! Started logfile: /vlbi/sb072/temp_maps//J1537-0920_C_dfm.log on Tue Mar 5 23:16:13 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1537-0920_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1537-0920_C_uva.fits ! AN table 1: 3 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1537-0920 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 864 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1537-0920_C] 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 0.300x0.300 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=1.005154Jy sigma=38.659038 ! Fit after self-cal, rms=0.891769Jy sigma=34.278043 ! 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=1.744 mas, bmaj=6.997 mas, bpa=25.98 degrees ! Estimated noise=0.86203 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 = 0.0849803 Jy ! Component: 100 - total flux cleaned = 0.103512 Jy ! Total flux subtracted in 100 components = 0.103512 Jy ! Clean residual min=-0.003834 max=0.006030 Jy/beam ! Clean residual mean=0.000002 rms=0.001121 Jy/beam ! Combined flux in latest and established models = 0.103512 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.103512 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=0.024440Jy sigma=0.804430 ! Fit after self-cal, rms=0.024432Jy sigma=0.804093 ! 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=2.175 mas, bmaj=7.112 mas, bpa=24.2 degrees ! Estimated noise=0.658452 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 = 0.00539187 Jy ! Component: 100 - total flux cleaned = 0.00840516 Jy ! Component: 150 - total flux cleaned = 0.0103719 Jy ! Component: 200 - total flux cleaned = 0.0110383 Jy ! Total flux subtracted in 200 components = 0.0110383 Jy ! Clean residual min=-0.003174 max=0.004218 Jy/beam ! Clean residual mean=-0.000002 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.11455 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 0.11455 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=0.023423Jy sigma=0.735696 ! Fit after self-cal, rms=0.023426Jy sigma=0.735544 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.175 x 7.112 at 24.2 degrees (North through East) ! Clean map min=-0.0030904 max=0.10799 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 0.88 KP 0.97 ! LA 1.20 NL 1.10 OV 1.04 PT 1.00 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HN 0.92 KP 0.93 ! LA 1.12 NL 1.08 OV 1.06 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 0.90 KP 0.95 ! LA 1.07 NL 1.16 OV 0.98 PT 0.96 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 0.91 KP 0.97 ! LA 1.02 NL 1.14 OV 1.04 PT 0.97 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.94 HN 0.88 KP 0.96 ! LA 1.04 NL 1.13 OV 0.99 PT 0.97 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 0.90 KP 0.95 ! LA 1.05 NL 1.17 OV 0.98 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.94 HN 0.90 KP 0.97 ! LA 1.02 NL 1.33 OV 0.99 PT 0.96 ! SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.92 HN 0.95 KP 0.99 ! LA 1.05 NL 1.15 OV 0.95 PT 0.93 ! SC 1.05 ! ! ! Fit before self-cal, rms=0.023426Jy sigma=0.735544 ! Fit after self-cal, rms=0.021321Jy sigma=0.632050 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.183 mas, bmaj=7.048 mas, bpa=23.77 degrees ! Estimated noise=0.656565 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 = -6.10258e-05 Jy ! Component: 100 - total flux cleaned = 2.10756e-05 Jy ! Component: 150 - total flux cleaned = -2.4771e-05 Jy ! Component: 200 - total flux cleaned = -8.83065e-05 Jy ! Total flux subtracted in 200 components = -8.83065e-05 Jy ! Clean residual min=-0.001854 max=0.001630 Jy/beam ! Clean residual mean=-0.000000 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.114461 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 39 components and 0.114461 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=0.021248Jy sigma=0.629800 ! Fit after self-cal, rms=0.021261Jy sigma=0.629546 ! 