! Started logfile: /image_prod/ug002_uva//J1828-0530_X_dfm.log on Thu Mar 5 03:45:56 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//J1828-0530_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1828-0530_X_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.620062 visibilities/baseline/integration-bin. ! Found source: J1828-0530 ! ! 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 24108 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 J1828-0530_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 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002657Jy sigma=8.984541 ! Fit after self-cal, rms=0.967945Jy sigma=8.670586 ! 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=0.6781 mas, bmaj=1.849 mas, bpa=-11.63 degrees ! Estimated noise=0.987909 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 = 0.0232751 Jy ! Component: 100 - total flux cleaned = 0.0295363 Jy ! Total flux subtracted in 100 components = 0.0295363 Jy ! Clean residual min=-0.004526 max=0.004388 Jy/beam ! Clean residual mean=0.000005 rms=0.000939 Jy/beam ! Combined flux in latest and established models = 0.0295364 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0295364 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=0.060623Jy sigma=0.513845 ! Fit after self-cal, rms=0.059391Jy sigma=0.502075 ! 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=0.8518 mas, bmaj=2.198 mas, bpa=-10.86 degrees ! Estimated noise=0.516426 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 = 0.00844384 Jy ! Component: 100 - total flux cleaned = 0.0127378 Jy ! Component: 150 - total flux cleaned = 0.0154473 Jy ! Component: 200 - total flux cleaned = 0.017218 Jy ! Total flux subtracted in 200 components = 0.017218 Jy ! Clean residual min=-0.004527 max=0.006509 Jy/beam ! Clean residual mean=-0.000008 rms=0.001640 Jy/beam ! Combined flux in latest and established models = 0.0467543 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 27 components and 0.0467543 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=0.058304Jy sigma=0.490108 ! Fit after self-cal, rms=0.058315Jy sigma=0.489023 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8518 x 2.198 at -10.86 degrees (North through East) ! Clean map min=-0.0044415 max=0.034333 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.39 HN 1.22 KP 0.90 LA 0.71 ! MK 1.50 NL 1.79 OV 1.15 PT 0.56 ! SC 1.18 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.29 HN 1.24 KP 0.90 LA 0.71 ! MK 1.16 NL 1.72 OV 1.19 PT 0.64 ! SC 1.15 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.54 HN 1.13 KP 0.87 LA 0.75 ! MK 1.19 NL 1.76 OV 1.24 PT 0.62 ! SC 1.15 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 HN 1.20 KP 0.85 LA 0.79 ! MK 1.19 NL 1.71 OV 1.07 PT 0.62 ! SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.38 HN 1.16 KP 0.80 LA 0.78 ! MK 1.21 NL 1.66 OV 1.10 PT 0.66 ! SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 HN 1.23 KP 0.79 LA 0.82 ! MK 1.17 NL 1.40 OV 1.07 PT 0.70 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.36 HN 1.14 KP 0.76 LA 0.78 ! MK 1.14 NL 1.65 OV 1.18 PT 0.67 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 HN 1.09 KP 0.85 LA 0.86 ! MK 1.11 NL 1.52 OV 1.03 PT 0.70 ! SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.04 KP 0.81 LA 0.93 ! MK 1.03 NL 1.35 OV 1.03 PT 0.74 ! SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.93 KP 0.74 LA 0.86 ! MK 1.04 NL 1.52 OV 1.17 PT 0.65 ! SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.07 KP 0.77 LA 0.91 ! MK 0.89 NL 1.41 OV 1.13 PT 0.71 ! SC 0.75 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 1.00 KP 0.72 LA 0.88 ! MK 0.86 NL 1.45 OV 1.00 PT 0.70 ! SC 1.07 ! ! ! Fit before self-cal, rms=0.058315Jy sigma=0.489023 ! Fit after self-cal, rms=0.066321Jy sigma=0.475418 