! Started logfile: /vlbi/sb072/temp_maps//J1612-0557_X_dfm.log on Fri Jan 25 19:38:05 2019 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 /vlbi/sb072/temp_maps//J1612-0557_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1612-0557_X_uva.fits ! AN table 1: 23 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1612-0557 ! ! 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 5152 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 J1612-0557_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=0.999725Jy sigma=38.036023 ! Fit after self-cal, rms=0.990940Jy sigma=37.737197 ! 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=0.953 mas, bmaj=4.211 mas, bpa=22.05 degrees ! Estimated noise=0.586391 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 = 0.00613446 Jy ! Component: 100 - total flux cleaned = 0.00785403 Jy ! Total flux subtracted in 100 components = 0.00785403 Jy ! Clean residual min=-0.001619 max=0.001982 Jy/beam ! Clean residual mean=-0.000002 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.00785403 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.00785403 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=0.022756Jy sigma=0.768546 ! Fit after self-cal, rms=0.021641Jy sigma=0.723114 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00334844 Jy ! Component: 100 - total flux cleaned = 0.00484413 Jy ! Total flux subtracted in 100 components = 0.00484413 Jy ! Clean residual min=-0.001683 max=0.001771 Jy/beam ! Clean residual mean=-0.000002 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.0126982 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 21 components and 0.0126982 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=0.020921Jy sigma=0.698974 ! Fit after self-cal, rms=0.020896Jy sigma=0.698331 ! 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=1.164 mas, bmaj=4.034 mas, bpa=21.13 degrees ! Estimated noise=0.264332 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 = 0.00168074 Jy ! Component: 100 - total flux cleaned = 0.00272734 Jy ! Component: 150 - total flux cleaned = 0.00347608 Jy ! Component: 200 - total flux cleaned = 0.00403201 Jy ! Total flux subtracted in 200 components = 0.00403201 Jy ! Clean residual min=-0.001270 max=0.001442 Jy/beam ! Clean residual mean=-0.000003 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.0167302 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 42 components and 0.0167302 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=0.020701Jy sigma=0.693005 ! Fit after self-cal, rms=0.020664Jy sigma=0.692359 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.164 x 4.034 at 21.13 degrees (North through East) ! Clean map min=-0.0013209 max=0.011489 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.17 KP 1.11 LA 0.93 ! NL 1.11 OV 1.09 PT 0.79 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.10 KP 0.97 LA 1.10 ! NL 1.06 OV 1.29 PT 0.70 SC 1.15 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.19 KP 1.35 LA 0.84 ! NL 1.06 OV 1.28 PT 0.65 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.24 KP 1.34 LA 0.81 ! NL 1.06 OV 1.19 PT 0.89 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.96 KP 0.76 LA 0.91 ! NL 1.03 OV 1.34 PT 0.70 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 1.09 KP 0.68 LA 0.91 ! NL 1.08 OV 1.54 PT 0.70 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.28 KP 1.22 LA 0.77 ! NL 1.26 OV 1.29 PT 0.70 SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.31 KP 1.64 LA 0.85 ! NL 1.20 OV 1.33 PT 0.55 SC 0.92 ! ! ! Fit before self-cal, rms=0.020664Jy sigma=0.692359 ! Fit after self-cal, rms=0.018832Jy sigma=0.678704 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.17 mas, bmaj=4.148 mas, bpa=21.62 degrees ! Estimated noise=0.265607 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 = -5.91498e-05 Jy ! Component: 100 - total flux cleaned = -5.89033e-05 Jy ! Component: 150 - total flux cleaned = -5.99788e-05 Jy ! Component: 200 - total flux cleaned = -4.46701e-05 Jy ! Total flux subtracted in 200 components = -4.46701e-05 Jy ! Clean residual min=-0.000597 max=0.000583 Jy/beam ! Clean residual mean=0.000000 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.0166855 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 57 components and 0.0166855 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=0.018820Jy sigma=0.678323 ! Fit after self-cal, rms=0.018920Jy sigma=0.674327 ! 