! Started logfile: /vlbi/uf001/uva//J2351-0109_X_dfm.log on Mon Jan 14 06:54:05 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//J2351-0109_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2351-0109_X_uva.fits ! AN table 1: 84 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.584325 visibilities/baseline/integration-bin. ! Found source: J2351-0109 ! ! 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 21204 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 J2351-0109_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 305 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 305 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 305 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 305 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 305 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 305 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 305 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 305 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 305 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 305 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 305 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 305 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001325Jy sigma=23.594324 ! Fit after self-cal, rms=0.936155Jy sigma=22.068920 ! 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=0.6206 mas, bmaj=1.578 mas, bpa=-2.606 degrees ! Estimated noise=0.34504 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 = 0.0485958 Jy ! Component: 100 - total flux cleaned = 0.0605781 Jy ! Total flux subtracted in 100 components = 0.0605781 Jy ! Clean residual min=-0.003426 max=0.005386 Jy/beam ! Clean residual mean=-0.000001 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 0.0605781 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0605781 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=0.060196Jy sigma=1.334525 ! Fit after self-cal, rms=0.059559Jy sigma=1.320752 ! Inverting map ! Added new window around map position (0.6, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00620205 Jy ! Component: 100 - total flux cleaned = 0.00996462 Jy ! Total flux subtracted in 100 components = 0.00996462 Jy ! Clean residual min=-0.003152 max=0.003929 Jy/beam ! Clean residual mean=-0.000001 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.0705427 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 20 components and 0.0705427 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=0.058619Jy sigma=1.295806 ! Fit after self-cal, rms=0.058572Jy sigma=1.294565 ! 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=0.7677 mas, bmaj=1.824 mas, bpa=-2.618 degrees ! Estimated noise=0.217766 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 = 0.00473959 Jy ! Component: 100 - total flux cleaned = 0.00743941 Jy ! Component: 150 - total flux cleaned = 0.00918303 Jy ! Component: 200 - total flux cleaned = 0.0103324 Jy ! Total flux subtracted in 200 components = 0.0103324 Jy ! Clean residual min=-0.003046 max=0.003184 Jy/beam ! Clean residual mean=-0.000000 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.0808751 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 30 components and 0.0808751 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=0.058181Jy sigma=1.284197 ! Fit after self-cal, rms=0.058151Jy sigma=1.283395 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7677 x 1.824 at -2.618 degrees (North through East) ! Clean map min=-0.0026534 max=0.062285 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 0.99 KP 0.95 LA 0.94 ! MK 1.01 NL 1.13 OV 0.87 PT 0.96 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.99 KP 1.00 LA 0.93 ! MK 1.00 NL 1.16 OV 0.90 PT 0.91 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 1.06 KP 0.97 LA 0.95 ! MK 1.00 NL 1.12 OV 0.90 PT 0.91 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.98 KP 0.97 LA 0.93 ! MK 1.02 NL 1.17 OV 0.89 PT 0.95 ! SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.00 KP 1.03 LA 0.99 ! MK 1.07 NL 1.11 OV 0.92 PT 0.94 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.03 KP 0.96 LA 1.01 ! MK 0.99 NL 1.17 OV 0.92 PT 0.88 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 0.94 KP 1.04 LA 1.05 ! MK 1.01 NL 1.21 OV 0.91 PT 