! Started logfile: /image_prod/ug002_uva//J1757-4149_X_dfm.log on Thu Mar 5 03:33:52 2020 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 /image_prod/ug002_uva//J1757-4149_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1757-4149_X_uva.fits ! AN table 1: 30 integrations on 21 of 21 possible baselines. ! AN table 2: 30 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.991156 visibilities/baseline/integration-bin. ! Found source: J1757-4149 ! ! 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 17484 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 J1757-4149_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! 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=1.012229Jy sigma=6.608868 ! Fit after self-cal, rms=0.870828Jy sigma=5.554199 ! 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=0.6074 mas, bmaj=2.008 mas, bpa=-2.712 degrees ! Estimated noise=2.09407 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 = 0.110394 Jy ! Component: 100 - total flux cleaned = 0.153097 Jy ! Total flux subtracted in 100 components = 0.153097 Jy ! Clean residual min=-0.020358 max=0.028389 Jy/beam ! Clean residual mean=-0.000267 rms=0.004121 Jy/beam ! Combined flux in latest and established models = 0.153097 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.153097 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=0.104745Jy sigma=0.629843 ! Fit after self-cal, rms=0.104100Jy sigma=0.627236 ! Inverting map ! Added new window around map position (0.2, 4.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.019906 Jy ! Component: 100 - total flux cleaned = 0.0246038 Jy ! Total flux subtracted in 100 components = 0.0246038 Jy ! Clean residual min=-0.013430 max=0.018269 Jy/beam ! Clean residual mean=-0.000238 rms=0.003219 Jy/beam ! Combined flux in latest and established models = 0.1777 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.1777 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=0.099659Jy sigma=0.584383 ! Fit after self-cal, rms=0.098973Jy sigma=0.579769 ! 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=0.8238 mas, bmaj=2.574 mas, bpa=-2.808 degrees ! Estimated noise=0.850712 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 = 0.00917235 Jy ! Component: 100 - total flux cleaned = 0.00940871 Jy ! Component: 150 - total flux cleaned = 0.00962735 Jy ! Component: 200 - total flux cleaned = 0.00982436 Jy ! Total flux subtracted in 200 components = 0.00982436 Jy ! Clean residual min=-0.014264 max=0.017252 Jy/beam ! Clean residual mean=-0.000501 rms=0.004408 Jy/beam ! Combined flux in latest and established models = 0.187525 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 0.187525 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=0.097956Jy sigma=0.567802 ! Fit after self-cal, rms=0.097853Jy sigma=0.567540 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8238 x 2.574 at -2.808 degrees (North through East) ! Clean map min=-0.013401 max=0.11988 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.76 HN 1.37 KP 1.01 LA 0.96 ! NL 1.54 PT 0.89 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.81 KP 0.94 LA 0.93 MK 1.23 ! NL 1.97 OV 0.88 PT 1.77 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.76 HN 1.88 KP 0.99 LA 0.94 ! NL 1.43 PT 0.96 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.78 KP 0.96 LA 0.92 MK 1.20 ! NL 2.03 OV 0.89 PT 1.80 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.76 HN 1.30 KP 0.96 LA 1.00 ! NL 1.63 PT 0.90 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.79 KP 0.95 LA 0.95 MK 1.06 ! NL 2.02 OV 0.90 PT 1.74 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.81 HN 1.33 KP 1.00 LA 0.88 ! NL 1.57 PT 0.98 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.79 KP 0.98 LA 0.90 MK 1.14 ! NL 2.08 OV 0.90 PT 1.72 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.77 HN 1.28 KP 1.06 LA 0.89 ! NL 1.37 PT 0.93 SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.81 KP 0.94 LA 0.97 MK 1.14 ! NL 2.02 OV 0.86 PT 1.71 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.81 HN 1.45 KP 0.97 LA 0.95 ! NL 1.45 PT 0.91 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.80 KP 0.97 LA 0.90 MK 1.06 ! NL 