! Started logfile: /vlbi/uf001/uvm//J1736-3400_X_a_dfm.log on Sun Jan 13 22:07:57 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/uvm//J1736-3400_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1736-3400_X_a_uvm.fits ! AN table 1: 84 integrations on 15 of 15 possible baselines. ! AN table 2: 118 integrations on 15 of 15 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1736-3400 ! ! 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 36360 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 J1736-3400_X_a] 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 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002956Jy sigma=19.206486 ! Fit after self-cal, rms=0.955841Jy sigma=18.277762 ! 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=1.878 mas, bmaj=7.456 mas, bpa=4.027 degrees ! Estimated noise=0.527489 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 = 0.0335162 Jy ! Component: 100 - total flux cleaned = 0.0430991 Jy ! Total flux subtracted in 100 components = 0.0430991 Jy ! Clean residual min=-0.002796 max=0.003929 Jy/beam ! Clean residual mean=-0.000024 rms=0.000885 Jy/beam ! Combined flux in latest and established models = 0.0430991 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0430991 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=0.061833Jy sigma=1.148887 ! Fit after self-cal, rms=0.060522Jy sigma=1.123989 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00607801 Jy ! Component: 100 - total flux cleaned = 0.00933657 Jy ! Total flux subtracted in 100 components = 0.00933657 Jy ! Clean residual min=-0.002888 max=0.003104 Jy/beam ! Clean residual mean=-0.000014 rms=0.000770 Jy/beam ! Combined flux in latest and established models = 0.0524356 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 59 components and 0.0524357 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=0.059849Jy sigma=1.108254 ! Fit after self-cal, rms=0.059843Jy sigma=1.107263 ! 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=2.394 mas, bmaj=8.602 mas, bpa=4.231 degrees ! Estimated noise=0.198463 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 = 0.00293315 Jy ! Component: 100 - total flux cleaned = 0.00456763 Jy ! Component: 150 - total flux cleaned = 0.00556834 Jy ! Component: 200 - total flux cleaned = 0.005993 Jy ! Total flux subtracted in 200 components = 0.005993 Jy ! Clean residual min=-0.001688 max=0.002355 Jy/beam ! Clean residual mean=-0.000007 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.0584287 Jy ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 115 components and 0.0584287 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=0.059719Jy sigma=1.104038 ! Fit after self-cal, rms=0.059732Jy sigma=1.103564 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.394 x 8.602 at 4.231 degrees (North through East) ! Clean map min=-0.0016183 max=0.047318 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 KP 0.99 LA 0.98 NL 1.14 ! OV 0.95 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 KP 1.08 LA 0.98 ! NL 1.16 PT 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 KP 1.00 LA 1.07 NL 1.16 ! OV 0.97 PT 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.97 KP 1.08 LA 1.00 ! NL 1.16 PT 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 KP 1.08 LA 1.05 NL 1.07 ! OV 0.95 PT 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.99 KP 1.02 LA 1.08 ! NL 1.19 PT 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 KP 1.06 LA 1.01 NL 1.12 ! OV 0.90 PT 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.97 KP 1.15 LA 1.00 ! NL 1.17 PT 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 KP 1.13 LA 0.96 NL 1.05 ! OV 1.02 PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00 KP 1.11 LA 1.03 ! NL 1.13 PT 0.90 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 KP 1.10 LA 1.09 NL 0.97 ! OV 0.90 PT 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.97 KP 1.13 LA 1.00 ! NL 1.04 PT 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 KP 1.06 LA 1.07 NL 1.10 ! OV 0.90 PT 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.00 