! Started logfile: /image_prod/ug002_uva//J1742-1517_X_dfm.log on Thu Mar 5 03:21:20 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//J1742-1517_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1742-1517_X_uva.fits ! AN table 1: 50 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.673333 visibilities/baseline/integration-bin. ! Found source: J1742-1517 ! ! 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 14544 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 J1742-1517_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.015922Jy sigma=8.403620 ! Fit after self-cal, rms=0.856985Jy sigma=7.124010 ! 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=0.6413 mas, bmaj=1.572 mas, bpa=-2.196 degrees ! Estimated noise=1.39214 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 = 0.111242 Jy ! Component: 100 - total flux cleaned = 0.135542 Jy ! Total flux subtracted in 100 components = 0.135542 Jy ! Clean residual min=-0.008551 max=0.009121 Jy/beam ! Clean residual mean=-0.000003 rms=0.001877 Jy/beam ! Combined flux in latest and established models = 0.135542 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.135542 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=0.069644Jy sigma=0.518381 ! Fit after self-cal, rms=0.069630Jy sigma=0.518330 ! 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=0.8148 mas, bmaj=1.925 mas, bpa=-4.179 degrees ! Estimated noise=0.727393 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 = 0.00890744 Jy ! Component: 100 - total flux cleaned = 0.0127533 Jy ! Component: 150 - total flux cleaned = 0.0137925 Jy ! Component: 200 - total flux cleaned = 0.0141015 Jy ! Total flux subtracted in 200 components = 0.0141015 Jy ! Clean residual min=-0.009891 max=0.012645 Jy/beam ! Clean residual mean=-0.000007 rms=0.002375 Jy/beam ! Combined flux in latest and established models = 0.149644 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 23 components and 0.149644 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=0.068456Jy sigma=0.510265 ! Fit after self-cal, rms=0.068474Jy sigma=0.510172 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8148 x 1.925 at -4.179 degrees (North through East) ! Clean map min=-0.0095116 max=0.14414 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.94 KP 1.09 LA 1.08 ! MK 0.98 NL 1.11 OV 0.87 PT 0.92 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.92 KP 1.18 LA 1.06 ! MK 0.95 NL 1.07 OV 0.88 PT 0.94 ! SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.94 KP 1.13 LA 1.07 ! MK 0.98 NL 1.08 OV 0.88 PT 0.95 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.96 KP 1.10 LA 1.09 ! MK 0.99 NL 1.10 OV 0.86 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.94 KP 1.13 LA 1.07 ! MK 0.95 NL 1.08 OV 0.87 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.93 KP 1.12 LA 1.02 ! MK 1.01 NL 1.08 OV 0.88 PT 0.98 ! SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.00 KP 1.06 LA 1.06 ! MK 1.03 NL 1.09 OV 0.87 PT 0.92 ! SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 HN 0.96 KP 1.14 LA 1.05 ! MK 1.03 NL 1.11 OV 0.84 PT 0.93 ! SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.00 KP 1.05 LA 1.04 ! MK 1.06 NL 1.10 OV 0.84 PT 0.95 ! SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.92 KP 1.09 LA 1.05 ! MK 1.01 NL 1.14 OV 0.88 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.95 KP 1.11 LA 1.03 ! MK 1.02 NL 1.09 OV 0.88 PT 1.02 ! SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 0.95 KP 1.03 LA 1.03 ! MK 0.99 NL 1.15 OV 0.88 PT 0.94 ! SC 1.04 ! ! ! Fit before self-cal, rms=0.068474Jy sigma=0.510172 ! Fit after self-cal, rms=0.065831Jy sigma=0.493676 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8157 mas, bmaj=1.927 mas, bpa=-4.004 degrees ! Estimated noise=0.726116 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 (-5.8, 38.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0122015 Jy ! Component: 100 - total flux cleaned = 0.0189069 Jy ! Component: 150 - total flux cleaned = 0.0230967 Jy ! Component: 200 - total flux cleaned = 0.0261758 Jy ! Total flux subtracted in 200 components = 0.0261758 Jy ! Clean residual min=-0.004554 max=0.005014 Jy/beam ! Clean residual mean=-0.000002 rms=0.001207 Jy/beam ! Combined flux in latest and established models = 0.17582 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 63 components and 0.17582 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=0.063713Jy sigma=0.470511 ! Fit after self-cal, rms=0.063536Jy sigma=0.468382 ! 