! Started logfile: /vlbi/sb072/temp_maps//J1642+2523_C_dfm.log on Fri Jan 25 19:41:16 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//J1642+2523_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1642+2523_C_uva.fits ! AN table 1: 5 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1642+2523 ! ! 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 85 lines of history. ! ! Reading 1440 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 J1642+2523_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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.039347Jy sigma=35.843287 ! Fit after self-cal, rms=0.718255Jy sigma=24.830963 ! 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=1.921 mas, bmaj=4.619 mas, bpa=71.21 degrees ! Estimated noise=0.842641 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 = 0.244084 Jy ! Component: 100 - total flux cleaned = 0.261888 Jy ! Total flux subtracted in 100 components = 0.261888 Jy ! Clean residual min=-0.027908 max=0.029287 Jy/beam ! Clean residual mean=-0.000017 rms=0.005101 Jy/beam ! Combined flux in latest and established models = 0.261888 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.261888 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=0.055160Jy sigma=1.946451 ! Fit after self-cal, rms=0.055158Jy sigma=1.946270 ! 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=2.45 mas, bmaj=4.801 mas, bpa=69.77 degrees ! Estimated noise=0.638705 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 = -0.0200537 Jy ! Component: 100 - total flux cleaned = -0.0239068 Jy ! Component: 150 - total flux cleaned = -0.0285154 Jy ! Component: 200 - total flux cleaned = -0.0318204 Jy ! Total flux subtracted in 200 components = -0.0318204 Jy ! Clean residual min=-0.011841 max=0.016634 Jy/beam ! Clean residual mean=0.000003 rms=0.002918 Jy/beam ! Combined flux in latest and established models = 0.230067 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 16 components and 0.230067 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=0.042451Jy sigma=1.481771 ! Fit after self-cal, rms=0.042457Jy sigma=1.481627 ! Inverting map ! Added new window around map position (20.7, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00626161 Jy ! Component: 100 - total flux cleaned = 0.00434729 Jy ! Component: 150 - total flux cleaned = 0.0035292 Jy ! Component: 200 - total flux cleaned = 0.00254474 Jy ! Total flux subtracted in 200 components = 0.00254474 Jy ! Clean residual min=-0.009934 max=0.013462 Jy/beam ! Clean residual mean=0.000003 rms=0.002357 Jy/beam ! Combined flux in latest and established models = 0.232612 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 62 components and 0.232612 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=0.036865Jy sigma=1.248402 ! Fit after self-cal, rms=0.036530Jy sigma=1.238520 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.45 x 4.801 at 69.77 degrees (North through East) ! Clean map min=-0.017325 max=0.28878 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.89 KP 1.07 ! LA 1.00* NL 1.05 OV 1.01 PT 0.98 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.89 KP 1.10 ! LA 1.00* NL 1.02 OV 1.02 PT 0.98 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 0.89 KP 1.07 ! LA 1.00* NL 1.04 OV 1.03 PT 0.98 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 0.87 KP 1.10 ! LA 1.00* NL 1.07 OV 1.04 PT 1.00 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.04 HN 0.88 KP 1.08 ! LA 1.00* NL 1.10 OV 1.03 PT 1.00 ! SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.05 HN 0.88 KP 1.07 ! LA 1.00* NL 1.12 OV 1.04 PT 1.00 ! SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.05 HN 0.89 KP 1.06 ! LA 1.00* NL 1.14 OV 1.01 PT 0.99 ! SC 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.05 HN 0.90 KP 1.06 ! LA 1.00* NL 1.14 OV 1.00 PT 1.01 ! SC 0.92 ! ! ! Fit before self-cal, rms=0.036530Jy sigma=1.238520 ! Fit after self-cal, rms=0.027099Jy sigma=0.839755 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.402 mas, bmaj=4.726 mas, bpa=69.83 degrees ! Estimated noise=0.638513 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, 3.