! Started logfile: /image_prod/ug002_uva//J1712-1820_X_dfm.log on Thu Mar 5 03:08:17 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//J1712-1820_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1712-1820_X_uva.fits ! AN table 1: 40 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.795 visibilities/baseline/integration-bin. ! Found source: J1712-1820 ! ! 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 17172 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 J1712-1820_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 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011266Jy sigma=8.130622 ! Fit after self-cal, rms=0.881748Jy sigma=7.061174 ! 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=0.7675 mas, bmaj=1.458 mas, bpa=-1.504 degrees ! Estimated noise=1.65791 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 = 0.0949305 Jy ! Component: 100 - total flux cleaned = 0.115728 Jy ! Total flux subtracted in 100 components = 0.115728 Jy ! Clean residual min=-0.006901 max=0.009460 Jy/beam ! Clean residual mean=0.000019 rms=0.001442 Jy/beam ! Combined flux in latest and established models = 0.115728 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.115728 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=0.072932Jy sigma=0.513813 ! Fit after self-cal, rms=0.072862Jy sigma=0.513495 ! Inverting map ! Added new window around map position (-0.4, -3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00862847 Jy ! Component: 100 - total flux cleaned = 0.0117667 Jy ! Total flux subtracted in 100 components = 0.0117667 Jy ! Clean residual min=-0.005668 max=0.007482 Jy/beam ! Clean residual mean=0.000015 rms=0.001218 Jy/beam ! Combined flux in latest and established models = 0.127495 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.127495 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=0.072232Jy sigma=0.502507 ! Fit after self-cal, rms=0.072162Jy sigma=0.501921 ! Inverting map ! Added new window around map position (1.8, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00638093 Jy ! Component: 100 - total flux cleaned = 0.00919803 Jy ! Total flux subtracted in 100 components = 0.00919803 Jy ! Clean residual min=-0.004857 max=0.005005 Jy/beam ! Clean residual mean=0.000012 rms=0.001088 Jy/beam ! Combined flux in latest and established models = 0.136693 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 0.136693 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=0.071680Jy sigma=0.497611 ! Fit after self-cal, rms=0.071607Jy sigma=0.496767 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=1.925 mas, bpa=0.2359 degrees ! Estimated noise=0.692834 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 = 0.00356176 Jy ! Component: 100 - total flux cleaned = 0.00560598 Jy ! Component: 150 - total flux cleaned = 0.00640509 Jy ! Component: 200 - total flux cleaned = 0.00689751 Jy ! Total flux subtracted in 200 components = 0.00689751 Jy ! Clean residual min=-0.004531 max=0.004388 Jy/beam ! Clean residual mean=0.000012 rms=0.000968 Jy/beam ! Combined flux in latest and established models = 0.143591 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 36 components and 0.143591 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=0.071456Jy sigma=0.494812 ! Fit after self-cal, rms=0.071447Jy sigma=0.494614 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.01 x 1.925 at 0.2359 degrees (North through East) ! Clean map min=-0.0041745 max=0.11928 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 HN 1.16 KP 1.05 ! LA 1.02 MK 1.01 NL 1.02 OV 0.90 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.90 HN 1.13 KP 1.03 ! LA 1.08 MK 1.06 NL 1.00 OV 0.90 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 HN 1.05 KP 1.05 ! LA 1.04 MK 1.06 NL 1.03 OV 0.91 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.91 HN 1.15 KP 1.01 ! LA 1.02 MK 1.04 NL 1.04 OV 0.94 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.92 HN 1.14 KP 1.04 ! LA 1.04 MK 1.06 NL 1.02 