! Started logfile: /image_prod/ug002_uva//J0441-2952_X_dfm.log on Wed Mar 4 20:26:50 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//J0441-2952_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0441-2952_X_uva.fits ! AN table 1: 25 integrations on 36 of 36 possible baselines. ! AN table 2: 25 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.998333 visibilities/baseline/integration-bin. ! Found source: J0441-2952 ! ! 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 21564 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 J0441-2952_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.006467Jy sigma=7.281400 ! Fit after self-cal, rms=0.944460Jy sigma=6.819176 ! 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=0.6325 mas, bmaj=2.116 mas, bpa=-12.98 degrees ! Estimated noise=1.57069 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 = 0.0426609 Jy ! Component: 100 - total flux cleaned = 0.0525397 Jy ! Total flux subtracted in 100 components = 0.0525397 Jy ! Clean residual min=-0.003623 max=0.005483 Jy/beam ! Clean residual mean=0.000006 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 0.0525397 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0525397 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=0.079017Jy sigma=0.497434 ! Fit after self-cal, rms=0.077959Jy sigma=0.489617 ! Inverting map ! Added new window around map position (1.6, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.006688 Jy ! Component: 100 - total flux cleaned = 0.0109595 Jy ! Total flux subtracted in 100 components = 0.0109595 Jy ! Clean residual min=-0.003458 max=0.004805 Jy/beam ! Clean residual mean=0.000006 rms=0.000913 Jy/beam ! Combined flux in latest and established models = 0.0634992 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 21 components and 0.0634992 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=0.077019Jy sigma=0.480576 ! Fit after self-cal, rms=0.076961Jy sigma=0.480069 ! 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=0.8434 mas, bmaj=2.651 mas, bpa=-11.9 degrees ! Estimated noise=0.68492 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (3.2, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00851089 Jy ! Component: 100 - total flux cleaned = 0.0141333 Jy ! Component: 150 - total flux cleaned = 0.0182149 Jy ! Component: 200 - total flux cleaned = 0.0212702 Jy ! Total flux subtracted in 200 components = 0.0212702 Jy ! Clean residual min=-0.002943 max=0.004685 Jy/beam ! Clean residual mean=0.000006 rms=0.000756 Jy/beam ! Combined flux in latest and established models = 0.0847694 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 65 components and 0.0847694 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=0.075901Jy sigma=0.470040 ! Fit after self-cal, rms=0.075776Jy sigma=0.468765 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8434 x 2.651 at -11.9 degrees (North through East) ! Clean map min=-0.0025937 max=0.056914 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 0.95 HN 1.31 KP 1.06 ! LA 1.07 MK 1.03 NL 1.12 PT 0.83 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 1.00 HN 1.18 KP 1.05 ! LA 1.00 MK 0.94 NL 1.17 OV 1.03 ! PT 0.86 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.94 HN 1.00 KP 1.03 ! LA 0.97 MK 0.99 NL 1.14 PT 0.86 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.08 HN 1.21 KP 1.03 ! LA 0.97 MK 1.03 NL 1.15 OV 1.01 ! PT 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.86 HN 1.01 KP 1.11 ! LA 0.96 MK 1.05 NL 1.04 PT 0.88 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.83 FD 0.95 HN 1.45 KP 1.03 ! LA 1.00 MK 1.07 NL 1.16 OV 1.07 ! PT 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.97 HN 1.10 KP 0.99 ! LA 1.06 MK 1.15 NL 1.02 PT 0.86 ! SC 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 FD 0.96 HN 1.42 KP 1.11 ! LA 0.99 MK 0.99 NL 1.30 OV 1.02 ! PT 0.86 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 0.93 HN 0.96 KP 1.09 ! LA 1.01 MK 1.05 NL 1.13 PT 0.89 ! SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.08 HN 1.34 KP 0.99 ! LA 1.07 MK 0.95 NL 1.16 OV 1.01 ! PT 0.88 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.92 HN 0.96 KP 0.99 ! LA 1.02 MK 1.07 NL 