! Started logfile: .//J1751+2821_X_dfm.log on Mon Jan 20 18:41:01 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 .//J1751+2821_X_uva.fits ! Reading UV FITS file: .//J1751+2821_X_uva.fits ! AN table 1: 15 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1751+2821 ! ! 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 5400 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 J1751+2821_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. ! ! 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=1.003366Jy sigma=21.484260 ! Fit after self-cal, rms=0.943842Jy sigma=20.208321 ! 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=0.7213 mas, bmaj=2.252 mas, bpa=7.1 degrees ! Estimated noise=0.736569 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 = 0.0440531 Jy ! Component: 100 - total flux cleaned = 0.0537399 Jy ! Total flux subtracted in 100 components = 0.0537399 Jy ! Clean residual min=-0.003089 max=0.003005 Jy/beam ! Clean residual mean=0.000001 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.0537399 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0537399 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=0.034888Jy sigma=0.731326 ! Fit after self-cal, rms=0.034618Jy sigma=0.726021 ! 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=0.8907 mas, bmaj=2.342 mas, bpa=5.874 degrees ! Estimated noise=0.453045 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 = 0.00301996 Jy ! Component: 100 - total flux cleaned = 0.00441558 Jy ! Component: 150 - total flux cleaned = 0.00522327 Jy ! Component: 200 - total flux cleaned = 0.00575487 Jy ! Total flux subtracted in 200 components = 0.00575487 Jy ! Clean residual min=-0.002446 max=0.002566 Jy/beam ! Clean residual mean=0.000001 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.0594948 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 28 components and 0.0594948 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=0.034358Jy sigma=0.720931 ! Fit after self-cal, rms=0.034355Jy sigma=0.720895 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8907 x 2.342 at 5.874 degrees (North through East) ! Clean map min=-0.002327 max=0.056732 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.98 KP 1.07 ! LA 1.04 MK 1.07 NL 0.94 OV 1.18 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.15 KP 1.03 ! LA 1.00 MK 1.14 NL 1.00 OV 1.03 ! PT 0.98 SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 1.07 KP 0.98 ! LA 1.05 MK 1.02 NL 0.92 OV 1.11 ! PT 0.99 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.92 HN 1.04 KP 1.02 ! LA 0.98 MK 1.08 NL 0.85 OV 1.07 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 1.13 KP 1.02 ! LA 1.06 MK 1.01 NL 0.75 OV 1.13 ! PT 0.91 SC 1.08 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.90 HN 1.11 KP 1.08 ! LA 0.99 MK 0.89 NL 0.85 OV 1.12 ! PT 0.93 SC 1.08 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.87 HN 1.11 KP 1.08 ! LA 0.99 MK 0.95 NL 0.84 OV 1.16 ! PT 0.90 SC 1.09 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.93 HN 1.01 KP 0.98 ! LA 1.07 MK 0.94 NL 0.90 OV 1.13 ! PT 0.92 SC 0.92 ! ! ! Fit before self-cal, rms=0.034355Jy sigma=0.720895 ! Fit after self-cal, rms=0.032975Jy sigma=0.705773 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.895 mas, bmaj=2.352 mas, bpa=5.929 degrees ! Estimated noise=0.452721 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 = -4.34343e-05 Jy ! Component: 100 - total flux cleaned = -5.8055e-05 Jy ! Component: 150 - total flux cleaned = -4.59076e-05 Jy ! Component: 200 - total flux cleaned = -4.59354e-05 Jy ! Total flux subtracted in 200 components = -4.59354e-05 Jy ! Clean residual min=-0.001446 max=0.001323 Jy/beam ! Clean residual mean=0.000001 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.0594488 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 35 components and 0.0594488 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=0.032973Jy sigma=0.705718 ! Fit after self-cal, rms=0.033016Jy sigma=0.705354 ! 