! Started logfile: .//J1737-2546_X_dfm.log on Mon Jan 20 18:39:01 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 .//J1737-2546_X_uva.fits ! Reading UV FITS file: .//J1737-2546_X_uva.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1737-2546 ! ! 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 4608 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 J1737-2546_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=1.001624Jy sigma=16.890419 ! Fit after self-cal, rms=0.964626Jy sigma=16.240762 ! 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=0.938 mas, bmaj=4.157 mas, bpa=11.51 degrees ! Estimated noise=1.06706 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 = 0.0250711 Jy ! Component: 100 - total flux cleaned = 0.0354114 Jy ! Total flux subtracted in 100 components = 0.0354114 Jy ! Clean residual min=-0.003633 max=0.005182 Jy/beam ! Clean residual mean=0.000018 rms=0.001134 Jy/beam ! Combined flux in latest and established models = 0.0354114 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0354114 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=0.053946Jy sigma=0.733307 ! Fit after self-cal, rms=0.052755Jy sigma=0.711585 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00737109 Jy ! Component: 100 - total flux cleaned = 0.0114773 Jy ! Total flux subtracted in 100 components = 0.0114773 Jy ! Clean residual min=-0.003430 max=0.003415 Jy/beam ! Clean residual mean=0.000011 rms=0.000856 Jy/beam ! Combined flux in latest and established models = 0.0468887 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 37 components and 0.0468888 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=0.051443Jy sigma=0.679669 ! Fit after self-cal, rms=0.051365Jy sigma=0.678878 ! 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=1.155 mas, bmaj=4.526 mas, bpa=10.63 degrees ! Estimated noise=0.63463 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 = 0.00393141 Jy ! Component: 100 - total flux cleaned = 0.00581223 Jy ! Component: 150 - total flux cleaned = 0.00690202 Jy ! Component: 200 - total flux cleaned = 0.0074523 Jy ! Total flux subtracted in 200 components = 0.0074523 Jy ! Clean residual min=-0.002283 max=0.002809 Jy/beam ! Clean residual mean=0.000005 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.054341 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 63 components and 0.0543411 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=0.051112Jy sigma=0.672394 ! Fit after self-cal, rms=0.051081Jy sigma=0.672174 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.155 x 4.526 at 10.63 degrees (North through East) ! Clean map min=-0.0021103 max=0.037292 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.91 HN 1.07 KP 0.94 ! LA 0.92 NL 0.95 OV 1.12 PT 0.87 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.18 KP 1.01 ! LA 0.85 NL 1.00 OV 1.09 PT 1.06 ! SC 1.11 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.84 HN 0.83 KP 0.96 ! LA 0.83 NL 0.97 OV 1.12 PT 0.98 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.81 HN 0.98 KP 1.07 ! LA 1.11 NL 0.95 OV 1.16 PT 0.87 ! SC 1.19 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 1.00 HN 0.96 KP 1.25 ! LA 1.01 NL 0.93 OV 1.21 PT 0.87 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.87 HN 0.97 KP 1.11 ! LA 0.85 NL 1.00 OV 1.24 PT 1.09 ! SC 1.12 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.39 KP 1.04 ! LA 0.92 NL 0.94 OV 1.12 PT 0.97 ! SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.08 HN 1.13 KP 1.31 ! LA 0.82 NL 1.05 OV 1.09 PT 1.07 ! SC 0.93 ! ! ! Fit before self-cal, rms=0.051081Jy sigma=0.672174 ! Fit after self-cal, rms=0.054578Jy sigma=0.662134 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.175 mas, bmaj=4.562 mas, bpa=10.69 degrees ! Estimated noise=0.63855 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 = -0.000146484 Jy ! Component: 100 - total flux cleaned = -0.000168877 Jy ! Component: 150 - total flux cleaned = -0.000168315 Jy ! Component: 200 - total flux cleaned = -0.000200652 Jy ! Total flux subtracted in 200 components = -0.000200652 Jy ! Clean residual min=-0.001702 max=0.001543 Jy/beam ! Clean residual mean=0.000000 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.0541404 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 67 components and 0.0541404 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=0.054555Jy sigma=0.661867 ! Fit after self-cal, rms=0.054639Jy sigma=0.661320 ! 