! Started logfile: .//J1833+4531_C_dfm.log on Mon Jan 20 18:47:26 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J1833+4531_C_uva.fits ! Reading UV FITS file: .//J1833+4531_C_uva.fits ! AN table 1: 17 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.955556 visibilities/baseline/integration-bin. ! Found source: J1833+4531 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 5848 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1833+4531_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 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=0.996808Jy sigma=23.927963 ! Fit after self-cal, rms=0.950336Jy sigma=22.798404 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.284 mas, bmaj=4.352 mas, bpa=2.737 degrees ! Estimated noise=0.575566 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 = 0.0392319 Jy ! Component: 100 - total flux cleaned = 0.047787 Jy ! Total flux subtracted in 100 components = 0.047787 Jy ! Clean residual min=-0.002349 max=0.002929 Jy/beam ! Clean residual mean=-0.000000 rms=0.000606 Jy/beam ! Combined flux in latest and established models = 0.047787 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.047787 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=0.030734Jy sigma=0.699936 ! Fit after self-cal, rms=0.030594Jy sigma=0.698507 ! 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=1.538 mas, bmaj=4.613 mas, bpa=2.366 degrees ! Estimated noise=0.392285 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 = 0.00168789 Jy ! Component: 100 - total flux cleaned = 0.0018666 Jy ! Component: 150 - total flux cleaned = 0.00175206 Jy ! Component: 200 - total flux cleaned = 0.00166009 Jy ! Total flux subtracted in 200 components = 0.00166009 Jy ! Clean residual min=-0.001655 max=0.001409 Jy/beam ! Clean residual mean=0.000000 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.0494471 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.0494471 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=0.030451Jy sigma=0.694970 ! Fit after self-cal, rms=0.030448Jy sigma=0.694936 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.538 x 4.613 at 2.366 degrees (North through East) ! Clean map min=-0.0016065 max=0.050274 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.07 HN 1.06 KP 0.95 ! LA 0.94 MK 1.07 NL 0.92 OV 0.96 ! PT 1.07 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.08 HN 0.96 KP 1.00 ! LA 0.97 MK 1.13 NL 0.97 OV 0.92 ! PT 1.00 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 1.07 KP 1.09 ! LA 1.05 MK 1.04 NL 0.92 OV 0.95 ! PT 1.11 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.05 HN 1.06 KP 0.99 ! LA 1.56 MK 1.11 NL 0.98 OV 0.90 ! PT 0.95 SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 HN 1.05 KP 1.05 ! LA 1.06 MK 0.99 NL 0.95 OV 1.05 ! PT 1.06 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.98 KP 0.97 ! LA 1.04 MK 0.91 NL 0.96 OV 0.97 ! PT 1.06 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.96 KP 0.96 ! LA 1.05 MK 0.89 NL 0.91 OV 1.06 ! PT 1.00 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.01 KP 0.96 ! LA 1.02 MK 0.90 NL 0.91 OV 0.93 ! PT 0.95 SC 1.02 ! ! ! Fit before self-cal, rms=0.030448Jy sigma=0.694936 ! Fit after self-cal, rms=0.030354Jy sigma=0.684475 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.527 mas, bmaj=4.599 mas, bpa=2.514 degrees ! Estimated noise=0.389666 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 = 0.000327575 Jy ! Component: 100 - total flux cleaned = 0.000348309 Jy ! Component: 150 - total flux cleaned = 0.000340201 Jy ! Component: 200 - total flux cleaned = 0.000340067 Jy ! Total flux subtracted in 200 components = 0.000340067 Jy ! Clean residual min=-0.001207 max=0.001184 Jy/beam ! Clean residual mean=0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0497872 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 0.0497872 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=0.030346Jy sigma=0.684309 ! Fit after self-cal, rms=0.030380Jy sigma=0.684115 ! 