! Started logfile: .//J1913+4814_X_dfm.log on Mon Jan 20 18:53:06 2020 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 .//J1913+4814_X_uva.fits ! Reading UV FITS file: .//J1913+4814_X_uva.fits ! AN table 1: 17 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.973856 visibilities/baseline/integration-bin. ! Found source: J1913+4814 ! ! 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 94 lines of history. ! ! Reading 4768 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 J1913+4814_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001716Jy sigma=20.341449 ! Fit after self-cal, rms=0.965703Jy sigma=19.628101 ! 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=0.9572 mas, bmaj=3.042 mas, bpa=10.87 degrees ! Estimated noise=0.738625 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 = 0.0247464 Jy ! Component: 100 - total flux cleaned = 0.0367503 Jy ! Total flux subtracted in 100 components = 0.0367503 Jy ! Clean residual min=-0.005922 max=0.006656 Jy/beam ! Clean residual mean=-0.000030 rms=0.001549 Jy/beam ! Combined flux in latest and established models = 0.0367503 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0367503 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=0.044595Jy sigma=0.831640 ! Fit after self-cal, rms=0.043545Jy sigma=0.807505 ! 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=1.159 mas, bmaj=2.996 mas, bpa=10.99 degrees ! Estimated noise=0.518191 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 = 0.0125237 Jy ! Component: 100 - total flux cleaned = 0.0203547 Jy ! Component: 150 - total flux cleaned = 0.0256773 Jy ! Component: 200 - total flux cleaned = 0.0295556 Jy ! Total flux subtracted in 200 components = 0.0295556 Jy ! Clean residual min=-0.003110 max=0.004075 Jy/beam ! Clean residual mean=-0.000018 rms=0.000878 Jy/beam ! Combined flux in latest and established models = 0.0663059 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 65 components and 0.0663059 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=0.039269Jy sigma=0.713146 ! Fit after self-cal, rms=0.039133Jy sigma=0.709624 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.159 x 2.996 at 10.99 degrees (North through East) ! Clean map min=-0.003124 max=0.03467 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.11 HN 1.27 KP 0.94 ! LA 0.92 MK 1.25 NL 0.93 OV 1.06 ! PT 0.78 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 HN 1.32 KP 0.89 ! LA 0.97 MK 1.02 NL 0.98 OV 1.09 ! PT 0.79 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.15 HN 1.19 KP 0.93 ! LA 0.99 MK 1.25 NL 0.91 OV 0.99 ! PT 0.83 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 0.94 HN 1.25 KP 0.95 ! LA 0.95 MK 1.12 NL 0.90 OV 1.08 ! PT 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.12 HN 0.88 KP 0.93 ! LA 0.98 MK 1.41 NL 0.89 OV 1.01 ! PT 0.87 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.89 HN 0.94 KP 0.96 ! LA 0.88 MK 1.02 NL 0.96 OV 1.10 ! PT 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 1.20 KP 0.98 ! LA 0.99 MK 1.07 NL 0.82 OV 1.05 ! PT 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.09 HN 1.00 KP 0.98 ! LA 0.92 MK 0.88 NL 1.06 OV 1.13 ! PT 0.82 ! ! ! Fit before self-cal, rms=0.039133Jy sigma=0.709624 ! Fit after self-cal, rms=0.039659Jy sigma=0.695709 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.208 mas, bmaj=3.012 mas, bpa=11.01 degrees ! Estimated noise=0.511791 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 (1.6, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129973 Jy ! Component: 100 - total flux cleaned = 0.00172295 Jy ! Component: 150 - total flux cleaned = 0.00181704 Jy ! Component: 200 - total flux cleaned = 0.00189496 Jy ! Total flux subtracted in 200 components = 0.00189496 Jy ! Clean residual min=-0.001987 max=0.001818 Jy/beam ! Clean residual mean=-0.000002 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.0682009 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 80 components and 0.0682009 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=0.039435Jy sigma=0.690941 ! Fit after self-cal, rms=0.039484Jy sigma=0.689653 ! 