! Started logfile: /image_prod/ug002_uva//J0731-2341_X_dfm.log on Wed Mar 4 21:52:01 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//J0731-2341_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0731-2341_X_uva.fits ! AN table 1: 50 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.977222 visibilities/baseline/integration-bin. ! Found source: J0731-2341 ! ! 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 21108 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 J0731-2341_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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.059226Jy sigma=8.189591 ! Fit after self-cal, rms=0.753612Jy sigma=5.811642 ! 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=0.5818 mas, bmaj=1.55 mas, bpa=-1.615 degrees ! Estimated noise=1.29362 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 = 0.147347 Jy ! Component: 100 - total flux cleaned = 0.22213 Jy ! Total flux subtracted in 100 components = 0.22213 Jy ! Clean residual min=-0.025646 max=0.085562 Jy/beam ! Clean residual mean=0.000013 rms=0.007445 Jy/beam ! Combined flux in latest and established models = 0.22213 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.22213 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=0.207231Jy sigma=1.576218 ! Fit after self-cal, rms=0.206762Jy sigma=1.574073 ! Inverting map ! Added new window around map position (0.8, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0792313 Jy ! Component: 100 - total flux cleaned = 0.12644 Jy ! Total flux subtracted in 100 components = 0.12644 Jy ! Clean residual min=-0.014203 max=0.040504 Jy/beam ! Clean residual mean=0.000008 rms=0.004495 Jy/beam ! Combined flux in latest and established models = 0.34857 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 25 components and 0.348571 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=0.137437Jy sigma=1.025741 ! Fit after self-cal, rms=0.134666Jy sigma=1.003851 ! Inverting map ! Added new window around map position (-1, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0412753 Jy ! Component: 100 - total flux cleaned = 0.0728462 Jy ! Total flux subtracted in 100 components = 0.0728462 Jy ! Clean residual min=-0.009563 max=0.021638 Jy/beam ! Clean residual mean=0.000006 rms=0.002984 Jy/beam ! Combined flux in latest and established models = 0.421417 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 42 components and 0.421417 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=0.101043Jy sigma=0.736140 ! Fit after self-cal, rms=0.100872Jy sigma=0.735157 ! Inverting map ! Added new window around map position (1.6, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.025712 Jy ! Component: 100 - total flux cleaned = 0.045923 Jy ! Total flux subtracted in 100 components = 0.045923 Jy ! Clean residual min=-0.006933 max=0.012055 Jy/beam ! Clean residual mean=0.000005 rms=0.002170 Jy/beam ! Combined flux in latest and established models = 0.46734 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 49 components and 0.46734 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=0.083579Jy sigma=0.597055 ! Fit after self-cal, rms=0.083483Jy sigma=0.596634 ! 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=0.7726 mas, bmaj=1.937 mas, bpa=-1.426 degrees ! Estimated noise=0.648269 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 = 0.0327798 Jy ! Component: 100 - total flux cleaned = 0.0523085 Jy ! Component: 150 - total flux cleaned = 0.0647931 Jy ! Component: 200 - total flux cleaned = 0.0730949 Jy ! Total flux subtracted in 200 components = 0.0730949 Jy ! Clean residual min=-0.007294 max=0.008171 Jy/beam ! Clean residual mean=-0.000002 rms=0.001953 Jy/beam ! Combined flux in latest and established models = 0.540435 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 79 components and 0.540435 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=0.068128Jy sigma=0.477492 ! Fit after self-cal, rms=0.067980Jy sigma=0.476666 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7726 x 1.937 at -1.426 degrees (North through East) ! Clean map min=-0.007119 max=0.24804 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.03 KP 1.01 ! LA 1.04 MK 0.99 OV 0.91 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.03 KP 0.99 ! LA 1.04 MK 1.00 OV 0.91 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.03 KP 1.01 ! LA 1.04 MK 0.98 OV 0.91 PT 0.95 ! SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.04 KP 1.00 ! LA 1.05 MK 1.00 OV 0.91 PT 0.95 ! SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.99 