! Started logfile: .//J2156+0943_C_dfm.log on Mon Jan 20 19:15:09 2020 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 .//J2156+0943_C_uva.fits ! Reading UV FITS file: .//J2156+0943_C_uva.fits ! AN table 1: 17 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.937908 visibilities/baseline/integration-bin. ! Found source: J2156+0943 ! ! 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 4592 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 J2156+0943_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 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012643Jy sigma=21.150035 ! Fit after self-cal, rms=0.874041Jy sigma=18.273456 ! 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=1.3 mas, bmaj=3.439 mas, bpa=-3.287 degrees ! Estimated noise=0.739296 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 = 0.0984291 Jy ! Component: 100 - total flux cleaned = 0.119895 Jy ! Total flux subtracted in 100 components = 0.119895 Jy ! Clean residual min=-0.003364 max=0.006031 Jy/beam ! Clean residual mean=-0.000000 rms=0.000879 Jy/beam ! Combined flux in latest and established models = 0.119895 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.119895 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=0.043765Jy sigma=0.720688 ! Fit after self-cal, rms=0.043747Jy sigma=0.720568 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00550274 Jy ! Component: 100 - total flux cleaned = 0.00804986 Jy ! Total flux subtracted in 100 components = 0.00804986 Jy ! Clean residual min=-0.002737 max=0.002959 Jy/beam ! Clean residual mean=0.000000 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 0.127945 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.127945 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=0.043030Jy sigma=0.701058 ! Fit after self-cal, rms=0.043026Jy sigma=0.700998 ! 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=1.545 mas, bmaj=3.763 mas, bpa=-3.869 degrees ! Estimated noise=0.513042 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 = 0.00156955 Jy ! Component: 100 - total flux cleaned = 0.00234508 Jy ! Component: 150 - total flux cleaned = 0.00250645 Jy ! Component: 200 - total flux cleaned = 0.00254299 Jy ! Total flux subtracted in 200 components = 0.00254299 Jy ! Clean residual min=-0.001832 max=0.001788 Jy/beam ! Clean residual mean=-0.000000 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.130488 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 24 components and 0.130488 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=0.042964Jy sigma=0.699590 ! Fit after self-cal, rms=0.042958Jy sigma=0.699543 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.545 x 3.763 at -3.869 degrees (North through East) ! Clean map min=-0.0016933 max=0.12683 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.95 HN 0.98 KP 1.02 ! MK 0.95 NL 1.01 OV 1.03 PT 1.01 ! SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 0.99 KP 1.01 ! MK 1.00 NL 1.02 OV 1.00 PT 1.00 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.98 KP 1.03 ! MK 0.96 NL 1.00 OV 1.00 PT 1.01 ! SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 1.00 KP 1.03 ! MK 1.03 NL 1.00 OV 1.02 PT 1.03 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.99 KP 1.01 ! MK 1.02 NL 1.01 OV 0.99 PT 1.00 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.99 KP 1.01 ! MK 0.99 NL 1.00 OV 1.00 PT 1.03 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.98 KP 1.00 ! MK 1.03 NL 1.01 OV 0.99 PT 1.02 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 1.00 KP 1.00 ! MK 0.99 NL 1.01 OV 1.01 PT 1.01 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.042958Jy sigma=0.699543 ! Fit after self-cal, rms=0.042562Jy sigma=0.695161 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.546 mas, bmaj=3.755 mas, bpa=-4.002 degrees ! Estimated noise=0.512415 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 = 0.000443021 Jy ! Component: 100 - total flux cleaned = 0.000524731 Jy ! Component: 150 - total flux cleaned = 0.000566766 Jy ! Component: 200 - total flux cleaned = 0.000566815 Jy ! Total flux subtracted in 200 components = 0.000566815 Jy ! Clean residual min=-0.001689 max=0.001603 Jy/beam ! Clean residual mean=0.000000 rms=0.000392 Jy/beam ! Combined flux in latest and established models = 0.131055 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 34 components and 0.131055 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=0.042549Jy sigma=0.694928 ! Fit after self-cal, rms=0.042543Jy sigma=0.694872 ! 