! Started logfile: /vlbi/sb072/temp_maps//J1327+1223_C_dfm.log on Thu Jan 31 09:35:21 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//J1327+1223_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1327+1223_C_uva.fits ! AN table 1: 13 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1327+1223 ! ! 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 76 lines of history. ! ! Reading 2184 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 J1327+1223_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.018885Jy sigma=36.711060 ! Fit after self-cal, rms=0.806088Jy sigma=29.047942 ! 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=1.698 mas, bmaj=4.308 mas, bpa=38.89 degrees ! Estimated noise=0.626376 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 = 0.146079 Jy ! Component: 100 - total flux cleaned = 0.178169 Jy ! Total flux subtracted in 100 components = 0.178169 Jy ! Clean residual min=-0.007881 max=0.010372 Jy/beam ! Clean residual mean=0.000019 rms=0.001469 Jy/beam ! Combined flux in latest and established models = 0.178169 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.178169 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=0.039749Jy sigma=1.176169 ! Fit after self-cal, rms=0.039746Jy sigma=1.175866 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112681 Jy ! Component: 100 - total flux cleaned = 0.0163099 Jy ! Total flux subtracted in 100 components = 0.0163099 Jy ! Clean residual min=-0.005383 max=0.007104 Jy/beam ! Clean residual mean=0.000014 rms=0.001087 Jy/beam ! Combined flux in latest and established models = 0.194479 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.194479 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=0.033928Jy sigma=0.936840 ! Fit after self-cal, rms=0.033899Jy sigma=0.935681 ! Inverting map ! Added new window around map position (-13.5, 24.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00547227 Jy ! Component: 100 - total flux cleaned = 0.00710778 Jy ! Total flux subtracted in 100 components = 0.00710778 Jy ! Clean residual min=-0.004925 max=0.005306 Jy/beam ! Clean residual mean=0.000012 rms=0.000929 Jy/beam ! Combined flux in latest and established models = 0.201587 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 20 components and 0.201587 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=0.032072Jy sigma=0.854537 ! Fit after self-cal, rms=0.032029Jy sigma=0.853227 ! 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=2.19 mas, bmaj=4.178 mas, bpa=34.21 degrees ! Estimated noise=0.454449 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 = 0.00542913 Jy ! Component: 100 - total flux cleaned = 0.00905744 Jy ! Component: 150 - total flux cleaned = 0.0107053 Jy ! Component: 200 - total flux cleaned = 0.0111682 Jy ! Total flux subtracted in 200 components = 0.0111682 Jy ! Clean residual min=-0.004881 max=0.004455 Jy/beam ! Clean residual mean=0.000015 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 0.212755 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 39 components and 0.212755 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=0.030833Jy sigma=0.796918 ! Fit after self-cal, rms=0.030801Jy sigma=0.796015 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.19 x 4.178 at 34.21 degrees (North through East) ! Clean map min=-0.0047918 max=0.19322 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.95 KP 0.99 LA 1.07 ! NL 1.06 OV 1.01 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 0.95 KP 0.95 LA 1.04 ! NL 1.08 OV 1.03 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.94 KP 0.98 LA 1.04 ! NL 1.04 OV 1.00 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.96 KP 0.96 LA 1.04 ! NL 1.03 OV 1.00 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.95 KP 0.95 LA 1.01 ! NL 1.03 OV 0.99 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.93 KP 0.94 LA 1.00 ! NL 1.01 OV 0.97 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.94 KP 0.95 LA 0.99 ! NL 1.03 OV 0.98 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.94 KP 0.95 LA 0.99 ! NL 1.04 OV 0.99 SC 0.95 ! ! ! Fit before self-cal, rms=0.030801Jy