! Started logfile: /vlbi/uf001/uva//J1755+3350_X_a_dfm.log on Mon Jan 14 04:25:32 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//J1755+3350_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1755+3350_X_a_uva.fits ! AN table 1: 116 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1755+3350 ! ! 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 62640 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 J1755+3350_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 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004161Jy sigma=24.938565 ! Fit after self-cal, rms=0.956978Jy sigma=23.767597 ! 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=0.6847 mas, bmaj=1.404 mas, bpa=-3.286 degrees ! Estimated noise=0.261464 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 = 0.0342478 Jy ! Component: 100 - total flux cleaned = 0.0417583 Jy ! Total flux subtracted in 100 components = 0.0417583 Jy ! Clean residual min=-0.001799 max=0.002276 Jy/beam ! Clean residual mean=-0.000001 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.0417583 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0417583 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=0.055488Jy sigma=1.297694 ! Fit after self-cal, rms=0.053648Jy sigma=1.250398 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00403658 Jy ! Component: 100 - total flux cleaned = 0.00541884 Jy ! Total flux subtracted in 100 components = 0.00541884 Jy ! Clean residual min=-0.001547 max=0.002182 Jy/beam ! Clean residual mean=-0.000001 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.0471772 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0471772 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=0.053365Jy sigma=1.243456 ! Fit after self-cal, rms=0.053368Jy sigma=1.243432 ! 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=0.9127 mas, bmaj=1.715 mas, bpa=-3.068 degrees ! Estimated noise=0.116941 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.6, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154871 Jy ! Component: 100 - total flux cleaned = 0.00208988 Jy ! Component: 150 - total flux cleaned = 0.00229862 Jy ! Component: 200 - total flux cleaned = 0.00237572 Jy ! Total flux subtracted in 200 components = 0.00237572 Jy ! Clean residual min=-0.001238 max=0.001376 Jy/beam ! Clean residual mean=-0.000002 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0495529 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 0.0495529 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=0.053316Jy sigma=1.241950 ! Fit after self-cal, rms=0.053309Jy sigma=1.241794 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9127 x 1.715 at -3.068 degrees (North through East) ! Clean map min=-0.0011797 max=0.046585 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 0.98 KP 1.01 ! LA 1.00 MK 1.05 NL 1.16 OV 0.91 ! PT 1.00 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.95 KP 0.99 ! LA 0.97 MK 1.07 NL 1.14 OV 0.91 ! PT 1.01 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.97 HN 1.01 KP 0.97 ! LA 0.96 MK 1.04 NL 1.14 OV 0.90 ! PT 1.03 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.98 KP 1.07 ! LA 0.91 MK 1.06 NL 1.15 OV 0.89 ! PT 1.02 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 1.00 KP 1.12 ! LA 0.97 MK 1.04 NL 1.10 OV 0.91 ! PT 0.97 SC 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.91 KP 1.05 ! LA 0.97 MK 1.00 NL 1.15 OV 0.94 ! PT 1.01 SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.93 KP 1.09 ! LA 0.97 MK 0.98 NL 1.14 OV 0.91 ! PT 0.99 SC 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.99 KP 0.99 ! LA 0.93 MK 1.01 NL 1.17 OV 0.86 ! PT 1.02 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.91 KP 1.04 ! LA 0.95 MK 1.03 NL 1.12 OV 0.88 ! PT 1.05 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.01 HN 0.86 KP 1.03 ! LA 0.92 MK 0.97 NL 1.12 OV 0.87 ! PT 1.02 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.96 HN 0.95 KP 1.02 ! LA 0.96 MK 1.00 NL 1.16 OV 0.89 ! PT 0.99 SC 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.95 HN 0.93 KP 