! Started logfile: .//J2254+2445_C_20180528_dfm.log on Sun Jul 8 13:56:51 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 .//J2254+2445_C_20180528_uva.fits ! Reading UV FITS file: .//J2254+2445_C_20180528_uva.fits ! AN table 1: 24 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.927083 visibilities/baseline/integration-bin. ! Found source: J2254+2445 ! ! 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 3 lines of history. ! ! Reading 6408 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 J2254+2445_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.080603Jy sigma=29.383152 ! Fit after self-cal, rms=0.744116Jy sigma=20.365294 ! 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=1.172 mas, bmaj=3.533 mas, bpa=1.195 degrees ! Estimated noise=0.444831 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 = 0.201015 Jy ! Component: 100 - total flux cleaned = 0.286656 Jy ! Total flux subtracted in 100 components = 0.286656 Jy ! Clean residual min=-0.025125 max=0.056444 Jy/beam ! Clean residual mean=-0.000015 rms=0.007426 Jy/beam ! Combined flux in latest and established models = 0.286656 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.286656 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=0.187721Jy sigma=4.759389 ! Fit after self-cal, rms=0.187323Jy sigma=4.748491 ! Inverting map ! Added new window around map position (0.6, 4.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0605455 Jy ! Component: 100 - total flux cleaned = 0.101242 Jy ! Total flux subtracted in 100 components = 0.101242 Jy ! Clean residual min=-0.020779 max=0.027717 Jy/beam ! Clean residual mean=-0.000011 rms=0.005247 Jy/beam ! Combined flux in latest and established models = 0.387898 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 21 components and 0.387898 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=0.147647Jy sigma=3.616032 ! Fit after self-cal, rms=0.146742Jy sigma=3.586591 ! 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=1.475 mas, bmaj=3.847 mas, bpa=1.187 degrees ! Estimated noise=0.333907 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 = 0.0609503 Jy ! Component: 100 - total flux cleaned = 0.10196 Jy ! Component: 150 - total flux cleaned = 0.132292 Jy ! Component: 200 - total flux cleaned = 0.155106 Jy ! Total flux subtracted in 200 components = 0.155106 Jy ! Clean residual min=-0.019965 max=0.031606 Jy/beam ! Clean residual mean=-0.000004 rms=0.006143 Jy/beam ! Combined flux in latest and established models = 0.543004 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 56 components and 0.543004 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=0.108781Jy sigma=2.529899 ! Fit after self-cal, rms=0.107672Jy sigma=2.494427 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.475 x 3.847 at 1.187 degrees (North through East) ! Clean map min=-0.01826 max=0.29074 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.09 HN 0.87 KP 0.81 ! LA 0.88 MK 1.01 NL 0.97 PT 0.74 ! SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.14 HN 0.87 KP 0.84 ! LA 0.86 MK 0.93 NL 1.00 PT 1.03 ! SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.95 KP 0.95 ! LA 0.89 MK 0.87 NL 1.25 PT 0.45 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.95 KP 0.87 ! LA 0.95 MK 1.05 NL 0.94 PT 1.02 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 HN 1.05 KP 0.93 ! LA 1.00 MK 1.04 NL 1.20 PT 0.99 ! SC 1.08 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.17 HN 1.14 KP 0.95 ! LA 0.95 MK 1.00 NL 1.10 PT 0.97 ! SC 1.11 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 1.08 KP 0.98 ! LA 0.91 MK 0.98 NL 1.07 PT 0.88 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 1.10 KP 0.92 ! LA 0.98 MK 0.99 NL 1.02 PT 1.00 ! SC 1.07 ! ! ! Fit before self-cal, rms=0.107672Jy sigma=2.494427 ! Fit after self-cal, rms=0.050449Jy sigma=1.340797 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.498 mas, bmaj=3.933 mas, bpa=0.9008 degrees ! Estimated noise=0.319263 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 (2.7, 6.