! Started logfile: /vlbi/bp222/maps//J2107+1347_S_dfm.log on Thu Sep 27 11:36:39 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/bp222/maps//J2107+1347_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J2107+1347_S_uvm.fits ! AN table 1: 87 integrations on 36 of 36 possible baselines. ! AN table 2: 21 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.817742 visibilities/baseline/integration-bin. ! Found source: J2107+1347 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 54 lines of history. ! ! Reading 12168 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J2107+1347_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 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 489 telescope corrections were flagged in sub-array 1. ! A total of 168 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.006237Jy sigma=16.345131 ! Fit after self-cal, rms=0.875686Jy sigma=14.207166 ! 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=2.891 mas, bmaj=7.12 mas, bpa=-0.7316 degrees ! Estimated noise=0.643865 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 = 0.0970582 Jy ! Component: 100 - total flux cleaned = 0.119036 Jy ! Total flux subtracted in 100 components = 0.119036 Jy ! Clean residual min=-0.008075 max=0.012969 Jy/beam ! Clean residual mean=-0.000025 rms=0.002103 Jy/beam ! Combined flux in latest and established models = 0.119036 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.119036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073641Jy sigma=1.135098 ! Fit after self-cal, rms=0.073528Jy sigma=1.133659 ! Inverting map ! Added new window around map position (-14, -12). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0126839 Jy ! Component: 100 - total flux cleaned = 0.0208406 Jy ! Total flux subtracted in 100 components = 0.0208406 Jy ! Clean residual min=-0.006678 max=0.012769 Jy/beam ! Clean residual mean=-0.000029 rms=0.001860 Jy/beam ! Combined flux in latest and established models = 0.139876 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 19 components and 0.139876 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071370Jy sigma=1.081519 ! Fit after self-cal, rms=0.071088Jy sigma=1.078654 ! Inverting map ! Added new window around map position (-31, -40.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115517 Jy ! Component: 100 - total flux cleaned = 0.0188067 Jy ! Total flux subtracted in 100 components = 0.0188067 Jy ! Clean residual min=-0.005885 max=0.007798 Jy/beam ! Clean residual mean=-0.000025 rms=0.001584 Jy/beam ! Combined flux in latest and established models = 0.158683 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 52 components and 0.158683 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068754Jy sigma=1.024494 ! Fit after self-cal, rms=0.068507Jy sigma=1.022309 ! 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=3.571 mas, bmaj=8.226 mas, bpa=0.1739 degrees ! Estimated noise=0.469872 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 = 0.0103316 Jy ! Component: 100 - total flux cleaned = 0.018024 Jy ! Component: 150 - total flux cleaned = 0.0242819 Jy ! Component: 200 - total flux cleaned = 0.02945 Jy ! Total flux subtracted in 200 components = 0.02945 Jy ! Clean residual min=-0.007526 max=0.007612 Jy/beam ! Clean residual mean=-0.000032 rms=0.001723 Jy/beam ! Combined flux in latest and established models = 0.188133 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 82 components and 0.188133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066670Jy sigma=0.973897 ! Fit after self-cal, rms=0.066424Jy sigma=0.971023 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.571 x 8.226 at 0.1739 degrees (North through East) ! Clean map min=-0.0072062 max=0.12803 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.93 KP 0.96 LA 0.98 ! MK 1.10 NL 1.08 OV 0.96 PT 0.93 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.89 HN 0.95 LA 1.06 ! MK 0.90 NL 1.00 OV 0.86 PT 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.94 KP 0.98 LA 1.02 ! MK 1.04 NL 1.08 OV 0.94 PT 0.94 ! SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.71 FD 0.87 HN 0.96 LA 0.97 ! MK 0.93 NL 1.02 OV 0.88 PT 0.86 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 KP 0.94 LA 0.97 ! MK 1.03 NL 1.08 OV 0.95 PT 0.95 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.89 HN 0.95 LA 1.00 ! MK 0.98 NL 0.92 OV 0.84 PT 0.88 ! ! ! Correcting IF 4. ! A total