! Started logfile: /vlbi/uf001/uva//J1257+3229_S_dfm.log on Mon Jan 14 02:07:04 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//J1257+3229_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1257+3229_S_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.779894 visibilities/baseline/integration-bin. ! Found source: J1257+3229 ! ! 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 4422 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 J1257+3229_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 107 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 107 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 107 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.210457Jy sigma=21.929021 ! Fit after self-cal, rms=0.381138Jy sigma=6.948504 ! 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=3.016 mas, bmaj=6.318 mas, bpa=5.359 degrees ! Estimated noise=0.806011 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 = 0.482812 Jy ! Component: 100 - total flux cleaned = 0.592867 Jy ! Total flux subtracted in 100 components = 0.592867 Jy ! Clean residual min=-0.014101 max=0.039967 Jy/beam ! Clean residual mean=0.000018 rms=0.004195 Jy/beam ! Combined flux in latest and established models = 0.592867 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.592867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.094535Jy sigma=1.681418 ! Fit after self-cal, rms=0.094509Jy sigma=1.680289 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0426475 Jy ! Component: 100 - total flux cleaned = 0.0633693 Jy ! Total flux subtracted in 100 components = 0.0633693 Jy ! Clean residual min=-0.009209 max=0.011884 Jy/beam ! Clean residual mean=0.000011 rms=0.002495 Jy/beam ! Combined flux in latest and established models = 0.656237 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.656237 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071250Jy sigma=1.254313 ! Fit after self-cal, rms=0.071063Jy sigma=1.249330 ! 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=3.485 mas, bmaj=6.944 mas, bpa=5.265 degrees ! Estimated noise=0.644526 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, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0179202 Jy ! Component: 100 - total flux cleaned = 0.0287044 Jy ! Component: 150 - total flux cleaned = 0.0364965 Jy ! Component: 200 - total flux cleaned = 0.0425023 Jy ! Total flux subtracted in 200 components = 0.0425023 Jy ! Clean residual min=-0.008017 max=0.008379 Jy/beam ! Clean residual mean=0.000018 rms=0.001865 Jy/beam ! Combined flux in latest and established models = 0.698739 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 41 components and 0.698739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065695Jy sigma=1.152327 ! Fit after self-cal, rms=0.065499Jy sigma=1.148398 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.485 x 6.944 at 5.265 degrees (North through East) ! Clean map min=-0.0074612 max=0.62393 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.01 KP 1.01 ! LA 0.95 MK 0.97 NL 1.00 OV 1.00 ! PT 0.98 SC 1.02 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.02 KP 1.02 ! LA 0.96 MK 0.97 NL 0.99 OV 0.96 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.02 KP 1.02 ! LA 0.95 MK 1.05 NL 0.99 OV 1.00 ! PT 0.97 SC 0.99 ! ! ! Fit before self-cal, rms=0.065499Jy sigma=1.148398 ! Fit after self-cal, rms=0.061292Jy sigma=1.078546 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.489 mas, bmaj=6.973 mas, bpa=5.227 degrees ! Estimated noise=0.6422 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 = -0.000956982 Jy ! Component: 100 - total flux cleaned = -0.000310739 Jy ! Component: 150 - total flux cleaned = 3.25796e-07 Jy ! Component: 200 - total flux cleaned = 1.0103e-07 Jy ! Total flux subtracted in 200 components = 1.0103e-07 Jy ! Clean residual min=-0.005419 max=0.005747 Jy/beam ! Clean residual mean=0.000017 rms=0.001332 Jy/beam ! Combined flux in latest and established models = 0.698739 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 67 components and 0.698739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060808Jy sigma=1.069445 ! Fit after self-cal, rms=0.060777Jy sigma=1.068585 ! 