! Started logfile: /vlbi/sb072/temp_maps//J1827+2633_X_dfm.log on Sat Dec 15 22:33:01 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/sb072/temp_maps//J1827+2633_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1827+2633_X_uva.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1827+2633 ! ! 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 8280 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 J1827+2633_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=1.000028Jy sigma=41.864926 ! Fit after self-cal, rms=0.993691Jy sigma=41.609797 ! 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=0.6759 mas, bmaj=2.277 mas, bpa=-0.03668 degrees ! Estimated noise=0.386004 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 = 0.00518683 Jy ! Component: 100 - total flux cleaned = 0.00639062 Jy ! Total flux subtracted in 100 components = 0.00639062 Jy ! Clean residual min=-0.001235 max=0.001080 Jy/beam ! Clean residual mean=-0.000000 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.00639062 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.00639062 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=0.018364Jy sigma=0.691390 ! Fit after self-cal, rms=0.017283Jy sigma=0.640214 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00277328 Jy ! Component: 100 - total flux cleaned = 0.00344267 Jy ! Total flux subtracted in 100 components = 0.00344267 Jy ! Clean residual min=-0.001156 max=0.001062 Jy/beam ! Clean residual mean=0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.00983329 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 7 components and 0.00983329 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=0.016933Jy sigma=0.626300 ! Fit after self-cal, rms=0.016934Jy sigma=0.626261 ! 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=0.8972 mas, bmaj=2.409 mas, bpa=-0.5298 degrees ! Estimated noise=0.189075 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 = 0.000123775 Jy ! Component: 100 - total flux cleaned = 0.000208151 Jy ! Component: 150 - total flux cleaned = 0.000252744 Jy ! Component: 200 - total flux cleaned = 0.000276492 Jy ! Total flux subtracted in 200 components = 0.000276492 Jy ! Clean residual min=-0.000797 max=0.000859 Jy/beam ! Clean residual mean=0.000000 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.0101098 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.0101098 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=0.016919Jy sigma=0.625837 ! Fit after self-cal, rms=0.016912Jy sigma=0.625673 ! Inverting map ! Added new window around map position (-4, 7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000417049 Jy ! Component: 100 - total flux cleaned = 0.000577698 Jy ! Component: 150 - total flux cleaned = 0.000737278 Jy ! Component: 200 - total flux cleaned = 0.000884895 Jy ! Total flux subtracted in 200 components = 0.000884895 Jy ! Clean residual min=-0.000646 max=0.000575 Jy/beam ! Clean residual mean=0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.0109947 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 35 components and 0.0109947 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=0.016859Jy sigma=0.623647 ! Fit after self-cal, rms=0.016830Jy sigma=0.623209 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8972 x 2.409 at -0.5298 degrees (North through East) ! Clean map min=-0.00068321 max=0.0094474 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.08 HN 0.95 KP 0.82 ! LA 1.14 MK 1.08 NL 1.14 OV 0.96 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.22 HN 0.76 KP 1.04 ! LA 1.05 MK 1.09 NL 1.05 OV 1.06 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.00 HN 0.80 KP 0.87 ! LA 0.94 MK 1.10 NL 1.11 OV 1.02 ! PT 1.06 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.79 KP 0.99 ! LA 0.90 MK 1.00 NL 1.15 OV 0.92 ! PT 1.02 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 0.79 KP 1.03 ! LA 0.87 MK 1.11 NL 1.15 OV 1.05 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.85 HN 0.78 KP 0.88 ! LA 0.99 MK 1.31 NL 1.07 OV 1.10 ! PT 1.11 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.14 