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=0.039484Jy sigma=0.689653 ! Fit after self-cal, rms=0.038148Jy sigma=0.688951 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.165 mas, bmaj=3.031 mas, bpa=11.12 degrees ! Estimated noise=0.495727 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010975 Jy ! Component: 100 - total flux cleaned = 0.0012258 Jy ! Component: 150 - total flux cleaned = 0.00119136 Jy ! Component: 200 - total flux cleaned = 0.00116416 Jy ! Total flux subtracted in 200 components = 0.00116416 Jy ! Clean residual min=-0.001669 max=0.001584 Jy/beam ! Clean residual mean=-0.000002 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.069365 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 88 components and 0.069365 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=0.038036Jy sigma=0.686680 ! Fit after self-cal, rms=0.038042Jy sigma=0.686228 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 = 0.000225005 Jy ! Component: 100 - total flux cleaned = 7.88154e-05 Jy ! Component: 150 - total flux cleaned = 5.15774e-05 Jy ! Component: 200 - total flux cleaned = 7.33419e-05 Jy ! Total flux subtracted in 200 components = 7.33419e-05 Jy ! Clean residual min=-0.001594 max=0.001520 Jy/beam ! Clean residual mean=-0.000002 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.0694384 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 95 components and 0.0694384 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=0.037998Jy sigma=0.685363 ! Fit after self-cal, rms=0.038002Jy sigma=0.685199 ! 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=0.038002Jy sigma=0.685199 ! Fit after self-cal, rms=0.037023Jy sigma=0.684590 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.131 mas, bmaj=3.047 mas, bpa=11.19 degrees ! Estimated noise=0.479736 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000672747 Jy ! Component: 100 - total flux cleaned = 0.00080627 Jy ! Component: 150 - total flux cleaned = 0.000824577 Jy ! Component: 200 - total flux cleaned = 0.000876411 Jy ! Total flux subtracted in 200 components = 0.000876411 Jy ! Clean residual min=-0.001423 max=0.001461 Jy/beam ! Clean residual mean=-0.000002 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.0703148 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 106 components and 0.0703148 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=0.036983Jy sigma=0.683772 ! Fit after self-cal, rms=0.037004Jy sigma=0.683539 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 = 0.000166463 Jy ! Component: 100 - total flux cleaned = 0.000146509 Jy ! Component: 150 - total flux cleaned = 0.000163988 Jy ! Component: 200 - total flux cleaned = 0.000210527 Jy ! Total flux subtracted in 200 components = 0.000210527 Jy ! Clean residual min=-0.001428 max=0.001503 Jy/beam ! Clean residual mean=-0.000001 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.0705253 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 118 components and 0.0705253 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=0.036984Jy sigma=0.683117 ! Fit after self-cal, rms=0.036983Jy sigma=0.683003 ! 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=0.036983Jy sigma=0.683003 ! Fit after self-cal, rms=0.036523Jy sigma=0.682742 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.98 mas, bmaj=3.164 mas, bpa=10.95 degrees ! Estimated noise=0.581006 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000725201 Jy ! Component: 100 - total flux cleaned = 0.000914024 Jy ! Component: 150 - total flux cleaned = 0.000999213 Jy ! Component: 200 - total flux cleaned = 0.00108606 Jy ! Total flux subtracted in 200 components = 0.00108606 Jy ! Clean residual min=-0.001763 max=0.001883 Jy/beam ! Clean residual mean=-0.000002 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.0716114 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 134 components and 0.0716114 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=0.036510Jy sigma=0.682471 ! Fit after self-cal, rms=0.036523Jy sigma=0.682373 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 = 0.000117891 Jy ! Component: 100 - total flux cleaned = 0.000177347 Jy ! Component: 150 - total flux cleaned = 0.000247603 Jy ! Component: 200 - total flux cleaned = 0.000283995 Jy ! Total flux subtracted in 200 components = 0.000283995 Jy ! Clean residual min=-0.001747 max=0.001881 Jy/beam ! Clean residual mean=-0.000002 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.0718954 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 137 components and 0.0718954 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=0.036518Jy sigma=0.682298 ! Fit after self-cal, rms=0.036521Jy sigma=0.682247 ! 