! Started logfile: /vlbi/sb072/temp_maps//J1357+7643_C_dfm.log on Thu Jan 31 09:37:05 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//J1357+7643_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1357+7643_C_uvm.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! AN table 2: 4 integrations on 28 of 28 possible baselines. ! AN table 3: 4 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.976351 visibilities/baseline/integration-bin. ! Found source: J1357+7643 ! ! 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 2312 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 J1357+7643_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 2. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.004050Jy sigma=43.105320 ! Fit after self-cal, rms=0.912769Jy sigma=38.925049 ! 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=1.576 mas, bmaj=2.87 mas, bpa=67.95 degrees ! Estimated noise=0.517656 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 = 0.0698248 Jy ! Component: 100 - total flux cleaned = 0.0894493 Jy ! Total flux subtracted in 100 components = 0.0894493 Jy ! Clean residual min=-0.005433 max=0.007782 Jy/beam ! Clean residual mean=0.000019 rms=0.001379 Jy/beam ! Combined flux in latest and established models = 0.0894493 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0894493 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=0.039543Jy sigma=1.542693 ! Fit after self-cal, rms=0.038875Jy sigma=1.526378 ! 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=2.096 mas, bmaj=3.467 mas, bpa=74.91 degrees ! Estimated noise=0.362286 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 = 0.00831822 Jy ! Component: 100 - total flux cleaned = 0.0121145 Jy ! Component: 150 - total flux cleaned = 0.0124199 Jy ! Component: 200 - total flux cleaned = 0.0123453 Jy ! Total flux subtracted in 200 components = 0.0123453 Jy ! Clean residual min=-0.007552 max=0.006538 Jy/beam ! Clean residual mean=0.000044 rms=0.001763 Jy/beam ! Combined flux in latest and established models = 0.101795 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 22 components and 0.101795 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=0.037554Jy sigma=1.416178 ! Fit after self-cal, rms=0.037524Jy sigma=1.414872 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.096 x 3.467 at 74.91 degrees (North through East) ! Clean map min=-0.0075187 max=0.088284 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 1.18 HN 1.02 KP 3.60 ! LA 1.23 NL 1.24 OV 1.17 PT 0.99 ! SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.82 KP 0.84 LA 0.92 ! NL 1.01 OV 0.95 PT 0.78 SC 1.03 ! ! Telescope amplitude corrections in sub-array 3: ! KP 0.90 LA 1.05 MK 0.93 OV 0.99 ! SC 1.14 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.23 HN 1.09 KP 4.58 ! LA 1.13 NL 1.22 OV 1.19 PT 1.09 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.82 KP 0.81 LA 0.92 ! NL 0.99 OV 0.92 PT 0.78 SC 1.02 ! ! Telescope amplitude corrections in sub-array 3: ! KP 0.93 LA 1.01 MK 0.93 OV 0.99 ! SC 1.13 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 1.05 HN 1.02 KP 3.62 ! LA 1.20 NL 1.13 OV 1.02 PT 1.45 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.80 KP 0.82 LA 0.92 ! NL 0.99 OV 0.93 PT 0.81 SC 1.05 ! ! Telescope amplitude corrections in sub-array 3: ! KP 0.93 LA 1.00 MK 0.88 OV 1.01 ! SC 1.12 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 0.82 KP 3.30 ! LA 1.19 NL 1.14 OV 0.97 PT 0.94 ! SC 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.82 KP 0.80 LA 0.91 ! NL 1.09 OV 0.93 PT 0.83 SC 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! KP 0.93 LA 1.00 MK 0.83 OV 1.04 ! SC 1.27 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.92 KP 3.21 ! LA 1.15 NL 1.03 OV 0.96 PT 0.85 ! SC 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.79 KP 0.84 LA 0.93 ! NL 1.00 OV 0.94 PT 0.82 SC 1.04 ! ! Telescope amplitude corrections in sub-array 3: ! KP 0.90 LA 1.08 MK 0.85 OV 0.92 ! SC 1.08 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 0.88 KP 3.23 ! LA 1.18 NL 0.97 OV 1.02 PT 0.96 ! SC 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.80 KP 0.84 LA 0.96 ! NL 1.01 OV 0.93 PT 0.81 SC 1.08 ! ! Telescope amplitude corrections in sub-array 3: ! KP 0.93 LA 0.97 MK 0.81 OV 0.94 ! SC 1.14 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.87 KP 3.50 ! LA 1.18 NL 1.04 OV 0.98 PT 0.86 ! SC 0.81 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.84 KP 0.85 LA 0.92 ! NL 1.02 OV 0.94 PT 0.81 SC 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! KP 0.91 LA 0.95 MK 0.82 OV 1.04 ! SC 1.14 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.94 HN 0.87 KP 3.58 ! LA 1.24 NL 1.02 OV 0.95 PT 0.89 ! SC 0.83 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.81 KP 0.83 LA 0.93 ! NL 1.06 OV 0.93 PT 0.80 SC 1.03 ! ! Telescope amplitude corrections in sub-array 3: ! KP 0.90 LA 0.99 MK 0.82 OV 1.00 ! SC 1.06 ! ! ! Fit before self-cal, rms=0.037524Jy sigma=1.414872 ! Fit after self-cal, rms=0.043195Jy sigma=0.747153 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.088 mas, bmaj=3.475 mas, bpa=72.94 degrees ! Estimated noise=0.359333 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 = -0.000817252 Jy ! Component: 100 - total flux cleaned = -0.000960248 Jy ! Component: 150 - total flux cleaned = -0.00100687 Jy ! Component: 200 - total flux cleaned = -0.00104878 Jy ! Total flux subtracted in 200 components = -0.00104878 Jy ! Clean residual min=-0.001343 max=0.001564 Jy/beam ! Clean residual mean=-0.000008 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.100746 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 28 components and 0.100746 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=0.043144Jy sigma=0.742881 ! Fit after self-cal, rms=0.043338Jy sigma=0.740474 ! 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=0.043338Jy sigma=0.740474 ! Fit after self-cal, rms=0.043673Jy sigma=0.739304 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.092 mas, bmaj=3.492 mas, bpa=72.4 degrees ! Estimated noise=0.358662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000695188 Jy ! Component: 100 - total flux cleaned = -0.000768082 Jy ! Component: 150 - total flux cleaned = -0.000767299 Jy ! Component: 200 - total flux cleaned = -0.000784288 Jy ! Total flux subtracted in 200 components = -0.000784288 Jy ! Clean residual min=-0.001258 max=0.001528 Jy/beam ! Clean residual mean=-0.000008 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.0999616 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 32 components and 0.0999616 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=0.043636Jy sigma=0.736812 ! Fit after self-cal, rms=0.043635Jy sigma=0.736457 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 (-15.3, -10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104372 Jy ! Component: 100 - total flux cleaned = 0.00133615 Jy ! Component: 150 - total flux cleaned = 0.00167892 Jy ! Component: 200 - total flux cleaned = 0.00184863 Jy ! Total flux subtracted in 200 components = 0.00184863 Jy ! Clean residual min=-0.001168 max=0.001191 Jy/beam ! Clean residual mean=-0.000006 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.10181 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 51 components and 0.10181 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=0.043556Jy sigma=0.729230 ! Fit after self-cal, rms=0.043524Jy sigma=0.728989 ! 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=0.043524Jy sigma=0.728989 ! Fit after self-cal, rms=0.043240Jy sigma=0.728082 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.097 mas, bmaj=3.503 mas, bpa=72.07 degrees ! Estimated noise=0.35731 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000317682 Jy ! Component: 100 - total flux cleaned = -0.000274519 Jy ! Component: 150 - total flux cleaned = -0.000216495 Jy ! Component: 200 - total flux cleaned = -0.00018029 Jy ! Total flux subtracted in 200 components = -0.00018029 Jy ! Clean residual min=-0.001120 max=0.001136 Jy/beam ! Clean residual mean=-0.000007 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.10163 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 61 components and 0.10163 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=0.043207Jy sigma=0.726022 ! Fit after self-cal, rms=0.043189Jy sigma=0.725902 