! Started logfile: .//J0357+1953_X_dfm.log on Mon Jan 20 17:24:44 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 .//J0357+1953_X_uva.fits ! Reading UV FITS file: .//J0357+1953_X_uva.fits ! AN table 1: 17 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.973856 visibilities/baseline/integration-bin. ! Found source: J0357+1953 ! ! 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 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 J0357+1953_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=1.001569Jy sigma=19.584850 ! Fit after self-cal, rms=0.976002Jy sigma=19.086105 ! 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=0.8532 mas, bmaj=2.092 mas, bpa=20.49 degrees ! Estimated noise=0.850139 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 = 0.0187179 Jy ! Component: 100 - total flux cleaned = 0.0230469 Jy ! Total flux subtracted in 100 components = 0.0230469 Jy ! Clean residual min=-0.003071 max=0.002793 Jy/beam ! Clean residual mean=0.000001 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.0230469 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0230469 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=0.039203Jy sigma=0.721702 ! Fit after self-cal, rms=0.037013Jy sigma=0.680648 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00419423 Jy ! Component: 100 - total flux cleaned = 0.00565246 Jy ! Total flux subtracted in 100 components = 0.00565246 Jy ! Clean residual min=-0.002620 max=0.002663 Jy/beam ! Clean residual mean=-0.000000 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.0286994 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 18 components and 0.0286994 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=0.036546Jy sigma=0.671901 ! Fit after self-cal, rms=0.036534Jy sigma=0.671700 ! 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=1.056 mas, bmaj=2.213 mas, bpa=16.21 degrees ! Estimated noise=0.532533 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 = 0.000670856 Jy ! Component: 100 - total flux cleaned = 0.000697232 Jy ! Component: 150 - total flux cleaned = 0.000694889 Jy ! Component: 200 - total flux cleaned = 0.000680346 Jy ! Total flux subtracted in 200 components = 0.000680346 Jy ! Clean residual min=-0.001729 max=0.002143 Jy/beam ! Clean residual mean=0.000000 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.0293797 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 26 components and 0.0293797 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=0.036499Jy sigma=0.671208 ! Fit after self-cal, rms=0.036488Jy sigma=0.671173 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.056 x 2.213 at 16.21 degrees (North through East) ! Clean map min=-0.0016534 max=0.027948 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 1.04 KP 0.99 ! MK 1.25 NL 0.96 OV 1.01 PT 1.09 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.85 HN 1.32 KP 1.07 ! MK 1.04 NL 0.82 OV 1.18 PT 0.92 ! SC 1.10 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.85 HN 1.13 KP 0.92 ! MK 0.91 NL 1.00 OV 1.08 PT 0.93 ! SC 1.27 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 1.14 KP 1.13 ! MK 0.85 NL 0.89 OV 1.23 PT 0.90 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.89 HN 1.24 KP 1.02 ! MK 0.79 NL 0.86 OV 1.03 PT 0.85 ! SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 1.02 KP 0.99 ! MK 1.02 NL 0.89 OV 1.15 PT 0.90 ! SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.80 HN 0.93 KP 0.97 ! MK 0.87 NL 0.91 OV 1.20 PT 0.98 ! SC 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.93 KP 1.30 ! MK 0.92 NL 1.09 OV 1.29 PT 0.83 ! SC 0.79 ! ! ! Fit before self-cal, rms=0.036488Jy sigma=0.671173 ! Fit after self-cal, rms=0.036700Jy sigma=0.665140 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.058 mas, bmaj=2.222 mas, bpa=15.88 degrees ! Estimated noise=0.530352 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 = -0.000544735 Jy ! Component: 100 - total flux cleaned = -0.000703101 Jy ! Component: 150 - total flux cleaned = -0.000774412 Jy ! Component: 200 - total flux cleaned = -0.00080809 Jy ! Total flux subtracted in 200 components = -0.00080809 Jy ! Clean residual min=-0.001617 max=0.001566 Jy/beam ! Clean residual mean=0.000001 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.0285717 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 28 components and 0.0285717 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=0.036690Jy sigma=0.664956 ! Fit after self-cal, rms=0.036792Jy sigma=0.664199 ! 