! Started logfile: /vlbi/sb072/temp_maps//J1633+0657_C_dfm.log on Thu Jan 31 09:39:57 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//J1633+0657_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1633+0657_C_uva.fits ! AN table 1: 23 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1633+0657 ! ! 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 3864 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 J1633+0657_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=1.000551Jy sigma=45.934566 ! Fit after self-cal, rms=0.995072Jy sigma=45.682952 ! 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=1.165 mas, bmaj=4.346 mas, bpa=7.633 degrees ! Estimated noise=0.483206 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, -0.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00412404 Jy ! Component: 100 - total flux cleaned = 0.00494042 Jy ! Total flux subtracted in 100 components = 0.00494042 Jy ! Clean residual min=-0.001692 max=0.001512 Jy/beam ! Clean residual mean=0.000000 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.00494042 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.00494042 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=0.015868Jy sigma=0.694197 ! Fit after self-cal, rms=0.014488Jy sigma=0.628454 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00334339 Jy ! Component: 100 - total flux cleaned = 0.00427825 Jy ! Total flux subtracted in 100 components = 0.00427825 Jy ! Clean residual min=-0.001342 max=0.001393 Jy/beam ! Clean residual mean=-0.000001 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.00921866 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.00921866 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=0.013817Jy sigma=0.598635 ! Fit after self-cal, rms=0.013799Jy sigma=0.598176 ! 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=1.534 mas, bmaj=5.27 mas, bpa=8.378 degrees ! Estimated noise=0.250821 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.56638e-05 Jy ! Component: 100 - total flux cleaned = 3.18532e-05 Jy ! Component: 150 - total flux cleaned = 9.352e-06 Jy ! Component: 200 - total flux cleaned = -1.49156e-05 Jy ! Total flux subtracted in 200 components = -1.49156e-05 Jy ! Clean residual min=-0.000877 max=0.000730 Jy/beam ! Clean residual mean=-0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.00920375 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 16 components and 0.00920375 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=0.013790Jy sigma=0.597919 ! Fit after self-cal, rms=0.013779Jy sigma=0.597815 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.534 x 5.27 at 8.378 degrees (North through East) ! Clean map min=-0.0008217 max=0.0091824 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.81 KP 0.91 LA 0.89 MK 0.84 ! OV 0.87 PT 0.82 SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.84 KP 0.95 LA 1.10 MK 0.84 ! OV 0.96 PT 0.94 SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 KP 0.96 LA 1.01 MK 0.95 ! OV 1.09 PT 0.83 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 KP 1.12 LA 1.03 MK 0.95 ! OV 1.26 PT 0.75 SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.11 KP 1.06 LA 1.39 MK 1.02 ! OV 1.02 PT 0.80 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.83 KP 1.42 LA 1.08 MK 1.25 ! OV 1.19 PT 0.84 SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.30 KP 1.08 LA 1.25 MK 0.95 ! OV 0.90 PT 1.05 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 KP 1.21 LA 1.11 MK 1.02 ! OV 1.22 PT 0.93 SC 1.07 ! ! ! Fit before self-cal, rms=0.013779Jy sigma=0.597815 ! Fit after self-cal, rms=0.013704Jy sigma=0.591424 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.53 mas, bmaj=5.271 mas, bpa=8.177 degrees ! Estimated noise=0.249281 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 = -1.32608e-05 Jy ! Component: 100 - total flux cleaned = -2.81156e-05 Jy ! Component: 150 - total flux cleaned = -3.7333e-05 Jy ! Component: 200 - total flux cleaned = -4.66656e-05 Jy ! Total flux subtracted in 200 components = -4.66656e-05 Jy ! Clean residual min=-0.000559 max=0.000550 Jy/beam ! Clean residual mean=0.000000 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.00915708 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 22 components and 0.00915708 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=0.013703Jy sigma=0.591376 ! Fit after self-cal, rms=0.013776Jy sigma=0.589938 ! 