = 0.179628 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 23 components and 0.179628 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=0.067450Jy sigma=1.272438 ! Fit after self-cal, rms=0.067293Jy sigma=1.268811 ! Inverting map ! Added new window around map position (-3, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00571 Jy ! Component: 100 - total flux cleaned = 0.0092669 Jy ! Total flux subtracted in 100 components = 0.0092669 Jy ! Clean residual min=-0.004148 max=0.005467 Jy/beam ! Clean residual mean=-0.000003 rms=0.000889 Jy/beam ! Combined flux in latest and established models = 0.188895 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 31 components and 0.188895 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=0.066551Jy sigma=1.256261 ! Fit after self-cal, rms=0.066491Jy sigma=1.255062 ! 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=0.85 mas, bmaj=1.915 mas, bpa=-3.35 degrees ! Estimated noise=0.169815 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 = 0.00414005 Jy ! Component: 100 - total flux cleaned = 0.00700525 Jy ! Component: 150 - total flux cleaned = 0.00907705 Jy ! Component: 200 - total flux cleaned = 0.0101791 Jy ! Total flux subtracted in 200 components = 0.0101791 Jy ! Clean residual min=-0.003896 max=0.005230 Jy/beam ! Clean residual mean=-0.000002 rms=0.001007 Jy/beam ! Combined flux in latest and established models = 0.199074 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 45 components and 0.199074 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=0.065921Jy sigma=1.249508 ! Fit after self-cal, rms=0.065891Jy sigma=1.249014 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.85 x 1.915 at -3.35 degrees (North through East) ! Clean map min=-0.0036668 max=0.15359 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.98 KP 0.98 ! LA 1.01 MK 1.02 NL 1.11 OV 0.91 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.97 KP 0.95 ! LA 1.02 MK 1.04 NL 1.09 OV 0.95 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 0.98 KP 0.96 ! LA 1.03 MK 1.02 NL 1.12 OV 0.92 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.96 KP 1.00 ! LA 1.01 MK 1.05 NL 1.08 OV 0.93 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.97 KP 0.95 ! LA 0.99 MK 1.03 NL 1.14 OV 0.94 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.95 KP 0.97 ! LA 1.01 MK 1.02 NL 1.10 OV 0.93 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.98 KP 0.95 ! LA 0.99 MK 1.01 NL 1.09 OV 0.92 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.98 KP 0.94 ! LA 1.00 MK 1.04 NL 1.12 OV 0.94 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 1.00 KP 0.96 ! LA 1.01 MK 1.00 NL 1.10 OV 0.94 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.05 HN 0.96 KP 0.96 ! LA 1.02 MK 1.01 NL 1.08 OV 0.92 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.97 KP 0.98 ! LA 1.02 MK 1.02 NL 1.11 OV 0.93 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.96 KP 0.94 ! LA 0.99 MK 1.04 NL 1.11 OV 0.94 ! PT 0.98 SC 0.99 ! ! ! Fit before self-cal, rms=0.065891Jy sigma=1.249014 ! Fit after self-cal, rms=0.063764Jy sigma=1.221030 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8485 mas, bmaj=1.925 mas, bpa=-2.97 degrees ! Estimated noise=0.172022 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 = 0.000533431 Jy ! Component: 100 - total flux cleaned = 0.000740028 Jy ! Component: 150 - total flux cleaned = 0.000841273 Jy ! Component: 200 - total flux cleaned = 0.000800122 Jy ! Total flux subtracted in 200 components = 0.000800122 Jy ! Clean residual min=-0.003277 max=0.002897 Jy/beam ! Clean residual mean=-0.000000 rms=0.000845 Jy/beam ! Combined flux in latest and established models = 0.199875 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 58 components and 0.199875 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=0.063561Jy sigma=1.219329 ! Fit after self-cal, rms=0.063558Jy sigma=1.219115 ! 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=0.063558Jy sigma=1.219115 ! Fit after self-cal, rms=0.064109Jy sigma=1.217072 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8456 mas, bmaj=1.92 mas, bpa=-2.978 degrees ! Estimated noise=0.173445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158249 Jy ! Component: 100 - total flux cleaned = 0.00166362 Jy ! Component: 150 - total flux cleaned = 0.00163256 Jy ! Component: 200 - total flux cleaned = 0.00152148 Jy ! Total flux subtracted in 200 components = 0.00152148 Jy ! Clean residual min=-0.003375 max=0.002844 Jy/beam ! Clean residual mean=-0.000001 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.201396 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 64 components and 0.201396 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=0.063946Jy sigma=1.216854 ! Fit after self-cal, rms=0.063947Jy sigma=1.216801 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 = -0.000234837 Jy ! Component: 100 - total flux cleaned = -0.000281499 Jy ! Component: 150 - total flux cleaned = -0.00036425 Jy ! Component: 200 - total flux cleaned = -0.000440297 Jy ! Total flux subtracted in 200 components = -0.000440297 Jy ! Clean residual min=-0.003376 max=0.002788 Jy/beam ! Clean residual mean=-0.000001 rms=0.000845 Jy/beam ! Combined flux in latest and established models = 0.200956 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 70 components and 0.200956 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=0.063920Jy sigma=1.216629 ! Fit after self-cal, rms=0.063920Jy sigma=1.216619 ! 