! Started logfile: /vlbi/uf001/uva//J2350+0227_X_b_dfm.log on Mon Jan 14 06:53:30 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//J2350+0227_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2350+0227_X_b_uva.fits ! AN table 1: 58 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.857143 visibilities/baseline/integration-bin. ! Found source: J2350+0227 ! ! 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 121 lines of history. ! ! Reading 12528 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 J2350+0227_X_b] 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 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001261Jy sigma=23.876504 ! Fit after self-cal, rms=0.971429Jy sigma=23.179426 ! 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=1.378 mas, bmaj=2.951 mas, bpa=-8.679 degrees ! Estimated noise=0.505185 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 = 0.0227278 Jy ! Component: 100 - total flux cleaned = 0.0271961 Jy ! Total flux subtracted in 100 components = 0.0271961 Jy ! Clean residual min=-0.002650 max=0.003446 Jy/beam ! Clean residual mean=0.000000 rms=0.000742 Jy/beam ! Combined flux in latest and established models = 0.0271961 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0271961 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=0.050414Jy sigma=1.133089 ! Fit after self-cal, rms=0.048978Jy sigma=1.096923 ! 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=1.61 mas, bmaj=3.083 mas, bpa=-7.798 degrees ! Estimated noise=0.273038 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 = 0.00365663 Jy ! Component: 100 - total flux cleaned = 0.003765 Jy ! Component: 150 - total flux cleaned = 0.00367667 Jy ! Component: 200 - total flux cleaned = 0.00358502 Jy ! Total flux subtracted in 200 components = 0.00358502 Jy ! Clean residual min=-0.001759 max=0.002626 Jy/beam ! Clean residual mean=-0.000001 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.0307811 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.0307811 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=0.048699Jy sigma=1.091605 ! Fit after self-cal, rms=0.048690Jy sigma=1.091391 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.61 x 3.083 at -7.798 degrees (North through East) ! Clean map min=-0.0017775 max=0.032095 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.03 HN 1.09 KP 0.94 ! LA 0.96 NL 1.25 PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 1.03 KP 1.01 ! LA 1.05 NL 1.21 PT 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 0.94 KP 1.01 ! LA 0.94 NL 1.28 PT 1.16 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.98 KP 0.98 ! LA 1.02 NL 1.24 PT 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 0.95 KP 1.01 ! LA 1.04 NL 1.18 PT 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.99 HN 0.85 KP 1.17 ! LA 0.91 NL 1.21 PT 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.82 KP 1.08 ! LA 1.02 NL 1.26 PT 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.05 HN 0.79 KP 1.10 ! LA 0.93 NL 1.22 PT 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.87 HN 0.83 KP 1.02 ! LA 0.93 NL 1.39 PT 1.07 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.98 HN 0.80 KP 1.00 ! LA 0.87 NL 1.22 PT 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.75 HN 0.80 KP 0.95 ! LA 0.96 NL 1.33 PT 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.88 HN 0.73 KP 0.86 ! LA 0.90 NL 1.14 PT 0.96 ! ! ! Fit before self-cal, rms=0.048690Jy sigma=1.091391 ! Fit after self-cal, rms=0.046696Jy sigma=1.083097 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.561 mas, bmaj=3.046 mas, bpa=-7.465 degrees ! Estimated noise=0.270198 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 = 3.10574e-05 Jy ! Component: 100 - total flux cleaned = 1.43596e-06 Jy ! Component: 150 - total flux cleaned = -3.45278e-05 Jy ! Component: 200 - total flux cleaned = -6.57193e-05 Jy ! Total flux subtracted in 200 components = -6.57193e-05 Jy ! Clean residual min=-0.001168 max=0.001061 Jy/beam ! Clean residual mean=0.000000 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0307154 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 25 components and 0.0307154 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=0.046682Jy sigma=1.082821 ! Fit after self-cal, rms=0.046786Jy sigma=1.080393 ! 