! Started logfile: /vlbi/bp222/temp_maps//J1937+8356_X_dfm.log on Thu Feb 14 23:06:35 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/bp222/temp_maps//J1937+8356_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/temp_maps//J1937+8356_X_uvm.fits ! AN table 1: 53 integrations on 45 of 45 possible baselines. ! AN table 2: 35 integrations on 21 of 21 possible baselines. ! AN table 3: 14 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.976651 visibilities/baseline/integration-bin. ! Found source: J1937+8356 ! ! 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 41160 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 J1937+8356_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 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 5. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 6. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 7. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 8. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 9. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 10. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 11. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 12. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.020847Jy sigma=16.842806 ! Fit after self-cal, rms=0.810710Jy sigma=13.386579 ! 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=0.5799 mas, bmaj=2.858 mas, bpa=46.34 degrees ! Estimated noise=0.617893 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 = 0.144792 Jy ! Component: 100 - total flux cleaned = 0.176616 Jy ! Total flux subtracted in 100 components = 0.176616 Jy ! Clean residual min=-0.005182 max=0.009732 Jy/beam ! Clean residual mean=0.000001 rms=0.001181 Jy/beam ! Combined flux in latest and established models = 0.176616 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.176616 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=0.064419Jy sigma=1.014757 ! Fit after self-cal, rms=0.064412Jy sigma=1.014446 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107959 Jy ! Component: 100 - total flux cleaned = 0.0169509 Jy ! Total flux subtracted in 100 components = 0.0169509 Jy ! Clean residual min=-0.004104 max=0.009055 Jy/beam ! Clean residual mean=0.000000 rms=0.000964 Jy/beam ! Combined flux in latest and established models = 0.193567 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.193567 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=0.062118Jy sigma=0.978805 ! Fit after self-cal, rms=0.062119Jy sigma=0.978623 ! Inverting map ! Added new window around map position (-6.8, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00759267 Jy ! Component: 100 - total flux cleaned = 0.0107192 Jy ! Total flux subtracted in 100 components = 0.0107192 Jy ! Clean residual min=-0.003463 max=0.004047 Jy/beam ! Clean residual mean=-0.000000 rms=0.000808 Jy/beam ! Combined flux in latest and established models = 0.204287 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.204286 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=0.060990Jy sigma=0.954643 ! Fit after self-cal, rms=0.060975Jy sigma=0.954393 ! 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=0.8383 mas, bmaj=2.848 mas, bpa=45.21 degrees ! Estimated noise=0.218839 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 = 0.00564605 Jy ! Component: 100 - total flux cleaned = 0.0096122 Jy ! Component: 150 - total flux cleaned = 0.0121408 Jy ! Component: 200 - total flux cleaned = 0.0137368 Jy ! Total flux subtracted in 200 components = 0.0137368 Jy ! Clean residual min=-0.004471 max=0.003522 Jy/beam ! Clean residual mean=-0.000000 rms=0.000952 Jy/beam ! Combined flux in latest and established models = 0.218023 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 51 components and 0.218023 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=0.060327Jy sigma=0.940888 ! Fit after self-cal, rms=0.060313Jy sigma=0.940610 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8383 x 2.848 at 45.21 degrees (North through East) ! Clean map min=-0.0042572 max=0.1922 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.97 KP 1.07 ! LA 1.00 MK 1.05 NL 1.18 OV 0.96 ! PT 1.02 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.95 HN 0.99 KP 0.97 ! MK 0.94 NL 0.86 OV 0.95 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.95 HN 1.03 KP 0.93 ! MK 0.98 NL 0.96 OV 0.97 SC 0.