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=0.036792Jy sigma=0.664199 ! Fit after self-cal, rms=0.037229Jy sigma=0.664033 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.062 mas, bmaj=2.23 mas, bpa=15.87 degrees ! Estimated noise=0.52951 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000422003 Jy ! Component: 100 - total flux cleaned = -0.000591488 Jy ! Component: 150 - total flux cleaned = -0.000646664 Jy ! Component: 200 - total flux cleaned = -0.000679036 Jy ! Total flux subtracted in 200 components = -0.000679036 Jy ! Clean residual min=-0.001537 max=0.001553 Jy/beam ! Clean residual mean=0.000001 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.0278926 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 28 components and 0.0278926 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=0.037223Jy sigma=0.663939 ! Fit after self-cal, rms=0.037252Jy sigma=0.663903 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 = -9.25651e-05 Jy ! Component: 100 - total flux cleaned = -0.000120891 Jy ! Component: 150 - total flux cleaned = -0.000130773 Jy ! Component: 200 - total flux cleaned = -0.000144717 Jy ! Total flux subtracted in 200 components = -0.000144717 Jy ! Clean residual min=-0.001545 max=0.001556 Jy/beam ! Clean residual mean=0.000001 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.0277479 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 32 components and 0.0277479 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=0.037251Jy sigma=0.663887 ! Fit after self-cal, rms=0.037251Jy sigma=0.663884 ! 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=0.037251Jy sigma=0.663884 ! Fit after self-cal, rms=0.037498Jy sigma=0.663830 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.069 mas, bmaj=2.239 mas, bpa=15.88 degrees ! Estimated noise=0.528979 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000301088 Jy ! Component: 100 - total flux cleaned = -0.000421793 Jy ! Component: 150 - total flux cleaned = -0.000475429 Jy ! Component: 200 - total flux cleaned = -0.00052139 Jy ! Total flux subtracted in 200 components = -0.00052139 Jy ! Clean residual min=-0.001528 max=0.001523 Jy/beam ! Clean residual mean=0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.0272265 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 34 components and 0.0272265 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=0.037495Jy sigma=0.663788 ! Fit after self-cal, rms=0.037506Jy sigma=0.663781 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 = -5.52523e-05 Jy ! Component: 100 - total flux cleaned = -7.69295e-05 Jy ! Component: 150 - total flux cleaned = -9.25577e-05 Jy ! Component: 200 - total flux cleaned = -0.000103741 Jy ! Total flux subtracted in 200 components = -0.000103741 Jy ! Clean residual min=-0.001530 max=0.001524 Jy/beam ! Clean residual mean=0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.0271228 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 35 components and 0.0271228 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=0.037504Jy sigma=0.663775 ! Fit after self-cal, rms=0.037505Jy sigma=0.663773 ! 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=0.037505Jy sigma=0.663773 ! Fit after self-cal, rms=0.037678Jy sigma=0.663743 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.982 mas, bmaj=2.88 mas, bpa=-0.009004 degrees ! Estimated noise=0.614701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00034793 Jy ! Component: 100 - total flux cleaned = -0.000537548 Jy ! Component: 150 - total flux cleaned = -0.000634744 Jy ! Component: 200 - total flux cleaned = -0.000651168 Jy ! Total flux subtracted in 200 components = -0.000651168 Jy ! Clean residual min=-0.001580 max=0.001444 Jy/beam ! Clean residual mean=0.000001 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.0264716 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 41 components and 0.0264716 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=0.037679Jy sigma=0.663742 ! Fit after self-cal, rms=0.037680Jy sigma=0.663728 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 = -5.55117e-05 Jy ! Component: 100 - total flux cleaned = -5.91768e-05 Jy ! Component: 150 - total flux cleaned = -6.24328e-05 Jy ! Component: 200 - total flux cleaned = -7.11799e-05 Jy ! Total flux subtracted in 200 components = -7.11799e-05 Jy ! Clean residual min=-0.001582 max=0.001442 Jy/beam ! Clean residual mean=0.000001 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.0264004 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 45 components and 0.0264004 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=0.037680Jy sigma=0.663736 ! Fit after self-cal, rms=0.037679Jy sigma=0.663732 ! 