! Started logfile: /image_prod/ug002_uva//J0257-1212_X_dfm.log on Wed Mar 4 19:43:50 2020 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 /image_prod/ug002_uva//J0257-1212_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0257-1212_X_uva.fits ! AN table 1: 40 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.971667 visibilities/baseline/integration-bin. ! Found source: J0257-1212 ! ! 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 134 lines of history. ! ! Reading 20988 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 J0257-1212_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 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. ! ! Correcting IF 9. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.047220Jy sigma=8.586224 ! Fit after self-cal, rms=0.736836Jy sigma=6.103509 ! 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=0.6259 mas, bmaj=1.684 mas, bpa=-3.801 degrees ! Estimated noise=1.1041 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 = 0.198305 Jy ! Component: 100 - total flux cleaned = 0.274878 Jy ! Total flux subtracted in 100 components = 0.274878 Jy ! Clean residual min=-0.017202 max=0.044934 Jy/beam ! Clean residual mean=0.000002 rms=0.004228 Jy/beam ! Combined flux in latest and established models = 0.274878 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.274878 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=0.104304Jy sigma=0.832075 ! Fit after self-cal, rms=0.103436Jy sigma=0.823976 ! Inverting map ! Added new window around map position (-0.6, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0443691 Jy ! Component: 100 - total flux cleaned = 0.055595 Jy ! Total flux subtracted in 100 components = 0.055595 Jy ! Clean residual min=-0.013089 max=0.030448 Jy/beam ! Clean residual mean=0.000004 rms=0.002908 Jy/beam ! Combined flux in latest and established models = 0.330473 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.330473 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=0.085125Jy sigma=0.684208 ! Fit after self-cal, rms=0.083664Jy sigma=0.671477 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128867 Jy ! Component: 100 - total flux cleaned = 0.0153292 Jy ! Total flux subtracted in 100 components = 0.0153292 Jy ! Clean residual min=-0.011478 max=0.018052 Jy/beam ! Clean residual mean=0.000005 rms=0.002517 Jy/beam ! Combined flux in latest and established models = 0.345802 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 16 components and 0.345802 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=0.081221Jy sigma=0.655795 ! Fit after self-cal, rms=0.080976Jy sigma=0.653578 ! Inverting map ! Added new window around map position (1, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103167 Jy ! Component: 100 - total flux cleaned = 0.0103723 Jy ! Total flux subtracted in 100 components = 0.0103723 Jy ! Clean residual min=-0.011586 max=0.012073 Jy/beam ! Clean residual mean=0.000005 rms=0.002272 Jy/beam ! Combined flux in latest and established models = 0.356174 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 21 components and 0.356174 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=0.079568Jy sigma=0.642771 ! Fit after self-cal, rms=0.079491Jy sigma=0.642185 ! 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=0.8124 mas, bmaj=2.011 mas, bpa=-2.601 degrees ! Estimated noise=0.604902 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 = -0.00223145 Jy ! Component: 100 - total flux cleaned = -0.00239461 Jy ! Component: 150 - total flux cleaned = -0.00280446 Jy ! Component: 200 - total flux cleaned = -0.00292335 Jy ! Total flux subtracted in 200 components = -0.00292335 Jy ! Clean residual min=-0.010452 max=0.015501 Jy/beam ! Clean residual mean=0.000012 rms=0.003405 Jy/beam ! Combined flux in latest and established models = 0.353251 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 33 components and 0.353251 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=0.078969Jy sigma=0.636439 ! Fit after self-cal, rms=0.078956Jy sigma=0.636390 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8124 x 2.011 at -2.601 degrees (North through East) ! Clean map min=-0.0099309 max=0.24326 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HN 0.95 KP 1.22 ! LA 1.06 MK 0.99 NL 1.15 OV 0.93 ! PT 0.89 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.91 HN 0.92 KP 1.19 ! LA 1.06 MK 1.01 NL 1.14 OV 0.91 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.91 