0.93 ! SC 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 1.00 KP 1.03 LA 0.94 ! MK 0.97 NL 1.15 OV 0.90 PT 0.97 ! SC 1.10 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.97 KP 1.03 LA 0.89 ! MK 0.96 NL 1.14 OV 0.97 PT 0.95 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.97 KP 1.07 LA 0.97 ! MK 0.99 NL 1.14 OV 0.89 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 0.96 KP 1.05 LA 0.99 ! MK 1.00 NL 1.17 OV 0.93 PT 0.91 ! SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.02 KP 1.02 LA 0.98 ! MK 0.99 NL 1.16 OV 0.90 PT 0.86 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.058151Jy sigma=1.283395 ! Fit after self-cal, rms=0.057834Jy sigma=1.271839 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7683 mas, bmaj=1.841 mas, bpa=-2.45 degrees ! Estimated noise=0.217982 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 (3, -7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016482 Jy ! Component: 100 - total flux cleaned = 0.00216749 Jy ! Component: 150 - total flux cleaned = 0.00209537 Jy ! Component: 200 - total flux cleaned = 0.00201041 Jy ! Total flux subtracted in 200 components = 0.00201041 Jy ! Clean residual min=-0.001352 max=0.001454 Jy/beam ! Clean residual mean=-0.000000 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.0828855 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 45 components and 0.0828855 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=0.057785Jy sigma=1.270616 ! Fit after self-cal, rms=0.057847Jy sigma=1.269889 ! 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=0.057847Jy sigma=1.269889 ! Fit after self-cal, rms=0.058111Jy sigma=1.267402 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.768 mas, bmaj=1.843 mas, bpa=-2.417 degrees ! Estimated noise=0.21831 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000214952 Jy ! Component: 100 - total flux cleaned = 0.000254922 Jy ! Component: 150 - total flux cleaned = 0.000239943 Jy ! Component: 200 - total flux cleaned = 0.000254993 Jy ! Total flux subtracted in 200 components = 0.000254993 Jy ! Clean residual min=-0.001354 max=0.001376 Jy/beam ! Clean residual mean=-0.000000 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.0831405 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 61 components and 0.0831405 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=0.058099Jy sigma=1.267137 ! Fit after self-cal, rms=0.058112Jy sigma=1.266936 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 (-4.2, 30.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000726151 Jy ! Component: 100 - total flux cleaned = 0.00110839 Jy ! Component: 150 - total flux cleaned = 0.0013987 Jy ! Component: 200 - total flux cleaned = 0.00156941 Jy ! Total flux subtracted in 200 components = 0.00156941 Jy ! Clean residual min=-0.001326 max=0.001198 Jy/beam ! Clean residual mean=-0.000000 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.0847099 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 77 components and 0.0847099 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=0.058075Jy sigma=1.266171 ! Fit after self-cal, rms=0.058072Jy sigma=1.266090 ! 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=0.058072Jy sigma=1.266090 ! Fit after self-cal, rms=0.058243Jy sigma=1.264230 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7686 mas, bmaj=1.844 mas, bpa=-2.402 degrees ! Estimated noise=0.218503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000210104 Jy ! Component: 100 - total flux cleaned = 0.00022764 Jy ! Component: 150 - total flux cleaned = 0.000243925 Jy ! Component: 200 - total flux cleaned = 0.000306225 Jy ! Total flux subtracted in 200 components = 0.000306225 Jy ! Clean residual min=-0.001307 max=0.001175 Jy/beam ! Clean residual mean=-0.000000 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.0850162 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 85 components and 0.0850162 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=0.058232Jy sigma=1.263999 ! Fit after self-cal, rms=0.058242Jy sigma=1.263901 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.28472e-05 Jy ! Component: 100 - total flux cleaned = 8.80346e-05 Jy ! Component: 150 - total flux cleaned = 0.000129512 Jy ! Component: 200 - total flux cleaned = 0.000154823 Jy ! Total flux subtracted in 200 components = 0.000154823 Jy ! Clean residual min=-0.001272 max=0.001156 Jy/beam ! Clean residual mean=-0.000000 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.085171 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 90 components and 0.085171 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=0.058235Jy sigma=1.263759 ! Fit after self-cal, rms=0.058234Jy sigma=1.263751 ! 