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0195167 Jy ! Component: 100 - total flux cleaned = 0.0226152 Jy ! Component: 150 - total flux cleaned = 0.0222986 Jy ! Component: 200 - total flux cleaned = 0.0220566 Jy ! Total flux subtracted in 200 components = 0.0220566 Jy ! Clean residual min=-0.008941 max=0.010545 Jy/beam ! Clean residual mean=0.000005 rms=0.002118 Jy/beam ! Combined flux in latest and established models = 0.565061 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 81 components and 0.56506 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=0.041513Jy sigma=1.062629 ! Fit after self-cal, rms=0.040702Jy sigma=1.037889 ! Inverting map ! Added new window around map position (-0.9, 11.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00653815 Jy ! Component: 100 - total flux cleaned = 0.00684509 Jy ! Component: 150 - total flux cleaned = 0.00731318 Jy ! Component: 200 - total flux cleaned = 0.00730319 Jy ! Total flux subtracted in 200 components = 0.00730319 Jy ! Clean residual min=-0.006881 max=0.007273 Jy/beam ! Clean residual mean=0.000004 rms=0.001531 Jy/beam ! Combined flux in latest and established models = 0.572364 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 106 components and 0.572364 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=0.036228Jy sigma=0.907619 ! Fit after self-cal, rms=0.035950Jy sigma=0.901078 ! 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=0.035950Jy sigma=0.901078 ! Fit after self-cal, rms=0.034016Jy sigma=0.860160 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.508 mas, bmaj=3.929 mas, bpa=1.088 degrees ! Estimated noise=0.319026 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00686696 Jy ! Component: 100 - total flux cleaned = 0.00866789 Jy ! Component: 150 - total flux cleaned = 0.00867723 Jy ! Component: 200 - total flux cleaned = 0.00867666 Jy ! Total flux subtracted in 200 components = 0.00867666 Jy ! Clean residual min=-0.004705 max=0.005449 Jy/beam ! Clean residual mean=0.000003 rms=0.001073 Jy/beam ! Combined flux in latest and established models = 0.58104 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 123 components and 0.58104 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=0.032267Jy sigma=0.804718 ! Fit after self-cal, rms=0.032003Jy sigma=0.797778 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 (7.5, 18.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00508976 Jy ! Component: 100 - total flux cleaned = 0.00850476 Jy ! Component: 150 - total flux cleaned = 0.0103225 Jy ! Component: 200 - total flux cleaned = 0.0114882 Jy ! Total flux subtracted in 200 components = 0.0114882 Jy ! Clean residual min=-0.003826 max=0.002812 Jy/beam ! Clean residual mean=0.000001 rms=0.000764 Jy/beam ! Combined flux in latest and established models = 0.592529 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 153 components and 0.592529 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=0.030891Jy sigma=0.761841 ! Fit after self-cal, rms=0.030804Jy sigma=0.759936 ! 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=0.030804Jy sigma=0.759936 ! Fit after self-cal, rms=0.030684Jy sigma=0.756053 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.512 mas, bmaj=3.93 mas, bpa=1.12 degrees ! Estimated noise=0.3195 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00265938 Jy ! Component: 100 - total flux cleaned = 0.00404445 Jy ! Component: 150 - total flux cleaned = 0.00466812 Jy ! Component: 200 - total flux cleaned = 0.00510521 Jy ! Total flux subtracted in 200 components = 0.00510521 Jy ! Clean residual min=-0.002924 max=0.002329 Jy/beam ! Clean residual mean=0.000001 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 0.597634 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 176 components and 0.597634 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=0.030273Jy sigma=0.743265 ! Fit