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=0.013776Jy sigma=0.589938 ! Fit after self-cal, rms=0.014155Jy sigma=0.589613 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.53 mas, bmaj=5.276 mas, bpa=8.207 degrees ! Estimated noise=0.250049 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.0132e-07 Jy ! Component: 100 - total flux cleaned = -8.69521e-06 Jy ! Component: 150 - total flux cleaned = -2.0877e-05 Jy ! Component: 200 - total flux cleaned = -2.87581e-05 Jy ! Total flux subtracted in 200 components = -2.87581e-05 Jy ! Clean residual min=-0.000558 max=0.000515 Jy/beam ! Clean residual mean=0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.00912832 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 25 components and 0.00912832 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=0.014153Jy sigma=0.589556 ! Fit after self-cal, rms=0.014187Jy sigma=0.589416 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 = -8.6477e-06 Jy ! Component: 100 - total flux cleaned = -1.87694e-05 Jy ! Component: 150 - total flux cleaned = -2.09137e-05 Jy ! Component: 200 - total flux cleaned = -2.2842e-05 Jy ! Total flux subtracted in 200 components = -2.2842e-05 Jy ! Clean residual min=-0.000540 max=0.000491 Jy/beam ! Clean residual mean=0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.00910548 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 28 components and 0.00910548 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=0.014186Jy sigma=0.589379 ! Fit after self-cal, rms=0.014187Jy sigma=0.589365 ! 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=0.014187Jy sigma=0.589365 ! Fit after self-cal, rms=0.014337Jy sigma=0.589317 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.533 mas, bmaj=5.287 mas, bpa=8.26 degrees ! Estimated noise=0.250425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.7155e-06 Jy ! Component: 100 - total flux cleaned = -1.80545e-05 Jy ! Component: 150 - total flux cleaned = -2.8262e-05 Jy ! Component: 200 - total flux cleaned = -3.17044e-05 Jy ! Total flux subtracted in 200 components = -3.17044e-05 Jy ! Clean residual min=-0.000548 max=0.000490 Jy/beam ! Clean residual mean=0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.00907378 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 32 components and 0.00907378 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=0.014336Jy sigma=0.589283 ! Fit after self-cal, rms=0.014349Jy sigma=0.589253 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.62846e-06 Jy ! Component: 100 - total flux cleaned = -1.70552e-06 Jy ! Component: 150 - total flux cleaned = -5.4925e-06 Jy ! Component: 200 - total flux cleaned = -7.18985e-06 Jy ! Total flux subtracted in 200 components = -7.18985e-06 Jy ! Clean residual min=-0.000541 max=0.000481 Jy/beam ! Clean residual mean=0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.00906659 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 36 components and 0.00906659 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=0.014348Jy sigma=0.589225 ! Fit after self-cal, rms=0.014349Jy sigma=0.589216 ! 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=0.014349Jy sigma=0.589216 ! Fit after self-cal, rms=0.014405Jy sigma=0.589204 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.409 mas, bmaj=9.936 mas, bpa=1.875 degrees ! Estimated noise=0.331629 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.3684e-07 Jy ! Component: 100 - total flux cleaned = 3.27925e-07 Jy ! Component: 150 - total flux cleaned = 4.85596e-07 Jy ! Component: 200 - total flux cleaned = 5.7536e-07 Jy ! Total flux subtracted in 200 components = 5.7536e-07 Jy ! Clean residual min=-0.000463 max=0.000563 Jy/beam ! Clean residual mean=0.000000 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.00906716 Jy selfcal ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 38 components and 0.00906716 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=0.014405Jy sigma=0.589194 ! Fit after self-cal, rms=0.014405Jy sigma=0.589042 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 = 5.93891e-06 Jy ! Component: 100 - total flux cleaned = 6.30277e-06 Jy ! Component: 150 - total flux cleaned = 6.21391e-06 Jy ! Component: 200 - total flux cleaned = 5.96333e-06 Jy ! Total flux subtracted in 200 components = 5.96333e-06 Jy ! Clean residual min=-0.000483 max=0.000577 Jy/beam ! Clean residual mean=0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.00907313 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 49 components and 0.00907313 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=0.014405Jy sigma=0.589058 ! Fit after self-cal, rms=0.014404Jy sigma=0.589042 ! 