KP 1.11 LA 0.98 ! NL 1.06 PT 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 KP 1.14 LA 1.05 NL 1.01 ! OV 0.90 PT 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.91 KP 1.10 LA 0.97 ! NL 1.19 PT 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 KP 1.02 LA 1.01 NL 1.11 ! OV 0.86 PT 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 0.96 KP 1.12 LA 1.03 ! NL 1.03 PT 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 KP 1.01 LA 1.07 NL 1.12 ! OV 0.85 PT 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 0.90 KP 1.01 LA 1.00 ! NL 1.11 PT 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 KP 0.99 LA 1.03 NL 1.11 ! OV 0.86 PT 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00 KP 1.07 LA 0.99 ! NL 0.96 PT 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 KP 1.03 LA 1.08 NL 1.13 ! OV 0.89 PT 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.97 KP 1.05 LA 1.04 ! NL 1.00 PT 0.86 ! ! ! Fit before self-cal, rms=0.059732Jy sigma=1.103564 ! Fit after self-cal, rms=0.061160Jy sigma=1.099548 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.431 mas, bmaj=8.708 mas, bpa=4.777 degrees ! Estimated noise=0.200142 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 (3.6, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116336 Jy ! Component: 100 - total flux cleaned = 0.00111807 Jy ! Component: 150 - total flux cleaned = 0.00121076 Jy ! Component: 200 - total flux cleaned = 0.00120962 Jy ! Total flux subtracted in 200 components = 0.00120962 Jy ! Clean residual min=-0.000970 max=0.001031 Jy/beam ! Clean residual mean=-0.000006 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.0596383 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 139 components and 0.0596383 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=0.061102Jy sigma=1.098529 ! Fit after self-cal, rms=0.061250Jy sigma=1.097264 ! 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=0.061250Jy sigma=1.097264 ! Fit after self-cal, rms=0.062099Jy sigma=1.095416 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.424 mas, bmaj=8.668 mas, bpa=4.346 degrees ! Estimated noise=0.199701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00054896 Jy ! Component: 100 - total flux cleaned = 0.000605967 Jy ! Component: 150 - total flux cleaned = 0.000667436 Jy ! Component: 200 - total flux cleaned = 0.00076331 Jy ! Total flux subtracted in 200 components = 0.00076331 Jy ! Clean residual min=-0.000810 max=0.000659 Jy/beam ! Clean residual mean=-0.000002 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.0604016 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 177 components and 0.0604016 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=0.062086Jy sigma=1.095200 ! Fit after self-cal, rms=0.062171Jy sigma=1.094651 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 = 0.0002688 Jy ! Component: 100 - total flux cleaned = 0.000269918 Jy ! Component: 150 - total flux cleaned = 0.00029811 Jy ! Component: 200 - total flux cleaned = 0.000310506 Jy ! Total flux subtracted in 200 components = 0.000310506 Jy ! Clean residual min=-0.000806 max=0.000659 Jy/beam ! Clean residual mean=-0.000001 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.0607121 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 204 components and 0.0607121 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=0.062163Jy sigma=1.094527 ! Fit after self-cal, rms=0.062163Jy sigma=1.094422 ! 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=0.062163Jy sigma=1.094422 ! Fit after self-cal, rms=0.062429Jy sigma=1.094192 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.416 mas, bmaj=8.647 mas, bpa=4.191 degrees ! Estimated noise=0.199228 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000278782 Jy ! Component: 100 - total flux cleaned = 0.000357402 Jy ! Component: 150 - total flux cleaned = 0.000390693 Jy ! Component: 200 - total flux cleaned = 0.000442105 Jy ! Total flux subtracted in 200 components = 0.000442105 Jy ! Clean residual min=-0.000785 max=0.000612 Jy/beam ! Clean residual mean=-0.000000 