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=0.060777Jy sigma=1.068585 ! Fit after self-cal, rms=0.058415Jy sigma=1.015237 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.487 mas, bmaj=6.976 mas, bpa=5.437 degrees ! Estimated noise=0.642733 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000484885 Jy ! Component: 100 - total flux cleaned = 8.50048e-05 Jy ! Component: 150 - total flux cleaned = 1.04483e-06 Jy ! Component: 200 - total flux cleaned = 3.7533e-06 Jy ! Total flux subtracted in 200 components = 3.7533e-06 Jy ! Clean residual min=-0.003334 max=0.004840 Jy/beam ! Clean residual mean=0.000007 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.698743 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 81 components and 0.698742 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058048Jy sigma=1.008539 ! Fit after self-cal, rms=0.058026Jy sigma=1.007925 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 (23, 115). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00301503 Jy ! Component: 100 - total flux cleaned = 0.00356066 Jy ! Component: 150 - total flux cleaned = 0.00355785 Jy ! Component: 200 - total flux cleaned = 0.00355919 Jy ! Total flux subtracted in 200 components = 0.00355919 Jy ! Clean residual min=-0.002966 max=0.003702 Jy/beam ! Clean residual mean=0.000006 rms=0.000738 Jy/beam ! Combined flux in latest and established models = 0.702302 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 93 components and 0.702302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057724Jy sigma=1.001718 ! Fit after self-cal, rms=0.057713Jy sigma=1.001532 ! Inverting map ! Added new window around map position (-7.5, -101.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018464 Jy ! Component: 100 - total flux cleaned = 0.00160063 Jy ! Component: 150 - total flux cleaned = 0.00138116 Jy ! Component: 200 - total flux cleaned = 0.00118107 Jy ! Total flux subtracted in 200 components = 0.00118107 Jy ! Clean residual min=-0.002787 max=0.002906 Jy/beam ! Clean residual mean=0.000006 rms=0.000680 Jy/beam ! Combined flux in latest and established models = 0.703483 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 113 components and 0.703483 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057474Jy sigma=0.996904 ! Fit after self-cal, rms=0.057474Jy sigma=0.996792 ! Inverting map ! Added new window around map position (82.5, -39). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134175 Jy ! Component: 100 - total flux cleaned = 0.00147999 Jy ! Component: 150 - total flux cleaned = 0.00141713 Jy ! Component: 200 - total flux cleaned = 0.00124636 Jy ! Total flux subtracted in 200 components = 0.00124636 Jy ! Clean residual min=-0.002609 max=0.002769 Jy/beam ! Clean residual mean=0.000006 rms=0.000643 Jy/beam ! Combined flux in latest and established models = 0.704729 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 128 components and 0.704729 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057306Jy sigma=0.993737 ! Fit after self-cal, rms=0.057305Jy sigma=0.993640 ! 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=0.057305Jy sigma=0.993640 ! Fit after self-cal, rms=0.057287Jy sigma=0.992430 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.484 mas, bmaj=6.98 mas, bpa=5.472 degrees ! Estimated noise=0.642727 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.97627e-05 Jy ! Component: 100 - total flux cleaned = -0.000230002 Jy ! Component: 150 - total flux cleaned = -0.000335529 Jy ! Component: 200 - total flux cleaned = -0.000385902 Jy ! Total flux subtracted in 200 components = -0.000385902 Jy ! Clean residual min=-0.002572 max=0.002776 Jy/beam ! Clean residual mean=0.000006 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.704343 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 140 components and 0.704343 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057182Jy sigma=0.990580 ! Fit after self-cal, rms=0.057182Jy sigma=0.990484 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 (-66, -58.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00247431 Jy ! Component: 100 - total flux cleaned = 0.00279043 Jy ! Component: 150 - total flux cleaned = 0.00278929 Jy ! Component: 200 - total flux cleaned = 0.00274238 Jy ! Total flux subtracted in 200 components = 0.00274238 Jy ! Clean residual min=-0.002179 max=0.002352 Jy/beam ! Clean residual mean=0.000005 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 0.707086 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 152 components and 0.707086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057035Jy sigma=0.987878 ! Fit after self-cal, rms=0.057031Jy sigma=0.987788 ! 