! Started logfile: /vlbi/sb072/temp_maps//J1827+2638_C_dfm.log on Sat Dec 15 22:33:05 2018 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//J1827+2638_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1827+2638_C_uva.fits ! AN table 1: 6 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1827+2638 ! ! 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 2160 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 J1827+2638_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=1.004302Jy sigma=40.410525 ! Fit after self-cal, rms=0.918107Jy sigma=36.943443 ! 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=1.185 mas, bmaj=3.701 mas, bpa=-0.2545 degrees ! Estimated noise=0.597874 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 = 0.0594905 Jy ! Component: 100 - total flux cleaned = 0.0759066 Jy ! Total flux subtracted in 100 components = 0.0759066 Jy ! Clean residual min=-0.003768 max=0.007006 Jy/beam ! Clean residual mean=0.000002 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.0759066 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0759066 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=0.042723Jy sigma=0.802619 ! Fit after self-cal, rms=0.042521Jy sigma=0.801013 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00761313 Jy ! Component: 100 - total flux cleaned = 0.0114231 Jy ! Total flux subtracted in 100 components = 0.0114231 Jy ! Clean residual min=-0.002501 max=0.003365 Jy/beam ! Clean residual mean=0.000001 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.0873298 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.0873298 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=0.040571Jy sigma=0.649955 ! Fit after self-cal, rms=0.040609Jy sigma=0.647950 ! 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=1.562 mas, bmaj=4.129 mas, bpa=0.2459 degrees ! Estimated noise=0.435891 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 = 0.00332527 Jy ! Component: 100 - total flux cleaned = 0.00517204 Jy ! Component: 150 - total flux cleaned = 0.0063158 Jy ! Component: 200 - total flux cleaned = 0.00702815 Jy ! Total flux subtracted in 200 components = 0.00702815 Jy ! Clean residual min=-0.002542 max=0.003078 Jy/beam ! Clean residual mean=0.000003 rms=0.000573 Jy/beam ! Combined flux in latest and established models = 0.0943579 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 29 components and 0.0943579 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=0.040226Jy sigma=0.626579 ! Fit after self-cal, rms=0.040254Jy sigma=0.626169 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.562 x 4.129 at 0.2459 degrees (North through East) ! Clean map min=-0.0024875 max=0.080967 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.03 KP 0.91 ! LA 1.11 MK 1.03 NL 1.11 OV 1.00 ! PT 0.91 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.97 KP 0.93 ! LA 1.05 MK 1.01 NL 1.12 OV 1.02 ! PT 0.90 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.92 HN 0.95 KP 0.95 ! LA 1.03 MK 1.01 NL 1.08 OV 1.02 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.93 HN 0.93 KP 0.97 ! LA 1.04 MK 0.99 NL 1.07 OV 1.01 ! PT 0.90 SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.88 KP 0.97 ! LA 1.04 MK 1.03 NL 1.13 OV 1.03 ! PT 0.89 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.94 HN 0.94 KP 0.94 ! LA 1.02 MK 1.01 NL 1.10 OV 1.03 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 HN 0.89 KP 0.98 ! LA 1.08 MK 1.07 NL 1.07 OV 1.04 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 HN 0.91 KP 0.96 ! LA 1.04 MK 1.03 NL 1.10 OV 1.04 ! PT 0.95 SC 0.97 ! ! ! Fit before self-cal, rms=0.040254Jy sigma=0.626169 ! Fit after self-cal, rms=0.038846Jy sigma=0.558754 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.566 mas, bmaj=4.144 mas, bpa=0.1536 degrees ! Estimated noise=0.435974 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 = 0.000162199 Jy ! Component: 100 - total flux cleaned = 4.50968e-05 Jy ! Component: 150 - total flux cleaned = -2.24528e-06 Jy ! Component: 200 - total flux cleaned = -4.30746e-05 Jy ! Total flux subtracted in 200 components = -4.30746e-05 Jy ! Clean residual min=-0.001280 max=0.001112 Jy/beam ! Clean residual mean=0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0943149 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 37 components and 0.0943149 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=0.038827Jy sigma=0.557959 ! Fit after self-cal, rms=0.038743Jy sigma=0.557653 ! 