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=0.033016Jy sigma=0.705354 ! Fit after self-cal, rms=0.033025Jy sigma=0.705338 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8957 mas, bmaj=2.352 mas, bpa=5.937 degrees ! Estimated noise=0.452801 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.94038e-05 Jy ! Component: 100 - total flux cleaned = -1.01545e-05 Jy ! Component: 150 - total flux cleaned = -6.14635e-06 Jy ! Component: 200 - total flux cleaned = -2.56182e-06 Jy ! Total flux subtracted in 200 components = -2.56182e-06 Jy ! Clean residual min=-0.001423 max=0.001335 Jy/beam ! Clean residual mean=0.000001 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.0594463 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 39 components and 0.0594463 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=0.033024Jy sigma=0.705315 ! Fit after self-cal, rms=0.033026Jy sigma=0.705314 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 = 3.26154e-06 Jy ! Component: 100 - total flux cleaned = 6.3304e-06 Jy ! Component: 150 - total flux cleaned = 6.39988e-06 Jy ! Component: 200 - total flux cleaned = 9.28521e-06 Jy ! Total flux subtracted in 200 components = 9.28521e-06 Jy ! Clean residual min=-0.001412 max=0.001340 Jy/beam ! Clean residual mean=0.000001 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.0594556 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 42 components and 0.0594556 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=0.033025Jy sigma=0.705302 ! Fit after self-cal, rms=0.033025Jy sigma=0.705302 ! 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=0.033025Jy sigma=0.705302 ! Fit after self-cal, rms=0.033051Jy sigma=0.705301 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8961 mas, bmaj=2.352 mas, bpa=5.948 degrees ! Estimated noise=0.453129 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.18019e-05 Jy ! Component: 100 - total flux cleaned = 2.17479e-05 Jy ! Component: 150 - total flux cleaned = 1.88273e-05 Jy ! Component: 200 - total flux cleaned = 1.61251e-05 Jy ! Total flux subtracted in 200 components = 1.61251e-05 Jy ! Clean residual min=-0.001409 max=0.001341 Jy/beam ! Clean residual mean=0.000001 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.0594717 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 44 components and 0.0594717 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=0.033051Jy sigma=0.705289 ! Fit after self-cal, rms=0.033051Jy sigma=0.705289 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 = 1.21674e-07 Jy ! Component: 100 - total flux cleaned = 7.90062e-08 Jy ! Component: 150 - total flux cleaned = -7.07047e-08 Jy ! Component: 200 - total flux cleaned = -2.57439e-06 Jy ! Total flux subtracted in 200 components = -2.57439e-06 Jy ! Clean residual min=-0.001404 max=0.001340 Jy/beam ! Clean residual mean=0.000001 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.0594691 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 47 components and 0.0594691 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=0.033051Jy sigma=0.705282 ! Fit after self-cal, rms=0.033051Jy sigma=0.705282 ! 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=0.033051Jy sigma=0.705282 ! Fit after self-cal, rms=0.033072Jy sigma=0.705281 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.976 mas, bmaj=2.947 mas, bpa=0.7682 degrees ! Estimated noise=0.591871 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.83814e-05 Jy ! Component: 100 - total flux cleaned = -4.78064e-05 Jy ! Component: 150 - total flux cleaned = -6.4728e-05 Jy ! Component: 200 - total flux cleaned = -9.00931e-05 Jy ! Total flux subtracted in 200 components = -9.00931e-05 Jy ! Clean residual min=-0.001521 max=0.001451 Jy/beam ! Clean residual mean=0.000003 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.059379 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 56 components and 0.059379 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=0.033079Jy sigma=0.705387 ! Fit after self-cal, rms=0.033075Jy sigma=0.705349 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 = 1.51788e-06 Jy ! Component: 100 - total flux cleaned = -1.22694e-05 Jy ! Component: 150 - total flux cleaned = -2.20489e-05 Jy ! Component: 200 - total flux cleaned = -3.32383e-05 Jy ! Total flux subtracted in 200 components = -3.32383e-05 Jy ! Clean residual min=-0.001518 max=0.001446 Jy/beam ! Clean residual mean=0.000003 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.0593458 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 60 components and 0.0593458 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=0.033080Jy sigma=0.705431 ! Fit after self-cal, rms=0.033078Jy sigma=0.705413 ! 