! Started logfile: /image_prod/ug002_uva//J1840+3900_X_dfm.log on Thu Mar 5 03:53:03 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//J1840+3900_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1840+3900_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.833333 visibilities/baseline/integration-bin. ! Found source: J1840+3900 ! ! 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 21600 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 J1840+3900_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 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011953Jy sigma=9.435251 ! Fit after self-cal, rms=0.835104Jy sigma=7.793006 ! 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=0.7787 mas, bmaj=1.225 mas, bpa=-2.692 degrees ! Estimated noise=1.06251 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 = 0.126468 Jy ! Component: 100 - total flux cleaned = 0.154399 Jy ! Total flux subtracted in 100 components = 0.154399 Jy ! Clean residual min=-0.004552 max=0.008926 Jy/beam ! Clean residual mean=-0.000001 rms=0.000990 Jy/beam ! Combined flux in latest and established models = 0.154399 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.154399 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=0.054572Jy sigma=0.479344 ! Fit after self-cal, rms=0.054560Jy sigma=0.479276 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00945884 Jy ! Component: 100 - total flux cleaned = 0.0143588 Jy ! Total flux subtracted in 100 components = 0.0143588 Jy ! Clean residual min=-0.003647 max=0.003549 Jy/beam ! Clean residual mean=-0.000002 rms=0.000741 Jy/beam ! Combined flux in latest and established models = 0.168757 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.168757 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=0.052518Jy sigma=0.458352 ! Fit after self-cal, rms=0.052505Jy sigma=0.458186 ! 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=0.9782 mas, bmaj=1.536 mas, bpa=-0.8362 degrees ! Estimated noise=0.523916 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 = 0.00382038 Jy ! Component: 100 - total flux cleaned = 0.00582311 Jy ! Component: 150 - total flux cleaned = 0.00706244 Jy ! Component: 200 - total flux cleaned = 0.0078333 Jy ! Total flux subtracted in 200 components = 0.0078333 Jy ! Clean residual min=-0.003298 max=0.002515 Jy/beam ! Clean residual mean=-0.000007 rms=0.000665 Jy/beam ! Combined flux in latest and established models = 0.176591 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 25 components and 0.176591 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=0.052217Jy sigma=0.455690 ! Fit after self-cal, rms=0.052223Jy sigma=0.455685 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9782 x 1.536 at -0.8362 degrees (North through East) ! Clean map min=-0.0031931 max=0.1656 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.01 KP 1.07 ! LA 1.02 MK 1.00 OV 0.92 PT 0.94 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.03 KP 1.05 ! LA 1.03 MK 1.00 OV 0.91 PT 0.92 ! SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 1.02 KP 1.03 ! LA 1.04 MK 1.00 OV 0.93 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.98 KP 1.03 ! LA 1.04 MK 1.04 OV 0.93 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 1.02 KP 1.03 ! LA 1.04 MK 1.02 OV 0.94 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.02 KP 1.05 ! LA 1.01 MK 1.02 OV 0.92 PT 0.93 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.02 KP 1.05 ! LA 1.02 MK 1.04 OV 0.92 PT 0.91 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 1.02 KP 1.06 ! LA 1.03 MK 1.05 OV 0.92 PT 0.91 ! SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.01 KP 1.05 ! LA 1.02 MK 1.01 OV 0.92 PT 0.96 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 1.01 KP 1.04 ! LA 1.03 MK 1.03 OV 0.91 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.01 KP 1.05 ! LA 1.02 MK 1.08 OV 0.95 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.02 KP 1.07 ! LA 1.01 MK 1.06 OV 0.92 PT 0.93 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.052223Jy sigma=0.455685 ! Fit after self-cal, rms=0.051191Jy sigma=0.445367 