! Started logfile: /image_prod/ug002_uva//J1557-2724_X_dfm.log on Thu Mar 5 02:30:23 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//J1557-2724_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1557-2724_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.891852 visibilities/baseline/integration-bin. ! Found source: J1557-2724 ! ! 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 28896 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 J1557-2724_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014311Jy sigma=7.779288 ! Fit after self-cal, rms=0.888286Jy sigma=6.772508 ! 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=0.6474 mas, bmaj=2.053 mas, bpa=0.1204 degrees ! Estimated noise=1.03732 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 = 0.0870771 Jy ! Component: 100 - total flux cleaned = 0.107914 Jy ! Total flux subtracted in 100 components = 0.107914 Jy ! Clean residual min=-0.006440 max=0.010844 Jy/beam ! Clean residual mean=-0.000016 rms=0.001442 Jy/beam ! Combined flux in latest and established models = 0.107914 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.107914 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=0.075260Jy sigma=0.522244 ! Fit after self-cal, rms=0.075124Jy sigma=0.521515 ! Inverting map ! Added new window around map position (-1, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103839 Jy ! Component: 100 - total flux cleaned = 0.0146872 Jy ! Total flux subtracted in 100 components = 0.0146872 Jy ! Clean residual min=-0.005172 max=0.008980 Jy/beam ! Clean residual mean=-0.000007 rms=0.001180 Jy/beam ! Combined flux in latest and established models = 0.122601 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.122601 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=0.073662Jy sigma=0.506067 ! Fit after self-cal, rms=0.073618Jy sigma=0.505246 ! Inverting map ! Added new window around map position (1.4, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00731676 Jy ! Component: 100 - total flux cleaned = 0.00950373 Jy ! Total flux subtracted in 100 components = 0.00950373 Jy ! Clean residual min=-0.004771 max=0.005201 Jy/beam ! Clean residual mean=-0.000002 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 0.132105 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 16 components and 0.132105 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=0.072872Jy sigma=0.499009 ! Fit after self-cal, rms=0.072815Jy sigma=0.498568 ! 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=0.8818 mas, bmaj=2.551 mas, bpa=-0.3063 degrees ! Estimated noise=0.558961 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 = 0.00417701 Jy ! Component: 100 - total flux cleaned = 0.00633931 Jy ! Component: 150 - total flux cleaned = 0.00672243 Jy ! Component: 200 - total flux cleaned = 0.00711764 Jy ! Total flux subtracted in 200 components = 0.00711764 Jy ! Clean residual min=-0.004122 max=0.004624 Jy/beam ! Clean residual mean=0.000002 rms=0.001097 Jy/beam ! Combined flux in latest and established models = 0.139223 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 31 components and 0.139223 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=0.072575Jy sigma=0.495914 ! Fit after self-cal, rms=0.072556Jy sigma=0.495782 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8818 x 2.551 at -0.3063 degrees (North through East) ! Clean map min=-0.003793 max=0.11118 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.90 HN 1.10 KP 1.02 ! LA 1.10 MK 1.02 NL 1.06 OV 0.92 ! PT 0.94 SC 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.90 HN 1.16 KP 0.99 ! LA 1.08 MK 1.02 NL 1.04 OV 0.93 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.89 HN 1.09 KP 1.01 ! LA 1.13 MK 1.01 NL 1.05 OV 0.90 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.88 HN 1.12 KP 1.01 ! LA 1.11 MK 1.07 NL 1.05 OV 0.94 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.89 HN 1.11 KP 1.02 ! LA 1.08 MK 1.04 NL 1.04 OV 0.90 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 HN 1.11 KP 1.04 ! LA 1.15 MK 1.00 NL 1.01 OV 0.91 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.85 HN 1.07 KP 1.02 ! LA 1.12 MK 1.02 NL 1.02 OV 0.92 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.89 HN 1.19 KP 1.01 ! LA 1.11 MK 1.01 NL 1.04 OV 0.92 ! PT 0.99 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.87 HN 1.13 KP 1.02 ! LA 1.10 MK 1.04 NL 1.03 OV 0.90 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.89 HN 1.10 KP 1.00 ! LA 1.10 MK 1.04 NL 1.04 OV 0.96 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.91 HN 1.10 KP 1.03 ! LA 1.14 MK 0.93 NL 0.98 OV 0.92 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.87 HN 1.12 KP 0.99 ! LA 1.09 MK 