! Started logfile: /vlbi/uf001/uva//J1628+2247_S_dfm.log on Mon Jan 14 03:42:05 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/uf001/uva//J1628+2247_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1628+2247_S_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.866156 visibilities/baseline/integration-bin. ! Found source: J1628+2247 ! ! There are 3 IFs, and a total of 3 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 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 10173 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 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 J1628+2247_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 142 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 142 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 142 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008818Jy sigma=21.533395 ! Fit after self-cal, rms=0.897893Jy sigma=19.136575 ! 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=2.541 mas, bmaj=5.787 mas, bpa=-4.78 degrees ! Estimated noise=0.55316 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 = 0.0787215 Jy ! Component: 100 - total flux cleaned = 0.101255 Jy ! Total flux subtracted in 100 components = 0.101255 Jy ! Clean residual min=-0.005138 max=0.009092 Jy/beam ! Clean residual mean=-0.000032 rms=0.001460 Jy/beam ! Combined flux in latest and established models = 0.101255 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.101255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063240Jy sigma=1.311983 ! Fit after self-cal, rms=0.063218Jy sigma=1.311339 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00940525 Jy ! Component: 100 - total flux cleaned = 0.0136847 Jy ! Total flux subtracted in 100 components = 0.0136847 Jy ! Clean residual min=-0.004781 max=0.009013 Jy/beam ! Clean residual mean=-0.000027 rms=0.001265 Jy/beam ! Combined flux in latest and established models = 0.11494 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 0.11494 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061789Jy sigma=1.278476 ! Fit after self-cal, rms=0.061777Jy sigma=1.278147 ! Inverting map ! Added new window around map position (32.5, -49). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00872139 Jy ! Component: 100 - total flux cleaned = 0.0140113 Jy ! Total flux subtracted in 100 components = 0.0140113 Jy ! Clean residual min=-0.004085 max=0.005770 Jy/beam ! Clean residual mean=-0.000023 rms=0.001047 Jy/beam ! Combined flux in latest and established models = 0.128951 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 36 components and 0.128951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060155Jy sigma=1.245038 ! Fit after self-cal, rms=0.060062Jy sigma=1.243281 ! 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=3.041 mas, bmaj=6.464 mas, bpa=-4.66 degrees ! Estimated noise=0.36668 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, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00703003 Jy ! Component: 100 - total flux cleaned = 0.0118502 Jy ! Component: 150 - total flux cleaned = 0.0156076 Jy ! Component: 200 - total flux cleaned = 0.0187006 Jy ! Total flux subtracted in 200 components = 0.0187006 Jy ! Clean residual min=-0.003189 max=0.004890 Jy/beam ! Clean residual mean=-0.000016 rms=0.000908 Jy/beam ! Combined flux in latest and established models = 0.147652 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 74 components and 0.147652 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058940Jy sigma=1.220451 ! Fit after self-cal, rms=0.058875Jy sigma=1.219053 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.041 x 6.464 at -4.66 degrees (North through East) ! Clean map min=-0.0031661 max=0.10342 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.98 KP 0.93 ! LA 0.87 MK 0.98 NL 1.04 OV 1.03 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.99 KP 0.97 ! LA 0.89 MK 1.00 NL 1.07 OV 1.01 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.98 KP 0.98 ! LA 0.91 MK 1.02 NL 1.03 OV 1.02 ! PT 1.00* SC 1.00 ! ! ! Fit before self-cal, rms=0.058875Jy sigma=1.219053 ! Fit after self-cal, rms=0.057544Jy sigma=1.207026 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.053 mas, bmaj=6.515 mas, bpa=-4.692 degrees ! Estimated noise=0.359459 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 (12, -16.