! Started logfile: .//J1915+4403_X_dfm.log on Mon Jan 20 18:53:42 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 .//J1915+4403_X_uva.fits ! Reading UV FITS file: .//J1915+4403_X_uva.fits ! AN table 1: 15 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1915+4403 ! ! 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 94 lines of history. ! ! Reading 5400 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 J1915+4403_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. ! ! 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=1.001557Jy sigma=20.252304 ! Fit after self-cal, rms=0.962606Jy sigma=19.485560 ! 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=0.7651 mas, bmaj=2.514 mas, bpa=22.5 degrees ! Estimated noise=0.746948 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 = 0.0259945 Jy ! Component: 100 - total flux cleaned = 0.0381769 Jy ! Total flux subtracted in 100 components = 0.0381769 Jy ! Clean residual min=-0.004096 max=0.006330 Jy/beam ! Clean residual mean=-0.000026 rms=0.001226 Jy/beam ! Combined flux in latest and established models = 0.0381769 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0381769 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=0.045174Jy sigma=0.829675 ! Fit after self-cal, rms=0.043572Jy sigma=0.799838 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00931813 Jy ! Component: 100 - total flux cleaned = 0.0152883 Jy ! Total flux subtracted in 100 components = 0.0152883 Jy ! Clean residual min=-0.003269 max=0.005060 Jy/beam ! Clean residual mean=-0.000016 rms=0.000901 Jy/beam ! Combined flux in latest and established models = 0.0534652 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.0534652 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=0.040589Jy sigma=0.734173 ! Fit after self-cal, rms=0.040503Jy sigma=0.732460 ! 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=0.9173 mas, bmaj=2.595 mas, bpa=21.41 degrees ! Estimated noise=0.487745 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.4, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0069978 Jy ! Component: 100 - total flux cleaned = 0.0112814 Jy ! Component: 150 - total flux cleaned = 0.0143439 Jy ! Component: 200 - total flux cleaned = 0.0162665 Jy ! Total flux subtracted in 200 components = 0.0162665 Jy ! Clean residual min=-0.002168 max=0.002433 Jy/beam ! Clean residual mean=-0.000004 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.0697317 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 43 components and 0.0697317 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=0.039078Jy sigma=0.701410 ! Fit after self-cal, rms=0.038998Jy sigma=0.699617 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9173 x 2.595 at 21.41 degrees (North through East) ! Clean map min=-0.0019053 max=0.037871 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.88 HN 1.22 KP 0.94 ! LA 1.06 MK 1.23 NL 0.93 OV 1.07 ! PT 0.98 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 1.11 KP 0.96 ! LA 0.98 MK 1.36 NL 0.83 OV 1.04 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 1.06 KP 0.91 ! LA 0.92 MK 1.15 NL 0.88 OV 1.02 ! PT 1.06 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.07 HN 1.04 KP 0.92 ! LA 1.00 MK 1.48 NL 0.98 OV 1.12 ! PT 0.92 SC 0.87 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.93 HN 0.87 KP 0.94 ! LA 0.99 MK 0.89 NL 0.83 OV 1.08 ! PT 0.94 SC 1.27 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 1.12 KP 1.00 ! LA 0.92 MK 0.90 NL 0.87 OV 1.19 ! PT 1.03 SC 1.10 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.18 HN 0.94 KP 0.88 ! LA 0.97 MK 0.89 NL 0.87 OV 1.05 ! PT 1.01 SC 0.80 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.10 HN 1.10 KP 0.96 ! LA 0.97 MK 0.87 NL 0.86 OV 0.99 ! PT 0.88 SC 1.02 ! ! ! Fit before self-cal, rms=0.038998Jy sigma=0.699617 ! Fit after self-cal, rms=0.038258Jy sigma=0.689850 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9281 