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=0.058234Jy sigma=1.263751 ! Fit after self-cal, rms=0.058262Jy sigma=1.263730 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.915 mas, bmaj=3.191 mas, bpa=-2.487 degrees ! Estimated noise=0.297482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.26628e-06 Jy ! Component: 100 - total flux cleaned = 9.83002e-05 Jy ! Component: 150 - total flux cleaned = 0.000194399 Jy ! Component: 200 - total flux cleaned = 0.000287815 Jy ! Total flux subtracted in 200 components = 0.000287815 Jy ! Clean residual min=-0.001490 max=0.001665 Jy/beam ! Clean residual mean=-0.000000 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.0854588 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 103 components and 0.0854588 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=0.058259Jy sigma=1.263692 ! Fit after self-cal, rms=0.058259Jy sigma=1.263680 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 = -1.07228e-05 Jy ! Component: 100 - total flux cleaned = 4.66909e-05 Jy ! Component: 150 - total flux cleaned = 8.24227e-05 Jy ! Component: 200 - total flux cleaned = 0.000114865 Jy ! Total flux subtracted in 200 components = 0.000114865 Jy ! Clean residual min=-0.001473 max=0.001657 Jy/beam ! Clean residual mean=-0.000000 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.0855737 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 107 components and 0.0855737 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=0.058259Jy sigma=1.263689 ! Fit after self-cal, rms=0.058259Jy sigma=1.263686 ! 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=0.7689 mas, bmaj=1.845 mas, bpa=-2.398 degrees ! Estimated noise=0.218535 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7689 x 1.845 at -2.398 degrees (North through East) ! Clean map min=-0.0011359 max=0.061995 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=0.6201 mas, bmaj=1.592 mas, bpa=-2.216 degrees ! Estimated noise=0.349361 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0493063 Jy ! Component: 100 - total flux cleaned = 0.0630342 Jy ! Component: 150 - total flux cleaned = 0.0691016 Jy ! Component: 200 - total flux cleaned = 0.0726125 Jy ! Total flux subtracted in 200 components = 0.0726125 Jy ! Clean residual min=-0.002266 max=0.002331 Jy/beam ! Clean residual mean=-0.000001 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.0726125 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0726125 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7689 mas, bmaj=1.845 mas, bpa=-2.398 degrees ! Estimated noise=0.218535 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 = 0.00339389 Jy ! Component: 100 - total flux cleaned = 0.00549959 Jy ! Component: 150 - total flux cleaned = 0.00677884 Jy ! Component: 200 - total flux cleaned = 0.00775832 Jy ! Total flux subtracted in 200 components = 0.00775832 Jy ! Clean residual min=-0.001397 max=0.001637 Jy/beam ! Clean residual mean=-0.000000 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.0803708 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 37 components and 0.0803708 Jy ! Inverting map ! Added new window around map position (-1, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00130319 Jy ! Component: 100 - total flux cleaned = 0.00191149 Jy ! Component: 150 - total flux cleaned = 0.00235023 Jy ! Component: 200 - total flux cleaned = 0.00267353 Jy ! Total flux subtracted in 200 components = 0.00267353 Jy ! Clean residual min=-0.001320 max=0.001233 Jy/beam ! Clean residual mean=-0.000000 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.0830444 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 50 components and 0.0830444 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=1.915 mas, bmaj=3.191 mas, bpa=-2.487 degrees ! Estimated