0.95 NL 1.06 OV 0.94 ! PT 1.00 SC 0.95 ! ! ! Fit before self-cal, rms=0.072556Jy sigma=0.495782 ! Fit after self-cal, rms=0.073392Jy sigma=0.487367 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8817 mas, bmaj=2.551 mas, bpa=0.3115 degrees ! Estimated noise=0.55635 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 = -0.00211765 Jy ! Component: 100 - total flux cleaned = -0.0024209 Jy ! Component: 150 - total flux cleaned = -0.00254769 Jy ! Component: 200 - total flux cleaned = -0.00269369 Jy ! Total flux subtracted in 200 components = -0.00269369 Jy ! Clean residual min=-0.002868 max=0.003150 Jy/beam ! Clean residual mean=-0.000002 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.136529 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 43 components and 0.136529 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=0.073303Jy sigma=0.486819 ! Fit after self-cal, rms=0.073351Jy sigma=0.486622 ! 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=0.073351Jy sigma=0.486622 ! Fit after self-cal, rms=0.074712Jy sigma=0.481397 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8866 mas, bmaj=2.554 mas, bpa=0.4237 degrees ! Estimated noise=0.557428 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00139552 Jy ! Component: 100 - total flux cleaned = -0.00151204 Jy ! Component: 150 - total flux cleaned = -0.00154069 Jy ! Component: 200 - total flux cleaned = -0.00156646 Jy ! Total flux subtracted in 200 components = -0.00156646 Jy ! Clean residual min=-0.001772 max=0.001769 Jy/beam ! Clean residual mean=-0.000002 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.134963 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 53 components and 0.134962 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=0.074651Jy sigma=0.481097 ! Fit after self-cal, rms=0.074691Jy sigma=0.481009 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 = -0.00010069 Jy ! Component: 100 - total flux cleaned = -9.87961e-05 Jy ! Component: 150 - total flux cleaned = -9.89897e-05 Jy ! Component: 200 - total flux cleaned = -0.000117064 Jy ! Total flux subtracted in 200 components = -0.000117064 Jy ! Clean residual min=-0.001706 max=0.001751 Jy/beam ! Clean residual mean=-0.000002 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.134845 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 54 components and 0.134845 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=0.074672Jy sigma=0.480926 ! Fit after self-cal, rms=0.074668Jy sigma=0.480913 ! Inverting map ! Added new window around map position (-1, -19.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167029 Jy ! Component: 100 - total flux cleaned = 0.00255699 Jy ! Component: 150 - total flux cleaned = 0.0028564 Jy ! Component: 200 - total flux cleaned = 0.00299746 Jy ! Total flux subtracted in 200 components = 0.00299746 Jy ! Clean residual min=-0.001547 max=0.001562 Jy/beam ! Clean residual mean=-0.000002 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.137843 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 81 components and 0.137843 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=0.074616Jy sigma=0.480609 ! Fit after self-cal, rms=0.074614Jy sigma=0.480585 ! 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=0.074614Jy sigma=0.480585 ! Fit after self-cal, rms=0.075359Jy sigma=0.480268 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8875 mas, bmaj=2.554 mas, bpa=0.5362 degrees ! Estimated noise=0.557154 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000926077 Jy ! Component: 100 - total flux cleaned = -0.000980029 Jy ! Component: 150 - total flux cleaned = -0.00100319 Jy ! Component: 200 - total flux cleaned = -0.00104518 Jy ! Total flux subtracted in 200 components = -0.00104518 Jy ! Clean residual min=-0.001386 max=0.001491 Jy/beam ! Clean residual mean=-0.000002 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.136798 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 84 components and 0.136798 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=0.075332Jy sigma=0.480149 ! Fit after self-cal, rms=0.075348Jy sigma=0.480140 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 (2.8, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000888483 Jy ! Component: 100 - total flux cleaned = 0.000724955 Jy ! Component: 150 - total flux cleaned = 0.0004634 Jy ! Component: 200 - total flux cleaned = 0.000231522 Jy ! Total flux subtracted in 200 components = 0.000231522 Jy ! Clean residual min=-0.001303 max=0.001349 Jy/beam ! Clean residual mean=-0.000001 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.137029 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 101 components and 0.137029 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=0.075302Jy sigma=0.479926 ! Fit after self-cal, rms=0.075301Jy sigma=0.479905 ! Inverting map ! Added new window around map position (-27.4, -26). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121398 Jy ! Component: 100 - total flux cleaned = 0.00159303 Jy ! Component: 150 - total flux cleaned = 0.00175234 Jy ! Component: 200 - total flux cleaned = 0.00177654 Jy ! Total flux subtracted in 200 components = 0.00177654 Jy ! Clean residual min=-0.001222 max=0.001267 Jy/beam ! Clean residual mean=-0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.138806 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 118 components and 0.138806 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=0.075264Jy sigma=0.479729 ! Fit after self-cal, rms=0.075264Jy sigma=0.479712 ! Inverting map ! Added new window around map position (8.2, 27). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.76179e-05 Jy ! Component: 100 - total flux cleaned = 7.73628e-05 Jy ! Component: 150 - total flux cleaned = 0.000334008 Jy ! Component: 200 - total flux cleaned = 0.00049035 Jy ! Total flux subtracted in 200 components = 0.00049035 Jy ! Clean residual min=-0.001075 max=0.001186 Jy/beam ! Clean residual mean=-0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.139296 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 133 components and 0.139296 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=0.075227Jy sigma=0.479461 ! Fit after self-cal, rms=0.075226Jy sigma=0.479453 ! Inverting map ! Added new window around map position (35, 34). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000907771 Jy ! Component: 100 - total flux cleaned = 0.00106748 Jy ! Component: 150 - total flux cleaned = 0.00121282 Jy ! Component: 200 - total flux cleaned = 0.00128087 Jy ! Total flux subtracted in 200 components = 0.00128087 Jy ! Clean residual min=-0.001067 max=0.001143 Jy/beam ! Clean residual mean=-0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.140577 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 159 components and 0.140577 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=0.075199Jy sigma=0.479315 ! Fit after self-cal, rms=0.075198Jy sigma=0.479304 ! 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=0.075198Jy sigma=0.479304 ! Fit after self-cal, rms=0.075230Jy sigma=0.479264 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.313 mas, bmaj=5.657 mas, bpa=-0.7238 degrees ! Estimated noise=0.675867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000104457 Jy ! Component: 100 - total flux cleaned = 4.71803e-05 Jy ! Component: 150 - total flux cleaned = 8.28897e-05 Jy ! Component: 200 - total flux cleaned = 6.6446e-05 Jy ! Total flux subtracted in 200 components = 6.6446e-05 Jy ! Clean residual min=-0.001053 max=0.001291 Jy/beam ! Clean residual mean=-0.000001 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.140643 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 177 components and 0.140643 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=0.075219Jy sigma=0.479220 ! Fit after self-cal, rms=0.075221Jy sigma=0.479214 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 (26, -31). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000742367 Jy ! Component: 100 - total flux cleaned = 0.000763483 Jy ! Component: 150 - total flux cleaned = 0.000845967 Jy ! Component: 200 - total flux cleaned = 0.000882666 Jy ! Total flux subtracted in 200 components = 0.000882666 Jy ! Clean residual min=-0.000931 max=0.001033 Jy/beam ! Clean residual mean=-0.000001 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.141526 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 202 components and 0.141526 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=0.075205Jy sigma=0.479124 ! Fit after self-cal, rms=0.075207Jy sigma=0.479117 ! 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=0.8872 mas, bmaj=2.553 mas, bpa=0.6173 degrees ! Estimated noise=0.556109 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8872 x 2.553 at 0.6173 degrees (North through East) ! Clean map min=-0.0010748 max=0.11173 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=0.6515 mas, bmaj=2.049 mas, bpa=1.048 degrees ! Estimated noise=1.03889 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0872431 Jy ! Component: 100 - total flux cleaned = 0.107409 Jy ! Component: 150 - total flux cleaned = 0.116405 Jy ! Component: 200 - total flux cleaned = 0.122023 Jy ! Total flux subtracted in 200 components = 0.122023 Jy ! Clean residual min=-0.003057 max=0.003267 Jy/beam ! Clean residual mean=-0.000006 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.122023 