! Started logfile: /image_prod/ug002_uva//J0357+2319_X_dfm.log on Wed Mar 4 20:06:28 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//J0357+2319_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0357+2319_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.971481 visibilities/baseline/integration-bin. ! Found source: J0357+2319 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 31476 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 J0357+2319_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 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.084827Jy sigma=8.789273 ! Fit after self-cal, rms=0.559013Jy sigma=4.572209 ! 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=0.7864 mas, bmaj=2.27 mas, bpa=-19.81 degrees ! Estimated noise=1.05706 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 = 0.337323 Jy ! Component: 100 - total flux cleaned = 0.411166 Jy ! Total flux subtracted in 100 components = 0.411166 Jy ! Clean residual min=-0.009969 max=0.022585 Jy/beam ! Clean residual mean=0.000001 rms=0.002644 Jy/beam ! Combined flux in latest and established models = 0.411166 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.411166 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=0.080064Jy sigma=0.629275 ! Fit after self-cal, rms=0.080062Jy sigma=0.629254 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0237343 Jy ! Component: 100 - total flux cleaned = 0.0349819 Jy ! Total flux subtracted in 100 components = 0.0349819 Jy ! Clean residual min=-0.009361 max=0.013682 Jy/beam ! Clean residual mean=-0.000005 rms=0.002187 Jy/beam ! Combined flux in latest and established models = 0.446148 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.446148 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=0.069811Jy sigma=0.555910 ! Fit after self-cal, rms=0.069810Jy sigma=0.555882 ! Inverting map ! Added new window around map position (1.8, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0124918 Jy ! Component: 100 - total flux cleaned = 0.0198287 Jy ! Total flux subtracted in 100 components = 0.0198287 Jy ! Clean residual min=-0.008737 max=0.011184 Jy/beam ! Clean residual mean=-0.000006 rms=0.002002 Jy/beam ! Combined flux in latest and established models = 0.465977 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.465977 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=0.066989Jy sigma=0.531265 ! Fit after self-cal, rms=0.066786Jy sigma=0.529731 ! 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=1.036 mas, bmaj=2.526 mas, bpa=-18 degrees ! Estimated noise=0.499046 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 (-1.8, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0124078 Jy ! Component: 100 - total flux cleaned = 0.0185051 Jy ! Component: 150 - total flux cleaned = 0.0211769 Jy ! Component: 200 - total flux cleaned = 0.0226028 Jy ! Total flux subtracted in 200 components = 0.0226028 Jy ! Clean residual min=-0.008448 max=0.008612 Jy/beam ! Clean residual mean=-0.000009 rms=0.001959 Jy/beam ! Combined flux in latest and established models = 0.48858 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 49 components and 0.488579 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=0.064071Jy sigma=0.504858 ! Fit after self-cal, rms=0.064010Jy sigma=0.504342 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.036 x 2.526 at -18 degrees (North through East) ! Clean map min=-0.0081789 max=0.43897 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.99 KP 1.07 ! LA 1.03 MK 1.01 NL 1.10 OV 0.93 ! PT 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.98 KP 1.06 ! LA 1.02 MK 1.04 NL 1.08 OV 0.92 ! PT 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.99 KP 1.07 ! LA 1.02 MK 1.02 NL 1.10 OV 0.92 ! PT 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 0.99 KP 1.06 ! LA 1.03 MK 1.02 NL 1.08 OV 0.91 ! PT 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.99 KP 1.07 ! LA 1.04 MK 1.03 NL 1.07 OV 0.91 ! PT 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.00 KP 1.05 ! LA 1.01 MK 1.03 NL 1.09 OV 0.91 ! PT 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.98 