! Started logfile: .//J0922+5137_C_20180522_dfm.log on Mon Jun 11 08:48:29 2018 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 .//J0922+5137_C_20180522_uva.fits ! Reading UV FITS file: .//J0922+5137_C_20180522_uva.fits ! AN table 1: 24 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.862037 visibilities/baseline/integration-bin. ! Found source: J0922+5137 ! ! 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 94 lines of history. ! ! Reading 7448 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 J0922+5137_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 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.000523Jy sigma=22.707525 ! Fit after self-cal, rms=0.982349Jy sigma=22.303426 ! 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=1.261 mas, bmaj=4.656 mas, bpa=-10.72 degrees ! Estimated noise=0.550553 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 = 0.0118435 Jy ! Component: 100 - total flux cleaned = 0.015371 Jy ! Total flux subtracted in 100 components = 0.015371 Jy ! Clean residual min=-0.001761 max=0.001963 Jy/beam ! Clean residual mean=-0.000001 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.015371 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.015371 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=0.036673Jy sigma=0.748233 ! Fit after self-cal, rms=0.035338Jy sigma=0.715322 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00380826 Jy ! Component: 100 - total flux cleaned = 0.00556435 Jy ! Total flux subtracted in 100 components = 0.00556435 Jy ! Clean residual min=-0.002081 max=0.001739 Jy/beam ! Clean residual mean=-0.000001 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.0209353 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 18 components and 0.0209353 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=0.034584Jy sigma=0.697813 ! Fit after self-cal, rms=0.034588Jy sigma=0.697738 ! 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=1.655 mas, bmaj=4.914 mas, bpa=-11.2 degrees ! Estimated noise=0.371552 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 = 0.00288852 Jy ! Component: 100 - total flux cleaned = 0.00449979 Jy ! Component: 150 - total flux cleaned = 0.00555045 Jy ! Component: 200 - total flux cleaned = 0.006282 Jy ! Total flux subtracted in 200 components = 0.006282 Jy ! Clean residual min=-0.001749 max=0.001921 Jy/beam ! Clean residual mean=-0.000003 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.0272173 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 32 components and 0.0272173 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=0.034326Jy sigma=0.691852 ! Fit after self-cal, rms=0.034330Jy sigma=0.691465 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.655 x 4.914 at -11.2 degrees (North through East) ! Clean map min=-0.001717 max=0.020956 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.73 HN 0.85 KP 0.92 ! LA 1.03 MK 0.76 NL 0.95 OV 0.98 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.74 HN 0.91 KP 0.80 ! LA 1.09 MK 0.94 NL 1.05 OV 1.09 ! PT 0.90 SC 0.81 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.79 HN 0.97 KP 0.90 ! LA 0.92 MK 0.84 NL 0.96 OV 1.11 ! PT 0.77 SC 1.11 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 0.94 KP 0.91 ! LA 0.95 MK 0.92 NL 1.09 OV 1.10 ! PT 0.83 SC 1.16 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 0.86 HN 0.97 KP 0.97 ! LA 1.00 MK 1.02 NL 1.08 OV 1.14 ! PT 0.91 SC 1.16 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.44 FD 0.84 HN 1.06 KP 0.92 ! LA 1.17 MK 1.08 NL 1.38 OV 1.17 ! PT 0.94 SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.96 HN 1.05 KP 0.97 ! LA 1.06 MK 1.00 NL 1.27 OV 1.31 ! PT 0.99 SC 1.28 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 0.88 HN 0.93 KP 0.97 ! LA 1.17 MK 1.10 NL 1.51 OV 1.14 ! PT 0.83 SC 1.32 ! ! ! Fit before self-cal, rms=0.034330Jy sigma=0.691465 ! Fit after self-cal, rms=0.033926Jy sigma=0.682046 