! Started logfile: /vlbi/sb072/temp_maps//J1838+3253_C_dfm.log on Tue Mar 5 23:28:51 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//J1838+3253_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1838+3253_C_uva.fits ! AN table 1: 3 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1838+3253 ! ! 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 85 lines of history. ! ! Reading 864 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 J1838+3253_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=1.006483Jy sigma=48.461619 ! Fit after self-cal, rms=0.886066Jy sigma=42.565329 ! 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=1.597 mas, bmaj=4.181 mas, bpa=19.62 degrees ! Estimated noise=0.659115 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 = 0.0871315 Jy ! Component: 100 - total flux cleaned = 0.106203 Jy ! Total flux subtracted in 100 components = 0.106203 Jy ! Clean residual min=-0.004339 max=0.007784 Jy/beam ! Clean residual mean=-0.000007 rms=0.001204 Jy/beam ! Combined flux in latest and established models = 0.106203 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.106203 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=0.021944Jy sigma=1.048848 ! Fit after self-cal, rms=0.021930Jy sigma=1.047968 ! Inverting map ! Added new window around map position (-3.6, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00761981 Jy ! Component: 100 - total flux cleaned = 0.0120295 Jy ! Total flux subtracted in 100 components = 0.0120295 Jy ! Clean residual min=-0.003454 max=0.005403 Jy/beam ! Clean residual mean=-0.000004 rms=0.000888 Jy/beam ! Combined flux in latest and established models = 0.118233 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.118233 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=0.018472Jy sigma=0.863984 ! Fit after self-cal, rms=0.018247Jy sigma=0.852501 ! 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=1.966 mas, bmaj=4.413 mas, bpa=17.63 degrees ! Estimated noise=0.511687 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 = 0.00491853 Jy ! Component: 100 - total flux cleaned = 0.00823276 Jy ! Component: 150 - total flux cleaned = 0.0107044 Jy ! Component: 200 - total flux cleaned = 0.0125866 Jy ! Total flux subtracted in 200 components = 0.0125866 Jy ! Clean residual min=-0.002851 max=0.003877 Jy/beam ! Clean residual mean=-0.000000 rms=0.000817 Jy/beam ! Combined flux in latest and established models = 0.130819 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 40 components and 0.130819 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=0.016654Jy sigma=0.760640 ! Fit after self-cal, rms=0.016575Jy sigma=0.756826 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.966 x 4.413 at 17.63 degrees (North through East) ! Clean map min=-0.0026916 max=0.11 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 0.97 KP 0.95 ! LA 1.06 NL 1.06 OV 1.04 PT 0.94 ! SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.92 HN 1.01 KP 0.99 ! LA 1.05 NL 1.10 OV 1.05 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.93 HN 0.97 KP 0.91 ! LA 1.06 NL 1.06 OV 1.01 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 0.95 KP 0.95 ! LA 1.07 NL 1.10 OV 1.06 PT 0.95 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.99 KP 0.97 ! LA 1.05 NL 1.05 OV 0.99 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.02 KP 0.96 ! LA 1.07 NL 1.07 OV 0.98 PT 0.91 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 1.02 KP 0.95 ! LA 1.04 NL 1.10 OV 0.98 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.93 HN 1.01 KP 0.97 ! LA 1.06 NL 1.00 OV 1.01 PT 0.93 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.016575Jy sigma=0.756826 ! Fit after self-cal, rms=0.014938Jy sigma=0.655895 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.97 mas, bmaj=4.413 mas, bpa=17.33 degrees ! Estimated noise=0.509923 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 = -0.00111812 Jy ! Component: 100 - total flux cleaned = -0.000939967 Jy ! Component: 150 - total flux cleaned = -0.000812706 Jy ! Component: 200 - total flux cleaned = -0.000700066 Jy ! Total flux subtracted in 200 components = -0.000700066 Jy ! Clean residual min=-0.001712 max=0.001811 Jy/beam ! Clean residual mean=0.000000 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.130119 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 55 components and 0.130119 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=0.014790Jy sigma=0.649351 ! Fit after self-cal, rms=0.014778Jy sigma=0.648611 ! 