! Started logfile: /vlbi/uf001/uva//J1740+4506_X_dfm.log on Mon Jan 14 04:17:24 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//J1740+4506_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1740+4506_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.908466 visibilities/baseline/integration-bin. ! Found source: J1740+4506 ! ! 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 20604 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 J1740+4506_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 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006366Jy sigma=24.014508 ! Fit after self-cal, rms=0.878363Jy sigma=20.855303 ! 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=0.7486 mas, bmaj=1.193 mas, bpa=-2.385 degrees ! Estimated noise=0.419171 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 = 0.0913233 Jy ! Component: 100 - total flux cleaned = 0.12539 Jy ! Total flux subtracted in 100 components = 0.12539 Jy ! Clean residual min=-0.005542 max=0.016550 Jy/beam ! Clean residual mean=0.000008 rms=0.001420 Jy/beam ! Combined flux in latest and established models = 0.12539 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.12539 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=0.067675Jy sigma=1.471838 ! Fit after self-cal, rms=0.067418Jy sigma=1.466693 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0185451 Jy ! Component: 100 - total flux cleaned = 0.0286769 Jy ! Total flux subtracted in 100 components = 0.0286769 Jy ! Clean residual min=-0.003787 max=0.008384 Jy/beam ! Clean residual mean=0.000003 rms=0.000870 Jy/beam ! Combined flux in latest and established models = 0.154067 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 12 components and 0.154067 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=0.061369Jy sigma=1.289696 ! Fit after self-cal, rms=0.061294Jy sigma=1.287774 ! Inverting map ! Added new window around map position (-0.6, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00813497 Jy ! Component: 100 - total flux cleaned = 0.0125834 Jy ! Total flux subtracted in 100 components = 0.0125834 Jy ! Clean residual min=-0.003069 max=0.003588 Jy/beam ! Clean residual mean=0.000000 rms=0.000696 Jy/beam ! Combined flux in latest and established models = 0.16665 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 19 components and 0.16665 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=0.060091Jy sigma=1.250864 ! Fit after self-cal, rms=0.060067Jy sigma=1.249721 ! 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=0.9747 mas, bmaj=1.493 mas, bpa=-2.939 degrees ! Estimated noise=0.228835 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 = 0.00435815 Jy ! Component: 100 - total flux cleaned = 0.00688875 Jy ! Component: 150 - total flux cleaned = 0.00853592 Jy ! Component: 200 - total flux cleaned = 0.00963313 Jy ! Total flux subtracted in 200 components = 0.00963313 Jy ! Clean residual min=-0.002563 max=0.002978 Jy/beam ! Clean residual mean=0.000003 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.176283 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 35 components and 0.176283 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=0.059773Jy sigma=1.239606 ! Fit after self-cal, rms=0.059773Jy sigma=1.239274 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9747 x 1.493 at -2.939 degrees (North through East) ! Clean map min=-0.0024856 max=0.11597 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 1.04 KP 1.05 ! LA 1.02 MK 1.02 NL 0.96 OV 0.92 ! PT 0.91 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 1.04 KP 1.06 ! LA 1.02 MK 1.04 NL 0.94 OV 0.93 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 1.04 KP 1.03 ! LA 1.02 MK 1.01 NL 0.97 OV 0.91 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 0.99 KP 1.04 ! LA 1.02 MK 1.06 NL 0.95 OV 0.96 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 1.04 KP 1.03 ! LA 1.00 MK 1.06 NL 0.98 OV 0.92 