! Started logfile: /vlbi/bs262/maps//J0206-0957_C_20180501_dfm.log on Mon Jun 4 23:12:57 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//J0206-0957_C_20180501_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0206-0957_C_20180501_uva.fits ! AN table 1: 90 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0206-0957 ! ! 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 20160 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 J0206-0957_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=1.000611Jy sigma=22.598382 ! Fit after self-cal, rms=0.986300Jy sigma=22.289785 ! 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=1.314 mas, bmaj=3.033 mas, bpa=-2.647 degrees ! Estimated noise=0.713579 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 = 0.0105842 Jy ! Component: 100 - total flux cleaned = 0.0129127 Jy ! Total flux subtracted in 100 components = 0.0129127 Jy ! Clean residual min=-0.002038 max=0.002094 Jy/beam ! Clean residual mean=0.000002 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.0129127 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0129127 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=0.028582Jy sigma=0.558389 ! Fit after self-cal, rms=0.026962Jy sigma=0.518337 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00361998 Jy ! Component: 100 - total flux cleaned = 0.00388056 Jy ! Total flux subtracted in 100 components = 0.00388056 Jy ! Clean residual min=-0.001792 max=0.001909 Jy/beam ! Clean residual mean=0.000001 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.0167933 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 0.0167933 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=0.026530Jy sigma=0.509319 ! Fit after self-cal, rms=0.026520Jy sigma=0.509193 ! 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=1.669 mas, bmaj=3.734 mas, bpa=-0.6833 degrees ! Estimated noise=0.235098 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 = 5.81775e-06 Jy ! Component: 100 - total flux cleaned = -8.95119e-05 Jy ! Component: 150 - total flux cleaned = -0.000184663 Jy ! Component: 200 - total flux cleaned = -0.000251531 Jy ! Total flux subtracted in 200 components = -0.000251531 Jy ! Clean residual min=-0.000987 max=0.000835 Jy/beam ! Clean residual mean=0.000002 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0165417 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 21 components and 0.0165417 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=0.026498Jy sigma=0.508933 ! Fit after self-cal, rms=0.026483Jy sigma=0.508905 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.669 x 3.734 at -0.6833 degrees (North through East) ! Clean map min=-0.00093702 max=0.017388 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.71 KP 1.00 LA 1.14 ! MK 0.91 NL 0.98 OV 0.94 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.73 KP 1.06 LA 1.11 ! MK 0.91 NL 1.08 OV 1.02 SC 0.87 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.87 KP 1.10 LA 1.15 ! MK 0.91 NL 1.08 OV 0.94 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.90 KP 1.07 LA 0.96 ! MK 0.97 NL 1.16 OV 1.00 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.90 KP 1.10 LA 1.08 ! MK 1.04 NL 1.01 OV 0.97 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.92 KP 1.02 LA 1.11 ! MK 1.01 NL 1.09 OV 0.99 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.87 KP 0.93 LA 1.13 ! MK 0.93 NL 1.12 OV 1.04 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.89 KP 0.97 LA 1.19 ! MK 0.91 NL 1.12 OV 1.00 SC 1.06 ! ! ! Fit before self-cal, rms=0.026483Jy sigma=0.508905 ! Fit after self-cal, rms=0.025788Jy sigma=0.506277 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.653 mas, bmaj=3.726 mas, bpa=-0.8349 degrees ! Estimated noise=0.23359 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 = -7.61406e-05 Jy ! Component: 100 - total flux cleaned = -8.37977e-05 Jy ! Component: 150 - total flux cleaned = -8.703e-05 Jy ! Component: 200 - total flux cleaned = -8.98928e-05 Jy ! Total flux subtracted in 200 components = -8.98928e-05 Jy ! Clean residual min=-0.000621 max=0.000582 Jy/beam ! Clean residual mean=0.000000 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0164518 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 31 components and 0.0164518 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=0.025787Jy sigma=0.506262 ! Fit after self-cal, rms=0.025902Jy sigma=0.505638 ! 