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.95 KP 1.08 ! LA 1.00 MK 1.06 NL 1.16 OV 0.97 ! PT 1.02 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.94 HN 1.01 KP 0.96 ! MK 0.98 NL 0.84 OV 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.94 HN 1.01 KP 0.93 ! MK 1.01 NL 0.92 OV 0.94 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.98 KP 1.08 ! LA 1.01 MK 1.07 NL 1.18 OV 0.96 ! PT 1.02 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.95 HN 1.00 KP 0.98 ! MK 0.96 NL 0.84 OV 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.93 HN 1.02 KP 0.95 ! MK 0.95 NL 0.96 OV 0.93 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.97 KP 1.08 ! LA 0.99 MK 1.07 NL 1.17 OV 0.96 ! PT 1.01 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.97 HN 1.01 KP 0.97 ! MK 0.94 NL 0.83 OV 0.94 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.97 HN 1.05 KP 0.96 ! MK 0.98 NL 0.98 OV 0.93 SC 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.95 KP 1.05 ! LA 0.99 MK 1.06 NL 1.19 OV 0.95 ! PT 1.04 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.97 HN 0.98 KP 0.97 ! MK 0.93 NL 0.85 OV 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.93 HN 1.01 KP 0.96 ! MK 0.96 NL 0.96 OV 0.92 SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 0.99 KP 1.08 ! LA 0.99 MK 1.04 NL 1.16 OV 0.97 ! PT 1.03 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.96 HN 0.98 KP 0.93 ! MK 0.94 NL 0.84 OV 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.92 HN 1.07 KP 0.92 ! MK 0.95 NL 0.95 OV 0.94 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.97 KP 1.07 ! LA 1.00 MK 1.04 NL 1.17 OV 0.96 ! PT 1.02 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.94 HN 0.97 KP 0.97 ! MK 0.95 NL 0.84 OV 0.94 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.91 FD 0.91 HN 0.96 KP 0.95 ! MK 0.97 NL 0.94 OV 0.94 SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.95 KP 1.07 ! LA 1.01 MK 1.08 NL 1.16 OV 0.96 ! PT 1.02 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.95 HN 0.98 KP 0.98 ! MK 0.91 NL 0.84 OV 0.95 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.98 HN 1.01 KP 0.92 ! MK 0.96 NL 0.94 OV 0.97 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.97 KP 1.07 ! LA 1.01 MK 1.06 NL 1.14 OV 0.96 ! PT 1.00 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.97 HN 0.94 KP 0.97 ! MK 0.92 NL 0.82 OV 0.94 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.97 HN 0.99 KP 0.93 ! MK 0.99 NL 0.92 OV 0.94 SC 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.96 KP 1.09 ! LA 1.00 MK 1.05 NL 1.14 OV 0.96 ! PT 1.00 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.95 HN 0.97 KP 0.98 ! MK 0.95 NL 0.85 OV 0.94 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.95 HN 0.99 KP 0.93 ! MK 0.95 NL 0.93 OV 0.91 SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 0.96 KP 1.08 ! LA 1.01 MK 1.02 NL 1.17 OV 0.95 ! PT 1.01 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.94 HN 1.01 KP 0.97 ! MK 0.95 NL 0.82 OV 0.93 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.92 HN 0.98 KP 0.94 ! MK 1.03 NL 0.94 OV 0.97 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.97 KP 1.06 ! LA 1.02 MK 1.07 NL 1.18 OV 0.96 ! PT 1.00 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.92 HN 0.98 KP 0.94 ! MK 0.92 NL 0.85 OV 0.95 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.91 FD 0.99 HN 1.03 KP 0.95 ! MK 0.93 NL 0.97 OV 0.93 SC 0.91 ! ! ! Fit before self-cal, rms=0.060313Jy sigma=0.940610 ! Fit after self-cal, rms=0.056626Jy sigma=0.873771 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8361 mas, bmaj=2.841 mas, bpa=45.06 degrees ! Estimated noise=0.21681 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 = 0.00293505 Jy ! Component: 100 - total flux cleaned = 0.00497619 Jy ! Component: 150 - total flux cleaned = 0.00657763 Jy ! Component: 200 - total flux cleaned = 0.00785377 Jy ! Total flux subtracted in 200 components = 0.00785377 Jy ! Clean residual min=-0.001876 max=0.001840 Jy/beam ! Clean residual mean=-0.000003 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.225877 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 76 components and 0.225877 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=0.056420Jy sigma=0.870175 ! Fit after self-cal, rms=0.056428Jy sigma=0.869943 ! 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=0.056428Jy sigma=0.869943 ! Fit after self-cal, rms=0.055564Jy sigma=0.860531 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8352 mas, bmaj=2.841 mas, bpa=44.99 degrees ! Estimated noise=0.216679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00163321 Jy ! Component: 100 - total flux cleaned = 0.00271689 Jy ! Component: 150 - total flux cleaned = 0.00358144 Jy ! Component: 200 - total flux cleaned = 0.00428644 Jy ! Total flux subtracted in 200 components = 0.00428644 Jy ! Clean residual min=-0.001479 max=0.001478 Jy/beam ! Clean residual mean=-0.000003 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.230163 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 93 components and 0.230163 