! Started logfile: /vlbi/sb072/temp_maps//J0257+6556_X_dfm.log on Fri Dec 28 22:47:51 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J0257+6556_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0257+6556_X_uva.fits ! AN table 1: 6 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0257+6556 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 2160 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0257+6556_X] 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 0.200x0.200 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=1.014786Jy sigma=35.873544 ! Fit after self-cal, rms=0.786901Jy sigma=27.832643 ! 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=0.6997 mas, bmaj=2.875 mas, bpa=-9.57 degrees ! Estimated noise=0.650188 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 = 0.155618 Jy ! Component: 100 - total flux cleaned = 0.215771 Jy ! Total flux subtracted in 100 components = 0.215771 Jy ! Clean residual min=-0.011269 max=0.027660 Jy/beam ! Clean residual mean=-0.000000 rms=0.002454 Jy/beam ! Combined flux in latest and established models = 0.215771 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.215771 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=0.054129Jy sigma=1.769745 ! Fit after self-cal, rms=0.054027Jy sigma=1.767654 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0303273 Jy ! Component: 100 - total flux cleaned = 0.045869 Jy ! Total flux subtracted in 100 components = 0.045869 Jy ! Clean residual min=-0.004302 max=0.007378 Jy/beam ! Clean residual mean=0.000001 rms=0.000989 Jy/beam ! Combined flux in latest and established models = 0.26164 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.26164 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=0.030578Jy sigma=0.849562 ! Fit after self-cal, rms=0.030548Jy sigma=0.848654 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00858436 Jy ! Component: 100 - total flux cleaned = 0.0143555 Jy ! Total flux subtracted in 100 components = 0.0143555 Jy ! Clean residual min=-0.003488 max=0.003476 Jy/beam ! Clean residual mean=0.000001 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.275996 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 0.275996 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=0.027558Jy sigma=0.723667 ! Fit after self-cal, rms=0.027548Jy sigma=0.723370 ! 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=0.873 mas, bmaj=2.952 mas, bpa=-9.46 degrees ! Estimated noise=0.460018 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 = 0.00402994 Jy ! Component: 100 - total flux cleaned = 0.00642261 Jy ! Component: 150 - total flux cleaned = 0.00756097 Jy ! Component: 200 - total flux cleaned = 0.00819443 Jy ! Total flux subtracted in 200 components = 0.00819443 Jy ! Clean residual min=-0.002558 max=0.002224 Jy/beam ! Clean residual mean=0.000001 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.28419 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 37 components and 0.28419 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=0.026818Jy sigma=0.694647 ! Fit after self-cal, rms=0.026812Jy sigma=0.694390 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.873 x 2.952 at -9.46 degrees (North through East) ! Clean map min=-0.0020164 max=0.212 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.00 KP 1.04 ! LA 1.00 MK 0.98 NL 1.00 OV 0.98 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.00 KP 1.05 ! LA 1.00 MK 1.00 NL 1.01 OV 0.98 ! PT 0.99 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.03 KP 1.03 ! LA 1.01 MK 1.00 NL 0.99 OV 0.98 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.00 KP 1.05 ! LA 1.00 MK 1.00 NL 1.01 OV 1.00 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.01 KP 1.04 ! LA 1.01 MK 0.99 NL 1.01 OV 1.00 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.02 KP 1.02 ! LA 1.01 MK 1.03 NL 0.99 OV 0.99 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.02 KP 1.03 ! LA 1.02 MK 1.01 NL 1.00 OV 1.00 ! PT 0.99 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.02 KP 1.03 ! LA 1.02 MK 0.98 NL 1.01 OV 0.98 ! PT 1.00 SC 0.97 ! ! ! Fit before self-cal, rms=0.026812Jy sigma=0.694390 ! Fit after self-cal, rms=0.026587Jy sigma=0.669763 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8717 mas, bmaj=2.953 mas, bpa=-9.337 degrees ! Estimated noise=0.459486 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 (-1.2, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000760118 Jy ! Component: 100 - total flux cleaned = 0.000873877 Jy ! Component: 150 - total flux cleaned = 0.00106633 Jy ! Component: 200 - total flux cleaned = 0.00115057 Jy ! Total flux subtracted in 200 components = 0.00115057 Jy ! Clean residual min=-0.001472 max=0.001412 Jy/beam ! Clean residual mean=-0.000000 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.285341 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 54 components and 0.285341 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=0.026359Jy sigma=0.661089 ! Fit after self-cal, rms=0.026359Jy sigma=0.660874 ! 