! Started logfile: /vlbi/uf001/uva//J0751-0046_X_dfm.log on Sun Jan 13 23:40:55 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J0751-0046_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0751-0046_X_uva.fits ! AN table 1: 87 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.731481 visibilities/baseline/integration-bin. ! Found source: J0751-0046 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 27492 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J0751-0046_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. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002867Jy sigma=21.186145 ! Fit after self-cal, rms=0.967987Jy sigma=20.478016 ! 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=0.6813 mas, bmaj=1.632 mas, bpa=0.5554 degrees ! Estimated noise=0.396976 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 = 0.0251455 Jy ! Component: 100 - total flux cleaned = 0.0307686 Jy ! Total flux subtracted in 100 components = 0.0307686 Jy ! Clean residual min=-0.004693 max=0.004762 Jy/beam ! Clean residual mean=0.000003 rms=0.000832 Jy/beam ! Combined flux in latest and established models = 0.0307686 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0307686 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.067490Jy sigma=1.272622 ! Fit after self-cal, rms=0.065954Jy sigma=1.237992 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00447592 Jy ! Component: 100 - total flux cleaned = 0.00663209 Jy ! Total flux subtracted in 100 components = 0.00663209 Jy ! Clean residual min=-0.004707 max=0.004786 Jy/beam ! Clean residual mean=0.000003 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.0374006 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.0374006 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065535Jy sigma=1.230517 ! Fit after self-cal, rms=0.065545Jy sigma=1.229947 ! 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=0.8358 mas, bmaj=1.898 mas, bpa=1.603 degrees ! Estimated noise=0.210023 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 = 0.0024075 Jy ! Component: 100 - total flux cleaned = 0.00379551 Jy ! Component: 150 - total flux cleaned = 0.00436649 Jy ! Component: 200 - total flux cleaned = 0.00451959 Jy ! Total flux subtracted in 200 components = 0.00451959 Jy ! Clean residual min=-0.005511 max=0.004493 Jy/beam ! Clean residual mean=0.000006 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 0.0419202 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 26 components and 0.0419202 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065438Jy sigma=1.228018 ! Fit after self-cal, rms=0.065452Jy sigma=1.227363 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8358 x 1.898 at 1.603 degrees (North through East) ! Clean map min=-0.0053734 max=0.036276 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 1.07 HN 1.00 LA 0.75 ! MK 1.19 NL 1.60 OV 1.17 PT 0.98 ! SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.21 HN 0.98 LA 0.69 ! MK 1.07 NL 1.57 OV 1.21 PT 1.13 ! SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 1.11 HN 0.99 LA 0.70 ! MK 1.17 NL 1.49 OV 1.21 PT 1.03 ! SC 1.12 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 1.20 HN 1.02 LA 0.72 ! MK 1.06 NL 1.48 OV 1.26 PT 1.10 ! SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.75 FD 1.21 HN 0.94 LA 0.72 ! MK 0.91 NL 1.54 OV 1.22 PT 1.15 ! SC 1.12 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.76 FD 1.17 HN 0.96 LA 0.72 ! MK 0.95 NL 1.51 OV 1.24 PT 1.08 ! SC 1.10 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 1.10 HN 0.93 LA 0.65 ! MK 1.03 NL 1.50 OV 1.16 PT 1.13 ! SC 1.28 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.79 FD 1.12 HN 0.94 LA 0.70 ! MK 1.01 NL 1.48 OV 1.15 PT 1.05 ! SC 1.06 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.75 FD 1.01 HN 0.91 LA 0.68 ! MK 1.00 NL 1.38 OV 1.21 PT 1.14 ! SC 1.10 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.93 HN 0.85 LA 0.67 ! MK 1.01 NL 1.44 OV 1.16 PT 1.03 ! SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.70 FD 0.96 HN 0.82 LA 0.67 ! MK 0.86 NL 1.50 OV 1.14 PT 1.24 ! SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.66 FD 1.20 HN 0.84 LA 0.63 ! MK 0.85 NL 1.53 OV 1.19 PT 1.09 ! SC 0.88 ! ! ! Fit before self-cal, rms=0.065452Jy sigma=1.227363 ! Fit after self-cal, rms=0.061106Jy sigma=1.200668 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8432 mas, bmaj=1.9 mas, bpa=1.674 degrees ! Estimated noise=0.20855 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 = 0.000290235 Jy ! Component: 100 - total flux cleaned = 0.000306558 Jy ! Component: 150 - total flux cleaned = 0.000349505 Jy ! Component: 200 - total flux cleaned = 0.000375594 Jy ! Total flux subtracted in 200 components = 0.000375594 Jy ! Clean residual min=-0.001309 max=0.001709 Jy/beam ! Clean residual mean=0.000004 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.0422958 