of 126 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 7.51 KP 1.00* LA 4.23 ! MK 1.00* NL 1.00* OV 1.04 PT 1.09 ! SC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* LA 0.00* ! MK 0.00* NL 0.00* OV 0.00* PT 0.00* ! ! ! Fit before self-cal, rms=0.066424Jy sigma=0.971023 ! Fit after self-cal, rms=0.060940Jy sigma=0.894299 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.633 mas, bmaj=8.288 mas, bpa=0.3044 degrees ! Estimated noise=0.452684 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 = 0.00467325 Jy ! Component: 100 - total flux cleaned = 0.00700725 Jy ! Component: 150 - total flux cleaned = 0.00907037 Jy ! Component: 200 - total flux cleaned = 0.0104795 Jy ! Total flux subtracted in 200 components = 0.0104795 Jy ! Clean residual min=-0.005668 max=0.005909 Jy/beam ! Clean residual mean=-0.000029 rms=0.001275 Jy/beam ! Combined flux in latest and established models = 0.198613 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 98 components and 0.198613 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.060458Jy sigma=0.878488 ! Fit after self-cal, rms=0.060417Jy sigma=0.877322 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.060417Jy sigma=0.877322 ! Fit after self-cal, rms=0.060745Jy sigma=0.870763 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.646 mas, bmaj=8.309 mas, bpa=0.3037 degrees ! Estimated noise=0.453352 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114045 Jy ! Component: 100 - total flux cleaned = 0.00247654 Jy ! Component: 150 - total flux cleaned = 0.00351084 Jy ! Component: 200 - total flux cleaned = 0.00400314 Jy ! Total flux subtracted in 200 components = 0.00400314 Jy ! Clean residual min=-0.005285 max=0.005597 Jy/beam ! Clean residual mean=-0.000025 rms=0.001157 Jy/beam ! Combined flux in latest and established models = 0.202616 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 111 components and 0.202616 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.060553Jy sigma=0.864934 ! Fit after self-cal, rms=0.060498Jy sigma=0.864524 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 (-31.5, -54.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00524442 Jy ! Component: 100 - total flux cleaned = 0.00733455 Jy ! Component: 150 - total flux cleaned = 0.00871764 Jy ! Component: 200 - total flux cleaned = 0.00969896 Jy ! Total flux subtracted in 200 components = 0.00969896 Jy ! Clean residual min=-0.004305 max=0.005109 Jy/beam ! Clean residual mean=-0.000016 rms=0.001005 Jy/beam ! Combined flux in latest and established models = 0.212315 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 143 components and 0.212315 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059999Jy sigma=0.854158 ! Fit after self-cal, rms=0.059924Jy sigma=0.853505 ! Inverting map ! Added new window around map position (-23, -25.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00514671 Jy ! Component: 100 - total flux cleaned = 0.0080791 Jy ! Component: 150 - total flux cleaned = 0.0100006 Jy ! Component: 200 - total flux cleaned = 0.0114033 Jy ! Total flux subtracted in 200 components = 0.0114033 Jy ! Clean residual min=-0.003596 max=0.003637 Jy/beam ! Clean residual mean=-0.000014 rms=0.000826 Jy/beam ! Combined flux in latest and established models = 0.223718 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 175 components and 0.223718 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059454Jy sigma=0.842743 ! Fit after self-cal, rms=0.059369Jy sigma=0.841758 ! Inverting map ! Added new window around map position (-7, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176168 Jy ! Component: 100 - total flux cleaned = 0.0021353 Jy ! Component: 150 - total flux cleaned = 0.00252372 Jy ! Component: 200 - total flux cleaned = 0.0029467 Jy ! Total flux subtracted in 200 components = 0.0029467 Jy ! Clean residual min=-0.003146 max=0.003257 Jy/beam ! Clean residual mean=-0.000014 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 0.226665 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 210 components and 0.226665 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059078Jy sigma=0.837058 ! Fit after self-cal, rms=0.059046Jy sigma=0.836721 ! Inverting map ! Added new window around map position (-33, -73.