! Started logfile: /image_prod/ug002_uva//J2027-0831_X_dfm.log on Thu Mar 5 04:47:41 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//J2027-0831_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2027-0831_X_uva.fits ! AN table 1: 45 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.894815 visibilities/baseline/integration-bin. ! Found source: J2027-0831 ! ! 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 21744 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 J2027-0831_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 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.038276Jy sigma=8.219793 ! Fit after self-cal, rms=0.712725Jy sigma=5.672352 ! 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=0.6893 mas, bmaj=1.665 mas, bpa=0.7037 degrees ! Estimated noise=0.970497 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 = 0.20014 Jy ! Component: 100 - total flux cleaned = 0.273805 Jy ! Total flux subtracted in 100 components = 0.273805 Jy ! Clean residual min=-0.010513 max=0.034307 Jy/beam ! Clean residual mean=0.000037 rms=0.002777 Jy/beam ! Combined flux in latest and established models = 0.273805 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.273805 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=0.102082Jy sigma=0.742680 ! Fit after self-cal, rms=0.101992Jy sigma=0.741884 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0378843 Jy ! Component: 100 - total flux cleaned = 0.0581192 Jy ! Total flux subtracted in 100 components = 0.0581192 Jy ! Clean residual min=-0.007261 max=0.015481 Jy/beam ! Clean residual mean=0.000028 rms=0.001659 Jy/beam ! Combined flux in latest and established models = 0.331924 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 0.331924 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=0.078867Jy sigma=0.563681 ! Fit after self-cal, rms=0.078835Jy sigma=0.563494 ! Inverting map ! Added new window around map position (-1.6, 3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0153861 Jy ! Component: 100 - total flux cleaned = 0.0258731 Jy ! Total flux subtracted in 100 components = 0.0258731 Jy ! Clean residual min=-0.006567 max=0.007861 Jy/beam ! Clean residual mean=0.000024 rms=0.001377 Jy/beam ! Combined flux in latest and established models = 0.357797 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 30 components and 0.357797 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=0.073248Jy sigma=0.523049 ! Fit after self-cal, rms=0.073175Jy sigma=0.522292 ! 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=0.9083 mas, bmaj=2.018 mas, bpa=1.365 degrees ! Estimated noise=0.614428 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 (7.2, -11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138657 Jy ! Component: 100 - total flux cleaned = 0.0231799 Jy ! Component: 150 - total flux cleaned = 0.0299339 Jy ! Component: 200 - total flux cleaned = 0.0350717 Jy ! Total flux subtracted in 200 components = 0.0350717 Jy ! Clean residual min=-0.007500 max=0.008307 Jy/beam ! Clean residual mean=0.000019 rms=0.001742 Jy/beam ! Combined flux in latest and established models = 0.392869 Jy ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 74 components and 0.392869 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=0.069130Jy sigma=0.498323 ! Fit after self-cal, rms=0.068990Jy sigma=0.496997 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9083 x 2.018 at 1.365 degrees (North through East) ! Clean map min=-0.0075342 max=0.28406 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 0.94 KP 1.04 ! LA 1.01 MK 0.99 NL 1.07 OV 1.01 ! PT 0.87 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.94 KP 1.05 ! LA 0.99 MK 0.99 NL 1.07 OV 1.00 ! PT 0.86 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.92 KP 1.06 ! LA 1.00 MK 0.96 NL 1.07 OV 1.01 ! PT 0.86 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.93 KP 1.04 ! LA 1.01 MK 0.99 NL 1.08 OV 1.01 ! PT 0.88 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.93 KP 1.05 ! LA 1.01 MK 0.98 NL 1.08 OV 1.01 ! PT 0.86 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.94 KP 1.06 ! LA 1.01 MK 0.99 NL 1.09 OV 1.04 ! PT 0.86 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.94 KP 1.06 ! LA 1.01 MK 1.00 NL 1.08 OV 1.03 ! PT 0.86 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.95 KP 1.06 ! LA 1.00 MK 1.02 NL 1.10 OV 1.04 ! PT 0.86 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.91 