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8901 mas, bmaj=2.256 mas, bpa=-9.639 degrees ! Estimated noise=0.530929 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 = 0.000223795 Jy ! Component: 100 - total flux cleaned = 0.000295917 Jy ! Component: 150 - total flux cleaned = 0.000329313 Jy ! Component: 200 - total flux cleaned = 0.000360753 Jy ! Total flux subtracted in 200 components = 0.000360753 Jy ! Clean residual min=-0.003940 max=0.005985 Jy/beam ! Clean residual mean=-0.000021 rms=0.001234 Jy/beam ! Combined flux in latest and established models = 0.0471151 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 32 components and 0.0471151 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=0.066277Jy sigma=0.475113 ! Fit after self-cal, rms=0.067440Jy sigma=0.471332 ! 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=0.067440Jy sigma=0.471332 ! Fit after self-cal, rms=0.081672Jy sigma=0.464592 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9171 mas, bmaj=2.248 mas, bpa=-9.807 degrees ! Estimated noise=0.559088 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000945146 Jy ! Component: 100 - total flux cleaned = 0.00104136 Jy ! Component: 150 - total flux cleaned = 0.00105909 Jy ! Component: 200 - total flux cleaned = 0.00105875 Jy ! Total flux subtracted in 200 components = 0.00105875 Jy ! Clean residual min=-0.003383 max=0.004915 Jy/beam ! Clean residual mean=-0.000013 rms=0.000989 Jy/beam ! Combined flux in latest and established models = 0.0481738 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 34 components and 0.0481738 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=0.081612Jy sigma=0.464507 ! Fit after self-cal, rms=0.082366Jy sigma=0.463076 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 = -0.000342773 Jy ! Component: 100 - total flux cleaned = -0.000441593 Jy ! Component: 150 - total flux cleaned = -0.00050924 Jy ! Component: 200 - total flux cleaned = -0.000509753 Jy ! Total flux subtracted in 200 components = -0.000509753 Jy ! Clean residual min=-0.003247 max=0.004084 Jy/beam ! Clean residual mean=-0.000011 rms=0.000973 Jy/beam ! Combined flux in latest and established models = 0.0476641 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 39 components and 0.0476641 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=0.082355Jy sigma=0.463030 ! Fit after self-cal, rms=0.082355Jy sigma=0.463003 ! 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=0.082355Jy sigma=0.463003 ! Fit after self-cal, rms=0.089659Jy sigma=0.461684 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9292 mas, bmaj=2.261 mas, bpa=-9.446 degrees ! Estimated noise=0.568244 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.03871e-05 Jy ! Component: 100 - total flux cleaned = -5.51795e-06 Jy ! Component: 150 - total flux cleaned = -6.12199e-05 Jy ! Component: 200 - total flux cleaned = -0.000111612 Jy ! Total flux subtracted in 200 components = -0.000111612 Jy ! Clean residual min=-0.003195 max=0.004107 Jy/beam ! Clean residual mean=-0.000003 rms=0.000924 Jy/beam ! Combined flux in latest and established models = 0.0475525 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 40 components and 0.0475525 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=0.089630Jy sigma=0.461701 ! Fit after self-cal, rms=0.089937Jy sigma=0.461481 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 (0.4, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00359166 Jy ! Component: 100 - total flux cleaned = 0.00540334 Jy ! Component: 150 - total flux cleaned = 0.00602239 Jy ! Component: 200 - total flux cleaned = 0.00648305 Jy ! Total flux subtracted in 200 components = 0.00648305 Jy ! Clean residual min=-0.002901 max=0.002860 Jy/beam ! Clean residual mean=-0.000003 rms=0.000780 Jy/beam ! Combined flux in latest and established models = 0.0540355 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 60 components and 0.0540355 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=0.089766Jy sigma=0.459525 ! Fit after self-cal, rms=0.089358Jy sigma=0.458389 ! 