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.664 mas, bmaj=4.994 mas, bpa=-11.62 degrees ! Estimated noise=0.367572 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 = 0.000101855 Jy ! Component: 100 - total flux cleaned = 0.00010246 Jy ! Component: 150 - total flux cleaned = 8.99999e-05 Jy ! Component: 200 - total flux cleaned = 5.6885e-05 Jy ! Total flux subtracted in 200 components = 5.6885e-05 Jy ! Clean residual min=-0.001313 max=0.001256 Jy/beam ! Clean residual mean=0.000001 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0272742 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 41 components and 0.0272742 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=0.033912Jy sigma=0.681772 ! Fit after self-cal, rms=0.034007Jy sigma=0.680171 ! Inverting map ! Added new window around map position (-60.9, 21.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103804 Jy ! Component: 100 - total flux cleaned = 0.00110855 Jy ! Component: 150 - total flux cleaned = 0.0010728 Jy ! Component: 200 - total flux cleaned = 0.00104025 Jy ! Total flux subtracted in 200 components = 0.00104025 Jy ! Clean residual min=-0.001267 max=0.001138 Jy/beam ! Clean residual mean=0.000001 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.0283145 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 60 components and 0.0283144 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=0.033957Jy sigma=0.679283 ! Fit after self-cal, rms=0.033950Jy sigma=0.678934 ! 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=0.033950Jy sigma=0.678934 ! Fit after self-cal, rms=0.034024Jy sigma=0.678608 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.644 mas, bmaj=5.014 mas, bpa=-11.67 degrees ! Estimated noise=0.365672 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000498011 Jy ! Component: 100 - total flux cleaned = 0.000522108 Jy ! Component: 150 - total flux cleaned = 0.000488461 Jy ! Component: 200 - total flux cleaned = 0.000442497 Jy ! Total flux subtracted in 200 components = 0.000442497 Jy ! Clean residual min=-0.001176 max=0.001068 Jy/beam ! Clean residual mean=0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0287569 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 70 components and 0.0287569 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=0.033995Jy sigma=0.678145 ! Fit after self-cal, rms=0.034021Jy sigma=0.677968 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 = 0.000218352 Jy ! Component: 100 - total flux cleaned = 0.000187283 Jy ! Component: 150 - total flux cleaned = 0.000144255 Jy ! Component: 200 - total flux cleaned = 9.10765e-05 Jy ! Total flux subtracted in 200 components = 9.10765e-05 Jy ! Clean residual min=-0.001149 max=0.001055 Jy/beam ! Clean residual mean=0.000001 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.028848 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 79 components and 0.028848 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=0.034003Jy sigma=0.677698 ! Fit after self-cal, rms=0.034005Jy sigma=0.677650 ! 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=0.034005Jy sigma=0.677650 ! Fit after self-cal, rms=0.034026Jy sigma=0.677560 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.627 mas, bmaj=5.032 mas, bpa=-11.66 degrees ! Estimated noise=0.364497 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000177046 Jy ! Component: 100 - total flux cleaned = 0.000193911 Jy ! Component: 150 - total flux cleaned = 0.000193822 Jy ! Component: 200 - total flux cleaned = 0.000168163 Jy ! Total flux subtracted in 200 components = 0.000168163 Jy ! Clean residual min=-0.001107 max=0.001040 Jy/beam ! Clean residual mean=0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0290162 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 87 components and 0.0290162 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=0.034010Jy sigma=0.677316 ! Fit after