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=0.030380Jy sigma=0.684115 ! Fit after self-cal, rms=0.030557Jy sigma=0.684161 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.527 mas, bmaj=4.592 mas, bpa=2.502 degrees ! Estimated noise=0.391345 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0002844 Jy ! Component: 100 - total flux cleaned = 0.000350641 Jy ! Component: 150 - total flux cleaned = 0.000369289 Jy ! Component: 200 - total flux cleaned = 0.000386044 Jy ! Total flux subtracted in 200 components = 0.000386044 Jy ! Clean residual min=-0.001202 max=0.001156 Jy/beam ! Clean residual mean=0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0501732 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 27 components and 0.0501732 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=0.030553Jy sigma=0.684070 ! Fit after self-cal, rms=0.030555Jy sigma=0.684064 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 = 6.52714e-06 Jy ! Component: 100 - total flux cleaned = 1.68165e-05 Jy ! Component: 150 - total flux cleaned = 2.16725e-05 Jy ! Component: 200 - total flux cleaned = 2.17324e-05 Jy ! Total flux subtracted in 200 components = 2.17324e-05 Jy ! Clean residual min=-0.001211 max=0.001146 Jy/beam ! Clean residual mean=0.000001 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.050195 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 33 components and 0.050195 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=0.030553Jy sigma=0.684028 ! Fit after self-cal, rms=0.030553Jy sigma=0.684026 ! 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=0.030553Jy sigma=0.684026 ! Fit after self-cal, rms=0.030618Jy sigma=0.684033 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.525 mas, bmaj=4.588 mas, bpa=2.492 degrees ! Estimated noise=0.392128 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000194461 Jy ! Component: 100 - total flux cleaned = 0.000259264 Jy ! Component: 150 - total flux cleaned = 0.000276107 Jy ! Component: 200 - total flux cleaned = 0.000283926 Jy ! Total flux subtracted in 200 components = 0.000283926 Jy ! Clean residual min=-0.001212 max=0.001145 Jy/beam ! Clean residual mean=0.000001 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0504789 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 36 components and 0.0504789 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=0.030617Jy sigma=0.683986 ! Fit after self-cal, rms=0.030617Jy sigma=0.683984 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 = -2.95381e-06 Jy ! Component: 100 - total flux cleaned = 9.88164e-07 Jy ! Component: 150 - total flux cleaned = 4.8163e-06 Jy ! Component: 200 - total flux cleaned = 4.70475e-06 Jy ! Total flux subtracted in 200 components = 4.70475e-06 Jy ! Clean residual min=-0.001218 max=0.001139 Jy/beam ! Clean residual mean=0.000001 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0504836 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 38 components and 0.0504836 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=0.030616Jy sigma=0.683960 ! Fit after self-cal, rms=0.030616Jy sigma=0.683959 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.030616Jy sigma=0.683959 ! Fit after self-cal, rms=0.030680Jy sigma=0.683967 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.424 mas, bmaj=5.231 mas, bpa=-1.177 degrees ! Estimated noise=0.515698 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.48864e-05 Jy ! Component: 100 - total flux cleaned = -7.48985e-05 Jy ! Component: 150 - total flux cleaned = -8.03559e-05 Jy ! Component: 200 - total flux cleaned = -8.51461e-05 Jy ! Total flux subtracted in 200 components = -8.51461e-05 Jy ! Clean residual min=-0.001335 max=0.001467 Jy/beam ! Clean residual mean=0.000003 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.0503985 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 45 components and 0.0503984 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=0.030684Jy sigma=0.684017 ! Fit after self-cal, rms=0.030683Jy sigma=0.683998 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.06746e-05 Jy ! Component: 100 - total flux cleaned = -6.52734e-06 Jy ! Component: 150 - total flux cleaned = -6.21687e-06 Jy ! Component: 200 - total flux cleaned = -2.72588e-06 Jy ! Total flux subtracted in 200 components = -2.72588e-06 Jy ! Clean residual min=-0.001339 max=0.001450 Jy/beam ! Clean residual mean=0.000003 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.0503957 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 49 components and 0.0503957 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=0.030685Jy sigma=0.684045 ! Fit after self-cal, rms=0.030684Jy sigma=0.684040 ! 