sigma=0.796015 ! Fit after self-cal, rms=0.028708Jy sigma=0.687620 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.18 mas, bmaj=4.13 mas, bpa=33.56 degrees ! Estimated noise=0.45084 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 = 0.00269998 Jy ! Component: 100 - total flux cleaned = 0.00337755 Jy ! Component: 150 - total flux cleaned = 0.00396793 Jy ! Component: 200 - total flux cleaned = 0.00433655 Jy ! Total flux subtracted in 200 components = 0.00433655 Jy ! Clean residual min=-0.001907 max=0.002328 Jy/beam ! Clean residual mean=0.000004 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.217091 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 53 components and 0.217091 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=0.028220Jy sigma=0.664200 ! Fit after self-cal, rms=0.028217Jy sigma=0.663895 ! Inverting map ! Added new window around map position (6.3, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120302 Jy ! Component: 100 - total flux cleaned = 0.00150924 Jy ! Component: 150 - total flux cleaned = 0.00184884 Jy ! Component: 200 - total flux cleaned = 0.00207957 Jy ! Total flux subtracted in 200 components = 0.00207957 Jy ! Clean residual min=-0.001730 max=0.001716 Jy/beam ! Clean residual mean=0.000003 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.219171 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 77 components and 0.219171 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=0.028054Jy sigma=0.654471 ! Fit after self-cal, rms=0.028051Jy sigma=0.654211 ! 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=0.028051Jy sigma=0.654211 ! Fit after self-cal, rms=0.028020Jy sigma=0.650201 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.178 mas, bmaj=4.12 mas, bpa=33.45 degrees ! Estimated noise=0.450775 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000378388 Jy ! Component: 100 - total flux cleaned = 0.000629833 Jy ! Component: 150 - total flux cleaned = 0.000920329 Jy ! Component: 200 - total flux cleaned = 0.00111903 Jy ! Total flux subtracted in 200 components = 0.00111903 Jy ! Clean residual min=-0.001328 max=0.001400 Jy/beam ! Clean residual mean=0.000002 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.22029 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 91 components and 0.22029 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=0.027926Jy sigma=0.646158 ! Fit after self-cal, rms=0.027927Jy sigma=0.646072 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 = 0.000158289 Jy ! Component: 100 - total flux cleaned = 0.000323117 Jy ! Component: 150 - total flux cleaned = 0.000474318 Jy ! Component: 200 - total flux cleaned = 0.000613288 Jy ! Total flux subtracted in 200 components = 0.000613288 Jy ! Clean residual min=-0.001271 max=0.001322 Jy/beam ! Clean residual mean=0.000001 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.220903 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 109 components and 0.220903 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=0.027901Jy sigma=0.644774 ! Fit after self-cal, rms=0.027900Jy sigma=0.644745 ! 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=0.027900Jy sigma=0.644745 ! Fit after self-cal, rms=0.027692Jy sigma=0.632905 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.178 mas, bmaj=4.115 mas, bpa=33.37 degrees ! Estimated noise=0.450817 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.03822e-05 Jy ! Component: 100 - total flux cleaned = 0.000262979 Jy ! Component: 150 - total flux cleaned = 0.000476154 Jy ! Component: 200 - total flux cleaned = 0.000615043 Jy ! Total flux subtracted in 200 components = 0.000615043 Jy ! Clean residual min=-0.001163 max=0.001249 Jy/beam ! Clean residual mean=0.000000 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.221518 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 121 components and 0.221518 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=0.027659Jy sigma=0.631508 ! Fit after self-cal, rms=0.027661Jy sigma=0.631476 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.04669e-05 Jy ! Component: 100 - total flux cleaned = 9.72811e-05 Jy ! Component: 150 - total flux cleaned = 0.000134687 Jy ! Component: 200 - total flux cleaned = 0.000170675 Jy ! Total flux subtracted in 200 components = 0.000170675 Jy ! Clean residual min=-0.001150 max=0.001183 Jy/beam ! Clean residual mean=0.000000 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.221689 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 137 components and 0.221689 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=0.027650Jy sigma=0.630880 ! Fit after self-cal, rms=0.027650Jy sigma=0.630873 ! 