! Started logfile: /vlbi/bs262/maps//J0208-2650_C_20180501_dfm.log on Mon Jun 4 23:13:08 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/bs262/maps//J0208-2650_C_20180501_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0208-2650_C_20180501_uva.fits ! AN table 1: 22 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.977273 visibilities/baseline/integration-bin. ! Found source: J0208-2650 ! ! 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 4816 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 J0208-2650_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002245Jy sigma=19.491493 ! Fit after self-cal, rms=0.880547Jy sigma=17.078648 ! 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=1.133 mas, bmaj=3.098 mas, bpa=-4.923 degrees ! Estimated noise=0.877431 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 = 0.0940713 Jy ! Component: 100 - total flux cleaned = 0.114585 Jy ! Total flux subtracted in 100 components = 0.114585 Jy ! Clean residual min=-0.005676 max=0.006022 Jy/beam ! Clean residual mean=0.000002 rms=0.001045 Jy/beam ! Combined flux in latest and established models = 0.114585 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.114585 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=0.043118Jy sigma=0.727915 ! Fit after self-cal, rms=0.043060Jy sigma=0.727819 ! 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=1.55 mas, bmaj=3.919 mas, bpa=-3.873 degrees ! Estimated noise=0.55038 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 = 0.00652249 Jy ! Component: 100 - total flux cleaned = 0.00794076 Jy ! Component: 150 - total flux cleaned = 0.00795058 Jy ! Component: 200 - total flux cleaned = 0.00795481 Jy ! Total flux subtracted in 200 components = 0.00795481 Jy ! Clean residual min=-0.006850 max=0.005030 Jy/beam ! Clean residual mean=0.000010 rms=0.001431 Jy/beam ! Combined flux in latest and established models = 0.12254 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.12254 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=0.042572Jy sigma=0.706105 ! Fit after self-cal, rms=0.042575Jy sigma=0.706080 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.55 x 3.919 at -3.873 degrees (North through East) ! Clean map min=-0.0066453 max=0.12219 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.96 LA 1.08 MK 0.97 ! NL 1.13 OV 0.94 PT 0.86 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.94 LA 1.05 MK 0.99 ! NL 1.13 OV 1.04 PT 1.12 SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 0.97 LA 1.03 MK 1.00 ! NL 1.04 OV 1.02 PT 0.54 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.92 LA 1.07 MK 0.98 ! NL 1.05 OV 1.07 PT 1.03 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 3.01 FD 0.95 LA 1.05 MK 1.01 ! NL 1.09 OV 1.03 PT 0.94 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.92 LA 1.08 MK 0.96 ! NL 1.10 OV 1.05 PT 0.92 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.89 LA 1.06 MK 1.00 ! NL 1.06 OV 1.07 PT 0.85 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.92 LA 1.04 MK 1.07 ! NL 1.09 OV 1.04 PT 0.93 SC 1.00 ! ! ! Fit before self-cal, rms=0.042575Jy sigma=0.706080 ! Fit after self-cal, rms=0.059077Jy sigma=0.573734 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.547 mas, bmaj=3.934 mas, bpa=-3.641 degrees ! Estimated noise=0.54894 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 = -0.000313574 Jy ! Component: 100 - total flux cleaned = -0.000315331 Jy ! Component: 150 - total flux cleaned = -0.000297045 Jy ! Component: 200 - total flux cleaned = -0.000264827 Jy ! Total flux subtracted in 200 components = -0.000264827 Jy ! Clean residual min=-0.001830 max=0.001546 Jy/beam ! Clean residual mean=0.000002 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.122275 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 15 components and 0.122275 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=0.059040Jy sigma=0.573381 ! Fit after self-cal, rms=0.059130Jy sigma=0.572474 ! 