KP 1.05 ! LA 1.03 MK 1.04 NL 1.08 OV 0.91 ! PT 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 0.97 KP 1.04 ! LA 1.01 MK 1.02 NL 1.09 OV 0.92 ! PT 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.97 KP 1.05 ! LA 1.02 MK 1.00 NL 1.06 OV 0.92 ! PT 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.98 KP 1.05 ! LA 1.02 MK 1.02 NL 1.09 OV 0.90 ! PT 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.99 KP 1.06 ! LA 1.03 MK 0.99 NL 1.06 OV 0.90 ! PT 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.02 KP 0.98 ! LA 1.03 MK 1.00 NL 1.08 OV 0.92 ! PT 0.92 ! ! ! Fit before self-cal, rms=0.064010Jy sigma=0.504342 ! Fit after self-cal, rms=0.054472Jy sigma=0.429349 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.044 mas, bmaj=2.523 mas, bpa=-17.85 degrees ! Estimated noise=0.497063 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 = -0.00515967 Jy ! Component: 100 - total flux cleaned = -0.00619226 Jy ! Component: 150 - total flux cleaned = -0.00676934 Jy ! Component: 200 - total flux cleaned = -0.00708718 Jy ! Total flux subtracted in 200 components = -0.00708718 Jy ! Clean residual min=-0.003167 max=0.002629 Jy/beam ! Clean residual mean=-0.000003 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.481492 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 0.481492 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=0.053815Jy sigma=0.423499 ! Fit after self-cal, rms=0.053814Jy sigma=0.423330 ! 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=0.053814Jy sigma=0.423330 ! Fit after self-cal, rms=0.053243Jy sigma=0.418496 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.043 mas, bmaj=2.521 mas, bpa=-17.96 degrees ! Estimated noise=0.496276 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00312437 Jy ! Component: 100 - total flux cleaned = -0.00448533 Jy ! Component: 150 - total flux cleaned = -0.00488399 Jy ! Component: 200 - total flux cleaned = -0.00498058 Jy ! Total flux subtracted in 200 components = -0.00498058 Jy ! Clean residual min=-0.002295 max=0.002119 Jy/beam ! Clean residual mean=-0.000000 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.476512 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 86 components and 0.476512 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=0.053037Jy sigma=0.416653 ! Fit after self-cal, rms=0.053037Jy sigma=0.416610 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 = -0.000154525 Jy ! Component: 100 - total flux cleaned = -0.000193543 Jy ! Component: 150 - total flux cleaned = -0.000265842 Jy ! Component: 200 - total flux cleaned = -0.000332822 Jy ! Total flux subtracted in 200 components = -0.000332822 Jy ! Clean residual min=-0.002221 max=0.002011 Jy/beam ! Clean residual mean=-0.000000 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.476179 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 94 components and 0.476179 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=0.052988Jy sigma=0.416201 ! Fit after self-cal, rms=0.052987Jy sigma=0.416184 ! 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=0.052987Jy sigma=0.416184 ! Fit after self-cal, rms=0.052865Jy sigma=0.415521 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.043 mas, bmaj=2.521 mas, bpa=-17.96 degrees ! Estimated noise=0.495868 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00206357 Jy ! Component: 100 - total flux cleaned = -0.00313057 Jy ! Component: 150 - total flux cleaned = -0.00337457 Jy ! Component: 200 - total flux cleaned = -0.00351178 Jy ! Total flux subtracted in 200 components = -0.00351178 Jy ! Clean residual min=-0.001771 max=0.001733 Jy/beam ! Clean residual mean=-0.000000 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.472667 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 98 components and 0.472667 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=0.052772Jy sigma=0.414679 ! Fit after self-cal, rms=0.052772Jy sigma=0.414672 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.22542e-05 Jy ! Component: 100 - total flux cleaned = -3.45742e-05 Jy ! Component: 150 - total flux cleaned = -3.62206e-05 Jy ! Component: 200 - total flux cleaned = 3.38385e-05 Jy ! Total flux subtracted in 200 components = 3.38385e-05 Jy ! Clean residual min=-0.001730 max=0.001663 Jy/beam ! Clean residual mean=-0.000000 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.472701 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 106 components and 0.472701 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=0.052748Jy sigma=0.414479 ! Fit after self-cal, rms=0.052748Jy sigma=0.414476 ! 