! Started logfile: .//J1502+5552_X_20180724_dfm.log on Wed Aug 8 14:48:42 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J1502+5552_X_20180724_uva.fits ! Reading UV FITS file: .//J1502+5552_X_20180724_uva.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.972222 visibilities/baseline/integration-bin. ! Found source: J1502+5552 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 6440 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1502+5552_X] 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 0.200x0.200 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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.000657Jy sigma=25.051801 ! Fit after self-cal, rms=0.976314Jy sigma=24.458586 ! 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=0.7228 mas, bmaj=2.987 mas, bpa=39.99 degrees ! Estimated noise=0.639766 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 = 0.0175828 Jy ! Component: 100 - total flux cleaned = 0.021506 Jy ! Total flux subtracted in 100 components = 0.021506 Jy ! Clean residual min=-0.002537 max=0.002245 Jy/beam ! Clean residual mean=-0.000001 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.021506 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.021506 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=0.033638Jy sigma=0.709951 ! Fit after self-cal, rms=0.031548Jy sigma=0.657977 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00400449 Jy ! Component: 100 - total flux cleaned = 0.00521391 Jy ! Total flux subtracted in 100 components = 0.00521391 Jy ! Clean residual min=-0.001685 max=0.001747 Jy/beam ! Clean residual mean=-0.000001 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.0267199 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.0267199 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=0.030972Jy sigma=0.643853 ! Fit after self-cal, rms=0.030974Jy sigma=0.643717 ! 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=0.924 mas, bmaj=2.829 mas, bpa=40.19 degrees ! Estimated noise=0.368601 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 = 0.000877731 Jy ! Component: 100 - total flux cleaned = 0.00131737 Jy ! Component: 150 - total flux cleaned = 0.00159474 Jy ! Component: 200 - total flux cleaned = 0.00169324 Jy ! Total flux subtracted in 200 components = 0.00169324 Jy ! Clean residual min=-0.001165 max=0.001292 Jy/beam ! Clean residual mean=-0.000001 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0284131 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 0.0284131 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=0.030912Jy sigma=0.642385 ! Fit after self-cal, rms=0.030907Jy sigma=0.642304 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.924 x 2.829 at 40.19 degrees (North through East) ! Clean map min=-0.0010991 max=0.027006 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.96 HN 1.05 KP 0.91 ! MK 0.96 NL 1.09 OV 0.96 PT 1.15 ! SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 0.90 KP 0.94 ! MK 1.17 NL 0.97 OV 0.99 PT 0.98 ! SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.08 HN 0.90 KP 0.93 ! MK 1.07 NL 1.07 OV 1.00 PT 0.99 ! SC 1.11 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.92 KP 0.99 ! MK 0.90 NL 1.14 OV 1.00 PT 0.98 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.01 KP 0.88 ! MK 1.05 NL 1.09 OV 1.00 PT 1.11 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 1.09 HN 0.98 KP 0.99 ! MK 0.96 NL 1.17 OV 0.96 PT 1.08 ! SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.95 HN 0.85 KP 1.02 ! MK 0.79 NL 1.21 OV 1.11 PT 0.95 ! SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 HN 1.04 KP 1.10 ! MK 0.99 NL 1.07 OV 1.06 PT 0.94 ! SC 0.94 ! ! ! Fit before self-cal, rms=0.030907Jy sigma=0.642304 ! Fit after self-cal, rms=0.030665Jy sigma=0.638051 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9243 mas, bmaj=2.789 mas, bpa=40.12 degrees ! Estimated noise=0.367113 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 = 0.000350929 Jy ! Component: 100 - total flux cleaned = 0.000558675 Jy ! Component: 150 - total flux cleaned = 0.000721784 Jy ! Component: 200 - total flux cleaned = 0.000846931 Jy ! Total flux subtracted in 200 components = 0.000846931 Jy ! Clean residual min=-0.000965 max=0.001085 Jy/beam ! Clean residual mean=-0.000000 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0292601 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 33 components and 0.0292601 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=0.030650Jy sigma=0.637707 ! Fit after self-cal, rms=0.030665Jy sigma=0.637241 ! 