OV 0.91 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.93 HN 1.10 KP 1.03 ! LA 1.03 MK 1.01 NL 1.03 OV 0.95 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.91 HN 1.08 KP 1.05 ! LA 1.05 MK 1.05 NL 0.99 OV 0.95 ! PT 0.92 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.91 HN 1.11 KP 1.05 ! LA 1.04 MK 0.99 NL 1.02 OV 0.90 ! PT 1.03 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.92 HN 1.10 KP 1.06 ! LA 1.07 MK 1.06 NL 1.02 OV 0.91 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.93 HN 1.21 KP 1.01 ! LA 1.05 MK 1.00 NL 1.04 OV 0.92 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.90 HN 1.10 KP 1.06 ! LA 1.03 MK 1.09 NL 0.99 OV 0.96 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 HN 1.17 KP 1.04 ! LA 1.02 MK 1.04 NL 1.02 OV 0.92 ! PT 0.98 SC 0.95 ! ! ! Fit before self-cal, rms=0.071447Jy sigma=0.494614 ! Fit after self-cal, rms=0.072728Jy sigma=0.488055 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.017 mas, bmaj=1.94 mas, bpa=1.59 degrees ! Estimated noise=0.693149 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 = -0.00137329 Jy ! Component: 100 - total flux cleaned = -0.00170639 Jy ! Component: 150 - total flux cleaned = -0.0018447 Jy ! Component: 200 - total flux cleaned = -0.00188565 Jy ! Total flux subtracted in 200 components = -0.00188565 Jy ! Clean residual min=-0.002604 max=0.003154 Jy/beam ! Clean residual mean=0.000006 rms=0.000639 Jy/beam ! Combined flux in latest and established models = 0.141705 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 49 components and 0.141705 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=0.072609Jy sigma=0.487585 ! Fit after self-cal, rms=0.072671Jy sigma=0.487465 ! 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=0.072671Jy sigma=0.487465 ! Fit after self-cal, rms=0.080606Jy sigma=0.483298 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=1.941 mas, bpa=1.172 degrees ! Estimated noise=0.693208 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000510491 Jy ! Component: 100 - total flux cleaned = -0.000651656 Jy ! Component: 150 - total flux cleaned = -0.000686673 Jy ! Component: 200 - total flux cleaned = -0.000761189 Jy ! Total flux subtracted in 200 components = -0.000761189 Jy ! Clean residual min=-0.001857 max=0.001526 Jy/beam ! Clean residual mean=0.000004 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.140944 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 59 components and 0.140944 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=0.080551Jy sigma=0.482782 ! Fit after self-cal, rms=0.080660Jy sigma=0.482652 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 = -0.000100006 Jy ! Component: 100 - total flux cleaned = -0.000144194 Jy ! Component: 150 - total flux cleaned = -0.000198604 Jy ! Component: 200 - total flux cleaned = -0.000231145 Jy ! Total flux subtracted in 200 components = -0.000231145 Jy ! Clean residual min=-0.001757 max=0.001633 Jy/beam ! Clean residual mean=0.000004 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.140713 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 61 components and 0.140713 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=0.080645Jy sigma=0.482536 ! Fit after self-cal, rms=0.080640Jy sigma=0.482520 ! 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=0.080640Jy sigma=0.482520 ! Fit after self-cal, rms=0.081564Jy sigma=0.482417 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=1.943 mas, bpa=1.305 degrees ! Estimated noise=0.693391 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00037395 Jy ! Component: 100 - total flux cleaned = -0.000508702 Jy ! Component: 150 - total flux cleaned = -0.000562423 Jy ! Component: 200 - total flux cleaned = -0.000578548 Jy ! Total flux subtracted in 200 components = -0.000578548 Jy ! Clean residual min=-0.001714 max=0.001458 Jy/beam ! Clean residual mean=0.000003 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.140134 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 