! Started logfile: .//J0257+3357_X_dfm.log on Mon Jan 20 17:19:41 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J0257+3357_X_uva.fits ! Reading UV FITS file: .//J0257+3357_X_uva.fits ! AN table 1: 47 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.982861 visibilities/baseline/integration-bin. ! Found source: J0257+3357 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 13304 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 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 J0257+3357_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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.000247Jy sigma=21.485321 ! Fit after self-cal, rms=0.982769Jy sigma=21.109336 ! 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=0.6476 mas, bmaj=2.206 mas, bpa=2.505 degrees ! Estimated noise=0.573571 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 = 0.0131366 Jy ! Component: 100 - total flux cleaned = 0.0161742 Jy ! Total flux subtracted in 100 components = 0.0161742 Jy ! Clean residual min=-0.001909 max=0.002071 Jy/beam ! Clean residual mean=0.000000 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.0161743 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0161743 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. ! ! Fit before self-cal, rms=0.033896Jy sigma=0.710921 ! Fit after self-cal, rms=0.032130Jy sigma=0.672947 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0034256 Jy ! Component: 100 - total flux cleaned = 0.00475899 Jy ! Total flux subtracted in 100 components = 0.00475899 Jy ! Clean residual min=-0.001873 max=0.002053 Jy/beam ! Clean residual mean=-0.000000 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.0209332 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0209332 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. ! ! Fit before self-cal, rms=0.031638Jy sigma=0.662389 ! Fit after self-cal, rms=0.031634Jy sigma=0.662339 ! 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=0.8188 mas, bmaj=2.342 mas, bpa=3.31 degrees ! Estimated noise=0.287767 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 = 0.00143135 Jy ! Component: 100 - total flux cleaned = 0.00205006 Jy ! Component: 150 - total flux cleaned = 0.00219716 Jy ! Component: 200 - total flux cleaned = 0.00229102 Jy ! Total flux subtracted in 200 components = 0.00229102 Jy ! Clean residual min=-0.001264 max=0.001127 Jy/beam ! Clean residual mean=-0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0232243 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.0232243 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. ! ! Fit before self-cal, rms=0.031575Jy sigma=0.661129 ! Fit after self-cal, rms=0.031559Jy sigma=0.660845 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8188 x 2.342 at 3.31 degrees (North through East) ! Clean map min=-0.0011946 max=0.021302 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.14 KP 0.98 LA 1.18 ! MK 1.00 NL 0.88 OV 1.03 PT 0.92 ! SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 1.07 KP 0.93 LA 0.96 ! MK 1.15 NL 0.98 OV 1.12 PT 0.93 ! SC 1.10 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 1.12 KP 1.07 LA 0.94 ! MK 0.93 NL 0.82 OV 1.23 PT 1.02 ! SC 1.12 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.88 KP 1.02 LA 0.98 ! MK 1.08 NL 0.84 OV 1.20 PT 0.91 ! SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.04 KP 1.01 LA 1.06 ! MK 1.11 NL 0.79 OV 1.18 PT 0.96 ! SC 1.12 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.93 KP 0.86 LA 0.98 ! MK 0.98 NL 0.93 OV 0.97 PT 1.05 ! SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.97 KP 1.09 LA 0.87 ! MK 1.07 NL 0.97 OV 1.02 PT 0.96 ! SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.91 KP 1.07 LA 0.98 ! MK 1.19 NL 0.97 OV 1.11 PT 0.89 ! SC 0.93 ! ! ! Fit before self-cal, rms=0.031559Jy sigma=0.660845 ! Fit after self-cal, rms=0.031947Jy sigma=0.658070 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.829 mas, bmaj=2.351 mas, bpa=3.21 degrees ! Estimated noise=0.288803 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 = -0.00013814 Jy ! Component: 100 - total flux cleaned = -0.00014591 Jy ! Component: 150 - total flux cleaned = -0.000146321 Jy ! Component: 200 - total flux cleaned = -0.000140676 Jy ! Total flux subtracted in 200 components = -0.000140676 Jy ! Clean residual min=-0.000841 max=0.000963 Jy/beam ! Clean residual mean=-0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0230836 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.0230836 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. ! ! Fit before self-cal, rms=0.031944Jy sigma=0.658004 ! Fit after self-cal, rms=0.032010Jy sigma=0.657483 ! 