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=0.052748Jy sigma=0.414476 ! Fit after self-cal, rms=0.052687Jy sigma=0.414129 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.207 mas, bmaj=2.96 mas, bpa=-11.67 degrees ! Estimated noise=0.589126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00163852 Jy ! Component: 100 - total flux cleaned = -0.00196749 Jy ! Component: 150 - total flux cleaned = -0.00212233 Jy ! Component: 200 - total flux cleaned = -0.00223961 Jy ! Total flux subtracted in 200 components = -0.00223961 Jy ! Clean residual min=-0.001725 max=0.001426 Jy/beam ! Clean residual mean=-0.000001 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.470462 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 141 components and 0.470462 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=0.052669Jy sigma=0.413941 ! Fit after self-cal, rms=0.052669Jy sigma=0.413933 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.86078e-05 Jy ! Component: 100 - total flux cleaned = 3.04987e-05 Jy ! Component: 150 - total flux cleaned = 5.37054e-05 Jy ! Component: 200 - total flux cleaned = 5.37217e-05 Jy ! Total flux subtracted in 200 components = 5.37217e-05 Jy ! Clean residual min=-0.001694 max=0.001411 Jy/beam ! Clean residual mean=-0.000001 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.470515 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 146 components and 0.470515 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=0.052663Jy sigma=0.413887 ! Fit after self-cal, rms=0.052664Jy sigma=0.413885 ! 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=1.043 mas, bmaj=2.52 mas, bpa=-17.96 degrees ! Estimated noise=0.495637 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.043 x 2.52 at -17.96 degrees (North through East) ! Clean map min=-0.0015081 max=0.43698 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=0.7913 mas, bmaj=2.268 mas, bpa=-19.81 degrees ! Estimated noise=1.05604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.336972 Jy ! Component: 100 - total flux cleaned = 0.410525 Jy ! Component: 150 - total flux cleaned = 0.432173 Jy ! Component: 200 - total flux cleaned = 0.442346 Jy ! Total flux subtracted in 200 components = 0.442346 Jy ! Clean residual min=-0.002602 max=0.004756 Jy/beam ! Clean residual mean=0.000002 rms=0.000715 Jy/beam ! Combined flux in latest and established models = 0.442346 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.442346 Jy ! Inverting map and beam ! Estimated beam: bmin=1.043 mas, bmaj=2.52 mas, bpa=-17.96 degrees ! Estimated noise=0.495637 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 = 0.00863212 Jy ! Component: 100 - total flux cleaned = 0.0137088 Jy ! Component: 150 - total flux cleaned = 0.0171952 Jy ! Component: 200 - total flux cleaned = 0.0197955 Jy ! Total flux subtracted in 200 components = 0.0197955 Jy ! Clean residual min=-0.001676 max=0.002032 Jy/beam ! Clean residual mean=0.000001 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.462141 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 74 components and 0.462141 Jy ! Inverting map ! Added new window around map position (-20.2, -32). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00214823 Jy ! Component: 100 - total flux cleaned = 0.00355075 Jy ! Component: 150 - total flux cleaned = 0.00438892 Jy ! Component: 200 - total flux cleaned = 0.00506056 Jy ! Total flux subtracted in 200 components = 0.00506056 Jy ! Clean residual min=-0.001624 max=0.001377 Jy/beam ! Clean residual mean=0.000000 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.467202 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 106 components and 0.467202 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=2.207 mas, bmaj=2.96 mas, bpa=-11.67 degrees ! Estimated noise=0.589126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154543 Jy ! Component: 100 - total flux cleaned = 0.00215967 Jy ! Component: 150 - total flux cleaned = 0.00267547 Jy ! Component: 200 - total flux cleaned = 0.00300876 Jy ! Total flux subtracted in 200 components = 0.00300876 Jy ! Clean residual min=-0.001629 max=0.001445 Jy/beam ! Clean residual mean=-0.000000 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.470211 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 = 0.000233019 Jy ! Component: 100 - total flux cleaned = 0.000437414 Jy ! Component: 150 - total flux cleaned = 0.000636198 Jy ! Component: 200 - total flux cleaned = 0.000717226 Jy ! Total flux subtracted in 200 components = 0.000717226 Jy ! Clean residual min=-0.001605 max=0.001336 Jy/beam ! Clean residual mean=-0.000000 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.470928 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 158 components and 0.470928 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.043 mas, bmaj=2.52 mas, bpa=-17.96 degrees ! Estimated noise=0.495637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.41078e-05 Jy ! Component: 100 - total flux cleaned = 0.000167416 Jy ! Component: 150 - total flux cleaned = 0.000208085 Jy ! Component: 200 - total flux cleaned = 0.000208101 Jy ! Total flux subtracted in 200 components = 0.000208101 Jy ! Clean residual min=-0.001560 max=0.001090 Jy/beam ! Clean residual mean=-0.000000 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.471136 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 178 components and 0.471136 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=0.052597Jy sigma=0.413350 ! Fit after self-cal, rms=0.052590Jy sigma=0.413298 wmodel J0357+2319_X_map.mod ! Writing 178 model components to file: J0357+2319_X_map.mod wobs J0357+2319_X_uvs.fits ! Writing UV FITS file: J0357+2319_X_uvs.fits wwins J0357+2319_X_map.win ! wwins: Wrote 4 windows to J0357+2319_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 = -0.000640348 Jy ! Component: 100 - total flux cleaned = -0.00112214 Jy ! Component: 150 - total flux cleaned = -0.00145119 Jy ! Component: 200 - total flux cleaned = -0.00164728 Jy ! Component: 250 - total flux cleaned = -0.00174172 Jy ! Component: 300 - total flux cleaned = -0.00183308 Jy ! Component: 350 - total flux cleaned = -0.00193973 Jy ! Component: 400 - total flux cleaned = -0.00204371 Jy ! Component: 450 - total flux cleaned = -0.00222998 Jy ! Component: 500 - total flux cleaned = -0.00232943 Jy ! Component: 550 - total flux cleaned = -0.00247553 Jy ! Component: 600 - total flux cleaned = -0.00258661 Jy ! Component: 650 - total flux cleaned = -0.00268002 Jy ! Component: 700 - total flux cleaned = -0.00280257 Jy ! Component: 750 - total flux cleaned = -0.00289293 Jy ! Component: 800 - total flux cleaned = -0.00299635 Jy ! Component: 850 - total flux cleaned = -0.00305457 Jy ! Component: 900 - total flux cleaned = -0.00314048 Jy ! Component: 950 - total flux cleaned = -0.00319662 Jy ! Component: 1000 - total flux cleaned = -0.00323801 Jy ! Component: 1050 - total flux cleaned = -0.00325196 Jy ! Component: 1100 - total flux cleaned = -0.00327853 Jy ! Component: 1150 - total flux cleaned = -0.00331789 Jy ! Component: 1200 - total flux cleaned = -0.00333076 Jy ! Component: 1250 - total flux cleaned = -0.00331783 Jy ! Component: 1300 - total flux cleaned = -0.00333054 Jy ! Component: 1350 - total flux cleaned = -0.00334305 Jy ! Component: 1400 - total flux cleaned = -0.00339218 Jy ! Component: 1450 - total flux cleaned = -0.00338 Jy ! Component: 1500 - total flux cleaned = -0.0034038 Jy ! Component: 1550 - total flux cleaned = -0.00339216 Jy ! Component: 1600 - total flux cleaned = -0.00343895 Jy ! Component: 1650 - total flux cleaned = -0.00347345 Jy ! Component: 1700 - total flux cleaned = -0.00348476 Jy ! Component: 