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=0.025902Jy sigma=0.505638 ! Fit after self-cal, rms=0.026437Jy sigma=0.505471 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.654 mas, bmaj=3.735 mas, bpa=-0.7477 degrees ! Estimated noise=0.234082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.40355e-05 Jy ! Component: 100 - total flux cleaned = -9.25904e-05 Jy ! Component: 150 - total flux cleaned = -9.49726e-05 Jy ! Component: 200 - total flux cleaned = -9.70386e-05 Jy ! Total flux subtracted in 200 components = -9.70386e-05 Jy ! Clean residual min=-0.000628 max=0.000554 Jy/beam ! Clean residual mean=0.000000 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.0163548 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 36 components and 0.0163548 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=0.026437Jy sigma=0.505463 ! Fit after self-cal, rms=0.026522Jy sigma=0.505377 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 = -6.51679e-06 Jy ! Component: 100 - total flux cleaned = -1.36396e-05 Jy ! Component: 150 - total flux cleaned = -1.36729e-05 Jy ! Component: 200 - total flux cleaned = -1.22386e-05 Jy ! Total flux subtracted in 200 components = -1.22386e-05 Jy ! Clean residual min=-0.000636 max=0.000532 Jy/beam ! Clean residual mean=0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0163426 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 38 components and 0.0163426 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=0.026521Jy sigma=0.505374 ! Fit after self-cal, rms=0.026522Jy sigma=0.505359 ! 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=0.026522Jy sigma=0.505359 ! Fit after self-cal, rms=0.027039Jy sigma=0.505317 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.657 mas, bmaj=3.745 mas, bpa=-0.6369 degrees ! Estimated noise=0.235268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.65984e-06 Jy ! Component: 100 - total flux cleaned = -2.78134e-06 Jy ! Component: 150 - total flux cleaned = -9.3649e-06 Jy ! Component: 200 - total flux cleaned = -1.11678e-05 Jy ! Total flux subtracted in 200 components = -1.11678e-05 Jy ! Clean residual min=-0.000635 max=0.000521 Jy/beam ! Clean residual mean=0.000000 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.0163314 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 39 components and 0.0163314 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=0.027038Jy sigma=0.505310 ! Fit after self-cal, rms=0.027092Jy sigma=0.505286 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 = -2.53758e-06 Jy ! Component: 100 - total flux cleaned = -7.2576e-06 Jy ! Component: 150 - total flux cleaned = -5.81695e-06 Jy ! Component: 200 - total flux cleaned = -4.49125e-06 Jy ! Total flux subtracted in 200 components = -4.49125e-06 Jy ! Clean residual min=-0.000643 max=0.000518 Jy/beam ! Clean residual mean=0.000000 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.0163269 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 43 components and 0.0163269 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=0.027092Jy sigma=0.505283 ! Fit after self-cal, rms=0.027093Jy sigma=0.505263 ! 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=0.027093Jy sigma=0.505263 ! Fit after self-cal, rms=0.027503Jy sigma=0.505240 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.897 mas, bmaj=6.433 mas, bpa=-6.612 degrees ! Estimated noise=0.301299 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.13137e-05 Jy ! Component: 100 - total flux cleaned = 8.34525e-05 Jy ! Component: 150 - total flux cleaned = 7.97952e-05 Jy ! Component: 200 - total flux cleaned = 7.47557e-05 Jy ! Total flux subtracted in 200 components = 7.47557e-05 Jy ! Clean residual min=-0.000713 max=0.000548 Jy/beam ! Clean residual mean=0.000000 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.0164017 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 48 components and 0.0164017 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=0.027503Jy sigma=0.505244 ! Fit after self-cal, rms=0.027541Jy sigma=0.505170 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 = 2.97046e-05 Jy ! Component: 100 - total flux cleaned = 2.46612e-05 Jy ! Component: 150 - total flux cleaned = 2.02033e-05 Jy ! Component: 200 - total flux cleaned = 1.62961e-05 Jy ! Total flux subtracted in 200 components = 1.62961e-05 Jy ! Clean residual min=-0.000729 max=0.000532 Jy/beam ! Clean residual mean=0.000001 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.0164179 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 48 components and 0.0164179 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=0.027542Jy sigma=0.505178 ! Fit after self-cal, rms=0.027542Jy sigma=0.505175 ! 