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=0.046786Jy sigma=1.080393 ! Fit after self-cal, rms=0.052913Jy sigma=1.080378 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.548 mas, bmaj=3.053 mas, bpa=-7.687 degrees ! Estimated noise=0.278644 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000696297 Jy ! Component: 100 - total flux cleaned = 0.000719683 Jy ! Component: 150 - total flux cleaned = 0.000675569 Jy ! Component: 200 - total flux cleaned = 0.000632353 Jy ! Total flux subtracted in 200 components = 0.000632353 Jy ! Clean residual min=-0.001094 max=0.001219 Jy/beam ! Clean residual mean=0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0313477 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 42 components and 0.0313477 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=0.052888Jy sigma=1.080184 ! Fit after self-cal, rms=0.053214Jy sigma=1.078730 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 = -0.000299555 Jy ! Component: 100 - total flux cleaned = -0.000358577 Jy ! Component: 150 - total flux cleaned = -0.000402298 Jy ! Component: 200 - total flux cleaned = -0.000416633 Jy ! Total flux subtracted in 200 components = -0.000416633 Jy ! Clean residual min=-0.001083 max=0.001184 Jy/beam ! Clean residual mean=0.000000 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0309311 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 51 components and 0.0309311 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=0.053210Jy sigma=1.078668 ! Fit after self-cal, rms=0.053217Jy sigma=1.078474 ! 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=0.053217Jy sigma=1.078474 ! Fit after self-cal, rms=0.054057Jy sigma=1.078239 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.54 mas, bmaj=3.06 mas, bpa=-7.842 degrees ! Estimated noise=0.287005 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000719533 Jy ! Component: 100 - total flux cleaned = 0.000797031 Jy ! Component: 150 - total flux cleaned = 0.000767177 Jy ! Component: 200 - total flux cleaned = 0.000737652 Jy ! Total flux subtracted in 200 components = 0.000737652 Jy ! Clean residual min=-0.001122 max=0.001150 Jy/beam ! Clean residual mean=0.000000 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0316688 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 55 components and 0.0316688 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=0.054040Jy sigma=1.077990 ! Fit after self-cal, rms=0.054094Jy sigma=1.077700 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 = -0.000107943 Jy ! Component: 100 - total flux cleaned = -0.000126445 Jy ! Component: 150 - total flux cleaned = -0.000126299 Jy ! Component: 200 - total flux cleaned = -0.000130927 Jy ! Total flux subtracted in 200 components = -0.000130927 Jy ! Clean residual min=-0.001092 max=0.001157 Jy/beam ! Clean residual mean=0.000000 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.0315378 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 62 components and 0.0315378 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=0.054092Jy sigma=1.077672 ! Fit after self-cal, rms=0.054096Jy sigma=1.077659 ! 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=0.054096Jy sigma=1.077659 ! Fit after self-cal, rms=0.054880Jy sigma=1.077729 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.318 mas, bmaj=3.266 mas, bpa=-11.52 degrees ! Estimated noise=0.324301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000780847 Jy ! Component: 100 - total flux cleaned = 0.000836848 Jy ! Component: 150 - total flux cleaned = 0.000863641 Jy ! Component: 200 - total flux cleaned = 0.000852574 Jy ! Total flux subtracted in 200 components = 0.000852574 Jy ! Clean residual min=-0.001104 max=0.001161 Jy/beam ! Clean residual mean=0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0323904 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 71 components and 0.0323904 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=0.054867Jy sigma=1.077521 ! Fit after self-cal, rms=0.054872Jy sigma=1.077281 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 = 1.46879e-05 Jy ! Component: 100 - total flux cleaned = -6.72158e-06 Jy ! Component: 150 - total flux cleaned = -6.59369e-06 Jy ! Component: 200 - total flux cleaned = -3.0099e-06 Jy ! Total flux subtracted in 200 components = -3.0099e-06 Jy ! Clean residual min=-0.001125 max=0.001196 Jy/beam ! Clean residual mean=0.000000 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0323874 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 79 components and 0.0323874 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=0.054871Jy sigma=1.077275 ! Fit after self-cal, rms=0.054870Jy sigma=1.077240 ! 