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9803 mas, bmaj=1.544 mas, bpa=-0.2892 degrees ! Estimated noise=0.524459 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 = -0.000368588 Jy ! Component: 100 - total flux cleaned = -0.000425641 Jy ! Component: 150 - total flux cleaned = -0.000475159 Jy ! Component: 200 - total flux cleaned = -0.000533125 Jy ! Total flux subtracted in 200 components = -0.000533125 Jy ! Clean residual min=-0.001147 max=0.001100 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.176058 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 33 components and 0.176058 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=0.051178Jy sigma=0.445255 ! Fit after self-cal, rms=0.051182Jy sigma=0.445195 ! 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=0.051182Jy sigma=0.445195 ! Fit after self-cal, rms=0.051129Jy sigma=0.443311 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9808 mas, bmaj=1.542 mas, bpa=-0.383 degrees ! Estimated noise=0.524333 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000149391 Jy ! Component: 100 - total flux cleaned = -0.000190061 Jy ! Component: 150 - total flux cleaned = -0.000238777 Jy ! Component: 200 - total flux cleaned = -0.000283107 Jy ! Total flux subtracted in 200 components = -0.000283107 Jy ! Clean residual min=-0.000932 max=0.001046 Jy/beam ! Clean residual mean=-0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.175774 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 38 components and 0.175774 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=0.051122Jy sigma=0.443262 ! Fit after self-cal, rms=0.051128Jy sigma=0.443252 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 (17.8, 43). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000606086 Jy ! Component: 100 - total flux cleaned = 0.000622759 Jy ! Component: 150 - total flux cleaned = 0.000654772 Jy ! Component: 200 - total flux cleaned = 0.000639736 Jy ! Total flux subtracted in 200 components = 0.000639736 Jy ! Clean residual min=-0.000897 max=0.000935 Jy/beam ! Clean residual mean=-0.000001 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.176414 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 51 components and 0.176414 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=0.051109Jy sigma=0.443100 ! Fit after self-cal, rms=0.051108Jy sigma=0.443092 ! Inverting map ! Added new window around map position (-44.8, -39.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000637671 Jy ! Component: 100 - total flux cleaned = 0.000619961 Jy ! Component: 150 - total flux cleaned = 0.000636169 Jy ! Component: 200 - total flux cleaned = 0.000680659 Jy ! Total flux subtracted in 200 components = 0.000680659 Jy ! Clean residual min=-0.000868 max=0.000842 Jy/beam ! Clean residual mean=-0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.177095 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 69 components and 0.177095 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=0.051089Jy sigma=0.442939 ! Fit after self-cal, rms=0.051089Jy sigma=0.442935 ! 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=0.051089Jy sigma=0.442935 ! Fit after self-cal, rms=0.051088Jy sigma=0.442913 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9808 mas, bmaj=1.541 mas, bpa=-0.3854 degrees ! Estimated noise=0.52424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000225149 Jy ! Component: 100 - total flux cleaned = 0.000225463 Jy ! Component: 150 - total flux cleaned = 0.000186668 Jy ! Component: 200 - total flux cleaned = 0.000174621 Jy ! Total flux subtracted in 200 components = 0.000174621 Jy ! Clean residual min=-0.000837 max=0.000795 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.177269 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 76 components and 0.177269 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=0.051080Jy sigma=0.442861 ! Fit after self-cal, rms=0.051081Jy sigma=0.442860 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.20689e-05 Jy ! Component: 100 - total flux cleaned = -3.55963e-05 Jy ! Component: 150 - total flux cleaned = -4.67087e-05 Jy ! Component: 200 - total flux cleaned = -4.65548e-05 Jy ! Total flux subtracted in 200 components = -4.65548e-05 Jy ! Clean residual min=-0.000831 max=0.000794 Jy/beam ! Clean residual mean=-0.000001 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.177223 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 86 components and 0.177223 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=0.051075Jy sigma=0.442825 ! Fit after self-cal, rms=0.051075Jy sigma=0.442824 ! 