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 29 components and 0.0422958 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.061097Jy sigma=1.200535 ! Fit after self-cal, rms=0.062073Jy sigma=1.190004 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.062073Jy sigma=1.190004 ! Fit after self-cal, rms=0.067550Jy sigma=1.183775 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8482 mas, bmaj=1.905 mas, bpa=1.754 degrees ! Estimated noise=0.212381 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000640971 Jy ! Component: 100 - total flux cleaned = 0.000705906 Jy ! Component: 150 - total flux cleaned = 0.000761348 Jy ! Component: 200 - total flux cleaned = 0.000762162 Jy ! Total flux subtracted in 200 components = 0.000762162 Jy ! Clean residual min=-0.001358 max=0.001490 Jy/beam ! Clean residual mean=0.000002 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.043058 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 32 components and 0.043058 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.067537Jy sigma=1.183685 ! Fit after self-cal, rms=0.068361Jy sigma=1.180831 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 = -0.000249787 Jy ! Component: 100 - total flux cleaned = -0.000137246 Jy ! Component: 150 - total flux cleaned = -7.82321e-05 Jy ! Component: 200 - total flux cleaned = -4.008e-05 Jy ! Total flux subtracted in 200 components = -4.008e-05 Jy ! Clean residual min=-0.001979 max=0.001545 Jy/beam ! Clean residual mean=0.000002 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.0430179 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 35 components and 0.0430179 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.068340Jy sigma=1.180913 ! Fit after self-cal, rms=0.068366Jy sigma=1.180811 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.068366Jy sigma=1.180811 ! Fit after self-cal, rms=0.072966Jy sigma=1.179295 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8435 mas, bmaj=1.898 mas, bpa=2.083 degrees ! Estimated noise=0.213278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000703004 Jy ! Component: 100 - total flux cleaned = 0.000816991 Jy ! Component: 150 - total flux cleaned = 0.000879985 Jy ! Component: 200 - total flux cleaned = 0.000942284 Jy ! Total flux subtracted in 200 components = 0.000942284 Jy ! Clean residual min=-0.001373 max=0.001406 Jy/beam ! Clean residual mean=0.000002 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.0439602 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 37 components and 0.0439602 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.072951Jy sigma=1.179280 ! Fit after self-cal, rms=0.073532Jy sigma=1.178255 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 = -0.000345391 Jy ! Component: 100 - total flux cleaned = -0.000271075 Jy ! Component: 150 - total flux cleaned = -0.000212186 Jy ! Component: 200 - total flux cleaned = -0.000171122 Jy ! Total flux subtracted in 200 components = -0.000171122 Jy ! Clean residual min=-0.001745 max=0.001325 Jy/beam ! Clean residual mean=0.000002 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0437891 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 41 components and 0.0437891 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.073519Jy sigma=1.178331 ! Fit after self-cal, rms=0.073541Jy sigma=1.178276 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.073541Jy sigma=1.178276 ! Fit after self-cal, rms=0.077412Jy sigma=1.177654 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.948 mas, bmaj=3.302 mas, bpa=5.027 degrees ! Estimated noise=0.274867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000983401 Jy ! Component: 100 - total flux cleaned = 0.00137998 Jy ! Component: 150 - total flux cleaned = 0.0014077 Jy ! Component: 200 - total flux cleaned = 0.00140073 Jy ! Total flux subtracted in 200 components = 0.00140073 Jy ! Clean residual min=-0.001751 max=0.001937 Jy/beam ! Clean residual mean=0.000004 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.0451898 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 43 components and 0.0451898 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.077406Jy sigma=1.177817 ! Fit after self-cal, rms=0.077834Jy sigma=1.177336 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) ! Added new window around map position (2.8, 48). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001577 Jy ! Component: 100 - total flux cleaned = 0.00205682 Jy ! Component: 150 - total flux cleaned = 0.00207895 Jy ! Component: 200 - total flux cleaned = 0.00204221 Jy ! Total flux subtracted in 200 components = 0.00204221 Jy ! Clean residual min=-0.001355 max=0.001381 Jy/beam ! Clean residual mean=0.000003 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.047232 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 69 components and 0.047232 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.077810Jy sigma=1.177082 ! Fit after self-cal, rms=0.077775Jy sigma=1.176830 ! 