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=0.042543Jy sigma=0.694872 ! Fit after self-cal, rms=0.042560Jy sigma=0.694855 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.545 mas, bmaj=3.754 mas, bpa=-4.018 degrees ! Estimated noise=0.512774 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000336832 Jy ! Component: 100 - total flux cleaned = 0.000375982 Jy ! Component: 150 - total flux cleaned = 0.000375781 Jy ! Component: 200 - total flux cleaned = 0.000375527 Jy ! Total flux subtracted in 200 components = 0.000375527 Jy ! Clean residual min=-0.001699 max=0.001582 Jy/beam ! Clean residual mean=0.000000 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.13143 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 38 components and 0.13143 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=0.042552Jy sigma=0.694693 ! Fit after self-cal, rms=0.042550Jy sigma=0.694671 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 = 2.1253e-05 Jy ! Component: 100 - total flux cleaned = 3.1816e-05 Jy ! Component: 150 - total flux cleaned = 2.13951e-05 Jy ! Component: 200 - total flux cleaned = 2.09502e-05 Jy ! Total flux subtracted in 200 components = 2.09502e-05 Jy ! Clean residual min=-0.001705 max=0.001577 Jy/beam ! Clean residual mean=0.000000 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.131451 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 41 components and 0.131451 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=0.042545Jy sigma=0.694548 ! Fit after self-cal, rms=0.042543Jy sigma=0.694531 ! 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=0.042543Jy sigma=0.694531 ! Fit after self-cal, rms=0.042556Jy sigma=0.694516 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.543 mas, bmaj=3.753 mas, bpa=-4.042 degrees ! Estimated noise=0.513078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000259864 Jy ! Component: 100 - total flux cleaned = 0.000281608 Jy ! Component: 150 - total flux cleaned = 0.000300777 Jy ! Component: 200 - total flux cleaned = 0.000291658 Jy ! Total flux subtracted in 200 components = 0.000291658 Jy ! Clean residual min=-0.001704 max=0.001561 Jy/beam ! Clean residual mean=0.000000 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.131743 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 42 components and 0.131743 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=0.042550Jy sigma=0.694417 ! Fit after self-cal, rms=0.042549Jy sigma=0.694404 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 = -3.58114e-06 Jy ! Component: 100 - total flux cleaned = 5.83163e-06 Jy ! Component: 150 - total flux cleaned = 1.47661e-05 Jy ! Component: 200 - total flux cleaned = 1.45474e-05 Jy ! Total flux subtracted in 200 components = 1.45474e-05 Jy ! Clean residual min=-0.001709 max=0.001553 Jy/beam ! Clean residual mean=0.000000 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.131757 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 42 components and 0.131757 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=0.042545Jy sigma=0.694324 ! Fit after self-cal, rms=0.042544Jy sigma=0.694314 ! 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=0.042544Jy sigma=0.694314 ! Fit after self-cal, rms=0.042553Jy sigma=0.694302 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.396 mas, bmaj=5.159 mas, bpa=1.377 degrees ! Estimated noise=0.645271 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.76679e-05 Jy ! Component: 100 - total flux cleaned = 0.000148285 Jy ! Component: 150 - total flux cleaned = 0.000188069 Jy ! Component: 200 - total flux cleaned = 0.000226511 Jy ! Total flux subtracted in 200 components = 0.000226511 Jy ! Clean residual min=-0.001549 max=0.001392 Jy/beam ! Clean residual mean=0.000001 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.131984 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 49 components and 0.131984 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=0.042557Jy sigma=0.694379 ! Fit after self-cal, rms=0.042554Jy sigma=0.694343 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 = 3.81042e-08 Jy ! Component: 100 - total flux cleaned = 1.37815e-05 Jy ! Component: 150 - total flux cleaned = 4.2402e-05 Jy ! Component: 200 - total flux cleaned = 6.58983e-05 Jy ! Total flux subtracted in 200 components = 6.58983e-05 Jy ! Clean residual min=-0.001542 max=0.001392 Jy/beam ! Clean residual mean=0.000001 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.13205 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 49 components and 0.13205 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=0.042558Jy sigma=0.694441 ! Fit after self-cal, rms=0.042557Jy sigma=0.694404 ! 