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=0.8963 mas, bmaj=2.352 mas, bpa=5.956 degrees ! Estimated noise=0.453383 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8963 x 2.352 at 5.956 degrees (North through East) ! Clean map min=-0.0013468 max=0.056611 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=0.7216 mas, bmaj=2.26 mas, bpa=7.382 degrees ! Estimated noise=0.745111 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0447263 Jy ! Component: 100 - total flux cleaned = 0.0546786 Jy ! Component: 150 - total flux cleaned = 0.0573926 Jy ! Component: 200 - total flux cleaned = 0.0586738 Jy ! Total flux subtracted in 200 components = 0.0586738 Jy ! Clean residual min=-0.002151 max=0.002129 Jy/beam ! Clean residual mean=0.000000 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.0586738 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 0.0586738 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8963 mas, bmaj=2.352 mas, bpa=5.956 degrees ! Estimated noise=0.453383 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 = 0.000339816 Jy ! Component: 100 - total flux cleaned = 0.000474164 Jy ! Component: 150 - total flux cleaned = 0.000564948 Jy ! Component: 200 - total flux cleaned = 0.000590997 Jy ! Total flux subtracted in 200 components = 0.000590997 Jy ! Clean residual min=-0.001430 max=0.001305 Jy/beam ! Clean residual mean=0.000001 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.0592648 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 21 components and 0.0592648 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=1.976 mas, bmaj=2.947 mas, bpa=0.7682 degrees ! Estimated noise=0.591871 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000150488 Jy ! Component: 100 - total flux cleaned = 0.000168051 Jy ! Component: 150 - total flux cleaned = 0.000133368 Jy ! Component: 200 - total flux cleaned = 0.000114919 Jy ! Total flux subtracted in 200 components = 0.000114919 Jy ! Clean residual min=-0.001515 max=0.001478 Jy/beam ! Clean residual mean=0.000003 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.0593797 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 = -2.16532e-05 Jy ! Component: 100 - total flux cleaned = -3.89176e-05 Jy ! Component: 150 - total flux cleaned = -4.85116e-05 Jy ! Component: 200 - total flux cleaned = -5.29566e-05 Jy ! Total flux subtracted in 200 components = -5.29566e-05 Jy ! Clean residual min=-0.001523 max=0.001468 Jy/beam ! Clean residual mean=0.000003 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.0593267 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 37 components and 0.0593267 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8963 mas, bmaj=2.352 mas, bpa=5.956 degrees ! Estimated noise=0.453383 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000123107 Jy ! Component: 100 - total flux cleaned = -0.000113267 Jy ! Component: 150 - total flux cleaned = -5.24773e-05 Jy ! Component: 200 - total flux cleaned = -2.60938e-06 Jy ! Total flux subtracted in 200 components = -2.60938e-06 Jy ! Clean residual min=-0.001397 max=0.001347 Jy/beam ! Clean residual mean=0.000001 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.0593241 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 43 components and 0.0593241 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=0.033077Jy sigma=0.705355 ! Fit after self-cal, rms=0.033075Jy sigma=0.705321 wmodel J1751+2821_X_map.mod ! Writing 43 model components to file: J1751+2821_X_map.mod wobs J1751+2821_X_uvs.fits ! Writing UV FITS file: J1751+2821_X_uvs.fits wwins J1751+2821_X_map.win ! wwins: Wrote 1 windows to J1751+2821_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 = -0.000496701 Jy ! Component: 100 - total flux cleaned = -0.000664945 Jy ! Component: 150 - total flux cleaned = -0.000800405 Jy ! Component: 200 - total flux cleaned = -0.000843342 Jy ! Component: 250 - total flux cleaned = -0.000883781 Jy ! Component: 300 - total flux cleaned = -0.000844531 Jy ! Component: 350 - total flux cleaned = -0.00084481 Jy ! Component: 400 - total flux cleaned = -0.000807427 Jy ! Component: 450 - total flux cleaned = -0.000735038 Jy ! Component: 500 - total flux cleaned = -0.000681712 Jy ! Component: 550 - total flux cleaned = -0.000578658 Jy ! Component: 600 - total flux cleaned = -0.000544642 Jy ! Component: 650 - total flux cleaned = -0.000494719 Jy ! Component: 700 - total flux cleaned = -0.000414805 Jy ! Component: 750 - total flux cleaned = -0.000383631 Jy ! Component: 800 - total flux cleaned = -0.000337893 Jy ! Component: 850 - total flux cleaned = -0.000397684 Jy ! Component: 900 - total flux cleaned = -0.000368478 Jy ! Component: 950 - total flux cleaned = -0.000411786 Jy ! Component: 1000 - total flux cleaned = -0.000369232 Jy ! Component: 1050 - total flux cleaned = -0.000397247 Jy ! Component: 1100 - total flux cleaned = -0.000410947 Jy ! Component: 1150 - total flux cleaned = -0.000424421 Jy ! Component: 1200 - total flux cleaned = -0.0004245 