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=0.027650Jy sigma=0.630873 ! Fit after self-cal, rms=0.027653Jy sigma=0.630398 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.566 mas, bmaj=4.883 mas, bpa=11.68 degrees ! Estimated noise=0.543862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000124768 Jy ! Component: 100 - total flux cleaned = 0.000139627 Jy ! Component: 150 - total flux cleaned = 0.000166106 Jy ! Component: 200 - total flux cleaned = 0.000177041 Jy ! Total flux subtracted in 200 components = 0.000177041 Jy ! Clean residual min=-0.001356 max=0.001425 Jy/beam ! Clean residual mean=-0.000001 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.221866 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 156 components and 0.221866 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=0.027636Jy sigma=0.630044 ! Fit after self-cal, rms=0.027636Jy sigma=0.630028 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 = -2.38217e-05 Jy ! Component: 100 - total flux cleaned = -2.80184e-06 Jy ! Component: 150 - total flux cleaned = 2.68945e-05 Jy ! Component: 200 - total flux cleaned = 5.54824e-05 Jy ! Total flux subtracted in 200 components = 5.54824e-05 Jy ! Clean residual min=-0.001356 max=0.001419 Jy/beam ! Clean residual mean=-0.000001 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.221922 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 164 components and 0.221922 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=0.027630Jy sigma=0.629797 ! Fit after self-cal, rms=0.027630Jy sigma=0.629790 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=2.178 mas, bmaj=4.111 mas, bpa=33.33 degrees ! Estimated noise=0.450766 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.178 x 4.111 at 33.33 degrees (North through East) ! Clean map min=-0.0010953 max=0.19287 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=1.695 mas, bmaj=4.233 mas, bpa=38.29 degrees ! Estimated noise=0.618264 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.144168 Jy ! Component: 100 - total flux cleaned = 0.176039 Jy ! Component: 150 - total flux cleaned = 0.189012 Jy ! Component: 200 - total flux cleaned = 0.196951 Jy ! Total flux subtracted in 200 components = 0.196951 Jy ! Clean residual min=-0.003130 max=0.004114 Jy/beam ! Clean residual mean=0.000009 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.196951 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.196951 Jy ! Inverting map and beam ! Estimated beam: bmin=2.178 mas, bmaj=4.111 mas, bpa=33.33 degrees ! Estimated noise=0.450766 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 = 0.00768947 Jy ! Component: 100 - total flux cleaned = 0.0122237 Jy ! Component: 150 - total flux cleaned = 0.0153433 Jy ! Component: 200 - total flux cleaned = 0.0176101 Jy ! Total flux subtracted in 200 components = 0.0176101 Jy ! Clean residual min=-0.001633 max=0.001925 Jy/beam ! Clean residual mean=0.000006 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.214561 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 37 components and 0.214561 Jy ! Inverting map ! Added new window around map position (-13.2, -21.