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=0.021261Jy sigma=0.629546 ! Fit after self-cal, rms=0.021240Jy sigma=0.629312 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.181 mas, bmaj=7.053 mas, bpa=23.79 degrees ! Estimated noise=0.655566 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000187585 Jy ! Component: 100 - total flux cleaned = -0.000226327 Jy ! Component: 150 - total flux cleaned = -0.00028074 Jy ! Component: 200 - total flux cleaned = -0.000314355 Jy ! Total flux subtracted in 200 components = -0.000314355 Jy ! Clean residual min=-0.001735 max=0.001582 Jy/beam ! Clean residual mean=-0.000000 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.114147 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 42 components and 0.114147 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=0.021197Jy sigma=0.628088 ! Fit after self-cal, rms=0.021197Jy sigma=0.628056 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 = -4.76129e-05 Jy ! Component: 100 - total flux cleaned = -7.78689e-05 Jy ! Component: 150 - total flux cleaned = -9.22457e-05 Jy ! Component: 200 - total flux cleaned = -0.000118956 Jy ! Total flux subtracted in 200 components = -0.000118956 Jy ! Clean residual min=-0.001680 max=0.001583 Jy/beam ! Clean residual mean=-0.000000 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.114028 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 47 components and 0.114028 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=0.021171Jy sigma=0.627474 ! Fit after self-cal, rms=0.021171Jy sigma=0.627455 ! 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=0.021171Jy sigma=0.627455 ! Fit after self-cal, rms=0.021173Jy sigma=0.627281 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.179 mas, bmaj=7.057 mas, bpa=23.8 degrees ! Estimated noise=0.654806 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000272819 Jy ! Component: 100 - total flux cleaned = -0.00031376 Jy ! Component: 150 - total flux cleaned = -0.000351184 Jy ! Component: 200 - total flux cleaned = -0.000362684 Jy ! Total flux subtracted in 200 components = -0.000362684 Jy ! Clean residual min=-0.001624 max=0.001565 Jy/beam ! Clean residual mean=0.000000 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.113665 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 48 components and 0.113665 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=0.021152Jy sigma=0.626701 ! Fit after self-cal, rms=0.021152Jy sigma=0.626690 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 = -2.26957e-05 Jy ! Component: 100 - total flux cleaned = -4.39688e-05 Jy ! Component: 150 - total flux cleaned = -5.375e-05 Jy ! Component: 200 - total flux cleaned = -6.31208e-05 Jy ! Total flux subtracted in 200 components = -6.31208e-05 Jy ! Clean residual min=-0.001610 max=0.001562 Jy/beam ! Clean residual mean=0.000000 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.113602 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 48 components and 0.113602 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=0.021139Jy sigma=0.626426 ! Fit after self-cal, rms=0.021139Jy sigma=0.626419 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.021139Jy sigma=0.626419 ! Fit after self-cal, rms=0.021154Jy sigma=0.626312 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.995 mas, bmaj=8.3 mas, bpa=14.21 degrees ! Estimated noise=0.718088 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.09779e-05 Jy ! Component: 100 - total flux cleaned = -3.85704e-05 Jy ! Component: 150 - total flux cleaned = -3.21692e-05 Jy ! Component: 200 - total flux cleaned = -3.80985e-05 Jy ! Total flux subtracted in 200 components = -3.80985e-05 Jy ! Clean residual min=-0.001448 max=0.001502 Jy/beam ! Clean residual mean=-0.000000 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.113564 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 51 components and 0.113564 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=0.021148Jy sigma=0.626115 ! Fit after self-cal, rms=0.021148Jy sigma=0.626096 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 = -3.32305e-05 Jy ! Component: 100 - total flux cleaned = -2.73922e-05 Jy ! Component: 150 - total flux cleaned = -3.1641e-05 Jy ! Component: 200 - total flux cleaned = -4.01644e-05 Jy ! Total flux subtracted in 200 components = -4.01644e-05 Jy ! Clean residual min=-0.001449 max=0.001498 Jy/beam ! Clean residual mean=-0.000000 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.113524 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 57 components and 0.113524 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=0.021144Jy sigma=0.626056 ! Fit after self-cal, rms=0.021145Jy sigma=0.626051 ! 