HN 0.83 KP 0.84 ! LA 0.94 MK 1.00 NL 1.14 OV 1.06 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 FD 1.13 HN 0.76 KP 1.00 ! LA 0.89 MK 0.91 NL 1.17 OV 1.09 ! PT 0.83 SC 1.10 ! ! ! Fit before self-cal, rms=0.016830Jy sigma=0.623209 ! Fit after self-cal, rms=0.015956Jy sigma=0.620283 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9028 mas, bmaj=2.413 mas, bpa=-0.9596 degrees ! Estimated noise=0.18833 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 = 0.000149092 Jy ! Component: 100 - total flux cleaned = 0.000149571 Jy ! Component: 150 - total flux cleaned = 0.000166396 Jy ! Component: 200 - total flux cleaned = 0.000188225 Jy ! Total flux subtracted in 200 components = 0.000188225 Jy ! Clean residual min=-0.000399 max=0.000517 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0111829 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 49 components and 0.0111829 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=0.015945Jy sigma=0.619832 ! Fit after self-cal, rms=0.015948Jy sigma=0.619014 ! 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=0.015948Jy sigma=0.619014 ! Fit after self-cal, rms=0.015961Jy sigma=0.618796 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9037 mas, bmaj=2.41 mas, bpa=-1.173 degrees ! Estimated noise=0.188256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000109274 Jy ! Component: 100 - total flux cleaned = 0.00014366 Jy ! Component: 150 - total flux cleaned = 0.000158679 Jy ! Component: 200 - total flux cleaned = 0.000172023 Jy ! Total flux subtracted in 200 components = 0.000172023 Jy ! Clean residual min=-0.000409 max=0.000487 Jy/beam ! Clean residual mean=0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0113549 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 60 components and 0.0113549 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=0.015952Jy sigma=0.618475 ! Fit after self-cal, rms=0.015954Jy sigma=0.618304 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) ! Added new window around map position (-1.2, -49.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000341552 Jy ! Component: 100 - total flux cleaned = 0.000419532 Jy ! Component: 150 - total flux cleaned = 0.000443921 Jy ! Component: 200 - total flux cleaned = 0.00045913 Jy ! Total flux subtracted in 200 components = 0.00045913 Jy ! Clean residual min=-0.000419 max=0.000438 Jy/beam ! Clean residual mean=0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0118141 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 76 components and 0.0118141 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=0.015940Jy sigma=0.617682 ! Fit after self-cal, rms=0.015933Jy sigma=0.617571 ! Inverting map ! Added new window around map position (10.8, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000263476 Jy ! Component: 100 - total flux cleaned = 0.000341158 Jy ! Component: 150 - total flux cleaned = 0.000332868 Jy ! Component: 200 - total flux cleaned = 0.000317698 Jy ! Total flux subtracted in 200 components = 0.000317698 Jy ! Clean residual min=-0.000396 max=0.000379 Jy/beam ! Clean residual mean=0.000000 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.0121318 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 87 components and 0.0121318 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=0.015917Jy sigma=0.616981 ! Fit after self-cal, rms=0.015907Jy sigma=0.616760 ! 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=0.015907Jy sigma=0.616760 ! Fit after self-cal, rms=0.015661Jy sigma=0.616646 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8995 mas, bmaj=2.405 mas, bpa=-1.354 degrees ! Estimated noise=0.18622 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000192091 Jy ! Component: 100 - total flux cleaned = 0.000257843 Jy ! Component: 150 - total flux cleaned = 0.000282438 Jy ! Component: 200 - total flux cleaned = 0.000289891 Jy ! Total flux subtracted in 200 components = 0.000289891 Jy ! Clean residual min=-0.000375 max=0.000369 Jy/beam ! Clean residual mean=0.000000 rms=0.000091 Jy/beam ! Combined flux