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=0.063920Jy sigma=1.216619 ! Fit after self-cal, rms=0.055792Jy sigma=1.170874 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.845 mas, bmaj=1.922 mas, bpa=-2.92 degrees ! Estimated noise=0.173445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00124883 Jy ! Component: 100 - total flux cleaned = -0.00156123 Jy ! Component: 150 - total flux cleaned = -0.00170102 Jy ! Component: 200 - total flux cleaned = -0.00184338 Jy ! Total flux subtracted in 200 components = -0.00184338 Jy ! Clean residual min=-0.000960 max=0.000884 Jy/beam ! Clean residual mean=0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.199112 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 82 components and 0.199112 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=0.055756Jy sigma=1.170120 ! Fit after self-cal, rms=0.055732Jy sigma=1.169835 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 = -0.000320995 Jy ! Component: 100 - total flux cleaned = -0.000415283 Jy ! Component: 150 - total flux cleaned = -0.000483138 Jy ! Component: 200 - total flux cleaned = -0.000545609 Jy ! Total flux subtracted in 200 components = -0.000545609 Jy ! Clean residual min=-0.000903 max=0.000896 Jy/beam ! Clean residual mean=0.000000 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.198567 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 85 components and 0.198567 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=0.055720Jy sigma=1.169594 ! Fit after self-cal, rms=0.055719Jy sigma=1.169574 ! Inverting map ! Added new window around map position (2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000552676 Jy ! Component: 100 - total flux cleaned = 0.000658373 Jy ! Component: 150 - total flux cleaned = 0.000597971 Jy ! Component: 200 - total flux cleaned = 0.000470776 Jy ! Total flux subtracted in 200 components = 0.000470776 Jy ! Clean residual min=-0.000879 max=0.000804 Jy/beam ! Clean residual mean=0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.199038 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 98 components and 0.199038 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=0.055697Jy sigma=1.169111 ! Fit after self-cal, rms=0.055696Jy sigma=1.169082 ! 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=0.055696Jy sigma=1.169082 ! Fit after self-cal, rms=0.055671Jy sigma=1.169000 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.021 mas, bmaj=2.932 mas, bpa=-1.905 degrees ! Estimated noise=0.225655 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000720102 Jy ! Component: 100 - total flux cleaned = -0.000861178 Jy ! Component: 150 - total flux cleaned = -0.000946837 Jy ! Component: 200 - total flux cleaned = -0.00101084 Jy ! Total flux subtracted in 200 components = -0.00101084 Jy ! Clean residual min=-0.000980 max=0.000985 Jy/beam ! Clean residual mean=0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.198027 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 107 components and 0.198027 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=0.055666Jy sigma=1.168915 ! Fit after self-cal, rms=0.055666Jy sigma=1.168895 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 = -3.60914e-05 Jy ! Component: 100 - total flux cleaned = -4.64883e-05 Jy ! Component: 150 - total flux cleaned = -6.45292e-05 Jy ! Component: 200 - total flux cleaned = -8.12377e-05 Jy ! Total flux subtracted in 200 components = -8.12377e-05 Jy ! Clean residual min=-0.000978 max=0.000984 Jy/beam ! Clean residual mean=0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.197945 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 114 components and 0.197945 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=0.055664Jy sigma=1.168871 ! Fit after self-cal, rms=0.055664Jy sigma=1.168869 ! 