! Started logfile: /vlbi/sb072/temp_maps//J1740+5346_C_dfm.log on Fri Jan 25 19:42:28 2019 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 /vlbi/sb072/temp_maps//J1740+5346_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1740+5346_C_uva.fits ! AN table 1: 19 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1740+5346 ! ! 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 6840 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 J1740+5346_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. ! ! 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=1.000908Jy sigma=48.844947 ! Fit after self-cal, rms=0.982124Jy sigma=47.930311 ! 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=1.21 mas, bmaj=4.809 mas, bpa=-26.02 degrees ! Estimated noise=0.356165 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 = 0.0126949 Jy ! Component: 100 - total flux cleaned = 0.0168455 Jy ! Total flux subtracted in 100 components = 0.0168455 Jy ! Clean residual min=-0.001682 max=0.001911 Jy/beam ! Clean residual mean=-0.000000 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.0168455 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0168455 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=0.018653Jy sigma=0.879263 ! Fit after self-cal, rms=0.016455Jy sigma=0.765003 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00368634 Jy ! Component: 100 - total flux cleaned = 0.00540333 Jy ! Total flux subtracted in 100 components = 0.00540333 Jy ! Clean residual min=-0.001465 max=0.001310 Jy/beam ! Clean residual mean=0.000000 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.0222488 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.0222488 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=0.015311Jy sigma=0.708770 ! Fit after self-cal, rms=0.015303Jy sigma=0.708493 ! 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=1.63 mas, bmaj=4.99 mas, bpa=-26.76 degrees ! Estimated noise=0.177928 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 (2.4, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00228127 Jy ! Component: 100 - total flux cleaned = 0.00372458 Jy ! Component: 150 - total flux cleaned = 0.00485936 Jy ! Component: 200 - total flux cleaned = 0.0057673 Jy ! Total flux subtracted in 200 components = 0.0057673 Jy ! Clean residual min=-0.001250 max=0.001329 Jy/beam ! Clean residual mean=0.000002 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.0280161 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 45 components and 0.0280161 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=0.014868Jy sigma=0.687427 ! Fit after self-cal, rms=0.014845Jy sigma=0.686528 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.63 x 4.99 at -26.76 degrees (North through East) ! Clean map min=-0.0011129 max=0.019819 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.05 HN 1.12 KP 1.06 ! LA 1.07 MK 1.16 NL 1.23 OV 1.20 ! PT 1.01 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HN 1.08 KP 1.08 ! LA 1.11 MK 1.22 NL 1.25 OV 1.19 ! PT 0.85 SC 1.11 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 0.90 HN 1.11 KP 0.91 ! LA 1.09 MK 1.05 NL 1.08 OV 1.10 ! PT 1.31 SC 1.12 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.95 HN 0.98 KP 0.89 ! LA 1.12 MK 0.93 NL 1.10 OV 0.94 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.86 HN 0.90 KP 0.88 ! LA 1.09 MK 0.93 NL 0.89 OV 0.96 ! PT 0.80 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.85 HN 0.90 KP 0.90 ! LA 1.09 MK 0.91 NL 1.00 OV 0.90 ! PT 0.79 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.83 HN 0.94 KP 0.85 ! LA 1.10 MK 0.98 NL 0.93 OV 0.89 ! PT 0.80 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.87 HN 0.99 KP 0.91 ! LA 1.07 MK 0.98 NL 0.96 OV 0.87 ! PT 0.81 SC 0.95 ! ! ! Fit before self-cal, rms=0.014845Jy sigma=0.686528 ! Fit after self-cal, rms=0.014027Jy sigma=0.655349 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.64 mas, bmaj=4.974 mas, bpa=-26.92 degrees ! Estimated noise=0.174181 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 = 0.000505058 Jy ! Component: 100 - total flux cleaned = 0.000701498 Jy ! Component: 150 - total flux cleaned = 0.000785597 Jy ! Component: 200 - total flux cleaned = 0.000812855 Jy ! Total flux subtracted in 200 components = 0.000812855 Jy ! Clean residual min=-0.000469 max=0.000487 Jy/beam ! Clean residual mean=0.000001 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.028829 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 73 components and 0.028829 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=0.014002Jy sigma=0.654182 ! Fit after self-cal, rms=0.014015Jy sigma=0.653755 ! 