1750 - total flux cleaned = -0.00351853 Jy ! Component: 1800 - total flux cleaned = -0.00354082 Jy ! Component: 1850 - total flux cleaned = -0.00356294 Jy ! Component: 1900 - total flux cleaned = -0.00362807 Jy ! Component: 1950 - total flux cleaned = -0.00360656 Jy ! Component: 2000 - total flux cleaned = -0.00368093 Jy ! Component: 2050 - total flux cleaned = -0.00373338 Jy ! Component: 2100 - total flux cleaned = -0.003754 Jy ! Component: 2150 - total flux cleaned = -0.00375409 Jy ! Component: 2200 - total flux cleaned = -0.0038458 Jy ! Component: 2250 - total flux cleaned = -0.00389616 Jy ! Component: 2300 - total flux cleaned = -0.00389612 Jy ! Component: 2350 - total flux cleaned = -0.00393559 Jy ! Component: 2400 - total flux cleaned = -0.00400411 Jy ! Component: 2450 - total flux cleaned = -0.00401386 Jy ! Component: 2500 - total flux cleaned = -0.0040713 Jy ! Component: 2550 - total flux cleaned = -0.00409973 Jy ! Component: 2600 - total flux cleaned = -0.00416558 Jy ! Component: 2650 - total flux cleaned = -0.00418408 Jy ! Component: 2700 - total flux cleaned = -0.00423019 Jy ! Component: 2750 - total flux cleaned = -0.00423021 Jy ! Component: 2800 - total flux cleaned = -0.0042665 Jy ! Component: 2850 - total flux cleaned = -0.00432035 Jy ! Component: 2900 - total flux cleaned = -0.00432044 Jy ! Component: 2950 - total flux cleaned = -0.00437322 Jy ! Component: 3000 - total flux cleaned = -0.00436429 Jy ! Component: 3050 - total flux cleaned = -0.0043729 Jy ! Component: 3100 - total flux cleaned = -0.00439014 Jy ! Component: 3150 - total flux cleaned = -0.0044157 Jy ! Component: 3200 - total flux cleaned = -0.00442414 Jy ! Component: 3250 - total flux cleaned = -0.00443244 Jy ! Component: 3300 - total flux cleaned = -0.00444914 Jy ! Component: 3350 - total flux cleaned = -0.00447391 Jy ! Component: 3400 - total flux cleaned = -0.00453108 Jy ! Component: 3450 - total flux cleaned = -0.00453913 Jy ! Component: 3500 - total flux cleaned = -0.00457122 Jy ! Component: 3550 - total flux cleaned = -0.00458718 Jy ! Component: 3600 - total flux cleaned = -0.00459509 Jy ! Component: 3650 - total flux cleaned = -0.00464216 Jy ! Component: 3700 - total flux cleaned = -0.00468893 Jy ! Component: 3750 - total flux cleaned = -0.0046579 Jy ! Component: 3800 - total flux cleaned = -0.00468098 Jy ! Component: 3850 - total flux cleaned = -0.00468093 Jy ! Component: 3900 - total flux cleaned = -0.00470357 Jy ! Component: 3950 - total flux cleaned = -0.00468852 Jy ! Component: 4000 - total flux cleaned = -0.00472595 Jy ! Component: 4050 - total flux cleaned = -0.00477049 Jy ! Total flux subtracted in 4096 components = -0.00478516 Jy ! Clean residual min=-0.000530 max=0.000391 Jy/beam ! Clean residual mean=0.000000 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.466351 Jy keep ! Adding 339 model components to the UV plane model. ! The established model now contains 517 components and 0.466351 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0357+2319_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.043 x 2.52 at -17.96 degrees (North through East) ! Clean map min=-0.0012295 max=0.43695 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0357+2319_X_map.fits wmodel /image_prod/ug002_uva//J0357+2319_X_map.mod ! Writing 517 model components to file: /image_prod/ug002_uva//J0357+2319_X_map.mod wobs /image_prod/ug002_uva//J0357+2319_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0357+2319_X_uvs.fits wwins /image_prod/ug002_uva//J0357+2319_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0357+2319_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.436948 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000137836 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0946357 0.0946357 0.189271 0.378543 0.757085 1.51417 3.02834 6.05668 12.1134 24.2267 48.4535 96.9069 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.436 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3170.05 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0357+2319_X_dfm.log closed on Wed Mar 4 20:06:33 2020