! Started logfile: /vlbi/bp222/maps//J2023+5427_S_dfm.log on Mon Jan 14 17:17:09 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/bp222/maps//J2023+5427_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J2023+5427_S_uvm.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! AN table 2: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.953993 visibilities/baseline/integration-bin. ! Found source: J2023+5427 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 54 lines of history. ! ! Reading 4396 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J2023+5427_S] 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 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 144 telescope corrections were flagged in sub-array 1. ! A total of 84 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.115413Jy sigma=18.291465 ! Fit after self-cal, rms=0.668723Jy sigma=10.327900 ! 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=2.559 mas, bmaj=10.43 mas, bpa=31.65 degrees ! Estimated noise=1.06741 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 = 0.279185 Jy ! Component: 100 - total flux cleaned = 0.413218 Jy ! Total flux subtracted in 100 components = 0.413218 Jy ! Clean residual min=-0.027120 max=0.063054 Jy/beam ! Clean residual mean=-0.000489 rms=0.009779 Jy/beam ! Combined flux in latest and established models = 0.413218 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.413218 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177479Jy sigma=2.868803 ! Fit after self-cal, rms=0.172683Jy sigma=2.808402 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0758247 Jy ! Component: 100 - total flux cleaned = 0.118435 Jy ! Total flux subtracted in 100 components = 0.118435 Jy ! Clean residual min=-0.015787 max=0.022763 Jy/beam ! Clean residual mean=-0.000212 rms=0.005072 Jy/beam ! Combined flux in latest and established models = 0.531652 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 0.531652 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.118922Jy sigma=1.848183 ! Fit after self-cal, rms=0.118714Jy sigma=1.845677 ! 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=3.219 mas, bmaj=10.84 mas, bpa=31.88 degrees ! Estimated noise=0.786427 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 = 0.042315 Jy ! Component: 100 - total flux cleaned = 0.0667942 Jy ! Component: 150 - total flux cleaned = 0.0828472 Jy ! Component: 200 - total flux cleaned = 0.0936609 Jy ! Total flux subtracted in 200 components = 0.0936609 Jy ! Clean residual min=-0.014297 max=0.016768 Jy/beam ! Clean residual mean=-0.000141 rms=0.004380 Jy/beam ! Combined flux in latest and established models = 0.625313 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 35 components and 0.625313 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102540Jy sigma=1.535298 ! Fit after self-cal, rms=0.102254Jy sigma=1.530831 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.219 x 10.84 at 31.88 degrees (North through East) ! Clean map min=-0.013741 max=0.37569 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.06 KP 0.94 LA 0.94 ! MK 0.98 NL 1.02 OV 1.03 PT 0.96 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.99 KP 0.97 LA 0.93 ! MK 1.02 NL 0.95 OV 1.02 PT 0.95 ! SC 1.11 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 1.04 KP 0.94 LA 0.95 ! MK 1.00 NL 0.94 OV 1.02 PT 0.95 ! SC 1.30 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 KP 0.97 LA 0.95 ! MK 1.02 NL 0.97 OV 1.00 PT 0.97 ! SC 0.57 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 HN 1.05 KP 0.95 LA 0.96 ! MK 1.00 NL 1.04 OV 1.01 PT 0.95 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 KP 0.96 LA 0.94 ! MK 0.99 NL 1.00 OV 1.02 PT 0.95 ! SC 1.08 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* HN 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 9.56 KP 1.00* LA 2.15 ! MK 1.00* NL 1.00* OV 1.15 PT 0.94 ! SC 1.00* ! ! ! Fit before self-cal, rms=0.102254Jy sigma=1.530831 ! Fit after self-cal, rms=0.059843Jy sigma=0.936635 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.225 mas, bmaj=10.83 mas, bpa=31.89 degrees ! Estimated noise=0.773453 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 (4.5, 24.