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=1.533 mas, bmaj=3.07 mas, bpa=-7.994 degrees ! Estimated noise=0.294881 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.533 x 3.07 at -7.994 degrees (North through East) ! Clean map min=-0.0015424 max=0.03413 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=1.312 mas, bmaj=2.931 mas, bpa=-8.967 degrees ! Estimated noise=0.542632 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0263644 Jy ! Component: 100 - total flux cleaned = 0.0316842 Jy ! Component: 150 - total flux cleaned = 0.0322282 Jy ! Component: 200 - total flux cleaned = 0.0321643 Jy ! Total flux subtracted in 200 components = 0.0321643 Jy ! Clean residual min=-0.002025 max=0.001942 Jy/beam ! Clean residual mean=0.000000 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.0321643 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 0.0321643 Jy ! Inverting map and beam ! Estimated beam: bmin=1.533 mas, bmaj=3.07 mas, bpa=-7.994 degrees ! Estimated noise=0.294881 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 = 0.000186847 Jy ! Component: 100 - total flux cleaned = 0.000374657 Jy ! Component: 150 - total flux cleaned = 0.000337745 Jy ! Component: 200 - total flux cleaned = 0.000282561 Jy ! Total flux subtracted in 200 components = 0.000282561 Jy ! Clean residual min=-0.001170 max=0.001226 Jy/beam ! Clean residual mean=0.000000 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0324469 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.0324469 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=2.318 mas, bmaj=3.266 mas, bpa=-11.52 degrees ! Estimated noise=0.324301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.99459e-05 Jy ! Component: 100 - total flux cleaned = 5.00896e-05 Jy ! Component: 150 - total flux cleaned = 3.18876e-05 Jy ! Component: 200 - total flux cleaned = 9.47072e-06 Jy ! Total flux subtracted in 200 components = 9.47072e-06 Jy ! Clean residual min=-0.001154 max=0.001246 Jy/beam ! Clean residual mean=0.000000 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.0324564 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 = -1.92709e-05 Jy ! Component: 100 - total flux cleaned = -3.58525e-05 Jy ! Component: 150 - total flux cleaned = -4.09012e-05 Jy ! Component: 200 - total flux cleaned = -5.04053e-05 Jy ! Total flux subtracted in 200 components = -5.04053e-05 Jy ! Clean residual min=-0.001135 max=0.001231 Jy/beam ! Clean residual mean=0.000000 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.032406 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 33 components and 0.032406 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.533 mas, bmaj=3.07 mas, bpa=-7.994 degrees ! Estimated noise=0.294881 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.67739e-05 Jy ! Component: 100 - total flux cleaned = -0.000140275 Jy ! Component: 150 - total flux cleaned = -0.000152618 Jy ! Component: 200 - total flux cleaned = -0.000168782 Jy ! Total flux subtracted in 200 components = -0.000168782 Jy ! Clean residual min=-0.001162 max=0.001196 Jy/beam ! Clean residual mean=0.000000 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0322372 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 44 components and 0.0322372 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=0.054869Jy sigma=1.077250 ! Fit after self-cal, rms=0.054868Jy sigma=1.077228 wmodel J2350+0227_X_b_map.mod ! Writing 44 model components to file: J2350+0227_X_b_map.mod wobs J2350+0227_X_b_uvs.fits ! Writing UV FITS file: J2350+0227_X_b_uvs.fits wwins J2350+0227_X_b_map.win ! wwins: Wrote 1 windows to J2350+0227_X_b_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 = -3.82e-05 Jy ! Component: 100 - total flux cleaned = -5.90042e-05 Jy ! Component: 150 - total flux cleaned = -0.000127818 Jy ! Component: 200 - total flux cleaned = -0.000111167 Jy ! Component: 250 - total flux cleaned = -0.000189349 Jy ! Component: 300 - total flux cleaned = -0.000278206 Jy ! Component: 350 - total flux cleaned = -0.000306033 Jy ! Component: 400 - total flux cleaned = -0.000373005 Jy ! Component: 450 - total flux cleaned = -0.000411976 Jy ! Component: 500 - total flux cleaned = -0.000474921 Jy ! Component: 550 - total flux cleaned = -0.000535685 Jy ! Component: 600 - total flux cleaned = -0.000571123 Jy ! Component: 650 - total flux cleaned = -0.000605649 Jy ! Component: 700 - total flux cleaned = -0.000616712 Jy ! Component: 750 - total flux cleaned = -0.000627679 Jy ! Component: 800 - total flux cleaned = -0.000680823 Jy ! Component: 850 - total flux cleaned = -0.000691305 Jy ! Component: 900 - total flux cleaned = -0.000742208 Jy ! Component: 950 - total flux cleaned = -0.000781753 Jy ! Component: 1000 - total flux cleaned = -0.000791368 Jy ! Component: 1050 - total flux cleaned = -0.000810542 Jy ! Component: 1100 - total flux cleaned = -0.000847623 Jy ! Component: 1150 - total flux cleaned = -0.000874991 Jy ! Component: 1200 - total flux