KP 1.02 ! LA 1.05 MK 0.97 OV 0.91 PT 0.96 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 1.05 KP 1.01 ! LA 1.05 MK 0.99 OV 0.91 PT 0.94 ! SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.03 KP 1.03 ! LA 1.05 MK 0.99 OV 0.93 PT 0.95 ! SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.02 KP 1.02 ! LA 1.05 MK 1.02 OV 0.93 PT 0.96 ! SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 1.02 KP 1.02 ! LA 1.05 MK 1.01 OV 0.93 PT 0.95 ! SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 1.03 KP 1.01 ! LA 1.05 MK 1.01 OV 0.93 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 HN 1.06 KP 1.00 ! LA 1.06 MK 1.00 OV 0.92 PT 0.96 ! SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 1.02 KP 1.01 ! LA 1.06 MK 1.05 OV 0.93 PT 0.95 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.067980Jy sigma=0.476666 ! Fit after self-cal, rms=0.063854Jy sigma=0.446635 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7716 mas, bmaj=1.931 mas, bpa=-0.9627 degrees ! Estimated noise=0.636838 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 = 0.00202595 Jy ! Component: 100 - total flux cleaned = 0.00232801 Jy ! Component: 150 - total flux cleaned = 0.00268168 Jy ! Component: 200 - total flux cleaned = 0.00283811 Jy ! Total flux subtracted in 200 components = 0.00283811 Jy ! Clean residual min=-0.004132 max=0.004974 Jy/beam ! Clean residual mean=0.000002 rms=0.001005 Jy/beam ! Combined flux in latest and established models = 0.543273 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 87 components and 0.543273 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=0.063519Jy sigma=0.444695 ! Fit after self-cal, rms=0.063508Jy sigma=0.444483 ! 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=0.063508Jy sigma=0.444483 ! Fit after self-cal, rms=0.063151Jy sigma=0.436671 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7713 mas, bmaj=1.939 mas, bpa=-1.429 degrees ! Estimated noise=0.636936 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000438788 Jy ! Component: 100 - total flux cleaned = -0.000151014 Jy ! Component: 150 - total flux cleaned = -2.42094e-05 Jy ! Component: 200 - total flux cleaned = 8.88845e-05 Jy ! Total flux subtracted in 200 components = 8.88845e-05 Jy ! Clean residual min=-0.003177 max=0.004443 Jy/beam ! Clean residual mean=0.000000 rms=0.000830 Jy/beam ! Combined flux in latest and established models = 0.543362 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 94 components and 0.543362 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=0.063031Jy sigma=0.435833 ! Fit after self-cal, rms=0.063013Jy sigma=0.435638 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-5.2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00414887 Jy ! Component: 100 - total flux cleaned = 0.00628212 Jy ! Component: 150 - total flux cleaned = 0.0071077 Jy ! Component: 200 - total flux cleaned = 0.00749769 Jy ! Total flux subtracted in 200 components = 0.00749769 Jy ! Clean residual min=-0.003029 max=0.003337 Jy/beam ! Clean residual mean=0.000001 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 0.550859 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 119 components and 0.550859 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=0.062716Jy sigma=0.433326 ! Fit after self-cal, rms=0.062702Jy sigma=0.433144 ! Inverting map ! Added new window around map position (1, -16). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0028419 Jy ! Component: 100 - total flux cleaned = 0.00408579 Jy ! Component: 150 - total flux cleaned = 0.00475646 Jy ! Component: 200 - total flux cleaned = 0.00507483 Jy ! Total flux subtracted in 200 components = 0.00507483 Jy ! Clean residual min=-0.002870 max=0.002570 Jy/beam ! Clean residual mean=0.000002 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 0.555934 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 131 components and 0.555934 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=0.062525Jy sigma=0.432003 ! Fit after self-cal, rms=0.062512Jy sigma=0.431971 ! 