64 components and 0.140134 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=0.081545Jy sigma=0.482300 ! Fit after self-cal, rms=0.081552Jy sigma=0.482284 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 = -7.23063e-05 Jy ! Component: 100 - total flux cleaned = -0.000103337 Jy ! Component: 150 - total flux cleaned = -0.000161479 Jy ! Component: 200 - total flux cleaned = -0.000215646 Jy ! Total flux subtracted in 200 components = -0.000215646 Jy ! Clean residual min=-0.001685 max=0.001438 Jy/beam ! Clean residual mean=0.000003 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.139919 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 68 components and 0.139918 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=0.081542Jy sigma=0.482238 ! Fit after self-cal, rms=0.081538Jy sigma=0.482233 ! 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=0.081538Jy sigma=0.482233 ! Fit after self-cal, rms=0.081945Jy sigma=0.482192 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.287 mas, bmaj=4.098 mas, bpa=3.036 degrees ! Estimated noise=0.820394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000515784 Jy ! Component: 100 - total flux cleaned = -0.000481725 Jy ! Component: 150 - total flux cleaned = -0.000504442 Jy ! Component: 200 - total flux cleaned = -0.000524423 Jy ! Total flux subtracted in 200 components = -0.000524423 Jy ! Clean residual min=-0.001527 max=0.001397 Jy/beam ! Clean residual mean=0.000005 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.139394 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 72 components and 0.139394 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=0.081939Jy sigma=0.482159 ! Fit after self-cal, rms=0.081942Jy sigma=0.482139 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 = -8.77294e-05 Jy ! Component: 100 - total flux cleaned = -9.74429e-05 Jy ! Component: 150 - total flux cleaned = -0.000135678 Jy ! Component: 200 - total flux cleaned = -0.000151624 Jy ! Total flux subtracted in 200 components = -0.000151624 Jy ! Clean residual min=-0.001505 max=0.001395 Jy/beam ! Clean residual mean=0.000005 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.139242 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 74 components and 0.139242 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=0.081940Jy sigma=0.482139 ! Fit after self-cal, rms=0.081938Jy sigma=0.482131 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=1.944 mas, bpa=1.39 degrees ! Estimated noise=0.693625 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.011 x 1.944 at 1.39 degrees (North through East) ! Clean map min=-0.0015002 max=0.11971 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=0.767 mas, bmaj=1.467 mas, bpa=-0.1121 degrees ! Estimated noise=1.668 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0953763 Jy ! Component: 100 - total flux cleaned = 0.11732 Jy ! Component: 150 - total flux cleaned = 0.126239 Jy ! Component: 200 - total flux cleaned = 0.13132 Jy ! Total flux subtracted in 200 components = 0.13132 Jy ! Clean residual min=-0.004184 max=0.003658 Jy/beam ! Clean residual mean=0.000007 rms=0.000890 Jy/beam ! Combined flux in latest and established models = 0.13132 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.13132 Jy ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=1.944 mas, bpa=1.39 degrees ! Estimated noise=0.693625 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 = 0.00390874 Jy ! Component: 100 - total flux cleaned = 0.00604295 Jy ! Component: 150 - total flux cleaned = 0.00726534 Jy ! Component: 200 - total flux cleaned = 0.00741824 Jy ! Total flux subtracted in 200 components = 0.00741824 Jy ! Clean residual min=-0.001855 max=0.001604 Jy/beam ! Clean residual mean=0.000003 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.138738 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 26 components and 0.138738 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=2.287 mas, bmaj=4.098 mas, bpa=3.036 