! Started logfile: /vlbi/sb072/temp_maps//J2221-2240_C_dfm.log on Fri Jan 25 19:56:16 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//J2221-2240_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J2221-2240_C_uva.fits ! AN table 1: 5 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2221-2240 ! ! 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 1120 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 J2221-2240_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. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.000646Jy sigma=29.476353 ! Fit after self-cal, rms=0.980043Jy sigma=28.947670 ! 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=1.132 mas, bmaj=3.377 mas, bpa=-3.108 degrees ! Estimated noise=0.931707 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 = 0.0142758 Jy ! Component: 100 - total flux cleaned = 0.0177694 Jy ! Total flux subtracted in 100 components = 0.0177694 Jy ! Clean residual min=-0.002964 max=0.003084 Jy/beam ! Clean residual mean=0.000002 rms=0.000741 Jy/beam ! Combined flux in latest and established models = 0.0177694 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0177694 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=0.035221Jy sigma=0.813174 ! Fit after self-cal, rms=0.033523Jy sigma=0.751847 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00386134 Jy ! Component: 100 - total flux cleaned = 0.00534143 Jy ! Total flux subtracted in 100 components = 0.00534143 Jy ! Clean residual min=-0.002702 max=0.002937 Jy/beam ! Clean residual mean=0.000001 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.0231108 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 21 components and 0.0231108 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=0.032857Jy sigma=0.739411 ! Fit after self-cal, rms=0.032844Jy sigma=0.739300 ! 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=1.285 mas, bmaj=3.727 mas, bpa=-2.733 degrees ! Estimated noise=0.776441 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 = 0.00145219 Jy ! Component: 100 - total flux cleaned = 0.00217954 Jy ! Component: 150 - total flux cleaned = 0.00234546 Jy ! Component: 200 - total flux cleaned = 0.00240541 Jy ! Total flux subtracted in 200 components = 0.00240541 Jy ! Clean residual min=-0.002853 max=0.003032 Jy/beam ! Clean residual mean=0.000001 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 0.0255162 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 27 components and 0.0255162 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=0.032723Jy sigma=0.738533 ! Fit after self-cal, rms=0.032693Jy sigma=0.738408 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.285 x 3.727 at -2.733 degrees (North through East) ! Clean map min=-0.0026906 max=0.02212 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* HN 0.44 LA 0.77 MK 1.02 ! NL 0.83 OV 0.85 PT 1.24 SC 1.12 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* HN 0.39 LA 0.77 MK 0.99 ! NL 1.04 OV 1.28 PT 1.47 SC 1.12 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.74 LA 1.11 MK 1.16 ! NL 1.02 OV 1.25 PT 0.94 SC 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.05 LA 1.15 MK 0.85 ! NL 1.08 OV 1.07 PT 0.87 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.19 HN 0.90 LA 0.77 MK 0.91 ! NL 1.20 OV 1.18 PT 0.99 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 0.91 LA 0.89 MK 1.11 ! NL 1.57 OV 1.55 PT 1.00 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.14 HN 1.09 LA 0.73 MK 1.18 ! NL 1.21 OV 1.06 PT 0.91 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.18 HN 1.29 LA 0.85 MK 1.24 ! NL 1.10 OV 1.14 PT 0.83 SC 1.01 ! ! ! Fit before self-cal, rms=0.032693Jy sigma=0.738408 ! Fit after self-cal, rms=0.028407Jy sigma=0.703171 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.296 mas, bmaj=3.787 mas, bpa=-2.913 degrees ! Estimated noise=0.776543 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 = -0.000178517 Jy ! Component: 100 - total flux cleaned = -0.000179173 Jy ! Component: 150 - total flux cleaned = -0.000171071 Jy ! Component: 200 - total flux cleaned = -0.000163922 Jy ! Total flux subtracted in 200 components = -0.000163922 Jy ! Clean residual min=-0.002246 max=0.001925 Jy/beam ! Clean residual mean=0.000000 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.0253523 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 36 components and 0.0253523 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=0.028400Jy sigma=0.702949 ! Fit after self-cal, rms=0.028651Jy sigma=0.696340 ! 