1.01 ! LA 1.00 MK 0.95 NL 1.12 OV 0.91 ! PT 0.95 SC 0.92 ! ! ! Fit before self-cal, rms=0.053309Jy sigma=1.241794 ! Fit after self-cal, rms=0.052328Jy sigma=1.235935 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.905 mas, bmaj=1.715 mas, bpa=-2.42 degrees ! Estimated noise=0.116648 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 = -0.000363074 Jy ! Component: 100 - total flux cleaned = -0.000444033 Jy ! Component: 150 - total flux cleaned = -0.00043246 Jy ! Component: 200 - total flux cleaned = -0.000401332 Jy ! Total flux subtracted in 200 components = -0.000401332 Jy ! Clean residual min=-0.000658 max=0.000826 Jy/beam ! Clean residual mean=-0.000001 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0491516 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 47 components and 0.0491516 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=0.052320Jy sigma=1.235730 ! Fit after self-cal, rms=0.052366Jy sigma=1.235288 ! 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=0.052366Jy sigma=1.235288 ! Fit after self-cal, rms=0.052506Jy sigma=1.233539 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9058 mas, bmaj=1.717 mas, bpa=-2.541 degrees ! Estimated noise=0.116747 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000221743 Jy ! Component: 100 - total flux cleaned = -0.000272308 Jy ! Component: 150 - total flux cleaned = -0.00029799 Jy ! Component: 200 - total flux cleaned = -0.000320041 Jy ! Total flux subtracted in 200 components = -0.000320041 Jy ! Clean residual min=-0.000657 max=0.000727 Jy/beam ! Clean residual mean=-0.000001 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.0488315 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 64 components and 0.0488315 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=0.052503Jy sigma=1.233445 ! Fit after self-cal, rms=0.052519Jy sigma=1.233331 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) ! Added new window around map position (11.6, 39.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000411905 Jy ! Component: 100 - total flux cleaned = 0.000439938 Jy ! Component: 150 - total flux cleaned = 0.000491964 Jy ! Component: 200 - total flux cleaned = 0.000509793 Jy ! Total flux subtracted in 200 components = 0.000509793 Jy ! Clean residual min=-0.000583 max=0.000614 Jy/beam ! Clean residual mean=-0.000001 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.0493413 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 77 components and 0.0493413 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=0.052511Jy sigma=1.233113 ! Fit after self-cal, rms=0.052510Jy sigma=1.233091 ! Inverting map ! Added new window around map position (6, 15.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00041778 Jy ! Component: 100 - total flux cleaned = 0.000571965 Jy ! Component: 150 - total flux cleaned = 0.000683423 Jy ! Component: 200 - total flux cleaned = 0.000779794 Jy ! Total flux subtracted in 200 components = 0.000779794 Jy ! Clean residual min=-0.000556 max=0.000540 Jy/beam ! Clean residual mean=-0.000001 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0501211 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 91 components and 0.0501211 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=0.052502Jy sigma=1.232869 ! Fit after self-cal, rms=0.052502Jy sigma=1.232854 ! 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=0.052502Jy sigma=1.232854 ! Fit after self-cal, rms=0.052563Jy sigma=1.232809 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9058 mas, bmaj=1.717 mas, bpa=-2.525 degrees ! Estimated noise=0.116791 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000238241 Jy ! Component: 100 - total flux cleaned = 0.000269088 Jy ! Component: 150 - total flux cleaned = 0.000315944 Jy ! Component: 200 - total flux cleaned = 0.000342416 Jy ! Total flux subtracted in 200 components = 0.000342416 Jy ! Clean residual min=-0.000532 max=0.000554 Jy/beam ! Clean residual mean=-0.000001 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.0504635 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 102 components and 0.0504635 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=0.052559Jy sigma=1.232716 ! Fit after self-cal, rms=0.052564Jy sigma=1.232713 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) ! Added new window around map position (-13, 10.