! Started logfile: .//J2247+0000_X_20180528_dfm.log on Sun Jul 8 13:56:46 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 .//J2247+0000_X_20180528_uva.fits ! Reading UV FITS file: .//J2247+0000_X_20180528_uva.fits ! AN table 1: 17 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.952614 visibilities/baseline/integration-bin. ! Found source: J2247+0000 ! ! 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 4664 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 J2247+0000_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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.053713Jy sigma=27.709898 ! Fit after self-cal, rms=0.664311Jy sigma=17.201603 ! 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=0.7217 mas, bmaj=1.942 mas, bpa=-3.086 degrees ! Estimated noise=0.531258 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 = 0.25258 Jy ! Component: 100 - total flux cleaned = 0.326862 Jy ! Total flux subtracted in 100 components = 0.326862 Jy ! Clean residual min=-0.024114 max=0.043787 Jy/beam ! Clean residual mean=0.000003 rms=0.007016 Jy/beam ! Combined flux in latest and established models = 0.326862 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.326862 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=0.100644Jy sigma=2.714720 ! Fit after self-cal, rms=0.099999Jy sigma=2.707870 ! Inverting map ! Added new window around map position (-1, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0465536 Jy ! Component: 100 - total flux cleaned = 0.0763534 Jy ! Total flux subtracted in 100 components = 0.0763534 Jy ! Clean residual min=-0.017184 max=0.023972 Jy/beam ! Clean residual mean=0.000002 rms=0.004254 Jy/beam ! Combined flux in latest and established models = 0.403215 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.403215 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=0.064650Jy sigma=1.715393 ! Fit after self-cal, rms=0.063929Jy sigma=1.706065 ! 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=0.8436 mas, bmaj=2.146 mas, bpa=-2.829 degrees ! Estimated noise=0.406582 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 = 0.0316232 Jy ! Component: 100 - total flux cleaned = 0.0510769 Jy ! Component: 150 - total flux cleaned = 0.0640508 Jy ! Component: 200 - total flux cleaned = 0.0731065 Jy ! Total flux subtracted in 200 components = 0.0731065 Jy ! Clean residual min=-0.010779 max=0.018585 Jy/beam ! Clean residual mean=-0.000015 rms=0.003289 Jy/beam ! Combined flux in latest and established models = 0.476322 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 32 components and 0.476322 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=0.045098Jy sigma=1.145052 ! Fit after self-cal, rms=0.044129Jy sigma=1.125520 ! Inverting map ! Added new window around map position (-2.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.018986 Jy ! Component: 100 - total flux cleaned = 0.0291957 Jy ! Component: 150 - total flux cleaned = 0.0360284 Jy ! Component: 200 - total flux cleaned = 0.039801 Jy ! Total flux subtracted in 200 components = 0.039801 Jy ! Clean residual min=-0.007728 max=0.009801 Jy/beam ! Clean residual mean=-0.000003 rms=0.001814 Jy/beam ! Combined flux in latest and established models = 0.516123 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 60 components and 0.516123 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=0.035293Jy sigma=0.850653 ! Fit after self-cal, rms=0.034146Jy sigma=0.824310 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8436 x 2.146 at -2.829 degrees (North through East) ! Clean map min=-0.0058447 max=0.33022 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.99 KP 0.96 ! LA 0.98 MK 0.99 NL 1.06 PT 0.98 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.98 KP 0.96 ! LA 0.99 MK 1.00 NL 1.05 PT 0.98 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.99 KP 0.97 ! LA 0.99 MK 0.99 NL 1.05 PT 0.97 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.00 KP 0.96 ! LA 0.98 MK 1.00 NL 1.05 PT 0.99 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.00 KP 0.96 ! LA 0.98 MK 1.02 NL 1.05 PT 0.98 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.00 KP 0.97 ! LA 0.98 