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0136553 Jy ! Component: 100 - total flux cleaned = 0.0208941 Jy ! Component: 150 - total flux cleaned = 0.0255118 Jy ! Component: 200 - total flux cleaned = 0.0272981 Jy ! Total flux subtracted in 200 components = 0.0272981 Jy ! Clean residual min=-0.005340 max=0.006851 Jy/beam ! Clean residual mean=-0.000038 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 0.652611 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 70 components and 0.652612 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056688Jy sigma=0.875843 ! Fit after self-cal, rms=0.056528Jy sigma=0.872759 ! 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. ! ! Fit before self-cal, rms=0.056528Jy sigma=0.872759 ! Fit after self-cal, rms=0.056139Jy sigma=0.870885 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.226 mas, bmaj=10.84 mas, bpa=31.9 degrees ! Estimated noise=0.770888 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00361616 Jy ! Component: 100 - total flux cleaned = 0.00425284 Jy ! Component: 150 - total flux cleaned = 0.00477623 Jy ! Component: 200 - total flux cleaned = 0.00524575 Jy ! Total flux subtracted in 200 components = 0.00524575 Jy ! Clean residual min=-0.004674 max=0.005439 Jy/beam ! Clean residual mean=-0.000019 rms=0.001176 Jy/beam ! Combined flux in latest and established models = 0.657857 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 96 components and 0.657857 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.055670Jy sigma=0.861892 ! Fit after self-cal, rms=0.055604Jy sigma=0.861158 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 (8.5, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00367276 Jy ! Component: 100 - total flux cleaned = 0.00438354 Jy ! Component: 150 - total flux cleaned = 0.00464589 Jy ! Component: 200 - total flux cleaned = 0.00472896 Jy ! Total flux subtracted in 200 components = 0.00472896 Jy ! Clean residual min=-0.003948 max=0.003616 Jy/beam ! Clean residual mean=-0.000000 rms=0.000971 Jy/beam ! Combined flux in latest and established models = 0.662586 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 126 components and 0.662586 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.055156Jy sigma=0.852600 ! Fit after self-cal, rms=0.055119Jy sigma=0.852248 ! 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. ! ! Fit before self-cal, rms=0.055119Jy sigma=0.852248 ! Fit after self-cal, rms=0.054963Jy sigma=0.851859 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.223 mas, bmaj=10.85 mas, bpa=31.89 degrees ! Estimated noise=0.76938 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107378 Jy ! Component: 100 - total flux cleaned = 0.00135082 Jy ! Component: 150 - total flux cleaned = 0.00141721 Jy ! Component: 200 - total flux cleaned = 0.00159512 Jy ! Total flux subtracted in 200 components = 0.00159512 Jy ! Clean residual min=-0.003737 max=0.003357 Jy/beam ! Clean residual mean=0.000003 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.664181 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 144 components and 0.664181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054815Jy sigma=0.849295 ! Fit after self-cal, rms=0.054806Jy sigma=0.849212 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 = 0.000247345 Jy ! Component: 100 - total flux cleaned = 0.00030369 Jy ! Component: 150 - total flux cleaned = 0.000510221 Jy ! Component: 200 - total flux cleaned = 0.000656163 Jy ! Total flux subtracted in 200 components = 0.000656163 Jy ! Clean