KP 1.06 ! LA 1.02 MK 1.00 NL 1.09 OV 1.03 ! PT 0.88 SC 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.94 KP 1.06 ! LA 1.01 MK 1.01 NL 1.09 OV 1.05 ! PT 0.87 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.92 KP 1.06 ! LA 1.02 MK 1.04 NL 1.09 OV 1.04 ! PT 0.88 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.93 KP 1.06 ! LA 1.01 MK 1.05 NL 1.09 OV 1.03 ! PT 0.87 SC 1.04 ! ! ! Fit before self-cal, rms=0.068990Jy sigma=0.496997 ! Fit after self-cal, rms=0.060921Jy sigma=0.450840 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9094 mas, bmaj=2.027 mas, bpa=1.099 degrees ! Estimated noise=0.610845 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 (2.2, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00403096 Jy ! Component: 100 - total flux cleaned = 0.00508114 Jy ! Component: 150 - total flux cleaned = 0.00579504 Jy ! Component: 200 - total flux cleaned = 0.00640404 Jy ! Total flux subtracted in 200 components = 0.00640404 Jy ! Clean residual min=-0.003358 max=0.003307 Jy/beam ! Clean residual mean=0.000007 rms=0.000755 Jy/beam ! Combined flux in latest and established models = 0.399273 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 109 components and 0.399273 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=0.060362Jy sigma=0.446826 ! Fit after self-cal, rms=0.060314Jy sigma=0.446362 ! 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=0.060314Jy sigma=0.446362 ! Fit after self-cal, rms=0.057040Jy sigma=0.433915 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9107 mas, bmaj=2.032 mas, bpa=1.222 degrees ! Estimated noise=0.610725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000600891 Jy ! Component: 100 - total flux cleaned = 0.00124807 Jy ! Component: 150 - total flux cleaned = 0.00156263 Jy ! Component: 200 - total flux cleaned = 0.00165054 Jy ! Total flux subtracted in 200 components = 0.00165054 Jy ! Clean residual min=-0.001429 max=0.001655 Jy/beam ! Clean residual mean=0.000002 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.400924 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 130 components and 0.400924 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=0.056926Jy sigma=0.432929 ! Fit after self-cal, rms=0.056904Jy sigma=0.432819 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 (11.2, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154421 Jy ! Component: 100 - total flux cleaned = 0.00209547 Jy ! Component: 150 - total flux cleaned = 0.00233048 Jy ! Component: 200 - total flux cleaned = 0.00253669 Jy ! Total flux subtracted in 200 components = 0.00253669 Jy ! Clean residual min=-0.001267 max=0.001428 Jy/beam ! Clean residual mean=0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.40346 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 150 components and 0.40346 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=0.056838Jy sigma=0.432287 ! Fit after self-cal, rms=0.056835Jy sigma=0.432263 ! Inverting map ! Added new window around map position (-3.6, -44.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124916 Jy ! Component: 100 - total flux cleaned = 0.00142391 Jy ! Component: 150 - total flux cleaned = 0.00151818 Jy ! Component: 200 - total flux cleaned = 0.00169352 Jy ! Total flux subtracted in 200 components = 0.00169352 Jy ! Clean residual min=-0.001221 max=0.001195 Jy/beam ! Clean residual mean=0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.405154 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 171 components and 0.405154 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=0.056789Jy sigma=0.431906 ! Fit after self-cal, rms=0.056788Jy sigma=0.431896 ! 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=0.056788Jy sigma=0.431896 ! Fit after self-cal, rms=0.056732Jy sigma=0.431541 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9111 mas, bmaj=2.034 mas, bpa=1.252 degrees ! Estimated noise=0.61017 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000220898 Jy ! Component: 100 - total flux cleaned = -6.12514e-05 Jy ! Component: 150 - total flux cleaned = 4.97578e-05 Jy ! Component: 200 - total flux cleaned = 0.000101705 Jy ! Total flux subtracted in 200 components = 0.000101705 Jy ! Clean residual min=-0.001175 max=0.001126 Jy/beam ! Clean residual mean=0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.405255 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 