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=1.113 mas, bmaj=3.055 mas, bpa=11.21 degrees ! Estimated noise=0.47024 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.113 x 3.055 at 11.21 degrees (North through East) ! Clean map min=-0.0022305 max=0.031504 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=0.9172 mas, bmaj=3.129 mas, bpa=11.33 degrees ! Estimated noise=0.652784 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0228097 Jy ! Component: 100 - total flux cleaned = 0.0355485 Jy ! Component: 150 - total flux cleaned = 0.0439983 Jy ! Component: 200 - total flux cleaned = 0.0501959 Jy ! Total flux subtracted in 200 components = 0.0501959 Jy ! Clean residual min=-0.003448 max=0.004094 Jy/beam ! Clean residual mean=-0.000016 rms=0.000981 Jy/beam ! Combined flux in latest and established models = 0.0501959 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 39 model components to the UV plane model. ! The established model now contains 39 components and 0.0501959 Jy ! Inverting map and beam ! Estimated beam: bmin=1.113 mas, bmaj=3.055 mas, bpa=11.21 degrees ! Estimated noise=0.47024 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 = 0.00661904 Jy ! Component: 100 - total flux cleaned = 0.0111523 Jy ! Component: 150 - total flux cleaned = 0.0143736 Jy ! Component: 200 - total flux cleaned = 0.0159024 Jy ! Total flux subtracted in 200 components = 0.0159024 Jy ! Clean residual min=-0.002253 max=0.001959 Jy/beam ! Clean residual mean=-0.000008 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.0660983 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 64 components and 0.0660983 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=1.98 mas, bmaj=3.164 mas, bpa=10.95 degrees ! Estimated noise=0.581006 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00264845 Jy ! Component: 100 - total flux cleaned = 0.00421881 Jy ! Component: 150 - total flux cleaned = 0.00454759 Jy ! Component: 200 - total flux cleaned = 0.00475143 Jy ! Total flux subtracted in 200 components = 0.00475143 Jy ! Clean residual min=-0.001933 max=0.001953 Jy/beam ! Clean residual mean=-0.000005 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.0708498 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 = 0.000213412 Jy ! Component: 100 - total flux cleaned = 0.000337688 Jy ! Component: 150 - total flux cleaned = 0.000449325 Jy ! Component: 200 - total flux cleaned = 0.000549176 Jy ! Total flux subtracted in 200 components = 0.000549176 Jy ! Clean residual min=-0.001793 max=0.001878 Jy/beam ! Clean residual mean=-0.000004 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.0713989 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 97 components and 0.0713989 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.113 mas, bmaj=3.055 mas, bpa=11.21 degrees ! Estimated noise=0.47024 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00035195 Jy ! Component: 100 - total flux cleaned = -0.000360813 Jy ! Component: 150 - total flux cleaned = -0.00027006 Jy ! Component: 200 - total flux cleaned = -0.000244949 Jy ! Total flux subtracted in 200 components = -0.000244949 Jy ! Clean residual min=-0.001429 max=0.001649 Jy/beam ! Clean residual mean=-0.000002 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.071154 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 113 components and 0.071154 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=0.036538Jy sigma=0.683195 ! Fit after self-cal, rms=0.036508Jy sigma=0.682699 wmodel J1913+4814_X_map.mod ! Writing 113 model components to file: J1913+4814_X_map.mod wobs J1913+4814_X_uvs.fits ! Writing UV FITS file: J1913+4814_X_uvs.fits wwins J1913+4814_X_map.win ! wwins: Wrote 2 windows to J1913+4814_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 = -4.00116e-05 Jy ! Component: 100 - total flux cleaned = -0.000320965 Jy ! Component: 150 - total flux cleaned = -0.000454122 Jy ! Component: 200 - total flux cleaned = -0.00053815 Jy ! Component: 250 - total flux cleaned = -0.000617474 Jy ! Component: 300 - total flux cleaned = -0.000655299 Jy ! Component: 350 - total flux cleaned = -0.000691722 Jy ! Component: 400 - total flux cleaned = -0.000727159 Jy ! Component: 450 - total flux cleaned = -0.000744184 Jy ! Component: 500 - total flux cleaned = -0.000776968 Jy ! Component: 550 - total flux cleaned = -0.000761088 Jy ! Component: 600 - total flux cleaned = -0.000730307 Jy ! Component: 650 - total flux cleaned = -0.000655848 Jy ! Component: 700 - total flux cleaned = -0.000583172 Jy ! Component: 750 - total flux cleaned = -0.000483922 Jy ! Component: 800 - total flux cleaned = -0.00047005 Jy ! Component: 850 - total flux cleaned = -0.000429186 Jy ! Component: 900 - total flux cleaned = -0.000469077 Jy ! Component: 950 - total flux cleaned = -0.000429565 Jy ! Component: 1000 - total flux cleaned = -0.000416466 Jy ! Component: 1050 - total flux cleaned = -0.000378558 Jy ! Component: 1100 - total flux cleaned = -0.000366261 Jy ! Component: 1150 - total flux