! Started logfile: .//J1627+4347_X_dfm.log on Mon Jan 20 18:27:09 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 .//J1627+4347_X_uva.fits ! Reading UV FITS file: .//J1627+4347_X_uva.fits ! AN table 1: 47 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.983924 visibilities/baseline/integration-bin. ! Found source: J1627+4347 ! ! 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 16648 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 J1627+4347_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=1.000749Jy sigma=20.849535 ! Fit after self-cal, rms=0.976533Jy sigma=20.350129 ! 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=0.6985 mas, bmaj=2.596 mas, bpa=-23.94 degrees ! Estimated noise=0.587725 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 = 0.0169218 Jy ! Component: 100 - total flux cleaned = 0.021632 Jy ! Total flux subtracted in 100 components = 0.021632 Jy ! Clean residual min=-0.002490 max=0.002965 Jy/beam ! Clean residual mean=-0.000002 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 0.021632 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.021632 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=0.038146Jy sigma=0.774234 ! Fit after self-cal, rms=0.036268Jy sigma=0.734216 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00526094 Jy ! Component: 100 - total flux cleaned = 0.00801197 Jy ! Total flux subtracted in 100 components = 0.00801197 Jy ! Clean residual min=-0.002203 max=0.003192 Jy/beam ! Clean residual mean=-0.000001 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.029644 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 7 components and 0.029644 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=0.035277Jy sigma=0.713886 ! Fit after self-cal, rms=0.035260Jy sigma=0.713599 ! Inverting map ! Added new window around map position (2, -2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00291811 Jy ! Component: 100 - total flux cleaned = 0.00362606 Jy ! Total flux subtracted in 100 components = 0.00362606 Jy ! Clean residual min=-0.002095 max=0.001890 Jy/beam ! Clean residual mean=-0.000001 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.0332701 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 0.0332701 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=0.034990Jy sigma=0.707719 ! Fit after self-cal, rms=0.034960Jy sigma=0.707054 ! 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=0.902 mas, bmaj=2.631 mas, bpa=-23.24 degrees ! Estimated noise=0.265878 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 = 0.00154248 Jy ! Component: 100 - total flux cleaned = 0.00210937 Jy ! Component: 150 - total flux cleaned = 0.0023495 Jy ! Component: 200 - total flux cleaned = 0.00244763 Jy ! Total flux subtracted in 200 components = 0.00244763 Jy ! Clean residual min=-0.001759 max=0.001422 Jy/beam ! Clean residual mean=-0.000000 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.0357177 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 38 components and 0.0357177 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=0.034817Jy sigma=0.704028 ! Fit after self-cal, rms=0.034802Jy sigma=0.703739 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.902 x 2.631 at -23.24 degrees (North through East) ! Clean map min=-0.0021608 max=0.027062 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.95 HN 1.10 KP 1.01 ! LA 1.06 MK 0.96 NL 0.87 OV 1.15 ! PT 1.02 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 1.15 KP 1.02 ! LA 1.13 MK 1.04 NL 0.83 OV 1.09 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.92 HN 1.04 KP 1.11 ! LA 1.05 MK 0.97 NL 0.87 OV 1.11 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.94 HN 1.01 KP 1.06 ! LA 1.01 MK 1.04 NL 0.89 OV 1.14 ! PT 1.03 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HN 1.00 KP 1.06 ! LA 1.06 MK 1.00 NL 0.83 OV 1.15 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.86 HN 1.08 KP 0.95 ! LA 1.07 MK 0.91 NL 0.83 OV 0.98 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 1.14 KP 1.01 ! LA 1.04 MK 0.80 NL 0.79 OV 1.15 ! PT 0.91 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.82 HN 1.04 KP 1.11 ! LA 1.07 MK 0.88 NL 0.80 OV 1.12 ! PT 0.89 SC 0.89 ! ! ! Fit before self-cal, rms=0.034802Jy sigma=0.703739 ! Fit after self-cal, rms=0.033258Jy sigma=0.698824 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8905 mas, bmaj=2.654 mas, bpa=-23.23 degrees ! Estimated noise=0.260522 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 = 0.00070828 Jy ! Component: 100 - total flux cleaned = 0.0011561 Jy ! Component: 150 - total flux cleaned = 0.00130169 Jy ! Component: 200 - total flux cleaned = 0.00136588 Jy ! Total flux subtracted in 200 components = 0.00136588 Jy ! Clean residual min=-0.000934 max=0.000797 Jy/beam ! Clean residual mean=0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0370836 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.0370836 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=0.033240Jy sigma=0.698427 ! Fit after self-cal, rms=0.033308Jy sigma=0.697844 ! 