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=0.055499Jy sigma=0.859460 ! Fit after self-cal, rms=0.055503Jy sigma=0.859392 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 = 0.000332218 Jy ! Component: 100 - total flux cleaned = 0.000652594 Jy ! Component: 150 - total flux cleaned = 0.00085928 Jy ! Component: 200 - total flux cleaned = 0.000974158 Jy ! Total flux subtracted in 200 components = 0.000974158 Jy ! Clean residual min=-0.001408 max=0.001392 Jy/beam ! Clean residual mean=-0.000003 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.231138 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 106 components and 0.231138 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=0.055486Jy sigma=0.859146 ! Fit after self-cal, rms=0.055486Jy sigma=0.859135 ! 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=0.055486Jy sigma=0.859135 ! Fit after self-cal, rms=0.055437Jy sigma=0.858897 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8337 mas, bmaj=2.839 mas, bpa=44.94 degrees ! Estimated noise=0.216836 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000947159 Jy ! Component: 100 - total flux cleaned = 0.00145373 Jy ! Component: 150 - total flux cleaned = 0.00168161 Jy ! Component: 200 - total flux cleaned = 0.00181976 Jy ! Total flux subtracted in 200 components = 0.00181976 Jy ! Clean residual min=-0.001346 max=0.001287 Jy/beam ! Clean residual mean=-0.000003 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.232957 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 114 components and 0.232957 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=0.055415Jy sigma=0.858554 ! Fit after self-cal, rms=0.055414Jy sigma=0.858546 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 = 8.46029e-05 Jy ! Component: 100 - total flux cleaned = 0.000209401 Jy ! Component: 150 - total flux cleaned = 0.000282841 Jy ! Component: 200 - total flux cleaned = 0.000325125 Jy ! Total flux subtracted in 200 components = 0.000325125 Jy ! Clean residual min=-0.001304 max=0.001209 Jy/beam ! Clean residual mean=-0.000003 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.233283 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 122 components and 0.233283 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=0.055406Jy sigma=0.858429 ! Fit after self-cal, rms=0.055406Jy sigma=0.858424 ! 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=0.055406Jy sigma=0.858424 ! Fit after self-cal, rms=0.055382Jy sigma=0.858324 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.955 mas, bmaj=3.362 mas, bpa=42.47 degrees ! Estimated noise=0.26781 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000761899 Jy ! Component: 100 - total flux cleaned = 0.000940285 Jy ! Component: 150 - total flux cleaned = 0.00105326 Jy ! Component: 200 - total flux cleaned = 0.00115138 Jy ! Total flux subtracted in 200 components = 0.00115138 Jy ! Clean residual min=-0.001226 max=0.001297 Jy/beam ! Clean residual mean=-0.000005 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.234434 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 138 components and 0.234434 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=0.055379Jy sigma=0.858247 ! Fit after self-cal, rms=0.055378Jy sigma=0.858231 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 = 0.000213912 Jy ! Component: 100 - total flux cleaned = 0.000270492 Jy ! Component: 150 - total flux cleaned = 0.000321801 Jy ! Component: 200 - total flux cleaned = 0.000357583 Jy ! Total flux subtracted in 200 components = 0.000357583 Jy ! Clean residual min=-0.001192 max=0.001282 Jy/beam ! Clean residual mean=-0.000005 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.234791 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 145 components and 0.234791 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=0.055378Jy sigma=0.858216 ! Fit after self-cal, rms=0.055378Jy sigma=0.858211 ! 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=0.8326 mas, bmaj=2.838 mas, bpa=44.91 degrees ! Estimated noise=0.216962 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8326 x 2.838 at 44.91 degrees (North through East) ! Clean map min=-0.0011588 max=0.19119 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=0.5784 mas, bmaj=2.859 mas, bpa=46.14 degrees ! Estimated noise=0.6082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.14242 Jy ! Component: 100 - total flux cleaned = 0.174464 Jy ! Component: 150 - total flux cleaned = 0.187176 Jy ! Component: 200 - total flux cleaned = 0.195621 Jy ! Total flux subtracted in 200 components = 0.195621 Jy ! Clean residual min=-0.003066 max=0.004540 Jy/beam ! Clean residual mean=0.000001 rms=0.000707 Jy/beam ! Combined flux in latest and established models = 