MK 1.00 NL 1.05 PT 0.98 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.99 KP 0.97 ! LA 0.98 MK 0.99 NL 1.04 PT 0.98 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.00 KP 0.96 ! LA 0.98 MK 0.99 NL 1.04 PT 0.98 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.034146Jy sigma=0.824310 ! Fit after self-cal, rms=0.031898Jy sigma=0.748851 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8456 mas, bmaj=2.151 mas, bpa=-2.857 degrees ! Estimated noise=0.404233 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 = 0.000546464 Jy ! Component: 100 - total flux cleaned = 0.00119132 Jy ! Component: 150 - total flux cleaned = 0.00160351 Jy ! Component: 200 - total flux cleaned = 0.00185549 Jy ! Total flux subtracted in 200 components = 0.00185549 Jy ! Clean residual min=-0.005506 max=0.003803 Jy/beam ! Clean residual mean=0.000001 rms=0.000994 Jy/beam ! Combined flux in latest and established models = 0.517978 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 74 components and 0.517978 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=0.030900Jy sigma=0.723185 ! Fit after self-cal, rms=0.030791Jy sigma=0.721675 ! 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=0.030791Jy sigma=0.721675 ! Fit after self-cal, rms=0.030720Jy sigma=0.719438 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8465 mas, bmaj=2.151 mas, bpa=-2.876 degrees ! Estimated noise=0.404262 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000177042 Jy ! Component: 100 - total flux cleaned = -0.000119152 Jy ! Component: 150 - total flux cleaned = 0.000147037 Jy ! Component: 200 - total flux cleaned = 0.00043709 Jy ! Total flux subtracted in 200 components = 0.00043709 Jy ! Clean residual min=-0.005186 max=0.003452 Jy/beam ! Clean residual mean=0.000001 rms=0.000898 Jy/beam ! Combined flux in latest and established models = 0.518415 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 87 components and 0.518415 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=0.030333Jy sigma=0.709864 ! Fit after self-cal, rms=0.030266Jy sigma=0.709061 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 = 0.000107338 Jy ! Component: 100 - total flux cleaned = 0.000214822 Jy ! Component: 150 - total flux cleaned = 0.000404814 Jy ! Component: 200 - total flux cleaned = 0.000577456 Jy ! Total flux subtracted in 200 components = 0.000577456 Jy ! Clean residual min=-0.004944 max=0.003491 Jy/beam ! Clean residual mean=0.000001 rms=0.000860 Jy/beam ! Combined flux in latest and established models = 0.518993 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 97 components and 0.518993 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=0.030097Jy sigma=0.704603 ! Fit after self-cal, rms=0.030031Jy sigma=0.703890 ! 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=0.030031Jy sigma=0.703890 ! Fit after self-cal, rms=0.029951Jy sigma=0.702195 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8472 mas, bmaj=2.152 mas, bpa=-2.913 degrees ! Estimated noise=0.403875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00046584 Jy ! Component: 100 - total flux cleaned = -0.000354367 Jy ! Component: 150 - total flux cleaned = -0.000262267 Jy ! Component: 200 - total flux cleaned = -9.98052e-05 Jy ! Total flux subtracted in 200 components = -9.98052e-05 Jy ! Clean residual min=-0.004572 max=0.003157 Jy/beam ! Clean residual mean=0.000002 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 0.518893 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 110 components and 0.518893 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=0.029768Jy sigma=0.697743 ! Fit after self-cal, rms=0.029726Jy sigma=0.697252 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 = 3.30688e-05 Jy ! Component: 100 - total flux cleaned = 0.000150902 Jy ! Component: 150 - total flux cleaned = 0.000222234 Jy ! Component: 200 - total flux cleaned = 0.000322529 Jy ! Total flux subtracted in 200 components = 0.000322529 Jy ! Clean residual min=-0.004428 max=0.003165 Jy/beam ! Clean residual mean=0.000002 rms=0.000779 Jy/beam ! Combined flux in latest and established models = 0.519215 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 114 components and 0.519215 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=0.029630Jy sigma=0.694585 ! Fit after self-cal, rms=0.029586Jy sigma=0.694125 ! 