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=0.057031Jy sigma=0.987788 ! Fit after self-cal, rms=0.057046Jy sigma=0.987585 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.208 mas, bmaj=9.398 mas, bpa=3.005 degrees ! Estimated noise=0.804344 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000612057 Jy ! Component: 100 - total flux cleaned = -0.00065373 Jy ! Component: 150 - total flux cleaned = -0.000726949 Jy ! Component: 200 - total flux cleaned = -0.00082755 Jy ! Total flux subtracted in 200 components = -0.00082755 Jy ! Clean residual min=-0.002250 max=0.002169 Jy/beam ! Clean residual mean=0.000010 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.706258 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 171 components and 0.706258 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057017Jy sigma=0.987049 ! Fit after self-cal, rms=0.057015Jy sigma=0.987002 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 = -4.28844e-05 Jy ! Component: 100 - total flux cleaned = -7.36207e-05 Jy ! Component: 150 - total flux cleaned = -4.45462e-05 Jy ! Component: 200 - total flux cleaned = -9.88752e-05 Jy ! Total flux subtracted in 200 components = -9.88752e-05 Jy ! Clean residual min=-0.002266 max=0.002108 Jy/beam ! Clean residual mean=0.000010 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.706159 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 183 components and 0.706159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057002Jy sigma=0.986793 ! Fit after self-cal, rms=0.057001Jy sigma=0.986773 ! 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=3.482 mas, bmaj=6.982 mas, bpa=5.488 degrees ! Estimated noise=0.642819 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.482 x 6.982 at 5.488 degrees (North through East) ! Clean map min=-0.0019085 max=0.62187 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057001Jy sigma=0.986773 ! Fit after self-cal, rms=0.053037Jy sigma=0.909380 ! Inverting map and beam ! Estimated beam: bmin=3.482 mas, bmaj=6.982 mas, bpa=5.49 degrees ! Estimated noise=0.64282 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000406928 Jy ! Component: 100 - total flux cleaned = 0.000316552 Jy ! Component: 150 - total flux cleaned = 0.000276668 Jy ! Component: 200 - total flux cleaned = 0.000317726 Jy ! Total flux subtracted in 200 components = 0.000317726 Jy ! Clean residual min=-0.002029 max=0.002239 Jy/beam ! Clean residual mean=0.000006 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.706477 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 204 components and 0.706477 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.052969Jy sigma=0.908193 ! Fit after self-cal, rms=0.052970Jy sigma=0.908158 ! Inverting map ! Added new window around map position (-43, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000929842 Jy ! Component: 100 - total flux cleaned = 0.00109712 Jy ! Component: 150 - total flux cleaned = 0.000871788 Jy ! Component: 200 - total flux cleaned = 0.00070824 Jy ! Total flux subtracted in 200 components = 0.00070824 Jy ! Clean residual min=-0.001942 max=0.001982 Jy/beam ! Clean residual mean=0.000006 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.707185 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 225 components and 0.707185 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.052859Jy sigma=0.906003 ! Fit after self-cal, rms=0.052859Jy sigma=0.905963 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.052859Jy sigma=0.905963 ! Fit after self-cal, rms=0.052865Jy sigma=0.905831 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=3.015 mas, bmaj=6.357 mas, bpa=5.671 degrees ! Estimated noise=0.806328 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.482297 Jy ! Component: 100 - total flux cleaned = 0.592246 Jy ! Component: 150 - total flux cleaned = 0.633646 Jy ! Component: 200 - total flux cleaned = 0.654706 Jy ! Total flux subtracted in 200 components = 0.654706 Jy ! Clean residual min=-0.006715 max=0.010591 Jy/beam ! Clean residual mean=0.000006 rms=0.001594 Jy/beam ! Combined flux in latest and established models = 0.654706 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.654706 Jy ! Inverting map and beam ! Estimated beam: bmin=3.481 mas, bmaj=6.982 mas, bpa=5.499 degrees ! Estimated noise=0.642902 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 = 0.0155993 Jy ! Component: 100 - total flux cleaned = 0.0249369 Jy ! Component: 150 - total flux cleaned = 0.0312552 Jy ! Component: 200 - total flux cleaned = 0.0361421 Jy ! Total flux subtracted in 200 components = 0.0361421 Jy ! Clean residual min=-0.003255 max=0.003755 Jy/beam ! Clean residual mean=0.000008 rms=0.000809 Jy/beam ! Combined flux in latest and established models = 0.690848 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 38 components and 0.690848 Jy ! Inverting map ! Added new window around map position (12.5, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00429862 Jy ! Component: 100 - total flux cleaned = 0.00763905 Jy ! Component: 150 - total flux cleaned = 0.010175 Jy ! Component: 200 - total flux cleaned = 0.0117597 Jy ! Total flux subtracted in 200 components = 0.0117597 Jy ! Clean residual min=-0.002881 max=0.002667 Jy/beam ! Clean residual mean=0.000007 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.702608 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 59 components and 0.702608 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=7.205 mas, bmaj=9.4 mas, bpa=3.038 degrees ! Estimated noise=0.804823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00179849 Jy ! Component: 100 - total flux cleaned = 0.00231617 Jy ! Component: 150 - total flux cleaned = 0.00255139 Jy ! Component: 200 - total flux cleaned = 0.00266002 Jy ! Total flux subtracted in 200 components = 0.00266002 Jy ! Clean residual min=-0.002235 max=0.002091 Jy/beam ! Clean residual mean=0.000012 rms=0.000647 Jy/beam ! Combined flux in latest and established models = 0.705268 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 = -5.41313e-07 Jy ! Component: 100 - total flux cleaned = 4.6585e-05 Jy ! Component: 150 - total flux cleaned = 4.84141e-05 Jy ! Component: 200 - total flux cleaned = 9.16391e-05 Jy ! Total flux subtracted in 200 components = 9.16391e-05 Jy ! Clean residual min=-0.002052 max=0.001955 Jy/beam ! Clean residual mean=0.000012 rms=0.000618 Jy/beam ! Combined flux in latest and established models = 0.705359 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 119 components and 0.705359 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.481 mas, bmaj=6.982 mas, bpa=5.499 degrees ! Estimated noise=0.642902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000201187 Jy ! Component: 100 - total flux cleaned = 0.000560699 Jy ! Component: 150 - total flux cleaned = 0.000982667 Jy ! Component: 200 - total flux cleaned = 0.00117584 Jy ! Total flux subtracted in 200 components = 0.00117584 Jy ! Clean residual min=-0.002466 max=0.002133 Jy/beam ! Clean residual mean=0.000006 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.706535 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 148 components and 0.706535 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.053174Jy sigma=0.911450 ! Fit after self-cal, rms=0.053107Jy sigma=0.910435 wmodel J1257+3229_S_map.mod ! Writing 148 model components to file: J1257+3229_S_map.mod wobs J1257+3229_S_uvs.fits ! Writing UV FITS file: J1257+3229_S_uvs.fits wwins J1257+3229_S_map.win ! wwins: Wrote 8 windows to J1257+3229_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 = -0.000442452 Jy ! Component: 100 - total flux cleaned = -0.000135548 Jy ! Component: 150 - total flux cleaned = 0.000230495 Jy ! Component: 200 - total flux cleaned = 0.000546776 Jy ! Component: 250 - total flux cleaned = 0.000920536 Jy ! Component: 300 - total flux cleaned = 0.00115109 Jy ! Component: 350 - total flux cleaned = 0.00137566 Jy ! Component: 400 - total flux cleaned = 0.00153219 Jy ! Component: 450 - total flux cleaned = 0.00165418 Jy ! Component: 500 - total flux cleaned = 0.0017734 Jy ! Component: 550 - total flux cleaned = 0.00171442 Jy ! Component: 600 - total flux cleaned = 0.00177313 Jy ! Component: 650 - total flux cleaned = 0.0018868 Jy ! Component: 700 - total flux cleaned = 0.00199772 Jy ! Component: 750 - total flux cleaned = 0.00210711 Jy ! Component: 800 - total flux cleaned = 0.00224156 Jy ! Component: 850 - total flux cleaned = 0.00245283 Jy ! Component: 900 - total flux cleaned = 0.00263488 Jy ! Component: 950 - total flux cleaned = 0.00278802 Jy ! Component: 1000 - total flux cleaned = 0.00291451 Jy ! Component: 1050 - total flux cleaned = 0.00311239 Jy ! Component: 1100 - total flux cleaned = 0.00318512 Jy ! Component: 1150 - total flux cleaned = 0.00332933 Jy ! Component: 1200 - total flux cleaned = 0.00347118 Jy ! Component: 1250 - total flux cleaned = 0.00356427 Jy ! Component: 