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=0.051075Jy sigma=0.442824 ! Fit after self-cal, rms=0.051080Jy sigma=0.442822 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.289 mas, bmaj=2.688 mas, bpa=17.78 degrees ! Estimated noise=0.64853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000134189 Jy ! Component: 100 - total flux cleaned = 0.000125287 Jy ! Component: 150 - total flux cleaned = 0.000132943 Jy ! Component: 200 - total flux cleaned = 0.000147313 Jy ! Total flux subtracted in 200 components = 0.000147313 Jy ! Clean residual min=-0.000848 max=0.000983 Jy/beam ! Clean residual mean=-0.000003 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.17737 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 98 components and 0.17737 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=0.051079Jy sigma=0.442816 ! Fit after self-cal, rms=0.051079Jy sigma=0.442814 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.11024e-05 Jy ! Component: 100 - total flux cleaned = 3.81729e-05 Jy ! Component: 150 - total flux cleaned = 4.4294e-05 Jy ! Component: 200 - total flux cleaned = 4.40046e-05 Jy ! Total flux subtracted in 200 components = 4.40046e-05 Jy ! Clean residual min=-0.000838 max=0.000986 Jy/beam ! Clean residual mean=-0.000003 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.177414 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 100 components and 0.177414 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=0.051079Jy sigma=0.442816 ! Fit after self-cal, rms=0.051079Jy sigma=0.442816 ! Inverting map ! Added new window around map position (-43.2, 41.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000677318 Jy ! Component: 100 - total flux cleaned = 0.000907885 Jy ! Component: 150 - total flux cleaned = 0.00102319 Jy ! Component: 200 - total flux cleaned = 0.00109046 Jy ! Total flux subtracted in 200 components = 0.00109046 Jy ! Clean residual min=-0.000743 max=0.000762 Jy/beam ! Clean residual mean=-0.000002 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.178505 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 138 components and 0.178505 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=0.051069Jy sigma=0.442706 ! Fit after self-cal, rms=0.051067Jy sigma=0.442697 ! 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=0.9809 mas, bmaj=1.541 mas, bpa=-0.377 degrees ! Estimated noise=0.524252 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9809 x 1.541 at -0.377 degrees (North through East) ! Clean map min=-0.00072493 max=0.1661 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=0.7811 mas, bmaj=1.226 mas, bpa=-2.119 degrees ! Estimated noise=1.06735 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.126972 Jy ! Component: 100 - total flux cleaned = 0.155133 Jy ! Component: 150 - total flux cleaned = 0.164101 Jy ! Component: 200 - total flux cleaned = 0.168965 Jy ! Total flux subtracted in 200 components = 0.168965 Jy ! Clean residual min=-0.002265 max=0.002626 Jy/beam ! Clean residual mean=-0.000001 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.168965 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.168965 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9809 mas, bmaj=1.541 mas, bpa=-0.377 degrees ! Estimated noise=0.524252 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 = 0.00353077 Jy ! Component: 100 - total flux cleaned = 0.00519926 Jy ! Component: 150 - total flux cleaned = 0.00636184 Jy ! Component: 200 - total flux cleaned = 0.00723246 Jy ! Total flux subtracted in 200 components = 0.00723246 Jy ! Clean residual min=-0.000961 max=0.000883 Jy/beam ! Clean residual mean=-0.000001 