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.122023 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8872 mas, bmaj=2.553 mas, bpa=0.6173 degrees ! Estimated noise=0.556109 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 = 0.00488596 Jy ! Component: 100 - total flux cleaned = 0.00778639 Jy ! Component: 150 - total flux cleaned = 0.00960097 Jy ! Component: 200 - total flux cleaned = 0.0108259 Jy ! Total flux subtracted in 200 components = 0.0108259 Jy ! Clean residual min=-0.001689 max=0.001733 Jy/beam ! Clean residual mean=-0.000004 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.132849 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 45 components and 0.132849 Jy ! Inverting map ! Added new window around map position (-2.4, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168623 Jy ! Component: 100 - total flux cleaned = 0.00263336 Jy ! Component: 150 - total flux cleaned = 0.00354308 Jy ! Component: 200 - total flux cleaned = 0.0041312 Jy ! Total flux subtracted in 200 components = 0.0041312 Jy ! Clean residual min=-0.001561 max=0.001408 Jy/beam ! Clean residual mean=-0.000001 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.13698 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 69 components and 0.13698 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=2.313 mas, bmaj=5.657 mas, bpa=-0.7238 degrees ! Estimated noise=0.675867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121271 Jy ! Component: 100 - total flux cleaned = 0.00212025 Jy ! Component: 150 - total flux cleaned = 0.00290287 Jy ! Component: 200 - total flux cleaned = 0.00346116 Jy ! Total flux subtracted in 200 components = 0.00346116 Jy ! Clean residual min=-0.001116 max=0.001163 Jy/beam ! Clean residual mean=-0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.140441 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 = 0.000438417 Jy ! Component: 100 - total flux cleaned = 0.000782238 Jy ! Component: 150 - total flux cleaned = 0.00102508 Jy ! Component: 200 - total flux cleaned = 0.0011605 Jy ! Total flux subtracted in 200 components = 0.0011605 Jy ! Clean residual min=-0.001091 max=0.001132 Jy/beam ! Clean residual mean=-0.000000 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.141602 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 120 components and 0.141601 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8872 mas, bmaj=2.553 mas, bpa=0.6173 degrees ! Estimated noise=0.556109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000459478 Jy ! Component: 100 - total flux cleaned = -0.000420053 Jy ! Component: 150 - total flux cleaned = -0.000383196 Jy ! Component: 200 - total flux cleaned = -0.000315457 Jy ! Total flux subtracted in 200 components = -0.000315457 Jy ! Clean residual min=-0.001248 max=0.001091 Jy/beam ! Clean residual mean=-0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.141286 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 145 components and 0.141286 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=0.075259Jy sigma=0.479456 ! Fit after self-cal, rms=0.075252Jy sigma=0.479402 wmodel J1557-2724_X_map.mod ! Writing 145 model components to file: J1557-2724_X_map.mod wobs J1557-2724_X_uvs.fits ! Writing UV FITS file: J1557-2724_X_uvs.fits wwins J1557-2724_X_map.win ! wwins: Wrote 10 windows to J1557-2724_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 = -0.000354251 Jy ! Component: 100 - total flux cleaned = -0.000490972 Jy ! Component: 150 - total flux cleaned = -0.000565281 Jy ! Component: 200 - total flux cleaned = -0.000617443 Jy ! Component: 250 - total flux cleaned = -0.000668036 Jy ! Component: 300 - total flux cleaned = -0.000749623 Jy ! Component: 350 - total flux cleaned = -0.000765192 Jy ! Component: 400 - total flux cleaned = -0.000780332 Jy ! Component: 450 - total flux cleaned = -0.000719349 Jy ! Component: 500 - total flux cleaned = -0.000704504 Jy ! Component: 550 - total flux cleaned = -0.000690022 Jy ! Component: 600 - total flux cleaned = -0.000747341 Jy ! Component: 650 - total flux cleaned = -0.000732913 Jy ! Component: 700 - total flux cleaned = -0.000774462 Jy ! Component: 750 - total flux cleaned = -0.000733394 Jy ! Component: 800 - total flux cleaned = -0.000733589 Jy ! Component: 850 - total flux cleaned = -0.000746923 Jy ! Component: 900 - total flux cleaned = -0.000707287 Jy ! Component: 950 - total flux cleaned = -0.000642161 Jy ! Component: 1000 - total flux cleaned = -0.000680609 Jy ! Component: 1050 - total flux cleaned = -0.000629941 Jy ! Component: 1100 - total flux cleaned = -0.000629836 Jy ! Component: 1150 - total flux cleaned = -0.000592585 Jy ! Component: 1200 - total flux