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=0.026359Jy sigma=0.660874 ! Fit after self-cal, rms=0.026402Jy sigma=0.660583 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8711 mas, bmaj=2.954 mas, bpa=-9.324 degrees ! Estimated noise=0.459935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0008479 Jy ! Component: 100 - total flux cleaned = 0.000922688 Jy ! Component: 150 - total flux cleaned = 0.000889161 Jy ! Component: 200 - total flux cleaned = 0.000889867 Jy ! Total flux subtracted in 200 components = 0.000889867 Jy ! Clean residual min=-0.001432 max=0.001337 Jy/beam ! Clean residual mean=-0.000000 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.286231 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 60 components and 0.286231 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=0.026291Jy sigma=0.656927 ! Fit after self-cal, rms=0.026288Jy sigma=0.656808 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 = 4.6109e-05 Jy ! Component: 100 - total flux cleaned = 1.74268e-05 Jy ! Component: 150 - total flux cleaned = 1.71688e-05 Jy ! Component: 200 - total flux cleaned = 4.28244e-05 Jy ! Total flux subtracted in 200 components = 4.28244e-05 Jy ! Clean residual min=-0.001393 max=0.001292 Jy/beam ! Clean residual mean=-0.000000 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.286273 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 68 components and 0.286273 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=0.026233Jy sigma=0.654612 ! Fit after self-cal, rms=0.026231Jy sigma=0.654542 ! 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=0.026231Jy sigma=0.654542 ! Fit after self-cal, rms=0.026215Jy sigma=0.650750 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.871 mas, bmaj=2.955 mas, bpa=-9.315 degrees ! Estimated noise=0.460976 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000671954 Jy ! Component: 100 - total flux cleaned = 0.000792035 Jy ! Component: 150 - total flux cleaned = 0.000857823 Jy ! Component: 200 - total flux cleaned = 0.00087793 Jy ! Total flux subtracted in 200 components = 0.00087793 Jy ! Clean residual min=-0.001337 max=0.001235 Jy/beam ! Clean residual mean=-0.000000 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.287151 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 69 components and 0.287151 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=0.026155Jy sigma=0.649333 ! Fit after self-cal, rms=0.026154Jy sigma=0.649289 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 = 2.88335e-05 Jy ! Component: 100 - total flux cleaned = 6.58645e-05 Jy ! Component: 150 - total flux cleaned = 8.34769e-05 Jy ! Component: 200 - total flux cleaned = 0.000100276 Jy ! Total flux subtracted in 200 components = 0.000100276 Jy ! Clean residual min=-0.001319 max=0.001225 Jy/beam ! Clean residual mean=-0.000000 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.287252 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 74 components and 0.287252 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=0.026131Jy sigma=0.648290 ! Fit after self-cal, rms=0.026130Jy sigma=0.648257 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.026130Jy sigma=0.648257 ! Fit after self-cal, rms=0.026118Jy sigma=0.645250 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.969 mas, bmaj=3.107 mas, bpa=-11.3 degrees ! Estimated noise=0.600191 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000615151 Jy ! Component: 100 - total flux cleaned = 0.000945875 Jy ! Component: 150 - total flux cleaned = 0.00107773 Jy ! Component: 200 - total flux cleaned = 0.00110908 Jy ! Total flux subtracted in 200 components = 0.00110908 Jy ! Clean residual min=-0.001356 max=0.001355 Jy/beam ! Clean residual mean=-0.000000 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.288361 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 85 components and 0.288361 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=0.026101Jy sigma=0.645228 ! Fit after self-cal, rms=0.026100Jy sigma=0.645153 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 = 0.000149364 Jy ! Component: 100 - total flux cleaned = 0.000180521 Jy ! Component: 150 - total flux cleaned = 0.000200755 Jy ! Component: 200 - total flux cleaned = 0.000200687 Jy ! Total flux subtracted in 200 components = 0.000200687 Jy ! Clean residual min=-0.001330 max=0.001345 Jy/beam ! Clean residual mean=-0.000000 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.288562 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 95 components and 0.288562 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=0.026097Jy sigma=0.645166 ! Fit after self-cal, rms=0.026097Jy sigma=0.645146 ! 