! Started logfile: /image_prod/ug002_uva//J0004+2019_X_dfm.log on Wed Mar 4 18:09:04 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//J0004+2019_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0004+2019_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.973704 visibilities/baseline/integration-bin. ! Found source: J0004+2019 ! ! 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 31548 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 J0004+2019_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.043646Jy sigma=9.114373 ! Fit after self-cal, rms=0.733203Jy sigma=6.357461 ! 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=0.6855 mas, bmaj=1.541 mas, bpa=-2.336 degrees ! Estimated noise=0.922388 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 = 0.190355 Jy ! Component: 100 - total flux cleaned = 0.244129 Jy ! Total flux subtracted in 100 components = 0.244129 Jy ! Clean residual min=-0.009943 max=0.034201 Jy/beam ! Clean residual mean=0.000026 rms=0.002778 Jy/beam ! Combined flux in latest and established models = 0.244129 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.244129 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=0.091534Jy sigma=0.786231 ! Fit after self-cal, rms=0.091403Jy sigma=0.785489 ! Inverting map ! Added new window around map position (1, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0350455 Jy ! Component: 100 - total flux cleaned = 0.056619 Jy ! Total flux subtracted in 100 components = 0.056619 Jy ! Clean residual min=-0.005900 max=0.014173 Jy/beam ! Clean residual mean=0.000012 rms=0.001548 Jy/beam ! Combined flux in latest and established models = 0.300748 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.300748 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=0.066735Jy sigma=0.557460 ! Fit after self-cal, rms=0.066101Jy sigma=0.552528 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158612 Jy ! Component: 100 - total flux cleaned = 0.0262323 Jy ! Total flux subtracted in 100 components = 0.0262323 Jy ! Clean residual min=-0.004456 max=0.008558 Jy/beam ! Clean residual mean=0.000006 rms=0.001050 Jy/beam ! Combined flux in latest and established models = 0.326981 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 0.326981 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=0.058930Jy sigma=0.486291 ! Fit after self-cal, rms=0.058681Jy sigma=0.484302 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0082893 Jy ! Component: 100 - total flux cleaned = 0.0137965 Jy ! Total flux subtracted in 100 components = 0.0137965 Jy ! Clean residual min=-0.003691 max=0.005393 Jy/beam ! Clean residual mean=0.000003 rms=0.000860 Jy/beam ! Combined flux in latest and established models = 0.340777 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 29 components and 0.340777 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=0.056417Jy sigma=0.464043 ! Fit after self-cal, rms=0.056324Jy sigma=0.463254 ! 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=0.8671 mas, bmaj=1.831 mas, bpa=-1.629 degrees ! Estimated noise=0.464755 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 = 0.0079835 Jy ! Component: 100 - total flux cleaned = 0.0124055 Jy ! Component: 150 - total flux cleaned = 0.0151839 Jy ! Component: 200 - total flux cleaned = 0.0170131 Jy ! Total flux subtracted in 200 components = 0.0170131 Jy ! Clean residual min=-0.004198 max=0.003754 Jy/beam ! Clean residual mean=0.000002 rms=0.001045 Jy/beam ! Combined flux in latest and established models = 0.35779 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 60 components and 0.35779 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=0.055088Jy sigma=0.453557 ! Fit after self-cal, rms=0.055029Jy sigma=0.453007 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8671 x 1.831 at -1.629 degrees (North through East) ! Clean map min=-0.0039377 max=0.26226 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.05 HN 1.01 KP 1.06 ! LA 1.04 MK 1.00 OV 0.94 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 1.03 KP 1.06 ! LA 1.03 MK 0.98 OV 0.93 PT 0.93 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.01 