Jy ! Component: 1250 - total flux cleaned = -0.000424674 Jy ! Component: 1300 - total flux cleaned = -0.000411874 Jy ! Component: 1350 - total flux cleaned = -0.000412365 Jy ! Component: 1400 - total flux cleaned = -0.000450029 Jy ! Component: 1450 - total flux cleaned = -0.000450114 Jy ! Component: 1500 - total flux cleaned = -0.000474069 Jy ! Component: 1550 - total flux cleaned = -0.000497863 Jy ! Component: 1600 - total flux cleaned = -0.000544883 Jy ! Component: 1650 - total flux cleaned = -0.000533367 Jy ! Component: 1700 - total flux cleaned = -0.000556362 Jy ! Component: 1750 - total flux cleaned = -0.00060157 Jy ! Component: 1800 - total flux cleaned = -0.000635073 Jy ! Component: 1850 - total flux cleaned = -0.000656944 Jy ! Component: 1900 - total flux cleaned = -0.000700355 Jy ! Component: 1950 - total flux cleaned = -0.000711134 Jy ! Component: 2000 - total flux cleaned = -0.000732449 Jy ! Component: 2050 - total flux cleaned = -0.000753319 Jy ! Component: 2100 - total flux cleaned = -0.000743086 Jy ! Component: 2150 - total flux cleaned = -0.000773787 Jy ! Component: 2200 - total flux cleaned = -0.000783851 Jy ! Component: 2250 - total flux cleaned = -0.000793798 Jy ! Component: 2300 - total flux cleaned = -0.000793688 Jy ! Component: 2350 - total flux cleaned = -0.000813319 Jy ! Component: 2400 - total flux cleaned = -0.000822866 Jy ! Component: 2450 - total flux cleaned = -0.000813231 Jy ! Component: 2500 - total flux cleaned = -0.00077522 Jy ! Component: 2550 - total flux cleaned = -0.000784787 Jy ! Component: 2600 - total flux cleaned = -0.000793953 Jy ! Component: 2650 - total flux cleaned = -0.00078479 Jy ! Component: 2700 - total flux cleaned = -0.000793769 Jy ! Component: 2750 - total flux cleaned = -0.000784683 Jy ! Component: 2800 - total flux cleaned = -0.000784632 Jy ! Component: 2850 - total flux cleaned = -0.000775723 Jy ! Component: 2900 - total flux cleaned = -0.000766753 Jy ! Component: 2950 - total flux cleaned = -0.000758043 Jy ! Component: 3000 - total flux cleaned = -0.000749324 Jy ! Component: 3050 - total flux cleaned = -0.000723544 Jy ! Component: 3100 - total flux cleaned = -0.000697873 Jy ! Component: 3150 - total flux cleaned = -0.000680916 Jy ! Component: 3200 - total flux cleaned = -0.000655752 Jy ! Component: 3250 - total flux cleaned = -0.000639091 Jy ! Component: 3300 - total flux cleaned = -0.000606053 Jy ! Component: 3350 - total flux cleaned = -0.000589653 Jy ! Component: 3400 - total flux cleaned = -0.000565269 Jy ! Component: 3450 - total flux cleaned = -0.000549098 Jy ! Component: 3500 - total flux cleaned = -0.000533038 Jy ! Component: 3550 - total flux cleaned = -0.000493136 Jy ! Component: 3600 - total flux cleaned = -0.000469377 Jy ! Component: 3650 - total flux cleaned = -0.000437993 Jy ! Component: 3700 - total flux cleaned = -0.000391044 Jy ! Component: 3750 - total flux cleaned = -0.000367729 Jy ! Component: 3800 - total flux cleaned = -0.000321455 Jy ! Component: 3850 - total flux cleaned = -0.00027545 Jy ! Component: 3900 - total flux cleaned = -0.000237364 Jy ! Component: 3950 - total flux cleaned = -0.000199485 Jy ! Component: 4000 - total flux cleaned = -0.000199491 Jy ! Component: 4050 - total flux cleaned = -0.000154502 Jy ! Total flux subtracted in 4096 components = -0.000117166 Jy ! Clean residual min=-0.000469 max=0.000442 Jy/beam ! Clean residual mean=0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0592069 Jy keep ! Adding 277 model components to the UV plane model. ! The established model now contains 320 components and 0.059207 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1751+2821_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8963 x 2.352 at 5.956 degrees (North through East) ! Clean map min=-0.00082899 max=0.056812 Jy/beam ! Writing clean map to FITS file: .//J1751+2821_X_map.fits wmodel .//J1751+2821_X_map.mod ! Writing 320 model components to file: .//J1751+2821_X_map.mod wobs .//J1751+2821_X_uvs.fits ! Writing UV FITS file: .//J1751+2821_X_uvs.fits wwins .//J1751+2821_X_map.win ! wwins: Wrote 2 windows to .//J1751+2821_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0568115 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000123906 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.6543 0.6543 1.3086 2.6172 5.2344 10.4688 20.9376 41.8752 83.7504 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.056 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 458.505 quit ! Quitting program ! Log file .//J1751+2821_X_dfm.log closed on Mon Jan 20 18:41:05 2020