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=1.661 mas, bmaj=3.754 mas, bpa=-0.5208 degrees ! Estimated noise=0.236296 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.661 x 3.754 at -0.5208 degrees (North through East) ! Clean map min=-0.00061099 max=0.017343 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=1.313 mas, bmaj=3.055 mas, bpa=-2.536 degrees ! Estimated noise=0.723053 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0137122 Jy ! Component: 100 - total flux cleaned = 0.0166955 Jy ! Component: 150 - total flux cleaned = 0.0166742 Jy ! Component: 200 - total flux cleaned = 0.0165556 Jy ! Total flux subtracted in 200 components = 0.0165556 Jy ! Clean residual min=-0.001721 max=0.001798 Jy/beam ! Clean residual mean=-0.000000 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.0165556 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0165556 Jy ! Inverting map and beam ! Estimated beam: bmin=1.661 mas, bmaj=3.754 mas, bpa=-0.5208 degrees ! Estimated noise=0.236296 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 = 1.03807e-05 Jy ! Component: 100 - total flux cleaned = -6.83512e-05 Jy ! Component: 150 - total flux cleaned = -0.000138875 Jy ! Component: 200 - total flux cleaned = -0.000166215 Jy ! Total flux subtracted in 200 components = -0.000166215 Jy ! Clean residual min=-0.000688 max=0.000528 Jy/beam ! Clean residual mean=0.000000 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.0163894 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 20 components and 0.0163894 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=3.897 mas, bmaj=6.433 mas, bpa=-6.612 degrees ! Estimated noise=0.301299 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.86755e-05 Jy ! Component: 100 - total flux cleaned = 7.91672e-05 Jy ! Component: 150 - total flux cleaned = 7.93929e-05 Jy ! Component: 200 - total flux cleaned = 7.2039e-05 Jy ! Total flux subtracted in 200 components = 7.2039e-05 Jy ! Clean residual min=-0.000744 max=0.000537 Jy/beam ! Clean residual mean=0.000001 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.0164614 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 = -4.53097e-06 Jy ! Component: 100 - total flux cleaned = -1.10091e-05 Jy ! Component: 150 - total flux cleaned = -1.50119e-05 Jy ! Component: 200 - total flux cleaned = -1.8905e-05 Jy ! Total flux subtracted in 200 components = -1.8905e-05 Jy ! Clean residual min=-0.000741 max=0.000534 Jy/beam ! Clean residual mean=0.000001 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.0164425 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 31 components and 0.0164425 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.661 mas, bmaj=3.754 mas, bpa=-0.5208 degrees ! Estimated noise=0.236296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000115944 Jy ! Component: 100 - total flux cleaned = -9.72331e-05 Jy ! Component: 150 - total flux cleaned = -0.000100547 Jy ! Component: 200 - total flux cleaned = -0.000100585 Jy ! Total flux subtracted in 200 components = -0.000100585 Jy ! Clean residual min=-0.000654 max=0.000533 Jy/beam ! Clean residual mean=0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0163419 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 37 components and 0.0163419 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=0.027543Jy sigma=0.505178 ! Fit after self-cal, rms=0.027542Jy sigma=0.505165 wmodel J0206-0957_C_map.mod ! Writing 37 model components to file: J0206-0957_C_map.mod wobs J0206-0957_C_uvs.fits ! Writing UV FITS file: J0206-0957_C_uvs.fits wwins J0206-0957_C_map.win ! wwins: Wrote 1 windows to J0206-0957_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 = -0.000157128 Jy ! Component: 100 - total flux cleaned = -0.00021157 Jy ! Component: 150 - total flux cleaned = -0.000220319 Jy ! Component: 200 - total flux cleaned = -0.000220456 Jy ! Component: 250 - total flux cleaned = -0.000220454 Jy ! Component: 300 - total flux cleaned = -0.000198116 Jy ! Component: 350 - total flux cleaned = -0.000176487 Jy ! Component: 400 - total flux cleaned = -0.000155558 Jy ! Component: 450 - total flux cleaned = -0.000122104 Jy ! Component: 500 - total flux cleaned = -0.000102801 Jy ! Component: 550 - total flux cleaned = -7.77526e-05 Jy ! Component: 600 - total flux cleaned = -5.3464e-05 Jy ! Component: 650 - total flux cleaned = -3.56151e-05 Jy ! Component: 700 - total flux cleaned = -1.25002e-05 Jy ! Component: 750 - total flux cleaned = 1.00837e-05 Jy ! Component: 800 - total flux cleaned = 2.67193e-05 Jy ! Component: 850 - total flux cleaned = 4.29127e-05 Jy ! Component: 900 - total flux cleaned = 4.83344e-05 Jy ! Component: 950 - total flux cleaned = 7.40519e-05 Jy ! Component: 1000 - total flux cleaned = 8.41122e-05 Jy ! Component: 1050 - total flux cleaned = 8.40576e-05 Jy ! Component: 1100 - total flux cleaned = 9.87406e-05 Jy ! Component: 1150 - total flux cleaned = 0.000122535 Jy ! Component: 1200 - total flux cleaned = 0.000131898 Jy ! Component: 1250 - total