cleaned = -0.000555603 Jy ! Component: 1250 - total flux cleaned = -0.000507211 Jy ! Component: 1300 - total flux cleaned = -0.000495383 Jy ! Component: 1350 - total flux cleaned = -0.000507128 Jy ! Component: 1400 - total flux cleaned = -0.000460191 Jy ! Component: 1450 - total flux cleaned = -0.000483433 Jy ! Component: 1500 - total flux cleaned = -0.000448878 Jy ! Component: 1550 - total flux cleaned = -0.000403287 Jy ! Component: 1600 - total flux cleaned = -0.00035819 Jy ! Component: 1650 - total flux cleaned = -0.000335801 Jy ! Component: 1700 - total flux cleaned = -0.000346934 Jy ! Component: 1750 - total flux cleaned = -0.000357925 Jy ! Component: 1800 - total flux cleaned = -0.00034691 Jy ! Component: 1850 - total flux cleaned = -0.00031438 Jy ! Component: 1900 - total flux cleaned = -0.000303616 Jy ! Component: 1950 - total flux cleaned = -0.000346096 Jy ! Component: 2000 - total flux cleaned = -0.00032492 Jy ! Component: 2050 - total flux cleaned = -0.00030392 Jy ! Component: 2100 - total flux cleaned = -0.000304019 Jy ! Component: 2150 - total flux cleaned = -0.000314206 Jy ! Component: 2200 - total flux cleaned = -0.000324473 Jy ! Component: 2250 - total flux cleaned = -0.000344637 Jy ! Component: 2300 - total flux cleaned = -0.000364762 Jy ! Component: 2350 - total flux cleaned = -0.000384596 Jy ! Component: 2400 - total flux cleaned = -0.000384595 Jy ! Component: 2450 - total flux cleaned = -0.000384588 Jy ! Component: 2500 - total flux cleaned = -0.000394327 Jy ! Component: 2550 - total flux cleaned = -0.00044287 Jy ! Component: 2600 - total flux cleaned = -0.000414012 Jy ! Component: 2650 - total flux cleaned = -0.000394925 Jy ! Component: 2700 - total flux cleaned = -0.000423586 Jy ! Component: 2750 - total flux cleaned = -0.000433055 Jy ! Component: 2800 - total flux cleaned = -0.000451872 Jy ! Component: 2850 - total flux cleaned = -0.000470518 Jy ! Component: 2900 - total flux cleaned = -0.000452006 Jy ! Component: 2950 - total flux cleaned = -0.000488821 Jy ! Component: 3000 - total flux cleaned = -0.000507184 Jy ! Component: 3050 - total flux cleaned = -0.000498184 Jy ! Component: 3100 - total flux cleaned = -0.000489064 Jy ! Component: 3150 - total flux cleaned = -0.00049805 Jy ! Component: 3200 - total flux cleaned = -0.000489102 Jy ! Component: 3250 - total flux cleaned = -0.00048027 Jy ! Component: 3300 - total flux cleaned = -0.000453916 Jy ! Component: 3350 - total flux cleaned = -0.000515338 Jy ! Component: 3400 - total flux cleaned = -0.000497915 Jy ! Component: 3450 - total flux cleaned = -0.000445953 Jy ! Component: 3500 - total flux cleaned = -0.000454584 Jy ! Component: 3550 - total flux cleaned = -0.000437465 Jy ! Component: 3600 - total flux cleaned = -0.000437403 Jy ! Component: 3650 - total flux cleaned = -0.000437378 Jy ! Component: 3700 - total flux cleaned = -0.000471 Jy ! Component: 3750 - total flux cleaned = -0.00045428 Jy ! Component: 3800 - total flux cleaned = -0.000420957 Jy ! Component: 3850 - total flux cleaned = -0.000412717 Jy ! Component: 3900 - total flux cleaned = -0.000420982 Jy ! Component: 3950 - total flux cleaned = -0.000420931 Jy ! Component: 4000 - total flux cleaned = -0.000421006 Jy ! Component: 4050 - total flux cleaned = -0.000404811 Jy ! Total flux subtracted in 4096 components = -0.000388655 Jy ! Clean residual min=-0.000431 max=0.000441 Jy/beam ! Clean residual mean=0.000000 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.140897 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 427 components and 0.140897 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1557-2724_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8872 x 2.553 at 0.6173 degrees (North through East) ! Clean map min=-0.00089828 max=0.11114 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1557-2724_X_map.fits wmodel /image_prod/ug002_uva//J1557-2724_X_map.mod ! Writing 427 model components to file: /image_prod/ug002_uva//J1557-2724_X_map.mod wobs /image_prod/ug002_uva//J1557-2724_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1557-2724_X_uvs.fits wwins /image_prod/ug002_uva//J1557-2724_X_map.win ! wwins: Wrote 11 windows to /image_prod/ug002_uva//J1557-2724_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.111139 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000139697 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.377086 0.377086 0.754172 1.50834 3.01669 6.03338 12.0668 24.1335 48.267 96.5341 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.111 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 795.574 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1557-2724_X_dfm.log closed on Thu Mar 5 02:30:28 2020