! Started logfile: .//J1816+3457_C_dfm.log on Sun Oct 21 00:01:11 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J1816+3457_C_uva.fits ! Reading UV FITS file: .//J1816+3457_C_uva.fits ! AN table 1: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.962963 visibilities/baseline/integration-bin. ! Found source: J1816+3457 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 1664 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1816+3457_C] 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 0.300x0.300 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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006407Jy sigma=40.990585 ! Fit after self-cal, rms=0.922627Jy sigma=37.006491 ! 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=1.297 mas, bmaj=4.483 mas, bpa=-9.604 degrees ! Estimated noise=0.687124 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 = 0.0531392 Jy ! Component: 100 - total flux cleaned = 0.0837629 Jy ! Total flux subtracted in 100 components = 0.0837629 Jy ! Clean residual min=-0.011470 max=0.019569 Jy/beam ! Clean residual mean=-0.000022 rms=0.004059 Jy/beam ! Combined flux in latest and established models = 0.0837628 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0837628 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.077527Jy sigma=3.113761 ! Fit after self-cal, rms=0.076958Jy sigma=3.099895 ! 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=1.738 mas, bmaj=4.708 mas, bpa=-8.655 degrees ! Estimated noise=0.479662 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 = 0.0397151 Jy ! Component: 100 - total flux cleaned = 0.0639305 Jy ! Component: 150 - total flux cleaned = 0.0797779 Jy ! Component: 200 - total flux cleaned = 0.0903098 Jy ! Total flux subtracted in 200 components = 0.0903098 Jy ! Clean residual min=-0.012404 max=0.026116 Jy/beam ! Clean residual mean=-0.000016 rms=0.004424 Jy/beam ! Combined flux in latest and established models = 0.174073 Jy ! Performing phase self-cal ! Adding 61 model components to the UV plane model. ! The established model now contains 71 components and 0.174073 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.052750Jy sigma=1.956447 ! Fit after self-cal, rms=0.052280Jy sigma=1.949879 ! Inverting map ! Added new window around map position (-10.8, 35.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0239414 Jy ! Component: 100 - total flux cleaned = 0.0355777 Jy ! Component: 150 - total flux cleaned = 0.044395 Jy ! Component: 200 - total flux cleaned = 0.0515332 Jy ! Total flux subtracted in 200 components = 0.0515332 Jy ! Clean residual min=-0.009059 max=0.011418 Jy/beam ! Clean residual mean=-0.000008 rms=0.002768 Jy/beam ! Combined flux in latest and established models = 0.225606 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 111 components and 0.225606 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.041069Jy sigma=1.333705 ! Fit after self-cal, rms=0.038877Jy sigma=1.277618 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.738 x 4.708 at -8.655 degrees (North through East) ! Clean map min=-0.0086037 max=0.080581 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.83 KP 0.82 LA 1.00 ! MK 1.18 NL 1.27 OV 1.03 PT 0.83 ! SC 1.47 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.88 KP 0.80 LA 1.00 ! MK 1.42 NL 1.22 OV 0.97 PT 0.85 ! SC 1.62 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.89 KP 0.91 LA 0.94 ! MK 2.10 NL 1.22 OV 1.01 PT 0.79 ! SC 1.64 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.85 KP 0.89 LA 0.97 ! MK 1.25 NL 1.02 OV 1.06 PT 0.90 ! SC 1.76 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 FD 0.92 KP 0.89 LA 0.99 ! MK 1.53 NL 1.11 OV 1.04 PT 0.87 ! SC 2.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 0.94 KP 0.88 LA 0.97 ! MK 1.57 NL 1.07 OV 1.09 PT 0.89 ! SC 1.86 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.29 FD 1.00 KP 0.87 LA 0.98 ! MK 1.54 NL 1.10 OV 1.06 PT 0.86 ! SC 1.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 1.00 KP 0.86 LA 1.02 ! MK 2.08 NL 1.10 OV 1.05 PT 0.91 ! SC 2.90 ! ! ! Fit before self-cal, rms=0.038877Jy sigma=1.277618 ! Fit after self-cal, rms=0.050381Jy sigma=0.980793 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.106 mas, bmaj=5.055 mas, bpa=-9.421 degrees ! Estimated noise=0.550123 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 (11.1, 14.