! Started logfile: /vlbi/bp222/maps//J1822+8257_S_dfm.log on Thu Sep 27 11:29:49 2018 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//J1822+8257_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1822+8257_S_uvm.fits ! AN table 1: 69 integrations on 28 of 28 possible baselines. ! AN table 2: 46 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.883501 visibilities/baseline/integration-bin. ! Found source: J1822+8257 ! ! 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 12680 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 J1822+8257_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 54 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 552 telescope corrections were flagged in sub-array 1. ! A total of 234 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.034390Jy sigma=16.451439 ! Fit after self-cal, rms=0.782839Jy sigma=12.272346 ! 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=3.076 mas, bmaj=4.604 mas, bpa=70.93 degrees ! Estimated noise=0.778044 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 = 0.161067 Jy ! Component: 100 - total flux cleaned = 0.222579 Jy ! Total flux subtracted in 100 components = 0.222579 Jy ! Clean residual min=-0.010996 max=0.029792 Jy/beam ! Clean residual mean=-0.000039 rms=0.003174 Jy/beam ! Combined flux in latest and established models = 0.222579 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.222579 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089008Jy sigma=1.390213 ! Fit after self-cal, rms=0.087942Jy sigma=1.376580 ! Inverting map ! Added new window around map position (-4.5, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0361942 Jy ! Component: 100 - total flux cleaned = 0.0556937 Jy ! Total flux subtracted in 100 components = 0.0556937 Jy ! Clean residual min=-0.006843 max=0.010276 Jy/beam ! Clean residual mean=-0.000027 rms=0.001695 Jy/beam ! Combined flux in latest and established models = 0.278273 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 19 components and 0.278273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.069030Jy sigma=1.046807 ! Fit after self-cal, rms=0.068280Jy sigma=1.037353 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134855 Jy ! Component: 100 - total flux cleaned = 0.0196932 Jy ! Total flux subtracted in 100 components = 0.0196932 Jy ! Clean residual min=-0.005943 max=0.005371 Jy/beam ! Clean residual mean=-0.000023 rms=0.001309 Jy/beam ! Combined flux in latest and established models = 0.297966 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 24 components and 0.297966 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065253Jy sigma=0.987438 ! Fit after self-cal, rms=0.064961Jy sigma=0.983775 ! 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=3.834 mas, bmaj=5.573 mas, bpa=71.45 degrees ! Estimated noise=0.462742 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 = 0.00657159 Jy ! Component: 100 - total flux cleaned = 0.00982741 Jy ! Component: 150 - total flux cleaned = 0.0102061 Jy ! Component: 200 - total flux cleaned = 0.0103653 Jy ! Total flux subtracted in 200 components = 0.0103653 Jy ! Clean residual min=-0.005161 max=0.005899 Jy/beam ! Clean residual mean=-0.000054 rms=0.001455 Jy/beam ! Combined flux in latest and established models = 0.308331 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 35 components and 0.308331 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064207Jy sigma=0.973364 ! Fit after self-cal, rms=0.064112Jy sigma=0.972328 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.834 x 5.573 at 71.45 degrees (North through East) ! Clean map min=-0.0049053 max=0.20979 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.00 LA 0.98 ! MK 0.96 NL 0.98 OV 1.05 PT 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.00 HN 1.00 KP 0.93 ! LA 0.90 MK 0.95 NL 1.03 PT 0.97 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.79 FD 1.00 HN 1.04 LA 0.98 ! MK 