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=1.542 mas, bmaj=3.752 mas, bpa=-4.071 degrees ! Estimated noise=0.513317 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.542 x 3.752 at -4.071 degrees (North through East) ! Clean map min=-0.0015526 max=0.12668 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=1.299 mas, bmaj=3.432 mas, bpa=-3.501 degrees ! Estimated noise=0.739691 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.098479 Jy ! Component: 100 - total flux cleaned = 0.119964 Jy ! Component: 150 - total flux cleaned = 0.125689 Jy ! Component: 200 - total flux cleaned = 0.128277 Jy ! Total flux subtracted in 200 components = 0.128277 Jy ! Clean residual min=-0.002494 max=0.002596 Jy/beam ! Clean residual mean=0.000000 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.128277 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 0.128277 Jy ! Inverting map and beam ! Estimated beam: bmin=1.542 mas, bmaj=3.752 mas, bpa=-4.071 degrees ! Estimated noise=0.513317 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 = 0.00184247 Jy ! Component: 100 - total flux cleaned = 0.00289119 Jy ! Component: 150 - total flux cleaned = 0.00337984 Jy ! Component: 200 - total flux cleaned = 0.00349741 Jy ! Total flux subtracted in 200 components = 0.00349741 Jy ! Clean residual min=-0.001719 max=0.001576 Jy/beam ! Clean residual mean=0.000000 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.131775 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.131775 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=3.396 mas, bmaj=5.159 mas, bpa=1.377 degrees ! Estimated noise=0.645271 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000204615 Jy ! Component: 100 - total flux cleaned = 0.000252909 Jy ! Component: 150 - total flux cleaned = 0.000262122 Jy ! Component: 200 - total flux cleaned = 0.000269747 Jy ! Total flux subtracted in 200 components = 0.000269747 Jy ! Clean residual min=-0.001534 max=0.001396 Jy/beam ! Clean residual mean=0.000001 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.132045 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 = 6.49742e-06 Jy ! Component: 100 - total flux cleaned = 1.16873e-05 Jy ! Component: 150 - total flux cleaned = 2.00358e-05 Jy ! Component: 200 - total flux cleaned = 1.98301e-05 Jy ! Total flux subtracted in 200 components = 1.98301e-05 Jy ! Clean residual min=-0.001536 max=0.001397 Jy/beam ! Clean residual mean=0.000001 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.132064 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 28 components and 0.132064 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.542 mas, bmaj=3.752 mas, bpa=-4.071 degrees ! Estimated noise=0.513317 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000191803 Jy ! Component: 100 - total flux cleaned = 0.000120859 Jy ! Component: 150 - total flux cleaned = 7.68114e-05 Jy ! Component: 200 - total flux cleaned = 7.75302e-05 Jy ! Total flux subtracted in 200 components = 7.75302e-05 Jy ! Clean residual min=-0.001692 max=0.001563 Jy/beam ! Clean residual mean=0.000000 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.132142 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 37 components and 0.132142 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=0.042558Jy sigma=0.694472 ! Fit after self-cal, rms=0.042560Jy sigma=0.694460 wmodel J2156+0943_C_map.mod ! Writing 37 model components to file: J2156+0943_C_map.mod wobs J2156+0943_C_uvs.fits ! Writing UV FITS file: J2156+0943_C_uvs.fits wwins J2156+0943_C_map.win ! wwins: Wrote 1 windows to J2156+0943_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 = -0.000305651 Jy ! Component: 100 - total flux cleaned = -0.000170304 Jy ! Component: 150 - total flux cleaned = -0.000119016 Jy ! Component: 200 - total flux cleaned = -4.35326e-05 Jy ! Component: 250 - total flux cleaned = 7.65522e-05 Jy ! Component: 300 - total flux cleaned = 0.000145107 Jy ! Component: 350 - total flux cleaned = 0.000166666 Jy ! Component: 400 - total flux cleaned = 0.000187635 Jy ! Component: 450 - total flux cleaned = 0.0002506 Jy ! Component: 500 - total flux cleaned = 0.000291527 Jy ! Component: 550 - total flux cleaned = 0.000371602 Jy ! Component: 600 - total flux cleaned = 0.000430098 Jy ! Component: 650 - total flux cleaned = 0.00046813 Jy ! Component: 700 - total flux cleaned = 0.000505375 Jy ! Component: 750 - total flux cleaned = 0.000505072 Jy ! Component: 800 - total flux cleaned = 0.000505182 Jy ! Component: 850 - total flux cleaned = 0.000505156 Jy ! Component: 900 - total flux cleaned = 0.000470424 Jy ! Component: 950 - total flux cleaned = 0.000521583 Jy ! Component: 1000 - total flux cleaned = 0.000521207 Jy ! Component: 1050 - total flux cleaned = 