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. ! ! Fit before self-cal, rms=0.032010Jy sigma=0.657483 ! Fit after self-cal, rms=0.032315Jy sigma=0.657357 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8308 mas, bmaj=2.359 mas, bpa=3.048 degrees ! Estimated noise=0.289288 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.83955e-05 Jy ! Component: 100 - total flux cleaned = -9.87025e-05 Jy ! Component: 150 - total flux cleaned = -9.36324e-05 Jy ! Component: 200 - total flux cleaned = -8.88054e-05 Jy ! Total flux subtracted in 200 components = -8.88054e-05 Jy ! Clean residual min=-0.000866 max=0.000933 Jy/beam ! Clean residual mean=-0.000000 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0229948 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 19 components and 0.0229948 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. ! ! Fit before self-cal, rms=0.032312Jy sigma=0.657314 ! Fit after self-cal, rms=0.032335Jy sigma=0.657193 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 (9.4, -42.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000303412 Jy ! Component: 100 - total flux cleaned = 0.000144021 Jy ! Component: 150 - total flux cleaned = 3.59079e-05 Jy ! Component: 200 - total flux cleaned = 1.26248e-05 Jy ! Total flux subtracted in 200 components = 1.26248e-05 Jy ! Clean residual min=-0.000792 max=0.000763 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0230074 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 36 components and 0.0230074 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. ! ! Fit before self-cal, rms=0.032310Jy sigma=0.656633 ! Fit after self-cal, rms=0.032307Jy sigma=0.656493 ! 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. ! ! Fit before self-cal, rms=0.032307Jy sigma=0.656493 ! Fit after self-cal, rms=0.032344Jy sigma=0.656459 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8311 mas, bmaj=2.362 mas, bpa=2.914 degrees ! Estimated noise=0.288766 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00013936 Jy ! Component: 100 - total flux cleaned = 7.14356e-05 Jy ! Component: 150 - total flux cleaned = 2.78643e-05 Jy ! Component: 200 - total flux cleaned = -3.73269e-05 Jy ! Total flux subtracted in 200 components = -3.73269e-05 Jy ! Clean residual min=-0.000772 max=0.000745 Jy/beam ! Clean residual mean=0.000000 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.0229701 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 48 components and 0.0229701 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. ! ! Fit before self-cal, rms=0.032334Jy sigma=0.656239 ! Fit after self-cal, rms=0.032341Jy sigma=0.656176 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000572985 Jy ! Component: 100 - total flux cleaned = 0.000622603 Jy ! Component: 150 - total flux cleaned = 0.000655336 Jy ! Component: 200 - total flux cleaned = 0.000664835 Jy ! Total flux subtracted in 200 components = 0.000664835 Jy ! Clean residual min=-0.000709 max=0.000643 Jy/beam ! Clean residual mean=0.000000 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.0236349 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 0.0236349 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. ! ! Fit before self-cal, rms=0.032325Jy sigma=0.655900 ! Fit after self-cal, rms=0.032325Jy sigma=0.655827 ! 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. ! ! Fit before self-cal, rms=0.032325Jy sigma=0.655827 ! Fit after self-cal, rms=0.032231Jy sigma=0.655803 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.841 mas, bmaj=2.904 mas, bpa=-2.041 degrees ! Estimated noise=0.389236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00023064 Jy ! Component: 100 - total flux cleaned = 0.000263255 Jy ! Component: 150 - total flux cleaned = 0.000264522 Jy ! Component: 200 - total flux cleaned = 0.000264981 Jy ! Total flux subtracted in 200 components = 0.000264981 Jy ! Clean residual min=-0.000983 max=0.000813 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0238999 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 80 components and 0.0238999 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. ! ! Fit before self-cal, rms=0.032229Jy sigma=0.655753 ! Fit after self-cal, rms=0.032229Jy sigma=0.655721 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 = 6.29547e-05 Jy ! Component: 100 - total flux cleaned = 4.74693e-05 Jy ! Component: 150 - total flux cleaned = 2.63021e-05 Jy ! Component: 200 - total flux cleaned = 2.60823e-05 Jy ! Total flux subtracted in 200 components = 2.60823e-05 Jy ! Clean residual min=-0.000991 max=0.000823 Jy/beam ! Clean residual mean=0.000000 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.023926 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 89 components and 0.023926 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. ! ! Fit before self-cal, rms=0.032229Jy sigma=0.655697 ! Fit after self-cal, rms=0.032221Jy sigma=0.655622 ! 