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018529 Jy ! Component: 100 - total flux cleaned = 0.00315797 Jy ! Component: 150 - total flux cleaned = 0.00412035 Jy ! Component: 200 - total flux cleaned = 0.00470524 Jy ! Total flux subtracted in 200 components = 0.00470524 Jy ! Clean residual min=-0.001223 max=0.001323 Jy/beam ! Clean residual mean=0.000002 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.219266 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 63 components and 0.219266 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=3.566 mas, bmaj=4.883 mas, bpa=11.68 degrees ! Estimated noise=0.543862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000716397 Jy ! Component: 100 - total flux cleaned = 0.00117194 Jy ! Component: 150 - total flux cleaned = 0.00131023 Jy ! Component: 200 - total flux cleaned = 0.00130922 Jy ! Total flux subtracted in 200 components = 0.00130922 Jy ! Clean residual min=-0.001400 max=0.001443 Jy/beam ! Clean residual mean=0.000001 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.220575 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 = 4.58358e-08 Jy ! Component: 100 - total flux cleaned = 1.66591e-05 Jy ! Component: 150 - total flux cleaned = 1.8838e-06 Jy ! Component: 200 - total flux cleaned = 2.00922e-06 Jy ! Total flux subtracted in 200 components = 2.00922e-06 Jy ! Clean residual min=-0.001379 max=0.001436 Jy/beam ! Clean residual mean=0.000000 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.220577 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 113 components and 0.220577 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.178 mas, bmaj=4.111 mas, bpa=33.33 degrees ! Estimated noise=0.450766 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.52643e-05 Jy ! Component: 100 - total flux cleaned = 1.65173e-05 Jy ! Component: 150 - total flux cleaned = 1.62287e-05 Jy ! Component: 200 - total flux cleaned = 2.33134e-06 Jy ! Total flux subtracted in 200 components = 2.33134e-06 Jy ! Clean residual min=-0.001165 max=0.001214 Jy/beam ! Clean residual mean=0.000000 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.220579 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 137 components and 0.220579 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=0.027612Jy sigma=0.628405 ! Fit after self-cal, rms=0.027600Jy sigma=0.627867 wmodel J1327+1223_C_map.mod ! Writing 137 model components to file: J1327+1223_C_map.mod wobs J1327+1223_C_uvs.fits ! Writing UV FITS file: J1327+1223_C_uvs.fits wwins J1327+1223_C_map.win ! wwins: Wrote 4 windows to J1327+1223_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000139978 Jy ! Component: 100 - total flux cleaned = 8.004e-05 Jy ! Component: 150 - total flux cleaned = 4.1973e-05 Jy ! Component: 200 - total flux cleaned = -2.99903e-05 Jy ! Component: 250 - total flux cleaned = -1.26034e-05 Jy ! Component: 300 - total flux cleaned = -4.61433e-05 Jy ! Component: 350 - total flux cleaned = -0.00011075 Jy ! Component: 400 - total flux cleaned = -0.000141977 Jy ! Component: 450 - total flux cleaned = -0.00012664 Jy ! Component: 500 - total flux cleaned = -0.000171166 Jy ! Component: 550 - total flux cleaned = -0.000171226 Jy ! Component: 600 - total flux cleaned = -0.00019973 Jy ! Component: 650 - total flux cleaned = -0.000213438 Jy ! Component: 700 - total flux cleaned = -0.000240774 Jy ! Component: 750 - total flux cleaned = -0.000240839 Jy ! Component: 800 - total flux cleaned = -0.000254116 Jy ! Component: 850 - total flux cleaned = -0.000267038 Jy ! Component: 900 - total flux cleaned = -0.000305123 Jy ! Component: 950 - total flux cleaned = -0.000355223 Jy ! Component: 1000 - total flux cleaned = -0.000416872 Jy ! Component: 1050 - total flux cleaned = -0.000441297 Jy ! Component: 1100 - total flux cleaned = -0.000477628 Jy ! Component: 1150 - total flux cleaned = -0.000501435 Jy ! Component: 1200 - total flux cleaned = -0.000548249 Jy ! Component: 1250 - total flux cleaned = -0.00055977 Jy ! Component: 1300 - total flux cleaned = -0.000593719 Jy ! Component: 1350 - total flux cleaned = -0.000571122 Jy ! Component: 1400 - total flux cleaned = -0.000604541 Jy ! Component: 1450 - total flux cleaned = -0.000615379 Jy ! Component: 1500 - total flux cleaned = -0.000582841 Jy ! Component: 1550 - total flux cleaned = -0.000604435 Jy ! Component: 1600 - total flux cleaned = -0.000625748 Jy ! Component: 1650 - total flux cleaned = -0.000636523 Jy ! Component: 1700 - total flux cleaned = -0.000688695 Jy ! Component: 1750 - total flux