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000297935 Jy ! Component: 100 - total flux cleaned = 0.000423361 Jy ! Component: 150 - total flux cleaned = 0.000487507 Jy ! Component: 200 - total flux cleaned = 0.000496121 Jy ! Total flux subtracted in 200 components = 0.000496121 Jy ! Clean residual min=-0.000514 max=0.000524 Jy/beam ! Clean residual mean=-0.000001 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0509596 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 112 components and 0.0509596 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=0.052558Jy sigma=1.232587 ! Fit after self-cal, rms=0.052557Jy sigma=1.232569 ! 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=0.052557Jy sigma=1.232569 ! Fit after self-cal, rms=0.052571Jy sigma=1.232553 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.127 mas, bmaj=2.686 mas, bpa=-1.943 degrees ! Estimated noise=0.146981 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00011002 Jy ! Component: 100 - total flux cleaned = 0.000167014 Jy ! Component: 150 - total flux cleaned = 0.000187156 Jy ! Component: 200 - total flux cleaned = 0.000216287 Jy ! Total flux subtracted in 200 components = 0.000216287 Jy ! Clean residual min=-0.000607 max=0.000575 Jy/beam ! Clean residual mean=-0.000003 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0511759 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 126 components and 0.0511759 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=0.052569Jy sigma=1.232516 ! Fit after self-cal, rms=0.052569Jy sigma=1.232512 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.13333e-06 Jy ! Component: 100 - total flux cleaned = 2.39707e-05 Jy ! Component: 150 - total flux cleaned = 5.28515e-05 Jy ! Component: 200 - total flux cleaned = 7.09397e-05 Jy ! Total flux subtracted in 200 components = 7.09397e-05 Jy ! Clean residual min=-0.000602 max=0.000575 Jy/beam ! Clean residual mean=-0.000003 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0512469 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 133 components and 0.0512469 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=0.052568Jy sigma=1.232497 ! Fit after self-cal, rms=0.052568Jy sigma=1.232498 ! 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=0.9054 mas, bmaj=1.716 mas, bpa=-2.511 degrees ! Estimated noise=0.116832 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9054 x 1.716 at -2.511 degrees (North through East) ! Clean map min=-0.00050108 max=0.046519 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=0.6791 mas, bmaj=1.4 mas, bpa=-2.499 degrees ! Estimated noise=0.259792 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0360739 Jy ! Component: 100 - total flux cleaned = 0.0440475 Jy ! Component: 150 - total flux cleaned = 0.0460645 Jy ! Component: 200 - total flux cleaned = 0.0468285 Jy ! Total flux subtracted in 200 components = 0.0468285 Jy ! Clean residual min=-0.001383 max=0.001516 Jy/beam ! Clean residual mean=-0.000000 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.0468285 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0468285 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9054 mas, bmaj=1.716 mas, bpa=-2.511 degrees ! Estimated noise=0.116832 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 = 0.00104601 Jy ! Component: 100 - total flux cleaned = 0.00174125 Jy ! Component: 150 - total flux cleaned = 0.00221939 Jy ! Component: 200 - total flux cleaned = 0.00256737 Jy ! Total flux subtracted in 200 components = 0.00256737 Jy ! Clean residual min=-0.000599 max=0.000586 Jy/beam ! Clean residual mean=-0.000001 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.0493959 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 41 components and 0.0493959 