1.01 PT 0.82 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 HN 1.31 KP 1.05 ! LA 0.97 MK 1.02 NL 1.19 OV 0.97 ! PT 0.84 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.90 HN 1.09 KP 1.01 ! LA 0.99 MK 1.24 NL 1.03 PT 0.84 ! SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.01 HN 0.92 KP 1.00 ! LA 0.97 MK 1.11 NL 1.20 OV 0.98 ! PT 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 1.02 HN 1.02 KP 1.06 ! LA 0.94 MK 0.95 NL 0.95 PT 0.89 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 1.03 HN 1.12 KP 1.13 ! LA 1.00 MK 0.96 NL 1.29 OV 1.03 ! PT 0.80 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.72 FD 1.00 HN 1.13 KP 1.04 ! LA 1.01 MK 1.08 NL 0.98 PT 0.91 ! SC 1.13 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 1.08 HN 1.13 KP 0.98 ! LA 1.04 MK 0.98 NL 1.20 OV 0.95 ! PT 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.94 HN 0.99 KP 1.03 ! LA 0.95 MK 0.88 NL 0.97 PT 0.91 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 0.94 HN 0.98 KP 1.08 ! LA 0.93 MK 1.13 NL 1.10 OV 1.11 ! PT 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.98 HN 0.82 KP 1.07 ! LA 1.06 MK 1.04 NL 1.03 PT 0.86 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 FD 0.95 HN 1.03 KP 1.03 ! LA 1.01 MK 0.99 NL 1.20 OV 0.91 ! PT 0.88 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 0.91 HN 1.08 KP 1.11 ! LA 0.96 MK 1.00 NL 1.08 PT 0.88 ! SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 FD 0.88 HN 1.14 KP 1.10 ! LA 1.03 MK 1.02 NL 1.16 OV 0.95 ! PT 0.84 ! ! ! Fit before self-cal, rms=0.075776Jy sigma=0.468765 ! Fit after self-cal, rms=0.077927Jy sigma=0.464580 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8606 mas, bmaj=2.65 mas, bpa=-11.79 degrees ! Estimated noise=0.671588 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 = 0.00260966 Jy ! Component: 100 - total flux cleaned = 0.00394212 Jy ! Component: 150 - total flux cleaned = 0.00412333 Jy ! Component: 200 - total flux cleaned = 0.00420766 Jy ! Total flux subtracted in 200 components = 0.00420766 Jy ! Clean residual min=-0.001568 max=0.001597 Jy/beam ! Clean residual mean=0.000004 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.0889771 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 95 components and 0.0889771 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=0.077840Jy sigma=0.463737 ! Fit after self-cal, rms=0.077948Jy sigma=0.463063 ! 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=0.077948Jy sigma=0.463063 ! Fit after self-cal, rms=0.078275Jy sigma=0.462978 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.861 mas, bmaj=2.649 mas, bpa=-11.75 degrees ! Estimated noise=0.671175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125249 Jy ! Component: 100 - total flux cleaned = 0.0014959 Jy ! Component: 150 - total flux cleaned = 0.00151863 Jy ! Component: 200 - total flux cleaned = 0.00155213 Jy ! Total flux subtracted in 200 components = 0.00155213 Jy ! Clean residual min=-0.001640 max=0.001574 Jy/beam ! Clean residual mean=0.000003 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.0905292 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 113 components and 0.0905292 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=0.078250Jy sigma=0.462785 ! Fit after self-cal, rms=0.078266Jy sigma=0.462739 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 (-24.2, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145653 Jy ! Component: 100 - total flux cleaned = 0.00190906 Jy ! Component: 150 - total flux cleaned = 0.0020643 Jy ! Component: 200 - total flux cleaned = 0.00220207 Jy ! Total flux subtracted in 200 components = 0.00220207 Jy ! Clean residual min=-0.001532 max=0.001430 Jy/beam ! Clean residual mean=0.000004 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.0927313 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 133 components and 0.0927313 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=0.078228Jy sigma=0.462485 ! Fit after self-cal, rms=0.078241Jy sigma=0.462451 ! 