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=0.054639Jy sigma=0.661320 ! Fit after self-cal, rms=0.054995Jy sigma=0.661275 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.176 mas, bmaj=4.563 mas, bpa=10.66 degrees ! Estimated noise=0.638273 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.24703e-05 Jy ! Component: 100 - total flux cleaned = -8.9665e-05 Jy ! Component: 150 - total flux cleaned = -0.000105931 Jy ! Component: 200 - total flux cleaned = -0.0001335 Jy ! Total flux subtracted in 200 components = -0.0001335 Jy ! Clean residual min=-0.001686 max=0.001566 Jy/beam ! Clean residual mean=0.000001 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.0540069 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 70 components and 0.0540069 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=0.054975Jy sigma=0.661111 ! Fit after self-cal, rms=0.054983Jy sigma=0.661064 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.96558e-06 Jy ! Component: 100 - total flux cleaned = -1.79755e-05 Jy ! Component: 150 - total flux cleaned = -3.06119e-05 Jy ! Component: 200 - total flux cleaned = -4.16582e-05 Jy ! Total flux subtracted in 200 components = -4.16582e-05 Jy ! Clean residual min=-0.001721 max=0.001587 Jy/beam ! Clean residual mean=0.000001 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.0539652 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 72 components and 0.0539652 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=0.054968Jy sigma=0.660974 ! Fit after self-cal, rms=0.054967Jy sigma=0.660943 ! 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=0.054967Jy sigma=0.660943 ! Fit after self-cal, rms=0.054843Jy sigma=0.660927 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.179 mas, bmaj=4.559 mas, bpa=10.54 degrees ! Estimated noise=0.638459 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.45542e-05 Jy ! Component: 100 - total flux cleaned = -8.16556e-05 Jy ! Component: 150 - total flux cleaned = -8.14654e-05 Jy ! Component: 200 - total flux cleaned = -0.000101247 Jy ! Total flux subtracted in 200 components = -0.000101247 Jy ! Clean residual min=-0.001740 max=0.001595 Jy/beam ! Clean residual mean=0.000001 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.053864 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 77 components and 0.053864 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=0.054830Jy sigma=0.660866 ! Fit after self-cal, rms=0.054829Jy sigma=0.660843 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.32259e-05 Jy ! Component: 100 - total flux cleaned = -2.52088e-05 Jy ! Component: 150 - total flux cleaned = -2.54413e-05 Jy ! Component: 200 - total flux cleaned = -3.37227e-05 Jy ! Total flux subtracted in 200 components = -3.37227e-05 Jy ! Clean residual min=-0.001762 max=0.001607 Jy/beam ! Clean residual mean=0.000001 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.0538303 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 78 components and 0.0538303 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=0.054820Jy sigma=0.660801 ! Fit after self-cal, rms=0.054819Jy sigma=0.660785 ! 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=0.054819Jy sigma=0.660785 ! Fit after self-cal, rms=0.054801Jy sigma=0.660772 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.394 mas, bmaj=6.124 mas, bpa=0.1937 degrees ! Estimated noise=0.711883 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.35177e-05 Jy ! Component: 100 - total flux cleaned = 7.39442e-05 Jy ! Component: 150 - total flux cleaned = 5.64814e-05 Jy ! Component: 200 - total flux cleaned = 4.03947e-05 Jy ! Total flux subtracted in 200 components = 4.03947e-05 Jy ! Clean residual min=-0.001458 max=0.001377 Jy/beam ! Clean residual mean=0.000001 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.0538707 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 81 components and 0.0538707 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=0.054796Jy sigma=0.660760 ! Fit after self-cal, rms=0.054791Jy sigma=0.660737 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 = -2.55961e-05 Jy ! Component: 100 - total flux cleaned = -4.09798e-05 Jy ! Component: 150 - total flux cleaned = -6.11181e-05 Jy ! Component: 200 - total flux cleaned = -7.36845e-05 Jy ! Total flux subtracted in 200 components = -7.36845e-05 Jy ! Clean residual min=-0.001433 max=0.001387 Jy/beam ! Clean residual mean=0.000001 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.053797 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 83 components and 0.053797 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=0.054787Jy sigma=0.660741 ! Fit after self-cal, rms=0.054786Jy sigma=0.660724 ! 