1300 - total flux cleaned = 0.0036561 Jy ! Component: 1350 - total flux cleaned = 0.0037239 Jy ! Component: 1400 - total flux cleaned = 0.00379048 Jy ! Component: 1450 - total flux cleaned = 0.00374625 Jy ! Component: 1500 - total flux cleaned = 0.00394279 Jy ! Component: 1550 - total flux cleaned = 0.00394249 Jy ! Component: 1600 - total flux cleaned = 0.00404883 Jy ! Component: 1650 - total flux cleaned = 0.00402768 Jy ! Component: 1700 - total flux cleaned = 0.00413191 Jy ! Component: 1750 - total flux cleaned = 0.00417302 Jy ! Component: 1800 - total flux cleaned = 0.00429524 Jy ! Component: 1850 - total flux cleaned = 0.00435525 Jy ! Component: 1900 - total flux cleaned = 0.00445465 Jy ! Component: 1950 - total flux cleaned = 0.00451402 Jy ! Component: 2000 - total flux cleaned = 0.00463095 Jy ! Component: 2050 - total flux cleaned = 0.00470852 Jy ! Component: 2100 - total flux cleaned = 0.00489928 Jy ! Component: 2150 - total flux cleaned = 0.00499348 Jy ! Component: 2200 - total flux cleaned = 0.00508687 Jy ! Component: 2250 - total flux cleaned = 0.00519796 Jy ! Component: 2300 - total flux cleaned = 0.00528983 Jy ! Component: 2350 - total flux cleaned = 0.00545321 Jy ! Component: 2400 - total flux cleaned = 0.0055427 Jy ! Component: 2450 - total flux cleaned = 0.00556049 Jy ! Component: 2500 - total flux cleaned = 0.00573733 Jy ! Component: 2550 - total flux cleaned = 0.00568465 Jy ! Component: 2600 - total flux cleaned = 0.00577156 Jy ! Component: 2650 - total flux cleaned = 0.00587472 Jy ! Component: 2700 - total flux cleaned = 0.00589147 Jy ! Component: 2750 - total flux cleaned = 0.00599299 Jy ! Component: 2800 - total flux cleaned = 0.00599301 Jy ! Component: 2850 - total flux cleaned = 0.0061092 Jy ! Component: 2900 - total flux cleaned = 0.00622472 Jy ! Component: 2950 - total flux cleaned = 0.00617549 Jy ! Component: 3000 - total flux cleaned = 0.0062891 Jy ! Component: 3050 - total flux cleaned = 0.00633747 Jy ! Component: 3100 - total flux cleaned = 0.00636934 Jy ! Component: 3150 - total flux cleaned = 0.00643266 Jy ! Component: 3200 - total flux cleaned = 0.00649567 Jy ! Component: 3250 - total flux cleaned = 0.00658918 Jy ! Component: 3300 - total flux cleaned = 0.0065892 Jy ! Component: 3350 - total flux cleaned = 0.00665064 Jy ! Component: 3400 - total flux cleaned = 0.00671156 Jy ! Component: 3450 - total flux cleaned = 0.00672655 Jy ! Component: 3500 - total flux cleaned = 0.00681643 Jy ! Component: 3550 - total flux cleaned = 0.00684603 Jy ! Component: 3600 - total flux cleaned = 0.00689028 Jy ! Component: 3650 - total flux cleaned = 0.00696348 Jy ! Component: 3700 - total flux cleaned = 0.00699237 Jy ! Component: 3750 - total flux cleaned = 0.00706458 Jy ! Component: 3800 - total flux cleaned = 0.00713613 Jy ! Component: 3850 - total flux cleaned = 0.00713605 Jy ! Component: 3900 - total flux cleaned = 0.00713596 Jy ! Component: 3950 - total flux cleaned = 0.0072058 Jy ! Component: 4000 - total flux cleaned = 0.00716417 Jy ! Component: 4050 - total flux cleaned = 0.00724697 Jy ! Total flux subtracted in 4096 components = 0.00723325 Jy ! Clean residual min=-0.000797 max=0.000834 Jy/beam ! Clean residual mean=0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.713769 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 444 components and 0.713768 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1257+3229_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.481 x 6.982 at 5.499 degrees (North through East) ! Clean map min=-0.0016493 max=0.62184 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1257+3229_S_map.fits wmodel /vlbi/uf001/uva//J1257+3229_S_map.mod ! Writing 444 model components to file: /vlbi/uf001/uva//J1257+3229_S_map.mod wobs /vlbi/uf001/uva//J1257+3229_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1257+3229_S_uvs.fits wwins /vlbi/uf001/uva//J1257+3229_S_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1257+3229_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.621845 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000251488 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.121327 0.121327 0.242653 0.485307 0.970613 1.94123 3.88245 7.7649 15.5298 31.0596 62.1192 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.621 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2472.66 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1257+3229_S_dfm.log closed on Mon Jan 14 02:07:09 2019