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=0.028651Jy sigma=0.696340 ! Fit after self-cal, rms=0.030357Jy sigma=0.693464 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.301 mas, bmaj=3.816 mas, bpa=-3.004 degrees ! Estimated noise=0.781556 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000155814 Jy ! Component: 100 - total flux cleaned = -0.000199069 Jy ! Component: 150 - total flux cleaned = -0.000206269 Jy ! Component: 200 - total flux cleaned = -0.000205996 Jy ! Total flux subtracted in 200 components = -0.000205996 Jy ! Clean residual min=-0.002174 max=0.002060 Jy/beam ! Clean residual mean=-0.000000 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.0251463 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 43 components and 0.0251463 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=0.030349Jy sigma=0.693386 ! Fit after self-cal, rms=0.030630Jy sigma=0.691150 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 = -8.89091e-06 Jy ! Component: 100 - total flux cleaned = -6.15157e-05 Jy ! Component: 150 - total flux cleaned = -8.047e-05 Jy ! Component: 200 - total flux cleaned = -8.60764e-05 Jy ! Total flux subtracted in 200 components = -8.60764e-05 Jy ! Clean residual min=-0.001952 max=0.001889 Jy/beam ! Clean residual mean=-0.000001 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.0250602 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 49 components and 0.0250602 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=0.030624Jy sigma=0.691153 ! Fit after self-cal, rms=0.030627Jy sigma=0.691121 ! 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=0.030627Jy sigma=0.691121 ! Fit after self-cal, rms=0.033997Jy sigma=0.690190 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.307 mas, bmaj=3.844 mas, bpa=-3.135 degrees ! Estimated noise=0.787355 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.80072e-05 Jy ! Component: 100 - total flux cleaned = -0.000136374 Jy ! Component: 150 - total flux cleaned = -0.000189603 Jy ! Component: 200 - total flux cleaned = -0.000232442 Jy ! Total flux subtracted in 200 components = -0.000232442 Jy ! Clean residual min=-0.001888 max=0.001873 Jy/beam ! Clean residual mean=-0.000001 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.0248278 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 54 components and 0.0248278 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=0.033985Jy sigma=0.690171 ! Fit after self-cal, rms=0.034179Jy sigma=0.689786 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 = -8.41369e-05 Jy ! Component: 100 - total flux cleaned = -0.000133354 Jy ! Component: 150 - total flux cleaned = -0.000144987 Jy ! Component: 200 - total flux cleaned = -0.000150276 Jy ! Total flux subtracted in 200 components = -0.000150276 Jy ! Clean residual min=-0.001904 max=0.001879 Jy/beam ! Clean residual mean=-0.000001 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.0246775 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 58 components and 0.0246775 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=0.034171Jy sigma=0.689826 ! Fit after self-cal, rms=0.034179Jy sigma=0.689784 ! 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=0.034179Jy sigma=0.689784 ! Fit after self-cal, rms=0.038352Jy sigma=0.689528 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.108 mas, bmaj=7.673 mas, bpa=4.316 degrees ! Estimated noise=1.15379 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000235754 Jy ! Component: 100 - total flux cleaned = -0.000234085 Jy ! Component: 150 - total flux cleaned = -0.000225476 Jy ! Component: 200 - total flux cleaned = -0.000217562 Jy ! Total flux subtracted in 200 components = -0.000217562 Jy ! Clean residual min=-0.002741 max=0.002265 Jy/beam ! Clean residual mean=-0.000003 rms=0.000739 Jy/beam ! Combined flux in latest and established models = 0.0244599 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 63 components and 0.0244599 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=0.038345Jy sigma=0.689767 ! Fit after self-cal, rms=0.038473Jy sigma=0.689517 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 = -0.000185174 Jy ! Component: 100 - total flux cleaned = -0.000185494 Jy ! Component: 150 - total flux cleaned = -0.000171481 Jy ! Component: 200 - total flux cleaned = -0.000159688 Jy ! Total flux subtracted in 200 components = -0.000159688 Jy ! Clean residual min=-0.002731 max=0.002272 Jy/beam ! Clean residual mean=-0.000003 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 0.0243003 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 64 components and 0.0243003 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=0.038468Jy sigma=0.689828 ! Fit after self-cal, rms=0.038481Jy sigma=0.689717 ! 