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=0.038743Jy sigma=0.557653 ! Fit after self-cal, rms=0.038743Jy sigma=0.557487 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.565 mas, bmaj=4.148 mas, bpa=0.07213 degrees ! Estimated noise=0.436414 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000191385 Jy ! Component: 100 - total flux cleaned = 0.000114237 Jy ! Component: 150 - total flux cleaned = 8.59234e-05 Jy ! Component: 200 - total flux cleaned = 5.26576e-05 Jy ! Total flux subtracted in 200 components = 5.26576e-05 Jy ! Clean residual min=-0.001253 max=0.001115 Jy/beam ! Clean residual mean=0.000002 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0943675 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 41 components and 0.0943675 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=0.038729Jy sigma=0.557095 ! Fit after self-cal, rms=0.038733Jy sigma=0.556999 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.54739e-05 Jy ! Component: 100 - total flux cleaned = -1.52645e-05 Jy ! Component: 150 - total flux cleaned = -3.64353e-05 Jy ! Component: 200 - total flux cleaned = -4.92547e-05 Jy ! Total flux subtracted in 200 components = -4.92547e-05 Jy ! Clean residual min=-0.001244 max=0.001124 Jy/beam ! Clean residual mean=0.000002 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0943183 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 44 components and 0.0943183 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=0.038722Jy sigma=0.556800 ! Fit after self-cal, rms=0.038726Jy sigma=0.556723 ! 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=0.038726Jy sigma=0.556723 ! Fit after self-cal, rms=0.038764Jy sigma=0.556584 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.564 mas, bmaj=4.151 mas, bpa=0.001025 degrees ! Estimated noise=0.437062 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000141207 Jy ! Component: 100 - total flux cleaned = 0.000143258 Jy ! Component: 150 - total flux cleaned = 0.000110013 Jy ! Component: 200 - total flux cleaned = 8.03748e-05 Jy ! Total flux subtracted in 200 components = 8.03748e-05 Jy ! Clean residual min=-0.001218 max=0.001134 Jy/beam ! Clean residual mean=0.000002 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0943986 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 47 components and 0.0943986 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=0.038754Jy sigma=0.556438 ! Fit after self-cal, rms=0.038759Jy sigma=0.556394 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 = -2.43981e-06 Jy ! Component: 100 - total flux cleaned = -8.06771e-06 Jy ! Component: 150 - total flux cleaned = -2.35559e-05 Jy ! Component: 200 - total flux cleaned = -2.33872e-05 Jy ! Total flux subtracted in 200 components = -2.33872e-05 Jy ! Clean residual min=-0.001211 max=0.001140 Jy/beam ! Clean residual mean=0.000002 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0943753 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 51 components and 0.0943752 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=0.038751Jy sigma=0.556306 ! Fit after self-cal, rms=0.038754Jy sigma=0.556272 ! 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=0.038754Jy sigma=0.556272 ! Fit after self-cal, rms=0.038803Jy sigma=0.556172 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.668 mas, bmaj=5.32 mas, bpa=-1.359 degrees ! Estimated noise=0.545889 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00028781 Jy ! Component: 100 - total flux cleaned = 0.000356878 Jy ! Component: 150 - total flux cleaned = 0.000372191 Jy ! Component: 200 - total flux cleaned = 0.00038543 Jy ! Total flux subtracted in 200 components = 0.00038543 Jy ! Clean residual min=-0.001460 max=0.001549 Jy/beam ! Clean residual mean=0.000005 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.0947607 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 55 components and 0.0947607 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=0.038795Jy sigma=0.556258 ! Fit after self-cal, rms=0.038803Jy sigma=0.556210 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 = -7.66928e-07 Jy ! Component: 100 - total flux cleaned = -1.17771e-06 Jy ! Component: 150 - total flux cleaned = 1.1137e-05 Jy ! Component: 200 - total flux cleaned = 1.66506e-05 Jy ! Total flux subtracted in 200 components = 1.66506e-05 Jy ! Clean residual min=-0.001460 max=0.001549 Jy/beam ! Clean residual mean=0.000005 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.0947773 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 55 components and 0.0947773 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=0.038796Jy sigma=0.556244 ! Fit after self-cal, rms=0.038801Jy sigma=0.556192 ! 