1.94 OV 0.91 PT 1.72 SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.77 HN 1.27 KP 0.98 LA 0.89 ! NL 1.41 PT 0.90 SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.77 KP 0.93 LA 0.92 MK 0.92 ! NL 1.93 OV 0.92 PT 1.78 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.78 HN 1.31 KP 1.01 LA 0.88 ! NL 1.64 PT 0.94 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.80 KP 0.97 LA 0.92 MK 0.97 ! NL 1.90 OV 0.91 PT 1.66 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 0.78 HN 1.30 KP 0.97 LA 0.92 ! NL 1.41 PT 0.93 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.79 KP 0.94 LA 0.89 MK 0.95 ! NL 2.16 OV 0.88 PT 1.82 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 0.80 HN 1.56 KP 0.91 LA 0.96 ! NL 1.64 PT 0.91 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.77 KP 0.96 LA 0.96 MK 0.89 ! NL 1.90 OV 0.87 PT 1.62 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.75 HN 1.13 KP 1.01 LA 0.91 ! NL 1.64 PT 0.88 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.76 KP 0.94 LA 0.92 MK 0.69 ! NL 1.88 OV 0.92 PT 1.72 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.76 HN 1.25 KP 0.98 LA 0.93 ! NL 1.49 PT 0.90 SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.79 KP 0.95 LA 0.91 MK 0.86 ! NL 2.07 OV 0.90 PT 1.77 SC 0.91 ! ! ! Fit before self-cal, rms=0.097853Jy sigma=0.567540 ! Fit after self-cal, rms=0.118702Jy sigma=0.473855 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8138 mas, bmaj=2.561 mas, bpa=-2.016 degrees ! Estimated noise=0.870358 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, -10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0073804 Jy ! Component: 100 - total flux cleaned = 0.00895598 Jy ! Component: 150 - total flux cleaned = 0.00999267 Jy ! Component: 200 - total flux cleaned = 0.0103896 Jy ! Total flux subtracted in 200 components = 0.0103896 Jy ! Clean residual min=-0.003734 max=0.003506 Jy/beam ! Clean residual mean=-0.000005 rms=0.000933 Jy/beam ! Combined flux in latest and established models = 0.197914 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 43 components and 0.197914 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=0.118326Jy sigma=0.468413 ! Fit after self-cal, rms=0.119726Jy sigma=0.466719 ! 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=0.119726Jy sigma=0.466719 ! Fit after self-cal, rms=0.122243Jy sigma=0.466281 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8132 mas, bmaj=2.56 mas, bpa=-2.122 degrees ! Estimated noise=0.865741 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173701 Jy ! Component: 100 - total flux cleaned = 0.00174166 Jy ! Component: 150 - total flux cleaned = 0.00174214 Jy ! Component: 200 - total flux cleaned = 0.00180502 Jy ! Total flux subtracted in 200 components = 0.00180502 Jy ! Clean residual min=-0.003335 max=0.003029 Jy/beam ! Clean residual mean=-0.000012 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 0.19972 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 61 components and 0.19972 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=0.122121Jy sigma=0.465237 ! Fit after self-cal, rms=0.122204Jy sigma=0.465155 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 = 0.000347714 Jy ! Component: 100 - total flux cleaned = 0.000459217 Jy ! Component: 150 - total flux cleaned = 0.000510231 Jy ! Component: 200 - total flux cleaned = 0.000558135 Jy ! Total flux subtracted in 200 components = 0.000558135 Jy ! Clean residual min=-0.003307 max=0.002896 Jy/beam ! Clean residual mean=-0.000009 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 0.200278 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 69 components and 0.200278 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=0.122139Jy sigma=0.464783 ! Fit after self-cal, rms=0.122145Jy sigma=0.464753 ! 