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=0.8444 mas, bmaj=1.922 mas, bpa=-2.912 degrees ! Estimated noise=0.173417 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8444 x 1.922 at -2.912 degrees (North through East) ! Clean map min=-0.00080332 max=0.15687 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=0.659 mas, bmaj=1.649 mas, bpa=-2.556 degrees ! Estimated noise=0.298337 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.117927 Jy ! Component: 100 - total flux cleaned = 0.148806 Jy ! Component: 150 - total flux cleaned = 0.163139 Jy ! Component: 200 - total flux cleaned = 0.171753 Jy ! Total flux subtracted in 200 components = 0.171753 Jy ! Clean residual min=-0.002380 max=0.004788 Jy/beam ! Clean residual mean=-0.000002 rms=0.000581 Jy/beam ! Combined flux in latest and established models = 0.171753 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.171753 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8444 mas, bmaj=1.922 mas, bpa=-2.912 degrees ! Estimated noise=0.173417 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 = 0.00869808 Jy ! Component: 100 - total flux cleaned = 0.0142015 Jy ! Component: 150 - total flux cleaned = 0.0178088 Jy ! Component: 200 - total flux cleaned = 0.0202318 Jy ! Total flux subtracted in 200 components = 0.0202318 Jy ! Clean residual min=-0.001021 max=0.001353 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.191985 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 29 components and 0.191985 Jy ! Inverting map ! Added new window around map position (-0.4, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171039 Jy ! Component: 100 - total flux cleaned = 0.00299865 Jy ! Component: 150 - total flux cleaned = 0.00400215 Jy ! Component: 200 - total flux cleaned = 0.00462128 Jy ! Total flux subtracted in 200 components = 0.00462128 Jy ! Clean residual min=-0.000950 max=0.000888 Jy/beam ! Clean residual mean=0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.196606 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 52 components and 0.196606 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=2.021 mas, bmaj=2.932 mas, bpa=-1.905 degrees ! Estimated noise=0.225655 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000805326 Jy ! Component: 100 - total flux cleaned = 0.00110154 Jy ! Component: 150 - total flux cleaned = 0.0012908 Jy ! Component: 200 - total flux cleaned = 0.00136464 Jy ! Total flux subtracted in 200 components = 0.00136464 Jy ! Clean residual min=-0.001029 max=0.000933 Jy/beam ! Clean residual mean=0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.197971 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 = 4.82632e-05 Jy ! Component: 100 - total flux cleaned = 4.7829e-05 Jy ! Component: 150 - total flux cleaned = 3.82275e-05 Jy ! Component: 200 - total flux cleaned = 3.02359e-05 Jy ! Total flux subtracted in 200 components = 3.02359e-05 Jy ! Clean residual min=-0.001019 max=0.000942 Jy/beam ! Clean residual mean=0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.198001 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 95 components and 0.198001 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8444 mas, bmaj=1.922 mas, bpa=-2.912 degrees ! Estimated noise=0.173417 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000128383 Jy ! Component: 100 - total flux cleaned = -0.000129171 Jy ! Component: 150 - total flux cleaned = -0.000129226 Jy ! Component: 200 - total flux cleaned = -0.000129676 Jy ! Total flux subtracted in 200 components = -0.000129676 Jy ! Clean residual min=-0.000856 max=0.000837 Jy/beam ! Clean residual mean=0.000000 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.197871 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 115 components and 0.197871 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=0.055658Jy sigma=1.168730 ! Fit after self-cal, rms=0.055655Jy sigma=1.168670 wmodel J1947+1248_X_map.mod ! Writing 115 model components to file: J1947+1248_X_map.mod wobs J1947+1248_X_uvs.fits ! Writing UV FITS file: J1947+1248_X_uvs.fits wwins J1947+1248_X_map.win ! wwins: Wrote 5 windows to J1947+1248_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 = -8.78622e-06 Jy ! Component: 100 - total flux cleaned = 0.000104264 Jy ! Component: 150 - total flux cleaned = 9.10212e-05 Jy ! Component: 200 - total flux cleaned = 9.11219e-05 Jy ! Component: 250 - total flux cleaned = 0.000103581 Jy ! Component: 300 - total flux cleaned = 6.59454e-05 Jy ! Component: 350 - total flux cleaned = 5.37213e-05 Jy ! Component: 400 - total flux cleaned = 2.95502e-05 Jy ! Component: 450 - total flux cleaned = 6.5096e-05 Jy ! Component: 500 - total flux cleaned = 3.00681e-05 Jy ! Component: 550 - total flux cleaned = 6.4894e-05 Jy ! Component: 600 - total flux cleaned = 9.89488e-05 Jy ! Component: 650 - total flux cleaned = 0.000121503 Jy ! Component: 700 - total flux cleaned = 0.000176827 Jy ! Component: 750 - total flux cleaned = 0.000176579 Jy ! Component: 800 - total flux cleaned = 0.000209268 Jy ! Component: 850 - total flux cleaned = 0.000252233 Jy ! Component: 900 - total flux cleaned = 0.000294705 Jy ! Component: 950 - total flux cleaned = 0.000305461 Jy ! Component: 1000 - total