cleaned = -0.000901724 Jy ! Component: 1250 - total flux cleaned = -0.000919126 Jy ! Component: 1300 - total flux cleaned = -0.000953283 Jy ! Component: 1350 - total flux cleaned = -0.000944669 Jy ! Component: 1400 - total flux cleaned = -0.000977783 Jy ! Component: 1450 - total flux cleaned = -0.0010021 Jy ! Component: 1500 - total flux cleaned = -0.000993924 Jy ! Component: 1550 - total flux cleaned = -0.0010177 Jy ! Component: 1600 - total flux cleaned = -0.00105665 Jy ! Component: 1650 - total flux cleaned = -0.00107195 Jy ! Component: 1700 - total flux cleaned = -0.00107948 Jy ! Component: 1750 - total flux cleaned = -0.00109439 Jy ! Component: 1800 - total flux cleaned = -0.00110901 Jy ! Component: 1850 - total flux cleaned = -0.00110901 Jy ! Component: 1900 - total flux cleaned = -0.00113062 Jy ! Component: 1950 - total flux cleaned = -0.00113056 Jy ! Component: 2000 - total flux cleaned = -0.0011445 Jy ! Component: 2050 - total flux cleaned = -0.0011376 Jy ! Component: 2100 - total flux cleaned = -0.001172 Jy ! Component: 2150 - total flux cleaned = -0.00119916 Jy ! Component: 2200 - total flux cleaned = -0.00120589 Jy ! Component: 2250 - total flux cleaned = -0.00123266 Jy ! Component: 2300 - total flux cleaned = -0.00123931 Jy ! Component: 2350 - total flux cleaned = -0.00126565 Jy ! Component: 2400 - total flux cleaned = -0.0012786 Jy ! Component: 2450 - total flux cleaned = -0.00129154 Jy ! Component: 2500 - total flux cleaned = -0.00133629 Jy ! Component: 2550 - total flux cleaned = -0.00132994 Jy ! Component: 2600 - total flux cleaned = -0.00133631 Jy ! Component: 2650 - total flux cleaned = -0.00135514 Jy ! Component: 2700 - total flux cleaned = -0.0013676 Jy ! Component: 2750 - total flux cleaned = -0.00138611 Jy ! Component: 2800 - total flux cleaned = -0.00138611 Jy ! Component: 2850 - total flux cleaned = -0.00136785 Jy ! Component: 2900 - total flux cleaned = -0.00135574 Jy ! Component: 2950 - total flux cleaned = -0.00136178 Jy ! Component: 3000 - total flux cleaned = -0.00136185 Jy ! Component: 3050 - total flux cleaned = -0.00137373 Jy ! Component: 3100 - total flux cleaned = -0.00136784 Jy ! Component: 3150 - total flux cleaned = -0.00137956 Jy ! Component: 3200 - total flux cleaned = -0.00136786 Jy ! Component: 3250 - total flux cleaned = -0.00136204 Jy ! Component: 3300 - total flux cleaned = -0.00136205 Jy ! Component: 3350 - total flux cleaned = -0.00135054 Jy ! Component: 3400 - total flux cleaned = -0.00134479 Jy ! Component: 3450 - total flux cleaned = -0.00134482 Jy ! Component: 3500 - total flux cleaned = -0.00133346 Jy ! Component: 3550 - total flux cleaned = -0.00131652 Jy ! Component: 3600 - total flux cleaned = -0.00132213 Jy ! Component: 3650 - total flux cleaned = -0.00131655 Jy ! Component: 3700 - total flux cleaned = -0.00131655 Jy ! Component: 3750 - total flux cleaned = -0.00132208 Jy ! Component: 3800 - total flux cleaned = -0.00129993 Jy ! Component: 3850 - total flux cleaned = -0.00130546 Jy ! Component: 3900 - total flux cleaned = -0.00129444 Jy ! Component: 3950 - total flux cleaned = -0.00127804 Jy ! Component: 4000 - total flux cleaned = -0.0012944 Jy ! Component: 4050 - total flux cleaned = -0.00129439 Jy ! Total flux subtracted in 4096 components = -0.00128354 Jy ! Clean residual min=-0.000338 max=0.000351 Jy/beam ! Clean residual mean=0.000000 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.0309536 Jy keep ! Adding 248 model components to the UV plane model. ! The established model now contains 292 components and 0.0309537 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2350+0227_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.533 x 3.07 at -7.994 degrees (North through East) ! Clean map min=-0.001562 max=0.034121 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2350+0227_X_b_map.fits wmodel /vlbi/uf001/uva//J2350+0227_X_b_map.mod ! Writing 292 model components to file: /vlbi/uf001/uva//J2350+0227_X_b_map.mod wobs /vlbi/uf001/uva//J2350+0227_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2350+0227_X_b_uvs.fits wwins /vlbi/uf001/uva//J2350+0227_X_b_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J2350+0227_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0341209 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.7166e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.766386 0.766386 1.53277 3.06554 6.13109 12.2622 24.5244 49.0487 98.0974 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.034 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 391.447 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2350+0227_X_b_dfm.log closed on Mon Jan 14 06:53:35 2019