0.96 NL 1.03 OV 1.03 PT 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.14 FD 1.02 HN 1.00 KP 0.92 ! LA 0.92 MK 0.98 NL 1.05 PT 0.98 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.04 LA 1.00 ! MK 1.00 NL 1.00 OV 1.03 PT 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 1.02 HN 1.01 KP 0.95 ! LA 0.91 MK 0.99 NL 1.04 PT 1.00 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* LA 0.00* ! MK 0.00* NL 0.00* OV 0.00* PT 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.02 HN 1.02 KP 1.00* ! LA 0.88 MK 1.00* NL 1.00* PT 0.98 ! SC 1.00* ! ! ! Fit before self-cal, rms=0.064112Jy sigma=0.972328 ! Fit after self-cal, rms=0.059835Jy sigma=0.907083 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.81 mas, bmaj=5.547 mas, bpa=71.29 degrees ! Estimated noise=0.459693 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 = 0.000274467 Jy ! Component: 100 - total flux cleaned = 0.000119604 Jy ! Component: 150 - total flux cleaned = 0.000187615 Jy ! Component: 200 - total flux cleaned = 0.000126148 Jy ! Total flux subtracted in 200 components = 0.000126148 Jy ! Clean residual min=-0.003834 max=0.003273 Jy/beam ! Clean residual mean=-0.000023 rms=0.000908 Jy/beam ! Combined flux in latest and established models = 0.308458 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 39 components and 0.308458 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059626Jy sigma=0.904410 ! Fit after self-cal, rms=0.059620Jy sigma=0.903736 ! 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=0.059620Jy sigma=0.903736 ! Fit after self-cal, rms=0.058127Jy sigma=0.876902 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.813 mas, bmaj=5.541 mas, bpa=71.27 degrees ! Estimated noise=0.460168 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000995606 Jy ! Component: 100 - total flux cleaned = 0.000940064 Jy ! Component: 150 - total flux cleaned = 0.000981968 Jy ! Component: 200 - total flux cleaned = 0.000943156 Jy ! Total flux subtracted in 200 components = 0.000943156 Jy ! Clean residual min=-0.002186 max=0.002056 Jy/beam ! Clean residual mean=-0.000005 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.309401 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 42 components and 0.309401 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058006Jy sigma=0.875459 ! Fit after self-cal, rms=0.057973Jy sigma=0.874981 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.72208e-05 Jy ! Component: 100 - total flux cleaned = -6.75007e-05 Jy ! Component: 150 - total flux cleaned = -3.2557e-05 Jy ! Component: 200 - total flux cleaned = -6.30912e-05 Jy ! Total flux subtracted in 200 components = -6.30912e-05 Jy ! Clean residual min=-0.002120 max=0.002011 Jy/beam ! Clean residual mean=-0.000005 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.309338 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 45 components and 0.309338 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057899Jy sigma=0.874111 ! Fit after self-cal, rms=0.057872Jy sigma=0.873813 ! 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=0.057872Jy sigma=0.873813 ! Fit after self-cal, rms=0.057594Jy sigma=0.870211 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.805 mas, bmaj=5.551 mas, bpa=71.42 degrees ! Estimated noise=0.45951 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.74361e-05 Jy ! Component: 100 - total flux cleaned = -3.11327e-05 Jy ! Component: 150 - total flux cleaned = -1.20382e-07 Jy ! Component: 200 - total flux cleaned = 2.68691e-05 Jy ! Total flux subtracted in 200 components = 2.68691e-05 Jy ! Clean residual min=-0.001890 max=0.001756 Jy/beam ! Clean residual mean=0.000003 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.309365 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 51 components and 0.309365 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057535Jy sigma=0.869549 ! Fit after self-cal, rms=0.057518Jy sigma=0.869324 