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=1.535 mas, bmaj=5.295 mas, bpa=8.313 degrees ! Estimated noise=0.250481 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.535 x 5.295 at 8.313 degrees (North through East) ! Clean map min=-0.00053343 max=0.0089238 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=1.172 mas, bmaj=4.397 mas, bpa=7.488 degrees ! Estimated noise=0.493418 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00726449 Jy ! Component: 100 - total flux cleaned = 0.00913432 Jy ! Component: 150 - total flux cleaned = 0.00947075 Jy ! Component: 200 - total flux cleaned = 0.00951522 Jy ! Total flux subtracted in 200 components = 0.00951522 Jy ! Clean residual min=-0.001127 max=0.001130 Jy/beam ! Clean residual mean=-0.000000 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.00951523 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.00951523 Jy ! Inverting map and beam ! Estimated beam: bmin=1.535 mas, bmaj=5.295 mas, bpa=8.313 degrees ! Estimated noise=0.250481 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 = -0.000312154 Jy ! Component: 100 - total flux cleaned = -0.000358565 Jy ! Component: 150 - total flux cleaned = -0.000383752 Jy ! Component: 200 - total flux cleaned = -0.000400063 Jy ! Total flux subtracted in 200 components = -0.000400063 Jy ! Clean residual min=-0.000568 max=0.000501 Jy/beam ! Clean residual mean=0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.00911516 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 26 components and 0.00911516 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=4.409 mas, bmaj=9.936 mas, bpa=1.875 degrees ! Estimated noise=0.331629 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.28567e-08 Jy ! Component: 100 - total flux cleaned = -8.7423e-08 Jy ! Component: 150 - total flux cleaned = -1.20335e-07 Jy ! Component: 200 - total flux cleaned = -1.67789e-07 Jy ! Total flux subtracted in 200 components = -1.67789e-07 Jy ! Clean residual min=-0.000490 max=0.000573 Jy/beam ! Clean residual mean=0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.009115 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 = -4.50896e-08 Jy ! Component: 100 - total flux cleaned = 5.76932e-09 Jy ! Component: 150 - total flux cleaned = -9.81508e-07 Jy ! Component: 200 - total flux cleaned = -1.91102e-06 Jy ! Total flux subtracted in 200 components = -1.91102e-06 Jy ! Clean residual min=-0.000488 max=0.000575 Jy/beam ! Clean residual mean=0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.00911308 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 32 components and 0.00911308 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.535 mas, bmaj=5.295 mas, bpa=8.313 degrees ! Estimated noise=0.250481 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.18741e-05 Jy ! Component: 100 - total flux cleaned = -4.83557e-05 Jy ! Component: 150 - total flux cleaned = -4.84002e-05 Jy ! Component: 200 - total flux cleaned = -5.01247e-05 Jy ! Total flux subtracted in 200 components = -5.01247e-05 Jy ! Clean residual min=-0.000571 max=0.000502 Jy/beam ! Clean residual mean=0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.00906296 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 43 components and 0.00906296 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=0.014402Jy sigma=0.589005 ! Fit after self-cal, rms=0.014407Jy sigma=0.588970 wmodel J1633+0657_C_map.mod ! Writing 43 model components to file: J1633+0657_C_map.mod wobs J1633+0657_C_uvs.fits ! Writing UV FITS file: J1633+0657_C_uvs.fits wwins J1633+0657_C_map.win ! wwins: Wrote 1 windows to J1633+0657_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 = -0.00014455 Jy ! Component: 100 - total flux cleaned = -0.000101019 Jy ! Component: 150 - total flux cleaned = -6.82173e-05 Jy ! Component: 200 - total flux cleaned = -4.56128e-05 Jy ! Component: 250 - total flux cleaned = -1.00202e-05 Jy ! Component: 300 - total flux cleaned = 3.65371e-06 Jy ! Component: 350 - total flux cleaned = -2.83209e-06 Jy ! Component: 400 - total flux cleaned = 9.59903e-06 Jy ! Component: 450 - total flux cleaned = 1.55295e-05 Jy ! Component: 500 - total flux cleaned = 2.12723e-05 Jy ! Component: 550 - total flux cleaned = 1.54759e-05 Jy ! Component: 600 - total flux cleaned = 2.09934e-05 Jy ! Component: 650 - total flux cleaned = 3.72012e-05 Jy ! Component: 700 - total flux cleaned = 4.78252e-05 Jy ! Component: 750 - total flux cleaned = 8.37353e-05 Jy ! Component: 800 - total flux cleaned = 0.000103641 Jy ! Component: 850 - total flux cleaned = 0.000108469 Jy ! Component: 900 - total flux cleaned = 0.000113388 Jy ! Component: 950 - total flux cleaned = 0.000136728 Jy ! Component: 1000 - total flux cleaned = 0.000145817 Jy ! Component: 1050 - total flux cleaned = 0.00016829 Jy ! Component: 1100 - total flux cleaned = 0.00019022 Jy ! Component: 1150 - total flux cleaned = 0.000198805 Jy ! Component: 1200 - total flux cleaned = 0.000215837 Jy ! Component: 1250 - total flux cleaned = 0.000240783 Jy ! Component: 1300 - total flux cleaned = 0.000244726 Jy ! Component: 1350 - total flux cleaned = 0.000228621 Jy ! Component: 1400 - total flux cleaned = 0.000232611 Jy ! Component: 1450 - total flux cleaned = 0.000232595 Jy ! Component: 1500 - total flux cleaned = 0.000224919 Jy ! Component: 1550 - total flux cleaned = 0.000228766 Jy ! Component: 1600 - total flux cleaned = 0.000243721 Jy ! Component: 1650 - total flux cleaned = 0.00025103 Jy ! Component: 1700 - total flux cleaned = 0.000254648 Jy ! Component: 1750 - total flux cleaned = 0.000261861 Jy ! Component: 1800 - total flux cleaned = 0.000272543 Jy ! Component: 1850 - total flux cleaned = 0.000286638 Jy ! Component: 1900 - total flux cleaned = 0.00029016 Jy ! Component: 1950 - total flux cleaned = 0.000300511 Jy ! Component: 2000 - total flux cleaned = 0.00031416 Jy ! Component: 2050 - total flux cleaned = 0.000334454 Jy ! Component: 2100 - total flux cleaned = 0.000341151 Jy ! Component: 2150 - total flux cleaned = 0.000347817 Jy ! Component: 2200 - total flux cleaned = 0.000364285 Jy ! Component: 2250 - total flux cleaned = 0.000383894 Jy ! Component: 2300 - total flux cleaned = 0.000403281 Jy ! Component: 2350 - total flux cleaned = 0.000409665 Jy ! Component: 2400 - total flux cleaned = 0.000425617 Jy ! Component: 2450 - total flux cleaned = 0.000438278 Jy ! Component: 2500 - total flux cleaned = 0.000450861 Jy ! Component: 2550 - total flux cleaned = 0.000466413 Jy ! Component: 2600 - total flux cleaned = 0.000466386 Jy ! Component: 2650 - total flux cleaned = 0.000475608 Jy ! Component: 2700 - total flux cleaned = 0.0004817 Jy ! Component: 2750 - total flux cleaned = 0.000490794 Jy ! Component: 2800 - total flux cleaned = 0.000496815 Jy ! Component: 2850 - total flux cleaned = 0.000490812 Jy ! Component: 2900 - total flux cleaned = 0.000499784 Jy ! Component: 2950 - total flux cleaned = 0.00049979 Jy ! Component: 3000 - total flux cleaned = 0.000505699 Jy ! Component: 3050 - total flux cleaned = 0.000505709 Jy ! Component: 3100 - total flux cleaned = 0.000508666 Jy ! Component: 3150 - total flux cleaned = 0.000511592 Jy ! Component: 3200 - total flux cleaned = 0.000508697 Jy ! Component: 3250 - total flux cleaned = 0.000511593 Jy ! Component: 3300 - total flux cleaned = 0.000511582 Jy ! Component: 3350 - total flux cleaned = 0.000511592 Jy ! Component: 3400 - total flux cleaned = 0.000514445 Jy ! Component: 3450 - total flux cleaned = 0.000505914 Jy ! Component: 3500 - total flux cleaned = 0.000508772 Jy ! Component: 3550 - total flux cleaned = 0.000508779 Jy ! Component: 3600 - total flux cleaned = 0.000505954 Jy ! Component: 3650 - total flux cleaned = 0.000505952 Jy ! Component: 3700 - total flux cleaned = 0.000511531 Jy ! Component: 3750 - total flux cleaned = 0.000511535 Jy ! Component: 3800 - total flux cleaned = 0.00050874 Jy ! Component: 3850 - total flux cleaned = 0.000517067 Jy ! Component: 3900 - total flux cleaned = 0.000519832 Jy ! Component: 3950 - total flux cleaned = 0.000519833 Jy ! Component: 4000 - total flux cleaned = 0.000514314 Jy ! Component: 4050 - total flux cleaned = 0.000514313 Jy ! Total flux subtracted in 4096 components = 0.000511566 Jy ! Clean residual min=-0.000147 max=0.000185 Jy/beam ! Clean residual mean=-0.000000 rms=0.000048 Jy/beam ! Combined flux in latest and established models = 0.00957453 Jy keep ! Adding 215 model components to the UV plane model. ! The established model now contains 258 components and 0.00957452 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1633+0657_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.535 x 5.295 at 8.313 degrees (North through East) ! Clean map min=-0.00028698 max=0.0088768 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1633+0657_C_map.fits wmodel /vlbi/sb072/temp_maps//J1633+0657_C_map.mod ! Writing 258 model components to file: /vlbi/sb072/temp_maps//J1633+0657_C_map.mod wobs /vlbi/sb072/temp_maps//J1633+0657_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1633+0657_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1633+0657_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1633+0657_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00887681 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.48937e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.51722 1.51722 3.03445 6.06889 12.1378 24.2756 48.5512 97.1023 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.008 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 197.729 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1633+0657_C_dfm.log closed on Thu Jan 31 09:40:01 2019