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=0.063536Jy sigma=0.468382 ! Fit after self-cal, rms=0.062605Jy sigma=0.462846 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8192 mas, bmaj=1.945 mas, bpa=-4.44 degrees ! Estimated noise=0.718277 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00380951 Jy ! Component: 100 - total flux cleaned = 0.00562532 Jy ! Component: 150 - total flux cleaned = 0.0066849 Jy ! Component: 200 - total flux cleaned = 0.00756893 Jy ! Total flux subtracted in 200 components = 0.00756893 Jy ! Clean residual min=-0.003029 max=0.003163 Jy/beam ! Clean residual mean=-0.000001 rms=0.000816 Jy/beam ! Combined flux in latest and established models = 0.183389 Jy selfcal ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 98 components and 0.183389 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=0.062364Jy sigma=0.459983 ! Fit after self-cal, rms=0.062323Jy sigma=0.459579 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 = 0.00177188 Jy ! Component: 100 - total flux cleaned = 0.00253594 Jy ! Component: 150 - total flux cleaned = 0.0031601 Jy ! Component: 200 - total flux cleaned = 0.00360275 Jy ! Total flux subtracted in 200 components = 0.00360275 Jy ! Clean residual min=-0.002870 max=0.002982 Jy/beam ! Clean residual mean=-0.000000 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 0.186991 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 114 components and 0.186991 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=0.062266Jy sigma=0.458896 ! Fit after self-cal, rms=0.062252Jy sigma=0.458797 ! 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=0.062252Jy sigma=0.458797 ! Fit after self-cal, rms=0.062323Jy sigma=0.458508 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.822 mas, bmaj=1.947 mas, bpa=-4.349 degrees ! Estimated noise=0.717814 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000756409 Jy ! Component: 100 - total flux cleaned = 0.00116433 Jy ! Component: 150 - total flux cleaned = 0.00162501 Jy ! Component: 200 - total flux cleaned = 0.0018978 Jy ! Total flux subtracted in 200 components = 0.0018978 Jy ! Clean residual min=-0.002663 max=0.002749 Jy/beam ! Clean residual mean=-0.000000 rms=0.000704 Jy/beam ! Combined flux in latest and established models = 0.188889 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 121 components and 0.188889 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=0.062287Jy sigma=0.458100 ! Fit after self-cal, rms=0.062281Jy sigma=0.458041 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 = 0.000529637 Jy ! Component: 100 - total flux cleaned = 0.00069837 Jy ! Component: 150 - total flux cleaned = 0.000851016 Jy ! Component: 200 - total flux cleaned = 0.00103229 Jy ! Total flux subtracted in 200 components = 0.00103229 Jy ! Clean residual min=-0.002563 max=0.002707 Jy/beam ! Clean residual mean=-0.000000 rms=0.000690 Jy/beam ! Combined flux in latest and established models = 0.189922 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 126 components and 0.189922 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=0.062267Jy sigma=0.457866 ! Fit after self-cal, rms=0.062264Jy sigma=0.457851 ! 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=0.062264Jy sigma=0.457851 ! Fit after self-cal, rms=0.062337Jy sigma=0.457796 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.039 mas, bmaj=4.266 mas, bpa=2.624 degrees ! Estimated noise=0.889235 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00191462 Jy ! Component: 100 - total flux cleaned = 0.00261334 Jy ! Component: 150 - total flux cleaned = 0.00283636 Jy ! Component: 200 - total flux cleaned = 0.00303454 Jy ! Total flux subtracted in 200 components = 0.00303454 Jy ! Clean residual min=-0.003378 max=0.004427 Jy/beam ! Clean residual mean=0.000000 rms=0.001244 Jy/beam ! Combined flux in latest and established models = 0.192956 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 128 components and 0.192956 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=0.062353Jy sigma=0.457795 ! Fit after self-cal, rms=0.062344Jy sigma=0.457713 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 = 0.000814835 Jy ! Component: 100 - total flux cleaned = 0.000979515 Jy ! Component: 150 - total flux cleaned = 0.00115439 Jy ! Component: 200 - total flux cleaned = 0.0012852 Jy ! Total flux subtracted in 200 components = 0.0012852 Jy ! Clean residual min=-0.003262 max=0.004369 Jy/beam ! Clean residual mean=0.000000 rms=0.001210 Jy/beam ! Combined flux in latest and established models = 0.194241 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 131 components and 0.194241 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=0.062372Jy sigma=0.457844 ! Fit after self-cal, rms=0.062368Jy sigma=0.457816 ! 