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=2.127 mas, bmaj=2.686 mas, bpa=-1.943 degrees ! Estimated noise=0.146981 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000516317 Jy ! Component: 100 - total flux cleaned = 0.000784678 Jy ! Component: 150 - total flux cleaned = 0.00095896 Jy ! Component: 200 - total flux cleaned = 0.00111184 Jy ! Total flux subtracted in 200 components = 0.00111184 Jy ! Clean residual min=-0.000596 max=0.000589 Jy/beam ! Clean residual mean=-0.000002 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0505077 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 = 0.000146745 Jy ! Component: 100 - total flux cleaned = 0.000213256 Jy ! Component: 150 - total flux cleaned = 0.000283095 Jy ! Component: 200 - total flux cleaned = 0.000347834 Jy ! Total flux subtracted in 200 components = 0.000347834 Jy ! Clean residual min=-0.000589 max=0.000577 Jy/beam ! Clean residual mean=-0.000002 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.0508556 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 97 components and 0.0508556 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9054 mas, bmaj=1.716 mas, bpa=-2.511 degrees ! Estimated noise=0.116832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.90668e-05 Jy ! Component: 100 - total flux cleaned = 9.00359e-05 Jy ! Component: 150 - total flux cleaned = 0.00010243 Jy ! Component: 200 - total flux cleaned = 0.000125101 Jy ! Total flux subtracted in 200 components = 0.000125101 Jy ! Clean residual min=-0.000534 max=0.000578 Jy/beam ! Clean residual mean=-0.000001 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0509807 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 115 components and 0.0509807 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=0.052576Jy sigma=1.232691 ! Fit after self-cal, rms=0.052574Jy sigma=1.232667 wmodel J1755+3350_X_a_map.mod ! Writing 115 model components to file: J1755+3350_X_a_map.mod wobs J1755+3350_X_a_uvs.fits ! Writing UV FITS file: J1755+3350_X_a_uvs.fits wwins J1755+3350_X_a_map.win ! wwins: Wrote 5 windows to J1755+3350_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 = 6.57552e-05 Jy ! Component: 100 - total flux cleaned = 3.77826e-05 Jy ! Component: 150 - total flux cleaned = 1.13871e-05 Jy ! Component: 200 - total flux cleaned = -2.27834e-05 Jy ! Component: 250 - total flux cleaned = -3.9407e-05 Jy ! Component: 300 - total flux cleaned = -4.75736e-05 Jy ! Component: 350 - total flux cleaned = -7.15313e-05 Jy ! Component: 400 - total flux cleaned = -0.000102911 Jy ! Component: 450 - total flux cleaned = -0.0001107 Jy ! Component: 500 - total flux cleaned = -0.000126063 Jy ! Component: 550 - total flux cleaned = -0.000141119 Jy ! Component: 600 - total flux cleaned = -0.000155981 Jy ! Component: 650 - total flux cleaned = -0.000163392 Jy ! Component: 700 - total flux cleaned = -0.000199687 Jy ! Component: 750 - total flux cleaned = -0.000206805 Jy ! Component: 800 - total flux cleaned = -0.000228156 Jy ! Component: 850 - total flux cleaned = -0.000256309 Jy ! Component: 900 - total flux cleaned = -0.000242357 Jy ! Component: 950 - total flux cleaned = -0.000276843 Jy ! Component: 1000 - total flux cleaned = -0.000256327 Jy ! Component: 1050 - total flux cleaned = -0.000256417 Jy ! Component: 1100 - total flux cleaned = -0.000269896 Jy ! Component: 1150 - total flux cleaned = -0.000289863 Jy ! Component: 1200 - total flux cleaned = -0.000316227 Jy ! Component: 1250 - total flux cleaned = -0.000316274 Jy ! Component: 1300 - total flux cleaned = -0.000335795 Jy ! Component: 1350 - total flux cleaned = -0.000380953 Jy ! Component: 1400 - total flux cleaned = -0.000368105 Jy ! Component: 1450 - total flux cleaned = -0.000374446 Jy ! Component: 1500 - total flux cleaned = -0.000405963 Jy ! Component: 1550 - total flux cleaned = -0.000405948 Jy ! Component: 1600 - total flux cleaned = -0.000412154 Jy ! Component: 1650 - total flux cleaned = -0.000424503 Jy ! Component: 1700 - total flux cleaned = -0.000412246 Jy ! Component: 1750 - total