0.000488072 Jy ! Component: 1100 - total flux cleaned = 0.000471942 Jy ! Component: 1150 - total flux cleaned = 0.000456062 Jy ! Component: 1200 - total flux cleaned = 0.00047146 Jy ! Component: 1250 - total flux cleaned = 0.000440213 Jy ! Component: 1300 - total flux cleaned = 0.000455406 Jy ! Component: 1350 - total flux cleaned = 0.000470303 Jy ! Component: 1400 - total flux cleaned = 0.000470032 Jy ! Component: 1450 - total flux cleaned = 0.00046988 Jy ! Component: 1500 - total flux cleaned = 0.000426989 Jy ! Component: 1550 - total flux cleaned = 0.000440851 Jy ! Component: 1600 - total flux cleaned = 0.000440951 Jy ! Component: 1650 - total flux cleaned = 0.000440928 Jy ! Component: 1700 - total flux cleaned = 0.000386741 Jy ! Component: 1750 - total flux cleaned = 0.000400081 Jy ! Component: 1800 - total flux cleaned = 0.000413203 Jy ! Component: 1850 - total flux cleaned = 0.000465282 Jy ! Component: 1900 - total flux cleaned = 0.000452213 Jy ! Component: 1950 - total flux cleaned = 0.000515766 Jy ! Component: 2000 - total flux cleaned = 0.000515466 Jy ! Component: 2050 - total flux cleaned = 0.00052783 Jy ! Component: 2100 - total flux cleaned = 0.00055238 Jy ! Component: 2150 - total flux cleaned = 0.000552333 Jy ! Component: 2200 - total flux cleaned = 0.00060058 Jy ! Component: 2250 - total flux cleaned = 0.000612475 Jy ! Component: 2300 - total flux cleaned = 0.000659776 Jy ! Component: 2350 - total flux cleaned = 0.000636334 Jy ! Component: 2400 - total flux cleaned = 0.000671146 Jy ! Component: 2450 - total flux cleaned = 0.000671063 Jy ! Component: 2500 - total flux cleaned = 0.000704855 Jy ! Component: 2550 - total flux cleaned = 0.000659802 Jy ! Component: 2600 - total flux cleaned = 0.000615299 Jy ! Component: 2650 - total flux cleaned = 0.000648583 Jy ! Component: 2700 - total flux cleaned = 0.00065956 Jy ! Component: 2750 - total flux cleaned = 0.000681158 Jy ! Component: 2800 - total flux cleaned = 0.000659768 Jy ! Component: 2850 - total flux cleaned = 0.000681063 Jy ! Component: 2900 - total flux cleaned = 0.000649595 Jy ! Component: 2950 - total flux cleaned = 0.000670417 Jy ! Component: 3000 - total flux cleaned = 0.000629158 Jy ! Component: 3050 - total flux cleaned = 0.000629248 Jy ! Component: 3100 - total flux cleaned = 0.000619148 Jy ! Component: 3150 - total flux cleaned = 0.000609269 Jy ! Component: 3200 - total flux cleaned = 0.000599235 Jy ! Component: 3250 - total flux cleaned = 0.000569751 Jy ! Component: 3300 - total flux cleaned = 0.000599095 Jy ! Component: 3350 - total flux cleaned = 0.000608668 Jy ! Component: 3400 - total flux cleaned = 0.000570083 Jy ! Component: 3450 - total flux cleaned = 0.000589163 Jy ! Component: 3500 - total flux cleaned = 0.000570206 Jy ! Component: 3550 - total flux cleaned = 0.00056079 Jy ! Component: 3600 - total flux cleaned = 0.000560986 Jy ! Component: 3650 - total flux cleaned = 0.000542551 Jy ! Component: 3700 - total flux cleaned = 0.0005242 Jy ! Component: 3750 - total flux cleaned = 0.00054242 Jy ! Component: 3800 - total flux cleaned = 0.000506144 Jy ! Component: 3850 - total flux cleaned = 0.000461274 Jy ! Component: 3900 - total flux cleaned = 0.00047019 Jy ! Component: 3950 - total flux cleaned = 0.000443645 Jy ! Component: 4000 - total flux cleaned = 0.000426047 Jy ! Component: 4050 - total flux cleaned = 0.000399926 Jy ! Total flux subtracted in 4096 components = 0.000417263 Jy ! Clean residual min=-0.000580 max=0.000471 Jy/beam ! Clean residual mean=0.000000 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.132559 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 309 components and 0.132559 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2156+0943_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.542 x 3.752 at -4.071 degrees (North through East) ! Clean map min=-0.0010526 max=0.12676 Jy/beam ! Writing clean map to FITS file: .//J2156+0943_C_map.fits wmodel .//J2156+0943_C_map.mod ! Writing 309 model components to file: .//J2156+0943_C_map.mod wobs .//J2156+0943_C_uvs.fits ! Writing UV FITS file: .//J2156+0943_C_uvs.fits wwins .//J2156+0943_C_map.win ! wwins: Wrote 2 windows to .//J2156+0943_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.126761 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000152075 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.35991 0.35991 0.71982 1.43964 2.87928 5.75856 11.5171 23.0342 46.0685 92.1369 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.126 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 833.542 quit ! Quitting program ! Log file .//J2156+0943_C_dfm.log closed on Mon Jan 20 19:15:13 2020