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 = 0.000110599 Jy ! Component: 100 - total flux cleaned = 0.00012676 Jy ! Component: 150 - total flux cleaned = 0.000126922 Jy ! Component: 200 - total flux cleaned = 0.000140785 Jy ! Total flux subtracted in 200 components = 0.000140785 Jy ! Clean residual min=-0.001102 max=0.001135 Jy/beam ! Clean residual mean=-0.000007 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.101771 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 65 components and 0.101771 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=0.043179Jy sigma=0.724820 ! Fit after self-cal, rms=0.043178Jy sigma=0.724732 ! 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=0.043178Jy sigma=0.724732 ! Fit after self-cal, rms=0.043025Jy sigma=0.724215 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.36 mas, bmaj=5.834 mas, bpa=86.94 degrees ! Estimated noise=0.417408 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000188021 Jy ! Component: 100 - total flux cleaned = -0.000167707 Jy ! Component: 150 - total flux cleaned = -0.000194267 Jy ! Component: 200 - total flux cleaned = -0.000193989 Jy ! Total flux subtracted in 200 components = -0.000193989 Jy ! Clean residual min=-0.001177 max=0.001297 Jy/beam ! Clean residual mean=-0.000013 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.101577 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 74 components and 0.101577 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=0.043014Jy sigma=0.723672 ! Fit after self-cal, rms=0.043008Jy sigma=0.723261 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 = -3.21933e-06 Jy ! Component: 100 - total flux cleaned = 3.57594e-05 Jy ! Component: 150 - total flux cleaned = 3.55961e-05 Jy ! Component: 200 - total flux cleaned = 1.63061e-05 Jy ! Total flux subtracted in 200 components = 1.63061e-05 Jy ! Clean residual min=-0.001150 max=0.001286 Jy/beam ! Clean residual mean=-0.000013 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.101593 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 78 components and 0.101593 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=0.043007Jy sigma=0.723097 ! Fit after self-cal, rms=0.043005Jy sigma=0.722819 ! 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=2.099 mas, bmaj=3.51 mas, bpa=71.84 degrees ! Estimated noise=0.356144 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.099 x 3.51 at 71.84 degrees (North through East) ! Clean map min=-0.0011773 max=0.087054 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=1.573 mas, bmaj=2.931 mas, bpa=65.79 degrees ! Estimated noise=0.504677 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0679799 Jy ! Component: 100 - total flux cleaned = 0.0859687 Jy ! Component: 150 - total flux cleaned = 0.0928405 Jy ! Component: 200 - total flux cleaned = 0.0959198 Jy ! Total flux subtracted in 200 components = 0.0959198 Jy ! Clean residual min=-0.001684 max=0.002465 Jy/beam ! Clean residual mean=-0.000002 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.0959199 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0959199 Jy ! Inverting map and beam ! Estimated beam: bmin=2.099 mas, bmaj=3.51 mas, bpa=71.84 degrees ! Estimated noise=0.356144 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) ! Added new window around map position (-1.8, -2.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00253647 Jy ! Component: 100 - total flux cleaned = 0.00406378 Jy ! Component: 150 - total flux cleaned = 0.00485959 Jy ! Component: 200 - total flux cleaned = 0.00547174 Jy ! Total flux subtracted in 200 components = 0.00547174 Jy ! Clean residual min=-0.001130 max=0.001227 Jy/beam ! Clean residual mean=-0.000007 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.101392 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 42 components and 0.101392 Jy ! Inverting map ! Added new window around map position (60, 68.