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=0.014778Jy sigma=0.648611 ! Fit after self-cal, rms=0.014752Jy sigma=0.647518 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.968 mas, bmaj=4.415 mas, bpa=17.31 degrees ! Estimated noise=0.509232 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000737295 Jy ! Component: 100 - total flux cleaned = -0.000696163 Jy ! Component: 150 - total flux cleaned = -0.000619873 Jy ! Component: 200 - total flux cleaned = -0.000534954 Jy ! Total flux subtracted in 200 components = -0.000534954 Jy ! Clean residual min=-0.001529 max=0.001790 Jy/beam ! Clean residual mean=0.000000 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.129584 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 0.129584 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=0.014678Jy sigma=0.644204 ! Fit after self-cal, rms=0.014668Jy sigma=0.643852 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 (-7.8, 3.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153547 Jy ! Component: 100 - total flux cleaned = 0.00200815 Jy ! Component: 150 - total flux cleaned = 0.00218988 Jy ! Component: 200 - total flux cleaned = 0.00231143 Jy ! Total flux subtracted in 200 components = 0.00231143 Jy ! Clean residual min=-0.001415 max=0.001387 Jy/beam ! Clean residual mean=0.000001 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.131896 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 78 components and 0.131896 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=0.014442Jy sigma=0.632350 ! Fit after self-cal, rms=0.014434Jy sigma=0.631937 ! 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=0.014434Jy sigma=0.631937 ! Fit after self-cal, rms=0.014398Jy sigma=0.630615 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.966 mas, bmaj=4.414 mas, bpa=17.3 degrees ! Estimated noise=0.507919 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000100087 Jy ! Component: 100 - total flux cleaned = 0.00019026 Jy ! Component: 150 - total flux cleaned = 0.000228839 Jy ! Component: 200 - total flux cleaned = 0.000245387 Jy ! Total flux subtracted in 200 components = 0.000245387 Jy ! Clean residual min=-0.001324 max=0.001427 Jy/beam ! Clean residual mean=0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.132141 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 86 components and 0.132141 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=0.014327Jy sigma=0.627607 ! Fit after self-cal, rms=0.014320Jy sigma=0.627384 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 (74.7, -62.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000731594 Jy ! Component: 100 - total flux cleaned = 0.000925402 Jy ! Component: 150 - total flux cleaned = 0.00107099 Jy ! Component: 200 - total flux cleaned = 0.00117655 Jy ! Total flux subtracted in 200 components = 0.00117655 Jy ! Clean residual min=-0.001126 max=0.001111 Jy/beam ! Clean residual mean=0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.133318 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 99 components and 0.133318 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=0.014164Jy sigma=0.620363 ! Fit after self-cal, rms=0.014159Jy sigma=0.620127 ! 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=0.014159Jy sigma=0.620127 ! Fit after self-cal, rms=0.014147Jy sigma=0.619522 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.037 mas, bmaj=5.32 mas, bpa=9.051 degrees ! Estimated noise=0.594535 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000218802 Jy ! Component: 100 - total flux cleaned = 0.000385633 Jy ! Component: 150 - total flux cleaned = 0.000543078 Jy ! Component: 200 - total flux cleaned = 0.000652554 Jy ! Total flux subtracted in 200 components = 0.000652554 Jy ! Clean residual min=-0.001124 max=0.001137 Jy/beam ! Clean residual mean=0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.13397 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 123 components and 0.13397 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=0.014115Jy sigma=0.617810 ! Fit after self-cal, rms=0.014111Jy sigma=0.617664 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 = 0.000118044 Jy ! Component: 100 - total flux cleaned = 0.000176063 Jy ! Component: 150 - total flux cleaned = 0.000229186 Jy ! Component: 200 - total flux cleaned = 0.000266359 Jy ! Total flux subtracted in 200 components = 0.000266359 Jy ! Clean residual min=-0.001081 max=0.001066 Jy/beam ! Clean residual mean=0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.134237 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 133 components and 0.134237 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=0.014093Jy sigma=0.616823 ! Fit after self-cal, rms=0.014090Jy sigma=0.616769 ! 