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=0.122145Jy sigma=0.464753 ! Fit after self-cal, rms=0.124324Jy sigma=0.464538 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8116 mas, bmaj=2.556 mas, bpa=-2.267 degrees ! Estimated noise=0.862796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.39707e-05 Jy ! Component: 100 - total flux cleaned = 2.3819e-05 Jy ! Component: 150 - total flux cleaned = 7.67119e-05 Jy ! Component: 200 - total flux cleaned = 2.52938e-05 Jy ! Total flux subtracted in 200 components = 2.52938e-05 Jy ! Clean residual min=-0.002978 max=0.002610 Jy/beam ! Clean residual mean=-0.000015 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.200303 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 76 components and 0.200303 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=0.124241Jy sigma=0.464141 ! Fit after self-cal, rms=0.124330Jy sigma=0.464104 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 = -6.59576e-05 Jy ! Component: 100 - total flux cleaned = -6.47271e-05 Jy ! Component: 150 - total flux cleaned = -6.30779e-05 Jy ! Component: 200 - total flux cleaned = -6.27523e-05 Jy ! Total flux subtracted in 200 components = -6.27523e-05 Jy ! Clean residual min=-0.002934 max=0.002554 Jy/beam ! Clean residual mean=-0.000015 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 0.20024 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 80 components and 0.20024 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=0.124273Jy sigma=0.463887 ! Fit after self-cal, rms=0.124287Jy sigma=0.463870 ! 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=0.124287Jy sigma=0.463870 ! Fit after self-cal, rms=0.125690Jy sigma=0.463790 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.536 mas, bmaj=8.587 mas, bpa=-4.216 degrees ! Estimated noise=1.07916 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000226513 Jy ! Component: 100 - total flux cleaned = -4.41802e-05 Jy ! Component: 150 - total flux cleaned = 3.4372e-05 Jy ! Component: 200 - total flux cleaned = 0.000108148 Jy ! Total flux subtracted in 200 components = 0.000108148 Jy ! Clean residual min=-0.002774 max=0.002463 Jy/beam ! Clean residual mean=-0.000030 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.200348 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 86 components and 0.200348 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=0.125649Jy sigma=0.463684 ! Fit after self-cal, rms=0.125711Jy sigma=0.463649 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 = -6.63653e-05 Jy ! Component: 100 - total flux cleaned = -0.000102639 Jy ! Component: 150 - total flux cleaned = -0.000100728 Jy ! Component: 200 - total flux cleaned = -6.97926e-05 Jy ! Total flux subtracted in 200 components = -6.97926e-05 Jy ! Clean residual min=-0.002713 max=0.002402 Jy/beam ! Clean residual mean=-0.000029 rms=0.000783 Jy/beam ! Combined flux in latest and established models = 0.200279 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 88 components and 0.200279 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=0.125675Jy sigma=0.463657 ! Fit after self-cal, rms=0.125673Jy sigma=0.463610 ! 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=0.8104 mas, bmaj=2.553 mas, bpa=-2.39 degrees ! Estimated noise=0.860397 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8104 x 2.553 at -2.39 degrees (North through East) ! Clean map min=-0.0051662 max=0.12238 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=0.5952 mas, bmaj=1.991 mas, bpa=-2.185 degrees ! Estimated noise=2.08245 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.109965 Jy ! Component: 100 - total flux cleaned = 0.153697 Jy ! Component: 150 - total flux cleaned = 0.174207 Jy ! Component: 200 - total flux cleaned = 0.179993 Jy ! Total flux subtracted in 200 components = 0.179993 Jy ! Clean residual min=-0.009125 max=0.008624 Jy/beam ! Clean residual mean=-0.000053 rms=0.001676 Jy/beam ! Combined flux in latest and established models = 0.179993 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.179993 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8104 mas, bmaj=2.553 mas, bpa=-2.39 degrees ! Estimated noise=0.860397 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) ! Added new window around map position (-4, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00983136 Jy ! Component: 100 - total flux cleaned = 0.0135806 Jy ! Component: 150 - total flux cleaned = 0.0153236 Jy ! Component: 200 - total flux cleaned = 0.0167696 Jy ! Total flux subtracted in 200 components = 0.0167696 Jy ! Clean