self-cal, rms=0.034037Jy sigma=0.677121 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 = 5.32619e-05 Jy ! Component: 100 - total flux cleaned = -1.50874e-05 Jy ! Component: 150 - total flux cleaned = -5.39876e-05 Jy ! Component: 200 - total flux cleaned = -0.000103512 Jy ! Total flux subtracted in 200 components = -0.000103512 Jy ! Clean residual min=-0.001128 max=0.001025 Jy/beam ! Clean residual mean=0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0289127 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 93 components and 0.0289127 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=0.034025Jy sigma=0.676932 ! Fit after self-cal, rms=0.034026Jy sigma=0.676916 ! 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=0.034026Jy sigma=0.676916 ! Fit after self-cal, rms=0.034111Jy sigma=0.676847 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.749 mas, bmaj=5.608 mas, bpa=-17.63 degrees ! Estimated noise=0.446881 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.73263e-05 Jy ! Component: 100 - total flux cleaned = -0.000209249 Jy ! Component: 150 - total flux cleaned = -0.000250425 Jy ! Component: 200 - total flux cleaned = -0.000262415 Jy ! Total flux subtracted in 200 components = -0.000262415 Jy ! Clean residual min=-0.001086 max=0.001163 Jy/beam ! Clean residual mean=0.000002 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.0286503 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 104 components and 0.0286503 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=0.034106Jy sigma=0.676680 ! Fit after self-cal, rms=0.034110Jy sigma=0.676630 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 = -0.000172078 Jy ! Component: 100 - total flux cleaned = -0.000205354 Jy ! Component: 150 - total flux cleaned = -0.000236911 Jy ! Component: 200 - total flux cleaned = -0.000256967 Jy ! Total flux subtracted in 200 components = -0.000256967 Jy ! Clean residual min=-0.001058 max=0.001153 Jy/beam ! Clean residual mean=0.000002 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0283933 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 113 components and 0.0283933 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=0.034106Jy sigma=0.676563 ! Fit after self-cal, rms=0.034105Jy sigma=0.676551 ! 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=1.612 mas, bmaj=5.051 mas, bpa=-11.65 degrees ! Estimated noise=0.362813 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.612 x 5.051 at -11.65 degrees (North through East) ! Clean map min=-0.0010673 max=0.020225 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=1.227 mas, bmaj=4.768 mas, bpa=-11.23 degrees ! Estimated noise=0.533945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132066 Jy ! Component: 100 - total flux cleaned = 0.0175486 Jy ! Component: 150 - total flux cleaned = 0.0206499 Jy ! Component: 200 - total flux cleaned = 0.0229162 Jy ! Total flux subtracted in 200 components = 0.0229162 Jy ! Clean residual min=-0.001633 max=0.001640 Jy/beam ! Clean residual mean=-0.000000 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.0229162 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0229162 Jy ! Inverting map and beam ! Estimated beam: bmin=1.612 mas, bmaj=5.051 mas, bpa=-11.65 degrees ! Estimated noise=0.362813 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 = 0.00302898 Jy ! Component: 100 - total flux cleaned = 0.00446495 Jy ! Component: 150 - total flux cleaned = 0.00509744 Jy ! Component: 200 - total flux cleaned = 0.00545273 Jy ! Total flux subtracted in 200 components = 0.00545273 Jy ! Clean residual min=-0.001216 max=0.001222 Jy/beam ! Clean residual mean=0.000001 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0283689 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 23 components and 0.0283689 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=3.749 mas, bmaj=5.608 mas, bpa=-17.63 degrees ! Estimated