in latest and established models = 0.0124216 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 93 components and 0.0124216 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=0.015651Jy sigma=0.616247 ! Fit after self-cal, rms=0.015650Jy sigma=0.616170 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.57811e-05 Jy ! Component: 100 - total flux cleaned = 8.55531e-05 Jy ! Component: 150 - total flux cleaned = 7.85963e-05 Jy ! Component: 200 - total flux cleaned = 7.23007e-05 Jy ! Total flux subtracted in 200 components = 7.23007e-05 Jy ! Clean residual min=-0.000373 max=0.000356 Jy/beam ! Clean residual mean=0.000000 rms=0.000090 Jy/beam ! Combined flux in latest and established models = 0.0124939 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 103 components and 0.0124939 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=0.015643Jy sigma=0.615922 ! Fit after self-cal, rms=0.015641Jy sigma=0.615895 ! 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=0.015641Jy sigma=0.615895 ! Fit after self-cal, rms=0.015558Jy sigma=0.615840 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.055 mas, bmaj=3.055 mas, bpa=-3.46 degrees ! Estimated noise=0.23402 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.86162e-05 Jy ! Component: 100 - total flux cleaned = 0.000135502 Jy ! Component: 150 - total flux cleaned = 0.00014477 Jy ! Component: 200 - total flux cleaned = 0.000160807 Jy ! Total flux subtracted in 200 components = 0.000160807 Jy ! Clean residual min=-0.000421 max=0.000373 Jy/beam ! Clean residual mean=0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0126548 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 114 components and 0.0126548 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=0.015555Jy sigma=0.615718 ! Fit after self-cal, rms=0.015554Jy sigma=0.615680 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 = 4.44564e-05 Jy ! Component: 100 - total flux cleaned = 6.07087e-05 Jy ! Component: 150 - total flux cleaned = 6.07577e-05 Jy ! Component: 200 - total flux cleaned = 6.06882e-05 Jy ! Total flux subtracted in 200 components = 6.06882e-05 Jy ! Clean residual min=-0.000425 max=0.000371 Jy/beam ! Clean residual mean=0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0127154 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 120 components and 0.0127154 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=0.015552Jy sigma=0.615608 ! Fit after self-cal, rms=0.015551Jy sigma=0.615595 ! 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=0.8958 mas, bmaj=2.398 mas, bpa=-1.435 degrees ! Estimated noise=0.185967 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8958 x 2.398 at -1.435 degrees (North through East) ! Clean map min=-0.00065953 max=0.009258 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=0.6757 mas, bmaj=2.26 mas, bpa=-0.7117 degrees ! Estimated noise=0.375774 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00732172 Jy ! Component: 100 - total flux cleaned = 0.00923907 Jy ! Component: 150 - total flux cleaned = 0.00984748 Jy ! Component: 200 - total flux cleaned = 0.0102732 Jy ! Total flux subtracted in 200 components = 0.0102732 Jy ! Clean residual min=-0.001078 max=0.000992 Jy/beam ! Clean residual mean=0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0102732 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0102732 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8958 mas, bmaj=2.398 mas, bpa=-1.435 degrees ! Estimated noise=0.185967 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) ! Added new window around map position (1.4, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000910494 Jy ! Component: 100 - total flux cleaned = 0.00125971 Jy ! Component: 150 - total flux cleaned = 0.00144435 Jy ! Component: 200 - total flux cleaned = 0.0015869 Jy ! Total flux subtracted in 200 components = 0.0015869 Jy ! Clean residual min=-0.000531 max=0.000530 Jy/beam ! Clean residual mean=0.000000 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.0118601 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 