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=1.183 mas, bmaj=4.558 mas, bpa=10.4 degrees ! Estimated noise=0.639489 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.183 x 4.558 at 10.4 degrees (North through East) ! Clean map min=-0.0016632 max=0.037775 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=0.9622 mas, bmaj=4.167 mas, bpa=11.24 degrees ! Estimated noise=1.09541 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.026764 Jy ! Component: 100 - total flux cleaned = 0.0386858 Jy ! Component: 150 - total flux cleaned = 0.04514 Jy ! Component: 200 - total flux cleaned = 0.0487909 Jy ! Total flux subtracted in 200 components = 0.0487909 Jy ! Clean residual min=-0.003064 max=0.002702 Jy/beam ! Clean residual mean=0.000004 rms=0.000738 Jy/beam ! Combined flux in latest and established models = 0.0487909 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.0487909 Jy ! Inverting map and beam ! Estimated beam: bmin=1.183 mas, bmaj=4.558 mas, bpa=10.4 degrees ! Estimated noise=0.639489 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 = 0.0030763 Jy ! Component: 100 - total flux cleaned = 0.0039407 Jy ! Component: 150 - total flux cleaned = 0.00429256 Jy ! Component: 200 - total flux cleaned = 0.00452469 Jy ! Total flux subtracted in 200 components = 0.00452469 Jy ! Clean residual min=-0.001859 max=0.001664 Jy/beam ! Clean residual mean=0.000001 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.0533156 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 40 components and 0.0533156 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.394 mas, bmaj=6.124 mas, bpa=0.1937 degrees ! Estimated noise=0.711883 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000331502 Jy ! Component: 100 - total flux cleaned = 0.000396303 Jy ! Component: 150 - total flux cleaned = 0.000466375 Jy ! Component: 200 - total flux cleaned = 0.000480939 Jy ! Total flux subtracted in 200 components = 0.000480939 Jy ! Clean residual min=-0.001490 max=0.001389 Jy/beam ! Clean residual mean=0.000001 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.0537966 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.30895e-05 Jy ! Component: 100 - total flux cleaned = -2.4206e-05 Jy ! Component: 150 - total flux cleaned = -2.46516e-05 Jy ! Component: 200 - total flux cleaned = -3.48273e-05 Jy ! Total flux subtracted in 200 components = -3.48273e-05 Jy ! Clean residual min=-0.001465 max=0.001387 Jy/beam ! Clean residual mean=0.000001 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.0537617 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 47 components and 0.0537617 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.183 mas, bmaj=4.558 mas, bpa=10.4 degrees ! Estimated noise=0.639489 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000108439 Jy ! Component: 100 - total flux cleaned = -7.03563e-05 Jy ! Component: 150 - total flux cleaned = -3.83355e-05 Jy ! Component: 200 - total flux cleaned = -4.29719e-07 Jy ! Total flux subtracted in 200 components = -4.29719e-07 Jy ! Clean residual min=-0.001804 max=0.001675 Jy/beam ! Clean residual mean=0.000001 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.0537613 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 53 components and 0.0537613 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=0.054779Jy sigma=0.660839 ! Fit after self-cal, rms=0.054782Jy sigma=0.660808 wmodel J1737-2546_X_map.mod ! Writing 53 model components to file: J1737-2546_X_map.mod wobs J1737-2546_X_uvs.fits ! Writing UV FITS file: J1737-2546_X_uvs.fits wwins J1737-2546_X_map.win ! wwins: Wrote 1 windows to J1737-2546_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 = -0.000542975 Jy ! Component: 100 - total flux cleaned = -0.000850174 Jy ! Component: 150 - total flux cleaned = -0.00113846 Jy ! Component: 200 - total flux cleaned = -0.0012387 Jy ! Component: 250 - total flux cleaned = -0.00135727 Jy ! Component: 300 - total flux cleaned = -0.00142521 Jy ! Component: 350 - total flux cleaned = -0.00146892 Jy ! Component: 400 - total flux cleaned = -0.00153218 Jy ! Component: 450 - total flux cleaned = -0.00151141 Jy ! Component: 500 - total flux cleaned = -0.00145208 Jy ! Component: 550 - total flux cleaned = -0.00137538 Jy ! Component: 600 - total flux cleaned = -0.00130086 Jy ! Component: 650 - total flux cleaned = -0.00115571 Jy ! Component: 700 - total flux cleaned = -0.001049 Jy ! Component: 750 - total flux cleaned = -0.00089196 Jy ! Component: 800 - total flux cleaned = -0.000755357 Jy ! Component: 850 - total flux cleaned = -0.000621605 Jy ! Component: 900 - total flux cleaned = -0.000523318 Jy ! Component: 950 - total flux cleaned = -0.000394377 Jy ! Component: 1000 - total flux cleaned = -0.000236302 Jy ! Component: 1050 - total flux