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=0.8282 mas, bmaj=2.362 mas, bpa=2.828 degrees ! Estimated noise=0.287815 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8282 x 2.362 at 2.828 degrees (North through East) ! Clean map min=-0.00069586 max=0.021266 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=0.655 mas, bmaj=2.22 mas, bpa=2.221 degrees ! Estimated noise=0.580954 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0155662 Jy ! Component: 100 - total flux cleaned = 0.0194326 Jy ! Component: 150 - total flux cleaned = 0.0211409 Jy ! Component: 200 - total flux cleaned = 0.0221483 Jy ! Total flux subtracted in 200 components = 0.0221483 Jy ! Clean residual min=-0.001766 max=0.001730 Jy/beam ! Clean residual mean=-0.000000 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.0221483 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0221483 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8282 mas, bmaj=2.362 mas, bpa=2.828 degrees ! Estimated noise=0.287815 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 = 0.00167443 Jy ! Component: 100 - total flux cleaned = 0.0021731 Jy ! Component: 150 - total flux cleaned = 0.00222726 Jy ! Component: 200 - total flux cleaned = 0.00218011 Jy ! Total flux subtracted in 200 components = 0.00218011 Jy ! Clean residual min=-0.000843 max=0.000750 Jy/beam ! Clean residual mean=-0.000000 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0243285 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 42 components and 0.0243284 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=1.841 mas, bmaj=2.904 mas, bpa=-2.041 degrees ! Estimated noise=0.389236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000200736 Jy ! Component: 100 - total flux cleaned = 0.000162185 Jy ! Component: 150 - total flux cleaned = 6.88071e-05 Jy ! Component: 200 - total flux cleaned = 3.6802e-06 Jy ! Total flux subtracted in 200 components = 3.6802e-06 Jy ! Clean residual min=-0.001075 max=0.000813 Jy/beam ! Clean residual mean=0.000000 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0243321 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 = -4.62714e-05 Jy ! Component: 100 - total flux cleaned = -7.76428e-05 Jy ! Component: 150 - total flux cleaned = -9.66647e-05 Jy ! Component: 200 - total flux cleaned = -0.000105355 Jy ! Total flux subtracted in 200 components = -0.000105355 Jy ! Clean residual min=-0.001048 max=0.000808 Jy/beam ! Clean residual mean=0.000000 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0242268 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 73 components and 0.0242268 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8282 mas, bmaj=2.362 mas, bpa=2.828 degrees ! Estimated noise=0.287815 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.09527e-05 Jy ! Component: 100 - total flux cleaned = -3.62346e-05 Jy ! Component: 150 - total flux cleaned = -4.84938e-05 Jy ! Component: 200 - total flux cleaned = -4.84187e-05 Jy ! Total flux subtracted in 200 components = -4.84187e-05 Jy ! Clean residual min=-0.000782 max=0.000631 Jy/beam ! Clean residual mean=0.000000 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.0241784 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 95 components and 0.0241784 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. ! ! Fit before self-cal, rms=0.032221Jy sigma=0.655646 ! Fit after self-cal, rms=0.032219Jy sigma=0.655559 wmodel J0257+3357_X_map.mod ! Writing 95 model components to file: J0257+3357_X_map.mod wobs J0257+3357_X_uvs.fits ! Writing UV FITS file: J0257+3357_X_uvs.fits wwins J0257+3357_X_map.win ! wwins: Wrote 3 windows to J0257+3357_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 = -0.000290918 Jy ! Component: 100 - total flux cleaned = -0.000393708 Jy ! Component: 150 - total flux cleaned = -0.000446693 Jy ! Component: 200 - total flux cleaned = -0.000466352 Jy ! Component: 250 - total flux cleaned = -0.000475598 Jy ! Component: 300 - total flux cleaned = -0.000493765 Jy ! Component: 350 - total flux cleaned = -0.000511277 Jy ! Component: 400 - total flux cleaned = -0.000545287 Jy ! Component: 450 - total flux cleaned = -0.000561936 Jy ! Component: 500 - total flux cleaned = -0.000602041 Jy ! Component: 550 - total flux cleaned = -0.000633095 Jy ! Component: 600 - total flux cleaned = -0.000663179 Jy ! Component: 650 - total flux cleaned = -0.000699881 Jy ! Component: 700 - total flux cleaned = -0.000707007 Jy ! Component: 750 - total flux cleaned = -0.000735161 Jy ! Component: 800 - total flux cleaned = -0.000762663 Jy ! Component: 850 - total flux cleaned = -0.000755944 Jy ! Component: 900 - total flux cleaned = -0.000769331 Jy ! Component: 950 - total flux cleaned = -0.000814873 Jy ! Component: 1000 - total