! Started logfile: /image_prod/ug002_uva//J0638+2458_X_dfm.log on Wed Mar 4 21:24:36 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//J0638+2458_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0638+2458_X_uva.fits ! AN table 1: 45 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.748148 visibilities/baseline/integration-bin. ! Found source: J0638+2458 ! ! 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 18180 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 J0638+2458_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002023Jy sigma=9.120772 ! Fit after self-cal, rms=0.972481Jy sigma=8.860395 ! 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=0.8341 mas, bmaj=1.897 mas, bpa=17.8 degrees ! Estimated noise=1.16895 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 = 0.0228545 Jy ! Component: 100 - total flux cleaned = 0.0274543 Jy ! Total flux subtracted in 100 components = 0.0274543 Jy ! Clean residual min=-0.002561 max=0.002841 Jy/beam ! Clean residual mean=-0.000002 rms=0.000612 Jy/beam ! Combined flux in latest and established models = 0.0274543 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0274543 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=0.056645Jy sigma=0.479127 ! Fit after self-cal, rms=0.054956Jy sigma=0.462542 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00279615 Jy ! Component: 100 - total flux cleaned = 0.0024244 Jy ! Total flux subtracted in 100 components = 0.0024244 Jy ! Clean residual min=-0.002864 max=0.002861 Jy/beam ! Clean residual mean=-0.000002 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 0.0298787 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.0298787 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=0.054711Jy sigma=0.460682 ! Fit after self-cal, rms=0.054657Jy sigma=0.460404 ! 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=1.074 mas, bmaj=2.116 mas, bpa=13.62 degrees ! Estimated noise=0.58501 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, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133747 Jy ! Component: 100 - total flux cleaned = 0.00151425 Jy ! Component: 150 - total flux cleaned = 0.00156158 Jy ! Component: 200 - total flux cleaned = 0.00164571 Jy ! Total flux subtracted in 200 components = 0.00164571 Jy ! Clean residual min=-0.001543 max=0.001728 Jy/beam ! Clean residual mean=-0.000003 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.0315244 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 22 components and 0.0315244 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=0.054528Jy sigma=0.459315 ! Fit after self-cal, rms=0.054463Jy sigma=0.458939 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.074 x 2.116 at 13.62 degrees (North through East) ! Clean map min=-0.0016149 max=0.03246 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.94 HN 1.06 KP 1.10 ! LA 1.09 MK 1.25 NL 1.20 OV 1.05 ! PT 0.78 SC 0.85 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.93 KP 1.01 ! LA 1.05 MK 1.19 NL 1.36 OV 0.99 ! PT 0.88 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.88 HN 1.04 KP 1.00 ! LA 1.00 MK 1.37 NL 1.08 OV 0.97 ! PT 1.06 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 HN 1.00 KP 1.05 ! LA 0.96 MK 1.12 NL 1.31 OV 1.08 ! PT 1.00 SC 0.78 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.90 HN 0.98 KP 1.03 ! LA 1.06 MK 0.97 NL 1.22 OV 0.99 ! PT 0.98 SC 0.86 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.92 HN 1.11 KP 1.12 ! LA 0.98 MK 1.48 NL 1.28 OV 0.97 ! PT 0.79 SC 0.80 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.86 HN 0.97 KP 1.06 ! LA 0.96 MK 1.16 NL 1.25 OV 1.08 ! PT 0.94 SC 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.93 KP 1.08 ! LA 1.12 MK 0.85 NL 1.20 OV 0.88 ! PT 0.94 SC 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.90 HN 0.93 KP 1.01 ! LA 0.97 MK 1.07 NL 1.26 OV 0.97 ! PT 1.04 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.90 HN 0.91 KP 0.98 ! LA 0.96 MK 0.98 NL 1.28 OV 0.85 ! PT 0.84 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 0.74 HN 0.98 KP 1.07 ! LA 1.02 MK 0.91 NL 1.24 OV 1.09 ! PT 1.00 SC 0.82 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.80 HN 0.94 KP 1.01 ! LA 1.04 MK 0.86 NL 1.20 OV 0.90 ! PT 0.89 SC 0.72 ! ! ! Fit before self-cal, rms=0.054463Jy sigma=0.458939 ! Fit after self-cal, rms=0.051507Jy sigma=0.456290 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.04 mas, bmaj=2.096 mas, bpa=15.32 degrees ! Estimated noise=0.57488 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 = 0.00016005 Jy ! Component: 100 - total flux cleaned = 0.000246791 Jy ! Component: 150 - total flux cleaned = 0.000224862 Jy ! Component: 200 - total flux cleaned = 0.000245012 Jy ! Total flux subtracted in 200 components = 0.000245012 Jy ! Clean residual min=-0.001213 max=0.001051 Jy/beam ! Clean residual mean=-0.000002 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0317694 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 38 components and 0.0317694 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=0.051481Jy sigma=0.456055 ! Fit after self-cal, rms=0.051528Jy sigma=0.455199 ! 