! Started logfile: /vlbi/bs262/maps//J0423-0120_X_20180429_dfm.log on Mon Jun 4 23:16:14 2018 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/bs262/maps//J0423-0120_X_20180429_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0423-0120_X_20180429_uva.fits ! AN table 1: 16 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.93125 visibilities/baseline/integration-bin. ! Found source: J0423-0120 ! ! 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 76 lines of history. ! ! Reading 1192 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 J0423-0120_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. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.268063Jy sigma=29.251429 ! Fit after self-cal, rms=0.365550Jy sigma=7.996179 ! 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=1.895 mas, bmaj=15.49 mas, bpa=40.64 degrees ! Estimated noise=1.14767 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.491945 Jy ! Component: 100 - total flux cleaned = 0.608221 Jy ! Total flux subtracted in 100 components = 0.608221 Jy ! Clean residual min=-0.043184 max=0.048601 Jy/beam ! Clean residual mean=0.000221 rms=0.017014 Jy/beam ! Combined flux in latest and established models = 0.608221 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.608221 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=0.098499Jy sigma=2.242352 ! Fit after self-cal, rms=0.098295Jy sigma=2.238251 ! 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=2.276 mas, bmaj=13.94 mas, bpa=40.21 degrees ! Estimated noise=0.933817 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 = 0.0611353 Jy ! Component: 100 - total flux cleaned = 0.0737047 Jy ! Component: 150 - total flux cleaned = 0.0800301 Jy ! Component: 200 - total flux cleaned = 0.0819946 Jy ! Total flux subtracted in 200 components = 0.0819946 Jy ! Clean residual min=-0.010174 max=0.010062 Jy/beam ! Clean residual mean=0.000073 rms=0.004478 Jy/beam ! Combined flux in latest and established models = 0.690215 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 65 components and 0.690215 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=0.044778Jy sigma=0.861960 ! Fit after self-cal, rms=0.043685Jy sigma=0.848023 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.276 x 13.94 at 40.21 degrees (North through East) ! Clean map min=-0.015467 max=0.62304 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 KP 0.98 LA 0.98 ! OV 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 KP 0.98 LA 0.98 ! OV 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 KP 0.97 LA 1.00 ! OV 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 KP 0.97 LA 0.98 ! OV 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 KP 0.97 LA 1.00 ! OV 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 KP 0.98 LA 1.00 ! OV 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 KP 0.98 LA 1.00 ! OV 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 KP 0.97 LA 0.98 ! OV 1.01 ! ! ! Fit before self-cal, rms=0.043685Jy sigma=0.848023 ! Fit after self-cal, rms=0.040397Jy sigma=0.756351 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.281 mas, bmaj=13.93 mas, bpa=40.23 degrees ! Estimated noise=0.922499 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 = 0.0101323 Jy ! Component: 100 - total flux cleaned = 0.0105356 Jy ! Component: 150 - total flux cleaned = 0.0111697 Jy ! Component: 200 - total flux cleaned = 0.0115261 Jy ! Total flux subtracted in 200 components = 0.0115261 Jy ! Clean residual min=-0.001810 max=0.001804 Jy/beam ! Clean residual mean=0.000010 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 0.701742 Jy ! Performing phase self-cal ! Adding 72 model components to the UV plane model. ! The established model now contains 135 components and 0.701741 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=0.036894Jy sigma=0.656429 ! Fit after self-cal, rms=0.036800Jy sigma=0.654164 ! 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=0.036800Jy sigma=0.654164 ! Fit after self-cal, rms=0.036622Jy sigma=0.649973 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.283 mas, bmaj=13.93 mas, bpa=40.24 degrees ! Estimated noise=0.920775 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00233255 Jy ! Component: 100 - total flux cleaned = 0.00260685 Jy ! Component: 150 - total flux cleaned = 0.00293801 Jy ! Component: 200 - total flux cleaned = 0.00344936 Jy ! Total flux subtracted in 200 components = 0.00344936 Jy ! Clean residual min=-0.000718 max=0.000722 Jy/beam ! Clean residual mean=0.000002 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.705191 Jy selfcal ! Performing phase self-cal ! Adding 85 model components to the UV plane model. ! The established model now contains 218 components and 0.70519 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=0.036409Jy sigma=0.642768 ! Fit after self-cal, rms=0.036413Jy sigma=0.642616 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 = 0.000254352 Jy ! Component: 100 - total flux cleaned = 0.000583039 Jy ! Component: 150 - total flux cleaned = 0.000812062 Jy ! Component: 200 - total flux cleaned = 0.00104652 Jy ! Total flux subtracted in 200 components = 0.00104652 Jy ! Clean residual min=-0.000460 max=0.000458 Jy/beam ! Clean residual mean=0.000002 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.706237 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 273 components and 0.706237 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=0.036351Jy sigma=0.640909 ! Fit after self-cal, rms=0.036360Jy sigma=0.640860 ! 