189 components and 0.405255 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=0.056701Jy sigma=0.431296 ! Fit after self-cal, rms=0.056700Jy sigma=0.431285 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 = 0.000109504 Jy ! Component: 100 - total flux cleaned = 0.000182064 Jy ! Component: 150 - total flux cleaned = 0.000295595 Jy ! Component: 200 - total flux cleaned = 0.000403322 Jy ! Total flux subtracted in 200 components = 0.000403322 Jy ! Clean residual min=-0.001119 max=0.001111 Jy/beam ! Clean residual mean=0.000002 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.405659 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 202 components and 0.405659 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=0.056683Jy sigma=0.431152 ! Fit after self-cal, rms=0.056683Jy sigma=0.431148 ! 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=0.056683Jy sigma=0.431148 ! Fit after self-cal, rms=0.056660Jy sigma=0.431121 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.17 mas, bmaj=3.713 mas, bpa=3.094 degrees ! Estimated noise=0.770807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000148657 Jy ! Component: 100 - total flux cleaned = 0.000175407 Jy ! Component: 150 - total flux cleaned = 0.000197215 Jy ! Component: 200 - total flux cleaned = 0.000251493 Jy ! Total flux subtracted in 200 components = 0.000251493 Jy ! Clean residual min=-0.001183 max=0.001228 Jy/beam ! Clean residual mean=0.000003 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.40591 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 225 components and 0.40591 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=0.056653Jy sigma=0.431048 ! Fit after self-cal, rms=0.056651Jy sigma=0.431031 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 = 5.38137e-05 Jy ! Component: 100 - total flux cleaned = 5.50493e-05 Jy ! Component: 150 - total flux cleaned = 5.39948e-05 Jy ! Component: 200 - total flux cleaned = 6.75875e-05 Jy ! Total flux subtracted in 200 components = 6.75875e-05 Jy ! Clean residual min=-0.001187 max=0.001183 Jy/beam ! Clean residual mean=0.000002 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.405978 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 236 components and 0.405978 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=0.056649Jy sigma=0.431012 ! Fit after self-cal, rms=0.056648Jy sigma=0.431007 ! 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=0.9111 mas, bmaj=2.034 mas, bpa=1.267 degrees ! Estimated noise=0.609911 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9111 x 2.034 at 1.267 degrees (North through East) ! Clean map min=-0.0013143 max=0.28224 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=0.6908 mas, bmaj=1.677 mas, bpa=0.6279 degrees ! Estimated noise=0.969498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.199492 Jy ! Component: 100 - total flux cleaned = 0.272726 Jy ! Component: 150 - total flux cleaned = 0.310142 Jy ! Component: 200 - total flux cleaned = 0.331852 Jy ! Total flux subtracted in 200 components = 0.331852 Jy ! Clean residual min=-0.005338 max=0.011621 Jy/beam ! Clean residual mean=0.000015 rms=0.001257 Jy/beam ! Combined flux in latest and established models = 0.331852 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 0.331852 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9111 mas, bmaj=2.034 mas, bpa=1.267 degrees ! Estimated noise=0.609911 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 = 0.0214689 Jy ! Component: 100 - total flux cleaned = 0.0346987 Jy ! Component: 150 - total flux cleaned = 0.0433785 Jy ! Component: 200 - total flux cleaned = 0.0494948 Jy ! Total flux subtracted in 200 components = 0.0494948 Jy ! Clean residual min=-0.002002 max=0.004213 Jy/beam ! Clean residual mean=0.000006 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.381347 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 51 components and 0.381347 Jy ! Inverting map ! Added new window around map position (-0.6, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00468474 Jy ! Component: 100 - total flux cleaned = 0.00818453 Jy ! Component: 150 - total flux cleaned = 0.0109253 Jy ! Component: 200 - total flux cleaned = 0.0131413 Jy ! Total flux subtracted in 200 components = 0.0131413 Jy ! Clean residual min=-0.001440 max=0.001756 Jy/beam ! Clean residual mean=0.000003 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.394488 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 96 components and 0.394488 Jy ! Inverting map ! Added new window around map position (-7.2, 14.