! Started logfile: /vlbi/uf001/uva//J2250-2806_X_dfm.log on Mon Jan 14 06:26:00 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//J2250-2806_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2250-2806_X_uva.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.961111 visibilities/baseline/integration-bin. ! Found source: J2250-2806 ! ! 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 14532 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 J2250-2806_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 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.069736Jy sigma=19.313405 ! Fit after self-cal, rms=0.651955Jy sigma=11.436018 ! 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=0.5964 mas, bmaj=1.658 mas, bpa=-4.86 degrees ! Estimated noise=0.631147 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 = 0.269338 Jy ! Component: 100 - total flux cleaned = 0.330576 Jy ! Total flux subtracted in 100 components = 0.330576 Jy ! Clean residual min=-0.012401 max=0.025016 Jy/beam ! Clean residual mean=-0.000046 rms=0.003038 Jy/beam ! Combined flux in latest and established models = 0.330576 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.330576 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=0.101275Jy sigma=1.756428 ! Fit after self-cal, rms=0.101244Jy sigma=1.756145 ! Inverting map ! Added new window around map position (-1, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0260352 Jy ! Component: 100 - total flux cleaned = 0.0405767 Jy ! Total flux subtracted in 100 components = 0.0405767 Jy ! Clean residual min=-0.011858 max=0.019293 Jy/beam ! Clean residual mean=-0.000028 rms=0.002410 Jy/beam ! Combined flux in latest and established models = 0.371152 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 18 components and 0.371152 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=0.091639Jy sigma=1.527701 ! Fit after self-cal, rms=0.091399Jy sigma=1.520159 ! Inverting map ! Added new window around map position (1.2, 9.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0155918 Jy ! Component: 100 - total flux cleaned = 0.0248186 Jy ! Total flux subtracted in 100 components = 0.0248186 Jy ! Clean residual min=-0.010571 max=0.016919 Jy/beam ! Clean residual mean=-0.000022 rms=0.002106 Jy/beam ! Combined flux in latest and established models = 0.395971 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 28 components and 0.395971 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=0.088493Jy sigma=1.454160 ! Fit after self-cal, rms=0.088362Jy sigma=1.448325 ! Inverting map ! Added new window around map position (1.4, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142035 Jy ! Component: 100 - total flux cleaned = 0.023198 Jy ! Total flux subtracted in 100 components = 0.023198 Jy ! Clean residual min=-0.010431 max=0.011820 Jy/beam ! Clean residual mean=-0.000014 rms=0.001874 Jy/beam ! Combined flux in latest and established models = 0.419169 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 39 components and 0.419169 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=0.084859Jy sigma=1.382846 ! Fit after self-cal, rms=0.084667Jy sigma=1.379625 ! Inverting map ! Added new window around map position (-1.8, -7.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104088 Jy ! Component: 100 - total flux cleaned = 0.0170733 Jy ! Total flux subtracted in 100 components = 0.0170733 Jy ! Clean residual min=-0.009560 max=0.009222 Jy/beam ! Clean residual mean=-0.000010 rms=0.001727 Jy/beam ! Combined flux in latest and established models = 0.436242 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 44 components and 0.436242 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=0.082904Jy sigma=1.345729 ! Fit after self-cal, rms=0.082813Jy sigma=1.344460 ! 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=0.7864 mas, bmaj=2.051 mas, bpa=-4.15 degrees ! Estimated noise=0.360777 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 = 0.00989572 Jy ! Component: 100 - total flux cleaned = 0.0165523 Jy ! Component: 150 - total flux cleaned = 0.0208582 Jy ! Component: 200 - total flux cleaned = 0.0231543 Jy ! Total flux subtracted in 200 components = 0.0231543 Jy ! Clean residual min=-0.008160 max=0.008367 Jy/beam ! Clean residual mean=-0.000018 rms=0.001996 Jy/beam ! Combined flux in latest and established models = 0.459397 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 59 components and 0.459397 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=0.081307Jy sigma=1.315469 ! Fit after self-cal, rms=0.081253Jy sigma=1.314453 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7864 x 2.051 at -4.15 degrees (North through East) ! Clean map min=-0.0074051 max=0.33946 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 1.12 KP 1.02 ! LA 1.00 MK 0.99 NL 1.05 OV 0.92 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 1.10 KP 1.02 ! LA 1.00 MK 1.00 NL 1.04 OV 0.91 ! PT 0.96 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 1.09 KP 1.00 ! LA 1.00 MK 0.98 NL 1.07 OV 0.92 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 1.13 KP 1.00 ! LA 1.00 MK 1.00 NL 1.06 OV 0.92 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.13 KP 1.01 ! LA 0.99 MK 1.00 NL 1.05 OV 0.91 ! PT 0.96 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.11 KP 1.00 ! LA 1.00 MK 0.99 NL 1.04 OV 0.91 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.11 KP 0.99 ! LA 1.00 MK 0.99 NL 1.07 OV 0.89 