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=0.029586Jy sigma=0.694125 ! Fit after self-cal, rms=0.029530Jy sigma=0.693260 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.042 mas, bmaj=3.305 mas, bpa=-1.534 degrees ! Estimated noise=0.526507 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00099389 Jy ! Component: 100 - total flux cleaned = -0.0011232 Jy ! Component: 150 - total flux cleaned = -0.00103355 Jy ! Component: 200 - total flux cleaned = -0.000912047 Jy ! Total flux subtracted in 200 components = -0.000912047 Jy ! Clean residual min=-0.004012 max=0.003264 Jy/beam ! Clean residual mean=0.000004 rms=0.000888 Jy/beam ! Combined flux in latest and established models = 0.518303 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 126 components and 0.518303 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=0.029467Jy sigma=0.691550 ! Fit after self-cal, rms=0.029365Jy sigma=0.689993 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 = -9.72065e-05 Jy ! Component: 100 - total flux cleaned = -8.98513e-05 Jy ! Component: 150 - total flux cleaned = -1.51246e-05 Jy ! Component: 200 - total flux cleaned = 5.34577e-05 Jy ! Total flux subtracted in 200 components = 5.34577e-05 Jy ! Clean residual min=-0.003838 max=0.003061 Jy/beam ! Clean residual mean=0.000004 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.518357 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 128 components and 0.518357 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=0.029355Jy sigma=0.689495 ! Fit after self-cal, rms=0.029253Jy sigma=0.687801 ! 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=0.8474 mas, bmaj=2.152 mas, bpa=-2.942 degrees ! Estimated noise=0.403388 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8474 x 2.152 at -2.942 degrees (North through East) ! Clean map min=-0.003808 max=0.32888 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=1.947 mas, bpa=-3.161 degrees ! Estimated noise=0.529862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.251969 Jy ! Component: 100 - total flux cleaned = 0.330731 Jy ! Component: 150 - total flux cleaned = 0.37356 Jy ! Component: 200 - total flux cleaned = 0.40219 Jy ! Total flux subtracted in 200 components = 0.40219 Jy ! Clean residual min=-0.011444 max=0.016793 Jy/beam ! Clean residual mean=-0.000000 rms=0.003691 Jy/beam ! Combined flux in latest and established models = 0.40219 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.40219 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8474 mas, bmaj=2.152 mas, bpa=-2.942 degrees ! Estimated noise=0.403388 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 = 0.0313 Jy ! Component: 100 - total flux cleaned = 0.0529956 Jy ! Component: 150 - total flux cleaned = 0.0687776 Jy ! Component: 200 - total flux cleaned = 0.0803088 Jy ! Total flux subtracted in 200 components = 0.0803088 Jy ! Clean residual min=-0.005309 max=0.008000 Jy/beam ! Clean residual mean=-0.000009 rms=0.001774 Jy/beam ! Combined flux in latest and established models = 0.482499 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 50 components and 0.482499 Jy ! Inverting map ! Added new window around map position (-11.4, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00883592 Jy ! Component: 100 - total flux cleaned = 0.0152449 Jy ! Component: 150 - total flux cleaned = 0.020141 Jy ! Component: 200 - total flux cleaned = 0.0239805 Jy ! Total flux subtracted in 200 components = 0.0239805 Jy ! Clean residual min=-0.003929 max=0.004577 Jy/beam ! Clean residual mean=-0.000002 rms=0.000913 Jy/beam ! Combined flux in latest and established models = 0.506479 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 78 components and 0.50648 Jy ! Inverting map ! Added new window around map position (6.6, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00406881 Jy ! Component: 100 - total flux cleaned = 0.00666224 Jy ! Component: 150 - total flux cleaned = 0.00830013 Jy ! Component: 200 - total