! Started logfile: /vlbi/sb072/temp_maps//J1643-2316_C_dfm.log on Fri Jan 25 19:41:36 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//J1643-2316_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1643-2316_C_uva.fits ! AN table 1: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.962963 visibilities/baseline/integration-bin. ! Found source: J1643-2316 ! ! 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 1664 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 J1643-2316_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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012872Jy sigma=32.629955 ! Fit after self-cal, rms=0.867062Jy sigma=28.037363 ! 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=1.155 mas, bmaj=3.227 mas, bpa=-3.612 degrees ! Estimated noise=0.81514 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 = 0.0946835 Jy ! Component: 100 - total flux cleaned = 0.116549 Jy ! Total flux subtracted in 100 components = 0.116549 Jy ! Clean residual min=-0.012559 max=0.033099 Jy/beam ! Clean residual mean=0.000010 rms=0.003208 Jy/beam ! Combined flux in latest and established models = 0.116549 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.116549 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=0.085046Jy sigma=2.407166 ! Fit after self-cal, rms=0.085013Jy sigma=2.405672 ! Inverting map ! Added new window around map position (-8.4, 4.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0268069 Jy ! Component: 100 - total flux cleaned = 0.0379589 Jy ! Total flux subtracted in 100 components = 0.0379589 Jy ! Clean residual min=-0.009696 max=0.014551 Jy/beam ! Clean residual mean=0.000006 rms=0.002245 Jy/beam ! Combined flux in latest and established models = 0.154508 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.154508 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=0.070819Jy sigma=1.919988 ! Fit after self-cal, rms=0.070248Jy sigma=1.899390 ! Inverting map ! Added new window around map position (-6.3, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130561 Jy ! Component: 100 - total flux cleaned = 0.0216817 Jy ! Total flux subtracted in 100 components = 0.0216817 Jy ! Clean residual min=-0.008576 max=0.009347 Jy/beam ! Clean residual mean=0.000007 rms=0.001797 Jy/beam ! Combined flux in latest and established models = 0.17619 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 31 components and 0.17619 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=0.063436Jy sigma=1.661572 ! Fit after self-cal, rms=0.063351Jy sigma=1.659478 ! 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=1.544 mas, bmaj=3.924 mas, bpa=-3.021 degrees ! Estimated noise=0.585099 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 = 0.0215664 Jy ! Component: 100 - total flux cleaned = 0.0366803 Jy ! Component: 150 - total flux cleaned = 0.0480194 Jy ! Component: 200 - total flux cleaned = 0.0566478 Jy ! Total flux subtracted in 200 components = 0.0566478 Jy ! Clean residual min=-0.006304 max=0.010456 Jy/beam ! Clean residual mean=0.000018 rms=0.002107 Jy/beam ! Combined flux in latest and established models = 0.232838 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 58 components and 0.232838 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=0.052338Jy sigma=1.272284 ! Fit after self-cal, rms=0.052162Jy sigma=1.264001 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.544 x 3.924 at -3.021 degrees (North through East) ! Clean map min=-0.0058793 max=0.13655 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 KP 0.93 LA 0.72 ! MK 0.99 NL 1.06 OV 0.68 PT 0.75 ! SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 KP 0.91 LA 0.72 ! MK 1.00 NL 1.14 OV 0.67 PT 0.84 ! SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.98 KP 0.98 LA 0.77 ! MK 1.02 NL 1.22 OV 0.91 PT 0.92 ! SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 KP 1.01 LA 1.06 ! MK 1.03 NL 1.13 OV 1.06 PT 0.90 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 