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00791116 Jy ! Component: 100 - total flux cleaned = 0.0105507 Jy ! Component: 150 - total flux cleaned = 0.0115498 Jy ! Component: 200 - total flux cleaned = 0.0122342 Jy ! Total flux subtracted in 200 components = 0.0122342 Jy ! Clean residual min=-0.004291 max=0.004459 Jy/beam ! Clean residual mean=0.000012 rms=0.001008 Jy/beam ! Combined flux in latest and established models = 0.244846 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 97 components and 0.244846 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=0.023469Jy sigma=0.711644 ! Fit after self-cal, rms=0.023465Jy sigma=0.710632 ! 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=0.023465Jy sigma=0.710632 ! Fit after self-cal, rms=0.023388Jy sigma=0.702811 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.396 mas, bmaj=4.72 mas, bpa=69.78 degrees ! Estimated noise=0.637588 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116184 Jy ! Component: 100 - total flux cleaned = 0.00162646 Jy ! Component: 150 - total flux cleaned = 0.00210501 Jy ! Component: 200 - total flux cleaned = 0.00278596 Jy ! Total flux subtracted in 200 components = 0.00278596 Jy ! Clean residual min=-0.003410 max=0.003455 Jy/beam ! Clean residual mean=0.000009 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.247632 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 113 components and 0.247632 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=0.022360Jy sigma=0.668564 ! Fit after self-cal, rms=0.022344Jy sigma=0.667878 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 = 0.00028877 Jy ! Component: 100 - total flux cleaned = 0.000711394 Jy ! Component: 150 - total flux cleaned = 0.00122648 Jy ! Component: 200 - total flux cleaned = 0.00169589 Jy ! Total flux subtracted in 200 components = 0.00169589 Jy ! Clean residual min=-0.003049 max=0.003317 Jy/beam ! Clean residual mean=0.000008 rms=0.000773 Jy/beam ! Combined flux in latest and established models = 0.249328 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 128 components and 0.249328 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=0.021960Jy sigma=0.654898 ! Fit after self-cal, rms=0.021949Jy sigma=0.654626 ! Inverting map ! Added new window around map position (7.8, -6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201313 Jy ! Component: 100 - total flux cleaned = 0.00215392 Jy ! Component: 150 - total flux cleaned = 0.00273777 Jy ! Component: 200 - total flux cleaned = 0.00324581 Jy ! Total flux subtracted in 200 components = 0.00324581 Jy ! Clean residual min=-0.002662 max=0.002880 Jy/beam ! Clean residual mean=0.000006 rms=0.000670 Jy/beam ! Combined flux in latest and established models = 0.252574 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 163 components and 0.252574 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=0.021175Jy sigma=0.635504 ! Fit after self-cal, rms=0.021150Jy sigma=0.634963 ! Inverting map ! Added new window around map position (-21.3, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000985334 Jy ! Component: 100 - total flux cleaned = 0.0013707 Jy ! Component: 150 - total flux cleaned = 0.00177079 Jy ! Component: 200 - total flux cleaned = 0.00187402 Jy ! Total flux subtracted in 200 components = 0.00187402 Jy ! Clean residual min=-0.002540 max=0.002210 Jy/beam ! Clean residual mean=0.000006 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.254448 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 184 components and 0.254448 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=0.020671Jy sigma=0.617854 ! Fit after self-cal, rms=0.020657Jy sigma=0.617544 ! 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=0.020657Jy sigma=0.617544 ! Fit after self-cal, rms=0.020586Jy sigma=0.614775 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.395 mas, bmaj=4.717 mas, bpa=69.8 degrees ! Estimated noise=0.636252 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00081519 Jy ! Component: 100 - total flux cleaned = -0.000716719 Jy ! Component: 150 - total flux cleaned = -0.000408485 Jy ! Component: 200 - total flux cleaned = -0.000207194 Jy ! Total flux subtracted in 200 components = -0.000207194 Jy ! Clean residual min=-0.002179 max=0.001973 Jy/beam ! Clean residual mean=0.000005 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.254241 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 210 components and 0.254241 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=0.020351Jy sigma=0.607717 ! Fit after