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=0.078241Jy sigma=0.462451 ! Fit after self-cal, rms=0.078035Jy sigma=0.462416 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8619 mas, bmaj=2.651 mas, bpa=-11.73 degrees ! Estimated noise=0.670054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000831081 Jy ! Component: 100 - total flux cleaned = 0.00100415 Jy ! Component: 150 - total flux cleaned = 0.00115633 Jy ! Component: 200 - total flux cleaned = 0.00123553 Jy ! Total flux subtracted in 200 components = 0.00123553 Jy ! Clean residual min=-0.001518 max=0.001355 Jy/beam ! Clean residual mean=0.000003 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.0939668 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 139 components and 0.0939668 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=0.078016Jy sigma=0.462317 ! Fit after self-cal, rms=0.078028Jy sigma=0.462304 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 = 0.000242269 Jy ! Component: 100 - total flux cleaned = 0.000260234 Jy ! Component: 150 - total flux cleaned = 0.000314692 Jy ! Component: 200 - total flux cleaned = 0.000348933 Jy ! Total flux subtracted in 200 components = 0.000348933 Jy ! Clean residual min=-0.001515 max=0.001340 Jy/beam ! Clean residual mean=0.000003 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.0943158 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 148 components and 0.0943158 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=0.078015Jy sigma=0.462253 ! Fit after self-cal, rms=0.078017Jy sigma=0.462246 ! 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=0.078017Jy sigma=0.462246 ! Fit after self-cal, rms=0.077889Jy sigma=0.462237 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.27 mas, bmaj=6.156 mas, bpa=2.922 degrees ! Estimated noise=0.802381 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000589218 Jy ! Component: 100 - total flux cleaned = 0.000839969 Jy ! Component: 150 - total flux cleaned = 0.00106151 Jy ! Component: 200 - total flux cleaned = 0.00123957 Jy ! Total flux subtracted in 200 components = 0.00123957 Jy ! Clean residual min=-0.001572 max=0.001429 Jy/beam ! Clean residual mean=0.000005 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.0955553 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 163 components and 0.0955553 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=0.077887Jy sigma=0.462212 ! Fit after self-cal, rms=0.077889Jy sigma=0.462205 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 = 0.000186738 Jy ! Component: 100 - total flux cleaned = 0.000347138 Jy ! Component: 150 - total flux cleaned = 0.000431665 Jy ! Component: 200 - total flux cleaned = 0.000509841 Jy ! Total flux subtracted in 200 components = 0.000509841 Jy ! Clean residual min=-0.001561 max=0.001428 Jy/beam ! Clean residual mean=0.000006 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.0960652 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 168 components and 0.0960652 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=0.077889Jy sigma=0.462199 ! Fit after self-cal, rms=0.077889Jy sigma=0.462195 ! 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=0.8617 mas, bmaj=2.651 mas, bpa=-11.73 degrees ! Estimated noise=0.670139 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8617 x 2.651 at -11.73 degrees (North through East) ! Clean map min=-0.0014374 max=0.055487 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=0.6454 mas, bmaj=2.105 mas, bpa=-12.85 degrees ! Estimated noise=1.55777 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0429299 Jy ! Component: 100 - total flux cleaned = 0.0544256 Jy ! Component: 150 - total flux cleaned = 0.0609849 Jy ! Component: 200 - total flux cleaned = 0.0661184 Jy ! Total flux subtracted in 200 components = 0.0661184 Jy ! Clean residual min=-0.003278 max=0.003434 Jy/beam ! Clean residual mean=0.000005 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.0661183 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.0661183 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8617 mas, bmaj=2.651 mas, bpa=-11.73 degrees ! Estimated noise=0.670139 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 = 0.00766045 Jy ! Component: 100 - total flux cleaned = 0.0127288 Jy ! Component: 150 - total flux cleaned = 0.0162567 Jy ! Component: 200 - total flux cleaned = 0.0188517 Jy ! Total flux subtracted in 200 components = 0.0188517 Jy ! Clean residual min=-0.001895 max=0.001929 Jy/beam ! Clean residual mean=0.000003 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.08497 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 88 components and 0.08497 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=2.27 mas, bmaj=6.156 mas, bpa=2.922 degrees ! Estimated noise=0.802381 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00307995 Jy ! Component: 100 - total flux cleaned = 0.0051094 Jy ! Component: 150 - total flux cleaned = 0.00658341 Jy ! Component: 200 - total flux cleaned = 0.00768236 Jy ! Total flux subtracted in 200 components = 0.00768236 Jy ! Clean residual min=-0.001757 max=0.001419 Jy/beam ! Clean residual mean=0.000005 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.0926523 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 = 0.000837208 Jy ! Component: 100 - total flux cleaned = 0.00148327 Jy ! Component: 150 - total flux cleaned = 0.00198889 Jy ! Component: 200 - total flux cleaned = 0.00239062 Jy ! Total flux subtracted in 200 components = 0.00239062 Jy ! Clean residual min=-0.001661 max=0.001448 Jy/beam ! Clean residual mean=0.000005 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.0950429 Jy ! Adding 78 model components to the UV plane model. ! The established model now contains 147 components and 0.0950429 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8617 mas, bmaj=2.651 mas, bpa=-11.73 degrees ! Estimated noise=0.670139 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.38524e-05 Jy ! Component: 100 - total flux cleaned = -3.19884e-05 Jy ! Component: 150 - total flux cleaned = -3.25023e-05 Jy ! Component: 200 - total flux cleaned = 1.76253e-05 Jy ! Total flux subtracted in 200 components = 1.76253e-05 Jy ! Clean residual min=-0.001658 max=0.001220 Jy/beam ! Clean residual mean=0.000003 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.0950606 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 173 components and 0.0950606 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=0.077910Jy sigma=0.462336 ! Fit after self-cal, rms=0.077897Jy sigma=0.462284 wmodel J0441-2952_X_map.mod ! Writing 173 model components to file: J0441-2952_X_map.mod wobs J0441-2952_X_uvs.fits ! Writing UV FITS file: J0441-2952_X_uvs.fits wwins J0441-2952_X_map.win ! wwins: Wrote 4 windows to J0441-2952_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 = -0.000688789 Jy ! Component: 100 - total flux cleaned = -0.00107601 Jy ! Component: 150 - total flux cleaned = -0.00127702 Jy ! Component: 200 - total flux cleaned = -0.00144642 Jy ! Component: 250 - total flux cleaned = -0.00148728 Jy ! Component: 300 - total flux cleaned = -0.00162425 Jy ! Component: 350 - total flux cleaned = -0.0016998 Jy ! Component: 400 - total flux cleaned = -0.00181054 Jy ! Component: 450 - total flux cleaned = -0.00186444 Jy ! Component: 500 - total flux cleaned = -0.00189943 Jy ! Component: 550 - total flux cleaned = -0.00193379 Jy ! Component: 600 - total flux cleaned = -0.00200137 Jy ! Component: 650 - total flux cleaned = -0.00208445 Jy ! Component: 700 - total flux cleaned = -0.00223093 Jy ! Component: 750 - total flux cleaned = -0.00234284 Jy ! Component: 800 - total flux cleaned = -0.00246864 Jy ! Component: 850 - total flux cleaned = -0.00263795 Jy ! Component: 900 - total flux cleaned = -0.00274404 Jy ! Component: 950 - total flux cleaned = -0.00281889 Jy ! Component: 1000 - total flux cleaned = -0.00292213 Jy ! Component: 1050 - total flux cleaned = -0.00302377 Jy ! Component: 1100 - total flux cleaned = -0.00312407 Jy ! Component: 1150 - total flux cleaned = -0.00319491 Jy ! Component: 1200 - total flux cleaned = -0.0033346 Jy ! Component: 1250 - total flux cleaned = -0.00344484 Jy ! Component: 1300 - total flux cleaned = -0.00354013 Jy ! Component: 1350 - total flux cleaned = -0.00362071 Jy ! Component: 1400 - total flux cleaned = -0.00374031 Jy ! Component: 1450 - total flux cleaned = -0.00383224 Jy ! Component: 1500 - total flux cleaned = -0.00392307 Jy ! Component: 1550 - total flux cleaned = -0.00400014 Jy ! Component: 1600 - total flux cleaned = -0.00407638 