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201268 Jy ! Component: 100 - total flux cleaned = 0.00362733 Jy ! Component: 150 - total flux cleaned = 0.00502824 Jy ! Component: 200 - total flux cleaned = 0.00625708 Jy ! Total flux subtracted in 200 components = 0.00625708 Jy ! Clean residual min=-0.001223 max=0.001147 Jy/beam ! Clean residual mean=0.000002 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.400745 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 129 components and 0.400745 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=2.17 mas, bmaj=3.713 mas, bpa=3.094 degrees ! Estimated noise=0.770807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015993 Jy ! Component: 100 - total flux cleaned = 0.00279141 Jy ! Component: 150 - total flux cleaned = 0.00363396 Jy ! Component: 200 - total flux cleaned = 0.00404874 Jy ! Total flux subtracted in 200 components = 0.00404874 Jy ! Clean residual min=-0.001269 max=0.001207 Jy/beam ! Clean residual mean=0.000003 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.404794 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 = 0.000251643 Jy ! Component: 100 - total flux cleaned = 0.000376946 Jy ! Component: 150 - total flux cleaned = 0.00051547 Jy ! Component: 200 - total flux cleaned = 0.000641552 Jy ! Total flux subtracted in 200 components = 0.000641552 Jy ! Clean residual min=-0.001237 max=0.001195 Jy/beam ! Clean residual mean=0.000003 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.405436 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 199 components and 0.405436 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9111 mas, bmaj=2.034 mas, bpa=1.267 degrees ! Estimated noise=0.609911 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00028667 Jy ! Component: 100 - total flux cleaned = -0.00022626 Jy ! Component: 150 - total flux cleaned = -0.00019752 Jy ! Component: 200 - total flux cleaned = -0.00012054 Jy ! Total flux subtracted in 200 components = -0.00012054 Jy ! Clean residual min=-0.001097 max=0.001109 Jy/beam ! Clean residual mean=0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.405315 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 221 components and 0.405315 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=0.430907 ! Fit after self-cal, rms=0.056638Jy sigma=0.430867 wmodel J2027-0831_X_map.mod ! Writing 221 model components to file: J2027-0831_X_map.mod wobs J2027-0831_X_uvs.fits ! Writing UV FITS file: J2027-0831_X_uvs.fits wwins J2027-0831_X_map.win ! wwins: Wrote 8 windows to J2027-0831_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 = -0.000181074 Jy ! Component: 100 - total flux cleaned = -0.000294627 Jy ! Component: 150 - total flux cleaned = -0.000348392 Jy ! Component: 200 - total flux cleaned = -0.000418442 Jy ! Component: 250 - total flux cleaned = -0.000503341 Jy ! Component: 300 - total flux cleaned = -0.000536519 Jy ! Component: 350 - total flux cleaned = -0.000568725 Jy ! Component: 400 - total flux cleaned = -0.000552722 Jy ! Component: 450 - total flux cleaned = -0.000552573 Jy ! Component: 500 - total flux cleaned = -0.000628567 Jy ! Component: 550 - total flux cleaned = -0.000583442 Jy ! Component: 600 - total flux cleaned = -0.000583508 Jy ! Component: 650 - total flux cleaned = -0.000626807 Jy ! Component: 700 - total flux cleaned = -0.000626433 Jy ! Component: 750 - total flux cleaned = -0.000696329 Jy ! Component: 800 - total flux cleaned = -0.000710143 Jy ! Component: 850 - total flux cleaned = -0.000737277 Jy ! Component: 900 - total flux cleaned = -0.000750752 Jy ! Component: 950 - total flux cleaned = -0.000723788 Jy ! Component: 1000 - total flux cleaned = -0.000697221 Jy ! Component: 1050 - total flux cleaned = -0.000710403 Jy ! Component: 1100 - total flux cleaned = -0.000697512 Jy ! Component: 1150 - total flux cleaned = -0.000684554 Jy ! Component: 1200 - total flux cleaned = -0.000684607 Jy ! Component: 1250 - total flux cleaned = -0.000659354 Jy ! Component: 1300 - total flux cleaned = -0.000696827 Jy ! Component: 1350 - total flux cleaned = -0.000671948 Jy ! Component: 1400 - total flux cleaned = -0.000696472 Jy ! Component: 1450 - total flux cleaned = -0.000672214 Jy ! Component: 1500 - total