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=0.871 mas, bmaj=2.955 mas, bpa=-9.308 degrees ! Estimated noise=0.461935 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.871 x 2.955 at -9.308 degrees (North through East) ! Clean map min=-0.0011363 max=0.21339 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=0.6984 mas, bmaj=2.885 mas, bpa=-9.434 degrees ! Estimated noise=0.650666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.15588 Jy ! Component: 100 - total flux cleaned = 0.21691 Jy ! Component: 150 - total flux cleaned = 0.247834 Jy ! Component: 200 - total flux cleaned = 0.263694 Jy ! Total flux subtracted in 200 components = 0.263694 Jy ! Clean residual min=-0.003974 max=0.007396 Jy/beam ! Clean residual mean=-0.000000 rms=0.000908 Jy/beam ! Combined flux in latest and established models = 0.263694 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.263694 Jy ! Inverting map and beam ! Estimated beam: bmin=0.871 mas, bmaj=2.955 mas, bpa=-9.308 degrees ! Estimated noise=0.461935 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 = 0.0100375 Jy ! Component: 100 - total flux cleaned = 0.0153085 Jy ! Component: 150 - total flux cleaned = 0.0187244 Jy ! Component: 200 - total flux cleaned = 0.0210984 Jy ! Total flux subtracted in 200 components = 0.0210984 Jy ! Clean residual min=-0.001604 max=0.001778 Jy/beam ! Clean residual mean=-0.000001 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.284793 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 39 components and 0.284793 Jy ! Inverting map ! Added new window around map position (-21.4, 20.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144662 Jy ! Component: 100 - total flux cleaned = 0.00197232 Jy ! Component: 150 - total flux cleaned = 0.00227227 Jy ! Component: 200 - total flux cleaned = 0.00245237 Jy ! Total flux subtracted in 200 components = 0.00245237 Jy ! Clean residual min=-0.001342 max=0.001360 Jy/beam ! Clean residual mean=-0.000000 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.287245 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 52 components and 0.287245 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.969 mas, bmaj=3.107 mas, bpa=-11.3 degrees ! Estimated noise=0.600191 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000620782 Jy ! Component: 100 - total flux cleaned = 0.000856792 Jy ! Component: 150 - total flux cleaned = 0.00103222 Jy ! Component: 200 - total flux cleaned = 0.00114998 Jy ! Total flux subtracted in 200 components = 0.00114998 Jy ! Clean residual min=-0.001350 max=0.001452 Jy/beam ! Clean residual mean=-0.000000 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.288395 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.88517e-05 Jy ! Component: 100 - total flux cleaned = 6.31688e-05 Jy ! Component: 150 - total flux cleaned = 9.76341e-05 Jy ! Component: 200 - total flux cleaned = 0.000130215 Jy ! Total flux subtracted in 200 components = 0.000130215 Jy ! Clean residual min=-0.001336 max=0.001439 Jy/beam ! Clean residual mean=-0.000000 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.288525 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 86 components and 0.288525 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.871 mas, bmaj=2.955 mas, bpa=-9.308 degrees ! Estimated noise=0.461935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000422131 Jy ! Component: 100 - total flux cleaned = -0.000384851 Jy ! Component: 150 - total flux cleaned = -0.000314861 Jy ! Component: 200 - total flux cleaned = -0.000250351 Jy ! Total flux subtracted in 200 components = -0.000250351 Jy ! Clean residual min=-0.001284 max=0.001333 Jy/beam ! Clean residual mean=-0.000000 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.288275 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 98 components and 0.288275 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=0.026178Jy sigma=0.648996 ! Fit after self-cal, rms=0.026168Jy sigma=0.648626 wmodel J0257+6556_X_map.mod ! Writing 98 model components to file: J0257+6556_X_map.mod wobs J0257+6556_X_uvs.fits ! Writing UV FITS file: J0257+6556_X_uvs.fits wwins J0257+6556_X_map.win ! wwins: Wrote 3 windows to J0257+6556_X_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 = 0.000152756 Jy ! Component: 100 - total flux cleaned = 0.000105872 Jy ! Component: 150 - total flux cleaned = 0.000127112 Jy ! Component: 200 - total flux cleaned = 0.000148391 Jy ! Component: 250 - total flux cleaned = 0.000210504 Jy ! Component: 300 - total flux cleaned = 0.00016986 Jy ! Component: 350 - total flux cleaned = 0.000130455 Jy ! Component: 400 - total flux cleaned = 9.17895e-05 Jy ! Component: 450 - total flux cleaned = 7.25849e-05 Jy ! Component: 500 - total flux cleaned = -1.36671e-06 Jy ! Component: 550 - total flux cleaned = -3.7521e-05 Jy ! Component: 600 - total flux cleaned = -7.26569e-05 Jy ! Component: 650 - total flux cleaned = -0.000124554 Jy ! Component: 700 - total flux cleaned = -0.000158705 Jy ! Component: 750 - total flux cleaned = -0.000159029 Jy ! Component: 800 - total flux cleaned = -0.000241912 Jy ! Component: 850 - total flux cleaned = -0.000225616 Jy ! Component: 900 - total flux cleaned = -0.000241743 Jy ! Component: 