Jy ! Component: 1650 - total flux cleaned = -0.00416438 Jy ! Component: 1700 - total flux cleaned = -0.00422658 Jy ! Component: 1750 - total flux cleaned = -0.00433709 Jy ! Component: 1800 - total flux cleaned = -0.00442203 Jy ! Component: 1850 - total flux cleaned = -0.00450618 Jy ! Component: 1900 - total flux cleaned = -0.00457762 Jy ! Component: 1950 - total flux cleaned = -0.00467187 Jy ! Component: 2000 - total flux cleaned = -0.00478878 Jy ! Component: 2050 - total flux cleaned = -0.00486969 Jy ! Component: 2100 - total flux cleaned = -0.00495 Jy ! Component: 2150 - total flux cleaned = -0.00504079 Jy ! Component: 2200 - total flux cleaned = -0.00509704 Jy ! Component: 2250 - total flux cleaned = -0.00515277 Jy ! Component: 2300 - total flux cleaned = -0.0052632 Jy ! Component: 2350 - total flux cleaned = -0.00527423 Jy ! Component: 2400 - total flux cleaned = -0.00537207 Jy ! Component: 2450 - total flux cleaned = -0.00538272 Jy ! Component: 2500 - total flux cleaned = -0.0054466 Jy ! Component: 2550 - total flux cleaned = -0.00546783 Jy ! Component: 2600 - total flux cleaned = -0.0054573 Jy ! Component: 2650 - total flux cleaned = -0.00549893 Jy ! Component: 2700 - total flux cleaned = -0.00551942 Jy ! Component: 2750 - total flux cleaned = -0.00553993 Jy ! Component: 2800 - total flux cleaned = -0.00553983 Jy ! Component: 2850 - total flux cleaned = -0.00553993 Jy ! Component: 2900 - total flux cleaned = -0.00558022 Jy ! Component: 2950 - total flux cleaned = -0.0055803 Jy ! Component: 3000 - total flux cleaned = -0.00560996 Jy ! Component: 3050 - total flux cleaned = -0.00565921 Jy ! Component: 3100 - total flux cleaned = -0.00565909 Jy ! Component: 3150 - total flux cleaned = -0.0056784 Jy ! Component: 3200 - total flux cleaned = -0.00569758 Jy ! Component: 3250 - total flux cleaned = -0.00570725 Jy ! Component: 3300 - total flux cleaned = -0.00573579 Jy ! Component: 3350 - total flux cleaned = -0.00572622 Jy ! Component: 3400 - total flux cleaned = -0.00578269 Jy ! Component: 3450 - total flux cleaned = -0.00576393 Jy ! Component: 3500 - total flux cleaned = -0.00581038 Jy ! Component: 3550 - total flux cleaned = -0.00577346 Jy ! Component: 3600 - total flux cleaned = -0.00584693 Jy ! Component: 3650 - total flux cleaned = -0.00589251 Jy ! Component: 3700 - total flux cleaned = -0.00588335 Jy ! Component: 3750 - total flux cleaned = -0.00594654 Jy ! Component: 3800 - total flux cleaned = -0.00597343 Jy ! Component: 3850 - total flux cleaned = -0.00594669 Jy ! Component: 3900 - total flux cleaned = -0.00597336 Jy ! Component: 3950 - total flux cleaned = -0.00595572 Jy ! Component: 4000 - total flux cleaned = -0.00598218 Jy ! Component: 4050 - total flux cleaned = -0.00599971 Jy ! Total flux subtracted in 4096 components = -0.00603457 Jy ! Clean residual min=-0.000503 max=0.000574 Jy/beam ! Clean residual mean=0.000000 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.089026 Jy keep ! Adding 277 model components to the UV plane model. ! The established model now contains 450 components and 0.089026 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0441-2952_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8617 x 2.651 at -11.73 degrees (North through East) ! Clean map min=-0.00084712 max=0.055512 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0441-2952_X_map.fits wmodel /image_prod/ug002_uva//J0441-2952_X_map.mod ! Writing 450 model components to file: /image_prod/ug002_uva//J0441-2952_X_map.mod wobs /image_prod/ug002_uva//J0441-2952_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0441-2952_X_uvs.fits wwins /image_prod/ug002_uva//J0441-2952_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0441-2952_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0555119 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00014845 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.802258 0.802258 1.60452 3.20903 6.41807 12.8361 25.6723 51.3445 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.055 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 373.944 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0441-2952_X_dfm.log closed on Wed Mar 4 20:26:54 2020