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.61728e-06 Jy ! Component: 100 - total flux cleaned = 5.54677e-06 Jy ! Component: 150 - total flux cleaned = -4.6559e-05 Jy ! Component: 200 - total flux cleaned = -7.06615e-05 Jy ! Total flux subtracted in 200 components = -7.06615e-05 Jy ! Clean residual min=-0.001847 max=0.001737 Jy/beam ! Clean residual mean=0.000003 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.309294 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 0.309294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057479Jy sigma=0.868868 ! Fit after self-cal, rms=0.057464Jy sigma=0.868714 ! 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=0.057464Jy sigma=0.868714 ! Fit after self-cal, rms=0.057402Jy sigma=0.868656 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.546 mas, bmaj=10.22 mas, bpa=60.5 degrees ! Estimated noise=0.550949 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.05945e-05 Jy ! Component: 100 - total flux cleaned = -9.06148e-05 Jy ! Component: 150 - total flux cleaned = -0.000126973 Jy ! Component: 200 - total flux cleaned = -0.000153436 Jy ! Total flux subtracted in 200 components = -0.000153436 Jy ! Clean residual min=-0.001828 max=0.001712 Jy/beam ! Clean residual mean=0.000006 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.309141 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 64 components and 0.30914 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057388Jy sigma=0.868507 ! Fit after self-cal, rms=0.057378Jy sigma=0.868395 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 = -4.1656e-05 Jy ! Component: 100 - total flux cleaned = -5.4401e-05 Jy ! Component: 150 - total flux cleaned = -6.27045e-05 Jy ! Component: 200 - total flux cleaned = -7.53239e-05 Jy ! Total flux subtracted in 200 components = -7.53239e-05 Jy ! Clean residual min=-0.001825 max=0.001691 Jy/beam ! Clean residual mean=0.000006 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.309065 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 68 components and 0.309065 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057364Jy sigma=0.868235 ! Fit after self-cal, rms=0.057354Jy sigma=0.868131 ! 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=3.8 mas, bmaj=5.559 mas, bpa=71.5 degrees ! Estimated noise=0.459054 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.8 x 5.559 at 71.5 degrees (North through East) ! Clean map min=-0.0016771 max=0.20653 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=3.053 mas, bmaj=4.595 mas, bpa=71.09 degrees ! Estimated noise=0.772083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.162542 Jy ! Component: 100 - total flux cleaned = 0.228824 Jy ! Component: 150 - total flux cleaned = 0.2631 Jy ! Component: 200 - total flux cleaned = 0.281919 Jy ! Total flux subtracted in 200 components = 0.281919 Jy ! Clean residual min=-0.004345 max=0.009320 Jy/beam ! Clean residual mean=-0.000006 rms=0.001080 Jy/beam ! Combined flux in latest and established models = 0.281919 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.281919 Jy ! Inverting map and beam ! Estimated beam: bmin=3.8 mas, bmaj=5.559 mas, bpa=71.5 degrees ! Estimated noise=0.459054 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 = 0.0132233 Jy ! Component: 100 - total flux cleaned = 0.019861 Jy ! Component: 150 - total flux cleaned = 0.023523 Jy ! Component: 200 - total flux cleaned = 0.0253939 Jy ! Total flux subtracted in 200 components = 0.0253939 Jy ! Clean residual min=-0.002032 max=0.001758 Jy/beam ! Clean residual mean=0.000001 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.307313 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 39 components and 0.307313 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=8.546 mas, bmaj=10.22 mas, bpa=60.5 degrees ! Estimated noise=0.550949 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106566 Jy ! Component: 100 - total