HN 0.91 KP 1.19 ! LA 1.07 MK 0.98 NL 1.13 OV 0.91 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.92 HN 0.92 KP 1.22 ! LA 1.05 MK 1.03 NL 1.13 OV 0.94 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.93 HN 0.93 KP 1.21 ! LA 1.04 MK 0.97 NL 1.12 OV 0.93 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.94 HN 0.93 KP 1.21 ! LA 1.06 MK 0.96 NL 1.11 OV 0.95 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.90 HN 0.91 KP 1.21 ! LA 1.06 MK 0.93 NL 1.10 OV 0.95 ! PT 0.89 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.93 HN 0.94 KP 1.23 ! LA 1.03 MK 0.94 NL 1.11 OV 0.92 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.92 HN 0.92 KP 1.17 ! LA 1.02 MK 0.94 NL 1.14 OV 0.93 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.93 HN 0.92 KP 1.21 ! LA 1.04 MK 0.97 NL 1.10 OV 0.92 ! PT 0.89 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.89 HN 0.91 KP 1.23 ! LA 1.05 MK 0.92 NL 1.09 OV 0.94 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.89 HN 0.95 KP 1.19 ! LA 1.04 MK 0.87 NL 1.11 OV 0.92 ! PT 0.92 SC 0.98 ! ! ! Fit before self-cal, rms=0.078956Jy sigma=0.636390 ! Fit after self-cal, rms=0.073001Jy sigma=0.568831 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8022 mas, bmaj=2.002 mas, bpa=-2.91 degrees ! Estimated noise=0.59975 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 = -0.00075627 Jy ! Component: 100 - total flux cleaned = -0.000868785 Jy ! Component: 150 - total flux cleaned = -0.00113925 Jy ! Component: 200 - total flux cleaned = -0.00137101 Jy ! Total flux subtracted in 200 components = -0.00137101 Jy ! Clean residual min=-0.010965 max=0.010614 Jy/beam ! Clean residual mean=0.000009 rms=0.002636 Jy/beam ! Combined flux in latest and established models = 0.35188 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 40 components and 0.35188 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=0.072649Jy sigma=0.566205 ! Fit after self-cal, rms=0.072642Jy sigma=0.565883 ! 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=0.072642Jy sigma=0.565883 ! Fit after self-cal, rms=0.062538Jy sigma=0.468145 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8006 mas, bmaj=1.997 mas, bpa=-3.003 degrees ! Estimated noise=0.601867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000914116 Jy ! Component: 100 - total flux cleaned = -0.000992004 Jy ! Component: 150 - total flux cleaned = -0.00104648 Jy ! Component: 200 - total flux cleaned = -0.00104592 Jy ! Total flux subtracted in 200 components = -0.00104592 Jy ! Clean residual min=-0.002757 max=0.002539 Jy/beam ! Clean residual mean=0.000001 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.350834 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 52 components and 0.350834 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=0.062354Jy sigma=0.466563 ! Fit after self-cal, rms=0.062434Jy sigma=0.466275 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 = -0.000251241 Jy ! Component: 100 - total flux cleaned = -0.000297829 Jy ! Component: 150 - total flux cleaned = -0.000380437 Jy ! Component: 200 - total flux cleaned = -0.000380751 Jy ! Total flux subtracted in 200 components = -0.000380751 Jy ! Clean residual min=-0.002652 max=0.002624 Jy/beam ! Clean residual mean=0.000001 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.350453 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 59 components and 0.350453 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=0.062372Jy sigma=0.465855 ! Fit after self-cal, rms=0.062367Jy sigma=0.465824 ! 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=0.062367Jy sigma=0.465824 ! Fit after self-cal, rms=0.062432Jy sigma=0.465341 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7993 mas, bmaj=1.995 mas, bpa=-2.945 degrees ! Estimated noise=0.601159 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000624552 Jy ! Component: 100 - total flux cleaned = -0.000758058 Jy ! Component: 150 - total flux cleaned = -0.000833165 Jy ! Component: 200 - total flux cleaned = -0.000832286 Jy ! Total flux subtracted in 200 components = -0.000832286 Jy ! Clean residual min=-0.002179 max=0.002476 Jy/beam ! Clean residual mean=0.000001 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.349621 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 64 components and 0.349621 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=0.062368Jy sigma=0.464800 ! Fit after self-cal, rms=0.062370Jy