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=0.033308Jy sigma=0.697844 ! Fit after self-cal, rms=0.033419Jy sigma=0.697681 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8861 mas, bmaj=2.654 mas, bpa=-23.22 degrees ! Estimated noise=0.260941 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0004437 Jy ! Component: 100 - total flux cleaned = 0.000745208 Jy ! Component: 150 - total flux cleaned = 0.000897441 Jy ! Component: 200 - total flux cleaned = 0.000934551 Jy ! Total flux subtracted in 200 components = 0.000934551 Jy ! Clean residual min=-0.000924 max=0.000801 Jy/beam ! Clean residual mean=0.000000 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0380181 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 61 components and 0.0380181 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=0.033412Jy sigma=0.697513 ! Fit after self-cal, rms=0.033435Jy sigma=0.697472 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 = 9.99058e-05 Jy ! Component: 100 - total flux cleaned = 0.000120807 Jy ! Component: 150 - total flux cleaned = 0.000133197 Jy ! Component: 200 - total flux cleaned = 0.000133013 Jy ! Total flux subtracted in 200 components = 0.000133013 Jy ! Clean residual min=-0.000937 max=0.000822 Jy/beam ! Clean residual mean=0.000000 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.0381511 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 67 components and 0.0381511 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=0.033432Jy sigma=0.697420 ! Fit after self-cal, rms=0.033433Jy sigma=0.697414 ! 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=0.033433Jy sigma=0.697414 ! Fit after self-cal, rms=0.033480Jy sigma=0.697375 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8833 mas, bmaj=2.653 mas, bpa=-23.21 degrees ! Estimated noise=0.261118 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000246473 Jy ! Component: 100 - total flux cleaned = 0.000424114 Jy ! Component: 150 - total flux cleaned = 0.000481417 Jy ! Component: 200 - total flux cleaned = 0.000506446 Jy ! Total flux subtracted in 200 components = 0.000506446 Jy ! Clean residual min=-0.000909 max=0.000818 Jy/beam ! Clean residual mean=0.000000 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0386576 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 73 components and 0.0386576 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=0.033478Jy sigma=0.697313 ! Fit after self-cal, rms=0.033487Jy sigma=0.697305 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.59285e-05 Jy ! Component: 100 - total flux cleaned = 5.52372e-05 Jy ! Component: 150 - total flux cleaned = 6.85094e-05 Jy ! Component: 200 - total flux cleaned = 8.09035e-05 Jy ! Total flux subtracted in 200 components = 8.09035e-05 Jy ! Clean residual min=-0.000915 max=0.000826 Jy/beam ! Clean residual mean=0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0387385 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 76 components and 0.0387385 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=0.033486Jy sigma=0.697279 ! Fit after self-cal, rms=0.033487Jy sigma=0.697276 ! 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=0.033487Jy sigma=0.697276 ! Fit after self-cal, rms=0.033525Jy sigma=0.697263 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.986 mas, bmaj=2.876 mas, bpa=-25.26 degrees ! Estimated noise=0.340689 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000247217 Jy ! Component: 100 - total flux cleaned = 0.000282358 Jy ! Component: 150 - total flux cleaned = 0.000304451 Jy ! Component: 200 - total flux cleaned = 0.00032094 Jy ! Total flux subtracted in 200 components = 0.00032094 Jy ! Clean residual min=-0.001035 max=0.000974 Jy/beam ! Clean residual mean=0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0390594 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 86 components and 0.0390594 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=0.033526Jy sigma=0.697262 ! Fit after self-cal, rms=0.033529Jy sigma=0.697253 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 = -2.26347e-06 Jy ! Component: 100 - total flux cleaned = -5.93176e-06 Jy ! Component: 150 - total flux cleaned = -2.86709e-06 Jy ! Component: 200 - total flux cleaned = 2.99191e-06 Jy ! Total flux subtracted in 200 components = 2.99191e-06 Jy ! Clean residual min=-0.001038 max=0.000975 Jy/beam ! Clean residual mean=0.000001 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0390624 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 90 components and 0.0390624 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=0.033529Jy sigma=0.697263 ! Fit after self-cal, rms=0.033529Jy sigma=0.697262 ! 