cleaned = -0.000657618 Jy ! Component: 1800 - total flux cleaned = -0.000688359 Jy ! Component: 1850 - total flux cleaned = -0.000698574 Jy ! Component: 1900 - total flux cleaned = -0.000728811 Jy ! Component: 1950 - total flux cleaned = -0.000738757 Jy ! Component: 2000 - total flux cleaned = -0.000748645 Jy ! Component: 2050 - total flux cleaned = -0.000787829 Jy ! Component: 2100 - total flux cleaned = -0.000748801 Jy ! Component: 2150 - total flux cleaned = -0.000729532 Jy ! Component: 2200 - total flux cleaned = -0.00075827 Jy ! Component: 2250 - total flux cleaned = -0.000729699 Jy ! Component: 2300 - total flux cleaned = -0.000729717 Jy ! Component: 2350 - total flux cleaned = -0.000729588 Jy ! Component: 2400 - total flux cleaned = -0.000738713 Jy ! Component: 2450 - total flux cleaned = -0.000766172 Jy ! Component: 2500 - total flux cleaned = -0.000738701 Jy ! Component: 2550 - total flux cleaned = -0.000738708 Jy ! Component: 2600 - total flux cleaned = -0.000720845 Jy ! Component: 2650 - total flux cleaned = -0.000747484 Jy ! Component: 2700 - total flux cleaned = -0.000738572 Jy ! Component: 2750 - total flux cleaned = -0.00072093 Jy ! Component: 2800 - total flux cleaned = -0.000703579 Jy ! Component: 2850 - total flux cleaned = -0.000703503 Jy ! Component: 2900 - total flux cleaned = -0.000677654 Jy ! Component: 2950 - total flux cleaned = -0.000669168 Jy ! Component: 3000 - total flux cleaned = -0.000652169 Jy ! Component: 3050 - total flux cleaned = -0.000626897 Jy ! Component: 3100 - total flux cleaned = -0.000610069 Jy ! Component: 3150 - total flux cleaned = -0.000610082 Jy ! Component: 3200 - total flux cleaned = -0.000568579 Jy ! Component: 3250 - total flux cleaned = -0.000576854 Jy ! Component: 3300 - total flux cleaned = -0.000519472 Jy ! Component: 3350 - total flux cleaned = -0.000511354 Jy ! Component: 3400 - total flux cleaned = -0.00048704 Jy ! Component: 3450 - total flux cleaned = -0.000487051 Jy ! Component: 3500 - total flux cleaned = -0.000454938 Jy ! Component: 3550 - total flux cleaned = -0.000415086 Jy ! Component: 3600 - total flux cleaned = -0.00041509 Jy ! Component: 3650 - total flux cleaned = -0.000399248 Jy ! Component: 3700 - total flux cleaned = -0.000375665 Jy ! Component: 3750 - total flux cleaned = -0.000336653 Jy ! Component: 3800 - total flux cleaned = -0.000328829 Jy ! Component: 3850 - total flux cleaned = -0.000321095 Jy ! Component: 3900 - total flux cleaned = -0.000313316 Jy ! Component: 3950 - total flux cleaned = -0.000274997 Jy ! Component: 4000 - total flux cleaned = -0.00025971 Jy ! Component: 4050 - total flux cleaned = -0.000252096 Jy ! Total flux subtracted in 4096 components = -0.000236946 Jy ! Clean residual min=-0.000446 max=0.000461 Jy/beam ! Clean residual mean=-0.000001 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.220343 Jy keep ! Adding 276 model components to the UV plane model. ! The established model now contains 413 components and 0.220342 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1327+1223_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.178 x 4.111 at 33.33 degrees (North through East) ! Clean map min=-0.00089496 max=0.19236 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1327+1223_C_map.fits wmodel /vlbi/sb072/temp_maps//J1327+1223_C_map.mod ! Writing 413 model components to file: /vlbi/sb072/temp_maps//J1327+1223_C_map.mod wobs /vlbi/sb072/temp_maps//J1327+1223_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1327+1223_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1327+1223_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1327+1223_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.192359 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000135734 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.211688 0.211688 0.423376 0.846753 1.69351 3.38701 6.77402 13.548 27.0961 54.1922 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.192 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1417.18 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1327+1223_C_dfm.log closed on Thu Jan 31 09:35:26 2019