noise=0.446881 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000674692 Jy ! Component: 100 - total flux cleaned = 0.00051066 Jy ! Component: 150 - total flux cleaned = 0.00045775 Jy ! Component: 200 - total flux cleaned = 0.00045892 Jy ! Total flux subtracted in 200 components = 0.00045892 Jy ! Clean residual min=-0.001173 max=0.001272 Jy/beam ! Clean residual mean=0.000002 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.0288279 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 = -4.19901e-05 Jy ! Component: 100 - total flux cleaned = -6.07749e-05 Jy ! Component: 150 - total flux cleaned = -9.63929e-05 Jy ! Component: 200 - total flux cleaned = -0.000145901 Jy ! Total flux subtracted in 200 components = -0.000145901 Jy ! Clean residual min=-0.001141 max=0.001231 Jy/beam ! Clean residual mean=0.000002 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.028682 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 58 components and 0.028682 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.612 mas, bmaj=5.051 mas, bpa=-11.65 degrees ! Estimated noise=0.362813 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000199876 Jy ! Component: 100 - total flux cleaned = 0.00022199 Jy ! Component: 150 - total flux cleaned = 0.000166634 Jy ! Component: 200 - total flux cleaned = 0.000133526 Jy ! Total flux subtracted in 200 components = 0.000133526 Jy ! Clean residual min=-0.001128 max=0.001036 Jy/beam ! Clean residual mean=0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0288155 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 74 components and 0.0288155 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=0.034115Jy sigma=0.676818 ! Fit after self-cal, rms=0.034106Jy sigma=0.676665 wmodel J0922+5137_C_map.mod ! Writing 74 model components to file: J0922+5137_C_map.mod wobs J0922+5137_C_uvs.fits ! Writing UV FITS file: J0922+5137_C_uvs.fits wwins J0922+5137_C_map.win ! wwins: Wrote 2 windows to J0922+5137_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 = -9.37739e-05 Jy ! Component: 100 - total flux cleaned = 0.000135978 Jy ! Component: 150 - total flux cleaned = 0.000334414 Jy ! Component: 200 - total flux cleaned = 0.000540373 Jy ! Component: 250 - total flux cleaned = 0.000769824 Jy ! Component: 300 - total flux cleaned = 0.0009919 Jy ! Component: 350 - total flux cleaned = 0.00117889 Jy ! Component: 400 - total flux cleaned = 0.00136072 Jy ! Component: 450 - total flux cleaned = 0.00152434 Jy ! Component: 500 - total flux cleaned = 0.00167095 Jy ! Component: 550 - total flux cleaned = 0.00177493 Jy ! Component: 600 - total flux cleaned = 0.00188964 Jy ! Component: 650 - total flux cleaned = 0.00197716 Jy ! Component: 700 - total flux cleaned = 0.00203831 Jy ! Component: 750 - total flux cleaned = 0.00209867 Jy ! Component: 800 - total flux cleaned = 0.00218203 Jy ! Component: 850 - total flux cleaned = 0.00221727 Jy ! Component: 900 - total flux cleaned = 0.00232105 Jy ! Component: 950 - total flux cleaned = 0.00233242 Jy ! Component: 1000 - total flux cleaned = 0.00237733 Jy ! Component: 1050 - total flux cleaned = 0.00242143 Jy ! Component: 1100 - total flux cleaned = 0.00244317 Jy ! Component: 1150 - total flux cleaned = 0.0024864 Jy ! Component: 1200 - total flux cleaned = 0.00252909 Jy ! Component: 1250 - total flux cleaned = 0.0025395 Jy ! Component: 1300 - total flux cleaned = 0.00258161 Jy ! Component: 1350 - total flux cleaned = 0.00262301 Jy ! Component: 1400 - total flux cleaned = 0.00265361 Jy ! Component: 1450 - total flux cleaned = 0.00267402 Jy ! Component: 1500 - total flux cleaned = 0.00270423 Jy ! Component: 1550 - total flux cleaned = 0.00276364 Jy ! Component: 1600 - total flux cleaned = 0.00276348 Jy ! Component: 1650 - total flux cleaned = 0.00278306 Jy ! Component: 1700 - total flux cleaned = 0.00281197 Jy ! Component: 1750 - total flux cleaned = 0.00284072 Jy ! Component: 