flux cleaned = -0.000696377 Jy ! Component: 1550 - total flux cleaned = -0.000708413 Jy ! Component: 1600 - total flux cleaned = -0.000684761 Jy ! Component: 1650 - total flux cleaned = -0.000731758 Jy ! Component: 1700 - total flux cleaned = -0.000731753 Jy ! Component: 1750 - total flux cleaned = -0.000731646 Jy ! Component: 1800 - total flux cleaned = -0.000720078 Jy ! Component: 1850 - total flux cleaned = -0.000765583 Jy ! Component: 1900 - total flux cleaned = -0.000720371 Jy ! Component: 1950 - total flux cleaned = -0.000720356 Jy ! Component: 2000 - total flux cleaned = -0.000731607 Jy ! Component: 2050 - total flux cleaned = -0.000687191 Jy ! Component: 2100 - total flux cleaned = -0.000720243 Jy ! Component: 2150 - total flux cleaned = -0.00068753 Jy ! Component: 2200 - total flux cleaned = -0.00066579 Jy ! Component: 2250 - total flux cleaned = -0.000730684 Jy ! Component: 2300 - total flux cleaned = -0.000633948 Jy ! Component: 2350 - total flux cleaned = -0.000687329 Jy ! Component: 2400 - total flux cleaned = -0.000676665 Jy ! Component: 2450 - total flux cleaned = -0.000644936 Jy ! Component: 2500 - total flux cleaned = -0.000582177 Jy ! Component: 2550 - total flux cleaned = -0.000613413 Jy ! Component: 2600 - total flux cleaned = -0.000572134 Jy ! Component: 2650 - total flux cleaned = -0.000602915 Jy ! Component: 2700 - total flux cleaned = -0.000602922 Jy ! Component: 2750 - total flux cleaned = -0.000531864 Jy ! Component: 2800 - total flux cleaned = -0.00051177 Jy ! Component: 2850 - total flux cleaned = -0.000491695 Jy ! Component: 2900 - total flux cleaned = -0.000541593 Jy ! Component: 2950 - total flux cleaned = -0.000521855 Jy ! Component: 3000 - total flux cleaned = -0.000502108 Jy ! Component: 3050 - total flux cleaned = -0.000482494 Jy ! Component: 3100 - total flux cleaned = -0.000472818 Jy ! Component: 3150 - total flux cleaned = -0.000453426 Jy ! Component: 3200 - total flux cleaned = -0.000453418 Jy ! Component: 3250 - total flux cleaned = -0.000443805 Jy ! Component: 3300 - total flux cleaned = -0.000434279 Jy ! Component: 3350 - total flux cleaned = -0.000472065 Jy ! Component: 3400 - total flux cleaned = -0.000443746 Jy ! Component: 3450 - total flux cleaned = -0.000425003 Jy ! Component: 3500 - total flux cleaned = -0.000434273 Jy ! Component: 3550 - total flux cleaned = -0.000424888 Jy ! Component: 3600 - total flux cleaned = -0.000415642 Jy ! Component: 3650 - total flux cleaned = -0.000369902 Jy ! Component: 3700 - total flux cleaned = -0.000369861 Jy ! Component: 3750 - total flux cleaned = -0.000369892 Jy ! Component: 3800 - total flux cleaned = -0.000369801 Jy ! Component: 3850 - total flux cleaned = -0.0003877 Jy ! Component: 3900 - total flux cleaned = -0.000369833 Jy ! Component: 3950 - total flux cleaned = -0.000352024 Jy ! Component: 4000 - total flux cleaned = -0.000352027 Jy ! Component: 4050 - total flux cleaned = -0.000360719 Jy ! Total flux subtracted in 4096 components = -0.000369541 Jy ! Clean residual min=-0.000521 max=0.000465 Jy/beam ! Clean residual mean=0.000000 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.404946 Jy keep ! Adding 271 model components to the UV plane model. ! The established model now contains 492 components and 0.404945 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2027-0831_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9111 x 2.034 at 1.267 degrees (North through East) ! Clean map min=-0.00083299 max=0.2824 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2027-0831_X_map.fits wmodel /image_prod/ug002_uva//J2027-0831_X_map.mod ! Writing 492 model components to file: /image_prod/ug002_uva//J2027-0831_X_map.mod wobs /image_prod/ug002_uva//J2027-0831_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2027-0831_X_uvs.fits wwins /image_prod/ug002_uva//J2027-0831_X_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J2027-0831_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.282398 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000149358 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.158667 0.158667 0.317334 0.634668 1.26934 2.53867 5.07734 10.1547 20.3094 40.6187 81.2375 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.282 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1890.75 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2027-0831_X_dfm.log closed on Thu Mar 5 04:47:46 2020