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=0.8816 mas, bmaj=2.653 mas, bpa=-23.2 degrees ! Estimated noise=0.261272 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8816 x 2.653 at -23.2 degrees (North through East) ! Clean map min=-0.0010241 max=0.026433 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=0.6876 mas, bmaj=2.61 mas, bpa=-23.79 degrees ! Estimated noise=0.572413 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.018894 Jy ! Component: 100 - total flux cleaned = 0.0256144 Jy ! Component: 150 - total flux cleaned = 0.029656 Jy ! Component: 200 - total flux cleaned = 0.0323563 Jy ! Total flux subtracted in 200 components = 0.0323563 Jy ! Clean residual min=-0.001670 max=0.001688 Jy/beam ! Clean residual mean=-0.000001 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.0323563 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0323563 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8816 mas, bmaj=2.653 mas, bpa=-23.2 degrees ! Estimated noise=0.261272 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 = 0.00242178 Jy ! Component: 100 - total flux cleaned = 0.00381739 Jy ! Component: 150 - total flux cleaned = 0.00456219 Jy ! Component: 200 - total flux cleaned = 0.00497388 Jy ! Total flux subtracted in 200 components = 0.00497388 Jy ! Clean residual min=-0.001044 max=0.000793 Jy/beam ! Clean residual mean=-0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0373302 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 38 components and 0.0373302 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=1.986 mas, bmaj=2.876 mas, bpa=-25.26 degrees ! Estimated noise=0.340689 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000792699 Jy ! Component: 100 - total flux cleaned = 0.00110996 Jy ! Component: 150 - total flux cleaned = 0.00128509 Jy ! Component: 200 - total flux cleaned = 0.001376 Jy ! Total flux subtracted in 200 components = 0.001376 Jy ! Clean residual min=-0.001165 max=0.000973 Jy/beam ! Clean residual mean=0.000000 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0387062 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 = 6.71438e-05 Jy ! Component: 100 - total flux cleaned = 0.000125929 Jy ! Component: 150 - total flux cleaned = 0.000177964 Jy ! Component: 200 - total flux cleaned = 0.000216521 Jy ! Total flux subtracted in 200 components = 0.000216521 Jy ! Clean residual min=-0.001120 max=0.000982 Jy/beam ! Clean residual mean=0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0389227 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 75 components and 0.0389227 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8816 mas, bmaj=2.653 mas, bpa=-23.2 degrees ! Estimated noise=0.261272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000199645 Jy ! Component: 100 - total flux cleaned = 0.000200848 Jy ! Component: 150 - total flux cleaned = 0.000220874 Jy ! Component: 200 - total flux cleaned = 0.000238019 Jy ! Total flux subtracted in 200 components = 0.000238019 Jy ! Clean residual min=-0.000950 max=0.000825 Jy/beam ! Clean residual mean=0.000000 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.0391607 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 87 components and 0.0391607 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=0.033534Jy sigma=0.697346 ! Fit after self-cal, rms=0.033526Jy sigma=0.697318 wmodel J1627+4347_X_map.mod ! Writing 87 model components to file: J1627+4347_X_map.mod wobs J1627+4347_X_uvs.fits ! Writing UV FITS file: J1627+4347_X_uvs.fits wwins J1627+4347_X_map.win ! wwins: Wrote 2 windows to J1627+4347_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 = -0.000202141 Jy ! Component: 100 - total flux cleaned = -0.000216481 Jy ! Component: 150 - total flux cleaned = -0.00025593 Jy ! Component: 200 - total flux cleaned = -0.000354506 Jy ! Component: 250 - total flux cleaned = -0.000425455 Jy ! Component: 300 - total flux cleaned = -0.00048231 Jy ! Component: 350 - total flux cleaned = -0.000515285 Jy ! Component: 400 - total flux cleaned = -0.000536761 Jy ! Component: 450 - total flux cleaned = -0.000537032 Jy ! Component: 500 - total flux cleaned = -0.000517258 Jy ! Component: 550 - total flux cleaned = -0.00051737 Jy ! Component: 600 - total flux cleaned = -0.000517587 Jy ! Component: 650 - total flux cleaned = -0.000527014 Jy ! Component: 700 - total flux cleaned = -0.000536142 Jy ! Component: 750 - total flux cleaned = -0.000545219 Jy ! Component: 800 - total flux cleaned = -0.000562949 Jy ! Component: 850 - total flux cleaned = -0.000571508 Jy ! Component: 900 - total flux cleaned = -0.000571574 Jy ! Component: 950 - total flux cleaned = -0.000588015 Jy ! Component: 1000 - total flux cleaned = -0.000596114 