sigma=0.464771 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 (-1.2, -10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193698 Jy ! Component: 100 - total flux cleaned = 0.00207644 Jy ! Component: 150 - total flux cleaned = 0.00211982 Jy ! Component: 200 - total flux cleaned = 0.00212033 Jy ! Total flux subtracted in 200 components = 0.00212033 Jy ! Clean residual min=-0.002051 max=0.002269 Jy/beam ! Clean residual mean=0.000001 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.351742 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 78 components and 0.351742 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=0.062284Jy sigma=0.463995 ! Fit after self-cal, rms=0.062281Jy sigma=0.463979 ! Inverting map ! Added new window around map position (-1.2, -4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145424 Jy ! Component: 100 - total flux cleaned = 0.0016207 Jy ! Component: 150 - total flux cleaned = 0.00166803 Jy ! Component: 200 - total flux cleaned = 0.00175219 Jy ! Total flux subtracted in 200 components = 0.00175219 Jy ! Clean residual min=-0.001878 max=0.001801 Jy/beam ! Clean residual mean=0.000001 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.353494 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 93 components and 0.353494 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=0.062185Jy sigma=0.463193 ! Fit after self-cal, rms=0.062181Jy sigma=0.463168 ! 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=0.062181Jy sigma=0.463168 ! Fit after self-cal, rms=0.062026Jy sigma=0.463001 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.1 mas, bmaj=3.989 mas, bpa=3.513 degrees ! Estimated noise=0.812024 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000132114 Jy ! Component: 100 - total flux cleaned = 0.000134573 Jy ! Component: 150 - total flux cleaned = 0.000305187 Jy ! Component: 200 - total flux cleaned = 0.000458835 Jy ! Total flux subtracted in 200 components = 0.000458835 Jy ! Clean residual min=-0.002012 max=0.002233 Jy/beam ! Clean residual mean=0.000002 rms=0.000550 Jy/beam ! Combined flux in latest and established models = 0.353953 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 102 components and 0.353953 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=0.062002Jy sigma=0.462815 ! Fit after self-cal, rms=0.062001Jy sigma=0.462791 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 = 0.000134618 Jy ! Component: 100 - total flux cleaned = 0.000409153 Jy ! Component: 150 - total flux cleaned = 0.000504175 Jy ! Component: 200 - total flux cleaned = 0.000591671 Jy ! Total flux subtracted in 200 components = 0.000591671 Jy ! Clean residual min=-0.002049 max=0.002129 Jy/beam ! Clean residual mean=0.000002 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.354544 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 105 components and 0.354544 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=0.061998Jy sigma=0.462788 ! Fit after self-cal, rms=0.061997Jy sigma=0.462778 ! 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=0.7978 mas, bmaj=1.992 mas, bpa=-2.945 degrees ! Estimated noise=0.599649 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7978 x 1.992 at -2.945 degrees (North through East) ! Clean map min=-0.0036553 max=0.2421 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=0.6162 mas, bmaj=1.679 mas, bpa=-4.094 degrees ! Estimated noise=1.07721 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.196932 Jy ! Component: 100 - total flux cleaned = 0.279556 Jy ! Component: 150 - total flux cleaned = 0.31821 Jy ! Component: 200 - total flux cleaned = 0.338398 Jy ! Total flux subtracted in 200 components = 0.338398 Jy ! Clean residual min=-0.010122 max=0.010342 Jy/beam ! Clean residual mean=-0.000000 rms=0.001295 Jy/beam ! Combined flux in latest and established models = 0.338398 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.338398 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7978 mas, bmaj=1.992 mas, bpa=-2.945 degrees ! Estimated noise=0.599649 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 = 0.00888795 Jy ! Component: 100 - total flux cleaned = 0.0103248 Jy ! Component: 150 - total flux cleaned = 0.0111901 Jy ! Component: 200 - total flux cleaned = 0.0120396 Jy ! Total flux subtracted in 200 components = 0.0120396 Jy ! Clean residual min=-0.003366 max=0.002776 Jy/beam ! Clean residual mean=0.000000 