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=0.030665Jy sigma=0.637241 ! Fit after self-cal, rms=0.030805Jy sigma=0.637184 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9229 mas, bmaj=2.784 mas, bpa=40.13 degrees ! Estimated noise=0.368431 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000249404 Jy ! Component: 100 - total flux cleaned = 0.000398314 Jy ! Component: 150 - total flux cleaned = 0.000495796 Jy ! Component: 200 - total flux cleaned = 0.000563924 Jy ! Total flux subtracted in 200 components = 0.000563924 Jy ! Clean residual min=-0.000957 max=0.001085 Jy/beam ! Clean residual mean=-0.000000 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.029824 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 41 components and 0.029824 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=0.030798Jy sigma=0.637038 ! Fit after self-cal, rms=0.030805Jy sigma=0.636957 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 = 9.12245e-05 Jy ! Component: 100 - total flux cleaned = 0.000136574 Jy ! Component: 150 - total flux cleaned = 0.000156925 Jy ! Component: 200 - total flux cleaned = 0.000180477 Jy ! Total flux subtracted in 200 components = 0.000180477 Jy ! Clean residual min=-0.000952 max=0.001112 Jy/beam ! Clean residual mean=-0.000000 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0300045 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 47 components and 0.0300045 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=0.030802Jy sigma=0.636907 ! Fit after self-cal, rms=0.030803Jy sigma=0.636904 ! Inverting map ! Added new window around map position (-7.2, 18.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000946699 Jy ! Component: 100 - total flux cleaned = 0.00141335 Jy ! Component: 150 - total flux cleaned = 0.00168501 Jy ! Component: 200 - total flux cleaned = 0.00180241 Jy ! Total flux subtracted in 200 components = 0.00180241 Jy ! Clean residual min=-0.000964 max=0.000913 Jy/beam ! Clean residual mean=-0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0318069 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 68 components and 0.0318069 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=0.030766Jy sigma=0.635713 ! Fit after self-cal, rms=0.030763Jy sigma=0.635625 ! 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=0.030763Jy sigma=0.635625 ! Fit after self-cal, rms=0.031119Jy sigma=0.635578 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9243 mas, bmaj=2.777 mas, bpa=40.13 degrees ! Estimated noise=0.371896 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000328 Jy ! Component: 100 - total flux cleaned = 0.000393248 Jy ! Component: 150 - total flux cleaned = 0.0004526 Jy ! Component: 200 - total flux cleaned = 0.000532176 Jy ! Total flux subtracted in 200 components = 0.000532176 Jy ! Clean residual min=-0.000994 max=0.000914 Jy/beam ! Clean residual mean=-0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0323391 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 82 components and 0.0323391 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=0.031102Jy sigma=0.635165 ! Fit after self-cal, rms=0.031104Jy sigma=0.635137 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 = 1.91667e-06 Jy ! Component: 100 - total flux cleaned = 3.83502e-05 Jy ! Component: 150 - total flux cleaned = 7.20101e-05 Jy ! Component: 200 - total flux cleaned = 8.18464e-05 Jy ! Total flux subtracted in 200 components = 8.18464e-05 Jy ! Clean residual min=-0.001014 max=0.000933 Jy/beam ! Clean residual mean=-0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0324209 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 90 components and 0.0324209 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=0.031095Jy sigma=0.634912 ! Fit after self-cal, rms=0.031095Jy sigma=0.634903 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.031095Jy sigma=0.634903 ! Fit after self-cal, rms=0.031354Jy sigma=0.634847 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.838 mas, bmaj=2.876 mas, bpa=40.15 degrees ! Estimated noise=0.464544 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000383439 Jy ! Component: 100 - total flux cleaned = 0.000533859 Jy ! Component: 150 - total flux cleaned = 0.000647241 Jy ! Component: 200 - total flux cleaned = 0.00077556 Jy ! Total flux subtracted in 200 components = 0.00077556 Jy ! Clean residual min=-0.001156 max=0.001039 Jy/beam ! Clean residual mean=-0.000001 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0331965 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 102 components and 0.0331965 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=0.031350Jy sigma=0.634729 ! Fit after self-cal, rms=0.031349Jy sigma=0.634704 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 = 0.000121854 Jy ! Component: 100 - total flux cleaned = 0.000200193 Jy ! Component: 150 - total flux cleaned = 0.000248763 Jy ! Component: 200 - total flux cleaned = 0.000294235 Jy ! Total flux subtracted in 200 components = 0.000294235 Jy ! Clean residual min=-0.001133 max=0.001025 Jy/beam ! Clean residual mean=-0.000002 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0334907 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 110 components and 0.0334907 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=0.031347Jy sigma=0.634662 ! Fit after self-cal, rms=0.031347Jy sigma=0.634658 ! 