KP 1.05 ! LA 1.05 MK 0.99 OV 0.93 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.05 HN 0.98 KP 1.04 ! LA 1.05 MK 1.03 OV 0.95 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 1.00 KP 1.05 ! LA 1.04 MK 1.01 OV 0.95 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.01 KP 1.05 ! LA 1.01 MK 1.00 OV 0.93 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.00 KP 1.04 ! LA 1.05 MK 1.02 OV 0.93 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.98 KP 1.05 ! LA 1.03 MK 1.02 OV 0.93 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.99 KP 1.04 ! LA 1.03 MK 1.02 OV 0.93 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.01 KP 1.05 ! LA 1.02 MK 1.01 OV 0.93 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 1.00 KP 1.06 ! LA 1.02 MK 1.05 OV 0.95 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 1.02 KP 1.06 ! LA 1.01 MK 1.03 OV 0.93 PT 0.91 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.055029Jy sigma=0.453007 ! Fit after self-cal, rms=0.052034Jy sigma=0.427387 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8697 mas, bmaj=1.835 mas, bpa=-1.46 degrees ! Estimated noise=0.463969 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 = 0.000114219 Jy ! Component: 100 - total flux cleaned = -8.27558e-05 Jy ! Component: 150 - total flux cleaned = -0.000197226 Jy ! Component: 200 - total flux cleaned = -0.000281132 Jy ! Total flux subtracted in 200 components = -0.000281132 Jy ! Clean residual min=-0.001450 max=0.001572 Jy/beam ! Clean residual mean=0.000001 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.357509 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 68 components and 0.357509 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=0.051980Jy sigma=0.426895 ! Fit after self-cal, rms=0.051967Jy sigma=0.426745 ! 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=0.051967Jy sigma=0.426745 ! Fit after self-cal, rms=0.051825Jy sigma=0.424978 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8696 mas, bmaj=1.833 mas, bpa=-1.576 degrees ! Estimated noise=0.464056 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000432263 Jy ! Component: 100 - total flux cleaned = -0.000538233 Jy ! Component: 150 - total flux cleaned = -0.000573816 Jy ! Component: 200 - total flux cleaned = -0.000589468 Jy ! Total flux subtracted in 200 components = -0.000589468 Jy ! Clean residual min=-0.001113 max=0.001014 Jy/beam ! Clean residual mean=0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.35692 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 74 components and 0.35692 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=0.051809Jy sigma=0.424842 ! Fit after self-cal, rms=0.051808Jy sigma=0.424824 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 = -0.00010588 Jy ! Component: 100 - total flux cleaned = -0.000105771 Jy ! Component: 150 - total flux cleaned = -0.000105831 Jy ! Component: 200 - total flux cleaned = -0.000118553 Jy ! Total flux subtracted in 200 components = -0.000118553 Jy ! Clean residual min=-0.001066 max=0.000999 Jy/beam ! Clean residual mean=0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.356801 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 76 components and 0.356801 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=0.051800Jy sigma=0.424753 ! Fit after self-cal, rms=0.051798Jy sigma=0.424745 ! 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=0.051798Jy sigma=0.424745 ! Fit after self-cal, rms=0.051836Jy sigma=0.424722 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.87 mas, bmaj=1.833 mas, bpa=-1.571 degrees ! Estimated noise=0.464134 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000442596 Jy ! Component: 100 - total flux cleaned = -0.000486652 Jy ! Component: 150 - total flux cleaned = -0.000513089 Jy ! Component: 200 - total flux cleaned = -0.000513144 Jy ! Total flux subtracted in 200 components = -0.000513144 Jy ! Clean residual min=-0.001043 max=0.000955 Jy/beam ! Clean residual mean=0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.356288 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 76 components and 0.356288 