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0611542 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 225 components and 0.0611542 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=0.062423Jy sigma=1.094099 ! Fit after self-cal, rms=0.062457Jy sigma=1.093972 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 = 0.000164143 Jy ! Component: 100 - total flux cleaned = 0.000223311 Jy ! Component: 150 - total flux cleaned = 0.000254342 Jy ! Component: 200 - total flux cleaned = 0.000274233 Jy ! Total flux subtracted in 200 components = 0.000274233 Jy ! Clean residual min=-0.000778 max=0.000639 Jy/beam ! Clean residual mean=0.000000 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0614284 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 240 components and 0.0614284 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=0.062453Jy sigma=1.093906 ! Fit after self-cal, rms=0.062455Jy sigma=1.093885 ! 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=0.062455Jy sigma=1.093885 ! Fit after self-cal, rms=0.062500Jy sigma=1.093854 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.804 mas, bmaj=9.372 mas, bpa=5.151 degrees ! Estimated noise=0.201158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000190012 Jy ! Component: 100 - total flux cleaned = 0.000323664 Jy ! Component: 150 - total flux cleaned = 0.000353127 Jy ! Component: 200 - total flux cleaned = 0.000366855 Jy ! Total flux subtracted in 200 components = 0.000366855 Jy ! Clean residual min=-0.000721 max=0.000580 Jy/beam ! Clean residual mean=0.000001 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0617953 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 255 components and 0.0617953 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=0.062496Jy sigma=1.093807 ! Fit after self-cal, rms=0.062512Jy sigma=1.093789 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 = 0.000102834 Jy ! Component: 100 - total flux cleaned = 0.000132839 Jy ! Component: 150 - total flux cleaned = 0.000146733 Jy ! Component: 200 - total flux cleaned = 0.000146846 Jy ! Total flux subtracted in 200 components = 0.000146846 Jy ! Clean residual min=-0.000713 max=0.000581 Jy/beam ! Clean residual mean=0.000001 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0619421 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 265 components and 0.0619421 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=0.062509Jy sigma=1.093758 ! Fit after self-cal, rms=0.062512Jy sigma=1.093752 ! 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=2.412 mas, bmaj=8.639 mas, bpa=4.16 degrees ! Estimated noise=0.199151 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.412 x 8.639 at 4.16 degrees (North through East) ! Clean map min=-0.0009838 max=0.047009 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=1.893 mas, bmaj=7.502 mas, bpa=3.594 degrees ! Estimated noise=0.534437 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0346312 Jy ! Component: 100 - total flux cleaned = 0.0452898 Jy ! Component: 150 - total flux cleaned = 0.0503148 Jy ! Component: 200 - total flux cleaned = 0.053794 Jy ! Total flux subtracted in 200 components = 0.053794 Jy ! Clean residual min=-0.002711 max=0.002623 Jy/beam ! Clean residual mean=-0.000016 rms=0.000647 Jy/beam ! Combined flux in latest and established models = 0.0537941 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 54 model components to the UV plane model. ! The established model now contains 54 components and 0.0537941 Jy ! Inverting map and beam ! Estimated beam: bmin=2.412 mas, bmaj=8.639 mas, bpa=4.16 degrees ! Estimated noise=0.199151 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 = 0.00323876 Jy ! Component: 100 - total flux cleaned = 0.00473505 Jy ! Component: 150 - total flux cleaned = 0.00531019 Jy ! Component: 200 - total flux cleaned = 0.00576265 Jy ! Total flux subtracted in 200 components = 0.00576265 Jy ! Clean residual min=-0.001024 max=0.000801 Jy/beam ! Clean residual mean=-0.000005 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0595567 