residual min=-0.003496 max=0.003277 Jy/beam ! Clean residual mean=0.000004 rms=0.000874 Jy/beam ! Combined flux in latest and established models = 0.664837 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 150 components and 0.664837 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054717Jy sigma=0.847678 ! Fit after self-cal, rms=0.054714Jy sigma=0.847632 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.054714Jy sigma=0.847632 ! Fit after self-cal, rms=0.054693Jy sigma=0.847550 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.222 mas, bmaj=11.55 mas, bpa=32.98 degrees ! Estimated noise=0.935034 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000801298 Jy ! Component: 100 - total flux cleaned = 0.00119957 Jy ! Component: 150 - total flux cleaned = 0.0014564 Jy ! Component: 200 - total flux cleaned = 0.00164646 Jy ! Total flux subtracted in 200 components = 0.00164646 Jy ! Clean residual min=-0.004428 max=0.003792 Jy/beam ! Clean residual mean=0.000008 rms=0.001386 Jy/beam ! Combined flux in latest and established models = 0.666484 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 178 components and 0.666484 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054649Jy sigma=0.846543 ! Fit after self-cal, rms=0.054642Jy sigma=0.846471 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 = 0.000681658 Jy ! Component: 100 - total flux cleaned = 0.000858121 Jy ! Component: 150 - total flux cleaned = 0.000981193 Jy ! Component: 200 - total flux cleaned = 0.00109731 Jy ! Total flux subtracted in 200 components = 0.00109731 Jy ! Clean residual min=-0.004149 max=0.003651 Jy/beam ! Clean residual mean=0.000010 rms=0.001332 Jy/beam ! Combined flux in latest and established models = 0.667581 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 188 components and 0.667581 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054618Jy sigma=0.845889 ! Fit after self-cal, rms=0.054612Jy sigma=0.845830 ! 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=3.221 mas, bmaj=10.86 mas, bpa=31.89 degrees ! Estimated noise=0.769095 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.221 x 10.86 at 31.89 degrees (North through East) ! Clean map min=-0.0029953 max=0.37027 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=2.57 mas, bmaj=10.5 mas, bpa=31.58 degrees ! Estimated noise=1.06007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.281117 Jy ! Component: 100 - total flux cleaned = 0.417837 Jy ! Component: 150 - total flux cleaned = 0.489555 Jy ! Component: 200 - total flux cleaned = 0.53195 Jy ! Total flux subtracted in 200 components = 0.53195 Jy ! Clean residual min=-0.012586 max=0.021992 Jy/beam ! Clean residual mean=-0.000218 rms=0.004093 Jy/beam ! Combined flux in latest and established models = 0.53195 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.53195 Jy ! Inverting map and beam ! Estimated beam: bmin=3.221 mas, bmaj=10.86 mas, bpa=31.89 degrees ! Estimated noise=0.769095 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 = 0.0373512 Jy ! Component: 100 - total flux cleaned = 0.0600655 Jy ! Component: 150 - total flux cleaned = 0.0763506 Jy ! Component: 200 - total flux cleaned = 0.0887141 Jy ! Total flux subtracted in 200 components = 0.0887141 Jy ! Clean residual min=-0.006674 max=0.008363 Jy/beam ! Clean residual mean=-0.000125 rms=0.002172 Jy/beam ! Combined flux in latest and established models = 0.620664 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 76 components and 0.620664 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.222 mas, bmaj=11.55 mas, bpa=32.98 degrees ! Estimated noise=0.935034 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156367 Jy ! Component: 100 - total flux cleaned = 0.0255016 Jy ! Component: 150 - total flux cleaned = 0.0323081 Jy ! Component: 200 - total flux cleaned = 0.037203 Jy ! Total flux