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.176197 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 23 components and 0.176197 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=2.289 mas, bmaj=2.688 mas, bpa=17.78 degrees ! Estimated noise=0.64853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000667589 Jy ! Component: 100 - total flux cleaned = 0.00105475 Jy ! Component: 150 - total flux cleaned = 0.00140885 Jy ! Component: 200 - total flux cleaned = 0.00173226 Jy ! Total flux subtracted in 200 components = 0.00173226 Jy ! Clean residual min=-0.000815 max=0.000763 Jy/beam ! Clean residual mean=-0.000002 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.17793 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 = 0.000235467 Jy ! Component: 100 - total flux cleaned = 0.000326413 Jy ! Component: 150 - total flux cleaned = 0.000381325 Jy ! Component: 200 - total flux cleaned = 0.000393468 Jy ! Total flux subtracted in 200 components = 0.000393468 Jy ! Clean residual min=-0.000764 max=0.000754 Jy/beam ! Clean residual mean=-0.000002 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.178323 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 73 components and 0.178323 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9809 mas, bmaj=1.541 mas, bpa=-0.377 degrees ! Estimated noise=0.524252 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000193883 Jy ! Component: 100 - total flux cleaned = -0.000301301 Jy ! Component: 150 - total flux cleaned = -0.000340899 Jy ! Component: 200 - total flux cleaned = -0.00037696 Jy ! Total flux subtracted in 200 components = -0.00037696 Jy ! Clean residual min=-0.000828 max=0.000890 Jy/beam ! Clean residual mean=-0.000001 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.177946 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 100 components and 0.177946 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=0.051086Jy sigma=0.442807 ! Fit after self-cal, rms=0.051082Jy sigma=0.442787 wmodel J1840+3900_X_map.mod ! Writing 100 model components to file: J1840+3900_X_map.mod wobs J1840+3900_X_uvs.fits ! Writing UV FITS file: J1840+3900_X_uvs.fits wwins J1840+3900_X_map.win ! wwins: Wrote 4 windows to J1840+3900_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 = -1.24056e-05 Jy ! Component: 100 - total flux cleaned = 7.51003e-05 Jy ! Component: 150 - total flux cleaned = 0.000145396 Jy ! Component: 200 - total flux cleaned = 0.00021335 Jy ! Component: 250 - total flux cleaned = 0.000252502 Jy ! Component: 300 - total flux cleaned = 0.00027808 Jy ! Component: 350 - total flux cleaned = 0.000303218 Jy ! Component: 400 - total flux cleaned = 0.00029101 Jy ! Component: 450 - total flux cleaned = 0.00031516 Jy ! Component: 500 - total flux cleaned = 0.000315324 Jy ! Component: 550 - total flux cleaned = 0.000315482 Jy ! Component: 600 - total flux cleaned = 0.00035004 Jy ! Component: 650 - total flux cleaned = 0.000361401 Jy ! Component: 700 - total flux cleaned = 0.000372513 Jy ! Component: 750 - total flux cleaned = 0.000417154 Jy ! Component: 800 - total flux cleaned = 0.000450055 Jy ! Component: 850 - total flux cleaned = 0.000493297 Jy ! Component: 900 - total flux cleaned = 0.000556953 Jy ! Component: 950 - total flux cleaned = 0.000577757 Jy ! Component: 1000 - total flux cleaned = 0.000567334 Jy ! Component: 1050 - total flux cleaned = 0.000608444 Jy ! Component: 1100 - total flux cleaned = 0.000638769 Jy ! Component: 1150 - total flux cleaned = 0.00059853 Jy ! Component: 1200 - total flux cleaned = 0.000588594 Jy ! Component: 1250 - total flux cleaned = 0.000618132 Jy ! Component: 1300 - total flux cleaned = 0.000589006 Jy ! Component: 1350 - total flux cleaned = 0.000608213 Jy ! Component: 1400 - total flux cleaned = 0.000579612 Jy ! Component: 1450 - total flux cleaned = 0.000579728 Jy ! Component: 1500 - total flux cleaned = 0.000560985 Jy ! Component: 1550 - total flux cleaned = 0.000533265 Jy ! Component: 1600 - total flux cleaned = 0.000487399 Jy ! Component: 1650 - total flux cleaned = 0.000505623 Jy ! Component: 1700 - total flux cleaned = 0.000451463 