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=1.967 mas, bmaj=4.416 mas, bpa=17.27 degrees ! Estimated noise=0.507567 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.967 x 4.416 at 17.27 degrees (North through East) ! Clean map min=-0.0010561 max=0.10953 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=1.596 mas, bmaj=4.169 mas, bpa=19.21 degrees ! Estimated noise=0.656507 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.086751 Jy ! Component: 100 - total flux cleaned = 0.105757 Jy ! Component: 150 - total flux cleaned = 0.112203 Jy ! Component: 200 - total flux cleaned = 0.115898 Jy ! Total flux subtracted in 200 components = 0.115898 Jy ! Clean residual min=-0.002435 max=0.002909 Jy/beam ! Clean residual mean=-0.000003 rms=0.000602 Jy/beam ! Combined flux in latest and established models = 0.115898 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.115898 Jy ! Inverting map and beam ! Estimated beam: bmin=1.967 mas, bmaj=4.416 mas, bpa=17.27 degrees ! Estimated noise=0.507567 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 = 0.00365608 Jy ! Component: 100 - total flux cleaned = 0.00607288 Jy ! Component: 150 - total flux cleaned = 0.00801491 Jy ! Component: 200 - total flux cleaned = 0.00939792 Jy ! Total flux subtracted in 200 components = 0.00939792 Jy ! Clean residual min=-0.001635 max=0.001759 Jy/beam ! Clean residual mean=-0.000001 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.125296 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 51 components and 0.125296 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=4.037 mas, bmaj=5.32 mas, bpa=9.051 degrees ! Estimated noise=0.594535 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00226564 Jy ! Component: 100 - total flux cleaned = 0.00366784 Jy ! Component: 150 - total flux cleaned = 0.00469083 Jy ! Component: 200 - total flux cleaned = 0.00554165 Jy ! Total flux subtracted in 200 components = 0.00554165 Jy ! Clean residual min=-0.001336 max=0.001520 Jy/beam ! Clean residual mean=0.000000 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.130837 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 = 0.000722064 Jy ! Component: 100 - total flux cleaned = 0.00130763 Jy ! Component: 150 - total flux cleaned = 0.00183485 Jy ! Component: 200 - total flux cleaned = 0.00226375 Jy ! Total flux subtracted in 200 components = 0.00226375 Jy ! Clean residual min=-0.001153 max=0.001245 Jy/beam ! Clean residual mean=0.000001 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.133101 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 104 components and 0.133101 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.967 mas, bmaj=4.416 mas, bpa=17.27 degrees ! Estimated noise=0.507567 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000341757 Jy ! Component: 100 - total flux cleaned = -0.000380856 Jy ! Component: 150 - total flux cleaned = -0.000269621 Jy ! Component: 200 - total flux cleaned = -0.000193737 Jy ! Total flux subtracted in 200 components = -0.000193737 Jy ! Clean residual min=-0.001119 max=0.001115 Jy/beam ! Clean residual mean=0.000000 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.132907 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 125 components and 0.132907 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=0.014208Jy sigma=0.621561 ! Fit after self-cal, rms=0.014199Jy sigma=0.621135 wmodel J1838+3253_C_map.mod ! Writing 125 model components to file: J1838+3253_C_map.mod wobs J1838+3253_C_uvs.fits ! Writing UV FITS file: J1838+3253_C_uvs.fits wwins J1838+3253_C_map.win ! wwins: Wrote 4 windows to J1838+3253_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 = -0.000295793 Jy ! Component: 100 - total flux cleaned = -0.000570272 Jy ! Component: 150 - total flux cleaned = -0.000700111 Jy ! Component: 200 - total flux cleaned = -0.000841114 Jy ! Component: 250 - total flux cleaned = -0.000943026 Jy ! Component: 300 - total flux cleaned = -0.00104234 Jy ! Component: 350 - total flux cleaned = -0.00115475 Jy ! Component: 400 - total flux cleaned = -0.00126336 Jy ! Component: 450 - total flux cleaned = -0.00130868 Jy ! Component: 500 - total flux cleaned = -0.00130879 Jy ! Component: 550 - total flux cleaned = -0.00135207 Jy ! Component: 600 - total flux cleaned = -0.00136611 Jy ! Component: 650 - total flux cleaned = -0.00137982 Jy ! Component: 700 - total flux cleaned = -0.00140629 Jy ! Component: 750 - total flux cleaned = -0.00139323 Jy ! Component: 800 - total flux cleaned = -0.00144472 Jy ! Component: 850 - total flux cleaned = -0.00148207 Jy ! Component: 900 - total flux cleaned = -0.00148191 Jy ! Component: 950 - total flux cleaned = -0.00154247 Jy ! Component: 1000 - total flux cleaned = -0.00160175 Jy ! Component: 1050 - total flux cleaned = -0.00161355 Jy ! Component: 1100 - total flux cleaned = -0.00172835 Jy ! Component: 1150 - total flux cleaned = -0.00177354 Jy ! Component: 1200 - total flux cleaned = -0.00182912 Jy ! Component: 1250 - total flux cleaned = -0.0018947 Jy ! Component: 1300 - total flux cleaned = -0.0019591 Jy ! Component: 1350 - total flux cleaned = -0.0020225 Jy ! Component: 1400 - total flux cleaned = -0.00205365 Jy ! Component: 1450 - total flux cleaned = -0.00209463 Jy ! Component: 1500 - total flux cleaned = -0.00211493 Jy ! Component: 1550 - total flux cleaned = -0.00214482 Jy ! Component: 1600 - total flux cleaned = -0.00214478 Jy ! Component: 1650 - total flux cleaned = -0.00215437 Jy ! Component: 1700 - total flux cleaned = -0.00216384 Jy ! Component: 1750 - total flux cleaned = -0.00215434 Jy ! Component: 1800 - total flux cleaned = -0.00214502 Jy ! Component: 1850 - total flux cleaned = -0.00214503 Jy ! Component: 1900 - total flux cleaned = -0.00214505 Jy ! Component: 1950 - total flux cleaned = -0.00215404 Jy ! Component: 2000 - total flux cleaned = -0.00216295 Jy ! Component: 2050 - total flux cleaned = -0.0021893 Jy ! Component: 2100 - total flux cleaned = -0.0021892 Jy ! Component: 2150 - total flux cleaned = -0.0021978 Jy ! Component: 2200 - total flux cleaned = -0.00223196 Jy ! Component: 2250 - total flux cleaned = -0.00224884 Jy ! Component: 2300 - total flux cleaned = -0.00227396 Jy ! Component: 2350 - total flux cleaned = -0.0022988 Jy ! Component: 2400 - total flux cleaned = -0.00233162 Jy ! Component: 2450 - total flux cleaned = -0.00233973 Jy ! Component: 2500 - total flux cleaned = -0.00233976 Jy ! Component: 2550 - total flux cleaned = -0.00239576 Jy ! Component: 2600 - total flux cleaned = -0.00241157 Jy ! Component: 2650 - total flux cleaned = -0.00247452 Jy ! Component: 2700 - total flux cleaned = -0.00250564 Jy ! Component: 2750 - total flux cleaned = -0.00254419 Jy ! Component: 2800 - total flux cleaned = -0.00256713 Jy ! Component: 2850 - total flux cleaned = -0.00262025 Jy ! Component: 2900 - total flux cleaned = -0.00265032 Jy ! Component: 2950 - total flux cleaned = -0.00269508 Jy ! Component: 3000 - total flux cleaned = -0.00273204 Jy ! Component: 3050 - total flux cleaned = -0.00276865 Jy ! Component: 3100 - total flux cleaned = -0.002805 Jy ! Component: 3150 - total flux cleaned = -0.00284828 Jy ! Component: 3200 - total flux cleaned = -0.00289132 Jy ! Component: 3250 - total flux cleaned = -0.00290557 Jy ! Component: 3300 - total flux cleaned = -0.0029409 Jy ! Component: 3350 - total flux cleaned = -0.00299697 Jy ! Component: 3400 - total flux cleaned = -0.00302478 Jy ! Component: 3450 - total flux cleaned = -0.00305934 Jy ! Component: 3500 - total flux cleaned = -0.0030799 Jy ! Component: 3550 - total flux cleaned = -0.00310041 Jy ! Component: 3600 - total flux cleaned = -0.00311402 Jy ! Component: 3650 - total flux cleaned = -0.00314778 Jy ! Component: 3700 - total flux cleaned = -0.00316121 Jy ! Component: 3750 - total flux cleaned = -0.00318786 Jy ! Component: 3800 - total flux cleaned = -0.00322102 Jy ! Component: 3850 - total flux cleaned = -0.00324083 Jy ! Component: 3900 - total flux cleaned = -0.00325398 Jy ! Component: 3950 - total flux cleaned = -0.00328663 Jy ! Component: 4000 - total flux cleaned = -0.00331261 Jy ! Component: 4050 - total flux cleaned = -0.00332554 Jy ! Total flux subtracted in 4096 components = -0.00335773 Jy ! Clean residual min=-0.000367 max=0.000338 Jy/beam ! Clean residual mean=0.000002 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.12955 Jy keep ! Adding 247 model components to the UV plane model. ! The established model now contains 372 components and 0.12955 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1838+3253_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.967 x 4.416 at 17.27 degrees (North through East) ! Clean map min=-0.0010075 max=0.11019 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1838+3253_C_map.fits wmodel /vlbi/sb072/temp_maps//J1838+3253_C_map.mod ! Writing 372 model components to file: /vlbi/sb072/temp_maps//J1838+3253_C_map.mod wobs /vlbi/sb072/temp_maps//J1838+3253_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1838+3253_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1838+3253_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1838+3253_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.110195 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0001068 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.290759 0.290759 0.581518 1.16304 2.32607 4.65214 9.30428 18.6086 37.2171 74.4343 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.11 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1031.78 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1838+3253_C_dfm.log closed on Tue Mar 5 23:28:55 2019