mas, bmaj=2.599 mas, bpa=21.67 degrees ! Estimated noise=0.474664 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 (9.2, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170919 Jy ! Component: 100 - total flux cleaned = 0.00217088 Jy ! Component: 150 - total flux cleaned = 0.00224302 Jy ! Component: 200 - total flux cleaned = 0.00227489 Jy ! Total flux subtracted in 200 components = 0.00227489 Jy ! Clean residual min=-0.001268 max=0.001485 Jy/beam ! Clean residual mean=0.000001 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.0720066 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 63 components and 0.0720066 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=0.038118Jy sigma=0.686986 ! Fit after self-cal, rms=0.038185Jy sigma=0.686340 ! 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=0.038185Jy sigma=0.686340 ! Fit after self-cal, rms=0.038188Jy sigma=0.686175 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9256 mas, bmaj=2.608 mas, bpa=21.53 degrees ! Estimated noise=0.47415 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000571195 Jy ! Component: 100 - total flux cleaned = 0.000521871 Jy ! Component: 150 - total flux cleaned = 0.000452168 Jy ! Component: 200 - total flux cleaned = 0.000410129 Jy ! Total flux subtracted in 200 components = 0.000410129 Jy ! Clean residual min=-0.001248 max=0.001342 Jy/beam ! Clean residual mean=0.000001 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.0724167 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 75 components and 0.0724167 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=0.038147Jy sigma=0.685323 ! Fit after self-cal, rms=0.038171Jy sigma=0.685207 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 = 0.000126456 Jy ! Component: 100 - total flux cleaned = 0.000126627 Jy ! Component: 150 - total flux cleaned = 7.27583e-05 Jy ! Component: 200 - total flux cleaned = -2.78672e-05 Jy ! Total flux subtracted in 200 components = -2.78672e-05 Jy ! Clean residual min=-0.001227 max=0.001302 Jy/beam ! Clean residual mean=0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.0723889 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 85 components and 0.0723889 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=0.038150Jy sigma=0.684805 ! Fit after self-cal, rms=0.038132Jy sigma=0.684674 ! Inverting map ! Added new window around map position (6.4, -35.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112569 Jy ! Component: 100 - total flux cleaned = 0.00158014 Jy ! Component: 150 - total flux cleaned = 0.00170436 Jy ! Component: 200 - total flux cleaned = 0.00181615 Jy ! Total flux subtracted in 200 components = 0.00181615 Jy ! Clean residual min=-0.001192 max=0.001198 Jy/beam ! Clean residual mean=0.000001 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.074205 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 108 components and 0.074205 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=0.038086Jy sigma=0.683828 ! Fit after self-cal, rms=0.038086Jy sigma=0.683760 ! 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=0.038086Jy sigma=0.683760 ! Fit after self-cal, rms=0.038009Jy sigma=0.683668 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9244 mas, bmaj=2.61 mas, bpa=21.38 degrees ! Estimated noise=0.472686 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000491016 Jy ! Component: 100 - total flux cleaned = 0.000547609 Jy ! Component: 150 - total flux cleaned = 0.000564636 Jy ! Component: 200 - total flux cleaned = 0.000643244 Jy ! Total flux subtracted in 200 components = 0.000643244 Jy ! Clean residual min=-0.001182 max=0.001188 Jy/beam ! Clean residual mean=0.000001 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0748483 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 120 components and 0.0748483 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=0.037991Jy sigma=0.683324 ! Fit after self-cal, rms=0.037993Jy sigma=0.683299 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 (39.8, -40.