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=1.074 mas, bmaj=2.246 mas, bpa=15.83 degrees ! Estimated noise=0.528758 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.074 x 2.246 at 15.83 degrees (North through East) ! Clean map min=-0.0014694 max=0.028044 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=0.8685 mas, bmaj=2.106 mas, bpa=20.41 degrees ! Estimated noise=0.865678 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0217384 Jy ! Component: 100 - total flux cleaned = 0.0268098 Jy ! Component: 150 - total flux cleaned = 0.0275904 Jy ! Component: 200 - total flux cleaned = 0.0275985 Jy ! Total flux subtracted in 200 components = 0.0275985 Jy ! Clean residual min=-0.002504 max=0.002309 Jy/beam ! Clean residual mean=0.000001 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.0275985 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0275985 Jy ! Inverting map and beam ! Estimated beam: bmin=1.074 mas, bmaj=2.246 mas, bpa=15.83 degrees ! Estimated noise=0.528758 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 = -0.0002432 Jy ! Component: 100 - total flux cleaned = -0.000337328 Jy ! Component: 150 - total flux cleaned = -0.000410928 Jy ! Component: 200 - total flux cleaned = -0.000511764 Jy ! Total flux subtracted in 200 components = -0.000511764 Jy ! Clean residual min=-0.001569 max=0.001530 Jy/beam ! Clean residual mean=0.000001 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.0270867 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 26 components and 0.0270867 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=1.982 mas, bmaj=2.88 mas, bpa=-0.009004 degrees ! Estimated noise=0.614701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000354435 Jy ! Component: 100 - total flux cleaned = -0.000411109 Jy ! Component: 150 - total flux cleaned = -0.000451584 Jy ! Component: 200 - total flux cleaned = -0.000480679 Jy ! Total flux subtracted in 200 components = -0.000480679 Jy ! Clean residual min=-0.001595 max=0.001448 Jy/beam ! Clean residual mean=0.000001 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.026606 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 = -2.66567e-05 Jy ! Component: 100 - total flux cleaned = -5.0883e-05 Jy ! Component: 150 - total flux cleaned = -7.31455e-05 Jy ! Component: 200 - total flux cleaned = -9.34448e-05 Jy ! Total flux subtracted in 200 components = -9.34448e-05 Jy ! Clean residual min=-0.001590 max=0.001445 Jy/beam ! Clean residual mean=0.000001 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.0265126 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 0.0265126 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.074 mas, bmaj=2.246 mas, bpa=15.83 degrees ! Estimated noise=0.528758 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.7138e-05 Jy ! Component: 100 - total flux cleaned = -3.07681e-05 Jy ! Component: 150 - total flux cleaned = -3.99872e-05 Jy ! Component: 200 - total flux cleaned = -5.47619e-05 Jy ! Total flux subtracted in 200 components = -5.47619e-05 Jy ! Clean residual min=-0.001545 max=0.001531 Jy/beam ! Clean residual mean=0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.0264578 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 36 components and 0.0264578 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=0.037688Jy sigma=0.663803 ! Fit after self-cal, rms=0.037689Jy sigma=0.663777 wmodel J0357+1953_X_map.mod ! Writing 36 model components to file: J0357+1953_X_map.mod wobs J0357+1953_X_uvs.fits ! Writing UV FITS file: J0357+1953_X_uvs.fits wwins J0357+1953_X_map.win ! wwins: Wrote 1 windows to J0357+1953_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 = 0.000164348 Jy ! Component: 100 - total flux cleaned = 0.000369005 Jy ! Component: 150 - total flux cleaned = 0.000679276 Jy ! Component: 200 - total flux cleaned = 0.000953042 Jy ! Component: 250 - total flux cleaned = 0.00121533 Jy ! Component: 300 - total flux cleaned = 0.00142558 Jy ! Component: 350 - total flux cleaned = 0.00154741 Jy ! Component: 400 - total flux cleaned = 0.00170423 Jy ! Component: 450 - total flux cleaned = 0.0018372 Jy ! Component: 500 - total flux cleaned = 0.00198482 Jy ! Component: 550 - total flux cleaned = 0.00210957 Jy ! Component: 600 - total flux cleaned = 0.00217905 Jy ! Component: 650 - total flux cleaned = 0.00224692 Jy ! Component: 700 - total flux cleaned = 0.00232873 Jy ! Component: 750 - total flux cleaned = 0.00242387 Jy ! Component: 800 - total flux cleaned = 0.00247015 Jy ! Component: 850 - total flux cleaned = 0.00256096 Jy ! Component: 900 - total flux cleaned = 0.00263495 Jy ! Component: 950 - total flux cleaned = 0.00275067 Jy ! Component: 1000 - total flux