degrees ! Estimated noise=0.820394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000622234 Jy ! Component: 100 - total flux cleaned = 0.000664366 Jy ! Component: 150 - total flux cleaned = 0.000664519 Jy ! Component: 200 - total flux cleaned = 0.000645191 Jy ! Total flux subtracted in 200 components = 0.000645191 Jy ! Clean residual min=-0.001510 max=0.001351 Jy/beam ! Clean residual mean=0.000005 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.139384 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 = -2.69497e-05 Jy ! Component: 100 - total flux cleaned = -4.43978e-05 Jy ! Component: 150 - total flux cleaned = -5.30236e-05 Jy ! Component: 200 - total flux cleaned = -6.1463e-05 Jy ! Total flux subtracted in 200 components = -6.1463e-05 Jy ! Clean residual min=-0.001491 max=0.001347 Jy/beam ! Clean residual mean=0.000005 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.139322 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.139322 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=1.944 mas, bpa=1.39 degrees ! Estimated noise=0.693625 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000126908 Jy ! Component: 100 - total flux cleaned = -2.63048e-05 Jy ! Component: 150 - total flux cleaned = 3.84507e-05 Jy ! Component: 200 - total flux cleaned = 1.85195e-05 Jy ! Total flux subtracted in 200 components = 1.85195e-05 Jy ! Clean residual min=-0.001705 max=0.001481 Jy/beam ! Clean residual mean=0.000003 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.139341 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 47 components and 0.139341 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=0.081950Jy sigma=0.482268 ! Fit after self-cal, rms=0.081944Jy sigma=0.482247 wmodel J1712-1820_X_map.mod ! Writing 47 model components to file: J1712-1820_X_map.mod wobs J1712-1820_X_uvs.fits ! Writing UV FITS file: J1712-1820_X_uvs.fits wwins J1712-1820_X_map.win ! wwins: Wrote 3 windows to J1712-1820_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 = -0.000659283 Jy ! Component: 100 - total flux cleaned = -0.00105665 Jy ! Component: 150 - total flux cleaned = -0.00125431 Jy ! Component: 200 - total flux cleaned = -0.0013486 Jy ! Component: 250 - total flux cleaned = -0.00143962 Jy ! Component: 300 - total flux cleaned = -0.0015275 Jy ! Component: 350 - total flux cleaned = -0.00159183 Jy ! Component: 400 - total flux cleaned = -0.00163423 Jy ! Component: 450 - total flux cleaned = -0.00171571 Jy ! Component: 500 - total flux cleaned = -0.00175595 Jy ! Component: 550 - total flux cleaned = -0.00187356 Jy ! Component: 600 - total flux cleaned = -0.00195022 Jy ! Component: 650 - total flux cleaned = -0.00202568 Jy ! Component: 700 - total flux cleaned = -0.00209943 Jy ! Component: 750 - total flux cleaned = -0.00215392 Jy ! Component: 800 - total flux cleaned = -0.00222534 Jy ! Component: 850 - total flux cleaned = -0.00227759 Jy ! Component: 900 - total flux cleaned = -0.00227778 Jy ! Component: 950 - total flux cleaned = -0.00229439 Jy ! Component: 1000 - total flux cleaned = -0.0022447 Jy ! Component: 1050 - total flux cleaned = -0.00224478 Jy ! Component: 1100 - total flux cleaned = -0.00221245 Jy ! Component: 1150 - total flux cleaned = -0.00219646 Jy ! Component: 1200 - total flux cleaned = -0.00213326 Jy ! Component: 1250 - total flux cleaned = -0.00204024 Jy ! Component: 1300 - total flux cleaned = -0.00199435 Jy ! Component: 1350 - total flux cleaned = -0.00194913 Jy ! Component: 1400 - total flux cleaned = -0.00190427 Jy ! Component: 1450 - total flux cleaned = -0.00188947 Jy ! Component: 1500 - total flux cleaned = -0.00183084 Jy ! Component: 1550 - total flux cleaned = -0.00180165 Jy ! Component: 1600 - total flux cleaned = -0.00174423 Jy ! Component: 1650 - total flux cleaned = -0.00165899 Jy ! Component: 1700 - total flux cleaned = -0.00160277 Jy ! Component: 1750 - total flux cleaned = -0.0015609 Jy ! Component: 1800 - total flux cleaned = -0.0015196 Jy ! Component: 