Jy ! Component: 1750 - total flux cleaned = 0.000433511 Jy ! Component: 1800 - total flux cleaned = 0.000380552 Jy ! Component: 1850 - total flux cleaned = 0.000363219 Jy ! Component: 1900 - total flux cleaned = 0.000345837 Jy ! Component: 1950 - total flux cleaned = 0.00035439 Jy ! Component: 2000 - total flux cleaned = 0.000294448 Jy ! Component: 2050 - total flux cleaned = 0.000269027 Jy ! Component: 2100 - total flux cleaned = 0.000252226 Jy ! Component: 2150 - total flux cleaned = 0.000227151 Jy ! Component: 2200 - total flux cleaned = 0.000210517 Jy ! Component: 2250 - total flux cleaned = 0.000210598 Jy ! Component: 2300 - total flux cleaned = 0.000186118 Jy ! Component: 2350 - total flux cleaned = 0.000153812 Jy ! Component: 2400 - total flux cleaned = 0.000161857 Jy ! Component: 2450 - total flux cleaned = 0.000137934 Jy ! Component: 2500 - total flux cleaned = 0.000106163 Jy ! Component: 2550 - total flux cleaned = 5.8999e-05 Jy ! Component: 2600 - total flux cleaned = 2.77798e-05 Jy ! Component: 2650 - total flux cleaned = -3.24127e-06 Jy ! Component: 2700 - total flux cleaned = -4.17615e-05 Jy ! Component: 2750 - total flux cleaned = -6.46519e-05 Jy ! Component: 2800 - total flux cleaned = -0.000102682 Jy ! Component: 2850 - total flux cleaned = -0.00013286 Jy ! Component: 2900 - total flux cleaned = -0.00017045 Jy ! Component: 2950 - total flux cleaned = -0.000207891 Jy ! Component: 3000 - total flux cleaned = -0.000215395 Jy ! Component: 3050 - total flux cleaned = -0.000274431 Jy ! Component: 3100 - total flux cleaned = -0.000311124 Jy ! Component: 3150 - total flux cleaned = -0.000340217 Jy ! Component: 3200 - total flux cleaned = -0.000361924 Jy ! Component: 3250 - total flux cleaned = -0.000376345 Jy ! Component: 3300 - total flux cleaned = -0.000412168 Jy ! Component: 3350 - total flux cleaned = -0.000462044 Jy ! Component: 3400 - total flux cleaned = -0.00047625 Jy ! Component: 3450 - total flux cleaned = -0.000490264 Jy ! Component: 3500 - total flux cleaned = -0.000532263 Jy ! Component: 3550 - total flux cleaned = -0.000525312 Jy ! Component: 3600 - total flux cleaned = -0.000573731 Jy ! Component: 3650 - total flux cleaned = -0.000573759 Jy ! Component: 3700 - total flux cleaned = -0.000594318 Jy ! Component: 3750 - total flux cleaned = -0.000614711 Jy ! Component: 3800 - total flux cleaned = -0.000635075 Jy ! Component: 3850 - total flux cleaned = -0.000655309 Jy ! Component: 3900 - total flux cleaned = -0.00067541 Jy ! Component: 3950 - total flux cleaned = -0.000695449 Jy ! Component: 4000 - total flux cleaned = -0.000702107 Jy ! Component: 4050 - total flux cleaned = -0.000715306 Jy ! Total flux subtracted in 4096 components = -0.000728489 Jy ! Clean residual min=-0.000423 max=0.000401 Jy/beam ! Clean residual mean=-0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.177218 Jy keep ! Adding 286 model components to the UV plane model. ! The established model now contains 386 components and 0.177218 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1840+3900_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9809 x 1.541 at -0.377 degrees (North through East) ! Clean map min=-0.00062095 max=0.16634 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1840+3900_X_map.fits wmodel /image_prod/ug002_uva//J1840+3900_X_map.mod ! Writing 386 model components to file: /image_prod/ug002_uva//J1840+3900_X_map.mod wobs /image_prod/ug002_uva//J1840+3900_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1840+3900_X_uvs.fits wwins /image_prod/ug002_uva//J1840+3900_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1840+3900_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.166342 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000108912 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.196424 0.196424 0.392848 0.785695 1.57139 3.14278 6.28556 12.5711 25.1422 50.2845 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.166 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1527.31 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1840+3900_X_dfm.log closed on Thu Mar 5 03:53:07 2020