noise=0.297482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000914322 Jy ! Component: 100 - total flux cleaned = 0.00127441 Jy ! Component: 150 - total flux cleaned = 0.00152984 Jy ! Component: 200 - total flux cleaned = 0.00172801 Jy ! Total flux subtracted in 200 components = 0.00172801 Jy ! Clean residual min=-0.001454 max=0.001661 Jy/beam ! Clean residual mean=-0.000000 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.0847724 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 = 0.000187683 Jy ! Component: 100 - total flux cleaned = 0.000321395 Jy ! Component: 150 - total flux cleaned = 0.000426486 Jy ! Component: 200 - total flux cleaned = 0.000509032 Jy ! Total flux subtracted in 200 components = 0.000509032 Jy ! Clean residual min=-0.001437 max=0.001656 Jy/beam ! Clean residual mean=-0.000000 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.0852814 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 82 components and 0.0852814 Jy ! Inverting map ! Added new window around map position (-32.8, 35.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118197 Jy ! Component: 100 - total flux cleaned = 0.00165974 Jy ! Component: 150 - total flux cleaned = 0.0020555 Jy ! Component: 200 - total flux cleaned = 0.00240371 Jy ! Total flux subtracted in 200 components = 0.00240371 Jy ! Clean residual min=-0.001260 max=0.001129 Jy/beam ! Clean residual mean=-0.000000 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0876851 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 116 components and 0.0876852 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7689 mas, bmaj=1.845 mas, bpa=-2.398 degrees ! Estimated noise=0.218535 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000277143 Jy ! Component: 100 - total flux cleaned = 0.000304194 Jy ! Component: 150 - total flux cleaned = 0.000355386 Jy ! Component: 200 - total flux cleaned = 0.000403547 Jy ! Total flux subtracted in 200 components = 0.000403547 Jy ! Clean residual min=-0.001246 max=0.000976 Jy/beam ! Clean residual mean=-0.000000 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0880887 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 138 components and 0.0880887 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=0.058222Jy sigma=1.262858 ! Fit after self-cal, rms=0.058203Jy sigma=1.262649 wmodel J2351-0109_X_map.mod ! Writing 138 model components to file: J2351-0109_X_map.mod wobs J2351-0109_X_uvs.fits ! Writing UV FITS file: J2351-0109_X_uvs.fits wwins J2351-0109_X_map.win ! wwins: Wrote 6 windows to J2351-0109_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 = -0.000501369 Jy ! Component: 100 - total flux cleaned = -0.000821813 Jy ! Component: 150 - total flux cleaned = -0.000893577 Jy ! Component: 200 - total flux cleaned = -0.000945105 Jy ! Component: 250 - total flux cleaned = -0.000978623 Jy ! Component: 300 - total flux cleaned = -0.000978919 Jy ! Component: 350 - total flux cleaned = -0.000979331 Jy ! Component: 400 - total flux cleaned = -0.000963894 Jy ! Component: 450 - total flux cleaned = -0.000933379 Jy ! Component: 500 - total flux cleaned = -0.00094816 Jy ! Component: 550 - total flux cleaned = -0.000962442 Jy ! Component: 600 - total flux cleaned = -0.000947954 Jy ! Component: 650 - total flux cleaned = -0.000947974 Jy ! Component: 700 - total flux cleaned = -0.000961655 Jy ! Component: 750 - total flux cleaned = -0.00093368 Jy ! Component: 800 - total flux cleaned = -0.000947247 Jy ! Component: 850 - total flux cleaned = -0.000907133 Jy ! Component: 900 - total flux cleaned = -0.000973713 Jy ! Component: 950 - total flux cleaned = -0.000973281 Jy ! Component: 1000 - total flux cleaned = -0.000921505 Jy ! Component: 1050 - total flux cleaned = -0.000921223 Jy ! Component: 1100 - total flux cleaned = -0.000870372 Jy ! Component: 1150 - total flux cleaned = -0.000845247 Jy ! Component: 1200 - total flux cleaned = -0.000783381 Jy ! Component: 1250 - total flux cleaned = -0.000758894 Jy ! Component: 1300 - total flux cleaned = -0.000746822 Jy ! Component: 1350 - total flux cleaned = -0.000758961 Jy ! Component: 1400 - total flux cleaned = -0.000723123 Jy ! Component: 1450 - total flux cleaned = -0.000711253 Jy ! Component: 1500 - total flux cleaned = -0.000653081 