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00445445 Jy ! Component: 100 - total flux cleaned = 0.00691376 Jy ! Component: 150 - total flux cleaned = 0.00882538 Jy ! Component: 200 - total flux cleaned = 0.0101651 Jy ! Total flux subtracted in 200 components = 0.0101651 Jy ! Clean residual min=-0.002254 max=0.002446 Jy/beam ! Clean residual mean=-0.000003 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.157817 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 119 components and 0.157817 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057162Jy sigma=1.198180 ! Fit after self-cal, rms=0.057173Jy sigma=1.197385 ! 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. ! ! Fit before self-cal, rms=0.057173Jy sigma=1.197385 ! Fit after self-cal, rms=0.057292Jy sigma=1.190476 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.05 mas, bmaj=6.493 mas, bpa=-4.578 degrees ! Estimated noise=0.359118 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176756 Jy ! Component: 100 - total flux cleaned = 0.00303996 Jy ! Component: 150 - total flux cleaned = 0.0040676 Jy ! Component: 200 - total flux cleaned = 0.00493183 Jy ! Total flux subtracted in 200 components = 0.00493183 Jy ! Clean residual min=-0.001762 max=0.002033 Jy/beam ! Clean residual mean=0.000001 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.162749 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 142 components and 0.162749 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057218Jy sigma=1.188664 ! Fit after self-cal, rms=0.057226Jy sigma=1.188446 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 (-51.5, 118). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00185614 Jy ! Component: 100 - total flux cleaned = 0.00267287 Jy ! Component: 150 - total flux cleaned = 0.00317832 Jy ! Component: 200 - total flux cleaned = 0.00350865 Jy ! Total flux subtracted in 200 components = 0.00350865 Jy ! Clean residual min=-0.001608 max=0.001945 Jy/beam ! Clean residual mean=0.000000 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.166258 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 160 components and 0.166258 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057159Jy sigma=1.186903 ! Fit after self-cal, rms=0.057158Jy sigma=1.186818 ! Inverting map ! Added new window around map position (-61.5, 52.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161954 Jy ! Component: 100 - total flux cleaned = 0.00216872 Jy ! Component: 150 - total flux cleaned = 0.00273736 Jy ! Component: 200 - total flux cleaned = 0.00313106 Jy ! Total flux subtracted in 200 components = 0.00313106 Jy ! Clean residual min=-0.001499 max=0.001645 Jy/beam ! Clean residual mean=0.000001 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.169389 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 187 components and 0.169389 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057096Jy sigma=1.185531 ! Fit after self-cal, rms=0.057093Jy sigma=1.185440 ! Inverting map ! Added new window around map position (72.5, -117.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00137133 Jy ! Component: 100 - total flux cleaned = 0.0019216 Jy ! Component: 150 - total flux cleaned = 0.00231932 Jy ! Component: 200 - total flux cleaned = 0.00263323 Jy ! Total flux subtracted in 200 components = 0.00263323 Jy ! Clean residual min=-0.001395 max=0.001444 Jy/beam ! Clean residual mean=-0.000000 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.172022 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 211 components and 0.172022 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057053Jy sigma=1.184502 ! Fit after self-cal, rms=0.057050Jy sigma=1.184444 ! 