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.05 HN 1.03 KP 1.04 ! LA 1.06 MK 1.01 NL 0.95 OV 0.95 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.05 HN 1.01 KP 1.07 ! LA 1.01 MK 1.00 NL 0.95 OV 0.94 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.04 HN 0.96 KP 1.05 ! LA 1.00 MK 1.01 NL 0.98 OV 0.94 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.03 HN 0.95 KP 1.06 ! LA 1.01 MK 1.00 NL 0.98 OV 0.94 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 1.04 KP 1.07 ! LA 1.02 MK 1.05 NL 0.98 OV 0.93 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.03 HN 0.99 KP 1.05 ! LA 1.00 MK 0.96 NL 0.96 OV 0.95 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.05 HN 1.05 KP 1.09 ! LA 1.03 MK 0.99 NL 0.95 OV 0.95 ! PT 0.93 SC 1.00 ! ! ! Fit before self-cal, rms=0.059773Jy sigma=1.239274 ! Fit after self-cal, rms=0.059998Jy sigma=1.214076 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9735 mas, bmaj=1.498 mas, bpa=-2.766 degrees ! Estimated noise=0.229584 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 = -0.000778093 Jy ! Component: 100 - total flux cleaned = -0.000892771 Jy ! Component: 150 - total flux cleaned = -0.000947817 Jy ! Component: 200 - total flux cleaned = -0.000996411 Jy ! Total flux subtracted in 200 components = -0.000996411 Jy ! Clean residual min=-0.001370 max=0.001328 Jy/beam ! Clean residual mean=0.000001 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.175287 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 47 components and 0.175287 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=0.059983Jy sigma=1.213594 ! Fit after self-cal, rms=0.060033Jy sigma=1.213365 ! 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=0.060033Jy sigma=1.213365 ! Fit after self-cal, rms=0.061261Jy sigma=1.207301 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9707 mas, bmaj=1.485 mas, bpa=-2.063 degrees ! Estimated noise=0.228667 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000268175 Jy ! Component: 100 - total flux cleaned = -0.000266141 Jy ! Component: 150 - total flux cleaned = -0.000287733 Jy ! Component: 200 - total flux cleaned = -0.00029774 Jy ! Total flux subtracted in 200 components = -0.00029774 Jy ! Clean residual min=-0.001246 max=0.001196 Jy/beam ! Clean residual mean=0.000002 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.174989 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 54 components and 0.174989 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=0.061252Jy sigma=1.207160 ! Fit after self-cal, rms=0.061273Jy sigma=1.207090 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 = -9.68524e-05 Jy ! Component: 100 - total flux cleaned = -0.00011506 Jy ! Component: 150 - total flux cleaned = -0.000132446 Jy ! Component: 200 - total flux cleaned = -0.000156633 Jy ! Total flux subtracted in 200 components = -0.000156633 Jy ! Clean residual min=-0.001238 max=0.001208 Jy/beam ! Clean residual mean=0.000002 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.174833 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 61 components and 0.174833 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=0.061270Jy sigma=1.207038 ! Fit after self-cal, rms=0.061269Jy sigma=1.207036 ! 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=0.061269Jy sigma=1.207036 ! Fit after self-cal, rms=0.061384Jy sigma=1.207000 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9703 mas, bmaj=1.482 mas, bpa=-1.922 degrees ! Estimated noise=0.22864 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.95521e-05 Jy ! Component: 100 - total flux cleaned = -9.86318e-05 Jy ! Component: 150 - total flux cleaned = -0.000114971 Jy ! Component: 200 - total flux cleaned = -0.000130621 Jy ! Total flux subtracted in 200 components = -0.000130621 Jy ! Clean residual min=-0.001253 max=0.001206 Jy/beam ! Clean residual mean=0.000002 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.174702 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 