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=2.178 mas, bmaj=7.062 mas, bpa=23.81 degrees ! Estimated noise=0.654376 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.178 x 7.062 at 23.81 degrees (North through East) ! Clean map min=-0.0015364 max=0.10742 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=1.749 mas, bmaj=6.918 mas, bpa=25.58 degrees ! Estimated noise=0.857956 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0845716 Jy ! Component: 100 - total flux cleaned = 0.103037 Jy ! Component: 150 - total flux cleaned = 0.107288 Jy ! Component: 200 - total flux cleaned = 0.109204 Jy ! Total flux subtracted in 200 components = 0.109204 Jy ! Clean residual min=-0.002318 max=0.002238 Jy/beam ! Clean residual mean=0.000001 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.109204 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.109204 Jy ! Inverting map and beam ! Estimated beam: bmin=2.178 mas, bmaj=7.062 mas, bpa=23.81 degrees ! Estimated noise=0.654376 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 = 0.00150843 Jy ! Component: 100 - total flux cleaned = 0.00245403 Jy ! Component: 150 - total flux cleaned = 0.00280447 Jy ! Component: 200 - total flux cleaned = 0.00306292 Jy ! Total flux subtracted in 200 components = 0.00306292 Jy ! Clean residual min=-0.001569 max=0.001580 Jy/beam ! Clean residual mean=0.000001 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.112267 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 44 components and 0.112267 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.995 mas, bmaj=8.3 mas, bpa=14.21 degrees ! Estimated noise=0.718088 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000572511 Jy ! Component: 100 - total flux cleaned = 0.00073887 Jy ! Component: 150 - total flux cleaned = 0.000797646 Jy ! Component: 200 - total flux cleaned = 0.000829613 Jy ! Total flux subtracted in 200 components = 0.000829613 Jy ! Clean residual min=-0.001607 max=0.001475 Jy/beam ! Clean residual mean=0.000000 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.113096 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 = 2.09651e-05 Jy ! Component: 100 - total flux cleaned = 3.34707e-05 Jy ! Component: 150 - total flux cleaned = 4.56315e-05 Jy ! Component: 200 - total flux cleaned = 5.67585e-05 Jy ! Total flux subtracted in 200 components = 5.67585e-05 Jy ! Clean residual min=-0.001572 max=0.001480 Jy/beam ! Clean residual mean=0.000000 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.113153 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 58 components and 0.113153 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.178 mas, bmaj=7.062 mas, bpa=23.81 degrees ! Estimated noise=0.654376 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0001181 Jy ! Component: 100 - total flux cleaned = -0.000203867 Jy ! Component: 150 - total flux cleaned = -0.000225432 Jy ! Component: 200 - total flux cleaned = -0.000245783 Jy ! Total flux subtracted in 200 components = -0.000245783 Jy ! Clean residual min=-0.001557 max=0.001505 Jy/beam ! Clean residual mean=0.000000 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.112907 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 70 components and 0.112907 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=0.021165Jy sigma=0.626735 ! Fit after self-cal, rms=0.021161Jy sigma=0.626691 wmodel J1537-0920_C_map.mod ! Writing 70 model components to file: J1537-0920_C_map.mod wobs J1537-0920_C_uvs.fits ! Writing UV FITS file: J1537-0920_C_uvs.fits wwins J1537-0920_C_map.win ! wwins: Wrote 1 windows to J1537-0920_C_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 = 0.000166135 Jy ! Component: 100 - total flux cleaned = 0.000268651 Jy ! Component: 150 - total flux cleaned = 0.000342112 Jy ! Component: 200 - total flux cleaned = 0.000458505 Jy ! Component: 250 - total flux cleaned = 0.000592077 Jy ! Component: 300 - total flux cleaned = 0.000549075 Jy ! Component: 350 - total flux cleaned = 0.000445447 Jy ! Component: 400 - total flux cleaned = 0.000405679 Jy ! Component: 450 - total flux cleaned = 0.000347534 Jy ! Component: 500 - total flux cleaned = 0.000214741 Jy ! Component: 550 - total flux cleaned = 0.000122141 Jy ! Component: 600 - total flux cleaned = 4.99248e-05 Jy ! Component: 650 - total flux cleaned = 1.42996e-05 Jy ! Component: 700 - total flux cleaned = -5.43715e-05 Jy ! Component: 750 - total flux cleaned = -8.76717e-05 Jy ! Component: 800 - total flux cleaned = -0.000153397 Jy ! Component: 850 - total flux cleaned = -0.000217603 Jy ! Component: 900 - total flux cleaned = -0.000280294 Jy ! Component: 950 - total flux cleaned = -0.000357175 Jy ! Component: 1000 - total flux cleaned = -0.00041717 Jy ! Component: 1050 - total flux cleaned = -0.000475783 Jy ! Component: 1100 - total flux cleaned = -0.000475515 Jy ! Component: 1150 - total flux cleaned = -0.000447077 Jy ! Component: 1200 - total flux cleaned = -0.000461493 Jy ! Component: 1250 - total flux cleaned = -0.000489353 Jy ! Component: 1300 - total flux cleaned = -0.000516407 Jy ! Component: 1350 - total flux cleaned = -0.000502772 Jy ! Component: 1400 - total flux cleaned = -0.000476137 Jy ! Component: 1450 - total flux cleaned = -0.000476174 Jy ! Component: 1500 - total flux cleaned = -0.000475952 Jy ! Component: 1550 - total flux cleaned = -0.000450788 Jy ! Component: 1600 - total flux cleaned = -0.000463351 Jy ! Component: 1650 - total flux cleaned = -0.000463482 Jy ! Component: 1700 - total flux cleaned = -0.000451226 Jy ! Component: 1750 - total flux cleaned = -0.000415244 Jy ! Component: 1800 - total flux cleaned = -0.000450877 Jy ! Component: 1850 - total flux cleaned = -0.000403469 Jy ! Component: 1900 - total flux cleaned = -0.000380149 Jy ! Component: 1950 - total flux cleaned = -0.000357156 Jy ! Component: 2000 - total flux cleaned = -0.000300512 Jy ! Component: 2050 - total flux cleaned = -0.000289347 Jy ! Component: 2100 - total flux cleaned = -0.000244986 Jy ! Component: 2150 - total flux cleaned = -0.000190339 Jy ! Component: 2200 - total flux cleaned = -0.000179601 Jy ! Component: 2250 - total flux cleaned = -0.000158346 Jy ! Component: 2300 - total flux cleaned = -0.000158377 Jy ! Component: 2350 - total flux cleaned = -0.000137461 Jy ! Component: 2400 - total flux cleaned = -0.00011671 Jy ! Component: 2450 - total flux cleaned = -6.53555e-05 Jy ! Component: 2500 - total flux cleaned = -3.50451e-05 Jy ! Component: 2550 - total flux cleaned = 5.07993e-06 Jy ! Component: 2600 - total flux cleaned = -4.93187e-06 Jy ! Component: 2650 - total flux cleaned = 4.44553e-05 Jy ! Component: 2700 - total flux cleaned = 5.4224e-05 Jy ! Component: 2750 - total flux cleaned = 0.000102565 Jy ! Component: 2800 - total flux cleaned = 0.000131291 Jy ! Component: 2850 - total flux cleaned = 0.000178649 Jy ! Component: 2900 - total flux cleaned = 0.000206911 Jy ! Component: 2950 - total flux cleaned = 0.000244368 Jy ! Component: 3000 - total flux cleaned = 0.000290718 Jy ! Component: 3050 - total flux cleaned = 0.000318307 Jy ! Component: 3100 - total flux cleaned = 0.00037315 Jy ! Component: 3150 - total flux cleaned = 0.000427474 Jy ! Component: 3200 - total flux cleaned = 0.000472471 Jy ! Component: 3250 - total flux cleaned = 0.000499321 Jy ! Component: 3300 - total flux cleaned = 0.000570252 Jy ! Component: 3350 - total flux cleaned = 0.000570341 Jy ! Component: 3400 - total flux cleaned = 0.000631534 Jy ! Component: 3450 - total flux cleaned = 0.000657547 Jy ! Component: 3500 - total flux cleaned = 0.000691987 Jy ! Component: 3550 - total flux cleaned = 0.000717674 Jy ! Component: 3600 - total flux cleaned = 0.000751721 Jy ! Component: 3650 - total flux cleaned = 0.000793989 Jy ! Component: 3700 - total flux cleaned = 0.000844374 Jy ! Component: 3750 - total flux cleaned = 0.000886109 Jy ! Component: 3800 - total flux cleaned = 0.000927485 Jy ! Component: 3850 - total flux cleaned = 0.000968596 Jy ! Component: 3900 - total flux cleaned = 0.00100948 Jy ! Component: 3950 - total flux cleaned = 0.00103391 Jy ! Component: 4000 - total flux cleaned = 0.00108242 Jy ! Component: 4050 - total flux cleaned = 0.00109853 Jy ! Total flux subtracted in 4096 components = 0.00117056 Jy ! Clean residual min=-0.000422 max=0.000453 Jy/beam ! Clean residual mean=-0.000000 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.114078 Jy keep ! Adding 251 model components to the UV plane model. ! The established model now contains 321 components and 0.114078 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1537-0920_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.178 x 7.062 at 23.81 degrees (North through East) ! Clean map min=-0.0014637 max=0.10764 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1537-0920_C_map.fits wmodel /vlbi/sb072/temp_maps//J1537-0920_C_map.mod ! Writing 321 model components to file: /vlbi/sb072/temp_maps//J1537-0920_C_map.mod wobs /vlbi/sb072/temp_maps//J1537-0920_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1537-0920_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1537-0920_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1537-0920_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.107636 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000146126 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.407276 0.407276 0.814552 1.6291 3.25821 6.51642 13.0328 26.0657 52.1313 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.107 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 736.601 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1537-0920_C_dfm.log closed on Tue Mar 5 23:16:17 2019