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=0.051827Jy sigma=0.424652 ! Fit after self-cal, rms=0.051828Jy sigma=0.424646 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 = -1.76608e-05 Jy ! Component: 100 - total flux cleaned = -4.06897e-05 Jy ! Component: 150 - total flux cleaned = -4.05848e-05 Jy ! Component: 200 - total flux cleaned = -4.03119e-05 Jy ! Total flux subtracted in 200 components = -4.03119e-05 Jy ! Clean residual min=-0.001014 max=0.000939 Jy/beam ! Clean residual mean=0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.356248 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 77 components and 0.356248 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=0.051823Jy sigma=0.424608 ! Fit after self-cal, rms=0.051822Jy sigma=0.424604 ! 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=0.051822Jy sigma=0.424604 ! Fit after self-cal, rms=0.051858Jy sigma=0.424590 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.22 mas, bmaj=2.907 mas, bpa=9.019 degrees ! Estimated noise=0.602538 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.9273e-05 Jy ! Component: 100 - total flux cleaned = -0.000115848 Jy ! Component: 150 - total flux cleaned = -0.000167419 Jy ! Component: 200 - total flux cleaned = -0.000200415 Jy ! Total flux subtracted in 200 components = -0.000200415 Jy ! Clean residual min=-0.001004 max=0.000978 Jy/beam ! Clean residual mean=0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.356047 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 79 components and 0.356047 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=0.051860Jy sigma=0.424595 ! Fit after self-cal, rms=0.051859Jy sigma=0.424581 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 = 4.61314e-05 Jy ! Component: 100 - total flux cleaned = 1.6343e-05 Jy ! Component: 150 - total flux cleaned = -4.40217e-06 Jy ! Component: 200 - total flux cleaned = -2.02791e-05 Jy ! Total flux subtracted in 200 components = -2.02791e-05 Jy ! Clean residual min=-0.000983 max=0.000976 Jy/beam ! Clean residual mean=0.000001 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.356027 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 81 components and 0.356027 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=0.051862Jy sigma=0.424600 ! Fit after self-cal, rms=0.051861Jy sigma=0.424591 ! 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=0.8703 mas, bmaj=1.833 mas, bpa=-1.568 degrees ! Estimated noise=0.464243 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8703 x 1.833 at -1.568 degrees (North through East) ! Clean map min=-0.00091947 max=0.26146 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=0.6875 mas, bmaj=1.539 mas, bpa=-2.301 degrees ! Estimated noise=0.925082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.190305 Jy ! Component: 100 - total flux cleaned = 0.248467 Jy ! Component: 150 - total flux cleaned = 0.283813 Jy ! Component: 200 - total flux cleaned = 0.306269 Jy ! Total flux subtracted in 200 components = 0.306269 Jy ! Clean residual min=-0.004170 max=0.011806 Jy/beam ! Clean residual mean=0.000011 rms=0.001184 Jy/beam ! Combined flux in latest and established models = 0.306269 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.306269 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8703 mas, bmaj=1.833 mas, bpa=-1.568 degrees ! Estimated noise=0.464243 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 = 0.0225621 Jy ! Component: 100 - total flux cleaned = 0.0340339 Jy ! Component: 150 - total flux cleaned = 0.0402013 Jy ! Component: 200 - total flux cleaned = 0.0437548 Jy ! Total flux subtracted in 200 components = 0.0437548 Jy ! Clean residual min=-0.001197 max=0.002778 Jy/beam ! Clean residual mean=0.000004 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.350024 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 40 components and 0.350024 Jy ! Inverting map ! Added new window around map position (2, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00251337 Jy ! Component: 100 - total flux cleaned = 0.00396299 Jy ! Component: 150 - total flux cleaned = 0.00495131 Jy ! Component: 200 - total