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=0.9252 mas, bmaj=2.773 mas, bpa=40.11 degrees ! Estimated noise=0.374759 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9252 x 2.773 at 40.11 degrees (North through East) ! Clean map min=-0.00096199 max=0.027557 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=0.7246 mas, bmaj=2.926 mas, bpa=39.86 degrees ! Estimated noise=0.651811 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0208473 Jy ! Component: 100 - total flux cleaned = 0.0254871 Jy ! Component: 150 - total flux cleaned = 0.0269439 Jy ! Component: 200 - total flux cleaned = 0.0281181 Jy ! Total flux subtracted in 200 components = 0.0281181 Jy ! Clean residual min=-0.001689 max=0.001755 Jy/beam ! Clean residual mean=-0.000001 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.0281181 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0281181 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9252 mas, bmaj=2.773 mas, bpa=40.11 degrees ! Estimated noise=0.374759 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 (-3.6, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001535 Jy ! Component: 100 - total flux cleaned = 0.00237332 Jy ! Component: 150 - total flux cleaned = 0.00284614 Jy ! Component: 200 - total flux cleaned = 0.00316711 Jy ! Total flux subtracted in 200 components = 0.00316711 Jy ! Clean residual min=-0.000998 max=0.000935 Jy/beam ! Clean residual mean=0.000000 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0312852 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 41 components and 0.0312852 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.838 mas, bmaj=2.876 mas, bpa=40.15 degrees ! Estimated noise=0.464544 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000630146 Jy ! Component: 100 - total flux cleaned = 0.00092293 Jy ! Component: 150 - total flux cleaned = 0.00117772 Jy ! Component: 200 - total flux cleaned = 0.00140178 Jy ! Total flux subtracted in 200 components = 0.00140178 Jy ! Clean residual min=-0.001154 max=0.000944 Jy/beam ! Clean residual mean=-0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.032687 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 = 0.000182686 Jy ! Component: 100 - total flux cleaned = 0.000348611 Jy ! Component: 150 - total flux cleaned = 0.0005142 Jy ! Component: 200 - total flux cleaned = 0.00055228 Jy ! Total flux subtracted in 200 components = 0.00055228 Jy ! Clean residual min=-0.001086 max=0.000914 Jy/beam ! Clean residual mean=-0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0332393 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 82 components and 0.0332393 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9252 mas, bmaj=2.773 mas, bpa=40.11 degrees ! Estimated noise=0.374759 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.8438e-05 Jy ! Component: 100 - total flux cleaned = -1.05126e-06 Jy ! Component: 150 - total flux cleaned = -3.29581e-05 Jy ! Component: 200 - total flux cleaned = -7.72223e-05 Jy ! Total flux subtracted in 200 components = -7.72223e-05 Jy ! Clean residual min=-0.000900 max=0.000905 Jy/beam ! Clean residual mean=-0.000000 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0331621 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 110 components and 0.0331621 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=0.031340Jy sigma=0.634626 ! Fit after self-cal, rms=0.031338Jy sigma=0.634493 wmodel J1502+5552_X_map.mod ! Writing 110 model components to file: J1502+5552_X_map.mod wobs J1502+5552_X_uvs.fits ! Writing UV FITS file: J1502+5552_X_uvs.fits wwins J1502+5552_X_map.win ! wwins: Wrote 3 windows to J1502+5552_X_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 = -0.000250743 Jy ! Component: 100 - total flux cleaned = -0.000483563 Jy ! Component: 150 - total flux cleaned = -0.000661637 Jy ! Component: 200 - total flux cleaned = -0.000848468 Jy ! Component: 250 - total flux cleaned = -0.00102971 Jy ! Component: 300 - total flux cleaned = -0.00119203 Jy ! Component: 350 - total flux cleaned = -0.00137672 Jy ! Component: 400 - total flux cleaned = -0.00151842 Jy ! Component: 450 - total flux cleaned = -0.00164453 Jy ! Component: 500 - total flux cleaned = -0.00176805 Jy ! Component: 550 - total flux cleaned = -0.00186482 Jy ! Component: 600 - total flux cleaned = -0.00195979 Jy ! Component: 650 - total flux cleaned = -0.00199495 Jy ! Component: 700 - total flux cleaned = -0.00206402 Jy ! Component: 750 - total flux cleaned = -0.00214324 Jy ! Component: 800 - total flux cleaned = -0.00225421 Jy ! Component: 850 - total flux cleaned = -0.00231961 Jy ! Component: 900 - total flux cleaned = -0.00239502 Jy ! Component: 950 - total flux cleaned = -0.00247994 