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=1.524 mas, bmaj=4.586 mas, bpa=2.486 degrees ! Estimated noise=0.392915 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.524 x 4.586 at 2.486 degrees (North through East) ! Clean map min=-0.001168 max=0.050364 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.277 mas, bmaj=4.343 mas, bpa=2.895 degrees ! Estimated noise=0.572441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0390477 Jy ! Component: 100 - total flux cleaned = 0.0476151 Jy ! Component: 150 - total flux cleaned = 0.0498597 Jy ! Component: 200 - total flux cleaned = 0.0504019 Jy ! Total flux subtracted in 200 components = 0.0504019 Jy ! Clean residual min=-0.001805 max=0.001809 Jy/beam ! Clean residual mean=0.000000 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.0504019 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0504019 Jy ! Inverting map and beam ! Estimated beam: bmin=1.524 mas, bmaj=4.586 mas, bpa=2.486 degrees ! Estimated noise=0.392915 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 = 0.000366039 Jy ! Component: 100 - total flux cleaned = 0.000343739 Jy ! Component: 150 - total flux cleaned = 0.000358632 Jy ! Component: 200 - total flux cleaned = 0.000360358 Jy ! Total flux subtracted in 200 components = 0.000360358 Jy ! Clean residual min=-0.001235 max=0.001151 Jy/beam ! Clean residual mean=0.000001 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.0507622 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 28 components and 0.0507622 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.424 mas, bmaj=5.231 mas, bpa=-1.177 degrees ! Estimated noise=0.515698 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0002113 Jy ! Component: 100 - total flux cleaned = -0.000256625 Jy ! Component: 150 - total flux cleaned = -0.000291695 Jy ! Component: 200 - total flux cleaned = -0.000292029 Jy ! Total flux subtracted in 200 components = -0.000292029 Jy ! Clean residual min=-0.001352 max=0.001471 Jy/beam ! Clean residual mean=0.000003 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.0504702 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 = 1.36918e-07 Jy ! Component: 100 - total flux cleaned = 4.57703e-07 Jy ! Component: 150 - total flux cleaned = 1.35913e-07 Jy ! Component: 200 - total flux cleaned = 2.36564e-07 Jy ! Total flux subtracted in 200 components = 2.36564e-07 Jy ! Clean residual min=-0.001350 max=0.001452 Jy/beam ! Clean residual mean=0.000003 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.0504704 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 35 components and 0.0504704 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.524 mas, bmaj=4.586 mas, bpa=2.486 degrees ! Estimated noise=0.392915 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.59365e-05 Jy ! Component: 100 - total flux cleaned = 0.000169267 Jy ! Component: 150 - total flux cleaned = 0.000215241 Jy ! Component: 200 - total flux cleaned = 0.000215108 Jy ! Total flux subtracted in 200 components = 0.000215108 Jy ! Clean residual min=-0.001253 max=0.001143 Jy/beam ! Clean residual mean=0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0506855 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 48 components and 0.0506855 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=0.030681Jy sigma=0.684063 ! Fit after self-cal, rms=0.030681Jy sigma=0.684050 wmodel J1833+4531_C_map.mod ! Writing 48 model components to file: J1833+4531_C_map.mod wobs J1833+4531_C_uvs.fits ! Writing UV FITS file: J1833+4531_C_uvs.fits wwins J1833+4531_C_map.win ! wwins: Wrote 1 windows to J1833+4531_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000248618 Jy ! Component: 100 - total flux cleaned = -0.000329424 Jy ! Component: 150 - total flux cleaned = -0.000273336 Jy ! Component: 200 - total flux cleaned = -0.000201172 Jy ! Component: 250 - total flux cleaned = -0.000149443 Jy ! Component: 300 - total flux cleaned = -0.000115839 Jy ! Component: 350 - total flux cleaned = -5.13011e-05 Jy ! Component: 400 - total flux cleaned = -2.03538e-05 Jy ! Component: 450 - total flux cleaned = 4.06568e-05 Jy ! Component: 500 - total flux cleaned = 0.000115012 Jy ! Component: 550 - total flux cleaned = 0.000115039 Jy ! Component: 600 - total flux cleaned = 0.000214263 Jy ! Component: 650 - total flux cleaned = 0.000227677 Jy ! Component: 700 - total flux cleaned = 0.000282165 Jy ! Component: 750 - total flux cleaned = 0.000335587 Jy ! Component: 800 - total flux cleaned = 0.000375049 Jy ! Component: 850 - total flux cleaned = 0.000414063 Jy ! Component: 900 - total flux cleaned = 0.000477381 Jy ! Component: 950 - total flux cleaned = 0.000514716 Jy ! Component: 1000 - total flux cleaned = 0.000527136 Jy ! Component: 1050 - total flux cleaned = 0.000575228 Jy ! Component: 1100 - total flux cleaned = 0.000563276 Jy ! Component: 1150 - total flux cleaned = 0.000633172 Jy ! Component: 1200 - total flux cleaned = 0.000633009 Jy ! Component: 1250 - total flux cleaned = 0.000644415 Jy ! Component: 1300 - total flux cleaned = 0.000655562 Jy ! Component: 1350 - total flux cleaned = 0.000688647 Jy ! Component: 1400 - total flux cleaned = 0.000710632 Jy ! Component: 1450 - total flux cleaned = 0.000764485 Jy ! Component: 1500 - total flux cleaned = 0.000785586 Jy ! Component: 1550 - total flux cleaned = 0.000806433 Jy ! Component: 1600 - total flux cleaned = 0.000826888 Jy ! Component: 1650 - total flux cleaned = 0.000837152 Jy ! Component: 1700 - total flux cleaned = 0.000887564 Jy ! Component: 1750 - total flux cleaned = 0.00089757 Jy ! Component: 1800 - total flux cleaned = 0.00094676 Jy ! Component: 1850 - total flux cleaned = 0.00100534 Jy ! Component: 1900 - total flux cleaned = 0.00103421 Jy ! Component: 1950 - total flux cleaned = 0.00105331 Jy ! Component: 2000 - total flux cleaned = 0.00110044 Jy ! Component: 2050 - total flux cleaned = 0.00110034 Jy ! Component: 2100 - total flux cleaned = 0.00114657 Jy ! Component: 2150 - total flux cleaned = 0.00110988 Jy ! Component: 2200 - total flux cleaned = 0.00114629 Jy ! Component: 2250 - total flux cleaned = 0.00118233 Jy ! Component: 2300 - total flux cleaned = 0.00118222 Jy ! Component: 2350 - total flux cleaned = 0.00120863 Jy ! Component: 2400 - total flux cleaned = 0.00122614 Jy ! Component: 2450 - total flux cleaned = 0.00126935 Jy ! Component: 2500 - total flux cleaned = 0.0012864 Jy ! Component: 2550 - total flux cleaned = 0.00132043 Jy ! Component: 2600 - total flux cleaned = 0.00135397 Jy ! Component: 2650 - total flux cleaned = 0.00136229 Jy ! Component: 2700 - total flux cleaned = 0.00142002 Jy ! Component: 2750 - total flux cleaned = 0.00139536 Jy ! Component: 2800 - total flux cleaned = 0.00144405 Jy ! Component: 2850 - total flux cleaned = 0.00142797 Jy ! Component: 2900 - total flux cleaned = 0.00148396 Jy ! Component: 2950 - total flux cleaned = 0.00150753 Jy ! Component: 3000 - total flux cleaned = 0.00150751 Jy ! Component: 3050 - total flux cleaned = 0.00153085 Jy ! Component: 3100 - total flux cleaned = 0.00153864 Jy ! Component: 3150 - total flux cleaned = 0.00156164 Jy ! Component: 3200 - total flux cleaned = 0.00156924 Jy ! Component: 3250 - total flux cleaned = 0.00159182 Jy ! Component: 3300 - total flux cleaned = 0.00157685 Jy ! Component: 3350 - total flux cleaned = 0.00157694 Jy ! Component: 3400 - total flux cleaned = 0.0015844 Jy ! Component: 3450 - total flux cleaned = 0.00156981 Jy ! Component: 3500 - total flux cleaned = 0.00156984 Jy ! Component: 3550 - total flux cleaned = 0.00160601 Jy ! Component: 3600 - total flux cleaned = 0.00156305 Jy ! Component: 3650 - total flux cleaned = 0.00160581 Jy ! Component: 3700 - total flux cleaned = 0.00157762 Jy ! Component: 3750 - total flux cleaned = 0.00158466 Jy ! Component: 3800 - total flux cleaned = 0.00159168 Jy ! Component: 3850 - total flux cleaned = 0.00160558 Jy ! Component: 3900 - total flux cleaned = 0.00159872 Jy ! Component: 3950 - total flux cleaned = 0.00160554 Jy ! Component: 4000 - total flux cleaned = 0.00159195 Jy ! Component: 4050 - total flux cleaned = 0.00157839 Jy ! Total flux subtracted in 4096 components = 0.00157847 Jy ! Clean residual min=-0.000361 max=0.000508 Jy/beam ! Clean residual mean=0.000001 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.052264 Jy keep ! Adding 305 model components to the UV plane model. ! The established model now contains 353 components and 0.052264 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1833+4531_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.524 x 4.586 at 2.486 degrees (North through East) ! Clean map min=-0.00072734 max=0.050279 Jy/beam ! Writing clean map to FITS file: .//J1833+4531_C_map.fits wmodel .//J1833+4531_C_map.mod ! Writing 353 model components to file: .//J1833+4531_C_map.mod wobs .//J1833+4531_C_uvs.fits ! Writing UV FITS file: .//J1833+4531_C_uvs.fits wwins .//J1833+4531_C_map.win ! wwins: Wrote 2 windows to .//J1833+4531_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0502788 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000116569 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.695533 0.695533 1.39107 2.78213 5.56426 11.1285 22.2571 44.5141 89.0282 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.05 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 431.323 quit ! Quitting program ! Log file .//J1833+4531_C_dfm.log closed on Mon Jan 20 18:47:30 2020