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000727694 Jy ! Component: 100 - total flux cleaned = 0.000999345 Jy ! Component: 150 - total flux cleaned = 0.00124132 Jy ! Component: 200 - total flux cleaned = 0.0014131 Jy ! Total flux subtracted in 200 components = 0.0014131 Jy ! Clean residual min=-0.001103 max=0.001042 Jy/beam ! Clean residual mean=-0.000006 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.102805 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 66 components and 0.102805 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=4.36 mas, bmaj=5.834 mas, bpa=86.94 degrees ! Estimated noise=0.417408 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000248652 Jy ! Component: 100 - total flux cleaned = 0.000335344 Jy ! Component: 150 - total flux cleaned = 0.000410053 Jy ! Component: 200 - total flux cleaned = 0.000375971 Jy ! Total flux subtracted in 200 components = 0.000375971 Jy ! Clean residual min=-0.001277 max=0.001111 Jy/beam ! Clean residual mean=-0.000011 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.103181 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 = 3.11872e-05 Jy ! Component: 100 - total flux cleaned = 3.09809e-05 Jy ! Component: 150 - total flux cleaned = 4.46286e-05 Jy ! Component: 200 - total flux cleaned = 3.16535e-05 Jy ! Total flux subtracted in 200 components = 3.16535e-05 Jy ! Clean residual min=-0.001241 max=0.001096 Jy/beam ! Clean residual mean=-0.000011 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.103212 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 104 components and 0.103212 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.099 mas, bmaj=3.51 mas, bpa=71.84 degrees ! Estimated noise=0.356144 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.3008e-05 Jy ! Component: 100 - total flux cleaned = 3.86373e-06 Jy ! Component: 150 - total flux cleaned = 9.25374e-05 Jy ! Component: 200 - total flux cleaned = 0.000142516 Jy ! Total flux subtracted in 200 components = 0.000142516 Jy ! Clean residual min=-0.001068 max=0.001007 Jy/beam ! Clean residual mean=-0.000006 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.103355 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 120 components and 0.103355 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=0.042909Jy sigma=0.719204 ! Fit after self-cal, rms=0.042909Jy sigma=0.718690 wmodel J1357+7643_C_map.mod ! Writing 120 model components to file: J1357+7643_C_map.mod wobs J1357+7643_C_uvs.fits ! Writing UV FITS file: J1357+7643_C_uvs.fits wwins J1357+7643_C_map.win ! wwins: Wrote 4 windows to J1357+7643_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 = -0.000191208 Jy ! Component: 100 - total flux cleaned = -0.000399379 Jy ! Component: 150 - total flux cleaned = -0.000661497 Jy ! Component: 200 - total flux cleaned = -0.000850565 Jy ! Component: 250 - total flux cleaned = -0.00104915 Jy ! Component: 300 - total flux cleaned = -0.0011981 Jy ! Component: 350 - total flux cleaned = -0.0013725 Jy ! Component: 400 - total flux cleaned = -0.00148608 Jy ! Component: 450 - total flux cleaned = -0.00161146 Jy ! Component: 500 - total flux cleaned = -0.00172052 Jy ! Component: 550 - total flux cleaned = -0.00178739 Jy ! Component: 600 - total flux cleaned = -0.00183994 Jy ! Component: 650 - total flux cleaned = -0.00190453 Jy ! Component: 700 - total flux cleaned = -0.00192998 Jy ! Component: 750 - total flux cleaned = -0.00199288 Jy ! Component: 800 - total flux cleaned = -0.00205434 Jy ! Component: 850 - total flux cleaned = -0.00209079 Jy ! Component: 900 - total flux cleaned = -0.00216262 Jy ! Component: 950 - total flux cleaned = -0.00220999 Jy ! Component: 1000 - total flux cleaned = -0.00226825 Jy ! Component: 1050 - total flux cleaned = -0.00236028 Jy ! Component: 1100 - total flux cleaned = -0.00240573 Jy ! Component: 1150 - total flux cleaned = -0.00245078 Jy ! Component: 1200 - total flux cleaned = -0.00250633 Jy ! Component: 1250 - total flux cleaned = -0.00261601 Jy ! Component: 1300 - total flux cleaned = -0.00268103 Jy ! Component: 1350 - total flux cleaned = -0.00274539 Jy ! Component: 1400 - total flux cleaned = -0.00281943 Jy ! Component: 1450 - total flux cleaned = -0.00286149 Jy ! Component: 1500 - total flux cleaned = -0.00292381 Jy ! Component: 1550 - total flux cleaned = -0.00299544 Jy ! Component: 1600 - total flux cleaned = -0.00302569 Jy ! Component: 1650 - total flux cleaned = -0.00304586 Jy ! Component: 1700 - total flux cleaned = -0.00306578 Jy ! Component: 1750 - total flux cleaned = -0.00308557 Jy ! Component: 1800 - total flux cleaned = -0.00311501 Jy ! Component: 1850 - total flux cleaned = -0.0031054 Jy ! Component: 1900 - total flux cleaned = -0.00317261 Jy ! Component: 1950 - total flux cleaned = -0.00320101 Jy ! Component: 2000 - total flux cleaned = -0.00321969 Jy ! Component: 2050 - total flux cleaned = -0.00323828 Jy ! Component: 2100 - total flux cleaned = -0.00323834 Jy ! Component: 2150 - total flux cleaned = -0.00325668 Jy ! Component: 2200 - total flux cleaned = -0.00330215 Jy ! Component: 2250 - total flux cleaned = -0.00330206 Jy ! Component: 2300 - total flux cleaned = -0.00334687 Jy ! Component: 2350 - total flux cleaned = -0.00335584 Jy ! Component: 2400 - total flux cleaned = -0.0033823 Jy ! Component: 2450 - total flux cleaned = -0.00341727 Jy ! Component: 2500 - total flux cleaned = -0.00345198 Jy ! Component: 2550 - total flux cleaned = -0.00348639 Jy ! Component: 2600 - total flux cleaned = -0.00351209 Jy ! Component: 2650 - total flux cleaned = -0.00357148 Jy ! Component: 2700 - total flux cleaned = -0.00361367 Jy ! Component: 2750 - total flux cleaned = -0.00364719 Jy ! Component: 2800 - total flux cleaned = -0.00370548 Jy ! Component: 2850 - total flux cleaned = -0.00375504 Jy ! Component: 2900 - total flux cleaned = -0.00378798 Jy ! Component: 2950 - total flux cleaned = -0.00380431 Jy ! Component: 3000 - total flux cleaned = -0.00384484 Jy ! Component: 3050 - total flux cleaned = -0.00389316 Jy ! Component: 3100 - total flux cleaned = -0.00397322 Jy ! Component: 3150 - total flux cleaned = -0.00398111 Jy ! Component: 3200 - total flux cleaned = -0.00402861 Jy ! Component: 3250 - total flux cleaned = -0.0040915 Jy ! Component: 3300 - total flux cleaned = -0.0041462 Jy ! Component: 3350 - total flux cleaned = -0.00419286 Jy ! Component: 3400 - total flux cleaned = -0.00421605 Jy ! Component: 3450 - total flux cleaned = -0.00428518 Jy ! Component: 3500 - total flux cleaned = -0.00429287 Jy ! Component: 3550 - total flux cleaned = -0.00434607 Jy ! Component: 3600 - total flux cleaned = -0.00439141 Jy ! Component: 3650 - total flux cleaned = -0.00443635 Jy ! Component: 3700 - total flux cleaned = -0.0044811 Jy ! Component: 3750 - total flux cleaned = -0.00448856 Jy ! Component: 3800 - total flux cleaned = -0.0045477 Jy ! Component: 3850 - total flux cleaned = -0.00457709 Jy ! Component: 3900 - total flux cleaned = -0.00463555 Jy ! Component: 3950 - total flux cleaned = -0.00465011 Jy ! Component: 4000 - total flux cleaned = -0.00469347 Jy ! Component: 4050 - total flux cleaned = -0.00472953 Jy ! Total flux subtracted in 4096 components = -0.00477968 Jy ! Clean residual min=-0.000416 max=0.000389 Jy/beam ! Clean residual mean=-0.000001 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.0985752 Jy keep ! Adding 281 model components to the UV plane model. ! The established model now contains 401 components and 0.0985752 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1357+7643_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.099 x 3.51 at 71.84 degrees (North through East) ! Clean map min=-0.0012592 max=0.086685 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1357+7643_C_map.fits wmodel /vlbi/sb072/temp_maps//J1357+7643_C_map.mod ! Writing 401 model components to file: /vlbi/sb072/temp_maps//J1357+7643_C_map.mod wobs /vlbi/sb072/temp_maps//J1357+7643_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1357+7643_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1357+7643_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1357+7643_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0866849 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000130023 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.449985 0.449985 0.899971 1.79994 3.59988 7.19977 14.3995 28.7991 57.5981 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.086 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 666.688 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1357+7643_C_dfm.log closed on Thu Jan 31 09:37:09 2019