39 components and 0.0118601 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=2.055 mas, bmaj=3.055 mas, bpa=-3.46 degrees ! Estimated noise=0.23402 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000292231 Jy ! Component: 100 - total flux cleaned = 0.000478899 Jy ! Component: 150 - total flux cleaned = 0.000583111 Jy ! Component: 200 - total flux cleaned = 0.000684284 Jy ! Total flux subtracted in 200 components = 0.000684284 Jy ! Clean residual min=-0.000457 max=0.000428 Jy/beam ! Clean residual mean=0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0125444 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 = 6.27739e-05 Jy ! Component: 100 - total flux cleaned = 9.53373e-05 Jy ! Component: 150 - total flux cleaned = 0.000117524 Jy ! Component: 200 - total flux cleaned = 0.000138091 Jy ! Total flux subtracted in 200 components = 0.000138091 Jy ! Clean residual min=-0.000423 max=0.000413 Jy/beam ! Clean residual mean=0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0126825 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 69 components and 0.0126825 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8958 mas, bmaj=2.398 mas, bpa=-1.435 degrees ! Estimated noise=0.185967 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000176715 Jy ! Component: 100 - total flux cleaned = -0.000247073 Jy ! Component: 150 - total flux cleaned = -0.000268566 Jy ! Component: 200 - total flux cleaned = -0.000279299 Jy ! Total flux subtracted in 200 components = -0.000279299 Jy ! Clean residual min=-0.000444 max=0.000441 Jy/beam ! Clean residual mean=-0.000000 rms=0.000097 Jy/beam ! Combined flux in latest and established models = 0.0124032 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 85 components and 0.0124032 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=0.015569Jy sigma=0.616249 ! Fit after self-cal, rms=0.015566Jy sigma=0.615989 wmodel J1827+2633_X_map.mod ! Writing 85 model components to file: J1827+2633_X_map.mod wobs J1827+2633_X_uvs.fits ! Writing UV FITS file: J1827+2633_X_uvs.fits wwins J1827+2633_X_map.win ! wwins: Wrote 5 windows to J1827+2633_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 = -5.88415e-05 Jy ! Component: 100 - total flux cleaned = -0.00012102 Jy ! Component: 150 - total flux cleaned = -0.000133815 Jy ! Component: 200 - total flux cleaned = -0.000139811 Jy ! Component: 250 - total flux cleaned = -0.000151264 Jy ! Component: 300 - total flux cleaned = -0.000151125 Jy ! Component: 350 - total flux cleaned = -0.000161755 Jy ! Component: 400 - total flux cleaned = -0.000156433 Jy ! Component: 450 - total flux cleaned = -0.000156473 Jy ! Component: 500 - total flux cleaned = -0.000161374 Jy ! Component: 550 - total flux cleaned = -0.000141806 Jy ! Component: 600 - total flux cleaned = -0.000137124 Jy ! Component: 650 - total flux cleaned = -0.000151374 Jy ! Component: 700 - total flux cleaned = -0.000151356 Jy ! Component: 750 - total flux cleaned = -0.000142293 Jy ! Component: 800 - total flux cleaned = -0.000142302 Jy ! Component: 850 - total flux cleaned = -0.000133498 Jy ! Component: 900 - total flux cleaned = -0.000129101 Jy ! Component: 950 - total flux cleaned = -0.000129096 Jy ! Component: 1000 - total flux cleaned = -0.000124833 Jy ! Component: 1050 - total flux cleaned = -0.000120617 Jy ! Component: 1100 - total flux cleaned = -0.00011235 Jy ! Component: 1150 - total flux cleaned = -0.000112297 Jy ! Component: 1200 - total flux cleaned = -9.60079e-05 Jy ! Component: 1250 - total flux cleaned = -7.99584e-05 Jy ! Component: 1300 - total flux cleaned = -9.19183e-05 Jy ! Component: 1350 - total flux cleaned = -7.21957e-05 Jy ! Component: 1400 - total flux cleaned = -7.6093e-05 Jy ! Component: 1450 - total flux cleaned = -6.8303e-05 Jy ! Component: 1500 - total flux cleaned = -5.29823e-05 Jy ! Component: 1550 - total flux cleaned = -6.06455e-05 Jy ! Component: 1600 - total flux cleaned = -5.68569e-05 Jy ! Component: 1650 - total flux cleaned = -6.80456e-05 Jy ! Component: 1700 - total flux cleaned = -6.42816e-05 Jy ! Component: 1750 - total flux cleaned = -6.42837e-05 Jy ! Component: 1800 - total flux cleaned = -6.4307e-05 Jy ! Component: 1850 - total flux cleaned = -7.50844e-05 Jy ! Component: 1900 - total flux cleaned = -7.14815e-05 Jy ! Component: 1950 - total flux cleaned = -6.4408e-05 Jy ! Component: 2000 - total flux cleaned = -6.79379e-05 Jy ! Component: 2050 - total flux cleaned = -6.44321e-05 Jy ! Component: 2100 - total flux cleaned = -7.13494e-05 Jy ! Component: 2150 - total flux cleaned = -5.75196e-05 Jy ! Component: 2200 - total flux cleaned = -5.40926e-05 Jy ! Component: 2250 - total flux cleaned = -5.4086e-05 Jy ! Component: 2300 - total flux cleaned = -5.07002e-05 Jy ! Component: 2350 - total flux cleaned = -3.72782e-05 Jy ! Component: 2400 - total flux cleaned = -2.72732e-05 Jy ! Component: 2450 - total flux cleaned = -2.06589e-05 Jy ! Component: 2500 - total flux cleaned = -1.73778e-05 Jy ! Component: 2550 - total flux cleaned = -1.73741e-05 Jy ! Component: 2600 - total flux cleaned = -4.39099e-06 Jy ! Component: 2650 - total flux cleaned = 5.28158e-06 Jy ! Component: 2700 - total flux cleaned = 8.45694e-06 Jy ! Component: 2750 - total flux cleaned = 1.48217e-05 Jy ! Component: 2800 - total flux cleaned = 1.16641e-05 Jy ! Component: 2850 - total flux cleaned = 2.42446e-05 Jy ! Component: 2900 - total flux cleaned = 1.48935e-05 Jy ! Component: 2950 - total flux cleaned = 2.42401e-05 Jy ! Component: 3000 - total flux cleaned = 2.11561e-05 Jy ! Component: 3050 - total flux cleaned = 3.03849e-05 Jy ! Component: 3100 - total flux cleaned = 3.03753e-05 Jy ! Component: 3150 - total flux cleaned = 3.03686e-05 Jy ! Component: 3200 - total flux cleaned = 3.03889e-05 Jy ! Component: 3250 - total flux cleaned = 3.3389e-05 Jy ! Component: 3300 - total flux cleaned = 2.1432e-05 Jy ! Component: 3350 - total flux cleaned = 4.82238e-05 Jy ! Component: 3400 - total flux cleaned = 5.41049e-05 Jy ! Component: 3450 - total flux cleaned = 5.41008e-05 Jy ! Component: 3500 - total flux cleaned = 5.70399e-05 Jy ! Component: 3550 - total flux cleaned = 5.70072e-05 Jy ! Component: 3600 - total flux cleaned = 5.7033e-05 Jy ! Component: 3650 - total flux cleaned = 5.99232e-05 Jy ! Component: 3700 - total flux cleaned = 6.56671e-05 Jy ! Component: 3750 - total flux cleaned = 7.42399e-05 Jy ! Component: 3800 - total flux cleaned = 6.85591e-05 Jy ! Component: 3850 - total flux cleaned = 7.98759e-05 Jy ! Component: 3900 - total flux cleaned = 7.14253e-05 Jy ! Component: 3950 - total flux cleaned = 7.42247e-05 Jy ! Component: 4000 - total flux cleaned = 6.864e-05 Jy ! Component: 4050 - total flux cleaned = 7.69493e-05 Jy ! Total flux subtracted in 4096 components = 6.31395e-05 Jy ! Clean residual min=-0.000168 max=0.000152 Jy/beam ! Clean residual mean=-0.000000 rms=0.000047 Jy/beam ! Combined flux in latest and established models = 0.0124664 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 384 components and 0.0124663 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1827+2633_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8958 x 2.398 at -1.435 degrees (North through East) ! Clean map min=-0.00051574 max=0.0090131 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1827+2633_X_map.fits wmodel /vlbi/sb072/temp_maps//J1827+2633_X_map.mod ! Writing 384 model components to file: /vlbi/sb072/temp_maps//J1827+2633_X_map.mod wobs /vlbi/sb072/temp_maps//J1827+2633_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1827+2633_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1827+2633_X_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J1827+2633_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00901309 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.62077e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.53802 1.53802 3.07604 6.15209 12.3042 24.6083 49.2167 98.4334 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.009 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 195.055 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1827+2633_X_dfm.log closed on Sat Dec 15 22:33:05 2018