residual min=-0.004098 max=0.004091 Jy/beam ! Clean residual mean=-0.000028 rms=0.000816 Jy/beam ! Combined flux in latest and established models = 0.196763 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 38 components and 0.196763 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=2.536 mas, bmaj=8.587 mas, bpa=-4.216 degrees ! Estimated noise=1.07916 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00325757 Jy ! Component: 100 - total flux cleaned = 0.00364053 Jy ! Component: 150 - total flux cleaned = 0.00391037 Jy ! Component: 200 - total flux cleaned = 0.00415307 Jy ! Total flux subtracted in 200 components = 0.00415307 Jy ! Clean residual min=-0.002941 max=0.002667 Jy/beam ! Clean residual mean=-0.000020 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 0.200916 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 = 0.000216714 Jy ! Component: 100 - total flux cleaned = 0.000311939 Jy ! Component: 150 - total flux cleaned = 0.000313473 Jy ! Component: 200 - total flux cleaned = 0.00027371 Jy ! Total flux subtracted in 200 components = 0.00027371 Jy ! Clean residual min=-0.002837 max=0.002628 Jy/beam ! Clean residual mean=-0.000016 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.20119 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 53 components and 0.20119 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8104 mas, bmaj=2.553 mas, bpa=-2.39 degrees ! Estimated noise=0.860397 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000463493 Jy ! Component: 100 - total flux cleaned = -0.000467347 Jy ! Component: 150 - total flux cleaned = -0.00037164 Jy ! Component: 200 - total flux cleaned = -0.000370059 Jy ! Total flux subtracted in 200 components = -0.000370059 Jy ! Clean residual min=-0.003077 max=0.003049 Jy/beam ! Clean residual mean=-0.000011 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.20082 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 63 components and 0.20082 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=0.125801Jy sigma=0.464490 ! Fit after self-cal, rms=0.125813Jy sigma=0.464235 wmodel J1757-4149_X_map.mod ! Writing 63 model components to file: J1757-4149_X_map.mod wobs J1757-4149_X_uvs.fits ! Writing UV FITS file: J1757-4149_X_uvs.fits wwins J1757-4149_X_map.win ! wwins: Wrote 4 windows to J1757-4149_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000447185 Jy ! Component: 100 - total flux cleaned = -0.000595276 Jy ! Component: 150 - total flux cleaned = -0.000775263 Jy ! Component: 200 - total flux cleaned = -0.000776981 Jy ! Component: 250 - total flux cleaned = -0.000776528 Jy ! Component: 300 - total flux cleaned = -0.000701212 Jy ! Component: 350 - total flux cleaned = -0.000520933 Jy ! Component: 400 - total flux cleaned = -0.000590004 Jy ! Component: 450 - total flux cleaned = -0.000522419 Jy ! Component: 500 - total flux cleaned = -0.000588741 Jy ! Component: 550 - total flux cleaned = -0.000558147 Jy ! Component: 600 - total flux cleaned = -0.00046613 Jy ! Component: 650 - total flux cleaned = -0.000406454 Jy ! Component: 700 - total flux cleaned = -0.000319348 Jy ! Component: 750 - total flux cleaned = -0.000233732 Jy ! Component: 800 - total flux cleaned = -0.00020549 Jy ! Component: 850 - total flux cleaned = -0.000178096 Jy ! Component: 900 - total flux cleaned = -0.00015152 Jy ! Component: 950 - total flux cleaned = -0.000125337 Jy ! Component: 1000 - total flux cleaned = -9.96965e-05 Jy ! Component: 1050 - total flux cleaned = -0.000150298 Jy ! Component: 1100 - total flux cleaned = -7.60882e-05 Jy ! Component: 1150 - total flux cleaned = -0.000124961 Jy ! Component: 1200 - total flux cleaned = -0.000125205 Jy ! Component: 1250 - total flux cleaned = -0.000125141 Jy ! Component: 1300 - total flux cleaned = -0.000194777 Jy ! Component: 1350 - total flux cleaned = -0.000148937 Jy ! Component: 1400 - total flux cleaned = -0.00012624 Jy ! Component: 1450 - total flux cleaned = -8.21556e-05 Jy ! Component: 1500 - total flux cleaned = -8.24675e-05 Jy ! Component: 1550 - total flux cleaned = -6.09049e-05 Jy ! Component: 1600 - total flux cleaned = -0.000103515 Jy ! Component: 1650 - total flux cleaned = -0.000103198 Jy ! Component: 1700 - total flux cleaned = -6.19356e-05 Jy ! Component: 1750 - total flux cleaned = -0.000123082 Jy ! Component: 1800 - total flux cleaned = -0.000123031 Jy ! Component: 1850 - total flux cleaned = -0.000123097 Jy ! Component: 1900 - total flux cleaned = -0.000122989 Jy ! Component: 1950 - total flux cleaned = -0.000180652 Jy ! Component: 2000 - total flux cleaned = -0.000123339 Jy ! Component: 2050 - total flux cleaned = -0.000179899 Jy ! Component: 2100 - total flux cleaned = -0.000179883 Jy ! Component: 2150 - total flux cleaned = -0.000161585 Jy ! Component: 2200 - total flux cleaned = -0.000197888 Jy ! Component: 2250 - total flux cleaned = -0.000197716 Jy ! Component: 2300 - total flux cleaned = -0.000162217 Jy ! Component: 2350 - total flux cleaned = -0.000197699 Jy ! Component: 2400 - total flux cleaned = -0.000180373 Jy ! Component: 2450 - total flux cleaned = -0.000232156 Jy ! Component: 2500 - total flux cleaned = -0.000266008 Jy ! Component: 2550 - total flux cleaned = -0.000249096 Jy ! Component: 2600 - total flux cleaned = -0.000282562 Jy ! Component: 2650 - total flux cleaned = -0.000299155 Jy ! Component: 2700 - total flux cleaned = -0.000331802 Jy ! Component: 2750 - total flux cleaned = -0.00038053 Jy ! Component: 2800 - total flux cleaned = -0.000396577 Jy ! Component: 2850 - total flux cleaned = -0.000428425 Jy ! Component: 2900 - total flux cleaned = -0.000491473 Jy ! Component: 2950 - total flux cleaned = -0.000507328 Jy ! Component: 3000 - total flux cleaned = -0.000568984 Jy ! Component: 3050 - total flux cleaned = -0.000584419 Jy ! Component: 3100 - total flux cleaned = -0.000660024 Jy ! Component: 3150 - total flux cleaned = -0.000659934 Jy ! Component: 3200 - total flux cleaned = -0.000749021 Jy ! Component: 3250 - total flux cleaned = -0.000778225 Jy ! Component: 3300 - total flux cleaned = -0.000807372 Jy ! Component: 3350 - total flux cleaned = -0.000836336 Jy ! Component: 3400 - total flux cleaned = -0.000879414 Jy ! Component: 3450 - total flux cleaned = -0.000936608 Jy ! Component: 3500 - total flux cleaned = -0.00100744 Jy ! Component: 3550 - total flux cleaned = -0.00104968 Jy ! Component: 3600 - total flux cleaned = -0.00106354 Jy ! Component: 3650 - total flux cleaned = -0.00116056 Jy ! Component: 3700 - total flux cleaned = -0.00120189 Jy ! Component: 3750 - total flux cleaned = -0.00127018 Jy ! Component: 3800 - total flux cleaned = -0.00131092 Jy ! Component: 3850 - total flux cleaned = -0.00137813 Jy ! Component: 3900 - total flux cleaned = -0.00136479 Jy ! Component: 3950 - total flux cleaned = -0.00144456 Jy ! Component: 4000 - total flux cleaned = -0.00151051 Jy ! Component: 4050 - total flux cleaned = -0.00153664 Jy ! Total flux subtracted in 4096 components = -0.00157577 Jy ! Clean residual min=-0.000688 max=0.000671 Jy/beam ! Clean residual mean=-0.000007 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.199244 Jy keep ! Adding 261 model components to the UV plane model. ! The established model now contains 323 components and 0.199244 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1757-4149_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8104 x 2.553 at -2.39 degrees (North through East) ! Clean map min=-0.0036862 max=0.125 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1757-4149_X_map.fits wmodel /image_prod/ug002_uva//J1757-4149_X_map.mod ! Writing 323 model components to file: /image_prod/ug002_uva//J1757-4149_X_map.mod wobs /image_prod/ug002_uva//J1757-4149_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1757-4149_X_uvs.fits wwins /image_prod/ug002_uva//J1757-4149_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1757-4149_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.125 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000225047 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.540112 0.540112 1.08022 2.16045 4.3209 8.6418 17.2836 34.5672 69.1344 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.125 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 555.44 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1757-4149_X_dfm.log closed on Thu Mar 5 03:33:56 2020