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=0.014015Jy sigma=0.653755 ! Fit after self-cal, rms=0.013988Jy sigma=0.653658 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.638 mas, bmaj=4.963 mas, bpa=-27 degrees ! Estimated noise=0.174302 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000268368 Jy ! Component: 100 - total flux cleaned = 0.000338648 Jy ! Component: 150 - total flux cleaned = 0.000369385 Jy ! Component: 200 - total flux cleaned = 0.000369762 Jy ! Total flux subtracted in 200 components = 0.000369762 Jy ! Clean residual min=-0.000445 max=0.000465 Jy/beam ! Clean residual mean=0.000001 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0291988 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 84 components and 0.0291988 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=0.013977Jy sigma=0.653210 ! Fit after self-cal, rms=0.013976Jy sigma=0.653178 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 = -2.85428e-06 Jy ! Component: 100 - total flux cleaned = -3.25296e-06 Jy ! Component: 150 - total flux cleaned = -9.02349e-06 Jy ! Component: 200 - total flux cleaned = -9.31416e-06 Jy ! Total flux subtracted in 200 components = -9.31416e-06 Jy ! Clean residual min=-0.000438 max=0.000458 Jy/beam ! Clean residual mean=0.000001 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0291894 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 89 components and 0.0291894 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=0.013971Jy sigma=0.652978 ! Fit after self-cal, rms=0.013971Jy sigma=0.652960 ! 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=0.013971Jy sigma=0.652960 ! Fit after self-cal, rms=0.013944Jy sigma=0.652896 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.635 mas, bmaj=4.954 mas, bpa=-27.04 degrees ! Estimated noise=0.17441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000155664 Jy ! Component: 100 - total flux cleaned = 0.00020065 Jy ! Component: 150 - total flux cleaned = 0.00020538 Jy ! Component: 200 - total flux cleaned = 0.000209778 Jy ! Total flux subtracted in 200 components = 0.000209778 Jy ! Clean residual min=-0.000445 max=0.000459 Jy/beam ! Clean residual mean=0.000001 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.0293992 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 101 components and 0.0293992 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=0.013940Jy sigma=0.652715 ! Fit after self-cal, rms=0.013939Jy sigma=0.652699 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) ! Added new window around map position (72.3, 56.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000222872 Jy ! Component: 100 - total flux cleaned = 0.000299832 Jy ! Component: 150 - total flux cleaned = 0.000335224 Jy ! Component: 200 - total flux cleaned = 0.000350229 Jy ! Total flux subtracted in 200 components = 0.000350229 Jy ! Clean residual min=-0.000437 max=0.000441 Jy/beam ! Clean residual mean=0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0297495 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 124 components and 0.0297494 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=0.013923Jy sigma=0.651759 ! Fit after self-cal, rms=0.013921Jy sigma=0.651713 ! 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=0.013921Jy sigma=0.651713 ! Fit after self-cal, rms=0.013913Jy sigma=0.651658 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.596 mas, bmaj=5.332 mas, bpa=-31.7 degrees ! Estimated noise=0.212217 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00019102 Jy ! Component: 100 - total flux cleaned = 0.000252409 Jy ! Component: 150 - total flux cleaned = 0.00029842 Jy ! Component: 200 - total flux cleaned = 0.000333841 Jy ! Total flux subtracted in 200 components = 0.000333841 Jy ! Clean residual min=-0.000326 max=0.000389 Jy/beam ! Clean residual mean=0.000000 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.0300833 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 144 components and 0.0300833 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=0.013908Jy sigma=0.651460 ! Fit after self-cal, rms=0.013908Jy sigma=0.651446 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 = 7.04937e-05 Jy ! Component: 100 - total flux cleaned = 7.50691e-05 Jy ! Component: 150 - total flux cleaned = 8.30958e-05 Jy ! Component: 200 - total flux cleaned = 8.68567e-05 Jy ! Total flux subtracted in 200 components = 8.68567e-05 Jy ! Clean residual min=-0.000322 max=0.000398 Jy/beam ! Clean residual mean=0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0301701 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 156 components and 0.0301701 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=0.013906Jy sigma=0.651360 ! Fit after self-cal, rms=0.013906Jy sigma=0.651355 ! 