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.350438 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 27 components and 0.350438 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=2.1 mas, bmaj=3.989 mas, bpa=3.513 degrees ! Estimated noise=0.812024 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00235706 Jy ! Component: 100 - total flux cleaned = 0.00323878 Jy ! Component: 150 - total flux cleaned = 0.00390764 Jy ! Component: 200 - total flux cleaned = 0.0044403 Jy ! Total flux subtracted in 200 components = 0.0044403 Jy ! Clean residual min=-0.002230 max=0.002381 Jy/beam ! Clean residual mean=0.000002 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.354878 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) ! Added new window around map position (24.4, 16.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114345 Jy ! Component: 100 - total flux cleaned = 0.00150547 Jy ! Component: 150 - total flux cleaned = 0.00191473 Jy ! Component: 200 - total flux cleaned = 0.00209508 Jy ! Total flux subtracted in 200 components = 0.00209508 Jy ! Clean residual min=-0.001986 max=0.002083 Jy/beam ! Clean residual mean=0.000003 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.356973 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 69 components and 0.356973 Jy ! Inverting map ! Added new window around map position (-37, -33.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000968044 Jy ! Component: 100 - total flux cleaned = 0.000831473 Jy ! Component: 150 - total flux cleaned = 0.000719667 Jy ! Component: 200 - total flux cleaned = 0.000913164 Jy ! Total flux subtracted in 200 components = 0.000913164 Jy ! Clean residual min=-0.001609 max=0.001329 Jy/beam ! Clean residual mean=0.000001 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.357886 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 89 components and 0.357886 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7978 mas, bmaj=1.992 mas, bpa=-2.945 degrees ! Estimated noise=0.599649 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000273116 Jy ! Component: 100 - total flux cleaned = 3.4844e-05 Jy ! Component: 150 - total flux cleaned = 0.000216156 Jy ! Component: 200 - total flux cleaned = 0.000218611 Jy ! Total flux subtracted in 200 components = 0.000218611 Jy ! Clean residual min=-0.002023 max=0.001746 Jy/beam ! Clean residual mean=0.000001 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.358105 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 100 components and 0.358105 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=0.062260Jy sigma=0.464898 ! Fit after self-cal, rms=0.062232Jy sigma=0.464669 wmodel J0257-1212_X_map.mod ! Writing 100 model components to file: J0257-1212_X_map.mod wobs J0257-1212_X_uvs.fits ! Writing UV FITS file: J0257-1212_X_uvs.fits wwins J0257-1212_X_map.win ! wwins: Wrote 7 windows to J0257-1212_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 = -0.00059077 Jy ! Component: 100 - total flux cleaned = -0.000852083 Jy ! Component: 150 - total flux cleaned = -0.000945989 Jy ! Component: 200 - total flux cleaned = -0.000945423 Jy ! Component: 250 - total flux cleaned = -0.000800387 Jy ! Component: 300 - total flux cleaned = -0.000744333 Jy ! Component: 350 - total flux cleaned = -0.000689063 Jy ! Component: 400 - total flux cleaned = -0.000635301 Jy ! Component: 450 - total flux cleaned = -0.00055784 Jy ! Component: 500 - total flux cleaned = -0.000558473 Jy ! Component: 550 - total flux cleaned = -0.000508989 Jy ! Component: 600 - total flux cleaned = -0.000509151 Jy ! Component: 650 - total flux cleaned = -0.000461561 Jy ! Component: 700 - total flux cleaned = -0.000438015 Jy ! Component: 750 - total flux cleaned = -0.000414891 Jy ! Component: 800 - total flux cleaned = -0.000347565 Jy ! Component: 850 - total flux cleaned = -0.000303667 Jy ! Component: 900 - total flux cleaned = -0.000238486 Jy ! Component: 950 - total flux cleaned = -0.000174805 Jy ! Component: 1000 - total flux cleaned = -0.000174828 Jy ! Component: 1050 - total flux cleaned = -0.00013317 Jy ! Component: 1100 - total flux cleaned = -0.000112649 Jy ! Component: 1150 - total flux cleaned = -5.2588e-05 Jy ! Component: 1200 - total flux cleaned = -7.21859e-05 Jy ! Component: 1250 - total flux cleaned = -1.40618e-05 Jy ! Component: 1300 - total flux cleaned = 2.40927e-05 Jy ! Component: 1350 - total flux cleaned = 8.05351e-05 Jy ! Component: 1400 - total flux