Jy ! Component: 1050 - total flux cleaned = -0.000628172 Jy ! Component: 1100 - total flux cleaned = -0.000636173 Jy ! Component: 1150 - total flux cleaned = -0.00069049 Jy ! Component: 1200 - total flux cleaned = -0.000682717 Jy ! Component: 1250 - total flux cleaned = -0.000727946 Jy ! Component: 1300 - total flux cleaned = -0.000712991 Jy ! Component: 1350 - total flux cleaned = -0.000735066 Jy ! Component: 1400 - total flux cleaned = -0.000764015 Jy ! Component: 1450 - total flux cleaned = -0.000749613 Jy ! Component: 1500 - total flux cleaned = -0.000763763 Jy ! Component: 1550 - total flux cleaned = -0.000763727 Jy ! Component: 1600 - total flux cleaned = -0.000763801 Jy ! Component: 1650 - total flux cleaned = -0.000763819 Jy ! Component: 1700 - total flux cleaned = -0.000757131 Jy ! Component: 1750 - total flux cleaned = -0.000770529 Jy ! Component: 1800 - total flux cleaned = -0.000764031 Jy ! Component: 1850 - total flux cleaned = -0.000777044 Jy ! Component: 1900 - total flux cleaned = -0.000738474 Jy ! Component: 1950 - total flux cleaned = -0.00075118 Jy ! Component: 2000 - total flux cleaned = -0.0007323 Jy ! Component: 2050 - total flux cleaned = -0.000725969 Jy ! Component: 2100 - total flux cleaned = -0.000713578 Jy ! Component: 2150 - total flux cleaned = -0.000695274 Jy ! Component: 2200 - total flux cleaned = -0.000713342 Jy ! Component: 2250 - total flux cleaned = -0.000689332 Jy ! Component: 2300 - total flux cleaned = -0.000683394 Jy ! Component: 2350 - total flux cleaned = -0.000695169 Jy ! Component: 2400 - total flux cleaned = -0.00068931 Jy ! Component: 2450 - total flux cleaned = -0.00067779 Jy ! Component: 2500 - total flux cleaned = -0.000700592 Jy ! Component: 2550 - total flux cleaned = -0.00069492 Jy ! Component: 2600 - total flux cleaned = -0.000717271 Jy ! Component: 2650 - total flux cleaned = -0.00068376 Jy ! Component: 2700 - total flux cleaned = -0.000689301 Jy ! Component: 2750 - total flux cleaned = -0.000678372 Jy ! Component: 2800 - total flux cleaned = -0.000678419 Jy ! Component: 2850 - total flux cleaned = -0.000673094 Jy ! Component: 2900 - total flux cleaned = -0.00067838 Jy ! Component: 2950 - total flux cleaned = -0.000673022 Jy ! Component: 3000 - total flux cleaned = -0.000657278 Jy ! Component: 3050 - total flux cleaned = -0.000657275 Jy ! Component: 3100 - total flux cleaned = -0.000636545 Jy ! Component: 3150 - total flux cleaned = -0.000631466 Jy ! Component: 3200 - total flux cleaned = -0.000626362 Jy ! Component: 3250 - total flux cleaned = -0.00061625 Jy ! Component: 3300 - total flux cleaned = -0.000621301 Jy ! Component: 3350 - total flux cleaned = -0.000606258 Jy ! Component: 3400 - total flux cleaned = -0.000611139 Jy ! Component: 3450 - total flux cleaned = -0.000606179 Jy ! Component: 3500 - total flux cleaned = -0.000586616 Jy ! Component: 3550 - total flux cleaned = -0.000586542 Jy ! Component: 3600 - total flux cleaned = -0.000576867 Jy ! Component: 3650 - total flux cleaned = -0.00059605 Jy ! Component: 3700 - total flux cleaned = -0.000581707 Jy ! Component: 3750 - total flux cleaned = -0.000567499 Jy ! Component: 3800 - total flux cleaned = -0.000553425 Jy ! Component: 3850 - total flux cleaned = -0.000548754 Jy ! Component: 3900 - total flux cleaned = -0.000530156 Jy ! Component: 3950 - total flux cleaned = -0.000520959 Jy ! Component: 4000 - total flux cleaned = -0.000502583 Jy ! Component: 4050 - total flux cleaned = -0.000511741 Jy ! Total flux subtracted in 4096 components = -0.000489047 Jy ! Clean residual min=-0.000249 max=0.000274 Jy/beam ! Clean residual mean=-0.000000 rms=0.000077 Jy/beam ! Combined flux in latest and established models = 0.0386717 Jy keep ! Adding 275 model components to the UV plane model. ! The established model now contains 362 components and 0.0386717 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1627+4347_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8816 x 2.653 at -23.2 degrees (North through East) ! Clean map min=-0.00061758 max=0.026273 Jy/beam ! Writing clean map to FITS file: .//J1627+4347_X_map.fits wmodel .//J1627+4347_X_map.mod ! Writing 362 model components to file: .//J1627+4347_X_map.mod wobs .//J1627+4347_X_uvs.fits ! Writing UV FITS file: .//J1627+4347_X_uvs.fits wwins .//J1627+4347_X_map.win ! wwins: Wrote 3 windows to .//J1627+4347_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0262728 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.62104e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.870221 0.870221 1.74044 3.48089 6.96177 13.9235 27.8471 55.6942 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.026 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 344.739 quit ! Quitting program ! Log file .//J1627+4347_X_dfm.log closed on Mon Jan 20 18:27:13 2020