1850 - total flux cleaned = -0.00146527 Jy ! Component: 1900 - total flux cleaned = -0.00139774 Jy ! Component: 1950 - total flux cleaned = -0.00134426 Jy ! Component: 2000 - total flux cleaned = -0.00126481 Jy ! Component: 2050 - total flux cleaned = -0.00122555 Jy ! Component: 2100 - total flux cleaned = -0.00119947 Jy ! Component: 2150 - total flux cleaned = -0.0011479 Jy ! Component: 2200 - total flux cleaned = -0.00105852 Jy ! Component: 2250 - total flux cleaned = -0.00102057 Jy ! Component: 2300 - total flux cleaned = -0.00100802 Jy ! Component: 2350 - total flux cleaned = -0.000983075 Jy ! Component: 2400 - total flux cleaned = -0.000933727 Jy ! Component: 2450 - total flux cleaned = -0.000921449 Jy ! Component: 2500 - total flux cleaned = -0.00088493 Jy ! Component: 2550 - total flux cleaned = -0.000812649 Jy ! Component: 2600 - total flux cleaned = -0.000812604 Jy ! Component: 2650 - total flux cleaned = -0.000776905 Jy ! Component: 2700 - total flux cleaned = -0.000765172 Jy ! Component: 2750 - total flux cleaned = -0.000741772 Jy ! Component: 2800 - total flux cleaned = -0.000764818 Jy ! Component: 2850 - total flux cleaned = -0.000718788 Jy ! Component: 2900 - total flux cleaned = -0.000707291 Jy ! Component: 2950 - total flux cleaned = -0.000695825 Jy ! Component: 3000 - total flux cleaned = -0.000707047 Jy ! Component: 3050 - total flux cleaned = -0.000673397 Jy ! Component: 3100 - total flux cleaned = -0.00068447 Jy ! Component: 3150 - total flux cleaned = -0.000662353 Jy ! Component: 3200 - total flux cleaned = -0.000651393 Jy ! Component: 3250 - total flux cleaned = -0.000651436 Jy ! Component: 3300 - total flux cleaned = -0.000640605 Jy ! Component: 3350 - total flux cleaned = -0.000651296 Jy ! Component: 3400 - total flux cleaned = -0.000629994 Jy ! Component: 3450 - total flux cleaned = -0.000629984 Jy ! Component: 3500 - total flux cleaned = -0.000682742 Jy ! Component: 3550 - total flux cleaned = -0.000661838 Jy ! Component: 3600 - total flux cleaned = -0.000651271 Jy ! Component: 3650 - total flux cleaned = -0.000640965 Jy ! Component: 3700 - total flux cleaned = -0.000651337 Jy ! Component: 3750 - total flux cleaned = -0.000630839 Jy ! Component: 3800 - total flux cleaned = -0.000651153 Jy ! Component: 3850 - total flux cleaned = -0.000620828 Jy ! Component: 3900 - total flux cleaned = -0.000600716 Jy ! Component: 3950 - total flux cleaned = -0.000560769 Jy ! Component: 4000 - total flux cleaned = -0.000570733 Jy ! Component: 4050 - total flux cleaned = -0.000560765 Jy ! Total flux subtracted in 4096 components = -0.00056075 Jy ! Clean residual min=-0.000535 max=0.000558 Jy/beam ! Clean residual mean=0.000001 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.13878 Jy keep ! Adding 274 model components to the UV plane model. ! The established model now contains 321 components and 0.13878 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1712-1820_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.011 x 1.944 at 1.39 degrees (North through East) ! Clean map min=-0.0012439 max=0.1198 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1712-1820_X_map.fits wmodel /image_prod/ug002_uva//J1712-1820_X_map.mod ! Writing 321 model components to file: /image_prod/ug002_uva//J1712-1820_X_map.mod wobs /image_prod/ug002_uva//J1712-1820_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1712-1820_X_uvs.fits wwins /image_prod/ug002_uva//J1712-1820_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1712-1820_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.119799 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000166136 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.416037 0.416037 0.832074 1.66415 3.3283 6.65659 13.3132 26.6264 53.2527 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.119 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 721.089 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1712-1820_X_dfm.log closed on Thu Mar 5 03:08:21 2020