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=0.089358Jy sigma=0.458389 ! Fit after self-cal, rms=0.086689Jy sigma=0.457934 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.222 mas, bmaj=4.128 mas, bpa=-1.889 degrees ! Estimated noise=0.616002 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0030284 Jy ! Component: 100 - total flux cleaned = 0.00430115 Jy ! Component: 150 - total flux cleaned = 0.00467425 Jy ! Component: 200 - total flux cleaned = 0.0048082 Jy ! Total flux subtracted in 200 components = 0.0048082 Jy ! Clean residual min=-0.003896 max=0.003521 Jy/beam ! Clean residual mean=-0.000010 rms=0.001213 Jy/beam ! Combined flux in latest and established models = 0.0588437 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 78 components and 0.0588437 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=0.086617Jy sigma=0.457019 ! Fit after self-cal, rms=0.086296Jy sigma=0.456320 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 = 0.0015458 Jy ! Component: 100 - total flux cleaned = 0.00169645 Jy ! Component: 150 - total flux cleaned = 0.00180895 Jy ! Component: 200 - total flux cleaned = 0.00192749 Jy ! Total flux subtracted in 200 components = 0.00192749 Jy ! Clean residual min=-0.003947 max=0.003520 Jy/beam ! Clean residual mean=-0.000012 rms=0.001199 Jy/beam ! Combined flux in latest and established models = 0.0607712 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 85 components and 0.0607712 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=0.086246Jy sigma=0.456112 ! Fit after self-cal, rms=0.086048Jy sigma=0.455887 ! 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=0.9358 mas, bmaj=2.275 mas, bpa=-9.16 degrees ! Estimated noise=0.56383 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9358 x 2.275 at -9.16 degrees (North through East) ! Clean map min=-0.0028363 max=0.036479 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=0.7276 mas, bmaj=1.833 mas, bpa=-9.942 degrees ! Estimated noise=1.18012 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0273883 Jy ! Component: 100 - total flux cleaned = 0.0360557 Jy ! Component: 150 - total flux cleaned = 0.0414089 Jy ! Component: 200 - total flux cleaned = 0.0451754 Jy ! Total flux subtracted in 200 components = 0.0451754 Jy ! Clean residual min=-0.004243 max=0.004468 Jy/beam ! Clean residual mean=-0.000001 rms=0.000955 Jy/beam ! Combined flux in latest and established models = 0.0451755 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 0.0451755 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9358 mas, bmaj=2.275 mas, bpa=-9.16 degrees ! Estimated noise=0.56383 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 = 0.00491473 Jy ! Component: 100 - total flux cleaned = 0.0081445 Jy ! Component: 150 - total flux cleaned = 0.0102713 Jy ! Component: 200 - total flux cleaned = 0.011291 Jy ! Total flux subtracted in 200 components = 0.011291 Jy ! Clean residual min=-0.003230 max=0.002905 Jy/beam ! Clean residual mean=-0.000006 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 0.0564664 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 30 components and 0.0564664 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=2.222 mas, bmaj=4.128 mas, bpa=-1.889 degrees ! Estimated noise=0.616002 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217561 Jy ! Component: 100 - total flux cleaned = 0.0030992 Jy ! Component: 150 - total flux cleaned = 0.00357087 Jy ! Component: 200 - total flux cleaned = 0.00394528 Jy ! Total flux subtracted in 200 components = 0.00394528 Jy ! Clean residual min=-0.004210 max=0.003485 Jy/beam ! Clean residual mean=-0.000012 rms=0.001221 Jy/beam ! Combined flux in latest and established models = 0.0604117 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 = 0.00030034 Jy ! Component: 100 - total flux cleaned = 0.00048292 Jy ! Component: 150 - total flux cleaned = 0.000522961 Jy ! Component: 200 - total flux cleaned = 0.000577174 Jy ! Total flux subtracted in 200 components = 0.000577174 Jy ! Clean residual min=-0.004246 max=0.003430 Jy/beam ! Clean residual mean=-0.000012 rms=0.001213 Jy/beam ! Combined flux in latest and established models = 0.0609889 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 51 components and 0.0609889 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9358 mas, bmaj=2.275 mas, bpa=-9.16 degrees ! Estimated noise=0.56383 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.937e-05 Jy ! Component: 100 - total flux cleaned = -1.74895e-05 Jy ! Component: 150 - total flux cleaned = 1.90303e-05 Jy ! Component: 200 - total flux cleaned = 1.85962e-05 Jy ! Total flux subtracted in 200 components = 1.85962e-05 Jy ! Clean residual min=-0.002988 max=0.002943 Jy/beam ! Clean residual mean=-0.000007 rms=0.000727 Jy/beam ! Combined flux in latest and established models = 0.0610075 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 65 components and 0.0610075 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=0.085975Jy sigma=0.455960 ! Fit after self-cal, rms=0.085743Jy sigma=0.455697 wmodel J1828-0530_X_map.mod ! Writing 65 model components to file: J1828-0530_X_map.mod wobs J1828-0530_X_uvs.fits ! Writing UV FITS file: J1828-0530_X_uvs.fits wwins J1828-0530_X_map.win ! wwins: Wrote 2 windows to J1828-0530_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 = 0.000178999 Jy ! Component: 100 - total flux cleaned = -1.64096e-05 Jy ! Component: 150 - total flux cleaned = 2.78283e-05 Jy ! Component: 200 - total flux cleaned = 6.86572e-05 Jy ! Component: 250 - total flux cleaned = 0.000148405 Jy ! Component: 300 - total flux cleaned = 0.000262211 Jy ! Component: 350 - total flux cleaned = 0.000480444 Jy ! Component: 400 - total flux cleaned = 0.000725559 Jy ! Component: 450 - total flux cleaned = 0.000961138 Jy ! Component: 500 - total flux cleaned = 0.00115478 Jy ! Component: 550 - total flux cleaned = 0.00118631 Jy ! Component: 600 - total flux cleaned = 0.00137014 Jy ! Component: 650 - total flux cleaned = 0.00151768 Jy ! Component: 700 - total flux cleaned = 0.00168976 Jy ! Component: 750 - total flux cleaned = 0.00180103 Jy ! Component: 800 - total flux cleaned = 0.00182852 Jy ! Component: 850 - total flux cleaned = 0.00182867 Jy ! Component: 900 - total flux cleaned = 0.00182892 Jy ! Component: 950 - total flux cleaned = 0.00177847 Jy ! Component: 1000 - total flux cleaned = 0.00175392 Jy ! Component: 1050 - total flux cleaned = 0.00177838 Jy ! Component: 1100 - total flux cleaned = 0.00180195 Jy ! Component: 1150 - total flux cleaned = 0.00173202 Jy ! Component: 1200 - total flux cleaned = 0.00170868 Jy ! Component: 1250 - total flux cleaned = 0.00170814 Jy ! Component: 1300 - total flux cleaned = 0.00166412 Jy ! Component: 1350 - total flux cleaned = 0.0015992 Jy ! Component: 1400 - total flux cleaned = 0.0015572 Jy ! Component: 1450 - total flux cleaned = 0.00155734 Jy ! Component: 1500 - total flux cleaned = 0.0015577 Jy ! Component: 1550 - total flux cleaned = 0.00155769 Jy ! Component: 1600 - total flux cleaned = 0.00157727 Jy ! Component: 1650 - total flux cleaned = 0.00157747 Jy ! Component: 1700 - total flux cleaned = 0.00161599 Jy ! Component: 1750 - total flux cleaned = 0.00159679 Jy ! Component: 1800 - total flux cleaned = 0.00157776 Jy ! Component: 1850 - total flux cleaned = 0.00155958 Jy ! Component: 1900 - total flux cleaned = 0.00157769 Jy ! Component: 1950 - total flux cleaned = 0.00163193 Jy ! Component: 2000 - total flux cleaned = 0.00159592 Jy ! Component: 2050 - total flux cleaned = 0.00168426 Jy ! Component: 2100 - total flux cleaned = 0.00171905 Jy ! Component: 2150 - total flux cleaned = 0.00178817 Jy ! Component: 2200 - total flux cleaned = 0.00183972 Jy ! Component: 2250 - total flux cleaned = 0.00194071 Jy ! Component: 2300 - total flux cleaned = 0.00190723 Jy ! Component: 2350 - total flux cleaned = 0.00195669 Jy ! Component: 2400 - total flux cleaned = 0.00197302 Jy ! Component: 2450 - total flux cleaned = 0.00198895 Jy ! Component: 2500 - total flux cleaned = 0.00200489 Jy ! Component: 2550 - total flux cleaned = 0.0020205 Jy ! Component: 2600 - total flux cleaned = 0.00203614 Jy ! Component: 2650 - total flux cleaned = 0.00200538 Jy ! Component: 2700 - total flux cleaned = 0.00205115 Jy ! Component: 2750 - total flux cleaned = 0.002051 Jy ! Component: 2800 - total flux cleaned = 0.00209544 Jy ! Component: 2850 - total flux cleaned = 0.00209543 Jy ! Component: 2900 - total flux cleaned = 0.00209547 Jy ! Component: 2950 - total flux cleaned = 0.00210979 Jy ! Component: 3000 - total flux cleaned = 0.00210998 Jy ! Component: 3050 - total flux cleaned = 0.00209566 Jy ! Component: 3100 - total flux cleaned = 0.00208148 Jy ! Component: 3150 - total flux cleaned = 0.00212355 Jy ! Component: 3200 - total flux cleaned = 0.00208163 Jy ! Component: 3250 - total flux cleaned = 0.00210924 Jy ! Component: 3300 - total flux cleaned = 0.00205448 Jy ! Component: 3350 - total flux cleaned = 0.00201382 Jy ! Component: 3400 - total flux cleaned = 0.00206788 Jy ! Component: 3450 - total flux cleaned = 0.00204131 Jy ! Component: 3500 - total flux cleaned = 0.00208118 Jy ! Component: 3550 - total flux cleaned = 0.00205471 Jy ! Component: 3600 - total flux cleaned = 0.00206795 Jy ! Component: 3650 - total flux cleaned = 0.00206804 Jy ! Component: 3700 - total flux cleaned = 0.00206805 Jy ! Component: 3750 - total flux cleaned = 0.00204252 Jy ! Component: 3800 - total flux cleaned = 0.00202986 Jy ! Component: 3850 - total flux cleaned = 0.00204277 Jy ! Component: 3900 - total flux cleaned = 0.00200478 Jy ! Component: 3950 - total flux cleaned = 0.001942 Jy ! Component: 4000 - total flux cleaned = 0.00197946 Jy ! Component: 4050 - total flux cleaned = 0.0019421 Jy ! Total flux subtracted in 4096 components = 0.00194216 Jy ! Clean residual min=-0.000754 max=0.000701 Jy/beam ! Clean residual mean=-0.000003 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0629496 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 365 components and 0.0629496 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1828-0530_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9358 x 2.275 at -9.16 degrees (North through East) ! Clean map min=-0.0024704 max=0.037606 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1828-0530_X_map.fits wmodel /image_prod/ug002_uva//J1828-0530_X_map.mod ! Writing 365 model components to file: /image_prod/ug002_uva//J1828-0530_X_map.mod wobs /image_prod/ug002_uva//J1828-0530_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1828-0530_X_uvs.fits wwins /image_prod/ug002_uva//J1828-0530_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1828-0530_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0376063 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000216376 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.72611 1.72611 3.45223 6.90446 13.8089 27.6178 55.2357 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.037 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 173.8 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1828-0530_X_dfm.log closed on Thu Mar 5 03:46:01 2020