flux cleaned = -0.000412257 Jy ! Component: 1800 - total flux cleaned = -0.000412286 Jy ! Component: 1850 - total flux cleaned = -0.000460363 Jy ! Component: 1900 - total flux cleaned = -0.000460333 Jy ! Component: 1950 - total flux cleaned = -0.000466215 Jy ! Component: 2000 - total flux cleaned = -0.000483803 Jy ! Component: 2050 - total flux cleaned = -0.00048374 Jy ! Component: 2100 - total flux cleaned = -0.000477888 Jy ! Component: 2150 - total flux cleaned = -0.000477952 Jy ! Component: 2200 - total flux cleaned = -0.000529692 Jy ! Component: 2250 - total flux cleaned = -0.000529665 Jy ! Component: 2300 - total flux cleaned = -0.000518358 Jy ! Component: 2350 - total flux cleaned = -0.000529682 Jy ! Component: 2400 - total flux cleaned = -0.000557747 Jy ! Component: 2450 - total flux cleaned = -0.000546619 Jy ! Component: 2500 - total flux cleaned = -0.000552162 Jy ! Component: 2550 - total flux cleaned = -0.000568688 Jy ! Component: 2600 - total flux cleaned = -0.000557712 Jy ! Component: 2650 - total flux cleaned = -0.000574142 Jy ! Component: 2700 - total flux cleaned = -0.000557829 Jy ! Component: 2750 - total flux cleaned = -0.000574115 Jy ! Component: 2800 - total flux cleaned = -0.000574153 Jy ! Component: 2850 - total flux cleaned = -0.000558053 Jy ! Component: 2900 - total flux cleaned = -0.000595407 Jy ! Component: 2950 - total flux cleaned = -0.000584831 Jy ! Component: 3000 - total flux cleaned = -0.00059004 Jy ! Component: 3050 - total flux cleaned = -0.000611071 Jy ! Component: 3100 - total flux cleaned = -0.000605835 Jy ! Component: 3150 - total flux cleaned = -0.000584975 Jy ! Component: 3200 - total flux cleaned = -0.000600501 Jy ! Component: 3250 - total flux cleaned = -0.000605649 Jy ! Component: 3300 - total flux cleaned = -0.00057999 Jy ! Component: 3350 - total flux cleaned = -0.000595339 Jy ! Component: 3400 - total flux cleaned = -0.000620784 Jy ! Component: 3450 - total flux cleaned = -0.000600494 Jy ! Component: 3500 - total flux cleaned = -0.000590396 Jy ! Component: 3550 - total flux cleaned = -0.000580323 Jy ! Component: 3600 - total flux cleaned = -0.000575333 Jy ! Component: 3650 - total flux cleaned = -0.000545465 Jy ! Component: 3700 - total flux cleaned = -0.000570244 Jy ! Component: 3750 - total flux cleaned = -0.000560413 Jy ! Component: 3800 - total flux cleaned = -0.000560361 Jy ! Component: 3850 - total flux cleaned = -0.000526072 Jy ! Component: 3900 - total flux cleaned = -0.000521258 Jy ! Component: 3950 - total flux cleaned = -0.000506718 Jy ! Component: 4000 - total flux cleaned = -0.00050672 Jy ! Component: 4050 - total flux cleaned = -0.000492299 Jy ! Total flux subtracted in 4096 components = -0.000482726 Jy ! Clean residual min=-0.000291 max=0.000328 Jy/beam ! Clean residual mean=-0.000000 rms=0.000083 Jy/beam ! Combined flux in latest and established models = 0.0504979 Jy keep ! Adding 334 model components to the UV plane model. ! The established model now contains 449 components and 0.0504979 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1755+3350_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9054 x 1.716 at -2.511 degrees (North through East) ! Clean map min=-0.00039126 max=0.046481 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1755+3350_X_a_map.fits wmodel /vlbi/uf001/uva//J1755+3350_X_a_map.mod ! Writing 449 model components to file: /vlbi/uf001/uva//J1755+3350_X_a_map.mod wobs /vlbi/uf001/uva//J1755+3350_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1755+3350_X_a_uvs.fits wwins /vlbi/uf001/uva//J1755+3350_X_a_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1755+3350_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0464811 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.35403e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.539189 0.539189 1.07838 2.15676 4.31351 8.62703 17.2541 34.5081 69.0162 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= 556.391 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1755+3350_X_a_dfm.log closed on Mon Jan 14 04:25:39 2019