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=1.312 mas, bmaj=3.87 mas, bpa=-3.298 degrees ! Estimated noise=0.791998 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.312 x 3.87 at -3.298 degrees (North through East) ! Clean map min=-0.0018247 max=0.022437 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=1.16 mas, bmaj=3.451 mas, bpa=-3.391 degrees ! Estimated noise=0.974415 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0173934 Jy ! Component: 100 - total flux cleaned = 0.021473 Jy ! Component: 150 - total flux cleaned = 0.0229209 Jy ! Component: 200 - total flux cleaned = 0.0235913 Jy ! Total flux subtracted in 200 components = 0.0235913 Jy ! Clean residual min=-0.002153 max=0.002242 Jy/beam ! Clean residual mean=0.000000 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.0235913 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 0.0235913 Jy ! Inverting map and beam ! Estimated beam: bmin=1.312 mas, bmaj=3.87 mas, bpa=-3.298 degrees ! Estimated noise=0.791998 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 = 0.000584632 Jy ! Component: 100 - total flux cleaned = 0.000696514 Jy ! Component: 150 - total flux cleaned = 0.000769003 Jy ! Component: 200 - total flux cleaned = 0.000841391 Jy ! Total flux subtracted in 200 components = 0.000841391 Jy ! Clean residual min=-0.001931 max=0.001873 Jy/beam ! Clean residual mean=-0.000001 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.0244327 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 24 components and 0.0244327 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=3.108 mas, bmaj=7.673 mas, bpa=4.316 degrees ! Estimated noise=1.15379 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000115834 Jy ! Component: 100 - total flux cleaned = -9.71274e-05 Jy ! Component: 150 - total flux cleaned = -8.28461e-05 Jy ! Component: 200 - total flux cleaned = -7.08137e-05 Jy ! Total flux subtracted in 200 components = -7.08137e-05 Jy ! Clean residual min=-0.002781 max=0.002291 Jy/beam ! Clean residual mean=-0.000003 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.0243619 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 = 1.0986e-05 Jy ! Component: 100 - total flux cleaned = 2.07712e-05 Jy ! Component: 150 - total flux cleaned = 2.05502e-05 Jy ! Component: 200 - total flux cleaned = 2.89159e-05 Jy ! Total flux subtracted in 200 components = 2.89159e-05 Jy ! Clean residual min=-0.002731 max=0.002277 Jy/beam ! Clean residual mean=-0.000003 rms=0.000738 Jy/beam ! Combined flux in latest and established models = 0.0243908 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 32 components and 0.0243908 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.312 mas, bmaj=3.87 mas, bpa=-3.298 degrees ! Estimated noise=0.791998 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000103683 Jy ! Component: 100 - total flux cleaned = 9.25105e-05 Jy ! Component: 150 - total flux cleaned = 8.46776e-05 Jy ! Component: 200 - total flux cleaned = 9.14298e-05 Jy ! Total flux subtracted in 200 components = 9.14298e-05 Jy ! Clean residual min=-0.001930 max=0.001925 Jy/beam ! Clean residual mean=-0.000001 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.0244822 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 42 components and 0.0244822 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=0.038472Jy sigma=0.689785 ! Fit after self-cal, rms=0.038479Jy sigma=0.689587 wmodel J2221-2240_C_map.mod ! Writing 42 model components to file: J2221-2240_C_map.mod wobs J2221-2240_C_uvs.fits ! Writing UV FITS file: J2221-2240_C_uvs.fits wwins J2221-2240_C_map.win ! wwins: Wrote 1 windows to J2221-2240_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 = 6.82643e-05 Jy ! Component: 100 - total flux cleaned = 0.000291804 Jy ! Component: 150 - total flux cleaned = 0.000503591 Jy ! Component: 200 - total flux cleaned = 0.000761222 Jy ! Component: 250 - total flux cleaned = 0.00100843 Jy ! Component: 300 - total flux cleaned = 0.00130121 Jy ! Component: 350 - total flux cleaned = 0.00153307 Jy ! Component: 400 - total flux cleaned = 0.00178354 Jy ! Component: 450 - total flux cleaned = 0.00207487 Jy ! Component: 500 - total flux cleaned = 0.00233415 Jy ! Component: 550 - total flux cleaned = 0.0025871 Jy ! Component: 600 - total flux cleaned = 0.00276688 Jy ! Component: 650 - total flux cleaned = 0.0030069 Jy ! Component: 700 - total flux cleaned = 0.00309177 Jy ! Component: 750 - total flux cleaned = 0.00327861 Jy ! Component: 800 - total flux cleaned = 0.00342086 Jy ! Component: 850 - total flux cleaned = 0.003639 Jy ! Component: 900 - total flux cleaned = 0.00375533 Jy ! Component: 950 - total flux cleaned = 0.0039454 Jy ! Component: 1000 - total flux cleaned = 0.00409426 Jy ! Component: 1050 - total flux cleaned = 0.00422225 Jy ! Component: 1100 - total