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00983264 Jy ! Component: 100 - total flux cleaned = 0.0121003 Jy ! Component: 150 - total flux cleaned = 0.0121044 Jy ! Component: 200 - total flux cleaned = 0.0119902 Jy ! Total flux subtracted in 200 components = 0.0119902 Jy ! Clean residual min=-0.004949 max=0.005616 Jy/beam ! Clean residual mean=0.000006 rms=0.001305 Jy/beam ! Combined flux in latest and established models = 0.237596 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 146 components and 0.237596 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.048427Jy sigma=0.818370 ! Fit after self-cal, rms=0.048166Jy sigma=0.800416 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.048166Jy sigma=0.800416 ! Fit after self-cal, rms=0.046363Jy sigma=0.792204 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.103 mas, bmaj=5.042 mas, bpa=-8.771 degrees ! Estimated noise=0.546785 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00253742 Jy ! Component: 100 - total flux cleaned = 0.00207141 Jy ! Component: 150 - total flux cleaned = 0.0015699 Jy ! Component: 200 - total flux cleaned = 0.00102925 Jy ! Total flux subtracted in 200 components = 0.00102925 Jy ! Clean residual min=-0.004289 max=0.004528 Jy/beam ! Clean residual mean=0.000004 rms=0.001041 Jy/beam ! Combined flux in latest and established models = 0.238625 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 168 components and 0.238625 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.045774Jy sigma=0.752935 ! Fit after self-cal, rms=0.045848Jy sigma=0.750073 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 (20.1, 36.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0028825 Jy ! Component: 100 - total flux cleaned = 0.00353019 Jy ! Component: 150 - total flux cleaned = 0.00353542 Jy ! Component: 200 - total flux cleaned = 0.00322706 Jy ! Total flux subtracted in 200 components = 0.00322706 Jy ! Clean residual min=-0.003615 max=0.003601 Jy/beam ! Clean residual mean=0.000004 rms=0.000837 Jy/beam ! Combined flux in latest and established models = 0.241852 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 185 components and 0.241852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.045446Jy sigma=0.710561 ! Fit after self-cal, rms=0.045419Jy sigma=0.708476 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.045419Jy sigma=0.708476 ! Fit after self-cal, rms=0.050794Jy sigma=0.701609 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.147 mas, bmaj=5.027 mas, bpa=-8.251 degrees ! Estimated noise=0.55181 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145842 Jy ! Component: 100 - total flux cleaned = 0.000961187 Jy ! Component: 150 - total flux cleaned = 0.00050454 Jy ! Component: 200 - total flux cleaned = 0.000203017 Jy ! Total flux subtracted in 200 components = 0.000203017 Jy ! Clean residual min=-0.003321 max=0.003369 Jy/beam ! Clean residual mean=0.000003 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 0.242055 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 203 components and 0.242055 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.050615Jy sigma=0.686717 ! Fit after self-cal, rms=0.050715Jy sigma=0.686203 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 (-9, -35.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.002378 Jy ! Component: 100 - total flux cleaned = 0.00263207 Jy ! Component: 150 - total flux cleaned = 0.00310256 Jy ! Component: 200 - total flux cleaned = 0.00342188 Jy ! Total flux subtracted in 200 components = 0.00342188 Jy ! Clean residual min=-0.002672 max=0.002683 Jy/beam ! Clean residual mean=0.000001 rms=0.000643 Jy/beam ! Combined flux in latest and established models = 0.245477 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 224 components and 0.245477 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.050514Jy sigma=0.667660 ! Fit after self-cal, rms=0.050468Jy sigma=0.666868 ! Inverting map ! Added new window around map position (-5.7, 34.