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=0.059130Jy sigma=0.572474 ! Fit after self-cal, rms=0.059243Jy sigma=0.572425 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.549 mas, bmaj=3.939 mas, bpa=-3.643 degrees ! Estimated noise=0.549536 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00018468 Jy ! Component: 100 - total flux cleaned = -0.000170222 Jy ! Component: 150 - total flux cleaned = -0.000157611 Jy ! Component: 200 - total flux cleaned = -0.000146142 Jy ! Total flux subtracted in 200 components = -0.000146142 Jy ! Clean residual min=-0.001792 max=0.001503 Jy/beam ! Clean residual mean=0.000002 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.122129 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 16 components and 0.122129 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=0.059221Jy sigma=0.572287 ! Fit after self-cal, rms=0.059221Jy sigma=0.572283 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 = 1.5036e-05 Jy ! Component: 100 - total flux cleaned = 4.24169e-06 Jy ! Component: 150 - total flux cleaned = 3.83518e-06 Jy ! Component: 200 - total flux cleaned = 3.51278e-06 Jy ! Total flux subtracted in 200 components = 3.51278e-06 Jy ! Clean residual min=-0.001782 max=0.001508 Jy/beam ! Clean residual mean=0.000002 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.122132 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 22 components and 0.122132 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=0.059214Jy sigma=0.572203 ! Fit after self-cal, rms=0.059213Jy sigma=0.572201 ! 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=0.059213Jy sigma=0.572201 ! Fit after self-cal, rms=0.059301Jy sigma=0.572184 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.551 mas, bmaj=3.942 mas, bpa=-3.638 degrees ! Estimated noise=0.550044 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.56984e-05 Jy ! Component: 100 - total flux cleaned = -8.59528e-05 Jy ! Component: 150 - total flux cleaned = -8.47793e-05 Jy ! Component: 200 - total flux cleaned = -8.39294e-05 Jy ! Total flux subtracted in 200 components = -8.39294e-05 Jy ! Clean residual min=-0.001779 max=0.001509 Jy/beam ! Clean residual mean=0.000002 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.122048 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 26 components and 0.122048 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=0.059292Jy sigma=0.572126 ! Fit after self-cal, rms=0.059291Jy sigma=0.572125 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 = 1.14439e-06 Jy ! Component: 100 - total flux cleaned = -6.71626e-06 Jy ! Component: 150 - total flux cleaned = -1.3539e-05 Jy ! Component: 200 - total flux cleaned = -1.38762e-05 Jy ! Total flux subtracted in 200 components = -1.38762e-05 Jy ! Clean residual min=-0.001771 max=0.001513 Jy/beam ! Clean residual mean=0.000002 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.122035 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 28 components and 0.122034 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=0.059287Jy sigma=0.572077 ! Fit after self-cal, rms=0.059287Jy sigma=0.572076 ! 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=0.059287Jy sigma=0.572076 ! Fit after self-cal, rms=0.059334Jy sigma=0.572068 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.172 mas, bmaj=10.19 mas, bpa=2.098 degrees ! Estimated noise=0.68842 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.29636e-05 Jy ! Component: 100 - total flux cleaned = 2.2888e-05 Jy ! Component: 150 - total flux cleaned = 2.2134e-05 Jy ! Component: 200 - total flux cleaned = 2.13526e-05 Jy ! Total flux subtracted in 200 components = 2.13526e-05 Jy ! Clean residual min=-0.001939 max=0.001867 Jy/beam ! Clean residual mean=0.000003 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.122056 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 33 components and 0.122056 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=0.059334Jy sigma=0.572053 ! Fit after self-cal, rms=0.059333Jy sigma=0.572051 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 = -1.07758e-05 Jy ! Component: 100 - total flux cleaned = -2.32054e-06 Jy ! Component: 150 - total flux cleaned = -3.15189e-06 Jy ! Component: 200 - total flux cleaned = -3.96877e-06 Jy ! Total flux subtracted in 200 components = -3.96877e-06 Jy ! Clean residual min=-0.001937 max=0.001863 Jy/beam ! Clean residual mean=0.000003 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.122052 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 35 components and 0.122052 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=0.059333Jy sigma=0.572053 ! Fit after self-cal, rms=0.059332Jy sigma=0.572051 ! 