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 114 components and 0.0595567 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=2.804 mas, bmaj=9.372 mas, bpa=5.151 degrees ! Estimated noise=0.201158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000518169 Jy ! Component: 100 - total flux cleaned = 0.000720005 Jy ! Component: 150 - total flux cleaned = 0.000890096 Jy ! Component: 200 - total flux cleaned = 0.00102082 Jy ! Total flux subtracted in 200 components = 0.00102082 Jy ! Clean residual min=-0.000858 max=0.000728 Jy/beam ! Clean residual mean=-0.000003 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0605775 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 = 0.000118551 Jy ! Component: 100 - total flux cleaned = 0.000227875 Jy ! Component: 150 - total flux cleaned = 0.000300475 Jy ! Component: 200 - total flux cleaned = 0.00039564 Jy ! Total flux subtracted in 200 components = 0.00039564 Jy ! Clean residual min=-0.000809 max=0.000621 Jy/beam ! Clean residual mean=-0.000002 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0609732 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 185 components and 0.0609731 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.412 mas, bmaj=8.639 mas, bpa=4.16 degrees ! Estimated noise=0.199151 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.93982e-05 Jy ! Component: 100 - total flux cleaned = -5.67978e-06 Jy ! Component: 150 - total flux cleaned = 8.19593e-05 Jy ! Component: 200 - total flux cleaned = 0.000175104 Jy ! Total flux subtracted in 200 components = 0.000175104 Jy ! Clean residual min=-0.000838 max=0.000670 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0611482 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 206 components and 0.0611482 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=0.062517Jy sigma=1.093832 ! Fit after self-cal, rms=0.062516Jy sigma=1.093787 wmodel J1736-3400_X_a_map.mod ! Writing 206 model components to file: J1736-3400_X_a_map.mod wobs J1736-3400_X_a_uvs.fits ! Writing UV FITS file: J1736-3400_X_a_uvs.fits wwins J1736-3400_X_a_map.win ! wwins: Wrote 2 windows to J1736-3400_X_a_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 = -0.000325149 Jy ! Component: 100 - total flux cleaned = -0.000488935 Jy ! Component: 150 - total flux cleaned = -0.00058782 Jy ! Component: 200 - total flux cleaned = -0.000661305 Jy ! Component: 250 - total flux cleaned = -0.000731607 Jy ! Component: 300 - total flux cleaned = -0.000789363 Jy ! Component: 350 - total flux cleaned = -0.000835842 Jy ! Component: 400 - total flux cleaned = -0.000907804 Jy ! Component: 450 - total flux cleaned = -0.000960094 Jy ! Component: 500 - total flux cleaned = -0.0010112 Jy ! Component: 550 - total flux cleaned = -0.00105255 Jy ! Component: 600 - total flux cleaned = -0.001101 Jy ! Component: 650 - total flux cleaned = -0.00114837 Jy ! Component: 700 - total flux cleaned = -0.00120231 Jy ! Component: 750 - total flux cleaned = -0.00125508 Jy ! Component: 800 - total flux cleaned = -0.00130667 Jy ! Component: 850 - total flux cleaned = -0.00137154 Jy ! Component: 900 - total flux cleaned = -0.00142095 Jy ! Component: 950 - total flux cleaned = -0.00146949 Jy ! Component: 1000 - total flux cleaned = -0.00150352 Jy ! Component: 1050 - total flux cleaned = -0.00153703 Jy ! Component: 1100 - total flux cleaned = -0.00157648 Jy ! Component: 1150 - total flux cleaned = -0.0016023 Jy ! Component: 1200 - total flux cleaned = -0.00162778 Jy ! Component: 1250 - total flux cleaned = -0.00165902 Jy ! Component: 1300 - total flux cleaned = -0.0016836 Jy ! Component: 1350 - total flux cleaned = -0.00171393 Jy ! Component: 1400 - total flux cleaned = -0.0017319 Jy ! Component: 1450 - total flux cleaned = -0.00176745 Jy ! Component: 1500 - total flux cleaned = -0.00180246 Jy ! Component: 1550 - total flux cleaned = -0.00183116 Jy ! Component: 1600 - total flux cleaned = -0.00185389 Jy ! Component: 1650 - total flux cleaned = -0.00185388 Jy ! Component: 1700 - total flux cleaned = -0.00188172 Jy ! Component: 1750 - total