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=0.036360Jy sigma=0.640860 ! Fit after self-cal, rms=0.036362Jy sigma=0.640628 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.283 mas, bmaj=13.94 mas, bpa=40.24 degrees ! Estimated noise=0.920523 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000394721 Jy ! Component: 100 - total flux cleaned = 0.000607153 Jy ! Component: 150 - total flux cleaned = 0.000728517 Jy ! Component: 200 - total flux cleaned = 0.000751709 Jy ! Total flux subtracted in 200 components = 0.000751709 Jy ! Clean residual min=-0.000352 max=0.000352 Jy/beam ! Clean residual mean=0.000000 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.706989 Jy selfcal ! Performing phase self-cal ! Adding 65 model components to the UV plane model. ! The established model now contains 333 components and 0.706989 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=0.036318Jy sigma=0.639785 ! Fit after self-cal, rms=0.036324Jy sigma=0.639763 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 = -2.67832e-05 Jy ! Component: 100 - total flux cleaned = -6.64951e-05 Jy ! Component: 150 - total flux cleaned = -8.39307e-05 Jy ! Component: 200 - total flux cleaned = -8.3607e-05 Jy ! Total flux subtracted in 200 components = -8.3607e-05 Jy ! Clean residual min=-0.000289 max=0.000289 Jy/beam ! Clean residual mean=0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.706905 Jy ! Performing phase self-cal ! Adding 70 model components to the UV plane model. ! The established model now contains 386 components and 0.706905 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=0.036299Jy sigma=0.639275 ! Fit after self-cal, rms=0.036304Jy sigma=0.639253 ! 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=0.036304Jy sigma=0.639253 ! Fit after self-cal, rms=0.036313Jy sigma=0.639180 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.626 mas, bmaj=13.33 mas, bpa=39.81 degrees ! Estimated noise=0.929764 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.20241e-05 Jy ! Component: 100 - total flux cleaned = 0.000172542 Jy ! Component: 150 - total flux cleaned = 0.000381244 Jy ! Component: 200 - total flux cleaned = 0.000519751 Jy ! Total flux subtracted in 200 components = 0.000519751 Jy ! Clean residual min=-0.000222 max=0.000223 Jy/beam ! Clean residual mean=-0.000000 rms=0.000090 Jy/beam ! Combined flux in latest and established models = 0.707425 Jy selfcal ! Performing phase self-cal ! Adding 75 model components to the UV plane model. ! The established model now contains 450 components and 0.707425 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=0.036280Jy sigma=0.638945 ! Fit after self-cal, rms=0.036286Jy sigma=0.638924 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 = -4.52995e-05 Jy ! Component: 100 - total flux cleaned = 3.34338e-05 Jy ! Component: 150 - total flux cleaned = 5.82869e-05 Jy ! Component: 200 - total flux cleaned = 4.62734e-05 Jy ! Total flux subtracted in 200 components = 4.62734e-05 Jy ! Clean residual min=-0.000194 max=0.000195 Jy/beam ! Clean residual mean=-0.000000 rms=0.000079 Jy/beam ! Combined flux in latest and established models = 0.707471 Jy ! Performing phase self-cal ! Adding 81 model components to the UV plane model. ! The established model now contains 506 components and 0.707471 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=0.036269Jy sigma=0.638704 ! Fit after self-cal, rms=0.036275Jy sigma=0.638684 ! 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=2.283 mas, bmaj=13.94 mas, bpa=40.23 degrees ! Estimated noise=0.920302 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.283 x 13.94 at 40.23 degrees (North through East) ! Clean map min=-0.0080696 max=0.61577 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 ! Performing amp+phase self-cal ! ! 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=0.036275Jy sigma=0.638684 ! Fit after self-cal, rms=0.031537Jy sigma=0.520504 ! Inverting map and beam ! Estimated beam: bmin=2.283 mas, bmaj=13.94 mas, bpa=40.24 degrees ! Estimated noise=0.920317 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.91395e-06 Jy ! Component: 100 - total flux cleaned = -1.56252e-06 Jy ! Component: 150 - total flux cleaned = 1.46642e-05 Jy ! Component: 200 - total flux cleaned = 7.30665e-05 Jy ! Total flux subtracted in 200 components = 7.30665e-05 Jy ! Clean residual min=-0.000236 max=0.000237 Jy/beam ! Clean residual mean=-0.000000 rms=0.000095 Jy/beam ! Combined flux in latest and established models = 0.707544 Jy ! Performing phase self-cal ! Adding 73 model components to the UV plane model. ! The established model now contains 576 components and 0.707544 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=0.031510Jy sigma=0.519954 ! Fit after self-cal, rms=0.031516Jy sigma=0.519935 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.47135e-05 Jy ! Component: 100 - total flux cleaned = 9.86343e-06 Jy ! Component: 150 - total flux cleaned = 2.4328e-05 Jy ! Component: 200 - total flux cleaned = 5.18442e-05 Jy ! Total flux subtracted in 200 components = 