flux cleaned = 0.00116836 Jy ! Component: 150 - total flux cleaned = 0.00126929 Jy ! Component: 200 - total flux cleaned = 0.00133302 Jy ! Total flux subtracted in 200 components = 0.00133302 Jy ! Clean residual min=-0.001890 max=0.001705 Jy/beam ! Clean residual mean=0.000005 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.308646 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 = 5.21971e-05 Jy ! Component: 100 - total flux cleaned = 0.000104025 Jy ! Component: 150 - total flux cleaned = 0.000137681 Jy ! Component: 200 - total flux cleaned = 0.000165421 Jy ! Total flux subtracted in 200 components = 0.000165421 Jy ! Clean residual min=-0.001851 max=0.001670 Jy/beam ! Clean residual mean=0.000005 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.308811 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 63 components and 0.308811 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.8 mas, bmaj=5.559 mas, bpa=71.5 degrees ! Estimated noise=0.459054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000228491 Jy ! Component: 100 - total flux cleaned = -0.000187499 Jy ! Component: 150 - total flux cleaned = -0.00015271 Jy ! Component: 200 - total flux cleaned = -0.000119753 Jy ! Total flux subtracted in 200 components = -0.000119753 Jy ! Clean residual min=-0.001937 max=0.001732 Jy/beam ! Clean residual mean=0.000003 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.308691 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 70 components and 0.308692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057429Jy sigma=0.868709 ! Fit after self-cal, rms=0.057400Jy sigma=0.868297 wmodel J1822+8257_S_map.mod ! Writing 70 model components to file: J1822+8257_S_map.mod wobs J1822+8257_S_uvs.fits ! Writing UV FITS file: J1822+8257_S_uvs.fits wwins J1822+8257_S_map.win ! wwins: Wrote 2 windows to J1822+8257_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 = -0.000191229 Jy ! Component: 100 - total flux cleaned = -0.000133929 Jy ! Component: 150 - total flux cleaned = -7.99534e-05 Jy ! Component: 200 - total flux cleaned = -0.0001314 Jy ! Component: 250 - total flux cleaned = -0.00020735 Jy ! Component: 300 - total flux cleaned = -0.000256915 Jy ! Component: 350 - total flux cleaned = -0.000257267 Jy ! Component: 400 - total flux cleaned = -0.000328116 Jy ! Component: 450 - total flux cleaned = -0.00028157 Jy ! Component: 500 - total flux cleaned = -0.00023634 Jy ! Component: 550 - total flux cleaned = -0.000147182 Jy ! Component: 600 - total flux cleaned = -1.58189e-05 Jy ! Component: 650 - total flux cleaned = 5.5549e-06 Jy ! Component: 700 - total flux cleaned = 6.92359e-05 Jy ! Component: 750 - total flux cleaned = 0.000152929 Jy ! Component: 800 - total flux cleaned = 0.000194443 Jy ! Component: 850 - total flux cleaned = 0.000235417 Jy ! Component: 900 - total flux cleaned = 0.000315795 Jy ! Component: 950 - total flux cleaned = 0.000275747 Jy ! Component: 1000 - total flux cleaned = 0.000295415 Jy ! Component: 1050 - total flux cleaned = 0.000256807 Jy ! Component: 1100 - total flux cleaned = 0.000275619 Jy ! Component: 1150 - total flux cleaned = 0.000256684 Jy ! Component: 1200 - total flux cleaned = 0.000200905 Jy ! Component: 1250 - total flux cleaned = 0.000348546 Jy ! Component: 1300 - total flux cleaned = 0.000256861 Jy ! Component: 1350 - total flux cleaned = 0.000238599 Jy ! Component: 1400 - total flux cleaned = 0.000220713 Jy ! Component: 1450 - total flux cleaned = 0.000203138 Jy ! Component: 1500 - total flux cleaned = 0.000168332 Jy ! Component: 1550 - total flux cleaned = 0.000185916 Jy ! Component: 1600 - total flux cleaned = 0.000151587 Jy ! Component: 1650 - total flux cleaned = 0.000100733 Jy ! Component: 1700 - total flux cleaned = 3.41381e-05 Jy ! Component: 1750 - total flux cleaned = 8.36373e-05 Jy ! Component: 1800 - total flux cleaned = 5.07586e-05 Jy ! Component: 1850 - total flux cleaned = -3.02121e-05 Jy ! Component: 1900 - total flux cleaned = -4.62925e-05 Jy ! Component: 1950 - total flux cleaned = -0.00012583 Jy ! Component: 2000 - total flux cleaned = -9.43727e-05 Jy ! Component: 2050 - total flux cleaned = -0.000219513 Jy ! Component: 2100 - total flux cleaned = -0.000266035 Jy ! Component: 2150 - total flux cleaned = -0.000312081 Jy ! Component: 2200 - total flux cleaned = -0.000372934 Jy ! Component: 2250 - total flux cleaned = -0.000433378 Jy ! Component: 2300 - total flux cleaned = -0.000463192 Jy ! Component: 2350 - total flux cleaned = -0.000522651 Jy ! Component: 2400 - total flux cleaned = -0.000478535 Jy ! Component: 2450 - total flux cleaned = -0.000610189 Jy ! Component: 2500 - total flux cleaned = -0.00065366 Jy ! Component: 2550 - total flux cleaned = -0.00072557 Jy ! Component: 2600 - total flux cleaned = -0.000796851 Jy ! Component: 2650 - total flux cleaned = -0.000881842 Jy ! Component: 2700 - total flux cleaned = -0.000909936 Jy ! Component: 2750 - total flux cleaned = -0.000937873 Jy ! Component: 2800 - total flux cleaned = -0.00100715 Jy ! Component: 2850 - total flux cleaned = -0.00111692 Jy ! Component: 2900 - total flux cleaned = -0.00108957 Jy ! Component: 2950 - total flux cleaned = -0.0011032 Jy ! Component: 3000 - total flux cleaned = -0.00118385 Jy ! Component: 3050 - total flux cleaned = -0.00117061 Jy ! Component: 3100 - total flux cleaned = -0.00123676 Jy ! Component: 3150 - total flux cleaned = -0.00122365 Jy ! Component: 3200 - total flux cleaned = -0.00126284 Jy ! Component: 3250 - total flux cleaned = -0.00136669 Jy ! Component: 3300 - total flux cleaned = -0.00139254 Jy ! Component: 3350 - total flux cleaned = -0.00145638 Jy ! Component: 3400 - total flux cleaned = -0.00145651 Jy ! Component: 3450 - total flux cleaned = -0.00148179 Jy ! Component: 3500 - total flux cleaned = -0.00151938 Jy ! Component: 3550 - total flux cleaned = -0.00155679 Jy ! Component: 3600 - total flux cleaned = -0.0015816 Jy ! Component: 3650 - total flux cleaned = -0.00160612 Jy ! Component: 3700 - total flux cleaned = -0.00166735 Jy ! Component: 3750 - total flux cleaned = -0.00172796 Jy ! Component: 3800 - total flux cleaned = -0.00173997 Jy ! Component: 3850 - total flux cleaned = -0.00177604 Jy ! Component: 3900 - total flux cleaned = -0.0017522 Jy ! Component: 3950 - total flux cleaned = -0.0018114 Jy ! Component: 4000 - total flux cleaned = -0.00187028 Jy ! Component: 4050 - total flux cleaned = -0.00188202 Jy ! Total flux subtracted in 4096 components = -0.00191686 Jy ! Clean residual min=-0.000702 max=0.000762 Jy/beam ! Clean residual mean=0.000003 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.306775 Jy keep ! Adding 297 model components to the UV plane model. ! The established model now contains 366 components and 0.306775 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1822+8257_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.8 x 5.559 at 71.5 degrees (North through East) ! Clean map min=-0.0014979 max=0.20644 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1822+8257_S_map.fits wmodel /vlbi/bp222/maps//J1822+8257_S_map.mod ! Writing 366 model components to file: /vlbi/bp222/maps//J1822+8257_S_map.mod wobs /vlbi/bp222/maps//J1822+8257_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1822+8257_S_uvs.fits wwins /vlbi/bp222/maps//J1822+8257_S_map.win ! wwins: Wrote 3 windows to /vlbi/bp222/maps//J1822+8257_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.206445 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000209345 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.304214 0.304214 0.608427 1.21685 2.43371 4.86742 9.73484 19.4697 38.9393 77.8787 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.206 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 986.149 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1822+8257_S_dfm.log closed on Thu Sep 27 11:29:53 2018