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00241027 Jy ! Component: 100 - total flux cleaned = 0.00270552 Jy ! Component: 150 - total flux cleaned = 0.00306899 Jy ! Component: 200 - total flux cleaned = 0.00330814 Jy ! Total flux subtracted in 200 components = 0.00330814 Jy ! Clean residual min=-0.002363 max=0.002248 Jy/beam ! Clean residual mean=0.000001 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.248785 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 249 components and 0.248785 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.050244Jy sigma=0.655437 ! Fit after self-cal, rms=0.050211Jy sigma=0.653887 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.050211Jy sigma=0.653887 ! Fit after self-cal, rms=0.052181Jy sigma=0.648947 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.734 mas, bmaj=5.923 mas, bpa=8.092 degrees ! Estimated noise=0.530211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001178 Jy ! Component: 100 - total flux cleaned = 0.00122278 Jy ! Component: 150 - total flux cleaned = 0.0014572 Jy ! Component: 200 - total flux cleaned = 0.00171124 Jy ! Total flux subtracted in 200 components = 0.00171124 Jy ! Clean residual min=-0.001839 max=0.001831 Jy/beam ! Clean residual mean=-0.000001 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.250497 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 276 components and 0.250497 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.052130Jy sigma=0.643319 ! Fit after self-cal, rms=0.052104Jy sigma=0.643005 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 = 0.000426896 Jy ! Component: 100 - total flux cleaned = 0.000721797 Jy ! Component: 150 - total flux cleaned = 0.000931313 Jy ! Component: 200 - total flux cleaned = 0.00115528 Jy ! Total flux subtracted in 200 components = 0.00115528 Jy ! Clean residual min=-0.001706 max=0.001672 Jy/beam ! Clean residual mean=-0.000002 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.251652 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 299 components and 0.251652 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.052066Jy sigma=0.640455 ! Fit after self-cal, rms=0.052056Jy sigma=0.640307 ! 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=2.158 mas, bmaj=5.019 mas, bpa=-7.612 degrees ! Estimated noise=0.550964 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.158 x 5.019 at -7.612 degrees (North through East) ! Clean map min=-0.0037258 max=0.094061 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=1.527 mas, bmaj=4.65 mas, bpa=-9.118 degrees ! Estimated noise=0.929747 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0671212 Jy ! Component: 100 - total flux cleaned = 0.10197 Jy ! Component: 150 - total flux cleaned = 0.12639 Jy ! Component: 200 - total flux cleaned = 0.145292 Jy ! Total flux subtracted in 200 components = 0.145292 Jy ! Clean residual min=-0.010068 max=0.015005 Jy/beam ! Clean residual mean=-0.000018 rms=0.003151 Jy/beam ! Combined flux in latest and established models = 0.145292 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 48 model components to the UV plane model. ! The established model now contains 48 components and 0.145292 Jy ! Inverting map and beam ! Estimated beam: bmin=2.158 mas, bmaj=5.019 mas, bpa=-7.612 degrees ! Estimated noise=0.550964 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-2.1, 0.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0243155 Jy ! Component: 100 - total flux cleaned = 0.0405547 Jy ! Component: 150 - total flux cleaned = 0.0528911 Jy ! Component: 200 - total flux cleaned = 0.0626124 Jy ! Total flux subtracted in 200 components = 0.0626124 Jy ! Clean residual min=-0.007010 max=0.008908 Jy/beam ! Clean residual mean=-0.000009 rms=0.002011 Jy/beam ! Combined flux in latest and established models = 0.207904 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 96 components and 0.207904 Jy ! Inverting map ! Added new window around map position (2.4, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00891705 Jy ! Component: 100 - total flux cleaned = 0.0154395 Jy ! Component: 150 - total flux cleaned = 