cleaned = -8.11723e-05 Jy ! Component: 1100 - total flux cleaned = 7.13678e-05 Jy ! Component: 1150 - total flux cleaned = 0.00023605 Jy ! Component: 1200 - total flux cleaned = 0.000353646 Jy ! Component: 1250 - total flux cleaned = 0.000483896 Jy ! Component: 1300 - total flux cleaned = 0.000640928 Jy ! Component: 1350 - total flux cleaned = 0.00076713 Jy ! Component: 1400 - total flux cleaned = 0.00087773 Jy ! Component: 1450 - total flux cleaned = 0.00098693 Jy ! Component: 1500 - total flux cleaned = 0.00109441 Jy ! Component: 1550 - total flux cleaned = 0.00118703 Jy ! Component: 1600 - total flux cleaned = 0.00126547 Jy ! Component: 1650 - total flux cleaned = 0.00136852 Jy ! Component: 1700 - total flux cleaned = 0.00143196 Jy ! Component: 1750 - total flux cleaned = 0.00153237 Jy ! Component: 1800 - total flux cleaned = 0.00161902 Jy ! Component: 1850 - total flux cleaned = 0.00170458 Jy ! Component: 1900 - total flux cleaned = 0.00177697 Jy ! Component: 1950 - total flux cleaned = 0.00182475 Jy ! Component: 2000 - total flux cleaned = 0.00193108 Jy ! Component: 2050 - total flux cleaned = 0.00198924 Jy ! Component: 2100 - total flux cleaned = 0.00201241 Jy ! Component: 2150 - total flux cleaned = 0.00208107 Jy ! Component: 2200 - total flux cleaned = 0.00209229 Jy ! Component: 2250 - total flux cleaned = 0.00214826 Jy ! Component: 2300 - total flux cleaned = 0.00219237 Jy ! Component: 2350 - total flux cleaned = 0.00222524 Jy ! Component: 2400 - total flux cleaned = 0.00229021 Jy ! Component: 2450 - total flux cleaned = 0.00232232 Jy ! Component: 2500 - total flux cleaned = 0.00237538 Jy ! Component: 2550 - total flux cleaned = 0.00241747 Jy ! Component: 2600 - total flux cleaned = 0.00245919 Jy ! Component: 2650 - total flux cleaned = 0.00250045 Jy ! Component: 2700 - total flux cleaned = 0.00255172 Jy ! Component: 2750 - total flux cleaned = 0.00262288 Jy ! Component: 2800 - total flux cleaned = 0.00269366 Jy ! Component: 2850 - total flux cleaned = 0.00272378 Jy ! Component: 2900 - total flux cleaned = 0.00286298 Jy ! Component: 2950 - total flux cleaned = 0.00291228 Jy ! Component: 3000 - total flux cleaned = 0.0029809 Jy ! Component: 3050 - total flux cleaned = 0.00302955 Jy ! Component: 3100 - total flux cleaned = 0.0030877 Jy ! Component: 3150 - total flux cleaned = 0.00314546 Jy ! Component: 3200 - total flux cleaned = 0.00319332 Jy ! Component: 3250 - total flux cleaned = 0.0032504 Jy ! Component: 3300 - total flux cleaned = 0.00329773 Jy ! Component: 3350 - total flux cleaned = 0.0033354 Jy ! Component: 3400 - total flux cleaned = 0.00340101 Jy ! Component: 3450 - total flux cleaned = 0.00344766 Jy ! Component: 3500 - total flux cleaned = 0.00349405 Jy ! Component: 3550 - total flux cleaned = 0.0035311 Jy ! Component: 3600 - total flux cleaned = 0.00355876 Jy ! Component: 3650 - total flux cleaned = 0.00359549 Jy ! Component: 3700 - total flux cleaned = 0.00364123 Jy ! Component: 3750 - total flux cleaned = 0.00366857 Jy ! Component: 3800 - total flux cleaned = 0.00370488 Jy ! Component: 3850 - total flux cleaned = 0.00374108 Jy ! Component: 3900 - total flux cleaned = 0.00378618 Jy ! Component: 3950 - total flux cleaned = 0.00383105 Jy ! Component: 4000 - total flux cleaned = 0.0038937 Jy ! Component: 4050 - total flux cleaned = 0.00390261 Jy ! Total flux subtracted in 4096 components = 0.00392929 Jy ! Clean residual min=-0.000578 max=0.000529 Jy/beam ! Clean residual mean=-0.000001 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0576906 Jy keep ! Adding 256 model components to the UV plane model. ! The established model now contains 309 components and 0.0576906 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1737-2546_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.183 x 4.558 at 10.4 degrees (North through East) ! Clean map min=-0.0009762 max=0.037574 Jy/beam ! Writing clean map to FITS file: .//J1737-2546_X_map.fits wmodel .//J1737-2546_X_map.mod ! Writing 309 model components to file: .//J1737-2546_X_map.mod wobs .//J1737-2546_X_uvs.fits ! Writing UV FITS file: .//J1737-2546_X_uvs.fits wwins .//J1737-2546_X_map.win ! wwins: Wrote 2 windows to .//J1737-2546_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0375743 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000153318 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.22412 1.22412 2.44823 4.89647 9.79294 19.5859 39.1718 78.3435 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.037 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 245.074 quit ! Quitting program ! Log file .//J1737-2546_X_dfm.log closed on Mon Jan 20 18:39:05 2020