Jy ! Component: 1550 - total flux cleaned = -0.000606933 Jy ! Component: 1600 - total flux cleaned = -0.000584176 Jy ! Component: 1650 - total flux cleaned = -0.000584122 Jy ! Component: 1700 - total flux cleaned = -0.000494182 Jy ! Component: 1750 - total flux cleaned = -0.000449661 Jy ! Component: 1800 - total flux cleaned = -0.000416475 Jy ! Component: 1850 - total flux cleaned = -0.000339713 Jy ! Component: 1900 - total flux cleaned = -0.000263612 Jy ! Component: 1950 - total flux cleaned = -0.000274497 Jy ! Component: 2000 - total flux cleaned = -0.000188916 Jy ! Component: 2050 - total flux cleaned = -0.000178329 Jy ! Component: 2100 - total flux cleaned = -0.0001256 Jy ! Component: 2150 - total flux cleaned = -0.000104584 Jy ! Component: 2200 - total flux cleaned = -8.3836e-05 Jy ! Component: 2250 - total flux cleaned = -2.18424e-05 Jy ! Component: 2300 - total flux cleaned = 3.97241e-05 Jy ! Component: 2350 - total flux cleaned = 4.98707e-05 Jy ! Component: 2400 - total flux cleaned = 3.96705e-05 Jy ! Component: 2450 - total flux cleaned = 7.99091e-05 Jy ! Component: 2500 - total flux cleaned = 8.98345e-05 Jy ! Component: 2550 - total flux cleaned = 0.000119594 Jy ! Component: 2600 - total flux cleaned = 0.000188462 Jy ! Component: 2650 - total flux cleaned = 0.000217764 Jy ! Component: 2700 - total flux cleaned = 0.000256518 Jy ! Component: 2750 - total flux cleaned = 0.000237227 Jy ! Component: 2800 - total flux cleaned = 0.000304352 Jy ! Component: 2850 - total flux cleaned = 0.000294907 Jy ! Component: 2900 - total flux cleaned = 0.000342251 Jy ! Component: 2950 - total flux cleaned = 0.000314074 Jy ! Component: 3000 - total flux cleaned = 0.000360842 Jy ! Component: 3050 - total flux cleaned = 0.000342323 Jy ! Component: 3100 - total flux cleaned = 0.00034239 Jy ! Component: 3150 - total flux cleaned = 0.000388352 Jy ! Component: 3200 - total flux cleaned = 0.000370001 Jy ! Component: 3250 - total flux cleaned = 0.000424475 Jy ! Component: 3300 - total flux cleaned = 0.000415438 Jy ! Component: 3350 - total flux cleaned = 0.000433372 Jy ! Component: 3400 - total flux cleaned = 0.000433376 Jy ! Component: 3450 - total flux cleaned = 0.000459969 Jy ! Component: 3500 - total flux cleaned = 0.000486431 Jy ! Component: 3550 - total flux cleaned = 0.000512666 Jy ! Component: 3600 - total flux cleaned = 0.000503934 Jy ! Component: 3650 - total flux cleaned = 0.000529936 Jy ! Component: 3700 - total flux cleaned = 0.00052998 Jy ! Component: 3750 - total flux cleaned = 0.000572813 Jy ! Component: 3800 - total flux cleaned = 0.000538684 Jy ! Component: 3850 - total flux cleaned = 0.000564021 Jy ! Component: 3900 - total flux cleaned = 0.000538731 Jy ! Component: 3950 - total flux cleaned = 0.000580636 Jy ! Component: 4000 - total flux cleaned = 0.000589048 Jy ! Component: 4050 - total flux cleaned = 0.000572454 Jy ! Total flux subtracted in 4096 components = 0.000572487 Jy ! Clean residual min=-0.000551 max=0.000481 Jy/beam ! Clean residual mean=0.000000 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.0886612 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 427 components and 0.0886612 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2351-0109_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7689 x 1.845 at -2.398 degrees (North through East) ! Clean map min=-0.00091698 max=0.061899 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2351-0109_X_map.fits wmodel /vlbi/uf001/uva//J2351-0109_X_map.mod ! Writing 427 model components to file: /vlbi/uf001/uva//J2351-0109_X_map.mod wobs /vlbi/uf001/uva//J2351-0109_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2351-0109_X_uvs.fits wwins /vlbi/uf001/uva//J2351-0109_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J2351-0109_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0618986 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000140897 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.682874 0.682874 1.36575 2.7315 5.46299 10.926 21.852 43.7039 87.4079 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.061 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 439.319 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2351-0109_X_dfm.log closed on Mon Jan 14 06:54:10 2019