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=0.8236 mas, bmaj=1.948 mas, bpa=-4.268 degrees ! Estimated noise=0.71849 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8236 x 1.948 at -4.268 degrees (North through East) ! Clean map min=-0.0023621 max=0.14387 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=0.6476 mas, bmaj=1.597 mas, bpa=-2.449 degrees ! Estimated noise=1.38767 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.110846 Jy ! Component: 100 - total flux cleaned = 0.135292 Jy ! Component: 150 - total flux cleaned = 0.144973 Jy ! Component: 200 - total flux cleaned = 0.151719 Jy ! Total flux subtracted in 200 components = 0.151719 Jy ! Clean residual min=-0.003695 max=0.004622 Jy/beam ! Clean residual mean=-0.000000 rms=0.001019 Jy/beam ! Combined flux in latest and established models = 0.151719 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.151719 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8236 mas, bmaj=1.948 mas, bpa=-4.268 degrees ! Estimated noise=0.71849 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 = 0.00946396 Jy ! Component: 100 - total flux cleaned = 0.0157522 Jy ! Component: 150 - total flux cleaned = 0.0205165 Jy ! Component: 200 - total flux cleaned = 0.0242211 Jy ! Total flux subtracted in 200 components = 0.0242211 Jy ! Clean residual min=-0.002822 max=0.003404 Jy/beam ! Clean residual mean=-0.000001 rms=0.000921 Jy/beam ! Combined flux in latest and established models = 0.17594 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 68 components and 0.17594 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=2.039 mas, bmaj=4.266 mas, bpa=2.624 degrees ! Estimated noise=0.889235 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00547744 Jy ! Component: 100 - total flux cleaned = 0.00921708 Jy ! Component: 150 - total flux cleaned = 0.0119347 Jy ! Component: 200 - total flux cleaned = 0.0139264 Jy ! Total flux subtracted in 200 components = 0.0139264 Jy ! Clean residual min=-0.003482 max=0.004032 Jy/beam ! Clean residual mean=0.000000 rms=0.001280 Jy/beam ! Combined flux in latest and established models = 0.189867 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 = 0.00147027 Jy ! Component: 100 - total flux cleaned = 0.00256973 Jy ! Component: 150 - total flux cleaned = 0.00340201 Jy ! Component: 200 - total flux cleaned = 0.00385161 Jy ! Total flux subtracted in 200 components = 0.00385161 Jy ! Clean residual min=-0.003195 max=0.004159 Jy/beam ! Clean residual mean=0.000000 rms=0.001205 Jy/beam ! Combined flux in latest and established models = 0.193718 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 105 components and 0.193718 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8236 mas, bmaj=1.948 mas, bpa=-4.268 degrees ! Estimated noise=0.71849 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000790939 Jy ! Component: 100 - total flux cleaned = -0.000683653 Jy ! Component: 150 - total flux cleaned = -0.000636905 Jy ! Component: 200 - total flux cleaned = -0.000558511 Jy ! Total flux subtracted in 200 components = -0.000558511 Jy ! Clean residual min=-0.002393 max=0.002820 Jy/beam ! Clean residual mean=0.000000 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.19316 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 112 components and 0.19316 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=0.062377Jy sigma=0.457894 ! Fit after self-cal, rms=0.062361Jy sigma=0.457800 wmodel J1742-1517_X_map.mod ! Writing 112 model components to file: J1742-1517_X_map.mod wobs J1742-1517_X_uvs.fits ! Writing UV FITS file: J1742-1517_X_uvs.fits wwins J1742-1517_X_map.win ! wwins: Wrote 2 windows to J1742-1517_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 = 0.00119498 Jy ! Component: 100 - total flux cleaned = 0.00188385 Jy ! Component: 150 - total flux cleaned = 0.00231376 Jy ! Component: 200 - total flux cleaned = 0.00263922 Jy ! Component: 250 - total flux cleaned = 0.00284025 Jy ! Component: 300 - total flux cleaned = 0.00287334 Jy ! Component: 350 - total flux cleaned = 0.00287365 Jy ! Component: 400 - total flux cleaned = 0.00284473 Jy ! Component: 450 - total flux cleaned = 0.00276034 Jy ! Component: 500 - total flux cleaned = 0.00259844 Jy ! Component: 550 - total flux cleaned = 0.00249425 Jy ! Component: 600 - total flux cleaned = 0.00236728 Jy ! Component: 650 - total flux cleaned = 0.00219421 Jy ! Component: 700 - total flux cleaned = 0.0020264 Jy ! Component: 750 - total flux cleaned = 0.00184015 Jy ! Component: 800 - total flux cleaned = 0.00168184 Jy ! Component: 850 - total flux cleaned = 0.00157133 Jy ! Component: 900 - total flux cleaned = 0.00146309 Jy ! Component: 950 - total flux cleaned = 0.00131564 Jy ! Component: 1000 - total flux cleaned = 0.0012331 Jy ! Component: 1050 - total flux cleaned = 0.0011323 Jy ! Component: 1100 - total flux cleaned = 0.00109298 