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.11 KP 1.01 ! LA 1.01 MK 1.02 NL 1.06 OV 0.90 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.12 KP 0.98 ! LA 1.00 MK 1.01 NL 1.06 OV 0.91 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.10 KP 1.03 ! LA 1.00 MK 1.00 NL 1.05 OV 0.90 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 1.12 KP 1.03 ! LA 0.98 MK 1.00 NL 1.04 OV 0.91 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 1.10 KP 1.01 ! LA 1.00 MK 0.99 NL 1.05 OV 0.89 ! PT 0.94 SC 1.03 ! ! ! Fit before self-cal, rms=0.081253Jy sigma=1.314453 ! Fit after self-cal, rms=0.080312Jy sigma=1.232957 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7902 mas, bmaj=2.055 mas, bpa=-4.111 degrees ! Estimated noise=0.36342 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 = -0.00519706 Jy ! Component: 100 - total flux cleaned = -0.00825951 Jy ! Component: 150 - total flux cleaned = -0.0101166 Jy ! Component: 200 - total flux cleaned = -0.0114748 Jy ! Total flux subtracted in 200 components = -0.0114748 Jy ! Clean residual min=-0.005652 max=0.005560 Jy/beam ! Clean residual mean=-0.000001 rms=0.001284 Jy/beam ! Combined flux in latest and established models = 0.447922 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 77 components and 0.447922 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=0.079836Jy sigma=1.222929 ! Fit after self-cal, rms=0.079880Jy sigma=1.222520 ! 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=0.079880Jy sigma=1.222520 ! Fit after self-cal, rms=0.080052Jy sigma=1.218393 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7907 mas, bmaj=2.055 mas, bpa=-4.048 degrees ! Estimated noise=0.362725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00360806 Jy ! Component: 100 - total flux cleaned = -0.00529024 Jy ! Component: 150 - total flux cleaned = -0.0064445 Jy ! Component: 200 - total flux cleaned = -0.00714767 Jy ! Total flux subtracted in 200 components = -0.00714767 Jy ! Clean residual min=-0.005279 max=0.005211 Jy/beam ! Clean residual mean=-0.000000 rms=0.001197 Jy/beam ! Combined flux in latest and established models = 0.440774 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 84 components and 0.440774 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=0.079820Jy sigma=1.212972 ! Fit after self-cal, rms=0.079797Jy sigma=1.212798 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, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00385643 Jy ! Component: 100 - total flux cleaned = 0.0041144 Jy ! Component: 150 - total flux cleaned = 0.00402344 Jy ! Component: 200 - total flux cleaned = 0.003857 Jy ! Total flux subtracted in 200 components = 0.003857 Jy ! Clean residual min=-0.005142 max=0.004875 Jy/beam ! Clean residual mean=-0.000000 rms=0.001124 Jy/beam ! Combined flux in latest and established models = 0.444631 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 99 components and 0.444631 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=0.079322Jy sigma=1.206230 ! Fit after self-cal, rms=0.079277Jy sigma=1.205738 ! 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=0.079277Jy sigma=1.205738 ! Fit after self-cal, rms=0.079550Jy sigma=1.179625 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7911 mas, bmaj=2.053 mas, bpa=-4.11 degrees ! Estimated noise=0.362877 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00414113 Jy ! Component: 100 - total flux cleaned = -0.00528774 Jy ! Component: 150 - total flux cleaned = -0.00579223 Jy ! Component: 200 - total flux cleaned = -0.00622353 Jy ! Total flux subtracted in 200 components = -0.00622353 Jy ! Clean residual min=-0.003418 max=0.003085 Jy/beam ! Clean residual mean=0.000007 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.438408 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 110 components and 0.438408 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=0.079189Jy sigma=1.172412 ! Fit after self-cal, rms=0.079180Jy sigma=1.171969 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 = -0.000113095 Jy ! Component: 100 - total flux cleaned = -0.000419443 Jy ! Component: 150 - total flux cleaned = -0.000626117 Jy ! Component: 200 - total flux cleaned = -0.000872918 Jy ! Total flux subtracted in 200 components = -0.000872918 Jy ! Clean residual min=-0.003048 max=0.002891 Jy/beam ! Clean residual mean=0.000006 rms=0.000731 Jy/beam ! Combined flux in latest and established models = 0.437535 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 115 components and 0.437535 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=0.079053Jy sigma=1.169483 ! Fit after self-cal, rms=0.079032Jy sigma=1.169304 ! 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=0.079032Jy sigma=1.169304 ! Fit after self-cal, rms=0.079572Jy sigma=1.167681 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.234 mas, bmaj=5.702 mas, bpa=1.777 degrees ! Estimated noise=0.46551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000507123 Jy ! Component: 100 - total flux cleaned = -0.00171228 Jy ! Component: 150 - total flux cleaned = -0.00256749 Jy ! Component: 200 - total flux cleaned = -0.00293411 Jy ! Total flux subtracted in 200 components = -0.00293411 Jy ! Clean residual min=-0.003537 max=0.003751 Jy/beam ! Clean residual mean=0.000013 rms=0.000954 Jy/beam ! Combined flux in latest and established models = 0.434601 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 128 components and 0.434601 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=0.079515Jy sigma=1.166755 ! Fit after self-cal, rms=0.079515Jy sigma=1.166612 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.87628e-05 Jy ! Component: 100 - total flux cleaned = -0.00021226 Jy ! Component: 150 - total flux cleaned = -0.000321869 Jy ! Component: 200 - total flux cleaned = -0.000427147 Jy ! Total flux subtracted in 200 components = -0.000427147 Jy ! Clean residual min=-0.003457 max=0.003520 Jy/beam ! Clean residual mean=0.000013 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.434174 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 135 components and 0.434174 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=0.079504Jy sigma=1.166388 ! Fit after self-cal, rms=0.079494Jy sigma=1.166325 ! 