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104484 Jy ! Component: 100 - total flux cleaned = 0.00129251 Jy ! Component: 150 - total flux cleaned = 0.00138245 Jy ! Component: 200 - total flux cleaned = 0.00156027 Jy ! Total flux subtracted in 200 components = 0.00156027 Jy ! Clean residual min=-0.001198 max=0.001114 Jy/beam ! Clean residual mean=0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0764085 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 148 components and 0.0764085 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=0.037942Jy sigma=0.682521 ! Fit after self-cal, rms=0.037937Jy sigma=0.682459 ! 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=0.037937Jy sigma=0.682459 ! Fit after self-cal, rms=0.037945Jy sigma=0.682414 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.909 mas, bmaj=2.973 mas, bpa=15.4 degrees ! Estimated noise=0.608773 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000768395 Jy ! Component: 100 - total flux cleaned = 0.00103954 Jy ! Component: 150 - total flux cleaned = 0.00135512 Jy ! Component: 200 - total flux cleaned = 0.0015405 Jy ! Total flux subtracted in 200 components = 0.0015405 Jy ! Clean residual min=-0.000815 max=0.000954 Jy/beam ! Clean residual mean=0.000002 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.077949 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 167 components and 0.077949 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=0.037933Jy sigma=0.682296 ! Fit after self-cal, rms=0.037934Jy sigma=0.682249 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 = 0.00030276 Jy ! Component: 100 - total flux cleaned = 0.000317567 Jy ! Component: 150 - total flux cleaned = 0.000401135 Jy ! Component: 200 - total flux cleaned = 0.000465725 Jy ! Total flux subtracted in 200 components = 0.000465725 Jy ! Clean residual min=-0.000801 max=0.000879 Jy/beam ! Clean residual mean=0.000002 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0784147 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 183 components and 0.0784147 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=0.037928Jy sigma=0.682222 ! Fit after self-cal, rms=0.037929Jy sigma=0.682209 ! 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=0.9247 mas, bmaj=2.612 mas, bpa=21.28 degrees ! Estimated noise=0.471604 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9247 x 2.612 at 21.28 degrees (North through East) ! Clean map min=-0.0010117 max=0.036161 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=0.7734 mas, bmaj=2.524 mas, bpa=22.7 degrees ! Estimated noise=0.745429 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0269994 Jy ! Component: 100 - total flux cleaned = 0.040218 Jy ! Component: 150 - total flux cleaned = 0.0487969 Jy ! Component: 200 - total flux cleaned = 0.0548818 Jy ! Total flux subtracted in 200 components = 0.0548818 Jy ! Clean residual min=-0.002779 max=0.003464 Jy/beam ! Clean residual mean=-0.000012 rms=0.000770 Jy/beam ! Combined flux in latest and established models = 0.0548818 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0548818 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9247 mas, bmaj=2.612 mas, bpa=21.28 degrees ! Estimated noise=0.471604 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 = 0.00591778 Jy ! Component: 100 - total flux cleaned = 0.00939716 Jy ! Component: 150 - total flux cleaned = 0.0116176 Jy ! Component: 200 - total flux cleaned = 0.0127035 Jy ! Total flux subtracted in 200 components = 0.0127035 Jy ! Clean residual min=-0.001676 max=0.001601 Jy/beam ! Clean residual mean=-0.000002 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.0675853 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 42 components and 0.0675853 