Jy ! Component: 1000 - total flux cleaned = -0.00252191 Jy ! Component: 1050 - total flux cleaned = -0.00260454 Jy ! Component: 1100 - total flux cleaned = -0.00267607 Jy ! Component: 1150 - total flux cleaned = -0.0027365 Jy ! Component: 1200 - total flux cleaned = -0.00280614 Jy ! Component: 1250 - total flux cleaned = -0.00282575 Jy ! Component: 1300 - total flux cleaned = -0.00292275 Jy ! Component: 1350 - total flux cleaned = -0.00293238 Jy ! Component: 1400 - total flux cleaned = -0.00298919 Jy ! Component: 1450 - total flux cleaned = -0.00301716 Jy ! Component: 1500 - total flux cleaned = -0.0030357 Jy ! Component: 1550 - total flux cleaned = -0.00307232 Jy ! Component: 1600 - total flux cleaned = -0.00310844 Jy ! Component: 1650 - total flux cleaned = -0.00311736 Jy ! Component: 1700 - total flux cleaned = -0.00317951 Jy ! Component: 1750 - total flux cleaned = -0.00321459 Jy ! Component: 1800 - total flux cleaned = -0.00326671 Jy ! Component: 1850 - total flux cleaned = -0.00329256 Jy ! Component: 1900 - total flux cleaned = -0.00332663 Jy ! Component: 1950 - total flux cleaned = -0.00336857 Jy ! Component: 2000 - total flux cleaned = -0.00339365 Jy ! Component: 2050 - total flux cleaned = -0.00343499 Jy ! Component: 2100 - total flux cleaned = -0.0034515 Jy ! Component: 2150 - total flux cleaned = -0.00350823 Jy ! Component: 2200 - total flux cleaned = -0.00351629 Jy ! Component: 2250 - total flux cleaned = -0.00353224 Jy ! Component: 2300 - total flux cleaned = -0.0035876 Jy ! Component: 2350 - total flux cleaned = -0.00366583 Jy ! Component: 2400 - total flux cleaned = -0.00367348 Jy ! Component: 2450 - total flux cleaned = -0.00370435 Jy ! Component: 2500 - total flux cleaned = -0.00376544 Jy ! Component: 2550 - total flux cleaned = -0.00381842 Jy ! Component: 2600 - total flux cleaned = -0.0038335 Jy ! Component: 2650 - total flux cleaned = -0.00387829 Jy ! Component: 2700 - total flux cleaned = -0.00391527 Jy ! Component: 2750 - total flux cleaned = -0.00394461 Jy ! Component: 2800 - total flux cleaned = -0.0039519 Jy ! Component: 2850 - total flux cleaned = -0.00400255 Jy ! Component: 2900 - total flux cleaned = -0.00402408 Jy ! Component: 2950 - total flux cleaned = -0.00403833 Jy ! Component: 3000 - total flux cleaned = -0.00405964 Jy ! Component: 3050 - total flux cleaned = -0.00409489 Jy ! Component: 3100 - total flux cleaned = -0.00411582 Jy ! Component: 3150 - total flux cleaned = -0.00412277 Jy ! Component: 3200 - total flux cleaned = -0.00415043 Jy ! Component: 3250 - total flux cleaned = -0.00416417 Jy ! Component: 3300 - total flux cleaned = -0.00419144 Jy ! Component: 3350 - total flux cleaned = -0.00423216 Jy ! Component: 3400 - total flux cleaned = -0.00425914 Jy ! Component: 3450 - total flux cleaned = -0.00430594 Jy ! Component: 3500 - total flux cleaned = -0.00432591 Jy ! Component: 3550 - total flux cleaned = -0.00434576 Jy ! Component: 3600 - total flux cleaned = -0.0043787 Jy ! Component: 3650 - total flux cleaned = -0.00442452 Jy ! Component: 3700 - total flux cleaned = -0.00445714 Jy ! Component: 3750 - total flux cleaned = -0.00447656 Jy ! Component: 3800 - total flux cleaned = -0.00451523 Jy ! Component: 3850 - total flux cleaned = -0.00452168 Jy ! Component: 3900 - total flux cleaned = -0.00455996 Jy ! Component: 3950 - total flux cleaned = -0.00460438 Jy ! Component: 4000 - total flux cleaned = -0.00464229 Jy ! Component: 4050 - total flux cleaned = -0.00467373 Jy ! Total flux subtracted in 4096 components = -0.00471124 Jy ! Clean residual min=-0.000411 max=0.000450 Jy/beam ! Clean residual mean=-0.000002 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.0284508 Jy keep ! Adding 286 model components to the UV plane model. ! The established model now contains 396 components and 0.0284508 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1502+5552_X_20180724_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9252 x 2.773 at 40.11 degrees (North through East) ! Clean map min=-0.00083883 max=0.027304 Jy/beam ! Writing clean map to FITS file: .//J1502+5552_X_20180724_map.fits wmodel .//J1502+5552_X_20180724_map.mod ! Writing 396 model components to file: .//J1502+5552_X_20180724_map.mod wobs .//J1502+5552_X_20180724_uvs.fits ! Writing UV FITS file: .//J1502+5552_X_20180724_uvs.fits wwins .//J1502+5552_X_20180724_map.win ! wwins: Wrote 4 windows to .//J1502+5552_X_20180724_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0273038 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000107614 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.18241 1.18241 2.36481 4.72962 9.45925 18.9185 37.837 75.674 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.027 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 253.719 quit ! Quitting program ! Log file .//J1502+5552_X_20180724_dfm.log closed on Wed Aug 8 14:48:46 2018