cleaned = 0.00284983 Jy ! Component: 1050 - total flux cleaned = 0.00290534 Jy ! Component: 1100 - total flux cleaned = 0.00294586 Jy ! Component: 1150 - total flux cleaned = 0.00297254 Jy ! Component: 1200 - total flux cleaned = 0.00301186 Jy ! Component: 1250 - total flux cleaned = 0.00303774 Jy ! Component: 1300 - total flux cleaned = 0.00312598 Jy ! Component: 1350 - total flux cleaned = 0.00316316 Jy ! Component: 1400 - total flux cleaned = 0.00321208 Jy ! Component: 1450 - total flux cleaned = 0.00324795 Jy ! Component: 1500 - total flux cleaned = 0.00329504 Jy ! Component: 1550 - total flux cleaned = 0.00332992 Jy ! Component: 1600 - total flux cleaned = 0.00339847 Jy ! Component: 1650 - total flux cleaned = 0.00346612 Jy ! Component: 1700 - total flux cleaned = 0.00351057 Jy ! Component: 1750 - total flux cleaned = 0.00357644 Jy ! Component: 1800 - total flux cleaned = 0.00364142 Jy ! Component: 1850 - total flux cleaned = 0.00366267 Jy ! Component: 1900 - total flux cleaned = 0.00370502 Jy ! Component: 1950 - total flux cleaned = 0.00375724 Jy ! Component: 2000 - total flux cleaned = 0.00379847 Jy ! Component: 2050 - total flux cleaned = 0.00383937 Jy ! Component: 2100 - total flux cleaned = 0.00387978 Jy ! Component: 2150 - total flux cleaned = 0.00392985 Jy ! Component: 2200 - total flux cleaned = 0.00397927 Jy ! Component: 2250 - total flux cleaned = 0.00399874 Jy ! Component: 2300 - total flux cleaned = 0.00403758 Jy ! Component: 2350 - total flux cleaned = 0.00406651 Jy ! Component: 2400 - total flux cleaned = 0.00412383 Jy ! Component: 2450 - total flux cleaned = 0.0041712 Jy ! Component: 2500 - total flux cleaned = 0.00419929 Jy ! Component: 2550 - total flux cleaned = 0.00426425 Jy ! Component: 2600 - total flux cleaned = 0.00428263 Jy ! Component: 2650 - total flux cleaned = 0.00430093 Jy ! Component: 2700 - total flux cleaned = 0.00435534 Jy ! Component: 2750 - total flux cleaned = 0.00438226 Jy ! Component: 2800 - total flux cleaned = 0.00439112 Jy ! Component: 2850 - total flux cleaned = 0.00441771 Jy ! Component: 2900 - total flux cleaned = 0.00446177 Jy ! Component: 2950 - total flux cleaned = 0.00448793 Jy ! Component: 3000 - total flux cleaned = 0.00453137 Jy ! Component: 3050 - total flux cleaned = 0.00456592 Jy ! Component: 3100 - total flux cleaned = 0.00459175 Jy ! Component: 3150 - total flux cleaned = 0.0046175 Jy ! Component: 3200 - total flux cleaned = 0.00466004 Jy ! Component: 3250 - total flux cleaned = 0.00467695 Jy ! Component: 3300 - total flux cleaned = 0.00471904 Jy ! Component: 3350 - total flux cleaned = 0.00473577 Jy ! Component: 3400 - total flux cleaned = 0.00480234 Jy ! Component: 3450 - total flux cleaned = 0.00481894 Jy ! Component: 3500 - total flux cleaned = 0.00486017 Jy ! Component: 3550 - total flux cleaned = 0.004893 Jy ! Component: 3600 - total flux cleaned = 0.00492557 Jy ! Component: 3650 - total flux cleaned = 0.00495799 Jy ! Component: 3700 - total flux cleaned = 0.0049741 Jy ! Component: 3750 - total flux cleaned = 0.00500629 Jy ! Component: 3800 - total flux cleaned = 0.00504626 Jy ! Component: 3850 - total flux cleaned = 0.00507813 Jy ! Component: 3900 - total flux cleaned = 0.00511777 Jy ! Component: 3950 - total flux cleaned = 0.00514146 Jy ! Component: 4000 - total flux cleaned = 0.0051494 Jy ! Component: 4050 - total flux cleaned = 0.0052043 Jy ! Total flux subtracted in 4096 components = 0.0052199 Jy ! Clean residual min=-0.000461 max=0.000497 Jy/beam ! Clean residual mean=0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0316777 Jy keep ! Adding 248 model components to the UV plane model. ! The established model now contains 284 components and 0.0316777 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0357+1953_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.074 x 2.246 at 15.83 degrees (North through East) ! Clean map min=-0.00089247 max=0.027927 Jy/beam ! Writing clean map to FITS file: .//J0357+1953_X_map.fits wmodel .//J0357+1953_X_map.mod ! Writing 284 model components to file: .//J0357+1953_X_map.mod wobs .//J0357+1953_X_uvs.fits ! Writing UV FITS file: .//J0357+1953_X_uvs.fits wwins .//J0357+1953_X_map.win ! wwins: Wrote 2 windows to .//J0357+1953_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0279272 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000122544 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.31639 1.31639 2.63279 5.26557 10.5311 21.0623 42.1246 84.2491 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= 227.895 quit ! Quitting program ! Log file .//J0357+1953_X_dfm.log closed on Mon Jan 20 17:24:48 2020