5.18442e-05 Jy ! Clean residual min=-0.000227 max=0.000229 Jy/beam ! Clean residual mean=-0.000000 rms=0.000089 Jy/beam ! Combined flux in latest and established models = 0.707596 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 619 components and 0.707596 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=0.031497Jy sigma=0.519737 ! Fit after self-cal, rms=0.031506Jy sigma=0.519700 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.031506Jy sigma=0.519700 ! Fit after self-cal, rms=0.031521Jy sigma=0.519615 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=1.898 mas, bmaj=15.49 mas, bpa=40.66 degrees ! Estimated noise=1.13306 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.485698 Jy ! Component: 100 - total flux cleaned = 0.600252 Jy ! Component: 150 - total flux cleaned = 0.650093 Jy ! Component: 200 - total flux cleaned = 0.668271 Jy ! Total flux subtracted in 200 components = 0.668271 Jy ! Clean residual min=-0.017848 max=0.018015 Jy/beam ! Clean residual mean=0.000099 rms=0.007440 Jy/beam ! Combined flux in latest and established models = 0.668271 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 32 model components to the UV plane model. ! The established model now contains 32 components and 0.668271 Jy ! Inverting map and beam ! Estimated beam: bmin=2.283 mas, bmaj=13.93 mas, bpa=40.23 degrees ! Estimated noise=0.920368 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 = 0.0146553 Jy ! Component: 100 - total flux cleaned = 0.0156991 Jy ! Component: 150 - total flux cleaned = 0.0182921 Jy ! Component: 200 - total flux cleaned = 0.0199454 Jy ! Total flux subtracted in 200 components = 0.0199454 Jy ! Clean residual min=-0.004751 max=0.004752 Jy/beam ! Clean residual mean=0.000033 rms=0.002161 Jy/beam ! Combined flux in latest and established models = 0.688216 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 94 components and 0.688216 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=2.627 mas, bmaj=13.33 mas, bpa=39.81 degrees ! Estimated noise=0.92971 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000603471 Jy ! Component: 100 - total flux cleaned = -0.000951158 Jy ! Component: 150 - total flux cleaned = -0.000839684 Jy ! Component: 200 - total flux cleaned = -0.000285926 Jy ! Total flux subtracted in 200 components = -0.000285926 Jy ! Clean residual min=-0.001639 max=0.001658 Jy/beam ! Clean residual mean=0.000011 rms=0.000771 Jy/beam ! Combined flux in latest and established models = 0.68793 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 = 0.000748189 Jy ! Component: 100 - total flux cleaned = 0.00134176 Jy ! Component: 150 - total flux cleaned = 0.00236527 Jy ! Component: 200 - total flux cleaned = 0.00302757 Jy ! Total flux subtracted in 200 components = 0.00302757 Jy ! Clean residual min=-0.000875 max=0.000875 Jy/beam ! Clean residual mean=0.000004 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.690958 Jy ! Adding 125 model components to the UV plane model. ! The established model now contains 211 components and 0.690958 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.283 mas, bmaj=13.93 mas, bpa=40.23 degrees ! Estimated noise=0.920368 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000133823 Jy ! Component: 100 - total flux cleaned = 1.30259e-06 Jy ! Component: 150 - total flux cleaned = 0.000384414 Jy ! Component: 200 - total flux cleaned = 0.000651183 Jy ! Total flux subtracted in 200 components = 0.000651183 Jy ! Clean residual min=-0.000531 max=0.000536 Jy/beam ! Clean residual mean=0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.691609 Jy selfcal ! Performing phase self-cal ! Adding 73 model components to the UV plane model. ! The established model now contains 283 components and 0.691609 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=0.031702Jy sigma=0.524764 ! Fit after self-cal, rms=0.031715Jy sigma=0.524568 wmodel J0423-0120_X_map.mod ! Writing 283 model components to file: J0423-0120_X_map.mod wobs J0423-0120_X_uvs.fits ! Writing UV FITS file: J0423-0120_X_uvs.fits wwins J0423-0120_X_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: /opt64/bin/pima_mupet_01.dfm] ! wmap /vlbi/bs262/maps//J0423-0120_X_20180429_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.283 x 13.93 at 40.23 degrees (North through East) ! Clean map min=-0.0079253 max=0.59133 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0423-0120_X_20180429_map.fits wmodel /vlbi/bs262/maps//J0423-0120_X_20180429_map.mod ! Writing 283 model components to file: /vlbi/bs262/maps//J0423-0120_X_20180429_map.mod wobs /vlbi/bs262/maps//J0423-0120_X_20180429_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0423-0120_X_20180429_uvs.fits wwins /vlbi/bs262/maps//J0423-0120_X_20180429_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ! float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.591331 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000234648 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.119044 0.119044 0.238088 0.476176 0.952351 1.9047 3.8094 7.61881 15.2376 30.4752 60.9505 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.591 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2520.08 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0423-0120_X_20180429_dfm.log closed on Mon Jun 4 23:16:18 2018