cleaned = -0.000378396 Jy ! Component: 1200 - total flux cleaned = -0.000378183 Jy ! Component: 1250 - total flux cleaned = -0.000342693 Jy ! Component: 1300 - total flux cleaned = -0.000307969 Jy ! Component: 1350 - total flux cleaned = -0.000330949 Jy ! Component: 1400 - total flux cleaned = -0.000308567 Jy ! Component: 1450 - total flux cleaned = -0.000286314 Jy ! Component: 1500 - total flux cleaned = -0.000297088 Jy ! Component: 1550 - total flux cleaned = -0.000264569 Jy ! Component: 1600 - total flux cleaned = -0.000253838 Jy ! Component: 1650 - total flux cleaned = -0.000222292 Jy ! Component: 1700 - total flux cleaned = -0.000190974 Jy ! Component: 1750 - total flux cleaned = -0.000170572 Jy ! Component: 1800 - total flux cleaned = -0.00016054 Jy ! Component: 1850 - total flux cleaned = -0.000130716 Jy ! Component: 1900 - total flux cleaned = -0.000130747 Jy ! Component: 1950 - total flux cleaned = -0.00011134 Jy ! Component: 2000 - total flux cleaned = -9.20855e-05 Jy ! Component: 2050 - total flux cleaned = -7.32785e-05 Jy ! Component: 2100 - total flux cleaned = -5.48596e-05 Jy ! Component: 2150 - total flux cleaned = -3.65942e-05 Jy ! Component: 2200 - total flux cleaned = -2.74872e-05 Jy ! Component: 2250 - total flux cleaned = -3.49803e-07 Jy ! Component: 2300 - total flux cleaned = 1.74365e-05 Jy ! Component: 2350 - total flux cleaned = 3.50081e-05 Jy ! Component: 2400 - total flux cleaned = 6.97232e-05 Jy ! Component: 2450 - total flux cleaned = 6.11136e-05 Jy ! Component: 2500 - total flux cleaned = 8.67233e-05 Jy ! Component: 2550 - total flux cleaned = 0.000112141 Jy ! Component: 2600 - total flux cleaned = 0.000145598 Jy ! Component: 2650 - total flux cleaned = 0.000186972 Jy ! Component: 2700 - total flux cleaned = 0.000162257 Jy ! Component: 2750 - total flux cleaned = 0.000178579 Jy ! Component: 2800 - total flux cleaned = 0.000210867 Jy ! Component: 2850 - total flux cleaned = 0.000202844 Jy ! Component: 2900 - total flux cleaned = 0.000210708 Jy ! Component: 2950 - total flux cleaned = 0.000258029 Jy ! Component: 3000 - total flux cleaned = 0.000242392 Jy ! Component: 3050 - total flux cleaned = 0.000257924 Jy ! Component: 3100 - total flux cleaned = 0.000273417 Jy ! Component: 3150 - total flux cleaned = 0.00028105 Jy ! Component: 3200 - total flux cleaned = 0.00030378 Jy ! Component: 3250 - total flux cleaned = 0.000303864 Jy ! Component: 3300 - total flux cleaned = 0.000349019 Jy ! Component: 3350 - total flux cleaned = 0.000341493 Jy ! Component: 3400 - total flux cleaned = 0.000378726 Jy ! Component: 3450 - total flux cleaned = 0.000386101 Jy ! Component: 3500 - total flux cleaned = 0.000400865 Jy ! Component: 3550 - total flux cleaned = 0.000430216 Jy ! Component: 3600 - total flux cleaned = 0.000459439 Jy ! Component: 3650 - total flux cleaned = 0.000495839 Jy ! Component: 3700 - total flux cleaned = 0.000524822 Jy ! Component: 3750 - total flux cleaned = 0.00054656 Jy ! Component: 3800 - total flux cleaned = 0.00058269 Jy ! Component: 3850 - total flux cleaned = 0.000618727 Jy ! Component: 3900 - total flux cleaned = 0.00065468 Jy ! Component: 3950 - total flux cleaned = 0.000683374 Jy ! Component: 4000 - total flux cleaned = 0.000704958 Jy ! Component: 4050 - total flux cleaned = 0.000762286 Jy ! Total flux subtracted in 4096 components = 0.000783747 Jy ! Clean residual min=-0.000435 max=0.000468 Jy/beam ! Clean residual mean=-0.000001 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0719377 Jy keep ! Adding 280 model components to the UV plane model. ! The established model now contains 393 components and 0.0719377 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1913+4814_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.113 x 3.055 at 11.21 degrees (North through East) ! Clean map min=-0.0016526 max=0.030686 Jy/beam ! Writing clean map to FITS file: .//J1913+4814_X_map.fits wmodel .//J1913+4814_X_map.mod ! Writing 393 model components to file: .//J1913+4814_X_map.mod wobs .//J1913+4814_X_uvs.fits ! Writing UV FITS file: .//J1913+4814_X_uvs.fits wwins .//J1913+4814_X_map.win ! wwins: Wrote 3 windows to .//J1913+4814_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0306864 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000119022 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.1636 1.1636 2.32719 4.65439 9.30878 18.6176 37.2351 74.4702 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.03 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 257.821 quit ! Quitting program ! Log file .//J1913+4814_X_dfm.log closed on Mon Jan 20 18:53:09 2020