self-cal, rms=0.020343Jy sigma=0.607526 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 = -7.57741e-05 Jy ! Component: 100 - total flux cleaned = -0.000179792 Jy ! Component: 150 - total flux cleaned = -0.000180379 Jy ! Component: 200 - total flux cleaned = -0.000307257 Jy ! Total flux subtracted in 200 components = -0.000307257 Jy ! Clean residual min=-0.002020 max=0.001858 Jy/beam ! Clean residual mean=0.000004 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.253933 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 222 components and 0.253933 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=0.020230Jy sigma=0.604006 ! Fit after self-cal, rms=0.020225Jy sigma=0.603921 ! 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=0.020225Jy sigma=0.603921 ! Fit after self-cal, rms=0.020212Jy sigma=0.602922 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.065 mas, bmaj=4.878 mas, bpa=63.62 degrees ! Estimated noise=0.747906 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000413243 Jy ! Component: 100 - total flux cleaned = -0.00056601 Jy ! Component: 150 - total flux cleaned = -0.000667757 Jy ! Component: 200 - total flux cleaned = -0.000852244 Jy ! Total flux subtracted in 200 components = -0.000852244 Jy ! Clean residual min=-0.001919 max=0.002049 Jy/beam ! Clean residual mean=0.000007 rms=0.000517 Jy/beam ! Combined flux in latest and established models = 0.253081 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 249 components and 0.253081 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=0.020115Jy sigma=0.600388 ! Fit after self-cal, rms=0.020111Jy sigma=0.600217 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 = -0.00014821 Jy ! Component: 100 - total flux cleaned = -0.000313362 Jy ! Component: 150 - total flux cleaned = -0.000490961 Jy ! Component: 200 - total flux cleaned = -0.000585089 Jy ! Total flux subtracted in 200 components = -0.000585089 Jy ! Clean residual min=-0.001804 max=0.001961 Jy/beam ! Clean residual mean=0.000006 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.252496 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 265 components and 0.252496 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=0.020059Jy sigma=0.598992 ! Fit after self-cal, rms=0.020055Jy sigma=0.598911 ! 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=2.394 mas, bmaj=4.715 mas, bpa=69.8 degrees ! Estimated noise=0.635437 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.394 x 4.715 at 69.8 degrees (North through East) ! Clean map min=-0.011283 max=0.28781 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=1.897 mas, bmaj=4.562 mas, bpa=71.42 degrees ! Estimated noise=0.814131 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.235808 Jy ! Component: 100 - total flux cleaned = 0.260551 Jy ! Component: 150 - total flux cleaned = 0.252564 Jy ! Component: 200 - total flux cleaned = 0.250689 Jy ! Total flux subtracted in 200 components = 0.250689 Jy ! Clean residual min=-0.010581 max=0.009175 Jy/beam ! Clean residual mean=-0.000000 rms=0.001990 Jy/beam ! Combined flux in latest and established models = 0.250689 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.250689 Jy ! Inverting map and beam ! Estimated beam: bmin=2.394 mas, bmaj=4.715 mas, bpa=69.8 degrees ! Estimated noise=0.635437 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 = 0.00315039 Jy ! Component: 100 - total flux cleaned = 0.00436451 Jy ! Component: 150 - total flux cleaned = 0.00479095 Jy ! Component: 200 - total flux cleaned = 0.00498557 Jy ! Total flux subtracted in 200 components = 0.00498557 Jy ! Clean residual min=-0.004431 max=0.004661 Jy/beam ! Clean residual mean=0.000004 rms=0.000971 Jy/beam ! Combined flux in latest and established models = 0.255675 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 35 components and 0.255675 Jy ! Inverting map ! Added new window around map position (15.6, 2.