flux cleaned = 0.000347283 Jy ! Component: 1050 - total flux cleaned = 0.000388468 Jy ! Component: 1100 - total flux cleaned = 0.000429017 Jy ! Component: 1150 - total flux cleaned = 0.00047942 Jy ! Component: 1200 - total flux cleaned = 0.000469497 Jy ! Component: 1250 - total flux cleaned = 0.000479346 Jy ! Component: 1300 - total flux cleaned = 0.000518707 Jy ! Component: 1350 - total flux cleaned = 0.000567264 Jy ! Component: 1400 - total flux cleaned = 0.000576845 Jy ! Component: 1450 - total flux cleaned = 0.000624539 Jy ! Component: 1500 - total flux cleaned = 0.00064348 Jy ! Component: 1550 - total flux cleaned = 0.000652909 Jy ! Component: 1600 - total flux cleaned = 0.000690174 Jy ! Component: 1650 - total flux cleaned = 0.000708823 Jy ! Component: 1700 - total flux cleaned = 0.00073622 Jy ! Component: 1750 - total flux cleaned = 0.000772652 Jy ! Component: 1800 - total flux cleaned = 0.000781584 Jy ! Component: 1850 - total flux cleaned = 0.000808514 Jy ! Component: 1900 - total flux cleaned = 0.00082627 Jy ! Component: 1950 - total flux cleaned = 0.000879191 Jy ! Component: 2000 - total flux cleaned = 0.000870358 Jy ! Component: 2050 - total flux cleaned = 0.000913843 Jy ! Component: 2100 - total flux cleaned = 0.00094832 Jy ! Component: 2150 - total flux cleaned = 0.000939675 Jy ! Component: 2200 - total flux cleaned = 0.000982281 Jy ! Component: 2250 - total flux cleaned = 0.000999176 Jy ! Component: 2300 - total flux cleaned = 0.00103278 Jy ! Component: 2350 - total flux cleaned = 0.00108284 Jy ! Component: 2400 - total flux cleaned = 0.00108285 Jy ! Component: 2450 - total flux cleaned = 0.0011158 Jy ! Component: 2500 - total flux cleaned = 0.00113215 Jy ! Component: 2550 - total flux cleaned = 0.00114839 Jy ! Component: 2600 - total flux cleaned = 0.00114837 Jy ! Component: 2650 - total flux cleaned = 0.00116444 Jy ! Component: 2700 - total flux cleaned = 0.00118835 Jy ! Component: 2750 - total flux cleaned = 0.00120417 Jy ! Component: 2800 - total flux cleaned = 0.00125147 Jy ! Component: 2850 - total flux cleaned = 0.00125925 Jy ! Component: 2900 - total flux cleaned = 0.00128266 Jy ! Component: 2950 - total flux cleaned = 0.00127497 Jy ! Component: 3000 - total flux cleaned = 0.0012904 Jy ! Component: 3050 - total flux cleaned = 0.00132863 Jy ! Component: 3100 - total flux cleaned = 0.00135142 Jy ! Component: 3150 - total flux cleaned = 0.00137404 Jy ! Component: 3200 - total flux cleaned = 0.001374 Jy ! Component: 3250 - total flux cleaned = 0.00135161 Jy ! Component: 3300 - total flux cleaned = 0.00139615 Jy ! Component: 3350 - total flux cleaned = 0.00140349 Jy ! Component: 3400 - total flux cleaned = 0.00140346 Jy ! Component: 3450 - total flux cleaned = 0.00138884 Jy ! Component: 3500 - total flux cleaned = 0.00142511 Jy ! Component: 3550 - total flux cleaned = 0.0014323 Jy ! Component: 3600 - total flux cleaned = 0.00141076 Jy ! Component: 3650 - total flux cleaned = 0.00141791 Jy ! Component: 3700 - total flux cleaned = 0.00143203 Jy ! Component: 3750 - total flux cleaned = 0.00143203 Jy ! Component: 3800 - total flux cleaned = 0.00141806 Jy ! Component: 3850 - total flux cleaned = 0.00143899 Jy ! Component: 3900 - total flux cleaned = 0.00141119 Jy ! Component: 3950 - total flux cleaned = 0.00142502 Jy ! Component: 4000 - total flux cleaned = 0.00141811 Jy ! Component: 4050 - total flux cleaned = 0.00143868 Jy ! Total flux subtracted in 4096 components = 0.00140458 Jy ! Clean residual min=-0.000423 max=0.000410 Jy/beam ! Clean residual mean=0.000000 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.199276 Jy keep ! Adding 306 model components to the UV plane model. ! The established model now contains 421 components and 0.199276 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1947+1248_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8444 x 1.922 at -2.912 degrees (North through East) ! Clean map min=-0.00057966 max=0.15707 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1947+1248_X_map.fits wmodel /vlbi/uf001/uva//J1947+1248_X_map.mod ! Writing 421 model components to file: /vlbi/uf001/uva//J1947+1248_X_map.mod wobs /vlbi/uf001/uva//J1947+1248_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1947+1248_X_uvs.fits wwins /vlbi/uf001/uva//J1947+1248_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1947+1248_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.157073 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000117528 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.224472 0.224472 0.448943 0.897887 1.79577 3.59155 7.18309 14.3662 28.7324 57.4648 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.157 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1336.47 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1947+1248_X_dfm.log closed on Mon Jan 14 05:14:30 2019