0.195621 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 0.195621 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8326 mas, bmaj=2.838 mas, bpa=44.91 degrees ! Estimated noise=0.216962 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 = 0.00878887 Jy ! Component: 100 - total flux cleaned = 0.0145727 Jy ! Component: 150 - total flux cleaned = 0.0188232 Jy ! Component: 200 - total flux cleaned = 0.022087 Jy ! Total flux subtracted in 200 components = 0.022087 Jy ! Clean residual min=-0.001881 max=0.002614 Jy/beam ! Clean residual mean=0.000003 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.217708 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 39 components and 0.217708 Jy ! Inverting map ! Added new window around map position (-3, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0027707 Jy ! Component: 100 - total flux cleaned = 0.0049152 Jy ! Component: 150 - total flux cleaned = 0.00671396 Jy ! Component: 200 - total flux cleaned = 0.00825991 Jy ! Total flux subtracted in 200 components = 0.00825991 Jy ! Clean residual min=-0.001529 max=0.001375 Jy/beam ! Clean residual mean=0.000000 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.225968 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 73 components and 0.225968 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.955 mas, bmaj=3.362 mas, bpa=42.47 degrees ! Estimated noise=0.26781 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00253009 Jy ! Component: 100 - total flux cleaned = 0.00431287 Jy ! Component: 150 - total flux cleaned = 0.0054557 Jy ! Component: 200 - total flux cleaned = 0.00618206 Jy ! Total flux subtracted in 200 components = 0.00618206 Jy ! Clean residual min=-0.001215 max=0.001424 Jy/beam ! Clean residual mean=-0.000003 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.23215 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 = 0.000555508 Jy ! Component: 100 - total flux cleaned = 0.00103949 Jy ! Component: 150 - total flux cleaned = 0.00137175 Jy ! Component: 200 - total flux cleaned = 0.00157673 Jy ! Total flux subtracted in 200 components = 0.00157673 Jy ! Clean residual min=-0.001143 max=0.001287 Jy/beam ! Clean residual mean=-0.000004 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.233727 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 124 components and 0.233727 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8326 mas, bmaj=2.838 mas, bpa=44.91 degrees ! Estimated noise=0.216962 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.21523e-05 Jy ! Component: 100 - total flux cleaned = 8.10931e-05 Jy ! Component: 150 - total flux cleaned = 0.000243888 Jy ! Component: 200 - total flux cleaned = 0.000304431 Jy ! Total flux subtracted in 200 components = 0.000304431 Jy ! Clean residual min=-0.001029 max=0.000949 Jy/beam ! Clean residual mean=-0.000002 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.234031 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 148 components and 0.234031 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=0.055344Jy sigma=0.857757 ! Fit after self-cal, rms=0.055339Jy sigma=0.857682 wmodel J1937+8356_X_map.mod ! Writing 148 model components to file: J1937+8356_X_map.mod wobs J1937+8356_X_uvs.fits ! Writing UV FITS file: J1937+8356_X_uvs.fits wwins J1937+8356_X_map.win ! wwins: Wrote 3 windows to J1937+8356_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 = -0.000214954 Jy ! Component: 100 - total flux cleaned = -0.000304813 Jy ! Component: 150 - total flux cleaned = -0.000319475 Jy ! Component: 200 - total flux cleaned = -0.000346017 Jy ! Component: 250 - total flux cleaned = -0.00037182 Jy ! Component: 300 - total flux cleaned = -0.000371597 Jy ! Component: 350 - total flux cleaned = -0.000371867 Jy ! Component: 400 - total flux cleaned = -0.000430361 Jy ! Component: 450 - total flux cleaned = -0.000498775 Jy ! Component: 500 - total flux cleaned = -0.000532065 Jy ! Component: 550 - total flux cleaned = -0.000575769 Jy ! Component: 600 - total flux cleaned = -0.000618697 Jy ! Component: 650 - total flux cleaned = -0.000681694 Jy ! Component: 700 - total flux cleaned = -0.000743596 Jy ! Component: 750 - total flux cleaned = -0.000794238 Jy ! Component: 800 - total flux cleaned = -0.000853888 Jy ! Component: 850 - total flux cleaned = -0.000902945 Jy ! Component: 900 - total flux cleaned = -0.000951024 Jy ! Component: 950 - total flux cleaned = -0.00098881 Jy ! Component: 1000 - total flux cleaned = -0.00104477 Jy ! Component: 1050 - total flux cleaned = -0.00108155 Jy ! Component: 1100 - total flux cleaned = -0.00115397 Jy ! Component: 1150 - total flux cleaned = -0.00116286 Jy ! Component: 1200 - total flux cleaned = -0.00122493 