cleaned = 6.20186e-05 Jy ! Component: 1450 - total flux cleaned = 0.000135292 Jy ! Component: 1500 - total flux cleaned = 0.000135365 Jy ! Component: 1550 - total flux cleaned = 0.000135561 Jy ! Component: 1600 - total flux cleaned = 0.000117989 Jy ! Component: 1650 - total flux cleaned = 0.000187471 Jy ! Component: 1700 - total flux cleaned = 0.000118923 Jy ! Component: 1750 - total flux cleaned = 0.000203887 Jy ! Component: 1800 - total flux cleaned = 0.000170315 Jy ! Component: 1850 - total flux cleaned = 0.000170437 Jy ! Component: 1900 - total flux cleaned = 0.000186626 Jy ! Component: 1950 - total flux cleaned = 0.000186487 Jy ! Component: 2000 - total flux cleaned = 0.000202576 Jy ! Component: 2050 - total flux cleaned = 0.000186822 Jy ! Component: 2100 - total flux cleaned = 0.000202436 Jy ! Component: 2150 - total flux cleaned = 0.000249217 Jy ! Component: 2200 - total flux cleaned = 0.000310673 Jy ! Component: 2250 - total flux cleaned = 0.000295526 Jy ! Component: 2300 - total flux cleaned = 0.000325358 Jy ! Component: 2350 - total flux cleaned = 0.000384714 Jy ! Component: 2400 - total flux cleaned = 0.000384521 Jy ! Component: 2450 - total flux cleaned = 0.000399029 Jy ! Component: 2500 - total flux cleaned = 0.000471106 Jy ! Component: 2550 - total flux cleaned = 0.00049957 Jy ! Component: 2600 - total flux cleaned = 0.00052764 Jy ! Component: 2650 - total flux cleaned = 0.000513537 Jy ! Component: 2700 - total flux cleaned = 0.000485954 Jy ! Component: 2750 - total flux cleaned = 0.000582277 Jy ! Component: 2800 - total flux cleaned = 0.000595925 Jy ! Component: 2850 - total flux cleaned = 0.000568864 Jy ! Component: 2900 - total flux cleaned = 0.000595865 Jy ! Component: 2950 - total flux cleaned = 0.000662561 Jy ! Component: 3000 - total flux cleaned = 0.000596682 Jy ! Component: 3050 - total flux cleaned = 0.000609908 Jy ! Component: 3100 - total flux cleaned = 0.000648783 Jy ! Component: 3150 - total flux cleaned = 0.000687295 Jy ! Component: 3200 - total flux cleaned = 0.000623512 Jy ! Component: 3250 - total flux cleaned = 0.000712316 Jy ! Component: 3300 - total flux cleaned = 0.000687137 Jy ! Component: 3350 - total flux cleaned = 0.000699672 Jy ! Component: 3400 - total flux cleaned = 0.000736964 Jy ! Component: 3450 - total flux cleaned = 0.000798535 Jy ! Component: 3500 - total flux cleaned = 0.000835172 Jy ! Component: 3550 - total flux cleaned = 0.000871689 Jy ! Component: 3600 - total flux cleaned = 0.000895756 Jy ! Component: 3650 - total flux cleaned = 0.000931701 Jy ! Component: 3700 - total flux cleaned = 0.000979281 Jy ! Component: 3750 - total flux cleaned = 0.000967499 Jy ! Component: 3800 - total flux cleaned = 0.00103779 Jy ! Component: 3850 - total flux cleaned = 0.00104953 Jy ! Component: 3900 - total flux cleaned = 0.00108424 Jy ! Component: 3950 - total flux cleaned = 0.00111863 Jy ! Component: 4000 - total flux cleaned = 0.00107305 Jy ! Component: 4050 - total flux cleaned = 0.00112981 Jy ! Total flux subtracted in 4096 components = 0.0011185 Jy ! Clean residual min=-0.000562 max=0.000788 Jy/beam ! Clean residual mean=0.000000 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.359223 Jy keep ! Adding 262 model components to the UV plane model. ! The established model now contains 356 components and 0.359224 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0257-1212_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7978 x 1.992 at -2.945 degrees (North through East) ! Clean map min=-0.0020235 max=0.24009 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0257-1212_X_map.fits wmodel /image_prod/ug002_uva//J0257-1212_X_map.mod ! Writing 356 model components to file: /image_prod/ug002_uva//J0257-1212_X_map.mod wobs /image_prod/ug002_uva//J0257-1212_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0257-1212_X_uvs.fits wwins /image_prod/ug002_uva//J0257-1212_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J0257-1212_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.240088 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000186413 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.232931 0.232931 0.465863 0.931726 1.86345 3.7269 7.4538 14.9076 29.8152 59.6304 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.24 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1287.93 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0257-1212_X_dfm.log closed on Wed Mar 4 19:43:55 2020