950 - total flux cleaned = -0.000257562 Jy ! Component: 1000 - total flux cleaned = -0.00025754 Jy ! Component: 1050 - total flux cleaned = -0.00027308 Jy ! Component: 1100 - total flux cleaned = -0.000303305 Jy ! Component: 1150 - total flux cleaned = -0.00033298 Jy ! Component: 1200 - total flux cleaned = -0.000332789 Jy ! Component: 1250 - total flux cleaned = -0.000332829 Jy ! Component: 1300 - total flux cleaned = -0.000304061 Jy ! Component: 1350 - total flux cleaned = -0.000361102 Jy ! Component: 1400 - total flux cleaned = -0.000333142 Jy ! Component: 1450 - total flux cleaned = -0.000361142 Jy ! Component: 1500 - total flux cleaned = -0.000361307 Jy ! Component: 1550 - total flux cleaned = -0.000388733 Jy ! Component: 1600 - total flux cleaned = -0.000388682 Jy ! Component: 1650 - total flux cleaned = -0.000415359 Jy ! Component: 1700 - total flux cleaned = -0.000402177 Jy ! Component: 1750 - total flux cleaned = -0.000415471 Jy ! Component: 1800 - total flux cleaned = -0.000505707 Jy ! Component: 1850 - total flux cleaned = -0.000492644 Jy ! Component: 1900 - total flux cleaned = -0.000517914 Jy ! Component: 1950 - total flux cleaned = -0.000517837 Jy ! Component: 2000 - total flux cleaned = -0.00056744 Jy ! Component: 2050 - total flux cleaned = -0.000591967 Jy ! Component: 2100 - total flux cleaned = -0.000616355 Jy ! Component: 2150 - total flux cleaned = -0.000652501 Jy ! Component: 2200 - total flux cleaned = -0.000616364 Jy ! Component: 2250 - total flux cleaned = -0.000628375 Jy ! Component: 2300 - total flux cleaned = -0.000663673 Jy ! Component: 2350 - total flux cleaned = -0.000675366 Jy ! Component: 2400 - total flux cleaned = -0.00069869 Jy ! Component: 2450 - total flux cleaned = -0.000675887 Jy ! Component: 2500 - total flux cleaned = -0.000732983 Jy ! Component: 2550 - total flux cleaned = -0.000778268 Jy ! Component: 2600 - total flux cleaned = -0.000789427 Jy ! Component: 2650 - total flux cleaned = -0.000867333 Jy ! Component: 2700 - total flux cleaned = -0.000845258 Jy ! Component: 2750 - total flux cleaned = -0.000921986 Jy ! Component: 2800 - total flux cleaned = -0.000943617 Jy ! Component: 2850 - total flux cleaned = -0.000943649 Jy ! Component: 2900 - total flux cleaned = -0.000986556 Jy ! Component: 2950 - total flux cleaned = -0.00101844 Jy ! Component: 3000 - total flux cleaned = -0.00102897 Jy ! Component: 3050 - total flux cleaned = -0.00103946 Jy ! Component: 3100 - total flux cleaned = -0.00110204 Jy ! Component: 3150 - total flux cleaned = -0.00108137 Jy ! Component: 3200 - total flux cleaned = -0.00106075 Jy ! Component: 3250 - total flux cleaned = -0.00105062 Jy ! Component: 3300 - total flux cleaned = -0.00107097 Jy ! Component: 3350 - total flux cleaned = -0.00106107 Jy ! Component: 3400 - total flux cleaned = -0.00109113 Jy ! Component: 3450 - total flux cleaned = -0.00110107 Jy ! Component: 3500 - total flux cleaned = -0.00108128 Jy ! Component: 3550 - total flux cleaned = -0.00113042 Jy ! Component: 3600 - total flux cleaned = -0.00107181 Jy ! Component: 3650 - total flux cleaned = -0.00110099 Jy ! Component: 3700 - total flux cleaned = -0.00109135 Jy ! Component: 3750 - total flux cleaned = -0.00108168 Jy ! Component: 3800 - total flux cleaned = -0.00109127 Jy ! Component: 3850 - total flux cleaned = -0.00107237 Jy ! Component: 3900 - total flux cleaned = -0.00106287 Jy ! Component: 3950 - total flux cleaned = -0.00110977 Jy ! Component: 4000 - total flux cleaned = -0.00109104 Jy ! Component: 4050 - total flux cleaned = -0.00110036 Jy ! Total flux subtracted in 4096 components = -0.0011188 Jy ! Clean residual min=-0.000604 max=0.000528 Jy/beam ! Clean residual mean=-0.000000 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.287156 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 383 components and 0.287156 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0257+6556_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.871 x 2.955 at -9.308 degrees (North through East) ! Clean map min=-0.0011598 max=0.21326 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0257+6556_X_map.fits wmodel /vlbi/sb072/temp_maps//J0257+6556_X_map.mod ! Writing 383 model components to file: /vlbi/sb072/temp_maps//J0257+6556_X_map.mod wobs /vlbi/sb072/temp_maps//J0257+6556_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0257+6556_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0257+6556_X_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J0257+6556_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.213264 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000165203 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.232392 0.232392 0.464784 0.929567 1.85913 3.71827 7.43654 14.8731 29.7462 59.4923 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.213 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1290.92 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0257+6556_X_dfm.log closed on Fri Dec 28 22:47:55 2018