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=1.552 mas, bmaj=3.944 mas, bpa=-3.627 degrees ! Estimated noise=0.550332 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.552 x 3.944 at -3.627 degrees (North through East) ! Clean map min=-0.0017192 max=0.12239 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=1.129 mas, bmaj=3.112 mas, bpa=-4.819 degrees ! Estimated noise=0.889462 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0953407 Jy ! Component: 100 - total flux cleaned = 0.116131 Jy ! Component: 150 - total flux cleaned = 0.121254 Jy ! Component: 200 - total flux cleaned = 0.121625 Jy ! Total flux subtracted in 200 components = 0.121625 Jy ! Clean residual min=-0.002566 max=0.002308 Jy/beam ! Clean residual mean=-0.000000 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.121625 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 0.121625 Jy ! Inverting map and beam ! Estimated beam: bmin=1.552 mas, bmaj=3.944 mas, bpa=-3.627 degrees ! Estimated noise=0.550332 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 = 0.000411925 Jy ! Component: 100 - total flux cleaned = 0.00040816 Jy ! Component: 150 - total flux cleaned = 0.000381283 Jy ! Component: 200 - total flux cleaned = 0.000383326 Jy ! Total flux subtracted in 200 components = 0.000383326 Jy ! Clean residual min=-0.001851 max=0.001494 Jy/beam ! Clean residual mean=0.000002 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.122008 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.122008 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=4.172 mas, bmaj=10.19 mas, bpa=2.098 degrees ! Estimated noise=0.68842 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.23665e-05 Jy ! Component: 100 - total flux cleaned = 4.2174e-05 Jy ! Component: 150 - total flux cleaned = 5.04092e-05 Jy ! Component: 200 - total flux cleaned = 5.76171e-05 Jy ! Total flux subtracted in 200 components = 5.76171e-05 Jy ! Clean residual min=-0.001980 max=0.001849 Jy/beam ! Clean residual mean=0.000003 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.122066 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 = 4.82187e-07 Jy ! Component: 100 - total flux cleaned = 6.43763e-06 Jy ! Component: 150 - total flux cleaned = 6.92375e-06 Jy ! Component: 200 - total flux cleaned = 7.41858e-06 Jy ! Total flux subtracted in 200 components = 7.41858e-06 Jy ! Clean residual min=-0.001963 max=0.001854 Jy/beam ! Clean residual mean=0.000003 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.122073 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 26 components and 0.122073 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.552 mas, bmaj=3.944 mas, bpa=-3.627 degrees ! Estimated noise=0.550332 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.276e-05 Jy ! Component: 100 - total flux cleaned = -4.12122e-05 Jy ! Component: 150 - total flux cleaned = -4.15408e-05 Jy ! Component: 200 - total flux cleaned = -6.19377e-05 Jy ! Total flux subtracted in 200 components = -6.19377e-05 Jy ! Clean residual min=-0.001806 max=0.001498 Jy/beam ! Clean residual mean=0.000002 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.122012 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 31 components and 0.122011 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=0.059335Jy sigma=0.572213 ! Fit after self-cal, rms=0.059335Jy sigma=0.572208 wmodel J0208-2650_C_map.mod ! Writing 31 model components to file: J0208-2650_C_map.mod wobs J0208-2650_C_uvs.fits ! Writing UV FITS file: J0208-2650_C_uvs.fits wwins J0208-2650_C_map.win ! wwins: Wrote 1 windows to J0208-2650_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 = -0.000808795 Jy ! Component: 100 - total flux cleaned = -0.00129866 Jy ! Component: 150 - total flux cleaned = -0.00159144 Jy ! Component: 200 - total flux cleaned = -0.00181792 Jy ! Component: 250 - total flux cleaned = -0.00210874 Jy ! Component: 300 - total flux cleaned = -0.0023661 Jy ! Component: 350 - total flux cleaned = -0.00256969 Jy ! Component: 400 - total flux cleaned = -0.00272295 Jy ! Component: 450 - total flux cleaned = -0.00287098 Jy ! Component: 500 - total flux cleaned = -0.00303538 Jy ! Component: 550 - total flux cleaned = -0.00315535 Jy ! Component: 600 - total flux cleaned = -0.00327285 Jy ! Component: 650 - total flux cleaned = -0.00342553 Jy ! Component: 700 - total flux cleaned = -0.0035748 Jy ! Component: 750 - total flux cleaned = -0.00362984 Jy ! Component: 800 - total flux cleaned = -0.00371985 Jy ! Component: 850 - total flux cleaned = -0.00386053 Jy ! Component: 900 - total flux cleaned = -0.00396389 Jy ! Component: 950 - total flux cleaned = -0.00406555 Jy ! Component: 1000 - total flux cleaned = -0.00416559 Jy ! Component: 1050 - total flux cleaned = -0.00429635 Jy ! Component: 1100 - total flux cleaned = -0.00431217 Jy ! Component: 1150 - total flux cleaned = -0.0043917 Jy ! Component: 1200 - total flux cleaned = -0.00450119 Jy ! Component: 1250 - total flux cleaned = -0.00453202 Jy ! Component: 1300 - total flux cleaned = -0.00460818 Jy ! Component: 1350 - total flux cleaned = -0.00466862 Jy ! Component: 1400 - total flux cleaned = -0.00477267 Jy ! Component: 1450 - total flux cleaned = -0.00478707 Jy ! Component: 1500 - total flux cleaned = -0.00483081 Jy ! Component: 1550 - total flux cleaned = -0.00490284 Jy ! Component: 1600 - total flux cleaned = -0.00495963 Jy ! Component: 1650 - total flux cleaned = -0.00500174 Jy ! Component: 1700 - total flux cleaned = -0.00507107 Jy ! Component: 1750 - total flux cleaned = -0.00512608 Jy ! Component: 1800 - total flux cleaned = -0.00520745 Jy ! Component: 1850 - total flux cleaned = -0.00523435 Jy ! Component: 1900 - total flux cleaned = -0.00530073 Jy ! Component: 1950 - total flux cleaned = -0.00534001 Jy ! Component: 2000 - total flux cleaned = -0.00539199 Jy ! Component: 2050 - total flux cleaned = -0.00543061 Jy ! Component: 2100 - total flux cleaned = -0.00548175 Jy ! Component: 2150 - total flux cleaned = -0.00553214 Jy ! Component: 2200 - total flux cleaned = -0.00559445 Jy ! Component: 2250 - total flux cleaned = -0.00565609 Jy ! Component: 2300 - total flux cleaned = -0.00566832 Jy ! Component: 2350 - total flux cleaned = -0.00571676 Jy ! Component: 2400 - total flux cleaned = -0.00575264 Jy ! Component: 2450 - total flux cleaned = -0.00577649 Jy ! Component: 2500 - total flux cleaned = -0.00584721 Jy ! Component: 2550 - total flux cleaned = -0.00585886 Jy ! Component: 2600 - total flux cleaned = -0.0059053 Jy ! Component: 2650 - total flux cleaned = -0.00595128 Jy ! Component: 2700 - total flux cleaned = -0.00598542 Jy ! Component: 2750 - total flux cleaned = -0.0059969 Jy ! Component: 2800 - total flux cleaned = -0.00601957 Jy ! Component: 2850 - total flux cleaned = -0.00609749 Jy ! Component: 2900 - total flux cleaned = -0.00609742 Jy ! Component: 2950 - total flux cleaned = -0.00611942 Jy ! Component: 3000 - total flux cleaned = -0.00616304 Jy ! Component: 3050 - total flux cleaned = -0.00618456 Jy ! Component: 3100 - total flux cleaned = -0.0061847 Jy ! Component: 3150 - total flux cleaned = -0.00621667 Jy ! Component: 3200 - total flux cleaned = -0.0062485 Jy ! Component: 3250 - total flux cleaned = -0.00621687 Jy ! Component: 3300 - total flux cleaned = -0.00625881 Jy ! Component: 3350 - total flux cleaned = -0.00624836 Jy ! Component: 3400 - total flux cleaned = -0.00626918 Jy ! Component: 3450 - total flux cleaned = -0.00626918 Jy ! Component: 3500 - total flux cleaned = -0.00628975 Jy ! Component: 3550 - total flux cleaned = -0.00625901 Jy ! Component: 3600 - total flux cleaned = -0.00628966 Jy ! Component: 3650 - total flux cleaned = -0.00628969 Jy ! Component: 3700 - total flux cleaned = -0.00629982 Jy ! Component: 3750 - total flux cleaned = -0.00634026 Jy ! Component: 3800 - total flux cleaned = -0.00636048 Jy ! Component: 3850 - total flux cleaned = -0.00636051 Jy ! Component: 3900 - total flux cleaned = -0.00640055 Jy ! Component: 3950 - total flux cleaned = -0.0064505 Jy ! Component: 4000 - total flux cleaned = -0.00649033 Jy ! Component: 4050 - total flux cleaned = -0.00653008 Jy ! Total flux subtracted in 4096 components = -0.00655982 Jy ! Clean residual min=-0.000577 max=0.000543 Jy/beam ! Clean residual mean=0.000000 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.115452 Jy keep ! Adding 274 model components to the UV plane model. ! The established model now contains 305 components and 0.115452 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0208-2650_C_20180501_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.552 x 3.944 at -3.627 degrees (North through East) ! Clean map min=-0.0013685 max=0.12225 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0208-2650_C_20180501_map.fits wmodel /vlbi/bs262/maps//J0208-2650_C_20180501_map.mod ! Writing 305 model components to file: /vlbi/bs262/maps//J0208-2650_C_20180501_map.mod wobs /vlbi/bs262/maps//J0208-2650_C_20180501_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0208-2650_C_20180501_uvs.fits wwins /vlbi/bs262/maps//J0208-2650_C_20180501_map.win ! wwins: Wrote 2 windows to /vlbi/bs262/maps//J0208-2650_C_20180501_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.122249 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000160995 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.395082 0.395082 0.790164 1.58033 3.16066 6.32131 12.6426 25.2852 50.5705 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.122 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 759.335 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0208-2650_C_20180501_dfm.log closed on Mon Jun 4 23:13:12 2018