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00337437 Jy ! Component: 100 - total flux cleaned = 0.00498953 Jy ! Component: 150 - total flux cleaned = 0.00602376 Jy ! Component: 200 - total flux cleaned = 0.0066516 Jy ! Total flux subtracted in 200 components = 0.0066516 Jy ! Clean residual min=-0.002968 max=0.002471 Jy/beam ! Clean residual mean=-0.000011 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.233316 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 243 components and 0.233316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058836Jy sigma=0.831558 ! Fit after self-cal, rms=0.058809Jy sigma=0.831327 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058809Jy sigma=0.831327 ! Fit after self-cal, rms=0.057205Jy sigma=0.824112 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.649 mas, bmaj=8.286 mas, bpa=0.3454 degrees ! Estimated noise=0.448971 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196215 Jy ! Component: 100 - total flux cleaned = 0.00330374 Jy ! Component: 150 - total flux cleaned = 0.00429721 Jy ! Component: 200 - total flux cleaned = 0.00503648 Jy ! Total flux subtracted in 200 components = 0.00503648 Jy ! Clean residual min=-0.002467 max=0.002324 Jy/beam ! Clean residual mean=-0.000011 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 0.238353 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 273 components and 0.238353 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057086Jy sigma=0.821502 ! Fit after self-cal, rms=0.057077Jy sigma=0.821337 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 = 0.00058363 Jy ! Component: 100 - total flux cleaned = 0.00130767 Jy ! Component: 150 - total flux cleaned = 0.00171016 Jy ! Component: 200 - total flux cleaned = 0.00204712 Jy ! Total flux subtracted in 200 components = 0.00204712 Jy ! Clean residual min=-0.002374 max=0.002177 Jy/beam ! Clean residual mean=-0.000010 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.2404 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 296 components and 0.2404 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057009Jy sigma=0.820080 ! Fit after self-cal, rms=0.057004Jy sigma=0.820028 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057004Jy sigma=0.820028 ! Fit after self-cal, rms=0.057086Jy sigma=0.819661 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.526 mas, bmaj=11.73 mas, bpa=6.551 degrees ! Estimated noise=0.515274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00150329 Jy ! Component: 100 - total flux cleaned = 0.00249408 Jy ! Component: 150 - total flux cleaned = 0.0032199 Jy ! Component: 200 - total flux cleaned = 0.00381973 Jy ! Total flux subtracted in 200 components = 0.00381973 Jy ! Clean residual min=-0.002018 max=0.002006 Jy/beam ! Clean residual mean=-0.000015 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.244219 Jy selfcal ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 338 components and 0.244219 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057047Jy sigma=0.818546 ! Fit after self-cal, rms=0.057045Jy sigma=0.818453 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 = 0.00084369 Jy ! Component: 100 - total flux cleaned = 0.00122501 Jy ! Component: 150 - total flux cleaned = 0.0016044 Jy ! Component: 200 - total flux cleaned = 0.00195083 Jy ! Total flux subtracted in 200 components = 0.00195083 Jy ! Clean residual min=-0.001880 max=0.001901 Jy/beam ! Clean residual mean=-0.000013 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.24617 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 356 components and 0.24617 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057032Jy sigma=0.818073 ! Fit after self-cal, rms=0.057030Jy sigma=0.818037 ! 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=3.65 mas, bmaj=8.277 mas, bpa=0.3367 degrees ! Estimated noise=0.448829 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.65 x 8.277 at 0.3367 degrees (North through East) ! Clean map min=-0.0021303 max=0.12459 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=2.948 mas, bmaj=7.17 mas, bpa=-0.5675 degrees ! Estimated noise=0.621695 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0943034 Jy ! Component: 100 - total flux cleaned = 0.118086 Jy ! Component: 150 - total flux cleaned = 0.132262 Jy ! Component: 200 - total flux cleaned = 0.143485 Jy ! Total flux subtracted in 200 components = 0.143485 Jy ! Clean residual min=-0.006152 max=0.006863 Jy/beam ! Clean residual mean=-0.000021 rms=0.001557 Jy/beam ! Combined flux in latest and established models = 0.143485 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.143485 Jy ! Inverting map and beam ! Estimated beam: bmin=3.65 mas, bmaj=8.277 mas, bpa=0.3367 degrees ! Estimated noise=0.448829 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 = 0.0140302 Jy ! Component: 100 - total flux cleaned = 0.0249425 Jy ! Component: 150 - total flux cleaned = 0.034116 Jy ! Component: 200 - total flux cleaned = 0.041934 Jy ! Total flux subtracted in 200 components = 0.041934 Jy ! Clean residual min=-0.004680 max=0.005374 Jy/beam ! Clean residual mean=-0.000034 rms=0.001452 Jy/beam ! Combined flux in latest and established models = 0.185419 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 107 components and 0.185419 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.526 mas, bmaj=11.73 mas, bpa=6.551 degrees ! Estimated noise=0.515274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104045 Jy ! Component: 100 - total flux cleaned = 0.0184623 Jy ! Component: 150 - total flux cleaned = 0.0250955 Jy ! Component: 200 - total flux cleaned = 0.0306644 Jy ! Total flux subtracted in 200 components = 0.0306644 Jy ! Clean residual min=-0.004069 max=0.004336 Jy/beam ! Clean residual mean=-0.000040 rms=0.001323 Jy/beam ! Combined flux in latest and established models = 0.216083 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 = 0.00472153 Jy ! Component: 100 - total flux cleaned = 0.0084611 Jy ! Component: 150 - total flux cleaned = 0.0112916 Jy ! Component: 200 - total flux cleaned = 0.013787 Jy ! Total flux subtracted in 200 components = 0.013787 Jy ! Clean residual min=-0.003037 max=0.003060 Jy/beam ! Clean residual mean=-0.000030 rms=0.000943 Jy/beam ! Combined flux in latest and established models = 0.22987 Jy ! Adding 176 model components to the UV plane model. ! The established model now contains 272 components and 0.22987 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.65 mas, bmaj=8.277 mas, bpa=0.3367 degrees ! Estimated noise=0.448829 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00238461 Jy ! Component: 100 - total flux cleaned = 0.00374799 Jy ! Component: 150 - total flux cleaned = 0.005442 Jy ! Component: 200 - total flux cleaned = 0.00687283 Jy ! Total flux subtracted in 200 components = 0.00687283 Jy ! Clean residual min=-0.002804 max=0.002242 Jy/beam ! Clean residual mean=-0.000013 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.236743 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 303 components and 0.236743 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057394Jy sigma=0.825679 ! Fit after self-cal, rms=0.057321Jy sigma=0.824546 wmodel J2107+1347_S_map.mod ! Writing 303 model components to file: J2107+1347_S_map.mod wobs J2107+1347_S_uvs.fits ! Writing UV FITS file: J2107+1347_S_uvs.fits wwins J2107+1347_S_map.win ! wwins: Wrote 7 windows to J2107+1347_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 = -0.000947351 Jy ! Component: 100 - total flux cleaned = -0.00131158 Jy ! Component: 150 - total flux cleaned = -0.0015007 Jy ! Component: 200 - total flux cleaned = -0.00160719 Jy ! Component: 250 - total flux cleaned = -0.00164155 Jy ! Component: 300 - total flux cleaned = -0.00167536 Jy ! Component: 350 - total flux cleaned = -0.00193167 Jy ! Component: 400 - total flux cleaned = -0.0020562 Jy ! Component: 450 - total flux cleaned = -0.00223866 Jy ! Component: 500 - total flux cleaned = -0.00244624 Jy ! Component: 550 - total flux cleaned = -0.0026768 Jy ! Component: 600 - total flux cleaned = -0.00293043 Jy ! Component: 650 - total flux cleaned = -0.00315109 Jy ! Component: 700 - total flux cleaned = -0.00350039 Jy ! Component: 750 - total flux cleaned = -0.00371087 Jy ! Component: 800 - total flux cleaned = -0.00399455 Jy ! Component: 850 - total flux cleaned = -0.00424673 Jy ! Component: 900 - total flux cleaned = -0.00434562 Jy ! Component: 950 - total flux cleaned = -0.00461321 Jy ! Component: 1000 - total flux cleaned = -0.00477989 Jy ! Component: 1050 - total flux cleaned = -0.00492019 Jy ! Component: 1100 - total flux cleaned = -0.00508115 Jy ! Component: 1150 - total flux cleaned = -0.00526161 Jy ! Component: 1200 - total flux cleaned = -0.00537253 Jy ! Component: 1250 - total flux cleaned = -0.0055466 Jy ! Component: 1300 - total flux cleaned = -0.00565391 Jy ! Component: 1350 - total flux cleaned = -0.00582312 Jy ! Component: 1400 - total flux cleaned = -0.00592691 Jy ! Component: 1450 - total flux cleaned = -0.00598833 Jy ! Component: 1500 - total flux cleaned = -0.00606959 Jy ! Component: 1550 - total flux cleaned = -0.00622925 Jy ! Component: 1600 - total flux cleaned = -0.00638712 Jy ! Component: 1650 - total flux cleaned = -0.00648457 Jy ! Component: 1700 - total flux cleaned = -0.00663757 Jy ! Component: 1750 - total flux cleaned = -0.00673222 Jy ! Component: 1800 - total flux cleaned = -0.00688172 Jy ! Component: 1850 - total flux cleaned = -0.00691881 Jy ! Component: 1900 - total flux cleaned = -0.00706489 Jy ! Component: 1950 - total flux cleaned = -0.00719097 Jy ! Component: 2000 - total flux cleaned = -0.00722637 Jy ! Component: 2050 - total flux cleaned = -0.00729711 Jy ! Component: 2100 - total flux cleaned = -0.0074014 Jy ! Component: 2150 - total flux cleaned = -0.00741869 Jy ! Component: 2200 - total flux cleaned = -0.00750399 Jy ! Component: 2250 - total flux cleaned = -0.00762192 Jy ! Component: 2300 - total flux cleaned = -0.00762161 Jy ! Component: 2350 - total flux cleaned = -0.00767154 Jy ! Component: 2400 - total flux cleaned = -0.00768788 Jy ! Component: 2450 - total flux cleaned = -0.0078178 Jy ! Component: 2500 - total flux cleaned = -0.00785004 Jy ! Component: 2550 - total flux cleaned = -0.00786581 Jy ! Component: 2600 - total flux cleaned = -0.00788177 Jy ! Component: 2650 - total flux cleaned = -0.00792883 Jy ! Component: 2700 - total flux cleaned = -0.00795963 Jy ! Component: 2750 - total flux cleaned = -0.00797511 Jy ! Component: 2800 - total flux cleaned = -0.00791427 Jy ! Component: 2850 - total flux cleaned = -0.00792946 Jy ! Component: 2900 - total flux cleaned = -0.00797434 Jy ! Component: 2950 - total flux cleaned = -0.00800399 Jy ! Component: 3000 - total flux cleaned = -0.00800405 Jy ! Component: 3050 - total flux cleaned = -0.0080188 Jy ! Component: 3100 - total flux cleaned = -0.00810522 Jy ! Component: 3150 - total flux cleaned = -0.0081767 Jy ! Component: 3200 - total flux cleaned = -0.00816236 Jy ! Component: 3250 - total flux cleaned = -0.00820448 Jy ! Component: 3300 - total flux cleaned = -0.00819039 Jy ! Component: 3350 - total flux cleaned = -0.00817648 Jy ! Component: 3400 - total flux cleaned = -0.00817649 Jy ! Component: 3450 - total flux cleaned = -0.00814926 Jy ! Component: 3500 - total flux cleaned = -0.00814927 Jy ! Component: 3550 - total flux cleaned = -0.00817619 Jy ! Component: 3600 - total flux cleaned = -0.00814958 Jy ! Component: 3650 - total flux cleaned = -0.00817613 Jy ! Component: 3700 - total flux cleaned = -0.00820236 Jy ! Component: 3750 - total flux cleaned = -0.00824161 Jy ! Component: 3800 - total flux cleaned = -0.00829323 Jy ! Component: 3850 - total flux cleaned = -0.00825457 Jy ! Component: 3900 - total flux cleaned = -0.00825458 Jy ! Component: 3950 - total flux cleaned = -0.00829271 Jy ! Component: 4000 - total flux cleaned = -0.00830525 Jy ! Component: 4050 - total flux cleaned = -0.00830527 Jy ! Total flux subtracted in 4096 components = -0.00831774 Jy ! Clean residual min=-0.000741 max=0.000682 Jy/beam ! Clean residual mean=-0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.228425 Jy keep ! Adding 277 model components to the UV plane model. ! The established model now contains 580 components and 0.228425 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J2107+1347_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.65 x 8.277 at 0.3367 degrees (North through East) ! Clean map min=-0.0018061 max=0.12241 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J2107+1347_S_map.fits wmodel /vlbi/bp222/maps//J2107+1347_S_map.mod ! Writing 580 model components to file: /vlbi/bp222/maps//J2107+1347_S_map.mod wobs /vlbi/bp222/maps//J2107+1347_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J2107+1347_S_uvs.fits wwins /vlbi/bp222/maps//J2107+1347_S_map.win ! wwins: Wrote 8 windows to /vlbi/bp222/maps//J2107+1347_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.122409 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000232261 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.569223 0.569223 1.13845 2.27689 4.55379 9.10757 18.2151 36.4303 72.8606 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.122 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 527.034 quit ! Quitting program ! Log file /vlbi/bp222/maps//J2107+1347_S_dfm.log closed on Thu Sep 27 11:36:44 2018