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178331 Jy ! Component: 100 - total flux cleaned = 0.00239801 Jy ! Component: 150 - total flux cleaned = 0.00266084 Jy ! Component: 200 - total flux cleaned = 0.00240827 Jy ! Total flux subtracted in 200 components = 0.00240827 Jy ! Clean residual min=-0.003037 max=0.003281 Jy/beam ! Clean residual mean=0.000003 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.258083 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 65 components and 0.258083 Jy ! Inverting map ! Added new window around map position (26.1, 7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206697 Jy ! Component: 100 - total flux cleaned = 0.00286853 Jy ! Component: 150 - total flux cleaned = 0.00330648 Jy ! Component: 200 - total flux cleaned = 0.00362763 Jy ! Total flux subtracted in 200 components = 0.00362763 Jy ! Clean residual min=-0.002206 max=0.002214 Jy/beam ! Clean residual mean=0.000002 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.261711 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 86 components and 0.261711 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=4.065 mas, bmaj=4.878 mas, bpa=63.62 degrees ! Estimated noise=0.747906 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000241289 Jy ! Component: 100 - total flux cleaned = -0.000397977 Jy ! Component: 150 - total flux cleaned = -0.000536415 Jy ! Component: 200 - total flux cleaned = -0.000576793 Jy ! Total flux subtracted in 200 components = -0.000576793 Jy ! Clean residual min=-0.001895 max=0.001924 Jy/beam ! Clean residual mean=0.000004 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.261134 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 = -7.65957e-05 Jy ! Component: 100 - total flux cleaned = -0.000292367 Jy ! Component: 150 - total flux cleaned = -0.000323772 Jy ! Component: 200 - total flux cleaned = -0.000384764 Jy ! Total flux subtracted in 200 components = -0.000384764 Jy ! Clean residual min=-0.001730 max=0.001754 Jy/beam ! Clean residual mean=0.000004 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.260749 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 147 components and 0.260749 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.394 mas, bmaj=4.715 mas, bpa=69.8 degrees ! Estimated noise=0.635437 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000131848 Jy ! Component: 100 - total flux cleaned = -0.000134845 Jy ! Component: 150 - total flux cleaned = -0.000293216 Jy ! Component: 200 - total flux cleaned = -0.000433793 Jy ! Total flux subtracted in 200 components = -0.000433793 Jy ! Clean residual min=-0.001708 max=0.001846 Jy/beam ! Clean residual mean=0.000002 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.260316 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 173 components and 0.260315 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=0.020162Jy sigma=0.604186 ! Fit after self-cal, rms=0.020119Jy sigma=0.602442 wmodel J1642+2523_C_map.mod ! Writing 173 model components to file: J1642+2523_C_map.mod wobs J1642+2523_C_uvs.fits ! Writing UV FITS file: J1642+2523_C_uvs.fits wwins J1642+2523_C_map.win ! wwins: Wrote 7 windows to J1642+2523_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 = 0.000364191 Jy ! Component: 100 - total flux cleaned = 0.000544584 Jy ! Component: 150 - total flux cleaned = 0.000743128 Jy ! Component: 200 - total flux cleaned = 0.000823408 Jy ! Component: 250 - total flux cleaned = 0.000848566 Jy ! Component: 300 - total flux cleaned = 0.000923877 Jy ! Component: 350 - total flux cleaned = 0.000948173 Jy ! Component: 400 - total flux cleaned = 0.00101812 Jy ! Component: 450 - total flux cleaned = 0.00113095 Jy ! Component: 500 - total flux cleaned = 0.00115226 Jy ! Component: 550 - total flux cleaned = 0.00119549 Jy ! Component: 600 - total flux cleaned = 0.00123728 Jy ! Component: 650 - total flux cleaned = 0.00123752 Jy ! Component: 700 - total flux cleaned = 0.00129813 Jy ! Component: 750 - total flux cleaned = 0.00135719 Jy ! Component: 800 - total flux cleaned = 0.00143339 Jy ! Component: 850 - total flux cleaned = 0.00145175 Jy ! Component: 900 - total flux cleaned = 0.00152483 Jy ! Component: 950 - total flux cleaned = 0.00154241 Jy ! Component: 1000 - total flux cleaned = 0.00166476 Jy ! Component: 1050 - total flux cleaned = 0.00169888 Jy ! Component: 1100 - total flux cleaned = 0.0017501 Jy ! Component: 1150 - total flux cleaned = 0.00181697 Jy ! Component: 1200 - total flux cleaned = 0.0018006 Jy ! Component: 1250 - total flux cleaned = 0.00184885 Jy ! Component: 1300 - total flux cleaned = 0.00189657 Jy ! Component: 1350 - total flux cleaned = 0.00195899 Jy ! Component: 1400 - total flux cleaned = 0.00195879 Jy ! Component: 