Jy ! Component: 1150 - total flux cleaned = 0.00111208 Jy ! Component: 1200 - total flux cleaned = 0.00103547 Jy ! Component: 1250 - total flux cleaned = 0.00101706 Jy ! Component: 1300 - total flux cleaned = 0.000998076 Jy ! Component: 1350 - total flux cleaned = 0.000890563 Jy ! Component: 1400 - total flux cleaned = 0.000873043 Jy ! Component: 1450 - total flux cleaned = 0.00089024 Jy ! Component: 1500 - total flux cleaned = 0.000872639 Jy ! Component: 1550 - total flux cleaned = 0.000855787 Jy ! Component: 1600 - total flux cleaned = 0.000839015 Jy ! Component: 1650 - total flux cleaned = 0.000790501 Jy ! Component: 1700 - total flux cleaned = 0.000822364 Jy ! Component: 1750 - total flux cleaned = 0.000853114 Jy ! Component: 1800 - total flux cleaned = 0.000837655 Jy ! Component: 1850 - total flux cleaned = 0.000837795 Jy ! Component: 1900 - total flux cleaned = 0.000867554 Jy ! Component: 1950 - total flux cleaned = 0.000896945 Jy ! Component: 2000 - total flux cleaned = 0.000939901 Jy ! Component: 2050 - total flux cleaned = 0.00102449 Jy ! Component: 2100 - total flux cleaned = 0.00101017 Jy ! Component: 2150 - total flux cleaned = 0.00109299 Jy ! Component: 2200 - total flux cleaned = 0.00110661 Jy ! Component: 2250 - total flux cleaned = 0.00117373 Jy ! Component: 2300 - total flux cleaned = 0.00118682 Jy ! Component: 2350 - total flux cleaned = 0.0012524 Jy ! Component: 2400 - total flux cleaned = 0.00129107 Jy ! Component: 2450 - total flux cleaned = 0.00126547 Jy ! Component: 2500 - total flux cleaned = 0.00136686 Jy ! Component: 2550 - total flux cleaned = 0.00137933 Jy ! Component: 2600 - total flux cleaned = 0.00144112 Jy ! Component: 2650 - total flux cleaned = 0.00147769 Jy ! Component: 2700 - total flux cleaned = 0.00146563 Jy ! Component: 2750 - total flux cleaned = 0.00148973 Jy ! Component: 2800 - total flux cleaned = 0.0015725 Jy ! Component: 2850 - total flux cleaned = 0.00158431 Jy ! Component: 2900 - total flux cleaned = 0.00163073 Jy ! Component: 2950 - total flux cleaned = 0.0016536 Jy ! Component: 3000 - total flux cleaned = 0.00165373 Jy ! Component: 3050 - total flux cleaned = 0.00169883 Jy ! Component: 3100 - total flux cleaned = 0.00175451 Jy ! Component: 3150 - total flux cleaned = 0.00177669 Jy ! Component: 3200 - total flux cleaned = 0.0018203 Jy ! Component: 3250 - total flux cleaned = 0.00189598 Jy ! Component: 3300 - total flux cleaned = 0.00189589 Jy ! Component: 3350 - total flux cleaned = 0.00191715 Jy ! Component: 3400 - total flux cleaned = 0.00192769 Jy ! Component: 3450 - total flux cleaned = 0.00197974 Jy ! Component: 3500 - total flux cleaned = 0.00194874 Jy ! Component: 3550 - total flux cleaned = 0.00194868 Jy ! Component: 3600 - total flux cleaned = 0.00194868 Jy ! Component: 3650 - total flux cleaned = 0.00191861 Jy ! Component: 3700 - total flux cleaned = 0.00194882 Jy ! Component: 3750 - total flux cleaned = 0.00196864 Jy ! Component: 3800 - total flux cleaned = 0.00195877 Jy ! Component: 3850 - total flux cleaned = 0.00196856 Jy ! Component: 3900 - total flux cleaned = 0.00195898 Jy ! Component: 3950 - total flux cleaned = 0.00197831 Jy ! Component: 4000 - total flux cleaned = 0.00194973 Jy ! Component: 4050 - total flux cleaned = 0.00196885 Jy ! Total flux subtracted in 4096 components = 0.0019783 Jy ! Clean residual min=-0.000702 max=0.000651 Jy/beam ! Clean residual mean=0.000000 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.195138 Jy keep ! Adding 316 model components to the UV plane model. ! The established model now contains 428 components and 0.195138 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1742-1517_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8236 x 1.948 at -4.268 degrees (North through East) ! Clean map min=-0.0011293 max=0.14426 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1742-1517_X_map.fits wmodel /image_prod/ug002_uva//J1742-1517_X_map.mod ! Writing 428 model components to file: /image_prod/ug002_uva//J1742-1517_X_map.mod wobs /image_prod/ug002_uva//J1742-1517_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1742-1517_X_uvs.fits wwins /image_prod/ug002_uva//J1742-1517_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1742-1517_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.144259 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000153802 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.319846 0.319846 0.639692 1.27938 2.55877 5.11754 10.2351 20.4701 40.9403 81.8806 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.144 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 937.951 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1742-1517_X_dfm.log closed on Thu Mar 5 03:21:24 2020