! Started logfile: /vlbi/uf001/uva//J1931+3122_S_dfm.log on Mon Jan 14 05:07:14 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//J1931+3122_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1931+3122_S_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.920858 visibilities/baseline/integration-bin. ! Found source: J1931+3122 ! ! 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 7086 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 J1931+3122_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 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.015269Jy sigma=25.414520 ! Fit after self-cal, rms=0.822838Jy sigma=20.760738 ! 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=2.981 mas, bmaj=5.391 mas, bpa=-4.298 degrees ! Estimated noise=0.49189 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 = 0.127683 Jy ! Component: 100 - total flux cleaned = 0.183212 Jy ! Total flux subtracted in 100 components = 0.183212 Jy ! Clean residual min=-0.013739 max=0.039046 Jy/beam ! Clean residual mean=0.000015 rms=0.004370 Jy/beam ! Combined flux in latest and established models = 0.183212 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 0.183212 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.110165Jy sigma=2.630439 ! Fit after self-cal, rms=0.109819Jy sigma=2.622307 ! Inverting map ! Added new window around map position (-3.5, -9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0410746 Jy ! Component: 100 - total flux cleaned = 0.0701962 Jy ! Total flux subtracted in 100 components = 0.0701962 Jy ! Clean residual min=-0.009262 max=0.026377 Jy/beam ! Clean residual mean=0.000007 rms=0.002850 Jy/beam ! Combined flux in latest and established models = 0.253408 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 41 components and 0.253408 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.083794Jy sigma=2.005999 ! Fit after self-cal, rms=0.083161Jy sigma=1.990773 ! Inverting map ! Added new window around map position (-4.5, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0261455 Jy ! Component: 100 - total flux cleaned = 0.0442741 Jy ! Total flux subtracted in 100 components = 0.0442741 Jy ! Clean residual min=-0.006799 max=0.011621 Jy/beam ! Clean residual mean=0.000005 rms=0.001967 Jy/beam ! Combined flux in latest and established models = 0.297682 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 63 components and 0.297682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069698Jy sigma=1.679558 ! Fit after self-cal, rms=0.069316Jy sigma=1.669654 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0150876 Jy ! Component: 100 - total flux cleaned = 0.0266534 Jy ! Total flux subtracted in 100 components = 0.0266534 Jy ! Clean residual min=-0.005094 max=0.008497 Jy/beam ! Clean residual mean=0.000003 rms=0.001525 Jy/beam ! Combined flux in latest and established models = 0.324336 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 85 components and 0.324336 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063541Jy sigma=1.540130 ! Fit after self-cal, rms=0.063437Jy sigma=1.537300 ! 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=3.472 mas, bmaj=6.368 mas, bpa=-2.383 degrees ! Estimated noise=0.352566 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 (0.5, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146719 Jy ! Component: 100 - total flux cleaned = 0.0249235 Jy ! Component: 150 - total flux cleaned = 0.0326754 Jy ! Component: 200 - total flux cleaned = 0.0387228 Jy ! Total flux subtracted in 200 components = 0.0387228 Jy ! Clean residual min=-0.003786 max=0.005595 Jy/beam ! Clean residual mean=0.000007 rms=0.001309 Jy/beam ! Combined flux in latest and established models = 0.363059 Jy ! Performing phase self-cal ! Adding 87 model components to the UV plane model. ! The established model now contains 159 components and 0.363059 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058425Jy sigma=1.431431 ! Fit after self-cal, rms=0.058338Jy sigma=1.428961 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.472 x 6.368 at -2.383 degrees (North through East) ! Clean map min=-0.0036211 max=0.16541 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.96 KP 0.99 ! LA 0.93 MK 1.00 NL 1.00 OV 0.98 ! PT 0.94 SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.00 KP 0.98 ! LA 0.93 MK 0.98 NL 1.00 OV 1.19 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.02 KP 0.99 ! LA 0.91 MK 1.06 NL 1.01 OV 1.00 ! PT 0.94 SC 0.99 ! ! ! Fit before self-cal, rms=0.058338Jy sigma=1.428961 ! Fit after self-cal, rms=0.056755Jy sigma=1.366692 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.496 mas, bmaj=6.424 mas, bpa=-2.529 degrees ! Estimated noise=0.349525 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 = -0.000818299 Jy ! Component: 100 - total flux cleaned = -0.00109756 Jy ! Component: 150 - total flux cleaned = -0.00133052 Jy ! Component: 200 - total flux cleaned = -0.00143262 Jy ! Total flux subtracted in 200 components = -0.00143262 Jy ! Clean residual min=-0.003216 max=0.003303 Jy/beam ! Clean residual mean=0.000004 rms=0.000920 Jy/beam ! Combined flux in latest and established models = 0.361626 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 183 components and 0.361626 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056611Jy sigma=1.362784 ! Fit after self-cal, rms=0.056598Jy sigma=1.362383 ! 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=0.056598Jy sigma=1.362383 ! Fit after self-cal, rms=0.053065Jy sigma=1.266519 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.494 mas, bmaj=6.384 mas, bpa=-2.652 degrees ! Estimated noise=0.34807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00198165 Jy ! Component: 100 - total flux cleaned = 0.00260305 Jy ! Component: 150 - total flux cleaned = 0.0031259 Jy ! Component: 200 - total flux cleaned = 0.00347263 Jy ! Total flux subtracted in 200 components = 0.00347263 Jy ! Clean residual min=-0.001835 max=0.002125 Jy/beam ! Clean residual mean=0.000001 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.365099 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 208 components and 0.365099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.052977Jy sigma=1.264070 ! Fit after self-cal, rms=0.052981Jy sigma=1.263604 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 (-62, 92). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000617657 Jy ! Component: 100 - total flux cleaned = 0.000477548 Jy ! Component: 150 - total flux cleaned = 0.000551048 Jy ! Component: 200 - total flux cleaned = 0.000703683 Jy ! Total flux subtracted in 200 components = 0.000703683 Jy ! Clean residual min=-0.001767 max=0.001842 Jy/beam ! Clean residual mean=0.000001 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.365803 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 226 components and 0.365802 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.052900Jy sigma=1.261385 ! Fit after self-cal, rms=0.052897Jy sigma=1.261314 ! Inverting map ! Added new window around map position (-67.5, 49). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000861797 Jy ! Component: 100 - total flux cleaned = 0.000940694 Jy ! Component: 150 - total flux cleaned = 0.00111653 Jy ! Component: 200 - total flux cleaned = 0.00114866 Jy ! Total flux subtracted in 200 components = 0.00114866 Jy ! Clean residual min=-0.001637 max=0.001545 Jy/beam ! Clean residual mean=0.000002 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.366951 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 241 components and 0.366951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.052826Jy sigma=1.259510 ! Fit after self-cal, rms=0.052823Jy sigma=1.259463 ! 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=0.052823Jy sigma=1.259463 ! Fit after self-cal, rms=0.052703Jy sigma=1.258841 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.492 mas, bmaj=6.384 mas, bpa=-2.604 degrees ! Estimated noise=0.347368 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000875818 Jy ! Component: 100 - total flux cleaned = 0.0011274 Jy ! Component: 150 - total flux cleaned = 0.00126603 Jy ! Component: 200 - total flux cleaned = 0.00134272 Jy ! Total flux subtracted in 200 components = 0.00134272 Jy ! Clean residual min=-0.001597 max=0.001484 Jy/beam ! Clean residual mean=0.000002 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.368294 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 256 components and 0.368294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.052670Jy sigma=1.257988 ! Fit after self-cal, rms=0.052669Jy sigma=1.257952 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 = 0.000241324 Jy ! Component: 100 - total flux cleaned = 0.00026359 Jy ! Component: 150 - total flux cleaned = 0.000286461 Jy ! Component: 200 - total flux cleaned = 0.000307803 Jy ! Total flux subtracted in 200 components = 0.000307803 Jy ! Clean residual min=-0.001573 max=0.001456 Jy/beam ! Clean residual mean=0.000002 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.368602 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 269 components and 0.368602 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.052652Jy sigma=1.257512 ! Fit after self-cal, rms=0.052651Jy sigma=1.257494 ! 