Jy ! Component: 1250 - total flux cleaned = -0.00126859 Jy ! Component: 1300 - total flux cleaned = -0.00130305 Jy ! Component: 1350 - total flux cleaned = -0.00130304 Jy ! Component: 1400 - total flux cleaned = -0.00133677 Jy ! Component: 1450 - total flux cleaned = -0.00136166 Jy ! Component: 1500 - total flux cleaned = -0.00136994 Jy ! Component: 1550 - total flux cleaned = -0.00141867 Jy ! Component: 1600 - total flux cleaned = -0.00142655 Jy ! Component: 1650 - total flux cleaned = -0.00142656 Jy ! Component: 1700 - total flux cleaned = -0.00144234 Jy ! Component: 1750 - total flux cleaned = -0.00145799 Jy ! Component: 1800 - total flux cleaned = -0.00151997 Jy ! Component: 1850 - total flux cleaned = -0.00155067 Jy ! Component: 1900 - total flux cleaned = -0.00156591 Jy ! Component: 1950 - total flux cleaned = -0.00162626 Jy ! Component: 2000 - total flux cleaned = -0.00162629 Jy ! Component: 2050 - total flux cleaned = -0.00167825 Jy ! Component: 2100 - total flux cleaned = -0.00170765 Jy ! Component: 2150 - total flux cleaned = -0.00175151 Jy ! Component: 2200 - total flux cleaned = -0.00177334 Jy ! Component: 2250 - total flux cleaned = -0.00179499 Jy ! Component: 2300 - total flux cleaned = -0.00181652 Jy ! Component: 2350 - total flux cleaned = -0.00185915 Jy ! Component: 2400 - total flux cleaned = -0.00187332 Jy ! Component: 2450 - total flux cleaned = -0.00190841 Jy ! Component: 2500 - total flux cleaned = -0.0019154 Jy ! Component: 2550 - total flux cleaned = -0.00195003 Jy ! Component: 2600 - total flux cleaned = -0.00196377 Jy ! Component: 2650 - total flux cleaned = -0.00197053 Jy ! Component: 2700 - total flux cleaned = -0.00197058 Jy ! Component: 2750 - total flux cleaned = -0.00199761 Jy ! Component: 2800 - total flux cleaned = -0.00201106 Jy ! Component: 2850 - total flux cleaned = -0.00201109 Jy ! Component: 2900 - total flux cleaned = -0.00202434 Jy ! Component: 2950 - total flux cleaned = -0.00199136 Jy ! Component: 3000 - total flux cleaned = -0.00199142 Jy ! Component: 3050 - total flux cleaned = -0.00198494 Jy ! Component: 3100 - total flux cleaned = -0.00200439 Jy ! Component: 3150 - total flux cleaned = -0.00199791 Jy ! Component: 3200 - total flux cleaned = -0.0019594 Jy ! Component: 3250 - total flux cleaned = -0.00196582 Jy ! Component: 3300 - total flux cleaned = -0.00196586 Jy ! Component: 3350 - total flux cleaned = -0.00197218 Jy ! Component: 3400 - total flux cleaned = -0.00194703 Jy ! Component: 3450 - total flux cleaned = -0.00194078 Jy ! Component: 3500 - total flux cleaned = -0.00194075 Jy ! Component: 3550 - total flux cleaned = -0.00192833 Jy ! Component: 3600 - total flux cleaned = -0.00192837 Jy ! Component: 3650 - total flux cleaned = -0.00194056 Jy ! Component: 3700 - total flux cleaned = -0.00191614 Jy ! Component: 3750 - total flux cleaned = -0.00192828 Jy ! Component: 3800 - total flux cleaned = -0.00191018 Jy ! Component: 3850 - total flux cleaned = -0.00191618 Jy ! Component: 3900 - total flux cleaned = -0.00192818 Jy ! Component: 3950 - total flux cleaned = -0.00191029 Jy ! Component: 4000 - total flux cleaned = -0.00191618 Jy ! Component: 4050 - total flux cleaned = -0.00192209 Jy ! Total flux subtracted in 4096 components = -0.00191623 Jy ! Clean residual min=-0.000362 max=0.000377 Jy/beam ! Clean residual mean=-0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.232115 Jy keep ! Adding 316 model components to the UV plane model. ! The established model now contains 464 components and 0.232115 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/temp_maps//J1937+8356_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8326 x 2.838 at 44.91 degrees (North through East) ! Clean map min=-0.00094291 max=0.19114 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/temp_maps//J1937+8356_X_map.fits wmodel /vlbi/bp222/temp_maps//J1937+8356_X_map.mod ! Writing 464 model components to file: /vlbi/bp222/temp_maps//J1937+8356_X_map.mod wobs /vlbi/bp222/temp_maps//J1937+8356_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/temp_maps//J1937+8356_X_uvs.fits wwins /vlbi/bp222/temp_maps//J1937+8356_X_map.win ! wwins: Wrote 4 windows to /vlbi/bp222/temp_maps//J1937+8356_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.191139 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000103312 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.162152 0.162152 0.324303 0.648606 1.29721 2.59442 5.18885 10.3777 20.7554 41.5108 83.0216 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.191 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1850.12 quit ! Quitting program ! Log file /vlbi/bp222/temp_maps//J1937+8356_X_dfm.log closed on Thu Feb 14 23:06:41 2019