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=1.909 mas, bmaj=2.973 mas, bpa=15.4 degrees ! Estimated noise=0.608773 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0020407 Jy ! Component: 100 - total flux cleaned = 0.00303318 Jy ! Component: 150 - total flux cleaned = 0.00394245 Jy ! Component: 200 - total flux cleaned = 0.00479108 Jy ! Total flux subtracted in 200 components = 0.00479108 Jy ! Clean residual min=-0.001442 max=0.001319 Jy/beam ! Clean residual mean=-0.000001 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.0723764 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 = 0.000715774 Jy ! Component: 100 - total flux cleaned = 0.00132138 Jy ! Component: 150 - total flux cleaned = 0.00184058 Jy ! Component: 200 - total flux cleaned = 0.00231584 Jy ! Total flux subtracted in 200 components = 0.00231584 Jy ! Clean residual min=-0.001236 max=0.001126 Jy/beam ! Clean residual mean=-0.000000 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0746922 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 96 components and 0.0746922 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9247 mas, bmaj=2.612 mas, bpa=21.28 degrees ! Estimated noise=0.471604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00025407 Jy ! Component: 100 - total flux cleaned = 1.94467e-05 Jy ! Component: 150 - total flux cleaned = 0.000175366 Jy ! Component: 200 - total flux cleaned = 0.00031842 Jy ! Total flux subtracted in 200 components = 0.00031842 Jy ! Clean residual min=-0.001109 max=0.001114 Jy/beam ! Clean residual mean=0.000000 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0750107 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 121 components and 0.0750107 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=0.037991Jy sigma=0.683582 ! Fit after self-cal, rms=0.037973Jy sigma=0.683305 wmodel J1915+4403_X_map.mod ! Writing 121 model components to file: J1915+4403_X_map.mod wobs J1915+4403_X_uvs.fits ! Writing UV FITS file: J1915+4403_X_uvs.fits wwins J1915+4403_X_map.win ! wwins: Wrote 5 windows to J1915+4403_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 = 6.7457e-05 Jy ! Component: 100 - total flux cleaned = 0.000252171 Jy ! Component: 150 - total flux cleaned = 0.00035691 Jy ! Component: 200 - total flux cleaned = 0.000390124 Jy ! Component: 250 - total flux cleaned = 0.000438687 Jy ! Component: 300 - total flux cleaned = 0.000454321 Jy ! Component: 350 - total flux cleaned = 0.000499866 Jy ! Component: 400 - total flux cleaned = 0.00051474 Jy ! Component: 450 - total flux cleaned = 0.000572407 Jy ! Component: 500 - total flux cleaned = 0.000642923 Jy ! Component: 550 - total flux cleaned = 0.000711697 Jy ! Component: 600 - total flux cleaned = 0.000779336 Jy ! Component: 650 - total flux cleaned = 0.000885435 Jy ! Component: 700 - total flux cleaned = 0.000937225 Jy ! Component: 750 - total flux cleaned = 0.00101368 Jy ! Component: 800 - total flux cleaned = 0.0010764 Jy ! Component: 850 - total flux cleaned = 0.00113774 Jy ! Component: 900 - total flux cleaned = 0.00122205 Jy ! Component: 950 - total flux cleaned = 0.00124567 Jy ! Component: 1000 - total flux cleaned = 0.00126917 Jy ! Component: 1050 - total flux cleaned = 0.00129217 Jy ! Component: 1100 - total flux cleaned = 0.00134843 Jy ! Component: 1150 - total flux cleaned = 0.00133735 Jy ! Component: 1200 - total flux cleaned = 0.00135914 Jy ! Component: 1250 - total flux cleaned = 0.00141276 Jy ! Component: 1300 - total flux cleaned = 0.0014021 Jy ! Component: 1350 - total flux cleaned = 0.00143365 Jy ! Component: 1400 - total flux cleaned = 0.00146471 Jy ! Component: 1450 - total flux cleaned = 0.00151578 Jy ! Component: 1500 - total flux cleaned = 0.00155601 Jy ! Component: 1550 - total flux cleaned = 0.00155608 Jy ! Component: 1600 - total flux cleaned = 0.00159559 Jy ! Component: 1650 - total flux cleaned = 0.00161504 Jy ! Component: 