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=0.052651Jy sigma=1.257494 ! Fit after self-cal, rms=0.052626Jy sigma=1.257389 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.486 mas, bmaj=9.574 mas, bpa=-3.79 degrees ! Estimated noise=0.444228 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00041869 Jy ! Component: 100 - total flux cleaned = 0.000420231 Jy ! Component: 150 - total flux cleaned = 0.000378527 Jy ! Component: 200 - total flux cleaned = 0.00034144 Jy ! Total flux subtracted in 200 components = 0.00034144 Jy ! Clean residual min=-0.001455 max=0.001504 Jy/beam ! Clean residual mean=0.000003 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.368943 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 294 components and 0.368943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.052616Jy sigma=1.257185 ! Fit after self-cal, rms=0.052615Jy sigma=1.257153 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 = 2.94342e-06 Jy ! Component: 100 - total flux cleaned = 1.77073e-05 Jy ! Component: 150 - total flux cleaned = 4.60553e-05 Jy ! Component: 200 - total flux cleaned = 9.81021e-05 Jy ! Total flux subtracted in 200 components = 9.81021e-05 Jy ! Clean residual min=-0.001460 max=0.001495 Jy/beam ! Clean residual mean=0.000003 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.369041 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 305 components and 0.369041 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.052612Jy sigma=1.257117 ! Fit after self-cal, rms=0.052611Jy sigma=1.257104 ! 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=3.492 mas, bmaj=6.382 mas, bpa=-2.579 degrees ! Estimated noise=0.347197 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.492 x 6.382 at -2.579 degrees (North through East) ! Clean map min=-0.0014789 max=0.16187 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=2.998 mas, bmaj=5.388 mas, bpa=-4.769 degrees ! Estimated noise=0.485873 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.126491 Jy ! Component: 100 - total flux cleaned = 0.184696 Jy ! Component: 150 - total flux cleaned = 0.225187 Jy ! Component: 200 - total flux cleaned = 0.254869 Jy ! Total flux subtracted in 200 components = 0.254869 Jy ! Clean residual min=-0.008108 max=0.017006 Jy/beam ! Clean residual mean=0.000011 rms=0.002420 Jy/beam ! Combined flux in latest and established models = 0.254869 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 53 model components to the UV plane model. ! The established model now contains 53 components and 0.254869 Jy ! Inverting map and beam ! Estimated beam: bmin=3.492 mas, bmaj=6.382 mas, bpa=-2.579 degrees ! Estimated noise=0.347197 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 = 0.031081 Jy ! Component: 100 - total flux cleaned = 0.0524251 Jy ! Component: 150 - total flux cleaned = 0.067699 Jy ! Component: 200 - total flux cleaned = 0.0788544 Jy ! Total flux subtracted in 200 components = 0.0788544 Jy ! Clean residual min=-0.003174 max=0.006354 Jy/beam ! Clean residual mean=0.000006 rms=0.001055 Jy/beam ! Combined flux in latest and established models = 0.333723 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 117 components and 0.333723 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00834255 Jy ! Component: 100 - total flux cleaned = 0.0146985 Jy ! Component: 150 - total flux cleaned = 0.0196019 Jy ! Component: 200 - total flux cleaned = 0.0234205 Jy ! Total flux subtracted in 200 components = 0.0234205 Jy ! Clean residual min=-0.002132 max=0.003004 Jy/beam ! Clean residual mean=0.000002 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.357144 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 165 components