flux cleaned = 0.00872008 Jy ! Total flux subtracted in 200 components = 0.00872008 Jy ! Clean residual min=-0.003294 max=0.002705 Jy/beam ! Clean residual mean=0.000001 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.5152 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 103 components and 0.5152 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=2.042 mas, bmaj=3.305 mas, bpa=-1.534 degrees ! Estimated noise=0.526507 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173007 Jy ! Component: 100 - total flux cleaned = 0.00174153 Jy ! Component: 150 - total flux cleaned = 0.00163584 Jy ! Component: 200 - total flux cleaned = 0.00148365 Jy ! Total flux subtracted in 200 components = 0.00148365 Jy ! Clean residual min=-0.002824 max=0.002916 Jy/beam ! Clean residual mean=0.000003 rms=0.000789 Jy/beam ! Combined flux in latest and established models = 0.516683 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 = -9.39739e-05 Jy ! Component: 100 - total flux cleaned = -0.000184791 Jy ! Component: 150 - total flux cleaned = -0.000270572 Jy ! Component: 200 - total flux cleaned = -0.000392579 Jy ! Total flux subtracted in 200 components = -0.000392579 Jy ! Clean residual min=-0.002546 max=0.002772 Jy/beam ! Clean residual mean=0.000002 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 0.516291 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 138 components and 0.516291 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8474 mas, bmaj=2.152 mas, bpa=-2.942 degrees ! Estimated noise=0.403388 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000793208 Jy ! Component: 100 - total flux cleaned = -0.00100338 Jy ! Component: 150 - total flux cleaned = -0.00109761 Jy ! Component: 200 - total flux cleaned = -0.00114175 Jy ! Total flux subtracted in 200 components = -0.00114175 Jy ! Clean residual min=-0.002607 max=0.002429 Jy/beam ! Clean residual mean=0.000000 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.515149 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 156 components and 0.515149 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=0.028907Jy sigma=0.675709 ! Fit after self-cal, rms=0.028769Jy sigma=0.673039 wmodel J2247+0000_X_map.mod ! Writing 156 model components to file: J2247+0000_X_map.mod wobs J2247+0000_X_uvs.fits ! Writing UV FITS file: J2247+0000_X_uvs.fits wwins J2247+0000_X_map.win ! wwins: Wrote 5 windows to J2247+0000_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 = -0.00119298 Jy ! Component: 100 - total flux cleaned = -0.0016434 Jy ! Component: 150 - total flux cleaned = -0.00190508 Jy ! Component: 200 - total flux cleaned = -0.00217907 Jy ! Component: 250 - total flux cleaned = -0.00237258 Jy ! Component: 300 - total flux cleaned = -0.00252601 Jy ! Component: 350 - total flux cleaned = -0.00267218 Jy ! Component: 400 - total flux cleaned = -0.00281127 Jy ! Component: 450 - total flux cleaned = -0.00294414 Jy ! Component: 500 - total flux cleaned = -0.00314756 Jy ! Component: 550 - total flux cleaned = -0.00327 Jy ! Component: 600 - total flux cleaned = -0.0034356 Jy ! Component: 650 - total flux cleaned = -0.00352678 Jy ! Component: 700 - total flux cleaned = -0.00363706 Jy ! Component: 750 - total flux cleaned = -0.00378615 Jy ! Component: 800 - total flux cleaned = -0.0038883 Jy ! Component: 850 - total flux cleaned = -0.0039881 Jy ! Component: 900 - total flux cleaned = -0.00408411 Jy ! Component: 950 - total flux cleaned = -0.00415852 Jy ! Component: 1000 - total flux cleaned = -0.00421269 Jy ! Component: 1050 - total flux cleaned = -0.0043009 Jy ! Component: 1100 - total flux cleaned = -0.00436915 Jy ! Component: 1150 - total flux cleaned = -0.00441893 Jy ! Component: 1200 - total flux cleaned = -0.00449952 Jy ! Component: 1250 - total flux cleaned = -0.00453112 Jy ! Component: 1300 - total flux cleaned = -0.00457661 Jy ! Component: 1350 - total flux cleaned = -0.0045612 Jy ! Component: 1400 - total flux cleaned = -0.00459031 Jy ! Component: 1450 - total flux cleaned = -0.00459049 Jy ! Component: 1500 - total flux cleaned = -0.00460456 Jy ! Component: 1550 - total flux cleaned = -0.00460466 Jy ! Component: 