1800 - total flux cleaned = 0.0028786 Jy ! Component: 1850 - total flux cleaned = 0.00292536 Jy ! Component: 1900 - total flux cleaned = 0.00294387 Jy ! Component: 1950 - total flux cleaned = 0.00296221 Jy ! Component: 2000 - total flux cleaned = 0.00300779 Jy ! Component: 2050 - total flux cleaned = 0.00302589 Jy ! Component: 2100 - total flux cleaned = 0.00302592 Jy ! Component: 2150 - total flux cleaned = 0.00302602 Jy ! Component: 2200 - total flux cleaned = 0.00309672 Jy ! Component: 2250 - total flux cleaned = 0.00312307 Jy ! Component: 2300 - total flux cleaned = 0.00311432 Jy ! Component: 2350 - total flux cleaned = 0.00315747 Jy ! Component: 2400 - total flux cleaned = 0.00316603 Jy ! Component: 2450 - total flux cleaned = 0.00320006 Jy ! Component: 2500 - total flux cleaned = 0.00322541 Jy ! Component: 2550 - total flux cleaned = 0.00320867 Jy ! Component: 2600 - total flux cleaned = 0.00321706 Jy ! Component: 2650 - total flux cleaned = 0.00324191 Jy ! Component: 2700 - total flux cleaned = 0.0032913 Jy ! Component: 2750 - total flux cleaned = 0.00326674 Jy ! Component: 2800 - total flux cleaned = 0.00329926 Jy ! Component: 2850 - total flux cleaned = 0.00329931 Jy ! Component: 2900 - total flux cleaned = 0.00329127 Jy ! Component: 2950 - total flux cleaned = 0.00333922 Jy ! Component: 3000 - total flux cleaned = 0.00335504 Jy ! Component: 3050 - total flux cleaned = 0.00335507 Jy ! Component: 3100 - total flux cleaned = 0.0033943 Jy ! Component: 3150 - total flux cleaned = 0.00342549 Jy ! Component: 3200 - total flux cleaned = 0.00346419 Jy ! Component: 3250 - total flux cleaned = 0.00346424 Jy ! Component: 3300 - total flux cleaned = 0.00348722 Jy ! Component: 3350 - total flux cleaned = 0.00349483 Jy ! Component: 3400 - total flux cleaned = 0.00351761 Jy ! Component: 3450 - total flux cleaned = 0.00354027 Jy ! Component: 3500 - total flux cleaned = 0.00355524 Jy ! Component: 3550 - total flux cleaned = 0.00357767 Jy ! Component: 3600 - total flux cleaned = 0.00358521 Jy ! Component: 3650 - total flux cleaned = 0.00363693 Jy ! Component: 3700 - total flux cleaned = 0.00363688 Jy ! Component: 3750 - total flux cleaned = 0.00365888 Jy ! Component: 3800 - total flux cleaned = 0.00362248 Jy ! Component: 3850 - total flux cleaned = 0.00368055 Jy ! Component: 3900 - total flux cleaned = 0.00365886 Jy ! Component: 3950 - total flux cleaned = 0.0036733 Jy ! Component: 4000 - total flux cleaned = 0.00368054 Jy ! Component: 4050 - total flux cleaned = 0.00370903 Jy ! Total flux subtracted in 4096 components = 0.00373735 Jy ! Clean residual min=-0.000527 max=0.000379 Jy/beam ! Clean residual mean=0.000000 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.0325528 Jy keep ! Adding 325 model components to the UV plane model. ! The established model now contains 399 components and 0.0325528 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0922+5137_C_20180522_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.612 x 5.051 at -11.65 degrees (North through East) ! Clean map min=-0.00077222 max=0.020004 Jy/beam ! Writing clean map to FITS file: .//J0922+5137_C_20180522_map.fits wmodel .//J0922+5137_C_20180522_map.mod ! Writing 399 model components to file: .//J0922+5137_C_20180522_map.mod wobs .//J0922+5137_C_20180522_uvs.fits ! Writing UV FITS file: .//J0922+5137_C_20180522_uvs.fits wwins .//J0922+5137_C_20180522_map.win ! wwins: Wrote 3 windows to .//J0922+5137_C_20180522_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0200041 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000134041 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.0102 2.0102 4.02041 8.04081 16.0816 32.1633 64.3265 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.02 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 149.238 quit ! Quitting program ! Log file .//J0922+5137_C_20180522_dfm.log closed on Mon Jun 11 08:48:33 2018