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=0.018920Jy sigma=0.674327 ! Fit after self-cal, rms=0.019846Jy sigma=0.673262 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.172 mas, bmaj=4.186 mas, bpa=21.65 degrees ! Estimated noise=0.271972 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.23462e-06 Jy ! Component: 100 - total flux cleaned = 6.67502e-05 Jy ! Component: 150 - total flux cleaned = 0.000100876 Jy ! Component: 200 - total flux cleaned = 0.000131072 Jy ! Total flux subtracted in 200 components = 0.000131072 Jy ! Clean residual min=-0.000643 max=0.000677 Jy/beam ! Clean residual mean=0.000000 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.0168166 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 61 components and 0.0168166 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=0.019835Jy sigma=0.672987 ! Fit after self-cal, rms=0.019941Jy sigma=0.672381 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 = 0.000106114 Jy ! Component: 100 - total flux cleaned = 0.000136356 Jy ! Component: 150 - total flux cleaned = 0.000149918 Jy ! Component: 200 - total flux cleaned = 0.000156086 Jy ! Total flux subtracted in 200 components = 0.000156086 Jy ! Clean residual min=-0.000670 max=0.000682 Jy/beam ! Clean residual mean=0.000000 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.0169727 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 67 components and 0.0169727 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=0.019935Jy sigma=0.672237 ! Fit after self-cal, rms=0.019942Jy sigma=0.672215 ! 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=0.019942Jy sigma=0.672215 ! Fit after self-cal, rms=0.020705Jy sigma=0.672004 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.172 mas, bmaj=4.186 mas, bpa=21.62 degrees ! Estimated noise=0.277616 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.91002e-05 Jy ! Component: 100 - total flux cleaned = 0.000105141 Jy ! Component: 150 - total flux cleaned = 0.000138583 Jy ! Component: 200 - total flux cleaned = 0.000173539 Jy ! Total flux subtracted in 200 components = 0.000173539 Jy ! Clean residual min=-0.000669 max=0.000746 Jy/beam ! Clean residual mean=0.000000 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.0171462 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 70 components and 0.0171462 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=0.020698Jy sigma=0.671846 ! Fit after self-cal, rms=0.020743Jy sigma=0.671662 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 = 5.34767e-05 Jy ! Component: 100 - total flux cleaned = 7.10172e-05 Jy ! Component: 150 - total flux cleaned = 7.08592e-05 Jy ! Component: 200 - total flux cleaned = 7.56802e-05 Jy ! Total flux subtracted in 200 components = 7.56802e-05 Jy ! Clean residual min=-0.000708 max=0.000734 Jy/beam ! Clean residual mean=0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0172219 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 71 components and 0.0172219 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=0.020739Jy sigma=0.671581 ! Fit after self-cal, rms=0.020743Jy sigma=0.671564 ! 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=0.020743Jy sigma=0.671564 ! Fit after self-cal, rms=0.021261Jy sigma=0.671474 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.659 mas, bmaj=4.371 mas, bpa=11.2 degrees ! Estimated noise=0.318291 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.73823e-05 Jy ! Component: 100 - total flux cleaned = 0.00011672 Jy ! Component: 150 - total flux cleaned = 0.000120612 Jy ! Component: 200 - total flux cleaned = 0.000120639 Jy ! Total flux subtracted in 200 components = 0.000120639 Jy ! Clean residual min=-0.000798 max=0.000757 Jy/beam ! Clean residual mean=0.000000 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0173425 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 87 components and 0.0173425 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=0.021259Jy sigma=0.671413 ! Fit after self-cal, rms=0.021281Jy sigma=0.671370 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 = -1.58527e-05 Jy ! Component: 100 - total flux cleaned = -1.60443e-05 Jy ! Component: 150 - total flux cleaned = -1.34482e-05 Jy ! Component: 200 - total flux cleaned = -1.12026e-05 Jy ! Total flux subtracted in 200 components = -1.12026e-05 Jy ! Clean residual min=-0.000807 max=0.000729 Jy/beam ! Clean residual mean=0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0173313 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 95 components and 0.0173313 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=0.021280Jy sigma=0.671340 ! Fit after self-cal, rms=0.021282Jy sigma=0.671323 ! 