0.96 KP 1.01 LA 1.07 ! MK 1.01 NL 1.13 OV 1.08 PT 0.87 ! SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.99 KP 0.95 LA 1.08 ! MK 0.99 NL 1.15 OV 1.05 PT 0.94 ! SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 KP 0.99 LA 1.05 ! MK 1.01 NL 1.15 OV 1.06 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 KP 0.96 LA 1.05 ! MK 1.00 NL 1.21 OV 1.02 PT 0.87 ! SC 1.05 ! ! ! Fit before self-cal, rms=0.052162Jy sigma=1.264001 ! Fit after self-cal, rms=0.037808Jy sigma=0.854779 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.578 mas, bmaj=4.014 mas, bpa=-3.188 degrees ! Estimated noise=0.569449 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 (-3.3, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00493508 Jy ! Component: 100 - total flux cleaned = 0.00611029 Jy ! Component: 150 - total flux cleaned = 0.00619253 Jy ! Component: 200 - total flux cleaned = 0.00618876 Jy ! Total flux subtracted in 200 components = 0.00618876 Jy ! Clean residual min=-0.002474 max=0.002894 Jy/beam ! Clean residual mean=-0.000005 rms=0.000636 Jy/beam ! Combined flux in latest and established models = 0.239026 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 74 components and 0.239026 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=0.037039Jy sigma=0.820483 ! Fit after self-cal, rms=0.037033Jy sigma=0.818837 ! 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=0.037033Jy sigma=0.818837 ! Fit after self-cal, rms=0.036944Jy sigma=0.816433 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.567 mas, bmaj=3.995 mas, bpa=-3.239 degrees ! Estimated noise=0.567375 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181141 Jy ! Component: 100 - total flux cleaned = 0.00208944 Jy ! Component: 150 - total flux cleaned = 0.00227117 Jy ! Component: 200 - total flux cleaned = 0.00235073 Jy ! Total flux subtracted in 200 components = 0.00235073 Jy ! Clean residual min=-0.002171 max=0.002464 Jy/beam ! Clean residual mean=-0.000005 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.241377 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 80 components and 0.241377 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=0.036762Jy sigma=0.810070 ! Fit after self-cal, rms=0.036764Jy sigma=0.809795 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000200308 Jy ! Component: 100 - total flux cleaned = 0.000164931 Jy ! Component: 150 - total flux cleaned = 0.000136194 Jy ! Component: 200 - total flux cleaned = 0.000108221 Jy ! Total flux subtracted in 200 components = 0.000108221 Jy ! Clean residual min=-0.002125 max=0.002291 Jy/beam ! Clean residual mean=-0.000005 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.241485 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 91 components and 0.241485 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=0.036703Jy sigma=0.807645 ! Fit after self-cal, rms=0.036705Jy sigma=0.807559 ! 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=0.036705Jy sigma=0.807559 ! Fit after self-cal, rms=0.036724Jy sigma=0.807087 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.563 mas, bmaj=3.988 mas, bpa=-3.286 degrees ! Estimated noise=0.566666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000686424 Jy ! Component: 100 - total flux cleaned = 0.000743718 Jy ! Component: 150 - total flux cleaned = 0.000819898 Jy ! Component: 200 - total flux cleaned = 0.000819186 Jy ! Total flux subtracted in 200 components = 0.000819186 Jy ! Clean residual min=-0.002111 max=0.002195 Jy/beam ! Clean residual mean=-0.000005 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.242305 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 97 components and 0.242305 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=0.036680Jy sigma=0.805610 ! Fit after self-cal, rms=0.036683Jy sigma=0.805518 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 = 7.54982e-05 Jy ! Component: 100 - total flux cleaned = 9.77235e-05 Jy ! Component: 150 - total flux cleaned = 7.62233e-05 Jy ! Component: 200 - total flux cleaned = 5.67781e-05 Jy ! Total flux subtracted in 200 components = 5.67781e-05 Jy ! Clean residual min=-0.002083 max=0.002160 Jy/beam ! Clean residual mean=-0.000005 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.242361 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 103 components and 0.242361 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=0.036657Jy sigma=0.804710 ! Fit after self-cal, rms=0.036659Jy sigma=0.804662 ! 