flux cleaned = 0.00565475 Jy ! Total flux subtracted in 200 components = 0.00565475 Jy ! Clean residual min=-0.000892 max=0.000872 Jy/beam ! Clean residual mean=0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.355679 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 61 components and 0.355679 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=2.22 mas, bmaj=2.907 mas, bpa=9.019 degrees ! Estimated noise=0.602538 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00049791 Jy ! Component: 100 - total flux cleaned = 0.000726541 Jy ! Component: 150 - total flux cleaned = 0.00074012 Jy ! Component: 200 - total flux cleaned = 0.00074621 Jy ! Total flux subtracted in 200 components = 0.00074621 Jy ! Clean residual min=-0.000959 max=0.000985 Jy/beam ! Clean residual mean=0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.356425 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 = 1.04699e-05 Jy ! Component: 100 - total flux cleaned = 1.50658e-05 Jy ! Component: 150 - total flux cleaned = 1.07786e-05 Jy ! Component: 200 - total flux cleaned = 6.84935e-06 Jy ! Total flux subtracted in 200 components = 6.84935e-06 Jy ! Clean residual min=-0.000961 max=0.000990 Jy/beam ! Clean residual mean=0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.356432 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 79 components and 0.356432 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8703 mas, bmaj=1.833 mas, bpa=-1.568 degrees ! Estimated noise=0.464243 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000222146 Jy ! Component: 100 - total flux cleaned = -0.000275248 Jy ! Component: 150 - total flux cleaned = -0.000260156 Jy ! Component: 200 - total flux cleaned = -0.000260072 Jy ! Total flux subtracted in 200 components = -0.000260072 Jy ! Clean residual min=-0.000885 max=0.000873 Jy/beam ! Clean residual mean=0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.356172 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 90 components and 0.356172 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=0.051849Jy sigma=0.424479 ! Fit after self-cal, rms=0.051842Jy sigma=0.424439 wmodel J0004+2019_X_map.mod ! Writing 90 model components to file: J0004+2019_X_map.mod wobs J0004+2019_X_uvs.fits ! Writing UV FITS file: J0004+2019_X_uvs.fits wwins J0004+2019_X_map.win ! wwins: Wrote 3 windows to J0004+2019_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 = 6.47769e-05 Jy ! Component: 100 - total flux cleaned = 0.000111028 Jy ! Component: 150 - total flux cleaned = 9.64915e-05 Jy ! Component: 200 - total flux cleaned = 0.000138556 Jy ! Component: 250 - total flux cleaned = 0.000165812 Jy ! Component: 300 - total flux cleaned = 0.000232562 Jy ! Component: 350 - total flux cleaned = 0.000297826 Jy ! Component: 400 - total flux cleaned = 0.000361449 Jy ! Component: 450 - total flux cleaned = 0.000361252 Jy ! Component: 500 - total flux cleaned = 0.00038602 Jy ! Component: 550 - total flux cleaned = 0.000446983 Jy ! Component: 600 - total flux cleaned = 0.000470869 Jy ! Component: 650 - total flux cleaned = 0.000506303 Jy ! Component: 700 - total flux cleaned = 0.000541085 Jy ! Component: 750 - total flux cleaned = 0.000563905 Jy ! Component: 800 - total flux cleaned = 0.000620482 Jy ! Component: 850 - total flux cleaned = 0.000709585 Jy ! Component: 900 - total flux cleaned = 0.000698516 Jy ! Component: 950 - total flux cleaned = 0.00073123 Jy ! Component: 1000 - total flux cleaned = 0.000795757 Jy ! Component: 1050 - total flux cleaned = 0.00080658 Jy ! Component: 1100 - total flux cleaned = 0.000880163 Jy ! Component: 1150 - total flux cleaned = 0.00089065 Jy ! Component: 1200 - total flux cleaned = 0.000931959 Jy ! Component: 1250 - total flux cleaned = 0.000993231 Jy ! Component: 1300 - total flux cleaned = 0.0010236 Jy ! Component: 1350 - total flux cleaned = 0.00110361 Jy ! Component: 1400 - total flux cleaned = 0.00112349 Jy ! Component: 1450 - total flux cleaned = 0.00118247 Jy ! Component: 1500 - total flux cleaned = 0.00122163 Jy ! Component: 1550 - total flux cleaned = 0.00127972 Jy ! Component: 1600 - total flux cleaned = 0.00129889 Jy ! Component: 1650 - total flux cleaned = 0.00132733 Jy ! Component: 1700 - total flux cleaned = 0.00136499 Jy ! Component: 1750 - total flux cleaned = 0.00137431 Jy ! Component: 1800 - total flux cleaned = 0.00138364 Jy ! Component: 1850 - total flux cleaned = 0.00140204 Jy ! Component: 1900 - total flux cleaned = 0.00143862 Jy ! Component: 1950 - total flux cleaned = 0.00147467 Jy ! Component: 2000 - total flux cleaned = 0.00147466 Jy ! Component: 2050 - total flux cleaned = 0.00151042 Jy ! Component: 2100 - total flux cleaned = 0.00150174 Jy ! Component: 2150 - total flux cleaned = 0.00154567 Jy ! Component: 2200 - total flux cleaned = 0.0015892 Jy ! Component: 2250 - total flux cleaned = 0.00157183 Jy ! Component: 2300 - total flux cleaned = 0.00159778 Jy ! Component: 2350 - total flux cleaned = 0.00162343 Jy ! Component: 2400 - total flux cleaned = 0.00164039 Jy ! Component: 2450 - total flux cleaned = 0.00169921 Jy ! Component: 2500 - total flux cleaned = 0.00167411 Jy ! Component: 2550 - total flux cleaned = 0.00166586 Jy ! Component: 2600 - total flux cleaned = 0.00169074 Jy ! Component: 2650 - total flux cleaned = 0.00175619 Jy ! Component: 2700 - total flux cleaned = 0.00174798 Jy ! Component: 2750 - total flux cleaned = 0.00175608 Jy ! Component: 2800 - total flux cleaned = 0.00176412 Jy ! Component: 2850 - total flux cleaned = 0.00177216 Jy ! Component: 2900 - total flux cleaned = 0.00178007 Jy ! Component: 2950 - total flux cleaned = 0.0018115 Jy ! Component: 3000 - total flux cleaned = 0.00179581 Jy ! Component: 3050 - total flux cleaned = 0.00180371 Jy ! Component: 3100 - total flux cleaned = 0.00181137 Jy ! Component: 3150 - total flux cleaned = 0.00181133 Jy ! Component: 3200 - total flux cleaned = 0.00181129 Jy ! Component: 3250 - total flux cleaned = 0.00179599 Jy ! Component: 3300 - total flux cleaned = 0.00181098 Jy ! Component: 3350 - total flux cleaned = 0.00183351 Jy ! Component: 3400 - total flux cleaned = 0.00182594 Jy ! Component: 3450 - total flux cleaned = 0.00183327 Jy ! Component: 3500 - total flux cleaned = 0.00184793 Jy ! Component: 3550 - total flux cleaned = 0.00186994 Jy ! Component: 3600 - total flux cleaned = 0.00189184 Jy ! Component: 3650 - total flux cleaned = 0.00187733 Jy ! Component: 3700 - total flux cleaned = 0.00194212 Jy ! Component: 3750 - total flux cleaned = 0.00194932 Jy ! Component: 3800 - total flux cleaned = 0.00194927 Jy ! Component: 3850 - total flux cleaned = 0.00194925 Jy ! Component: 3900 - total flux cleaned = 0.00197033 Jy ! Component: 3950 - total flux cleaned = 0.00197035 Jy ! Component: 4000 - total flux cleaned = 0.00197732 Jy ! Component: 4050 - total flux cleaned = 0.0019981 Jy ! Total flux subtracted in 4096 components = 0.00200501 Jy ! Clean residual min=-0.000426 max=0.000413 Jy/beam ! Clean residual mean=-0.000000 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.358177 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 377 components and 0.358177 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0004+2019_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8703 x 1.833 at -1.568 degrees (North through East) ! Clean map min=-0.00060729 max=0.26167 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0004+2019_X_map.fits wmodel /image_prod/ug002_uva//J0004+2019_X_map.mod ! Writing 377 model components to file: /image_prod/ug002_uva//J0004+2019_X_map.mod wobs /image_prod/ug002_uva//J0004+2019_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0004+2019_X_uvs.fits wwins /image_prod/ug002_uva//J0004+2019_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0004+2019_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.261673 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000116749 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.133849 0.133849 0.267698 0.535397 1.07079 2.14159 4.28317 8.56634 17.1327 34.2654 68.5308 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.261 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2241.33 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0004+2019_X_dfm.log closed on Wed Mar 4 18:09:10 2020