flux cleaned = 0.00434764 Jy ! Component: 1150 - total flux cleaned = 0.00447047 Jy ! Component: 1200 - total flux cleaned = 0.00457362 Jy ! Component: 1250 - total flux cleaned = 0.00465854 Jy ! Component: 1300 - total flux cleaned = 0.00484206 Jy ! Component: 1350 - total flux cleaned = 0.00490751 Jy ! Component: 1400 - total flux cleaned = 0.00508521 Jy ! Component: 1450 - total flux cleaned = 0.00521233 Jy ! Component: 1500 - total flux cleaned = 0.00529017 Jy ! Component: 1550 - total flux cleaned = 0.00542915 Jy ! Component: 1600 - total flux cleaned = 0.0055204 Jy ! Component: 1650 - total flux cleaned = 0.00562522 Jy ! Component: 1700 - total flux cleaned = 0.00571386 Jy ! Component: 1750 - total flux cleaned = 0.00580138 Jy ! Component: 1800 - total flux cleaned = 0.00584466 Jy ! Component: 1850 - total flux cleaned = 0.0059583 Jy ! Component: 1900 - total flux cleaned = 0.00598609 Jy ! Component: 1950 - total flux cleaned = 0.00599979 Jy ! Component: 2000 - total flux cleaned = 0.00602742 Jy ! Component: 2050 - total flux cleaned = 0.00614887 Jy ! Component: 2100 - total flux cleaned = 0.00616187 Jy ! Component: 2150 - total flux cleaned = 0.00620163 Jy ! Component: 2200 - total flux cleaned = 0.00625415 Jy ! Component: 2250 - total flux cleaned = 0.006345 Jy ! Component: 2300 - total flux cleaned = 0.00640912 Jy ! Component: 2350 - total flux cleaned = 0.00649831 Jy ! Component: 2400 - total flux cleaned = 0.00654868 Jy ! Component: 2450 - total flux cleaned = 0.00664865 Jy ! Component: 2500 - total flux cleaned = 0.00673542 Jy ! Component: 2550 - total flux cleaned = 0.00679679 Jy ! Component: 2600 - total flux cleaned = 0.0068578 Jy ! Component: 2650 - total flux cleaned = 0.00688196 Jy ! Component: 2700 - total flux cleaned = 0.0069661 Jy ! Component: 2750 - total flux cleaned = 0.00701394 Jy ! Component: 2800 - total flux cleaned = 0.00710881 Jy ! Component: 2850 - total flux cleaned = 0.00715604 Jy ! Component: 2900 - total flux cleaned = 0.00721459 Jy ! Component: 2950 - total flux cleaned = 0.00726107 Jy ! Component: 3000 - total flux cleaned = 0.00730736 Jy ! Component: 3050 - total flux cleaned = 0.00736479 Jy ! Component: 3100 - total flux cleaned = 0.00736477 Jy ! Component: 3150 - total flux cleaned = 0.00744434 Jy ! Component: 3200 - total flux cleaned = 0.00750084 Jy ! Component: 3250 - total flux cleaned = 0.0075458 Jy ! Component: 3300 - total flux cleaned = 0.00755697 Jy ! Component: 3350 - total flux cleaned = 0.00759055 Jy ! Component: 3400 - total flux cleaned = 0.00765717 Jy ! Component: 3450 - total flux cleaned = 0.00767933 Jy ! Component: 3500 - total flux cleaned = 0.00775643 Jy ! Component: 3550 - total flux cleaned = 0.00775644 Jy ! Component: 3600 - total flux cleaned = 0.00781106 Jy ! Component: 3650 - total flux cleaned = 0.00782195 Jy ! Component: 3700 - total flux cleaned = 0.0078653 Jy ! Component: 3750 - total flux cleaned = 0.0078545 Jy ! Component: 3800 - total flux cleaned = 0.00786528 Jy ! Component: 3850 - total flux cleaned = 0.00791902 Jy ! Component: 3900 - total flux cleaned = 0.00792969 Jy ! Component: 3950 - total flux cleaned = 0.00794034 Jy ! Component: 4000 - total flux cleaned = 0.00795105 Jy ! Component: 4050 - total flux cleaned = 0.00796167 Jy ! Total flux subtracted in 4096 components = 0.00798299 Jy ! Clean residual min=-0.000736 max=0.000612 Jy/beam ! Clean residual mean=0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0324652 Jy keep ! Adding 275 model components to the UV plane model. ! The established model now contains 317 components and 0.0324652 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J2221-2240_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.312 x 3.87 at -3.298 degrees (North through East) ! Clean map min=-0.0010735 max=0.022209 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J2221-2240_C_map.fits wmodel /vlbi/sb072/temp_maps//J2221-2240_C_map.mod ! Writing 317 model components to file: /vlbi/sb072/temp_maps//J2221-2240_C_map.mod wobs /vlbi/sb072/temp_maps//J2221-2240_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J2221-2240_C_uvs.fits wwins /vlbi/sb072/temp_maps//J2221-2240_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J2221-2240_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0222094 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000172267 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.32694 2.32694 4.65387 9.30775 18.6155 37.231 74.462 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.022 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 128.924 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J2221-2240_C_dfm.log closed on Fri Jan 25 19:56:20 2019