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. ! ! Fit before self-cal, rms=0.057050Jy sigma=1.184444 ! Fit after self-cal, rms=0.057081Jy sigma=1.184159 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.047 mas, bmaj=6.487 mas, bpa=-4.598 degrees ! Estimated noise=0.358653 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000548852 Jy ! Component: 100 - total flux cleaned = 0.00105623 Jy ! Component: 150 - total flux cleaned = 0.00138757 Jy ! Component: 200 - total flux cleaned = 0.00161417 Jy ! Total flux subtracted in 200 components = 0.00161417 Jy ! Clean residual min=-0.001428 max=0.001355 Jy/beam ! Clean residual mean=0.000000 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.173636 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 234 components and 0.173636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057065Jy sigma=1.183756 ! Fit after self-cal, rms=0.057070Jy sigma=1.183744 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 = 0.000287033 Jy ! Component: 100 - total flux cleaned = 0.000382398 Jy ! Component: 150 - total flux cleaned = 0.000455185 Jy ! Component: 200 - total flux cleaned = 0.000524601 Jy ! Total flux subtracted in 200 components = 0.000524601 Jy ! Clean residual min=-0.001406 max=0.001338 Jy/beam ! Clean residual mean=0.000000 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.174161 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 247 components and 0.174161 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057060Jy sigma=1.183500 ! Fit after self-cal, rms=0.057059Jy sigma=1.183497 ! 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. ! ! Fit before self-cal, rms=0.057059Jy sigma=1.183497 ! Fit after self-cal, rms=0.057062Jy sigma=1.183481 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.502 mas, bmaj=9.311 mas, bpa=-4.159 degrees ! Estimated noise=0.480304 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000569651 Jy ! Component: 100 - total flux cleaned = 0.00109075 Jy ! Component: 150 - total flux cleaned = 0.00143541 Jy ! Component: 200 - total flux cleaned = 0.00167366 Jy ! Total flux subtracted in 200 components = 0.00167366 Jy ! Clean residual min=-0.001799 max=0.001601 Jy/beam ! Clean residual mean=0.000000 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.175834 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 266 components and 0.175834 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057060Jy sigma=1.183483 ! Fit after self-cal, rms=0.057059Jy sigma=1.183443 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 = 0.000349428 Jy ! Component: 100 - total flux cleaned = 0.000600106 Jy ! Component: 150 - total flux cleaned = 0.000745742 Jy ! Component: 200 - total flux cleaned = 0.000909905 Jy ! Total flux subtracted in 200 components = 0.000909905 Jy ! Clean residual min=-0.001782 max=0.001590 Jy/beam ! Clean residual mean=0.000001 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.176744 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 277 components and 0.176744 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057060Jy sigma=1.183469 ! Fit after self-cal, rms=0.057059Jy sigma=1.183458 ! 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=3.046 mas, bmaj=6.485 mas, bpa=-4.596 degrees ! Estimated noise=0.358557 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.046 x 6.485 at -4.596 degrees (North through East) ! Clean map min=-0.0013461 max=0.10147 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=2.546 mas, bmaj=5.794 mas, bpa=-4.747 degrees ! Estimated noise=0.543554 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0771726 Jy ! Component: 100 - total flux cleaned = 0.0994369 Jy ! Component: 150 - total flux cleaned = 0.110459 Jy ! Component: 200 - total flux cleaned = 0.11836 Jy ! Total flux subtracted in 200 components = 0.11836 Jy ! Clean residual min=-0.003898 max=0.004940 Jy/beam ! Clean residual mean=-0.000010 rms=0.001042 Jy/beam ! Combined flux in latest and established models = 0.11836 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.11836 Jy ! Inverting map and beam ! Estimated beam: bmin=3.046 mas, bmaj=6.485 mas, bpa=-4.596 degrees ! Estimated noise=0.358557 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (32.5, -43). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00804583 Jy ! Component: 100 - total flux cleaned = 0.0141994 Jy ! Component: 150 - total flux cleaned = 0.019253 Jy ! Component: 200 - total flux cleaned = 0.0235196 Jy ! Total flux subtracted in 200 components = 0.0235196 Jy ! Clean residual min=-0.002475 max=0.002639 Jy/beam ! Clean residual mean=-0.000003 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.141879 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 82 components and 0.141879 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=6.502 mas, bmaj=9.311 mas, bpa=-4.159 degrees ! Estimated noise=0.480304 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00654523 Jy ! Component: 100 - total flux cleaned = 0.01112 Jy ! Component: 150 - total flux cleaned = 0.0146599 Jy ! Component: 200 - total flux cleaned = 0.017525 Jy ! Total flux subtracted in 200 components = 0.017525 Jy ! Clean residual min=-0.002711 max=0.002179 Jy/beam ! Clean residual mean=0.000000 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.159404 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 = 0.00238621 Jy ! Component: 100 - total flux cleaned = 0.00441618 Jy ! Component: 150 - total flux cleaned = 0.00615754 Jy ! Component: 200 - total flux cleaned = 0.00766377 Jy ! Total flux subtracted in 200 components = 0.00766377 Jy ! Clean residual min=-0.002102 max=0.001612 Jy/beam ! Clean residual mean=0.000001 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.167068 Jy ! Adding 125 model components to the UV plane model. ! The established model now contains 190 components and 0.167068 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.046 mas, bmaj=6.485 mas, bpa=-4.596 degrees ! Estimated noise=0.358557 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119178 Jy ! Component: 100 - total flux cleaned = 0.0020642 Jy ! Component: 150 - total flux cleaned = 0.00288034 Jy ! Component: 200 - total flux cleaned = 0.00335894 Jy ! Total flux subtracted in 200 components = 0.00335894 Jy ! Clean residual min=-0.001601 max=0.001583 Jy/beam ! Clean residual mean=0.000001 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.170427 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 223 components and 0.170427 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057156Jy sigma=1.185694 ! Fit after self-cal, rms=0.057140Jy sigma=1.185343 wmodel J1628+2247_S_map.mod ! Writing 223 model components to file: J1628+2247_S_map.mod wobs J1628+2247_S_uvs.fits ! Writing UV FITS file: J1628+2247_S_uvs.fits wwins J1628+2247_S_map.win ! wwins: Wrote 8 windows to J1628+2247_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 = 5.93993e-05 Jy ! Component: 100 - total flux cleaned = 0.00011123 Jy ! Component: 150 - total flux cleaned = 0.000161687 Jy ! Component: 200 - total flux cleaned = 0.000186256 Jy ! Component: 250 - total flux cleaned = 0.000163678 Jy ! Component: 300 - total flux cleaned = 0.000141586 Jy ! Component: 350 - total flux cleaned = 0.000119946 Jy ! Component: 400 - total flux cleaned = 0.000140792 Jy ! Component: 450 - total flux cleaned = 0.000242548 Jy ! Component: 500 - total flux cleaned = 0.00026198 Jy ! Component: 550 - total flux cleaned = 0.000261997 Jy ! Component: 600 - total flux cleaned = 0.000243406 Jy ! Component: 650 - total flux cleaned = 0.000243919 Jy ! Component: 700 - total flux cleaned = 0.000262476 Jy ! Component: 750 - total flux cleaned = 0.000226761 Jy ! Component: 800 - total flux cleaned = 0.000226685 Jy ! Component: 850 - total flux cleaned = 0.000209627 Jy ! Component: 900 - total flux cleaned = 0.000176123 Jy ! Component: 950 - total flux cleaned = 0.000275675 Jy ! Component: 1000 - total flux cleaned = 0.000226479 Jy ! Component: 1050 - total flux cleaned = 0.000226882 Jy ! Component: 1100 - total flux cleaned = 0.000258739 Jy ! Component: 1150 - total flux cleaned = 0.000258845 Jy ! Component: 1200 - total flux cleaned = 0.000320543 Jy ! Component: 1250 - total flux cleaned = 0.000305355 Jy ! Component: 1300 - total flux cleaned = 0.000365186 Jy ! Component: 1350 - total flux cleaned = 0.000379763 Jy ! Component: 1400 - total flux cleaned = 0.000379733 Jy ! Component: 1450 - total flux cleaned = 0.000437455 Jy ! Component: 1500 - total flux cleaned = 0.000437509 Jy ! Component: 1550 - total flux cleaned = 0.00046586 Jy ! Component: 1600 - total flux cleaned = 0.000548974 Jy ! Component: 1650 - total flux cleaned = 0.00057638 Jy ! Component: 1700 - total flux cleaned = 0.0006036 Jy ! Component: 1750 - total flux cleaned = 0.000643874 Jy ! Component: 1800 - total flux cleaned = 0.000683637 Jy ! Component: 1850 - total flux cleaned = 0.000722803 Jy ! Component: 1900 - total flux cleaned = 0.000722476 Jy ! Component: 1950 - total flux cleaned = 0.000722532 Jy ! Component: 2000 - total flux cleaned = 0.000735262 Jy ! Component: 2050 - total flux cleaned = 0.000710327 Jy ! Component: 2100 - total flux cleaned = 0.000760107 Jy ! Component: 2150 - total flux cleaned = 0.000747732 Jy ! Component: 2200 - total flux cleaned = 0.000772158 Jy ! Component: 2250 - total flux cleaned = 0.000796146 Jy ! Component: 2300 - total flux cleaned = 0.000760256 Jy ! Component: 2350 - total flux cleaned = 0.00079589 Jy ! Component: 2400 - total flux cleaned = 0.00077233 Jy ! Component: 2450 - total flux cleaned = 0.000749007 Jy ! Component: 2500 - total flux cleaned = 0.000771892 Jy ! Component: 2550 - total flux cleaned = 0.000760492 Jy ! Component: 2600 - total flux cleaned = 0.000783284 Jy ! Component: 2650 - total flux cleaned = 0.000839406 Jy ! Component: 2700 - total flux cleaned = 0.000817031 Jy ! Component: 2750 - total flux cleaned = 0.000850121 Jy ! Component: 2800 - total flux cleaned = 0.000817241 Jy ! Component: 2850 - total flux cleaned = 0.000817251 Jy ! Component: 2900 - total flux cleaned = 0.000838899 Jy ! Component: 2950 - total flux cleaned = 0.000806796 Jy ! Component: 3000 - total flux cleaned = 0.000796326 Jy ! Component: 3050 - total flux cleaned = 0.000827867 Jy ! Component: 3100 - total flux cleaned = 0.000786103 Jy ! Component: 3150 - total flux cleaned = 0.000807044 Jy ! Component: 3200 - total flux cleaned = 0.000858762 Jy ! Component: 3250 - total flux cleaned = 0.000848484 Jy ! Component: 3300 - total flux cleaned = 0.000838407 Jy ! Component: 3350 - total flux cleaned = 0.000898896 Jy ! Component: 3400 - total flux cleaned = 0.000878763 Jy ! Component: 3450 - total flux cleaned = 0.000829112 Jy ! Component: 3500 - total flux cleaned = 0.000858888 Jy ! Component: 3550 - total flux cleaned = 0.000917659 Jy ! Component: 3600 - total flux cleaned = 0.000878693 Jy ! Component: 3650 - total flux cleaned = 0.000898098 Jy ! Component: 3700 - total flux cleaned = 0.000888417 Jy ! Component: 3750 - total flux cleaned = 0.000916901 Jy ! Component: 3800 - total flux cleaned = 0.000916828 Jy ! Component: 3850 - total flux cleaned = 0.000926286 Jy ! Component: 3900 - total flux cleaned = 0.000926259 Jy ! Component: 3950 - total flux cleaned = 0.000935557 Jy ! Component: 4000 - total flux cleaned = 0.000963232 Jy ! Component: 4050 - total flux cleaned = 0.000944845 Jy ! Total flux subtracted in 4096 components = 0.000935595 Jy ! Clean residual min=-0.000537 max=0.000535 Jy/beam ! Clean residual mean=0.000001 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.171363 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 532 components and 0.171362 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1628+2247_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.046 x 6.485 at -4.596 degrees (North through East) ! Clean map min=-0.00096647 max=0.1014 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1628+2247_S_map.fits wmodel /vlbi/uf001/uva//J1628+2247_S_map.mod ! Writing 532 model components to file: /vlbi/uf001/uva//J1628+2247_S_map.mod wobs /vlbi/uf001/uva//J1628+2247_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1628+2247_S_uvs.fits wwins /vlbi/uf001/uva//J1628+2247_S_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1628+2247_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.101399 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000165664 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.490135 0.490135 0.98027 1.96054 3.92108 7.84216 15.6843 31.3686 62.7373 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.101 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 612.076 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1628+2247_S_dfm.log closed on Mon Jan 14 03:42:10 2019