and 0.357144 Jy ! Inverting map ! Added new window around map position (2.5, 8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00290458 Jy ! Component: 100 - total flux cleaned = 0.00507536 Jy ! Component: 150 - total flux cleaned = 0.00672679 Jy ! Component: 200 - total flux cleaned = 0.00792697 Jy ! Total flux subtracted in 200 components = 0.00792697 Jy ! Clean residual min=-0.001932 max=0.001532 Jy/beam ! Clean residual mean=0.000000 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.365071 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 203 components and 0.365071 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=7.486 mas, bmaj=9.574 mas, bpa=-3.79 degrees ! Estimated noise=0.444228 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0023671 Jy ! Component: 100 - total flux cleaned = 0.00344886 Jy ! Component: 150 - total flux cleaned = 0.00404552 Jy ! Component: 200 - total flux cleaned = 0.00441958 Jy ! Total flux subtracted in 200 components = 0.00441958 Jy ! Clean residual min=-0.001693 max=0.001609 Jy/beam ! Clean residual mean=-0.000000 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.36949 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 = 7.15525e-05 Jy ! Component: 100 - total flux cleaned = 0.000171047 Jy ! Component: 150 - total flux cleaned = 0.000201153 Jy ! Component: 200 - total flux cleaned = 0.000229135 Jy ! Total flux subtracted in 200 components = 0.000229135 Jy ! Clean residual min=-0.001602 max=0.001568 Jy/beam ! Clean residual mean=-0.000000 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.369719 Jy ! Adding 86 model components to the UV plane model. ! The established model now contains 272 components and 0.369719 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.492 mas, bmaj=6.382 mas, bpa=-2.579 degrees ! Estimated noise=0.347197 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000168184 Jy ! Component: 100 - total flux cleaned = -0.000168621 Jy ! Component: 150 - total flux cleaned = -5.75521e-05 Jy ! Component: 200 - total flux cleaned = 1.08064e-05 Jy ! Total flux subtracted in 200 components = 1.08064e-05 Jy ! Clean residual min=-0.001683 max=0.001410 Jy/beam ! Clean residual mean=0.000000 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.36973 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 294 components and 0.36973 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.052646Jy sigma=1.257893 ! Fit after self-cal, rms=0.052635Jy sigma=1.257604 wmodel J1931+3122_S_map.mod ! Writing 294 model components to file: J1931+3122_S_map.mod wobs J1931+3122_S_uvs.fits ! Writing UV FITS file: J1931+3122_S_uvs.fits wwins J1931+3122_S_map.win ! wwins: Wrote 7 windows to J1931+3122_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 = -0.000619926 Jy ! Component: 100 - total flux cleaned = -0.000930259 Jy ! Component: 150 - total flux cleaned = -0.00120072 Jy ! Component: 200 - total flux cleaned = -0.00148441 Jy ! Component: 250 - total flux cleaned = -0.00169103 Jy ! Component: 300 - total flux cleaned = -0.00189214 Jy ! Component: 350 - total flux cleaned = -0.00206618 Jy ! Component: 400 - total flux cleaned = -0.00221483 Jy ! Component: 450 - total flux cleaned = -0.00229823 Jy ! Component: 500 - total flux cleaned = -0.00238021 Jy ! Component: 550 - total flux cleaned = -0.00246003 Jy ! Component: 600 - total flux cleaned = -0.0025388 Jy ! Component: 650 - total flux cleaned = -0.00259687 Jy ! Component: 700 - total flux cleaned = -0.00271116 Jy ! Component: 750 - total flux cleaned = -0.00276754 Jy ! Component: 800 - total flux cleaned = -0.00282254 Jy ! Component: 850 - total flux cleaned = -0.00287752 Jy ! Component: 900 - total flux cleaned = -0.00293143 Jy ! Component: 950 - total flux cleaned = -0.00291387 Jy ! Component: 1000 - total flux cleaned = -0.00298398 Jy ! Component: 1050 - total flux cleaned = -0.00296656 Jy ! Component: 1100 - total flux cleaned = -0.00303472 Jy ! Component: 1150 - total flux cleaned = -0.00303459 Jy ! Component: 1200 - total flux cleaned = -0.003068 Jy ! Component: 1250 - total flux cleaned = -0.00311738 Jy ! Component: 1300 - total flux cleaned = -0.00311713 Jy ! Component: 1350 - total flux cleaned = -0.00313317 Jy ! Component: 1400 - total flux cleaned = -0.00314896 Jy ! Component: 1450 - total flux cleaned = -0.00311726 Jy ! Component: 1500 - total flux cleaned = -0.00314855 Jy ! Component: 1550 - total flux cleaned = -0.00314867 Jy ! Component: 1600 - total flux cleaned = -0.00316385 Jy ! Component: 1650 - total flux cleaned = -0.00314858 Jy ! Component: 1700 - total flux cleaned = -0.00320895 Jy ! Component: 1750 - total flux cleaned = -0.00322382 Jy ! Component: 1800 - total flux cleaned = -0.00323848 Jy ! Component: 1850 - total flux cleaned = -0.00322398 Jy ! Component: 1900 - total flux cleaned = -0.00325305 Jy ! Component: 1950 - total flux cleaned = -0.00331036 Jy ! Component: 2000 - total flux cleaned = -0.00323925 Jy ! Component: 2050 - total flux cleaned = -0.00325343 Jy ! Component: 2100 - total flux cleaned = -0.00328171 Jy ! Component: 2150 - total flux cleaned = -0.00326791 Jy ! Component: 2200 - total flux cleaned = -0.00332295 Jy ! Component: 2250 - total flux cleaned = -0.00336391 Jy ! Component: 2300 - total flux cleaned = -0.00335021 Jy ! Component: 2350 - total flux cleaned = -0.00339052 Jy ! Component: 2400 - total flux cleaned = -0.00335062 Jy ! Component: 2450 - total flux cleaned = -0.00337724 Jy ! Component: 2500 - total flux cleaned = -0.00344299 Jy ! Component: 2550 - total flux cleaned = -0.00340389 Jy ! Component: 2600 - total flux cleaned = -0.0033651 Jy ! Component: 2650 - total flux cleaned = -0.00345506 Jy ! Component: 2700 - total flux cleaned = -0.00344241 Jy ! Component: 2750 - total flux cleaned = -0.00346769 Jy ! Component: 2800 - total flux cleaned = -0.00349298 Jy ! Component: 2850 - total flux cleaned = -0.00345558 Jy ! Component: 2900 - total flux cleaned = -0.00351744 Jy ! Component: 2950 - total flux cleaned = -0.00349267 Jy ! Component: 3000 - total flux cleaned = -0.00345599 Jy ! Component: 3050 - total flux cleaned = -0.00346823 Jy ! Component: 3100 - total flux cleaned = -0.00349232 Jy ! Component: 3150 - total flux cleaned = -0.00348025 Jy ! Component: 3200 - total flux cleaned = -0.00349207 Jy ! Component: 3250 - total flux cleaned = -0.00356284 Jy ! Component: 3300 - total flux cleaned = -0.00359811 Jy ! Component: 3350 - total flux cleaned = -0.00356304 Jy ! Component: 3400 - total flux cleaned = -0.00356293 Jy ! Component: 3450 - total flux cleaned = -0.00357437 Jy ! Component: 3500 - total flux cleaned = -0.00355141 Jy ! Component: 3550 - total flux cleaned = -0.00361971 Jy ! Component: 3600 - total flux cleaned = -0.00356309 Jy ! Component: 3650 - total flux cleaned = -0.00360809 Jy ! Component: 3700 - total flux cleaned = -0.00363053 Jy ! Component: 3750 - total flux cleaned = -0.00361949 Jy ! Component: 3800 - total flux cleaned = -0.00366369 Jy ! Component: 3850 - total flux cleaned = -0.00365258 Jy ! Component: 3900 - total flux cleaned = -0.00371817 Jy ! Component: 3950 - total flux cleaned = -0.0036855 Jy ! Component: 4000 - total flux cleaned = -0.00369634 Jy ! Component: 4050 - total flux cleaned = -0.00372865 Jy ! Total flux subtracted in 4096 components = -0.00371806 Jy ! Clean residual min=-0.000896 max=0.000781 Jy/beam ! Clean residual mean=-0.000001 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.366012 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 589 components and 0.366012 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1931+3122_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.492 x 6.382 at -2.579 degrees (North through East) ! Clean map min=-0.001489 max=0.16234 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1931+3122_S_map.fits wmodel /vlbi/uf001/uva//J1931+3122_S_map.mod ! Writing 589 model components to file: /vlbi/uf001/uva//J1931+3122_S_map.mod wobs /vlbi/uf001/uva//J1931+3122_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1931+3122_S_uvs.fits wwins /vlbi/uf001/uva//J1931+3122_S_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1931+3122_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.162342 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000194246 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.358958 0.358958 0.717916 1.43583 2.87166 5.74333 11.4867 22.9733 45.9466 91.8933 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.162 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 835.752 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1931+3122_S_dfm.log closed on Mon Jan 14 05:07:19 2019