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=0.062512Jy sigma=0.431971 ! Fit after self-cal, rms=0.062249Jy sigma=0.431606 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.769 mas, bmaj=1.934 mas, bpa=-1.469 degrees ! Estimated noise=0.633183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000319976 Jy ! Component: 100 - total flux cleaned = 0.00107546 Jy ! Component: 150 - total flux cleaned = 0.00122808 Jy ! Component: 200 - total flux cleaned = 0.00143546 Jy ! Total flux subtracted in 200 components = 0.00143546 Jy ! Clean residual min=-0.002710 max=0.002468 Jy/beam ! Clean residual mean=0.000001 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.55737 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 138 components and 0.55737 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=0.062181Jy sigma=0.431149 ! Fit after self-cal, rms=0.062174Jy sigma=0.431119 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 = 0.000147053 Jy ! Component: 100 - total flux cleaned = 0.000304264 Jy ! Component: 150 - total flux cleaned = 0.000453957 Jy ! Component: 200 - total flux cleaned = 0.00059468 Jy ! Total flux subtracted in 200 components = 0.00059468 Jy ! Clean residual min=-0.002715 max=0.002410 Jy/beam ! Clean residual mean=0.000001 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.557964 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 143 components and 0.557964 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=0.062141Jy sigma=0.430901 ! Fit after self-cal, rms=0.062136Jy sigma=0.430883 ! 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=0.062136Jy sigma=0.430883 ! Fit after self-cal, rms=0.062030Jy sigma=0.430831 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.372 mas, bmaj=4.885 mas, bpa=7.192 degrees ! Estimated noise=0.893995 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000972929 Jy ! Component: 100 - total flux cleaned = 0.00126929 Jy ! Component: 150 - total flux cleaned = 0.00147143 Jy ! Component: 200 - total flux cleaned = 0.00160802 Jy ! Total flux subtracted in 200 components = 0.00160802 Jy ! Clean residual min=-0.004133 max=0.003611 Jy/beam ! Clean residual mean=0.000002 rms=0.001125 Jy/beam ! Combined flux in latest and established models = 0.559572 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 151 components and 0.559572 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=0.062020Jy sigma=0.430747 ! Fit after self-cal, rms=0.062018Jy sigma=0.430701 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 = 0.000130064 Jy ! Component: 100 - total flux cleaned = 0.000265656 Jy ! Component: 150 - total flux cleaned = 0.000290122 Jy ! Component: 200 - total flux cleaned = 0.000379833 Jy ! Total flux subtracted in 200 components = 0.000379833 Jy ! Clean residual min=-0.004092 max=0.003590 Jy/beam ! Clean residual mean=0.000002 rms=0.001113 Jy/beam ! Combined flux in latest and established models = 0.559952 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 155 components and 0.559952 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=0.062015Jy sigma=0.430734 ! Fit after self-cal, rms=0.062012Jy sigma=0.430698 ! 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=0.7677 mas, bmaj=1.93 mas, bpa=-1.474 degrees ! Estimated noise=0.631113 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7677 x 1.93 at -1.474 degrees (North through East) ! Clean map min=-0.0025034 max=0.24268 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=0.5796 mas, bmaj=1.549 mas, bpa=-1.603 degrees ! Estimated noise=1.25247 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.148899 Jy ! Component: 100 - total flux cleaned = 0.234469 Jy ! Component: 150 - total flux cleaned = 0.29565 Jy ! Component: 200 - total flux cleaned = 0.343031 Jy ! Total flux subtracted in 200 components = 0.343031 Jy ! Clean residual min=-0.012324 max=0.027980 Jy/beam ! Clean residual mean=0.000007 rms=0.003961 Jy/beam ! Combined flux in latest and established models = 0.343031 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.343031 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7677 mas, bmaj=1.93 mas, bpa=-1.474 degrees ! Estimated noise=0.631113 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 = 0.0776276 Jy ! Component: 100 - total flux cleaned = 0.122146 Jy ! Component: 150 - total flux cleaned = 0.148992 Jy ! Component: 200 - total flux cleaned = 0.165635 Jy ! Total flux subtracted in 200 components = 0.165635 Jy ! Clean residual min=-0.004845 max=0.008668 Jy/beam ! Clean residual mean=-0.000008 rms=0.001560 Jy/beam ! Combined flux in latest and established models = 0.508666 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 65 components and 0.508666 Jy ! Inverting map ! Added new window around map position (0, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0106425 Jy ! Component: 100 - total flux cleaned = 0.0177369 Jy ! Component: 150 - total flux cleaned = 0.0230489 Jy ! Component: 200 - total flux cleaned = 0.0273167 Jy ! Total flux subtracted in 200 components = 0.0273167 Jy ! Clean residual min=-0.003127 max=0.003539 Jy/beam ! Clean residual mean=-0.000003 rms=0.000829 Jy/beam ! Combined flux in latest and established models = 0.535983 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 101 components and 0.535983 Jy ! Inverting map ! Added new window around map position (2.4, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00385747 Jy ! Component: 100 - total flux cleaned = 0.00699547 Jy ! Component: 150 - total flux cleaned = 0.00925744 Jy ! Component: 200 - total flux cleaned = 0.0110292 Jy ! Total flux subtracted in 200 components = 0.0110292 Jy ! Clean residual min=-0.002617 max=0.002613 Jy/beam ! Clean residual mean=-0.000001 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.547012 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 125 components and 0.547012 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=2.372 mas, bmaj=4.885 mas, bpa=7.192 degrees ! Estimated noise=0.893995 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00372825 Jy ! Component: 100 - total flux cleaned = 0.00552576 Jy ! Component: 150 - total flux cleaned = 0.00682654 Jy ! Component: 200 - total flux cleaned = 0.00793427 Jy ! Total flux subtracted in 200 components = 0.00793427 Jy ! Clean residual min=-0.003941 max=0.003365 Jy/beam ! Clean residual mean=-0.000000 rms=0.001118 Jy/beam ! Combined flux in latest and established models = 0.554946 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 = 0.000693548 Jy ! Component: 100 - total flux cleaned = 0.00115669 Jy ! Component: 150 - total flux cleaned = 0.00144138 Jy ! Component: 200 - total flux cleaned = 0.00173038 Jy ! Total flux subtracted in 200 components = 0.00173038 Jy ! Clean residual min=-0.003843 max=0.003238 Jy/beam ! Clean residual mean=0.000000 rms=0.001086 Jy/beam ! Combined flux in latest and established models = 0.556677 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 157 components and 0.556677 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7677 mas, bmaj=1.93 mas, bpa=-1.474 degrees ! Estimated noise=0.631113 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000849465 Jy ! Component: 100 - total flux cleaned = 0.00084861 Jy ! Component: 150 - total flux cleaned = 0.000943909 Jy ! Component: 200 - total flux cleaned = 0.000943381 Jy ! Total flux subtracted in 200 components = 0.000943381 Jy ! Clean residual min=-0.002281 max=0.002005 Jy/beam ! Clean residual mean=0.000000 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.55762 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 175 components and 0.55762 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=0.062039Jy sigma=0.430584 ! Fit after self-cal, rms=0.061983Jy sigma=0.430364 wmodel J0731-2341_X_map.mod ! Writing 175 model components to file: J0731-2341_X_map.mod wobs J0731-2341_X_uvs.fits ! Writing UV FITS file: J0731-2341_X_uvs.fits wwins J0731-2341_X_map.win ! wwins: Wrote 8 windows to J0731-2341_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 = -0.000864843 Jy ! Component: 100 - total flux cleaned = -0.0013129 Jy ! Component: 150 - total flux cleaned = -0.00141789 Jy ! Component: 200 - total flux cleaned = -0.00141849 Jy ! Component: 250 - total flux cleaned = -0.00151341 Jy ! Component: 300 - total flux cleaned = -0.00157389 Jy ! Component: 350 - total flux cleaned = -0.00166159 Jy ! Component: 400 - total flux cleaned = -0.00163238 Jy ! Component: 450 - total flux cleaned = -0.00157655 Jy ! Component: 500 - total flux cleaned = -0.00149535 Jy ! Component: 550 - total flux cleaned = -0.00139059 Jy ! Component: 600 - total flux cleaned = -0.0014164 Jy ! Component: 650 - total flux cleaned = -0.00139143 Jy ! Component: 700 - total flux cleaned = -0.00129366 Jy ! Component: 750 - total flux cleaned = -0.00124586 Jy ! Component: 800 - total flux cleaned = -0.00115175 Jy ! Component: 850 - total flux cleaned = -0.00110596 Jy ! Component: 900 - total flux cleaned = -0.00108342 Jy ! Component: 950 - total flux cleaned = -0.000994879 Jy ! Component: 1000 - total flux cleaned = -0.00095142 Jy ! Component: 1050 - total flux cleaned = -0.000908547 Jy ! Component: 1100 - total flux cleaned = -0.000824413 Jy ! Component: 1150 - total flux cleaned = -0.000783556 Jy ! Component: 1200 - total flux cleaned = -0.000722811 Jy ! Component: 1250 - total flux cleaned = -0.000663079 Jy ! Component: 1300 - total flux cleaned = -0.000643668 Jy ! Component: 1350 - total flux cleaned = -0.000586599 Jy ! Component: 