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=1.17 mas, bmaj=4.185 mas, bpa=21.58 degrees ! Estimated noise=0.282463 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.17 x 4.185 at 21.58 degrees (North through East) ! Clean map min=-0.00083785 max=0.011796 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=0.9537 mas, bmaj=4.325 mas, bpa=22.44 degrees ! Estimated noise=0.63411 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00914329 Jy ! Component: 100 - total flux cleaned = 0.0118627 Jy ! Component: 150 - total flux cleaned = 0.0135367 Jy ! Component: 200 - total flux cleaned = 0.0145772 Jy ! Total flux subtracted in 200 components = 0.0145772 Jy ! Clean residual min=-0.001481 max=0.001567 Jy/beam ! Clean residual mean=-0.000001 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.0145772 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.0145772 Jy ! Inverting map and beam ! Estimated beam: bmin=1.17 mas, bmaj=4.185 mas, bpa=21.58 degrees ! Estimated noise=0.282463 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 = 0.00134849 Jy ! Component: 100 - total flux cleaned = 0.00171698 Jy ! Component: 150 - total flux cleaned = 0.00197587 Jy ! Component: 200 - total flux cleaned = 0.00219639 Jy ! Total flux subtracted in 200 components = 0.00219639 Jy ! Clean residual min=-0.000819 max=0.000798 Jy/beam ! Clean residual mean=-0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0167736 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 39 components and 0.0167736 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=2.659 mas, bmaj=4.371 mas, bpa=11.2 degrees ! Estimated noise=0.318291 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000274093 Jy ! Component: 100 - total flux cleaned = 0.000349052 Jy ! Component: 150 - total flux cleaned = 0.000405626 Jy ! Component: 200 - total flux cleaned = 0.000433737 Jy ! Total flux subtracted in 200 components = 0.000433737 Jy ! Clean residual min=-0.000768 max=0.000714 Jy/beam ! Clean residual mean=0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0172074 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 = 1.95324e-05 Jy ! Component: 100 - total flux cleaned = 3.78557e-05 Jy ! Component: 150 - total flux cleaned = 4.66044e-05 Jy ! Component: 200 - total flux cleaned = 5.49837e-05 Jy ! Total flux subtracted in 200 components = 5.49837e-05 Jy ! Clean residual min=-0.000757 max=0.000714 Jy/beam ! Clean residual mean=0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0172624 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 61 components and 0.0172624 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.17 mas, bmaj=4.185 mas, bpa=21.58 degrees ! Estimated noise=0.282463 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.66377e-05 Jy ! Component: 100 - total flux cleaned = 5.93754e-06 Jy ! Component: 150 - total flux cleaned = 2.44208e-05 Jy ! Component: 200 - total flux cleaned = 4.10434e-05 Jy ! Total flux subtracted in 200 components = 4.10434e-05 Jy ! Clean residual min=-0.000755 max=0.000745 Jy/beam ! Clean residual mean=0.000000 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0173034 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 69 components and 0.0173034 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=0.021288Jy sigma=0.671522 ! Fit after self-cal, rms=0.021287Jy sigma=0.671455 wmodel J1612-0557_X_map.mod ! Writing 69 model components to file: J1612-0557_X_map.mod wobs J1612-0557_X_uvs.fits ! Writing UV FITS file: J1612-0557_X_uvs.fits wwins J1612-0557_X_map.win ! wwins: Wrote 1 windows to J1612-0557_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 = 4.3349e-05 Jy ! Component: 100 - total flux cleaned = 5.56368e-05 Jy ! Component: 150 - total flux cleaned = 9.97226e-05 Jy ! Component: 200 - total flux cleaned = 7.89311e-05 Jy ! Component: 250 - total flux cleaned = 0.00011789 Jy ! Component: 300 - total flux cleaned = 0.000117919 Jy ! Component: 350 - total flux cleaned = 0.000118265 Jy ! Component: 400 - total flux cleaned = 0.000144346 Jy ! Component: 450 - total flux cleaned = 0.00015254 Jy ! Component: 500 - total flux cleaned = 0.000160372 Jy ! Component: 550 - total flux cleaned = 0.000152564 Jy ! Component: 600 - total flux cleaned = 0.000145194 Jy ! Component: 650 - total flux cleaned = 0.000137868 Jy ! Component: 700 - total flux cleaned = 0.00011665 Jy ! Component: 750 - total flux cleaned = 0.000109903 Jy ! Component: 800 - total flux cleaned = 0.000103169 Jy ! Component: 850 - total flux cleaned = 9.01136e-05 Jy ! Component: 900 - total flux cleaned = 7.74365e-05 Jy ! Component: 950 - total flux cleaned = 7.11939e-05 Jy ! Component: 1000 - total flux cleaned = 6.50634e-05 Jy ! Component: 1050 - total flux cleaned = 7.08261e-05 Jy ! Component: 1100 - total flux cleaned = 8.2291e-05 Jy ! Component: 1150 - total flux cleaned = 8.21193e-05 Jy ! Component: 1200 - total flux cleaned = 7.09911e-05 Jy ! Component: 1250 - total flux cleaned = 7.10387e-05 Jy ! Component: 1300 - total flux cleaned = 7.63725e-05 Jy ! Component: 1350 - total flux cleaned = 7.10536e-05 Jy ! Component: 1400 - total flux cleaned = 6.58789e-05 Jy ! Component: 1450 - total flux cleaned = 7.59916e-05 Jy ! Component: 1500 - total flux cleaned = 9.09675e-05 Jy ! Component: 1550 - total flux cleaned = 9.096e-05 Jy ! Component: 1600 - total flux cleaned = 0.000129745 Jy ! Component: 1650 - total flux cleaned = 0.000144124 Jy ! Component: 1700 - total flux cleaned = 0.000163016 Jy ! Component: 1750 - total flux cleaned = 0.000186296 Jy ! Component: 1800 - total flux cleaned = 0.000204725 Jy ! Component: 1850 - total flux cleaned = 0.000227511 Jy ! Component: 1900 - total flux cleaned = 0.000254615 Jy ! Component: 1950 - total flux cleaned = 0.000290302 Jy ! Component: 2000 - total flux cleaned = 0.000312393 Jy ! Component: 2050 - total flux cleaned = 0.000338596 Jy ! Component: 2100 - total flux cleaned = 0.000351604 Jy ! Component: 2150 - total flux cleaned = 0.00036874 Jy ! Component: 2200 - total flux cleaned = 0.000389901 Jy ! Component: 2250 - total flux cleaned = 0.000402472 Jy ! Component: 2300 - total flux cleaned = 0.000414968 Jy ! Component: 2350 - total flux cleaned = 0.000423219 Jy ! Component: 2400 - total flux cleaned = 0.000439611 Jy ! Component: 2450 - total flux cleaned = 0.000459894 Jy ! Component: 2500 - total flux cleaned = 0.000484053 Jy ! Component: 2550 - total flux cleaned = 0.000496066 Jy ! Component: 2600 - total flux cleaned = 0.0005199 Jy ! Component: 2650 - total flux cleaned = 0.000543561 Jy ! Component: 2700 - total flux cleaned = 0.000563158 Jy ! Component: 2750 - total flux cleaned = 0.000574879 Jy ! Component: 2800 - total flux cleaned = 0.000602053 Jy ! Component: 2850 - total flux cleaned = 0.000636691 Jy ! Component: 2900 - total flux cleaned = 0.00066343 Jy ! Component: 2950 - total flux cleaned = 0.000686209 Jy ! Component: 3000 - total flux cleaned = 0.000705085 Jy ! Component: 3050 - total flux cleaned = 0.000723888 Jy ! Component: 3100 - total flux cleaned = 0.000746306 Jy ! Component: 3150 - total flux cleaned = 0.000779686 Jy ! Component: 3200 - total flux cleaned = 0.000794446 Jy ! Component: 3250 - total flux cleaned = 0.000820105 Jy ! Component: 3300 - total flux cleaned = 0.000838317 Jy ! Component: 3350 - total flux cleaned = 0.000860061 Jy ! Component: 3400 - total flux cleaned = 0.000874467 Jy ! Component: 3450 - total flux cleaned = 0.000899605 Jy ! Component: 3500 - total flux cleaned = 0.000924592 Jy ! Component: 3550 - total flux cleaned = 0.000935225 Jy ! Component: 3600 - total flux cleaned = 0.000959956 Jy ! Component: 3650 - total flux cleaned = 0.000970501 Jy ! Component: 3700 - total flux cleaned = 0.000995022 Jy ! Component: 3750 - total flux cleaned = 0.00101248 Jy ! Component: 3800 - total flux cleaned = 0.00104024 Jy ! Component: 3850 - total flux cleaned = 0.00105409 Jy ! Component: 3900 - total flux cleaned = 0.00107136 Jy ! Component: 3950 - total flux cleaned = 0.00108514 Jy ! Component: 4000 - total flux cleaned = 0.00111255 Jy ! Component: 4050 - total flux cleaned = 0.00112622 Jy ! Total flux subtracted in 4096 components = 0.00113985 Jy ! Clean residual min=-0.000195 max=0.000190 Jy/beam ! Clean residual mean=0.000000 rms=0.000057 Jy/beam ! Combined flux in latest and established models = 0.0184433 Jy keep ! Adding 256 model components to the UV plane model. ! The established model now contains 325 components and 0.0184432 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1612-0557_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.17 x 4.185 at 21.58 degrees (North through East) ! Clean map min=-0.0007226 max=0.011886 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1612-0557_X_map.fits wmodel /vlbi/sb072/temp_maps//J1612-0557_X_map.mod ! Writing 325 model components to file: /vlbi/sb072/temp_maps//J1612-0557_X_map.mod wobs /vlbi/sb072/temp_maps//J1612-0557_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1612-0557_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1612-0557_X_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1612-0557_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0118859 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.68568e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.43507 1.43507 2.87013 5.74026 11.4805 22.9611 45.9221 91.8442 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.011 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 209.049 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1612-0557_X_dfm.log closed on Fri Jan 25 19:38:09 2019