flux cleaned = -0.00189819 Jy ! Component: 1800 - total flux cleaned = -0.00192515 Jy ! Component: 1850 - total flux cleaned = -0.00192515 Jy ! Component: 1900 - total flux cleaned = -0.00195159 Jy ! Component: 1950 - total flux cleaned = -0.00195671 Jy ! Component: 2000 - total flux cleaned = -0.00194115 Jy ! Component: 2050 - total flux cleaned = -0.0019566 Jy ! Component: 2100 - total flux cleaned = -0.00197183 Jy ! Component: 2150 - total flux cleaned = -0.00199188 Jy ! Component: 2200 - total flux cleaned = -0.00199184 Jy ! Component: 2250 - total flux cleaned = -0.00201645 Jy ! Component: 2300 - total flux cleaned = -0.00202617 Jy ! Component: 2350 - total flux cleaned = -0.00205037 Jy ! Component: 2400 - total flux cleaned = -0.00204556 Jy ! Component: 2450 - total flux cleaned = -0.00205981 Jy ! Component: 2500 - total flux cleaned = -0.00207383 Jy ! Component: 2550 - total flux cleaned = -0.00208315 Jy ! Component: 2600 - total flux cleaned = -0.00210624 Jy ! Component: 2650 - total flux cleaned = -0.00211545 Jy ! Component: 2700 - total flux cleaned = -0.00214266 Jy ! Component: 2750 - total flux cleaned = -0.00214713 Jy ! Component: 2800 - total flux cleaned = -0.0021783 Jy ! Component: 2850 - total flux cleaned = -0.00218716 Jy ! Component: 2900 - total flux cleaned = -0.00221349 Jy ! Component: 2950 - total flux cleaned = -0.00223523 Jy ! Component: 3000 - total flux cleaned = -0.00224817 Jy ! Component: 3050 - total flux cleaned = -0.00227384 Jy ! Component: 3100 - total flux cleaned = -0.00229504 Jy ! Component: 3150 - total flux cleaned = -0.0023077 Jy ! Component: 3200 - total flux cleaned = -0.00234531 Jy ! Component: 3250 - total flux cleaned = -0.00234941 Jy ! Component: 3300 - total flux cleaned = -0.00236992 Jy ! Component: 3350 - total flux cleaned = -0.00237401 Jy ! Component: 3400 - total flux cleaned = -0.00238619 Jy ! Component: 3450 - total flux cleaned = -0.00240635 Jy ! Component: 3500 - total flux cleaned = -0.00240636 Jy ! Component: 3550 - total flux cleaned = -0.00242227 Jy ! Component: 3600 - total flux cleaned = -0.00243407 Jy ! Component: 3650 - total flux cleaned = -0.00244585 Jy ! Component: 3700 - total flux cleaned = -0.00244974 Jy ! Component: 3750 - total flux cleaned = -0.00247295 Jy ! Component: 3800 - total flux cleaned = -0.00248062 Jy ! Component: 3850 - total flux cleaned = -0.00248444 Jy ! Component: 3900 - total flux cleaned = -0.00248445 Jy ! Component: 3950 - total flux cleaned = -0.00250335 Jy ! Component: 4000 - total flux cleaned = -0.00251082 Jy ! Component: 4050 - total flux cleaned = -0.00251086 Jy ! Total flux subtracted in 4096 components = -0.002522 Jy ! Clean residual min=-0.000209 max=0.000228 Jy/beam ! Clean residual mean=0.000000 rms=0.000077 Jy/beam ! Combined flux in latest and established models = 0.0586262 Jy keep ! Adding 342 model components to the UV plane model. ! The established model now contains 548 components and 0.0586262 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1736-3400_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.412 x 8.639 at 4.16 degrees (North through East) ! Clean map min=-0.00092208 max=0.04698 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1736-3400_X_a_map.fits wmodel /vlbi/uf001/uvm//J1736-3400_X_a_map.mod ! Writing 548 model components to file: /vlbi/uf001/uvm//J1736-3400_X_a_map.mod wobs /vlbi/uf001/uvm//J1736-3400_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1736-3400_X_a_uvs.fits wwins /vlbi/uf001/uvm//J1736-3400_X_a_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uvm//J1736-3400_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0469801 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.67441e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.490064 0.490064 0.980128 1.96026 3.92051 7.84102 15.682 31.3641 62.7282 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.046 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 612.165 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1736-3400_X_a_dfm.log closed on Sun Jan 13 22:08:04 2019