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=0.051528Jy sigma=0.455199 ! Fit after self-cal, rms=0.053024Jy sigma=0.453621 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=2.082 mas, bpa=15.67 degrees ! Estimated noise=0.578285 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000258186 Jy ! Component: 100 - total flux cleaned = 0.000240153 Jy ! Component: 150 - total flux cleaned = 0.00020097 Jy ! Component: 200 - total flux cleaned = 0.000183945 Jy ! Total flux subtracted in 200 components = 0.000183945 Jy ! Clean residual min=-0.001075 max=0.001008 Jy/beam ! Clean residual mean=-0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0319534 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 53 components and 0.0319534 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=0.053006Jy sigma=0.453462 ! Fit after self-cal, rms=0.053105Jy sigma=0.452937 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 = -0.00020539 Jy ! Component: 100 - total flux cleaned = -0.000312358 Jy ! Component: 150 - total flux cleaned = -0.000403186 Jy ! Component: 200 - total flux cleaned = -0.000403497 Jy ! Total flux subtracted in 200 components = -0.000403497 Jy ! Clean residual min=-0.001085 max=0.001047 Jy/beam ! Clean residual mean=-0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0315499 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 60 components and 0.0315499 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=0.053093Jy sigma=0.452846 ! Fit after self-cal, rms=0.053094Jy sigma=0.452821 ! 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=0.053094Jy sigma=0.452821 ! Fit after self-cal, rms=0.054040Jy sigma=0.452539 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.018 mas, bmaj=2.079 mas, bpa=15.91 degrees ! Estimated noise=0.57591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.0285e-06 Jy ! Component: 100 - total flux cleaned = -7.74635e-06 Jy ! Component: 150 - total flux cleaned = -2.31313e-05 Jy ! Component: 200 - total flux cleaned = 4.27311e-06 Jy ! Total flux subtracted in 200 components = 4.27311e-06 Jy ! Clean residual min=-0.001032 max=0.001007 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0315542 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 63 components and 0.0315542 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=0.054029Jy sigma=0.452448 ! Fit after self-cal, rms=0.054110Jy sigma=0.452362 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 (-1.8, 18.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000273134 Jy ! Component: 100 - total flux cleaned = 0.000198992 Jy ! Component: 150 - total flux cleaned = 0.000118997 Jy ! Component: 200 - total flux cleaned = 4.6424e-05 Jy ! Total flux subtracted in 200 components = 4.6424e-05 Jy ! Clean residual min=-0.000967 max=0.000995 Jy/beam ! Clean residual mean=-0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0316006 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 83 components and 0.0316006 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=0.054084Jy sigma=0.452141 ! Fit after self-cal, rms=0.054088Jy sigma=0.452092 ! 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=0.054088Jy sigma=0.452092 ! Fit after self-cal, rms=0.054567Jy sigma=0.452039 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.099 mas, bmaj=2.802 mas, bpa=-2.582 degrees ! Estimated noise=0.719214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.64684e-05 Jy ! Component: 100 - total flux cleaned = 1.01106e-05 Jy ! Component: 150 - total flux cleaned = -1.70625e-05 Jy ! Component: 200 - total flux cleaned = -2.87603e-05 Jy ! Total flux subtracted in 200 components = -2.87603e-05 Jy ! Clean residual min=-0.000988 max=0.000989 Jy/beam ! Clean residual mean=-0.000001 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0315718 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 95 components and 0.0315718 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=0.054555Jy sigma=0.451955 ! Fit after self-cal, rms=0.054592Jy sigma=0.451904 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 = 3.26479e-05 Jy ! Component: 100 - total flux cleaned = -5.57374e-05 Jy ! Component: 150 - total flux cleaned = -8.93014e-05 Jy ! Component: 200 - total flux cleaned = -8.88852e-05 Jy ! Total flux subtracted in 200 components = -8.88852e-05 Jy ! Clean residual min=-0.000997 max=0.000989 Jy/beam ! Clean residual mean=-0.000002 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.0314829 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 97 components and 0.0314829 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=0.054585Jy sigma=0.451853 ! Fit after self-cal, rms=0.054588Jy sigma=0.451830 ! 