0.0198713 Jy ! Component: 200 - total flux cleaned = 0.0225353 Jy ! Total flux subtracted in 200 components = 0.0225353 Jy ! Clean residual min=-0.004498 max=0.004078 Jy/beam ! Clean residual mean=-0.000005 rms=0.001098 Jy/beam ! Combined flux in latest and established models = 0.23044 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 131 components and 0.23044 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.734 mas, bmaj=5.923 mas, bpa=8.092 degrees ! Estimated noise=0.530211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00456552 Jy ! Component: 100 - total flux cleaned = 0.00719987 Jy ! Component: 150 - total flux cleaned = 0.0091314 Jy ! Component: 200 - total flux cleaned = 0.0103835 Jy ! Total flux subtracted in 200 components = 0.0103835 Jy ! Clean residual min=-0.004114 max=0.003085 Jy/beam ! Clean residual mean=-0.000004 rms=0.000982 Jy/beam ! Combined flux in latest and established models = 0.240823 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 = 0.000947674 Jy ! Component: 100 - total flux cleaned = 0.00163811 Jy ! Component: 150 - total flux cleaned = 0.00210668 Jy ! Component: 200 - total flux cleaned = 0.00254052 Jy ! Total flux subtracted in 200 components = 0.00254052 Jy ! Clean residual min=-0.003117 max=0.002412 Jy/beam ! Clean residual mean=-0.000003 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 0.243364 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 208 components and 0.243364 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.158 mas, bmaj=5.019 mas, bpa=-7.612 degrees ! Estimated noise=0.550964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000127451 Jy ! Component: 100 - total flux cleaned = 0.000840845 Jy ! Component: 150 - total flux cleaned = 0.00155972 Jy ! Component: 200 - total flux cleaned = 0.00215229 Jy ! Total flux subtracted in 200 components = 0.00215229 Jy ! Clean residual min=-0.002134 max=0.002026 Jy/beam ! Clean residual mean=-0.000002 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.245516 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 239 components and 0.245516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.052156Jy sigma=0.643291 ! Fit after self-cal, rms=0.051681Jy sigma=0.636074 wmodel J1816+3457_C_map.mod ! Writing 239 model components to file: J1816+3457_C_map.mod wobs J1816+3457_C_uvs.fits ! Writing UV FITS file: J1816+3457_C_uvs.fits wwins J1816+3457_C_map.win ! wwins: Wrote 8 windows to J1816+3457_C_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 = -0.000288855 Jy ! Component: 100 - total flux cleaned = -0.000250886 Jy ! Component: 150 - total flux cleaned = -0.000465853 Jy ! Component: 200 - total flux cleaned = -0.000845404 Jy ! Component: 250 - total flux cleaned = -0.00109727 Jy ! Component: 300 - total flux cleaned = -0.00147191 Jy ! Component: 350 - total flux cleaned = -0.00175575 Jy ! Component: 400 - total flux cleaned = -0.00190599 Jy ! Component: 450 - total flux cleaned = -0.00217278 Jy ! Component: 500 - total flux cleaned = -0.00233744 Jy ! Component: 550 - total flux cleaned = -0.00245327 Jy ! Component: 600 - total flux cleaned = -0.00261122 Jy ! Component: 650 - total flux cleaned = -0.00274312 Jy ! Component: 700 - total flux cleaned = -0.00282876 Jy ! Component: 750 - total flux cleaned = -0.00289128 Jy ! Component: 800 - total flux cleaned = -0.00284979 Jy ! Component: 850 - total flux cleaned = -0.00282935 Jy ! Component: 900 - total flux cleaned = -0.00282951 Jy ! Component: 950 - total flux cleaned = -0.00284941 Jy ! Component: 1000 - total flux cleaned = -0.00283042 Jy ! Component: 1050 - total flux cleaned = -0.00292549 Jy ! Component: 1100 - total flux cleaned = -0.00294415 Jy ! Component: 1150 - total flux cleaned = -0.00296269 Jy ! Component: 1200 - total flux cleaned = -0.0030175 Jy ! Component: 1250 - total flux cleaned = -0.00303544 Jy ! Component: 1300 - total flux cleaned = -0.00307094 Jy ! Component: 1350 - total flux cleaned = -0.00310637 Jy ! Component: 1400 - total flux cleaned = -0.00314104 Jy ! Component: 1450 - total flux cleaned = -0.00321011 Jy ! Component: 1500 - total flux cleaned = -0.00329542 Jy ! Component: 