1400 - total flux cleaned = -0.000605406 Jy ! Component: 1450 - total flux cleaned = -0.00056849 Jy ! Component: 1500 - total flux cleaned = -0.000496288 Jy ! Component: 1550 - total flux cleaned = -0.000513981 Jy ! Component: 1600 - total flux cleaned = -0.000514113 Jy ! Component: 1650 - total flux cleaned = -0.000531355 Jy ! Component: 1700 - total flux cleaned = -0.00048033 Jy ! Component: 1750 - total flux cleaned = -0.000546856 Jy ! Component: 1800 - total flux cleaned = -0.000513897 Jy ! Component: 1850 - total flux cleaned = -0.000530265 Jy ! Component: 1900 - total flux cleaned = -0.000498271 Jy ! Component: 1950 - total flux cleaned = -0.000498361 Jy ! Component: 2000 - total flux cleaned = -0.000529722 Jy ! Component: 2050 - total flux cleaned = -0.000560339 Jy ! Component: 2100 - total flux cleaned = -0.000545216 Jy ! Component: 2150 - total flux cleaned = -0.000545168 Jy ! Component: 2200 - total flux cleaned = -0.000559937 Jy ! Component: 2250 - total flux cleaned = -0.000574153 Jy ! Component: 2300 - total flux cleaned = -0.000588369 Jy ! Component: 2350 - total flux cleaned = -0.000574226 Jy ! Component: 2400 - total flux cleaned = -0.000615991 Jy ! Component: 2450 - total flux cleaned = -0.000574886 Jy ! Component: 2500 - total flux cleaned = -0.000629304 Jy ! Component: 2550 - total flux cleaned = -0.000602658 Jy ! Component: 2600 - total flux cleaned = -0.000589442 Jy ! Component: 2650 - total flux cleaned = -0.000589408 Jy ! Component: 2700 - total flux cleaned = -0.00052475 Jy ! Component: 2750 - total flux cleaned = -0.000512203 Jy ! Component: 2800 - total flux cleaned = -0.000512279 Jy ! Component: 2850 - total flux cleaned = -0.000499666 Jy ! Component: 2900 - total flux cleaned = -0.000487299 Jy ! Component: 2950 - total flux cleaned = -0.000499494 Jy ! Component: 3000 - total flux cleaned = -0.000487351 Jy ! Component: 3050 - total flux cleaned = -0.000511714 Jy ! Component: 3100 - total flux cleaned = -0.000499999 Jy ! Component: 3150 - total flux cleaned = -0.00051182 Jy ! Component: 3200 - total flux cleaned = -0.000523588 Jy ! Component: 3250 - total flux cleaned = -0.000535229 Jy ! Component: 3300 - total flux cleaned = -0.000546654 Jy ! Component: 3350 - total flux cleaned = -0.000523831 Jy ! Component: 3400 - total flux cleaned = -0.000512381 Jy ! Component: 3450 - total flux cleaned = -0.000557093 Jy ! Component: 3500 - total flux cleaned = -0.000545903 Jy ! Component: 3550 - total flux cleaned = -0.000567868 Jy ! Component: 3600 - total flux cleaned = -0.000578755 Jy ! Component: 3650 - total flux cleaned = -0.000589607 Jy ! Component: 3700 - total flux cleaned = -0.000621653 Jy ! Component: 3750 - total flux cleaned = -0.000642781 Jy ! Component: 3800 - total flux cleaned = -0.00066379 Jy ! Component: 3850 - total flux cleaned = -0.00065343 Jy ! Component: 3900 - total flux cleaned = -0.000653387 Jy ! Component: 3950 - total flux cleaned = -0.00064322 Jy ! Component: 4000 - total flux cleaned = -0.000663434 Jy ! Component: 4050 - total flux cleaned = -0.000663567 Jy ! Total flux subtracted in 4096 components = -0.000683552 Jy ! Clean residual min=-0.000556 max=0.000591 Jy/beam ! Clean residual mean=-0.000000 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.556937 Jy keep ! Adding 347 model components to the UV plane model. ! The established model now contains 522 components and 0.556937 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0731-2341_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7677 x 1.93 at -1.474 degrees (North through East) ! Clean map min=-0.0015374 max=0.24908 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0731-2341_X_map.fits wmodel /image_prod/ug002_uva//J0731-2341_X_map.mod ! Writing 522 model components to file: /image_prod/ug002_uva//J0731-2341_X_map.mod wobs /image_prod/ug002_uva//J0731-2341_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0731-2341_X_uvs.fits wwins /image_prod/ug002_uva//J0731-2341_X_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J0731-2341_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.249079 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000173013 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.208384 0.208384 0.416768 0.833536 1.66707 3.33414 6.66829 13.3366 26.6731 53.3463 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.249 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1439.65 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0731-2341_X_dfm.log closed on Wed Mar 4 21:52:06 2020