1450 - total flux cleaned = 0.00203477 Jy ! Component: 1500 - total flux cleaned = 0.00206481 Jy ! Component: 1550 - total flux cleaned = 0.00216833 Jy ! Component: 1600 - total flux cleaned = 0.00225593 Jy ! Component: 1650 - total flux cleaned = 0.00232802 Jy ! Component: 1700 - total flux cleaned = 0.00248452 Jy ! Component: 1750 - total flux cleaned = 0.0025408 Jy ! Component: 1800 - total flux cleaned = 0.00268012 Jy ! Component: 1850 - total flux cleaned = 0.00273532 Jy ! Component: 1900 - total flux cleaned = 0.00287166 Jy ! Component: 1950 - total flux cleaned = 0.00297942 Jy ! Component: 2000 - total flux cleaned = 0.003073 Jy ! Component: 2050 - total flux cleaned = 0.00319209 Jy ! Component: 2100 - total flux cleaned = 0.00330988 Jy ! Component: 2150 - total flux cleaned = 0.00340077 Jy ! Component: 2200 - total flux cleaned = 0.00352911 Jy ! Component: 2250 - total flux cleaned = 0.00360533 Jy ! Component: 2300 - total flux cleaned = 0.00370597 Jy ! Component: 2350 - total flux cleaned = 0.0038306 Jy ! Component: 2400 - total flux cleaned = 0.00390452 Jy ! Component: 2450 - total flux cleaned = 0.00399015 Jy ! Component: 2500 - total flux cleaned = 0.00403881 Jy ! Component: 2550 - total flux cleaned = 0.00414709 Jy ! Component: 2600 - total flux cleaned = 0.00425431 Jy ! Component: 2650 - total flux cleaned = 0.00432543 Jy ! Component: 2700 - total flux cleaned = 0.00440748 Jy ! Component: 2750 - total flux cleaned = 0.00450041 Jy ! Component: 2800 - total flux cleaned = 0.00455817 Jy ! Component: 2850 - total flux cleaned = 0.00463807 Jy ! Component: 2900 - total flux cleaned = 0.0047061 Jy ! Component: 2950 - total flux cleaned = 0.00479583 Jy ! Component: 3000 - total flux cleaned = 0.00487374 Jy ! Component: 3050 - total flux cleaned = 0.00493996 Jy ! Component: 3100 - total flux cleaned = 0.00502765 Jy ! Component: 3150 - total flux cleaned = 0.00508189 Jy ! Component: 3200 - total flux cleaned = 0.00513597 Jy ! Component: 3250 - total flux cleaned = 0.00520034 Jy ! Component: 3300 - total flux cleaned = 0.00531725 Jy ! Component: 3350 - total flux cleaned = 0.00535946 Jy ! Component: 3400 - total flux cleaned = 0.00545371 Jy ! Component: 3450 - total flux cleaned = 0.00551603 Jy ! Component: 3500 - total flux cleaned = 0.0055883 Jy ! Component: 3550 - total flux cleaned = 0.00566009 Jy ! Component: 3600 - total flux cleaned = 0.0057008 Jy ! Component: 3650 - total flux cleaned = 0.00574126 Jy ! Component: 3700 - total flux cleaned = 0.00585166 Jy ! Component: 3750 - total flux cleaned = 0.00589143 Jy ! Component: 3800 - total flux cleaned = 0.00597061 Jy ! Component: 3850 - total flux cleaned = 0.00601976 Jy ! Component: 3900 - total flux cleaned = 0.00611748 Jy ! Component: 3950 - total flux cleaned = 0.00616603 Jy ! Component: 4000 - total flux cleaned = 0.006224 Jy ! Component: 4050 - total flux cleaned = 0.00633908 Jy ! Total flux subtracted in 4096 components = 0.00640576 Jy ! Clean residual min=-0.000544 max=0.000522 Jy/beam ! Clean residual mean=0.000004 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.266721 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 468 components and 0.266721 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1642+2523_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.394 x 4.715 at 69.8 degrees (North through East) ! Clean map min=-0.0079025 max=0.28449 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1642+2523_C_map.fits wmodel /vlbi/sb072/temp_maps//J1642+2523_C_map.mod ! Writing 468 model components to file: /vlbi/sb072/temp_maps//J1642+2523_C_map.mod wobs /vlbi/sb072/temp_maps//J1642+2523_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1642+2523_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1642+2523_C_map.win ! wwins: Wrote 8 windows to /vlbi/sb072/temp_maps//J1642+2523_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.284493 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000174969 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.184506 0.184506 0.369012 0.738025 1.47605 2.9521 5.9042 11.8084 23.6168 47.2336 94.4672 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.284 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1625.96 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1642+2523_C_dfm.log closed on Fri Jan 25 19:41:20 2019