1550 - total flux cleaned = -0.00332922 Jy ! Component: 1600 - total flux cleaned = -0.00334601 Jy ! Component: 1650 - total flux cleaned = -0.00341219 Jy ! Component: 1700 - total flux cleaned = -0.00346129 Jy ! Component: 1750 - total flux cleaned = -0.00346131 Jy ! Component: 1800 - total flux cleaned = -0.00354139 Jy ! Component: 1850 - total flux cleaned = -0.00355707 Jy ! Component: 1900 - total flux cleaned = -0.00354151 Jy ! Component: 1950 - total flux cleaned = -0.00360364 Jy ! Component: 2000 - total flux cleaned = -0.00360376 Jy ! Component: 2050 - total flux cleaned = -0.00361897 Jy ! Component: 2100 - total flux cleaned = -0.00366435 Jy ! Component: 2150 - total flux cleaned = -0.00372418 Jy ! Component: 2200 - total flux cleaned = -0.00370931 Jy ! Component: 2250 - total flux cleaned = -0.00370942 Jy ! Component: 2300 - total flux cleaned = -0.00376822 Jy ! Component: 2350 - total flux cleaned = -0.00379732 Jy ! Component: 2400 - total flux cleaned = -0.00376859 Jy ! Component: 2450 - total flux cleaned = -0.00382602 Jy ! Component: 2500 - total flux cleaned = -0.00381181 Jy ! Component: 2550 - total flux cleaned = -0.0038684 Jy ! Component: 2600 - total flux cleaned = -0.0038824 Jy ! Component: 2650 - total flux cleaned = -0.00384046 Jy ! Component: 2700 - total flux cleaned = -0.00381277 Jy ! Component: 2750 - total flux cleaned = -0.00379895 Jy ! Component: 2800 - total flux cleaned = -0.00377173 Jy ! Component: 2850 - total flux cleaned = -0.00379904 Jy ! Component: 2900 - total flux cleaned = -0.00378553 Jy ! Component: 2950 - total flux cleaned = -0.00378549 Jy ! Component: 3000 - total flux cleaned = -0.00379883 Jy ! Component: 3050 - total flux cleaned = -0.00378563 Jy ! Component: 3100 - total flux cleaned = -0.00381197 Jy ! Component: 3150 - total flux cleaned = -0.00383832 Jy ! Component: 3200 - total flux cleaned = -0.0038122 Jy ! Component: 3250 - total flux cleaned = -0.00379912 Jy ! Component: 3300 - total flux cleaned = -0.00377325 Jy ! Component: 3350 - total flux cleaned = -0.00381186 Jy ! Component: 3400 - total flux cleaned = -0.00377318 Jy ! Component: 3450 - total flux cleaned = -0.00372199 Jy ! Component: 3500 - total flux cleaned = -0.00365825 Jy ! Component: 3550 - total flux cleaned = -0.00360744 Jy ! Component: 3600 - total flux cleaned = -0.0035948 Jy ! Component: 3650 - total flux cleaned = -0.00356958 Jy ! Component: 3700 - total flux cleaned = -0.00353192 Jy ! Component: 3750 - total flux cleaned = -0.00349446 Jy ! Component: 3800 - total flux cleaned = -0.00346954 Jy ! Component: 3850 - total flux cleaned = -0.00338285 Jy ! Component: 3900 - total flux cleaned = -0.00343225 Jy ! Component: 3950 - total flux cleaned = -0.00339528 Jy ! Component: 4000 - total flux cleaned = -0.00338309 Jy ! Component: 4050 - total flux cleaned = -0.00337082 Jy ! Total flux subtracted in 4096 components = -0.00334648 Jy ! Clean residual min=-0.000707 max=0.000696 Jy/beam ! Clean residual mean=0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.242169 Jy keep ! Adding 268 model components to the UV plane model. ! The established model now contains 507 components and 0.24217 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1816+3457_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.158 x 5.019 at -7.612 degrees (North through East) ! Clean map min=-0.002504 max=0.090253 Jy/beam ! Writing clean map to FITS file: .//J1816+3457_C_map.fits wmodel .//J1816+3457_C_map.mod ! Writing 507 model components to file: .//J1816+3457_C_map.mod wobs .//J1816+3457_C_uvs.fits ! Writing UV FITS file: .//J1816+3457_C_uvs.fits wwins .//J1816+3457_C_map.win ! wwins: Wrote 9 windows to .//J1816+3457_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0902528 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000203007 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.674795 0.674795 1.34959 2.69918 5.39836 10.7967 21.5935 43.1869 86.3738 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.09 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 444.579 quit ! Quitting program ! Log file .//J1816+3457_C_dfm.log closed on Sun Oct 21 00:01:15 2018