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=0.8352 mas, bmaj=1.885 mas, bpa=2.3 degrees ! Estimated noise=0.213446 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8352 x 1.885 at 2.3 degrees (North through East) ! Clean map min=-0.0013507 max=0.034029 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=0.6852 mas, bmaj=1.63 mas, bpa=0.2721 degrees ! Estimated noise=0.403564 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0248823 Jy ! Component: 100 - total flux cleaned = 0.0316531 Jy ! Component: 150 - total flux cleaned = 0.0353384 Jy ! Component: 200 - total flux cleaned = 0.0371735 Jy ! Total flux subtracted in 200 components = 0.0371735 Jy ! Clean residual min=-0.002507 max=0.002496 Jy/beam ! Clean residual mean=0.000002 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.0371735 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0371735 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8352 mas, bmaj=1.885 mas, bpa=2.3 degrees ! Estimated noise=0.213446 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 = 0.00308808 Jy ! Component: 100 - total flux cleaned = 0.00496294 Jy ! Component: 150 - total flux cleaned = 0.00634156 Jy ! Component: 200 - total flux cleaned = 0.00742914 Jy ! Total flux subtracted in 200 components = 0.00742914 Jy ! Clean residual min=-0.001780 max=0.001338 Jy/beam ! Clean residual mean=0.000002 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0446026 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 50 components and 0.0446026 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=1.948 mas, bmaj=3.302 mas, bpa=5.027 degrees ! Estimated noise=0.274867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00150585 Jy ! Component: 100 - total flux cleaned = 0.00243 Jy ! Component: 150 - total flux cleaned = 0.00282108 Jy ! Component: 200 - total flux cleaned = 0.00291463 Jy ! Total flux subtracted in 200 components = 0.00291463 Jy ! Clean residual min=-0.001477 max=0.001392 Jy/beam ! Clean residual mean=0.000003 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.0475173 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 = 6.20319e-05 Jy ! Component: 100 - total flux cleaned = 8.12308e-05 Jy ! Component: 150 - total flux cleaned = 9.90858e-05 Jy ! Component: 200 - total flux cleaned = 0.000115287 Jy ! Total flux subtracted in 200 components = 0.000115287 Jy ! Clean residual min=-0.001432 max=0.001361 Jy/beam ! Clean residual mean=0.000002 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.0476326 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 82 components and 0.0476326 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8352 mas, bmaj=1.885 mas, bpa=2.3 degrees ! Estimated noise=0.213446 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.35805e-05 Jy ! Component: 100 - total flux cleaned = 7.65629e-05 Jy ! Component: 150 - total flux cleaned = 0.000101411 Jy ! Component: 200 - total flux cleaned = 0.000123325 Jy ! Total flux subtracted in 200 components = 0.000123325 Jy ! Clean residual min=-0.001522 max=0.001428 Jy/beam ! Clean residual mean=0.000001 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0477559 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 100 components and 0.0477559 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.077732Jy sigma=1.176739 ! Fit after self-cal, rms=0.077746Jy sigma=1.176450 wmodel J0751-0046_X_map.mod ! Writing 100 model components to file: J0751-0046_X_map.mod wobs J0751-0046_X_uvs.fits ! Writing UV FITS file: J0751-0046_X_uvs.fits wwins J0751-0046_X_map.win ! wwins: Wrote 2 windows to J0751-0046_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 = -0.000177486 Jy ! Component: 100 - total flux cleaned = -0.000223398 Jy ! Component: 150 - total flux cleaned = -0.000267441 Jy ! Component: 200 - total flux cleaned = -0.000308726 Jy ! Component: 250 - total flux cleaned = -0.000407178 Jy ! Component: 300 - total flux cleaned = -0.000444815 Jy ! Component: 350 - total flux cleaned = -0.000463283 Jy ! Component: 400 - total flux cleaned = -0.00044548 Jy ! Component: 450 - total flux cleaned = -0.000480481 Jy ! Component: 500 - total flux cleaned = -0.000480352 Jy ! Component: 550 - total flux cleaned = -0.00048026 Jy ! Component: 600 - total flux cleaned = -0.000464463 Jy ! Component: 650 - total flux cleaned = -0.000448659 Jy ! Component: 700 - total flux cleaned = -0.000464405 Jy ! Component: 750 - total flux cleaned = -0.000464359 Jy ! Component: 800 - total flux cleaned = -0.000464342 Jy ! Component: 850 - total flux cleaned = -0.00049371 Jy ! Component: 900 - total flux cleaned = -0.000508315 Jy ! Component: 950 - total flux cleaned = -0.000493924 Jy ! Component: 1000 - total flux cleaned = -0.00046562 Jy ! Component: 1050 - total flux cleaned = -0.000493514 Jy ! Component: 1100 - total flux cleaned = -0.000452379 Jy ! Component: 1150 - total flux cleaned = -0.000452372 Jy ! Component: 1200 - total flux cleaned = -0.000452329 Jy ! Component: 1250 - total flux cleaned = -0.000465533 Jy ! Component: 1300 - total flux cleaned = -0.000426576 Jy ! Component: 1350 - total flux cleaned = -0.000400795 Jy ! Component: 1400 - total flux cleaned = -0.00041364 Jy ! Component: 1450 - total flux cleaned = -0.000401045 Jy ! Component: 1500 - total flux cleaned = -0.000338918 Jy ! Component: 1550 - total flux cleaned = -0.000314361 Jy ! Component: 1600 - total flux cleaned = -0.000314226 Jy ! Component: 1650 - total flux cleaned = -0.000265958 Jy ! Component: 1700 - total flux cleaned = -0.000254092 Jy ! Component: 1750 - total flux cleaned = -0.000254032 Jy ! Component: 1800 - total flux cleaned = -0.000219028 Jy ! Component: 1850 - total flux cleaned = -0.000184123 Jy ! Component: 1900 - total flux cleaned = -0.000149786 Jy ! Component: 1950 - total flux cleaned = -0.000127168 Jy ! Component: 2000 - total flux cleaned = -5.97635e-05 Jy ! Component: 2050 - total flux cleaned = -8.20689e-05 Jy ! Component: 2100 - total flux cleaned = -2.69864e-05 Jy ! Component: 2150 - total flux cleaned = -1.58852e-05 Jy ! Component: 2200 - total flux cleaned = 3.81765e-05 Jy ! Component: 2250 - total flux cleaned = 7.03555e-05 Jy ! Component: 2300 - total flux cleaned = 0.000113001 Jy ! Component: 2350 - total flux cleaned = 0.000134046 Jy ! Component: 2400 - total flux cleaned = 0.000196886 Jy ! Component: 2450 - total flux cleaned = 0.000196698 Jy ! Component: 2500 - total flux cleaned = 0.000217235 Jy ! Component: 2550 - total flux cleaned = 0.000247783 Jy ! Component: 2600 - total flux cleaned = 0.000278078 Jy ! Component: 2650 - total flux cleaned = 0.000298039 Jy ! Component: 2700 - total flux cleaned = 0.000288117 Jy ! Component: 2750 - total flux cleaned = 0.000337538 Jy ! Component: 2800 - total flux cleaned = 0.00040618 Jy ! Component: 2850 - total flux cleaned = 0.000406152 Jy ! Component: 2900 - total flux cleaned = 0.000425447 Jy ! Component: 2950 - total flux cleaned = 0.000492498 Jy ! Component: 3000 - total flux cleaned = 0.000501957 Jy ! Component: 3050 - total flux cleaned = 0.000520843 Jy ! Component: 3100 - total flux cleaned = 0.000539656 Jy ! Component: 3150 - total flux cleaned = 0.000567647 Jy ! Component: 3200 - total flux cleaned = 0.000586194 Jy ! Component: 3250 - total flux cleaned = 0.000632053 Jy ! Component: 3300 - total flux cleaned = 0.000641086 Jy ! Component: 3350 - total flux cleaned = 0.000641147 Jy ! Component: 3400 - total flux cleaned = 0.000695163 Jy ! Component: 3450 - total flux cleaned = 0.00068621 Jy ! Component: 3500 - total flux cleaned = 0.000721821 Jy ! Component: 3550 - total flux cleaned = 0.000756998 Jy ! Component: 3600 - total flux cleaned = 0.000783168 Jy ! Component: 3650 - total flux cleaned = 0.000748399 Jy ! Component: 3700 - total flux cleaned = 0.000791735 Jy ! Component: 3750 - total flux cleaned = 0.000800314 Jy ! Component: 3800 - total flux cleaned = 0.000817438 Jy ! Component: 3850 - total flux cleaned = 0.00084291 Jy ! Component: 3900 - total flux cleaned = 0.000859794 Jy ! Component: 3950 - total flux cleaned = 0.00090178 Jy ! Component: 4000 - total flux cleaned = 0.000910104 Jy ! Component: 4050 - total flux cleaned = 0.00093506 Jy ! Total flux subtracted in 4096 components = 0.000959861 Jy ! Clean residual min=-0.000492 max=0.000429 Jy/beam ! Clean residual mean=0.000000 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.0487158 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 387 components and 0.0487158 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0751-0046_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8352 x 1.885 at 2.3 degrees (North through East) ! Clean map min=-0.0010692 max=0.033536 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0751-0046_X_map.fits wmodel /vlbi/uf001/uva//J0751-0046_X_map.mod ! Writing 387 model components to file: /vlbi/uf001/uva//J0751-0046_X_map.mod wobs /vlbi/uf001/uva//J0751-0046_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0751-0046_X_uvs.fits wwins /vlbi/uf001/uva//J0751-0046_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J0751-0046_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0335364 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000138877 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.24232 1.24232 2.48464 4.96929 9.93857 19.8771 39.7543 79.5086 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.033 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 241.483 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0751-0046_X_dfm.log closed on Sun Jan 13 23:41:00 2019