63 components and 0.174702 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=0.061380Jy sigma=1.206953 ! Fit after self-cal, rms=0.061381Jy sigma=1.206947 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 = -4.65233e-05 Jy ! Component: 100 - total flux cleaned = -6.08186e-05 Jy ! Component: 150 - total flux cleaned = -8.08789e-05 Jy ! Component: 200 - total flux cleaned = -9.35038e-05 Jy ! Total flux subtracted in 200 components = -9.35038e-05 Jy ! Clean residual min=-0.001249 max=0.001212 Jy/beam ! Clean residual mean=0.000002 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.174608 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 63 components and 0.174608 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=0.061379Jy sigma=1.206918 ! Fit after self-cal, rms=0.061379Jy sigma=1.206916 ! 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=0.061379Jy sigma=1.206916 ! Fit after self-cal, rms=0.061420Jy sigma=1.206906 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.243 mas, bmaj=2.609 mas, bpa=5.379 degrees ! Estimated noise=0.283445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000119392 Jy ! Component: 100 - total flux cleaned = -0.000137239 Jy ! Component: 150 - total flux cleaned = -0.00013665 Jy ! Component: 200 - total flux cleaned = -0.000136649 Jy ! Total flux subtracted in 200 components = -0.000136649 Jy ! Clean residual min=-0.001231 max=0.001200 Jy/beam ! Clean residual mean=0.000004 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.174472 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 65 components and 0.174472 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=0.061420Jy sigma=1.206905 ! Fit after self-cal, rms=0.061419Jy sigma=1.206895 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 = -2.7076e-05 Jy ! Component: 100 - total flux cleaned = -3.27914e-05 Jy ! Component: 150 - total flux cleaned = -3.29082e-05 Jy ! Component: 200 - total flux cleaned = -2.94093e-05 Jy ! Total flux subtracted in 200 components = -2.94093e-05 Jy ! Clean residual min=-0.001225 max=0.001208 Jy/beam ! Clean residual mean=0.000004 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.174442 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 66 components and 0.174442 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=0.061419Jy sigma=1.206899 ! Fit after self-cal, rms=0.061418Jy sigma=1.206893 ! 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=0.9701 mas, bmaj=1.481 mas, bpa=-1.835 degrees ! Estimated noise=0.22865 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9701 x 1.481 at -1.835 degrees (North through East) ! Clean map min=-0.0011914 max=0.11571 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=0.7443 mas, bmaj=1.181 mas, bpa=-1.023 degrees ! Estimated noise=0.41608 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0910629 Jy ! Component: 100 - total flux cleaned = 0.126038 Jy ! Component: 150 - total flux cleaned = 0.144704 Jy ! Component: 200 - total flux cleaned = 0.155101 Jy ! Total flux subtracted in 200 components = 0.155101 Jy ! Clean residual min=-0.002494 max=0.005093 Jy/beam ! Clean residual mean=0.000004 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 0.155101 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.155101 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9701 mas, bmaj=1.481 mas, bpa=-1.835 degrees ! Estimated noise=0.22865 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 = 0.0080683 Jy ! Component: 100 - total flux cleaned = 0.0123536 Jy ! Component: 150 - total flux cleaned = 0.0148985 Jy ! Component: 200 - total flux cleaned = 0.0164753 Jy ! Total flux subtracted in 200 components = 0.0164753 Jy ! Clean residual min=-0.001361 max=0.001186 Jy/beam ! Clean residual mean=0.000004 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.171576 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 40 components and 0.171576 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=2.243 