after self-cal, rms=0.030219Jy sigma=0.741791 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 = 0.0011838 Jy ! Component: 100 - total flux cleaned = 0.00201867 Jy ! Component: 150 - total flux cleaned = 0.0023351 Jy ! Component: 200 - total flux cleaned = 0.00257431 Jy ! Total flux subtracted in 200 components = 0.00257431 Jy ! Clean residual min=-0.002580 max=0.002125 Jy/beam ! Clean residual mean=0.000001 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.600208 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 186 components and 0.600208 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=0.030006Jy sigma=0.735792 ! Fit after self-cal, rms=0.029983Jy sigma=0.735147 ! 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=0.029983Jy sigma=0.735147 ! Fit after self-cal, rms=0.029976Jy sigma=0.734440 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.497 mas, bmaj=5.034 mas, bpa=-3.533 degrees ! Estimated noise=0.403796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00220127 Jy ! Component: 100 - total flux cleaned = 0.00308609 Jy ! Component: 150 - total flux cleaned = 0.00344193 Jy ! Component: 200 - total flux cleaned = 0.00352965 Jy ! Total flux subtracted in 200 components = 0.00352965 Jy ! Clean residual min=-0.002236 max=0.002647 Jy/beam ! Clean residual mean=0.000000 rms=0.000719 Jy/beam ! Combined flux in latest and established models = 0.603738 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 210 components and 0.603738 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=0.029851Jy sigma=0.730592 ! Fit after self-cal, rms=0.029831Jy sigma=0.730034 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 = 0.000829994 Jy ! Component: 100 - total flux cleaned = 0.00103062 Jy ! Component: 150 - total flux cleaned = 0.00113447 Jy ! Component: 200 - total flux cleaned = 0.00113379 Jy ! Total flux subtracted in 200 components = 0.00113379 Jy ! Clean residual min=-0.002086 max=0.002571 Jy/beam ! Clean residual mean=0.000000 rms=0.000670 Jy/beam ! Combined flux in latest and established models = 0.604872 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 228 components and 0.604871 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=0.029780Jy sigma=0.728881 ! Fit after self-cal, rms=0.029772Jy sigma=0.728630 ! 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=1.513 mas, bmaj=3.931 mas, bpa=1.112 degrees ! Estimated noise=0.31968 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.513 x 3.931 at 1.112 degrees (North through East) ! Clean map min=-0.0060574 max=0.27536 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=1.198 mas, bmaj=3.594 mas, bpa=1.163 degrees ! Estimated noise=0.438348 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.197853 Jy ! Component: 100 - total flux cleaned = 0.286395 Jy ! Component: 150 - total flux cleaned = 0.343849 Jy ! Component: 200 - total flux cleaned = 0.384271 Jy ! Total flux subtracted in 200 components = 0.384271 Jy ! Clean residual min=-0.019733 max=0.023293 Jy/beam ! Clean residual mean=-0.000006 rms=0.004347 Jy/beam ! Combined flux in latest and established models = 0.384271 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.384271 Jy ! Inverting map and beam ! Estimated beam: bmin=1.513 mas, bmaj=3.931 mas, bpa=1.112 degrees ! Estimated noise=0.31968 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 = 0.0545648 Jy ! Component: 100 - total flux cleaned = 0.091786 Jy ! Component: 150 - total flux cleaned = 0.119021 Jy ! Component: 200 - total flux cleaned = 0.139554 Jy ! Total flux subtracted in 200 components = 0.139554 Jy ! Clean residual min=-0.011290 max=0.012884 Jy/beam ! Clean residual mean=0.000000 rms=0.003062 Jy/beam ! Combined flux in latest and established models = 0.523825 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 69 components and 0.523825 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=3.497 mas, bmaj=5.034 mas, bpa=-3.533 degrees ! Estimated