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=1.012 mas, bmaj=2.077 mas, bpa=16.07 degrees ! Estimated noise=0.575996 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.012 x 2.077 at 16.07 degrees (North through East) ! Clean map min=-0.001422 max=0.031996 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=0.7904 mas, bmaj=1.892 mas, bpa=19.79 degrees ! Estimated noise=1.10487 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0238881 Jy ! Component: 100 - total flux cleaned = 0.0279126 Jy ! Component: 150 - total flux cleaned = 0.0284091 Jy ! Component: 200 - total flux cleaned = 0.0285036 Jy ! Total flux subtracted in 200 components = 0.0285036 Jy ! Clean residual min=-0.002202 max=0.002156 Jy/beam ! Clean residual mean=-0.000001 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.0285036 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0285036 Jy ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=2.077 mas, bpa=16.07 degrees ! Estimated noise=0.575996 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 = 0.00183463 Jy ! Component: 100 - total flux cleaned = 0.00237196 Jy ! Component: 150 - total flux cleaned = 0.00247285 Jy ! Component: 200 - total flux cleaned = 0.00239147 Jy ! Total flux subtracted in 200 components = 0.00239147 Jy ! Clean residual min=-0.001153 max=0.001139 Jy/beam ! Clean residual mean=-0.000001 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.030895 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 29 components and 0.030895 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=2.099 mas, bmaj=2.802 mas, bpa=-2.582 degrees ! Estimated noise=0.719214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000139381 Jy ! Component: 100 - total flux cleaned = 0.000361312 Jy ! Component: 150 - total flux cleaned = 0.000480564 Jy ! Component: 200 - total flux cleaned = 0.00052197 Jy ! Total flux subtracted in 200 components = 0.00052197 Jy ! Clean residual min=-0.001090 max=0.001016 Jy/beam ! Clean residual mean=-0.000001 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.031417 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 = 3.6215e-07 Jy ! Component: 100 - total flux cleaned = 1.13926e-06 Jy ! Component: 150 - total flux cleaned = -1.47538e-05 Jy ! Component: 200 - total flux cleaned = -1.48143e-05 Jy ! Total flux subtracted in 200 components = -1.48143e-05 Jy ! Clean residual min=-0.001035 max=0.001020 Jy/beam ! Clean residual mean=-0.000001 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.0314022 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 61 components and 0.0314022 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=2.077 mas, bpa=16.07 degrees ! Estimated noise=0.575996 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00030561 Jy ! Component: 100 - total flux cleaned = -0.000435793 Jy ! Component: 150 - total flux cleaned = -0.000483631 Jy ! Component: 200 - total flux cleaned = -0.000505688 Jy ! Total flux subtracted in 200 components = -0.000505688 Jy ! Clean residual min=-0.001023 max=0.001012 Jy/beam ! Clean residual mean=-0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0308965 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 75 components and 0.0308965 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=0.054596Jy sigma=0.452030 ! Fit after self-cal, rms=0.054575Jy sigma=0.451946 wmodel J0638+2458_X_map.mod ! Writing 75 model components to file: J0638+2458_X_map.mod wobs J0638+2458_X_uvs.fits ! Writing UV FITS file: J0638+2458_X_uvs.fits wwins J0638+2458_X_map.win ! wwins: Wrote 3 windows to J0638+2458_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 = 5.69842e-05 Jy ! Component: 100 - total flux cleaned = 2.21788e-05 Jy ! Component: 150 - total flux cleaned = -6.11147e-05 Jy ! Component: 200 - total flux cleaned = -0.000157459 Jy ! Component: 250 - total flux cleaned = -0.00029786 Jy ! Component: 300 - total flux cleaned = -0.000389206 Jy ! Component: 350 - total flux cleaned = -0.000552826 Jy ! Component: 400 - total flux cleaned = -0.000683748 Jy ! Component: 450 - total flux cleaned = -0.000783748 Jy ! Component: 500 - total flux cleaned = -0.000882067 Jy ! Component: 550 - total flux cleaned = -0.00102023 Jy ! Component: 600 - total flux cleaned = -0.00114247 Jy ! Component: 650 - total flux cleaned = -0.0012096 Jy ! Component: 700 - total flux cleaned = -0.00128903 Jy ! Component: 750 - total flux cleaned = -0.00139324 Jy ! Component: 800 - total flux cleaned = -0.00148318 Jy ! Component: 850 - total flux cleaned = -0.00158439 Jy ! Component: 900 - total flux cleaned = -0.00162181 Jy ! Component: 950 - total flux cleaned = -0.00174493 Jy ! Component: 1000 - total flux cleaned = -0.00179328 Jy ! Component: 1050 - total flux cleaned = -0.00184104 Jy ! Component: 1100 - total flux cleaned = -0.00186447 Jy ! Component: 1150 - total flux cleaned = -0.00191126 Jy ! Component: 1200 - total flux cleaned = -0.00194573 Jy ! Component: 1250 - total flux cleaned = -0.00195703 Jy ! Component: 1300 - total flux cleaned = -0.0019797 Jy ! Component: 1350 - total flux cleaned = -0.00200219 Jy ! Component: 1400 - total flux cleaned = -0.00203553 Jy ! Component: 1450 - total flux cleaned = -0.00203552 Jy ! Component: 1500 - total flux cleaned = -0.00210006 Jy ! Component: 1550 - total flux cleaned = -0.00208913 Jy ! Component: 1600 - total flux cleaned = -0.00209968 Jy ! Component: 1650 - total flux cleaned = -0.00209957 Jy ! Component: 1700 - total flux cleaned = -0.00208923 Jy ! Component: 1750 - total flux cleaned = -0.00210975 Jy ! Component: 1800 - total flux cleaned = -0.00209976 Jy ! Component: 1850 - total flux cleaned = -0.0021299 Jy ! Component: 1900 - total flux cleaned = -0.00216963 Jy ! Component: 1950 - total flux cleaned = -0.00217954 Jy ! Component: 2000 - total flux cleaned = -0.00219894 Jy ! Component: 2050 - total flux cleaned = -0.00216995 Jy ! Component: 2100 - total flux cleaned = -0.00214132 Jy ! Component: 2150 - total flux cleaned = -0.00213192 Jy ! Component: 2200 - total flux cleaned = -0.00212256 Jy ! Component: 2250 - total flux cleaned = -0.00212261 Jy ! Component: 2300 - total flux cleaned = -0.00212274 Jy ! Component: 2350 - total flux cleaned = -0.00215036 Jy ! Component: 2400 - total flux cleaned = -0.00211391 Jy ! Component: 2450 - total flux cleaned = -0.00212301 Jy ! Component: 2500 - total flux cleaned = -0.002105 Jy ! Component: 2550 - total flux cleaned = -0.00206943 Jy ! Component: 2600 - total flux cleaned = -0.00206951 Jy ! Component: 2650 - total flux cleaned = -0.00206954 Jy ! Component: 2700 - total flux cleaned = -0.0019999 Jy ! Component: 2750 - total flux cleaned = -0.00200854 Jy ! Component: 2800 - total flux cleaned = -0.00196565 Jy ! Component: 2850 - total flux cleaned = -0.0018975 Jy ! Component: 2900 - total flux cleaned = -0.00188913 Jy ! Component: 2950 - total flux cleaned = -0.00186408 Jy ! Component: 3000 - total flux cleaned = -0.00182239 Jy ! Component: 3050 - total flux cleaned = -0.00181404 Jy ! Component: 3100 - total flux cleaned = -0.00174835 Jy ! Component: 3150 - total flux cleaned = -0.00173206 Jy ! Component: 3200 - total flux cleaned = -0.00169963 Jy ! Component: 3250 - total flux cleaned = -0.00167555 Jy ! Component: 3300 - total flux cleaned = -0.00169954 Jy ! Component: 3350 - total flux cleaned = -0.00165183 Jy ! Component: 3400 - total flux cleaned = -0.00164392 Jy ! Component: 3450 - total flux cleaned = -0.00161253 Jy ! Component: 3500 - total flux cleaned = -0.00160475 Jy ! Component: 3550 - total flux cleaned = -0.00160482 Jy ! Component: 3600 - total flux cleaned = -0.00157404 Jy ! Component: 3650 - total flux cleaned = -0.00155108 Jy ! Component: 3700 - total flux cleaned = -0.00154351 Jy ! Component: 3750 - total flux cleaned = -0.00155101 Jy ! Component: 3800 - total flux cleaned = -0.00152097 Jy ! Component: 3850 - total flux cleaned = -0.00149857 Jy ! Component: 3900 - total flux cleaned = -0.00151343 Jy ! Component: 3950 - total flux cleaned = -0.00149134 Jy ! Component: 4000 - total flux cleaned = -0.00149866 Jy ! Component: 4050 - total flux cleaned = -0.00150602 Jy ! Total flux subtracted in 4096 components = -0.00151328 Jy ! Clean residual min=-0.000455 max=0.000381 Jy/beam ! Clean residual mean=-0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0293832 Jy keep ! Adding 292 model components to the UV plane model. ! The established model now contains 367 components and 0.0293832 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0638+2458_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.012 x 2.077 at 16.07 degrees (North through East) ! Clean map min=-0.0012634 max=0.031707 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0638+2458_X_map.fits wmodel /image_prod/ug002_uva//J0638+2458_X_map.mod ! Writing 367 model components to file: /image_prod/ug002_uva//J0638+2458_X_map.mod wobs /image_prod/ug002_uva//J0638+2458_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0638+2458_X_uvs.fits wwins /image_prod/ug002_uva//J0638+2458_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0638+2458_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0317072 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000124921 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.18195 1.18195 2.36389 4.72778 9.45557 18.9111 37.8223 75.6445 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 253.818 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0638+2458_X_dfm.log closed on Wed Mar 4 21:24:41 2020