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=0.036659Jy sigma=0.804662 ! Fit after self-cal, rms=0.036666Jy sigma=0.804526 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.381 mas, bmaj=9.609 mas, bpa=-0.857 degrees ! Estimated noise=0.738465 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000451222 Jy ! Component: 100 - total flux cleaned = 0.000535909 Jy ! Component: 150 - total flux cleaned = 0.000535511 Jy ! Component: 200 - total flux cleaned = 0.000522581 Jy ! Total flux subtracted in 200 components = 0.000522581 Jy ! Clean residual min=-0.002740 max=0.002862 Jy/beam ! Clean residual mean=-0.000010 rms=0.000849 Jy/beam ! Combined flux in latest and established models = 0.242884 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 113 components and 0.242884 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=0.036662Jy sigma=0.804288 ! Fit after self-cal, rms=0.036662Jy sigma=0.804122 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 = 3.02153e-05 Jy ! Component: 100 - total flux cleaned = 3.0702e-05 Jy ! Component: 150 - total flux cleaned = 3.06044e-05 Jy ! Component: 200 - total flux cleaned = 3.03965e-05 Jy ! Total flux subtracted in 200 components = 3.03965e-05 Jy ! Clean residual min=-0.002722 max=0.002868 Jy/beam ! Clean residual mean=-0.000010 rms=0.000850 Jy/beam ! Combined flux in latest and established models = 0.242914 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 122 components and 0.242914 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=0.036657Jy sigma=0.803978 ! Fit after self-cal, rms=0.036658Jy sigma=0.803889 ! 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=1.561 mas, bmaj=3.985 mas, bpa=-3.308 degrees ! Estimated noise=0.566296 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.561 x 3.985 at -3.308 degrees (North through East) ! Clean map min=-0.0019911 max=0.13257 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=1.157 mas, bmaj=3.252 mas, bpa=-3.592 degrees ! Estimated noise=0.811902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0947593 Jy ! Component: 100 - total flux cleaned = 0.127755 Jy ! Component: 150 - total flux cleaned = 0.146 Jy ! Component: 200 - total flux cleaned = 0.158977 Jy ! Total flux subtracted in 200 components = 0.158977 Jy ! Clean residual min=-0.006800 max=0.007873 Jy/beam ! Clean residual mean=-0.000007 rms=0.001675 Jy/beam ! Combined flux in latest and established models = 0.158977 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.158977 Jy ! Inverting map and beam ! Estimated beam: bmin=1.561 mas, bmaj=3.985 mas, bpa=-3.308 degrees ! Estimated noise=0.566296 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 = 0.0226603 Jy ! Component: 100 - total flux cleaned = 0.0381878 Jy ! Component: 150 - total flux cleaned = 0.0494476 Jy ! Component: 200 - total flux cleaned = 0.0577464 Jy ! Total flux subtracted in 200 components = 0.0577464 Jy ! Clean residual min=-0.003542 max=0.005226 Jy/beam ! Clean residual mean=-0.000004 rms=0.001309 Jy/beam ! Combined flux in latest and established models = 0.216723 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 79 components and 0.216723 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=4.381 mas, bmaj=9.609 mas, bpa=-0.857 degrees ! Estimated noise=0.738465 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102169 Jy ! Component: 100 - total flux cleaned = 0.0162089 Jy ! Component: 150 - total flux cleaned = 0.0199063 Jy ! Component: 200 - total flux cleaned = 0.0222467 Jy ! Total flux subtracted in 200 components = 0.0222467 Jy ! Clean residual min=-0.002742 max=0.002561 Jy/beam ! Clean residual mean=-0.000009 rms=0.000898 Jy/beam ! Combined flux in latest and established models = 0.23897 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 = 0.00151228 Jy ! Component: 100 - total flux cleaned = 0.00249617 Jy ! Component: 150 - total flux cleaned = 0.00298516 Jy ! Component: 200 - total flux cleaned = 0.00318881 Jy ! Total flux subtracted in 200 components = 0.00318881 Jy ! Clean residual min=-0.002756 max=0.002693 Jy/beam ! Clean residual mean=-0.000010 rms=0.000848 Jy/beam ! Combined flux in latest and established models = 0.242158 Jy ! Adding 88 model components to the UV plane model. ! The established model now contains 156 components and 0.242158 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.561 mas, bmaj=3.985 mas, bpa=-3.308 degrees ! Estimated noise=0.566296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000100246 Jy ! Component: 100 - total flux cleaned = -0.000102729 Jy ! Component: 150 - total flux cleaned = 0.000111269 Jy ! Component: 200 - total flux cleaned = 0.000256271 Jy ! Total flux subtracted in 200 components = 0.000256271 Jy ! Clean residual min=-0.002089 max=0.001846 Jy/beam ! Clean residual mean=-0.000005 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.242415 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 176 components and 0.242415 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=0.036677Jy sigma=0.804650 ! Fit after self-cal, rms=0.036664Jy sigma=0.803830 wmodel J1643-2316_C_map.mod ! Writing 176 model components to file: J1643-2316_C_map.mod wobs J1643-2316_C_uvs.fits ! Writing UV FITS file: J1643-2316_C_uvs.fits wwins J1643-2316_C_map.win ! wwins: Wrote 4 windows to J1643-2316_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 = -0.000734391 Jy ! Component: 100 - total flux cleaned = -0.00110975 Jy ! Component: 150 - total flux cleaned = -0.00136404 Jy ! Component: 200 - total flux cleaned = -0.00136457 Jy ! Component: 250 - total flux cleaned = -0.0013075 Jy ! Component: 300 - total flux cleaned = -0.00130739 Jy ! Component: 350 - total flux cleaned = -0.00125392 Jy ! Component: 400 - total flux cleaned = -0.00117753 Jy ! Component: 450 - total flux cleaned = -0.0011282 Jy ! Component: 500 - total flux cleaned = -0.00108017 Jy ! Component: 550 - total flux cleaned = -0.00110377 Jy ! Component: 600 - total flux cleaned = -0.00108071 Jy ! Component: 650 - total flux cleaned = -0.001058 Jy ! Component: 700 - total flux cleaned = -0.000992462 Jy ! Component: 750 - total flux cleaned = -0.00099259 Jy ! Component: 800 - total flux cleaned = -0.000950969 Jy ! Component: 850 - total flux cleaned = -0.000950955 Jy ! Component: 900 - total flux cleaned = -0.000890771 Jy ! Component: 950 - total flux cleaned = -0.00098976 Jy ! Component: 1000 - total flux cleaned = -0.00096958 Jy ! Component: 1050 - total flux cleaned = -0.000988663 Jy ! Component: 1100 - total flux cleaned = -0.00100745 Jy ! Component: 1150 - total flux cleaned = -0.00102606 Jy ! Component: 1200 - total flux cleaned = -0.000989506 Jy ! Component: 1250 - total flux cleaned = -0.00097173 Jy ! Component: 1300 - total flux cleaned = -0.00102491 Jy ! Component: 1350 - total flux cleaned = -0.00102488 Jy ! Component: 1400 - total flux cleaned = -0.000955686 Jy ! Component: 1450 - total flux cleaned = -0.000955524 Jy ! Component: 1500 - total flux cleaned = -0.000955372 Jy ! Component: 1550 - total flux cleaned = -0.000905597 Jy ! Component: 1600 - total flux cleaned = -0.000971312 Jy ! Component: 1650 - total flux cleaned = -0.000938626 Jy ! Component: 1700 - total flux cleaned = -0.000922637 Jy ! Component: 1750 - total flux cleaned = -0.000938505 Jy ! Component: 1800 - total flux cleaned = -0.000891516 Jy ! Component: 1850 - total