noise=0.403796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.027288 Jy ! Component: 100 - total flux cleaned = 0.0426236 Jy ! Component: 150 - total flux cleaned = 0.0528776 Jy ! Component: 200 - total flux cleaned = 0.0593472 Jy ! Total flux subtracted in 200 components = 0.0593472 Jy ! Clean residual min=-0.007206 max=0.006422 Jy/beam ! Clean residual mean=0.000003 rms=0.001786 Jy/beam ! Combined flux in latest and established models = 0.583172 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 = 0.00369021 Jy ! Component: 100 - total flux cleaned = 0.00679161 Jy ! Component: 150 - total flux cleaned = 0.00957504 Jy ! Component: 200 - total flux cleaned = 0.0116412 Jy ! Total flux subtracted in 200 components = 0.0116412 Jy ! Clean residual min=-0.004451 max=0.003744 Jy/beam ! Clean residual mean=0.000002 rms=0.001098 Jy/beam ! Combined flux in latest and established models = 0.594814 Jy ! Adding 96 model components to the UV plane model. ! The established model now contains 151 components and 0.594813 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.513 mas, bmaj=3.931 mas, bpa=1.112 degrees ! Estimated noise=0.31968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000288209 Jy ! Component: 100 - total flux cleaned = 0.00131849 Jy ! Component: 150 - total flux cleaned = 0.00235868 Jy ! Component: 200 - total flux cleaned = 0.00326893 Jy ! Total flux subtracted in 200 components = 0.00326893 Jy ! Clean residual min=-0.005009 max=0.003807 Jy/beam ! Clean residual mean=0.000001 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.598082 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 173 components and 0.598082 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=0.031941Jy sigma=0.788051 ! Fit after self-cal, rms=0.031648Jy sigma=0.780051 wmodel J2254+2445_C_map.mod ! Writing 173 model components to file: J2254+2445_C_map.mod wobs J2254+2445_C_uvs.fits ! Writing UV FITS file: J2254+2445_C_uvs.fits wwins J2254+2445_C_map.win ! wwins: Wrote 5 windows to J2254+2445_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 = -0.00191433 Jy ! Component: 100 - total flux cleaned = -0.00289666 Jy ! Component: 150 - total flux cleaned = -0.00342688 Jy ! Component: 200 - total flux cleaned = -0.00369894 Jy ! Component: 250 - total flux cleaned = -0.00379997 Jy ! Component: 300 - total flux cleaned = -0.00384834 Jy ! Component: 350 - total flux cleaned = -0.00412226 Jy ! Component: 400 - total flux cleaned = -0.0042973 Jy ! Component: 450 - total flux cleaned = -0.00434043 Jy ! Component: 500 - total flux cleaned = -0.00421984 Jy ! Component: 550 - total flux cleaned = -0.00402571 Jy ! Component: 600 - total flux cleaned = -0.00402609 Jy ! Component: 650 - total flux cleaned = -0.0039902 Jy ! Component: 700 - total flux cleaned = -0.00395542 Jy ! Component: 750 - total flux cleaned = -0.00388634 Jy ! Component: 800 - total flux cleaned = -0.00385304 Jy ! Component: 850 - total flux cleaned = -0.00375461 Jy ! Component: 900 - total flux cleaned = -0.00365916 Jy ! Component: 950 - total flux cleaned = -0.0036589 Jy ! Component: 1000 - total flux cleaned = -0.00350752 Jy ! Component: 1050 - total flux cleaned = -0.0034192 Jy ! Component: 1100 - total flux cleaned = -0.00333278 Jy ! Component: 1150 - total flux cleaned = -0.00321963 Jy ! Component: 1200 - total flux cleaned = -0.00308205 Jy ! Component: 1250 - total flux cleaned = -0.00305477 Jy ! Component: 1300 - total flux cleaned = -0.00294873 Jy ! Component: 1350 - total flux cleaned = -0.00284552 Jy ! Component: 1400 - total flux cleaned = -0.00279446 Jy ! Component: 1450 - total flux cleaned = -0.00267032 Jy ! Component: 1500 - total flux cleaned = -0.0026216 Jy ! Component: 1550 - total flux cleaned = -0.0025739 Jy ! Component: 1600 - total flux cleaned = -0.00252647 Jy ! Component: 1650 - total flux cleaned = -0.00248004 Jy ! Component: 1700 - total flux cleaned = -0.00241157 Jy ! Component: 1750 - total flux cleaned = -0.00241214 Jy ! Component: 1800 - total flux cleaned = -0.00234678 Jy ! Component: 1850 - total flux cleaned = -0.002304 Jy ! Component: 1900 - total flux cleaned = -0.0022827 Jy ! Component: 1950 - total flux cleaned = -0.00221982 Jy ! Component: 2000 - total flux cleaned = -0.00215792 Jy ! Component: 2050 - total flux cleaned = -0.00215819 Jy ! Component: 2100 - total flux cleaned = -0.00209813 Jy ! Component: 2150 - total flux cleaned = -0.00205858 Jy ! Component: 2200 - total flux cleaned = -0.00201954 Jy ! Component: 2250 - total flux cleaned = -0.00198117 Jy ! Component: 2300 - total flux cleaned = -0.0019246 Jy ! Component: 2350 - total flux cleaned = -0.00194301 Jy ! Component: 2400 - total flux cleaned = -0.00190617 Jy ! Component: 2450 - total flux cleaned = -0.00186999 Jy ! Component: 2500 - total flux cleaned = -0.00183437 Jy ! Component: 2550 - total flux cleaned = -0.00178144 Jy ! Component: 2600 - total flux cleaned = -0.00179873 Jy ! Component: 2650 - total flux cleaned = -0.00178149 Jy ! Component: 2700 - total flux cleaned = -0.00174803 Jy ! Component: 2750 - total flux cleaned = -0.00174825 Jy ! Component: 2800 - total flux cleaned = -0.00174788 Jy ! Component: 2850 - total flux cleaned = -0.00174807 Jy ! Component: 2900 - total flux cleaned = -0.00176356 Jy ! Component: 2950 - total flux cleaned = -0.00174754 Jy ! Component: 3000 - total flux cleaned = -0.00173184 Jy ! Component: 3050 - total flux cleaned = -0.00174733 Jy ! Component: 3100 - total flux cleaned = -0.00170129 Jy ! Component: 3150 - total flux cleaned = -0.001671 Jy ! Component: 3200 - total flux cleaned = -0.00167135 Jy ! Component: 3250 - total flux cleaned = -0.00165651 Jy ! Component: 3300 - total flux cleaned = -0.0017009 Jy ! Component: 3350 - total flux cleaned = -0.00165722 Jy ! Component: 3400 - total flux cleaned = -0.00172945 Jy ! Component: 3450 - total flux cleaned = -0.00170065 Jy ! Component: 3500 - total flux cleaned = -0.00164424 Jy ! Component: 3550 - total flux cleaned = -0.00164436 Jy ! Component: 3600 - total flux cleaned = -0.00163035 Jy ! Component: 3650 - total flux cleaned = -0.00164432 Jy ! Component: 3700 - total flux cleaned = -0.00154877 Jy ! Component: 3750 - total flux cleaned = -0.00161662 Jy ! Component: 3800 - total flux cleaned = -0.00157623 Jy ! Component: 3850 - total flux cleaned = -0.00160279 Jy ! Component: 3900 - total flux cleaned = -0.00158939 Jy ! Component: 3950 - total flux cleaned = -0.00153708 Jy ! Component: 4000 - total flux cleaned = -0.00155018 Jy ! Component: 4050 - total flux cleaned = -0.00153734 Jy ! Total flux subtracted in 4096 components = -0.00153726 Jy ! Clean residual min=-0.000660 max=0.000740 Jy/beam ! Clean residual mean=-0.000000 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.596545 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 480 components and 0.596545 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2254+2445_C_20180528_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.513 x 3.931 at 1.112 degrees (North through East) ! Clean map min=-0.0042298 max=0.27012 Jy/beam ! Writing clean map to FITS file: .//J2254+2445_C_20180528_map.fits wmodel .//J2254+2445_C_20180528_map.mod ! Writing 480 model components to file: .//J2254+2445_C_20180528_map.mod wobs .//J2254+2445_C_20180528_uvs.fits ! Writing UV FITS file: .//J2254+2445_C_20180528_uvs.fits wwins .//J2254+2445_C_20180528_map.win ! wwins: Wrote 6 windows to .//J2254+2445_C_20180528_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.270123 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000233762 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.259617 0.259617 0.519234 1.03847 2.07694 4.15387 8.30774 16.6155 33.231 66.4619 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.27 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1155.55 quit ! Quitting program ! Log file .//J2254+2445_C_20180528_dfm.log closed on Sun Jul 8 13:56:55 2018