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=1.634 mas, bmaj=4.946 mas, bpa=-27.08 degrees ! Estimated noise=0.174468 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.634 x 4.946 at -27.08 degrees (North through East) ! Clean map min=-0.00042473 max=0.019412 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=1.21 mas, bmaj=4.743 mas, bpa=-26.31 degrees ! Estimated noise=0.34678 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141121 Jy ! Component: 100 - total flux cleaned = 0.018703 Jy ! Component: 150 - total flux cleaned = 0.0210795 Jy ! Component: 200 - total flux cleaned = 0.0225709 Jy ! Total flux subtracted in 200 components = 0.0225709 Jy ! Clean residual min=-0.000962 max=0.001128 Jy/beam ! Clean residual mean=-0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0225709 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0225709 Jy ! Inverting map and beam ! Estimated beam: bmin=1.634 mas, bmaj=4.946 mas, bpa=-27.08 degrees ! Estimated noise=0.174468 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 = 0.00197043 Jy ! Component: 100 - total flux cleaned = 0.00310934 Jy ! Component: 150 - total flux cleaned = 0.00392134 Jy ! Component: 200 - total flux cleaned = 0.00456489 Jy ! Total flux subtracted in 200 components = 0.00456489 Jy ! Clean residual min=-0.000493 max=0.000559 Jy/beam ! Clean residual mean=-0.000000 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.0271357 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 74 components and 0.0271357 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=3.596 mas, bmaj=5.332 mas, bpa=-31.7 degrees ! Estimated noise=0.212217 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000878233 Jy ! Component: 100 - total flux cleaned = 0.00145571 Jy ! Component: 150 - total flux cleaned = 0.0018119 Jy ! Component: 200 - total flux cleaned = 0.00196961 Jy ! Total flux subtracted in 200 components = 0.00196961 Jy ! Clean residual min=-0.000421 max=0.000370 Jy/beam ! Clean residual mean=-0.000000 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.0291054 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 = 0.000133561 Jy ! Component: 100 - total flux cleaned = 0.000246908 Jy ! Component: 150 - total flux cleaned = 0.000352622 Jy ! Component: 200 - total flux cleaned = 0.000443759 Jy ! Total flux subtracted in 200 components = 0.000443759 Jy ! Clean residual min=-0.000365 max=0.000360 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0295491 Jy ! Adding 109 model components to the UV plane model. ! The established model now contains 172 components and 0.0295491 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.634 mas, bmaj=4.946 mas, bpa=-27.08 degrees ! Estimated noise=0.174468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.89761e-05 Jy ! Component: 100 - total flux cleaned = 0.000109684 Jy ! Component: 150 - total flux cleaned = 0.000131461 Jy ! Component: 200 - total flux cleaned = 0.000138112 Jy ! Total flux subtracted in 200 components = 0.000138112 Jy ! Clean residual min=-0.000439 max=0.000427 Jy/beam ! Clean residual mean=0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0296872 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 198 components and 0.0296872 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=0.013916Jy sigma=0.651706 ! Fit after self-cal, rms=0.013913Jy sigma=0.651598 wmodel J1740+5346_C_map.mod ! Writing 198 model components to file: J1740+5346_C_map.mod wobs J1740+5346_C_uvs.fits ! Writing UV FITS file: J1740+5346_C_uvs.fits wwins J1740+5346_C_map.win ! wwins: Wrote 3 windows to J1740+5346_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 = -5.90932e-05 Jy ! Component: 100 - total flux cleaned = 4.61031e-06 Jy ! Component: 150 - total flux cleaned = 7.85285e-05 Jy ! Component: 200 - total flux cleaned = 0.000104156 Jy ! Component: 250 - total flux cleaned = 0.000122632 Jy ! Component: 300 - total flux cleaned = 0.000116424 Jy ! Component: 350 - total flux cleaned = 0.000110513 Jy ! Component: 400 - total flux cleaned = 9.32014e-05 Jy ! Component: 450 - total flux cleaned = 7.62014e-05 Jy ! Component: 500 - total flux cleaned = 5.9561e-05 Jy ! Component: 550 - total flux cleaned = 4.87172e-05 Jy ! Component: 600 - total flux cleaned = 3.79379e-05 Jy ! Component: 650 - total flux cleaned = 2.73526e-05 Jy ! Component: 700 - total flux cleaned = 6.62379e-06 Jy ! Component: 750 - total flux cleaned = 1.51655e-06 Jy ! Component: 800 - total flux cleaned = -8.63729e-06 Jy ! Component: 850 - total flux cleaned = -3.34617e-05 Jy ! Component: 900 - total flux cleaned = -3.34004e-05 Jy ! Component: 950 - total flux cleaned = -4.79885e-05 Jy ! Component: 1000 - total flux cleaned = -4.80277e-05 Jy ! Component: 1050 - total flux cleaned = -5.74835e-05 Jy ! Component: 1100 - total flux cleaned = -6.68715e-05 Jy ! Component: 1150 - total flux cleaned = -7.61972e-05 Jy ! Component: 1200 - total flux cleaned = -9.90135e-05 Jy ! Component: 1250 - total flux cleaned = -0.00010799 Jy ! Component: 1300 - total flux cleaned = -0.000121405 Jy ! Component: 1350 - total flux cleaned = -0.000121405 Jy ! Component: 1400 - total flux cleaned = -0.00013456 Jy ! Component: 1450 - total flux cleaned = -0.000125836 Jy ! Component: 1500 - total flux cleaned = -0.000143061 Jy ! Component: 1550 - total flux cleaned = -0.000147325 Jy ! Component: 1600 - total flux cleaned = -0.000155785 Jy ! Component: 1650 - total flux cleaned = -0.000180848 Jy ! Component: 1700 - total flux cleaned = -0.000189069 Jy ! Component: 1750 - total flux cleaned = -0.000189015 Jy ! Component: 1800 - total flux cleaned = -0.000209266 Jy ! Component: 1850 - total flux cleaned = -0.000217234 Jy ! Component: 1900 - total flux cleaned = -0.000241146 Jy ! Component: 1950 - total flux cleaned = -0.00024511 Jy ! Component: 2000 - total flux cleaned = -0.000260721 Jy ! Component: 2050 - total flux cleaned = -0.0002684 Jy ! Component: 2100 - total flux cleaned = -0.000283754 Jy ! Component: 2150 - total flux cleaned = -0.000299023 Jy ! Component: 2200 - total flux cleaned = -0.0003256 Jy ! Component: 2250 - total flux cleaned = -0.000340652 Jy ! Component: 2300 - total flux cleaned = -0.000355627 Jy ! Component: 2350 - total flux cleaned = -0.000377868 Jy ! Component: 2400 - total flux cleaned = -0.000385191 Jy ! Component: 2450 - total flux cleaned = -0.000399807 Jy ! Component: 2500 - total flux cleaned = -0.000425173 Jy ! Component: 2550 - total flux cleaned = -0.00043235 Jy ! Component: 2600 - total flux cleaned = -0.000453811 Jy ! Component: 2650 - total flux cleaned = -0.000450247 Jy ! Component: 2700 - total flux cleaned = -0.00046088 Jy ! Component: 2750 - total flux cleaned = -0.000481942 Jy ! Component: 2800 - total flux cleaned = -0.000485379 Jy ! Component: 2850 - total flux cleaned = -0.000499251 Jy ! Component: 2900 - total flux cleaned = -0.000509547 Jy ! Component: 2950 - total flux cleaned = -0.000519799 Jy ! Component: 3000 - total flux cleaned = -0.000526566 Jy ! Component: 3050 - total flux cleaned = -0.000529974 Jy ! Component: 3100 - total flux cleaned = -0.000540063 Jy ! Component: 3150 - total flux cleaned = -0.000573432 Jy ! Component: 3200 - total flux cleaned = -0.000573435 Jy ! Component: 3250 - total flux cleaned = -0.000589942 Jy ! Component: 3300 - total flux cleaned = -0.00059977 Jy ! Component: 3350 - total flux cleaned = -0.000609567 Jy ! Component: 3400 - total flux cleaned = -0.000625776 Jy ! Component: 3450 - total flux cleaned = -0.000635432 Jy ! Component: 3500 - total flux cleaned = -0.000641834 Jy ! Component: 3550 - total flux cleaned = -0.000657794 Jy ! Component: 3600 - total flux cleaned = -0.000676818 Jy ! Component: 3650 - total flux cleaned = -0.000683131 Jy ! Component: 3700 - total flux cleaned = -0.000701936 Jy ! Component: 3750 - total flux cleaned = -0.000720645 Jy ! Component: 3800 - total flux cleaned = -0.000717599 Jy ! Component: 3850 - total flux cleaned = -0.000733025 Jy ! Component: 3900 - total flux cleaned = -0.00076371 Jy ! Component: 3950 - total flux cleaned = -0.00077286 Jy ! Component: 4000 - total flux cleaned = -0.000778937 Jy ! Component: 4050 - total flux cleaned = -0.000794063 Jy ! Total flux subtracted in 4096 components = -0.000794069 Jy ! Clean residual min=-0.000159 max=0.000178 Jy/beam ! Clean residual mean=0.000000 rms=0.000054 Jy/beam ! Combined flux in latest and established models = 0.0288931 Jy keep ! Adding 258 model components to the UV plane model. ! The established model now contains 456 components and 0.0288931 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1740+5346_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.634 x 4.946 at -27.08 degrees (North through East) ! Clean map min=-0.00035387 max=0.019531 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1740+5346_C_map.fits wmodel /vlbi/sb072/temp_maps//J1740+5346_C_map.mod ! Writing 456 model components to file: /vlbi/sb072/temp_maps//J1740+5346_C_map.mod wobs /vlbi/sb072/temp_maps//J1740+5346_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1740+5346_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1740+5346_C_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1740+5346_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0195313 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.42613e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.833449 0.833449 1.6669 3.3338 6.6676 13.3352 26.6704 53.3408 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.019 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 359.949 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1740+5346_C_dfm.log closed on Fri Jan 25 19:42:32 2019