flux cleaned = -0.000827609 Jy ! Component: 1050 - total flux cleaned = -0.000846621 Jy ! Component: 1100 - total flux cleaned = -0.00085275 Jy ! Component: 1150 - total flux cleaned = -0.000883389 Jy ! Component: 1200 - total flux cleaned = -0.000895432 Jy ! Component: 1250 - total flux cleaned = -0.000925134 Jy ! Component: 1300 - total flux cleaned = -0.000966172 Jy ! Component: 1350 - total flux cleaned = -0.000989304 Jy ! Component: 1400 - total flux cleaned = -0.00101794 Jy ! Component: 1450 - total flux cleaned = -0.00106868 Jy ! Component: 1500 - total flux cleaned = -0.00106856 Jy ! Component: 1550 - total flux cleaned = -0.00109052 Jy ! Component: 1600 - total flux cleaned = -0.00111229 Jy ! Component: 1650 - total flux cleaned = -0.00112839 Jy ! Component: 1700 - total flux cleaned = -0.0011603 Jy ! Component: 1750 - total flux cleaned = -0.00116547 Jy ! Component: 1800 - total flux cleaned = -0.00115508 Jy ! Component: 1850 - total flux cleaned = -0.00117582 Jy ! Component: 1900 - total flux cleaned = -0.00117065 Jy ! Component: 1950 - total flux cleaned = -0.00118083 Jy ! Component: 2000 - total flux cleaned = -0.00120091 Jy ! Component: 2050 - total flux cleaned = -0.00121582 Jy ! Component: 2100 - total flux cleaned = -0.00120587 Jy ! Component: 2150 - total flux cleaned = -0.00121563 Jy ! Component: 2200 - total flux cleaned = -0.00121557 Jy ! Component: 2250 - total flux cleaned = -0.00120594 Jy ! Component: 2300 - total flux cleaned = -0.00122023 Jy ! Component: 2350 - total flux cleaned = -0.00122024 Jy ! Component: 2400 - total flux cleaned = -0.00122498 Jy ! Component: 2450 - total flux cleaned = -0.00123905 Jy ! Component: 2500 - total flux cleaned = -0.00124367 Jy ! Component: 2550 - total flux cleaned = -0.00125291 Jy ! Component: 2600 - total flux cleaned = -0.00125748 Jy ! Component: 2650 - total flux cleaned = -0.00127114 Jy ! Component: 2700 - total flux cleaned = -0.00127566 Jy ! Component: 2750 - total flux cleaned = -0.00128463 Jy ! Component: 2800 - total flux cleaned = -0.00127574 Jy ! Component: 2850 - total flux cleaned = -0.00127133 Jy ! Component: 2900 - total flux cleaned = -0.0012978 Jy ! Component: 2950 - total flux cleaned = -0.00130216 Jy ! Component: 3000 - total flux cleaned = -0.00129347 Jy ! Component: 3050 - total flux cleaned = -0.00129782 Jy ! Component: 3100 - total flux cleaned = -0.00131504 Jy ! Component: 3150 - total flux cleaned = -0.00131932 Jy ! Component: 3200 - total flux cleaned = -0.00132784 Jy ! Component: 3250 - total flux cleaned = -0.00132785 Jy ! Component: 3300 - total flux cleaned = -0.00134055 Jy ! Component: 3350 - total flux cleaned = -0.00134893 Jy ! Component: 3400 - total flux cleaned = -0.00134479 Jy ! Component: 3450 - total flux cleaned = -0.00136145 Jy ! Component: 3500 - total flux cleaned = -0.00137386 Jy ! Component: 3550 - total flux cleaned = -0.00139029 Jy ! Component: 3600 - total flux cleaned = -0.00139027 Jy ! Component: 3650 - total flux cleaned = -0.00139029 Jy ! Component: 3700 - total flux cleaned = -0.00139436 Jy ! Component: 3750 - total flux cleaned = -0.00141863 Jy ! Component: 3800 - total flux cleaned = -0.00141465 Jy ! Component: 3850 - total flux cleaned = -0.00144673 Jy ! Component: 3900 - total flux cleaned = -0.00145472 Jy ! Component: 3950 - total flux cleaned = -0.00147462 Jy ! Component: 4000 - total flux cleaned = -0.00147856 Jy ! Component: 4050 - total flux cleaned = -0.00148252 Jy ! Total flux subtracted in 4096 components = -0.00149037 Jy ! Clean residual min=-0.000258 max=0.000261 Jy/beam ! Clean residual mean=0.000000 rms=0.000064 Jy/beam ! Combined flux in latest and established models = 0.022688 Jy keep ! Adding 267 model components to the UV plane model. ! The established model now contains 362 components and 0.022688 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0257+3357_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8282 x 2.362 at 2.828 degrees (North through East) ! Clean map min=-0.00053833 max=0.021157 Jy/beam ! Writing clean map to FITS file: .//J0257+3357_X_map.fits wmodel .//J0257+3357_X_map.mod ! Writing 362 model components to file: .//J0257+3357_X_map.mod wobs .//J0257+3357_X_uvs.fits ! Writing UV FITS file: .//J0257+3357_X_uvs.fits wwins .//J0257+3357_X_map.win ! wwins: Wrote 4 windows to .//J0257+3357_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0211567 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.21053e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.88065 0.88065 1.7613 3.5226 7.0452 14.0904 28.1808 56.3616 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.021 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 340.657 quit ! Quitting program ! Log file .//J0257+3357_X_dfm.log closed on Mon Jan 20 17:19:45 2020