subtracted in 200 components = 0.037203 Jy ! Clean residual min=-0.006520 max=0.005346 Jy/beam ! Clean residual mean=-0.000041 rms=0.001755 Jy/beam ! Combined flux in latest and established models = 0.657867 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00210282 Jy ! Component: 100 - total flux cleaned = 0.00381162 Jy ! Component: 150 - total flux cleaned = 0.00514141 Jy ! Component: 200 - total flux cleaned = 0.00610682 Jy ! Total flux subtracted in 200 components = 0.00610682 Jy ! Clean residual min=-0.005301 max=0.004393 Jy/beam ! Clean residual mean=-0.000009 rms=0.001478 Jy/beam ! Combined flux in latest and established models = 0.663974 Jy ! Adding 116 model components to the UV plane model. ! The established model now contains 178 components and 0.663974 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.221 mas, bmaj=10.86 mas, bpa=31.89 degrees ! Estimated noise=0.769095 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00221258 Jy ! Component: 100 - total flux cleaned = 0.00253629 Jy ! Component: 150 - total flux cleaned = 0.00272536 Jy ! Component: 200 - total flux cleaned = 0.00306455 Jy ! Total flux subtracted in 200 components = 0.00306455 Jy ! Clean residual min=-0.003804 max=0.003078 Jy/beam ! Clean residual mean=0.000005 rms=0.000903 Jy/beam ! Combined flux in latest and established models = 0.667039 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 199 components and 0.667039 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054938Jy sigma=0.851042 ! Fit after self-cal, rms=0.054916Jy sigma=0.850726 wmodel J2023+5427_S_map.mod ! Writing 199 model components to file: J2023+5427_S_map.mod wobs J2023+5427_S_uvs.fits ! Writing UV FITS file: J2023+5427_S_uvs.fits wwins J2023+5427_S_map.win ! wwins: Wrote 3 windows to J2023+5427_S_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 = -0.00158342 Jy ! Component: 100 - total flux cleaned = -0.00192118 Jy ! Component: 150 - total flux cleaned = -0.00202188 Jy ! Component: 200 - total flux cleaned = -0.00216235 Jy ! Component: 250 - total flux cleaned = -0.00252291 Jy ! Component: 300 - total flux cleaned = -0.00282313 Jy ! Component: 350 - total flux cleaned = -0.00294627 Jy ! Component: 400 - total flux cleaned = -0.00298604 Jy ! Component: 450 - total flux cleaned = -0.00294894 Jy ! Component: 500 - total flux cleaned = -0.00291238 Jy ! Component: 550 - total flux cleaned = -0.00294782 Jy ! Component: 600 - total flux cleaned = -0.00298245 Jy ! Component: 650 - total flux cleaned = -0.00298232 Jy ! Component: 700 - total flux cleaned = -0.00294941 Jy ! Component: 750 - total flux cleaned = -0.00298039 Jy ! Component: 800 - total flux cleaned = -0.00291956 Jy ! Component: 850 - total flux cleaned = -0.00294976 Jy ! Component: 900 - total flux cleaned = -0.00303704 Jy ! Component: 950 - total flux cleaned = -0.00312193 Jy ! Component: 1000 - total flux cleaned = -0.00317703 Jy ! Component: 1050 - total flux cleaned = -0.00328494 Jy ! Component: 1100 - total flux cleaned = -0.00336408 Jy ! Component: 1150 - total flux cleaned = -0.00333793 Jy ! Component: 1200 - total flux cleaned = -0.0032621 Jy ! Component: 1250 - total flux cleaned = -0.00321289 Jy ! Component: 1300 - total flux cleaned = -0.00316398 Jy ! Component: 1350 - total flux cleaned = -0.00304393 Jy ! Component: 1400 - total flux cleaned = -0.00294927 Jy ! Component: 1450 - total flux cleaned = -0.00285656 Jy ! Component: 1500 - total flux cleaned = -0.00276541 Jy ! Component: 1550 - total flux cleaned = -0.0027428 Jy ! Component: 1600 - total flux cleaned = -0.00263228 Jy ! Component: 1650 - total flux cleaned = -0.00258884 Jy ! Component: 1700 - total flux cleaned = -0.00252467 Jy ! Component: 1750 - total flux cleaned = -0.00250387 Jy ! Component: 1800 - total flux cleaned = -0.00244139 Jy ! Component: 1850 - total flux cleaned = -0.00244177 