flux cleaned = 0.000150359 Jy ! Component: 1300 - total flux cleaned = 0.000168375 Jy ! Component: 1350 - total flux cleaned = 0.000177171 Jy ! Component: 1400 - total flux cleaned = 0.000185864 Jy ! Component: 1450 - total flux cleaned = 0.000198707 Jy ! Component: 1500 - total flux cleaned = 0.000211388 Jy ! Component: 1550 - total flux cleaned = 0.000228079 Jy ! Component: 1600 - total flux cleaned = 0.000236357 Jy ! Component: 1650 - total flux cleaned = 0.000252574 Jy ! Component: 1700 - total flux cleaned = 0.000268629 Jy ! Component: 1750 - total flux cleaned = 0.000284356 Jy ! Component: 1800 - total flux cleaned = 0.000292182 Jy ! Component: 1850 - total flux cleaned = 0.000311313 Jy ! Component: 1900 - total flux cleaned = 0.000311297 Jy ! Component: 1950 - total flux cleaned = 0.000329972 Jy ! Component: 2000 - total flux cleaned = 0.000329969 Jy ! Component: 2050 - total flux cleaned = 0.000348203 Jy ! Component: 2100 - total flux cleaned = 0.000351809 Jy ! Component: 2150 - total flux cleaned = 0.000362517 Jy ! Component: 2200 - total flux cleaned = 0.000359029 Jy ! Component: 2250 - total flux cleaned = 0.000386966 Jy ! Component: 2300 - total flux cleaned = 0.000390389 Jy ! Component: 2350 - total flux cleaned = 0.000400648 Jy ! Component: 2400 - total flux cleaned = 0.000400632 Jy ! Component: 2450 - total flux cleaned = 0.000414066 Jy ! Component: 2500 - total flux cleaned = 0.000424076 Jy ! Component: 2550 - total flux cleaned = 0.000437264 Jy ! Component: 2600 - total flux cleaned = 0.000447113 Jy ! Component: 2650 - total flux cleaned = 0.000463362 Jy ! Component: 2700 - total flux cleaned = 0.000463376 Jy ! Component: 2750 - total flux cleaned = 0.000472958 Jy ! Component: 2800 - total flux cleaned = 0.00048878 Jy ! Component: 2850 - total flux cleaned = 0.000491921 Jy ! Component: 2900 - total flux cleaned = 0.00051067 Jy ! Component: 2950 - total flux cleaned = 0.000523058 Jy ! Component: 3000 - total flux cleaned = 0.000526114 Jy ! Component: 3050 - total flux cleaned = 0.000538332 Jy ! Component: 3100 - total flux cleaned = 0.000556524 Jy ! Component: 3150 - total flux cleaned = 0.000565575 Jy ! Component: 3200 - total flux cleaned = 0.000577537 Jy ! Component: 3250 - total flux cleaned = 0.000589424 Jy ! Component: 3300 - total flux cleaned = 0.000595354 Jy ! Component: 3350 - total flux cleaned = 0.000609983 Jy ! Component: 3400 - total flux cleaned = 0.00062164 Jy ! Component: 3450 - total flux cleaned = 0.000627445 Jy ! Component: 3500 - total flux cleaned = 0.000638963 Jy ! Component: 3550 - total flux cleaned = 0.000653242 Jy ! Component: 3600 - total flux cleaned = 0.000658928 Jy ! Component: 3650 - total flux cleaned = 0.000670224 Jy ! Component: 3700 - total flux cleaned = 0.000681435 Jy ! Component: 3750 - total flux cleaned = 0.000695352 Jy ! Component: 3800 - total flux cleaned = 0.000706442 Jy ! Component: 3850 - total flux cleaned = 0.000711961 Jy ! Component: 3900 - total flux cleaned = 0.000731124 Jy ! Component: 3950 - total flux cleaned = 0.000736584 Jy ! Component: 4000 - total flux cleaned = 0.00075015 Jy ! Component: 4050 - total flux cleaned = 0.000769025 Jy ! Total flux subtracted in 4096 components = 0.000779767 Jy ! Clean residual min=-0.000162 max=0.000180 Jy/beam ! Clean residual mean=0.000000 rms=0.000046 Jy/beam ! Combined flux in latest and established models = 0.0171217 Jy keep ! Adding 266 model components to the UV plane model. ! The established model now contains 303 components and 0.0171217 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0206-0957_C_20180501_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.661 x 3.754 at -0.5208 degrees (North through East) ! Clean map min=-0.00038425 max=0.017329 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0206-0957_C_20180501_map.fits wmodel /vlbi/bs262/maps//J0206-0957_C_20180501_map.mod ! Writing 303 model components to file: /vlbi/bs262/maps//J0206-0957_C_20180501_map.mod wobs /vlbi/bs262/maps//J0206-0957_C_20180501_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0206-0957_C_20180501_uvs.fits wwins /vlbi/bs262/maps//J0206-0957_C_20180501_map.win ! wwins: Wrote 2 windows to /vlbi/bs262/maps//J0206-0957_C_20180501_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0173286 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.49766e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.778652 0.778652 1.5573 3.11461 6.22922 12.4584 24.9169 49.8337 99.6675 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.017 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 385.281 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0206-0957_C_20180501_dfm.log closed on Mon Jun 4 23:13:02 2018