mas, bmaj=2.609 mas, bpa=5.379 degrees ! Estimated noise=0.283445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143466 Jy ! Component: 100 - total flux cleaned = 0.00210022 Jy ! Component: 150 - total flux cleaned = 0.00243446 Jy ! Component: 200 - total flux cleaned = 0.00261237 Jy ! Total flux subtracted in 200 components = 0.00261237 Jy ! Clean residual min=-0.001221 max=0.001217 Jy/beam ! Clean residual mean=0.000005 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.174189 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 = 9.68674e-05 Jy ! Component: 100 - total flux cleaned = 0.000107882 Jy ! Component: 150 - total flux cleaned = 0.00012084 Jy ! Component: 200 - total flux cleaned = 0.00012573 Jy ! Total flux subtracted in 200 components = 0.00012573 Jy ! Clean residual min=-0.001217 max=0.001219 Jy/beam ! Clean residual mean=0.000004 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.174315 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 57 components and 0.174315 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9701 mas, bmaj=1.481 mas, bpa=-1.835 degrees ! Estimated noise=0.22865 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.62976e-05 Jy ! Component: 100 - total flux cleaned = -2.58725e-05 Jy ! Component: 150 - total flux cleaned = -3.74741e-05 Jy ! Component: 200 - total flux cleaned = -1.71015e-05 Jy ! Total flux subtracted in 200 components = -1.71015e-05 Jy ! Clean residual min=-0.001281 max=0.001197 Jy/beam ! Clean residual mean=0.000002 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.174297 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 60 components and 0.174297 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=0.061424Jy sigma=1.207058 ! Fit after self-cal, rms=0.061421Jy sigma=1.207029 wmodel J1740+4506_X_map.mod ! Writing 60 model components to file: J1740+4506_X_map.mod wobs J1740+4506_X_uvs.fits ! Writing UV FITS file: J1740+4506_X_uvs.fits wwins J1740+4506_X_map.win ! wwins: Wrote 2 windows to J1740+4506_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 = 0.000148891 Jy ! Component: 100 - total flux cleaned = 0.000168791 Jy ! Component: 150 - total flux cleaned = 0.000266842 Jy ! Component: 200 - total flux cleaned = 0.000359811 Jy ! Component: 250 - total flux cleaned = 0.000467834 Jy ! Component: 300 - total flux cleaned = 0.000573132 Jy ! Component: 350 - total flux cleaned = 0.000675812 Jy ! Component: 400 - total flux cleaned = 0.000775915 Jy ! Component: 450 - total flux cleaned = 0.000841478 Jy ! Component: 500 - total flux cleaned = 0.000938105 Jy ! Component: 550 - total flux cleaned = 0.00104866 Jy ! Component: 600 - total flux cleaned = 0.00114191 Jy ! Component: 650 - total flux cleaned = 0.00120317 Jy ! Component: 700 - total flux cleaned = 0.00126386 Jy ! Component: 750 - total flux cleaned = 0.00138359 Jy ! Component: 800 - total flux cleaned = 0.00145756 Jy ! Component: 850 - total flux cleaned = 0.00153053 Jy ! Component: 900 - total flux cleaned = 0.00155947 Jy ! Component: 950 - total flux cleaned = 0.00164505 Jy ! Component: 1000 - total flux cleaned = 0.00171571 Jy ! Component: 1050 - total flux cleaned = 0.00172981 Jy ! Component: 1100 - total flux cleaned = 0.00181277 Jy ! Component: 1150 - total flux cleaned = 0.00185371 Jy ! Component: 1200 - total flux cleaned = 0.00192119 Jy ! Component: 1250 - total flux cleaned = 0.0019612 Jy ! Component: 1300 - total flux cleaned = 0.00197454 Jy ! Component: 1350 - total flux cleaned = 0.00202703 Jy ! Component: 1400 - total flux cleaned = 0.00206612 Jy ! Component: 1450 - total flux cleaned = 0.00210496 Jy ! Component: 1500 - total flux cleaned = 0.00215603 Jy ! Component: 1550 - total flux cleaned = 0.0021687 Jy ! Component: 1600 - total flux cleaned = 0.00220635 Jy ! Component: 1650 - total flux cleaned = 0.00224351 Jy ! Component: 1700 - total flux cleaned = 0.002219 Jy ! Component: 1750 - total flux cleaned = 0.00228002 Jy ! Component: 1800 - total flux cleaned = 0.00226786 Jy ! Component: 1850 - total flux cleaned = 0.00230394 Jy ! Component: 1900 - total flux cleaned = 0.00231567 Jy ! Component: 1950 - total flux cleaned = 0.00226812 Jy ! Component: 2000 - total flux cleaned = 0.00225626 Jy ! Component: 2050 - total flux cleaned = 0.00225618 Jy ! Component: 2100 - total flux cleaned = 0.00229102 Jy ! Component: 2150 - total flux cleaned = 0.0022564 Jy ! Component: 2200 - total flux cleaned = 0.00226782 Jy ! Component: 2250 - total flux cleaned = 0.00226782 Jy ! Component: 2300 - total flux cleaned = 0.00229035 Jy ! Component: 2350 - total flux cleaned = 0.00232405 Jy ! Component: 2400 - total flux cleaned = 0.00232413 Jy ! Component: 2450 - total flux cleaned = 0.00235725 Jy ! Component: 2500 - total flux cleaned = 0.00229121 Jy ! Component: 2550 - total flux cleaned = 0.00232405 Jy ! Component: 2600 - total flux cleaned = 0.0023675 Jy ! Component: 2650 - total flux cleaned = 0.00231347 Jy ! Component: 2700 - total flux cleaned = 0.00235644 Jy ! Component: 2750 - total flux cleaned = 0.00233505 Jy ! Component: 2800 - total flux cleaned = 0.00232437 Jy ! Component: 2850 - total flux cleaned = 0.00237722 Jy ! Component: 2900 - total flux cleaned = 0.00237725 Jy ! Component: 2950 - total flux cleaned = 0.00237729 Jy ! Component: 3000 - total flux cleaned = 0.00242914 Jy ! Component: 3050 - total flux cleaned = 0.00242915 Jy ! Component: 3100 - total flux cleaned = 0.00249084 Jy ! Component: 3150 - total flux cleaned = 0.00252137 Jy ! Component: 3200 - total flux cleaned = 0.00249086 Jy ! Component: 3250 - total flux cleaned = 0.00253132 Jy ! Component: 3300 - total flux cleaned = 0.00255137 Jy ! Component: 3350 - total flux cleaned = 0.00255139 Jy ! Component: 3400 - total flux cleaned = 0.00257125 Jy ! Component: 3450 - total flux cleaned = 0.00261086 Jy ! Component: 3500 - total flux cleaned = 0.00265021 Jy ! Component: 3550 - total flux cleaned = 0.00264035 Jy ! Component: 3600 - total flux cleaned = 0.00268908 Jy ! Component: 3650 - total flux cleaned = 0.00270842 Jy ! Component: 3700 - total flux cleaned = 0.00275667 Jy ! Component: 3750 - total flux cleaned = 0.00277576 Jy ! Component: 3800 - total flux cleaned = 0.00278528 Jy ! Component: 3850 - total flux cleaned = 0.00278527 Jy ! Component: 3900 - total flux cleaned = 0.00278528 Jy ! Component: 3950 - total flux cleaned = 0.00281348 Jy ! Component: 4000 - total flux cleaned = 0.00282281 Jy ! Component: 4050 - total flux cleaned = 0.00285079 Jy ! Total flux subtracted in 4096 components = 0.00278576 Jy ! Clean residual min=-0.000480 max=0.000561 Jy/beam ! Clean residual mean=0.000000 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.177083 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 383 components and 0.177083 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1740+4506_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9701 x 1.481 at -1.835 degrees (North through East) ! Clean map min=-0.0010252 max=0.1158 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1740+4506_X_map.fits wmodel /vlbi/uf001/uva//J1740+4506_X_map.mod ! Writing 383 model components to file: /vlbi/uf001/uva//J1740+4506_X_map.mod wobs /vlbi/uf001/uva//J1740+4506_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1740+4506_X_uvs.fits wwins /vlbi/uf001/uva//J1740+4506_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1740+4506_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.115803 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000160991 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.417064 0.417064 0.834128 1.66826 3.33651 6.67303 13.3461 26.6921 53.3842 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.115 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 719.313 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1740+4506_X_dfm.log closed on Mon Jan 14 04:17:29 2019