flux cleaned = -0.000922531 Jy ! Component: 1900 - total flux cleaned = -0.000845884 Jy ! Component: 1950 - total flux cleaned = -0.000876081 Jy ! Component: 2000 - total flux cleaned = -0.000816043 Jy ! Component: 2050 - total flux cleaned = -0.000845892 Jy ! Component: 2100 - total flux cleaned = -0.0008165 Jy ! Component: 2150 - total flux cleaned = -0.000889317 Jy ! Component: 2200 - total flux cleaned = -0.000918079 Jy ! Component: 2250 - total flux cleaned = -0.00090379 Jy ! Component: 2300 - total flux cleaned = -0.00100285 Jy ! Component: 2350 - total flux cleaned = -0.00100267 Jy ! Component: 2400 - total flux cleaned = -0.00100278 Jy ! Component: 2450 - total flux cleaned = -0.000975165 Jy ! Component: 2500 - total flux cleaned = -0.000961566 Jy ! Component: 2550 - total flux cleaned = -0.000988498 Jy ! Component: 2600 - total flux cleaned = -0.000974895 Jy ! Component: 2650 - total flux cleaned = -0.000988114 Jy ! Component: 2700 - total flux cleaned = -0.000988007 Jy ! Component: 2750 - total flux cleaned = -0.00100106 Jy ! Component: 2800 - total flux cleaned = -0.000974961 Jy ! Component: 2850 - total flux cleaned = -0.000923219 Jy ! Component: 2900 - total flux cleaned = -0.000884739 Jy ! Component: 2950 - total flux cleaned = -0.000859361 Jy ! Component: 3000 - total flux cleaned = -0.00082167 Jy ! Component: 3050 - total flux cleaned = -0.000796802 Jy ! Component: 3100 - total flux cleaned = -0.000796881 Jy ! Component: 3150 - total flux cleaned = -0.000796791 Jy ! Component: 3200 - total flux cleaned = -0.000760006 Jy ! Component: 3250 - total flux cleaned = -0.000686937 Jy ! Component: 3300 - total flux cleaned = -0.00068688 Jy ! Component: 3350 - total flux cleaned = -0.000626771 Jy ! Component: 3400 - total flux cleaned = -0.000626829 Jy ! Component: 3450 - total flux cleaned = -0.000591392 Jy ! Component: 3500 - total flux cleaned = -0.000603233 Jy ! Component: 3550 - total flux cleaned = -0.000556579 Jy ! Component: 3600 - total flux cleaned = -0.000545007 Jy ! Component: 3650 - total flux cleaned = -0.000521982 Jy ! Component: 3700 - total flux cleaned = -0.000453227 Jy ! Component: 3750 - total flux cleaned = -0.000407706 Jy ! Component: 3800 - total flux cleaned = -0.00037379 Jy ! Component: 3850 - total flux cleaned = -0.000317672 Jy ! Component: 3900 - total flux cleaned = -0.000295365 Jy ! Component: 3950 - total flux cleaned = -0.000250903 Jy ! Component: 4000 - total flux cleaned = -0.000195684 Jy ! Component: 4050 - total flux cleaned = -0.000140917 Jy ! Total flux subtracted in 4096 components = -0.000130014 Jy ! Clean residual min=-0.000602 max=0.000632 Jy/beam ! Clean residual mean=-0.000001 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.242285 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 465 components and 0.242285 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1643-2316_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.561 x 3.985 at -3.308 degrees (North through East) ! Clean map min=-0.0013794 max=0.13326 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1643-2316_C_map.fits wmodel /vlbi/sb072/temp_maps//J1643-2316_C_map.mod ! Writing 465 model components to file: /vlbi/sb072/temp_maps//J1643-2316_C_map.mod wobs /vlbi/sb072/temp_maps//J1643-2316_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1643-2316_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1643-2316_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1643-2316_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.133256 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000199658 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.449493 0.449493 0.898986 1.79797 3.59594 7.19189 14.3838 28.7675 57.5351 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.133 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 667.418 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1643-2316_C_dfm.log closed on Fri Jan 25 19:41:40 2019