Jy ! Component: 1900 - total flux cleaned = -0.00238077 Jy ! Component: 1950 - total flux cleaned = -0.0023012 Jy ! Component: 2000 - total flux cleaned = -0.00234073 Jy ! Component: 2050 - total flux cleaned = -0.00232122 Jy ! Component: 2100 - total flux cleaned = -0.00230179 Jy ! Component: 2150 - total flux cleaned = -0.00232077 Jy ! Component: 2200 - total flux cleaned = -0.00232071 Jy ! Component: 2250 - total flux cleaned = -0.00232063 Jy ! Component: 2300 - total flux cleaned = -0.00235761 Jy ! Component: 2350 - total flux cleaned = -0.00239393 Jy ! Component: 2400 - total flux cleaned = -0.00239407 Jy ! Component: 2450 - total flux cleaned = -0.0024652 Jy ! Component: 2500 - total flux cleaned = -0.00246529 Jy ! Component: 2550 - total flux cleaned = -0.00253462 Jy ! Component: 2600 - total flux cleaned = -0.00248293 Jy ! Component: 2650 - total flux cleaned = -0.00250009 Jy ! Component: 2700 - total flux cleaned = -0.0025 Jy ! Component: 2750 - total flux cleaned = -0.00251653 Jy ! Component: 2800 - total flux cleaned = -0.00248346 Jy ! Component: 2850 - total flux cleaned = -0.00246729 Jy ! Component: 2900 - total flux cleaned = -0.00249982 Jy ! Component: 2950 - total flux cleaned = -0.00245148 Jy ! Component: 3000 - total flux cleaned = -0.00241968 Jy ! Component: 3050 - total flux cleaned = -0.00243563 Jy ! Component: 3100 - total flux cleaned = -0.00243552 Jy ! Component: 3150 - total flux cleaned = -0.00238865 Jy ! Component: 3200 - total flux cleaned = -0.00235773 Jy ! Component: 3250 - total flux cleaned = -0.00231187 Jy ! Component: 3300 - total flux cleaned = -0.00237274 Jy ! Component: 3350 - total flux cleaned = -0.00234239 Jy ! Component: 3400 - total flux cleaned = -0.0023275 Jy ! Component: 3450 - total flux cleaned = -0.00229772 Jy ! Component: 3500 - total flux cleaned = -0.00232735 Jy ! Component: 3550 - total flux cleaned = -0.00228316 Jy ! Component: 3600 - total flux cleaned = -0.00226856 Jy ! Component: 3650 - total flux cleaned = -0.00225392 Jy ! Component: 3700 - total flux cleaned = -0.00223947 Jy ! Component: 3750 - total flux cleaned = -0.00215338 Jy ! Component: 3800 - total flux cleaned = -0.00211062 Jy ! Component: 3850 - total flux cleaned = -0.00209636 Jy ! Component: 3900 - total flux cleaned = -0.002054 Jy ! Component: 3950 - total flux cleaned = -0.00198389 Jy ! Component: 4000 - total flux cleaned = -0.00194208 Jy ! Component: 4050 - total flux cleaned = -0.00192828 Jy ! Total flux subtracted in 4096 components = -0.00190071 Jy ! Clean residual min=-0.000920 max=0.000810 Jy/beam ! Clean residual mean=0.000004 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.665138 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 488 components and 0.665138 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J2023+5427_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.221 x 10.86 at 31.89 degrees (North through East) ! Clean map min=-0.0024949 max=0.36899 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J2023+5427_S_map.fits wmodel /vlbi/bp222/maps//J2023+5427_S_map.mod ! Writing 488 model components to file: /vlbi/bp222/maps//J2023+5427_S_map.mod wobs /vlbi/bp222/maps//J2023+5427_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J2023+5427_S_uvs.fits wwins /vlbi/bp222/maps//J2023+5427_S_map.win ! wwins: Wrote 4 windows to /vlbi/bp222/maps//J2023+5427_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.368995 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000246728 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.200595 0.200595 0.40119 0.802379 1.60476 3.20952 6.41903 12.8381 25.6761 51.3523 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.368 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1495.55 quit ! Quitting program ! Log file /vlbi/bp222/maps//J2023+5427_S_dfm.log closed on Mon Jan 14 17:17:13 2019