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=1.563 mas, bmaj=4.154 mas, bpa=-0.0583 degrees ! Estimated noise=0.43779 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.563 x 4.154 at -0.0583 degrees (North through East) ! Clean map min=-0.0011641 max=0.081195 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=1.185 mas, bmaj=3.722 mas, bpa=-0.6234 degrees ! Estimated noise=0.600472 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0596773 Jy ! Component: 100 - total flux cleaned = 0.076908 Jy ! Component: 150 - total flux cleaned = 0.0850276 Jy ! Component: 200 - total flux cleaned = 0.0889451 Jy ! Total flux subtracted in 200 components = 0.0889451 Jy ! Clean residual min=-0.001708 max=0.001828 Jy/beam ! Clean residual mean=0.000001 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.0889451 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0889451 Jy ! Inverting map and beam ! Estimated beam: bmin=1.563 mas, bmaj=4.154 mas, bpa=-0.0583 degrees ! Estimated noise=0.43779 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 = 0.00277451 Jy ! Component: 100 - total flux cleaned = 0.0041266 Jy ! Component: 150 - total flux cleaned = 0.004894 Jy ! Component: 200 - total flux cleaned = 0.00533821 Jy ! Total flux subtracted in 200 components = 0.00533821 Jy ! Clean residual min=-0.001198 max=0.001094 Jy/beam ! Clean residual mean=0.000002 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0942833 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 21 components and 0.0942833 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=3.668 mas, bmaj=5.32 mas, bpa=-1.359 degrees ! Estimated noise=0.545889 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000309689 Jy ! Component: 100 - total flux cleaned = 0.000365661 Jy ! Component: 150 - total flux cleaned = 0.000381293 Jy ! Component: 200 - total flux cleaned = 0.000395198 Jy ! Total flux subtracted in 200 components = 0.000395198 Jy ! Clean residual min=-0.001467 max=0.001546 Jy/beam ! Clean residual mean=0.000005 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.0946785 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.21617e-05 Jy ! Component: 100 - total flux cleaned = 2.03899e-05 Jy ! Component: 150 - total flux cleaned = 3.02876e-05 Jy ! Component: 200 - total flux cleaned = 3.70092e-05 Jy ! Total flux subtracted in 200 components = 3.70092e-05 Jy ! Clean residual min=-0.001466 max=0.001547 Jy/beam ! Clean residual mean=0.000005 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.0947155 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 34 components and 0.0947155 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.563 mas, bmaj=4.154 mas, bpa=-0.0583 degrees ! Estimated noise=0.43779 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.99735e-05 Jy ! Component: 100 - total flux cleaned = -8.38685e-05 Jy ! Component: 150 - total flux cleaned = -0.000122428 Jy ! Component: 200 - total flux cleaned = -0.000154964 Jy ! Total flux subtracted in 200 components = -0.000154964 Jy ! Clean residual min=-0.001221 max=0.001108 Jy/beam ! Clean residual mean=0.000002 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0945605 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 36 components and 0.0945605 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=0.038797Jy sigma=0.556474 ! Fit after self-cal, rms=0.038797Jy sigma=0.556377 wmodel J1827+2638_C_map.mod ! Writing 36 model components to file: J1827+2638_C_map.mod wobs J1827+2638_C_uvs.fits ! Writing UV FITS file: J1827+2638_C_uvs.fits wwins J1827+2638_C_map.win ! wwins: Wrote 1 windows to J1827+2638_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 = -0.000117325 Jy ! Component: 100 - total flux cleaned = -0.000135824 Jy ! Component: 150 - total flux cleaned = -0.000207952 Jy ! Component: 200 - total flux cleaned = -0.000224944 Jy ! Component: 250 - total flux cleaned = -0.000225056 Jy ! Component: 300 - total flux cleaned = -0.000225097 Jy ! Component: 350 - total flux cleaned = -0.000164109 Jy ! Component: 400 - total flux cleaned = -0.00016449 Jy ! Component: 450 - total flux cleaned = -0.000135961 Jy ! Component: 500 - total flux cleaned = -0.000121847 Jy ! Component: 550 - total flux cleaned = -2.60915e-05 Jy ! Component: 600 - total flux cleaned = 2.70863e-05 Jy ! Component: 650 - total flux cleaned = 7.95394e-05 Jy ! Component: 700 - total flux cleaned = 0.000143895 Jy ! Component: 750 - total flux cleaned = 0.00018167 Jy ! Component: 800 - total flux cleaned = 0.000231152 Jy ! Component: 850 - total flux cleaned = 0.000292038 Jy ! Component: 900 - total flux cleaned = 0.000327924 Jy ! Component: 950 - total flux cleaned = 0.000375458 Jy ! Component: 1000 - total flux cleaned = 0.000433987 Jy ! Component: 1050 - total flux cleaned = 0.000491862 Jy ! Component: 1100 - total flux cleaned = 0.000571729 Jy ! Component: 1150 - total flux cleaned = 0.000616652 Jy ! Component: 1200 - total flux cleaned = 0.000672515 Jy ! Component: 1250 - total flux cleaned = 0.000738849 Jy ! Component: 1300 - total flux cleaned = 0.000771587 Jy ! Component: 1350 - total flux cleaned = 0.000847192 Jy ! Component: 1400 - total flux cleaned = 0.000900636 Jy ! Component: 1450 - total flux cleaned = 0.000953705 Jy ! Component: 1500 - total flux cleaned = 0.000985154 Jy ! Component: 1550 - total flux cleaned = 0.00105779 Jy ! Component: 1600 - total flux cleaned = 0.00107814 Jy ! Component: 1650 - total flux cleaned = 0.0011188 Jy ! Component: 1700 - total flux cleaned = 0.00112873 Jy ! Component: 1750 - total flux cleaned = 0.00120874 Jy ! Component: 1800 - total flux cleaned = 0.00119873 Jy ! Component: 1850 - total flux cleaned = 0.00125772 Jy ! Component: 1900 - total flux cleaned = 0.00131612 Jy ! Component: 1950 - total flux cleaned = 0.00135473 Jy ! Component: 2000 - total flux cleaned = 0.00140255 Jy ! Component: 2050 - total flux cleaned = 0.00144049 Jy ! Component: 2100 - total flux cleaned = 0.00149689 Jy ! Component: 2150 - total flux cleaned = 0.00153429 Jy ! Component: 2200 - total flux cleaned = 0.00157145 Jy ! Component: 2250 - total flux cleaned = 0.00165419 Jy ! Component: 2300 - total flux cleaned = 0.00169074 Jy ! Component: 2350 - total flux cleaned = 0.001718 Jy ! Component: 2400 - total flux cleaned = 0.00178988 Jy ! Component: 2450 - total flux cleaned = 0.00185244 Jy ! Component: 2500 - total flux cleaned = 0.0019231 Jy ! Component: 2550 - total flux cleaned = 0.00197582 Jy ! Component: 2600 - total flux cleaned = 0.00199325 Jy ! Component: 2650 - total flux cleaned = 0.0020624 Jy ! Component: 2700 - total flux cleaned = 0.00207963 Jy ! Component: 2750 - total flux cleaned = 0.00213934 Jy ! Component: 2800 - total flux cleaned = 0.00217322 Jy ! Component: 2850 - total flux cleaned = 0.0022153 Jy ! Component: 2900 - total flux cleaned = 0.00224033 Jy ! Component: 2950 - total flux cleaned = 0.00228182 Jy ! Component: 3000 - total flux cleaned = 0.00229823 Jy ! Component: 3050 - total flux cleaned = 0.00230646 Jy ! Component: 3100 - total flux cleaned = 0.00238793 Jy ! Component: 3150 - total flux cleaned = 0.00240409 Jy ! Component: 3200 - total flux cleaned = 0.00242821 Jy ! Component: 3250 - total flux cleaned = 0.00249211 Jy ! Component: 3300 - total flux cleaned = 0.00248414 Jy ! Component: 3350 - total flux cleaned = 0.0025078 Jy ! Component: 3400 - total flux cleaned = 0.00254704 Jy ! Component: 3450 - total flux cleaned = 0.00257816 Jy ! Component: 3500 - total flux cleaned = 0.00259361 Jy ! Component: 3550 - total flux cleaned = 0.0026245 Jy ! Component: 3600 - total flux cleaned = 0.00264742 Jy ! Component: 3650 - total flux cleaned = 0.00267023 Jy ! Component: 3700 - total flux cleaned = 0.00267782 Jy ! Component: 3750 - total flux cleaned = 0.00270039 Jy ! Component: 3800 - total flux cleaned = 0.00268543 Jy ! Component: 3850 - total flux cleaned = 0.00270775 Jy ! Component: 3900 - total flux cleaned = 0.00270032 Jy ! Component: 3950 - total flux cleaned = 0.00273717 Jy ! Component: 4000 - total flux cleaned = 0.00272983 Jy ! Component: 4050 - total flux cleaned = 0.00273711 Jy ! Total flux subtracted in 4096 components = 0.00272983 Jy ! Clean residual min=-0.000457 max=0.000404 Jy/beam ! Clean residual mean=0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0972904 Jy keep ! Adding 305 model components to the UV plane model. ! The established model now contains 341 components and 0.0972904 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1827+2638_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.563 x 4.154 at -0.0583 degrees (North through East) ! Clean map min=-0.00069134 max=0.08118 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1827+2638_C_map.fits wmodel /vlbi/sb072/temp_maps//J1827+2638_C_map.mod ! Writing 341 model components to file: /vlbi/sb072/temp_maps//J1827+2638_C_map.mod wobs /vlbi/sb072/temp_maps//J1827+2638_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1827+2638_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1827+2638_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1827+2638_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0811805 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000126743 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.468375 0.468375 0.936751 1.8735 3.747 7.49401 14.988 29.976 59.9521 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.081 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 640.511 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1827+2638_C_dfm.log closed on Sat Dec 15 22:33:09 2018