1700 - total flux cleaned = 0.00161491 Jy ! Component: 1750 - total flux cleaned = 0.0016718 Jy ! Component: 1800 - total flux cleaned = 0.00168115 Jy ! Component: 1850 - total flux cleaned = 0.00175552 Jy ! Component: 1900 - total flux cleaned = 0.00182889 Jy ! Component: 1950 - total flux cleaned = 0.00184692 Jy ! Component: 2000 - total flux cleaned = 0.00191883 Jy ! Component: 2050 - total flux cleaned = 0.00196331 Jy ! Component: 2100 - total flux cleaned = 0.00198094 Jy ! Component: 2150 - total flux cleaned = 0.00201594 Jy ! Component: 2200 - total flux cleaned = 0.0020506 Jy ! Component: 2250 - total flux cleaned = 0.00208484 Jy ! Component: 2300 - total flux cleaned = 0.00211882 Jy ! Component: 2350 - total flux cleaned = 0.00216096 Jy ! Component: 2400 - total flux cleaned = 0.00221101 Jy ! Component: 2450 - total flux cleaned = 0.00222749 Jy ! Component: 2500 - total flux cleaned = 0.00225207 Jy ! Component: 2550 - total flux cleaned = 0.00228458 Jy ! Component: 2600 - total flux cleaned = 0.00229267 Jy ! Component: 2650 - total flux cleaned = 0.00233272 Jy ! Component: 2700 - total flux cleaned = 0.00236445 Jy ! Component: 2750 - total flux cleaned = 0.00238804 Jy ! Component: 2800 - total flux cleaned = 0.00241923 Jy ! Component: 2850 - total flux cleaned = 0.0024192 Jy ! Component: 2900 - total flux cleaned = 0.00243457 Jy ! Component: 2950 - total flux cleaned = 0.00244976 Jy ! Component: 3000 - total flux cleaned = 0.00245726 Jy ! Component: 3050 - total flux cleaned = 0.00247233 Jy ! Component: 3100 - total flux cleaned = 0.00247978 Jy ! Component: 3150 - total flux cleaned = 0.00247241 Jy ! Component: 3200 - total flux cleaned = 0.00247986 Jy ! Component: 3250 - total flux cleaned = 0.0024872 Jy ! Component: 3300 - total flux cleaned = 0.00250895 Jy ! Component: 3350 - total flux cleaned = 0.00252333 Jy ! Component: 3400 - total flux cleaned = 0.00250903 Jy ! Component: 3450 - total flux cleaned = 0.00250189 Jy ! Component: 3500 - total flux cleaned = 0.00248066 Jy ! Component: 3550 - total flux cleaned = 0.00249469 Jy ! Component: 3600 - total flux cleaned = 0.00249467 Jy ! Component: 3650 - total flux cleaned = 0.00245999 Jy ! Component: 3700 - total flux cleaned = 0.00247382 Jy ! Component: 3750 - total flux cleaned = 0.00246694 Jy ! Component: 3800 - total flux cleaned = 0.00246009 Jy ! Component: 3850 - total flux cleaned = 0.00245329 Jy ! Component: 3900 - total flux cleaned = 0.00245326 Jy ! Component: 3950 - total flux cleaned = 0.00242662 Jy ! Component: 4000 - total flux cleaned = 0.00243332 Jy ! Component: 4050 - total flux cleaned = 0.00244659 Jy ! Total flux subtracted in 4096 components = 0.00244007 Jy ! Clean residual min=-0.000412 max=0.000361 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0774507 Jy keep ! Adding 253 model components to the UV plane model. ! The established model now contains 374 components and 0.0774507 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1915+4403_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9247 x 2.612 at 21.28 degrees (North through East) ! Clean map min=-0.00088847 max=0.036041 Jy/beam ! Writing clean map to FITS file: .//J1915+4403_X_map.fits wmodel .//J1915+4403_X_map.mod ! Writing 374 model components to file: .//J1915+4403_X_map.mod wobs .//J1915+4403_X_uvs.fits ! Writing UV FITS file: .//J1915+4403_X_uvs.fits wwins .//J1915+4403_X_map.win ! wwins: Wrote 6 windows to .//J1915+4403_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0360413 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000110899 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.923098 0.923098 1.8462 3.69239 7.38479 14.7696 29.5392 59.0783 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.036 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 324.992 quit ! Quitting program ! Log file .//J1915+4403_X_dfm.log closed on Mon Jan 20 18:53:46 2020