1600 - total flux cleaned = -0.00465766 Jy ! Component: 1650 - total flux cleaned = -0.00463151 Jy ! Component: 1700 - total flux cleaned = -0.00460606 Jy ! Component: 1750 - total flux cleaned = -0.00455671 Jy ! Component: 1800 - total flux cleaned = -0.00449649 Jy ! Component: 1850 - total flux cleaned = -0.00449679 Jy ! Component: 1900 - total flux cleaned = -0.00444996 Jy ! Component: 1950 - total flux cleaned = -0.00439255 Jy ! Component: 2000 - total flux cleaned = -0.00434764 Jy ! Component: 2050 - total flux cleaned = -0.00432579 Jy ! Component: 2100 - total flux cleaned = -0.00428267 Jy ! Component: 2150 - total flux cleaned = -0.00425067 Jy ! Component: 2200 - total flux cleaned = -0.00420865 Jy ! Component: 2250 - total flux cleaned = -0.00419812 Jy ! Component: 2300 - total flux cleaned = -0.0041474 Jy ! Component: 2350 - total flux cleaned = -0.00412763 Jy ! Component: 2400 - total flux cleaned = -0.00412772 Jy ! Component: 2450 - total flux cleaned = -0.00411787 Jy ! Component: 2500 - total flux cleaned = -0.00407972 Jy ! Component: 2550 - total flux cleaned = -0.00408932 Jy ! Component: 2600 - total flux cleaned = -0.00411721 Jy ! Component: 2650 - total flux cleaned = -0.00410794 Jy ! Component: 2700 - total flux cleaned = -0.00408967 Jy ! Component: 2750 - total flux cleaned = -0.00408058 Jy ! Component: 2800 - total flux cleaned = -0.00407169 Jy ! Component: 2850 - total flux cleaned = -0.004063 Jy ! Component: 2900 - total flux cleaned = -0.00406295 Jy ! Component: 2950 - total flux cleaned = -0.00406281 Jy ! Component: 3000 - total flux cleaned = -0.00406288 Jy ! Component: 3050 - total flux cleaned = -0.00403761 Jy ! Component: 3100 - total flux cleaned = -0.00403771 Jy ! Component: 3150 - total flux cleaned = -0.00403774 Jy ! Component: 3200 - total flux cleaned = -0.00404602 Jy ! Component: 3250 - total flux cleaned = -0.0040862 Jy ! Component: 3300 - total flux cleaned = -0.00408607 Jy ! Component: 3350 - total flux cleaned = -0.00409395 Jy ! Component: 3400 - total flux cleaned = -0.0040705 Jy ! Component: 3450 - total flux cleaned = -0.00409381 Jy ! Component: 3500 - total flux cleaned = -0.00412458 Jy ! Component: 3550 - total flux cleaned = -0.00411681 Jy ! Component: 3600 - total flux cleaned = -0.00411674 Jy ! Component: 3650 - total flux cleaned = -0.00413924 Jy ! Component: 3700 - total flux cleaned = -0.00413913 Jy ! Component: 3750 - total flux cleaned = -0.00416128 Jy ! Component: 3800 - total flux cleaned = -0.00417601 Jy ! Component: 3850 - total flux cleaned = -0.00418339 Jy ! Component: 3900 - total flux cleaned = -0.00417612 Jy ! Component: 3950 - total flux cleaned = -0.00416894 Jy ! Component: 4000 - total flux cleaned = -0.00417607 Jy ! Component: 4050 - total flux cleaned = -0.00419025 Jy ! Total flux subtracted in 4096 components = -0.00419728 Jy ! Clean residual min=-0.000570 max=0.000494 Jy/beam ! Clean residual mean=0.000000 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.510952 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 438 components and 0.510951 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2247+0000_X_20180528_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8474 x 2.152 at -2.942 degrees (North through East) ! Clean map min=-0.0013054 max=0.32698 Jy/beam ! Writing clean map to FITS file: .//J2247+0000_X_20180528_map.fits wmodel .//J2247+0000_X_20180528_map.mod ! Writing 438 model components to file: .//J2247+0000_X_20180528_map.mod wobs .//J2247+0000_X_20180528_uvs.fits ! Writing UV FITS file: .//J2247+0000_X_20180528_uvs.fits wwins .//J2247+0000_X_20180528_map.win ! wwins: Wrote 6 windows to .//J2247+0000_X_20180528_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.326977 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000113842 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.10445 0.10445 0.208899 0.417798 0.835596 1.67119 3.34238 6.68477 13.3695 26.7391 53.4781 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.326 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2872.2 quit ! Quitting program ! Log file .//J2247+0000_X_20180528_dfm.log closed on Sun Jul 8 13:56:50 2018