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=0.7909 mas, bmaj=2.052 mas, bpa=-4.112 degrees ! Estimated noise=0.362436 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7909 x 2.052 at -4.112 degrees (North through East) ! Clean map min=-0.0034345 max=0.34431 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=0.5979 mas, bmaj=1.651 mas, bpa=-4.7 degrees ! Estimated noise=0.639039 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.27249 Jy ! Component: 100 - total flux cleaned = 0.335278 Jy ! Component: 150 - total flux cleaned = 0.360536 Jy ! Component: 200 - total flux cleaned = 0.375066 Jy ! Total flux subtracted in 200 components = 0.375066 Jy ! Clean residual min=-0.005890 max=0.008933 Jy/beam ! Clean residual mean=-0.000017 rms=0.001304 Jy/beam ! Combined flux in latest and established models = 0.375066 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 0.375066 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7909 mas, bmaj=2.052 mas, bpa=-4.112 degrees ! Estimated noise=0.362436 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 = 0.0150944 Jy ! Component: 100 - total flux cleaned = 0.0245494 Jy ! Component: 150 - total flux cleaned = 0.0313713 Jy ! Component: 200 - total flux cleaned = 0.0366849 Jy ! Total flux subtracted in 200 components = 0.0366849 Jy ! Clean residual min=-0.003371 max=0.004550 Jy/beam ! Clean residual mean=-0.000003 rms=0.000896 Jy/beam ! Combined flux in latest and established models = 0.411751 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 49 components and 0.411751 Jy ! Inverting map ! Added new window around map position (-1.2, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00480358 Jy ! Component: 100 - total flux cleaned = 0.00839454 Jy ! Component: 150 - total flux cleaned = 0.0113542 Jy ! Component: 200 - total flux cleaned = 0.0138092 Jy ! Total flux subtracted in 200 components = 0.0138092 Jy ! Clean residual min=-0.002728 max=0.003094 Jy/beam ! Clean residual mean=0.000004 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.42556 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 66 components and 0.42556 Jy ! Inverting map ! Added new window around map position (-5.4, 17.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0029399 Jy ! Component: 100 - total flux cleaned = 0.00419057 Jy ! Component: 150 - total flux cleaned = 0.00515191 Jy ! Component: 200 - total flux cleaned = 0.005656 Jy ! Total flux subtracted in 200 components = 0.005656 Jy ! Clean residual min=-0.002754 max=0.002938 Jy/beam ! Clean residual mean=0.000006 rms=0.000622 Jy/beam ! Combined flux in latest and established models = 0.431216 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 87 components and 0.431216 Jy ! Inverting map ! Added new window around map position (-0.6, 10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00273294 Jy ! Component: 100 - total flux cleaned = 0.00390378 Jy ! Component: 150 - total flux cleaned = 0.00447903 Jy ! Component: 200 - total flux cleaned = 0.00495646 Jy ! Total flux subtracted in 200 components = 0.00495646 Jy ! Clean residual min=-0.002509 max=0.002211 Jy/beam ! Clean residual mean=0.000007 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.436172 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 106 components and 0.436172 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=2.234 mas, bmaj=5.702 mas, bpa=1.777 degrees ! Estimated noise=0.46551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138212 Jy ! Component: 100 - total flux cleaned = 0.002192 Jy ! Component: 150 - total flux cleaned = 0.00285705 Jy ! Component: 200 - total flux cleaned = 0.00310783 Jy ! Total flux subtracted in 200 components = 0.00310783 Jy ! Clean residual min=-0.003125 max=0.002942 Jy/beam ! Clean residual mean=0.000016 rms=0.000784 Jy/beam ! Combined flux in latest and established models = 0.43928 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 = 6.67523e-05 Jy ! Component: 100 - total flux cleaned = 9.81383e-05 Jy ! Component: 150 - total flux cleaned = 0.000128336 Jy ! Component: 200 - total flux cleaned = 0.000157478 Jy ! Total flux subtracted in 200 components = 0.000157478 Jy ! Clean residual min=-0.003061 max=0.002888 Jy/beam ! Clean residual mean=0.000016 rms=0.000769 Jy/beam ! Combined flux in latest and established models = 0.439437 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 136 components and 0.439437 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7909 mas, bmaj=2.052 mas, bpa=-4.112 degrees ! Estimated noise=0.362436 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000482968 Jy ! Component: 100 - total flux cleaned = -0.000347458 Jy ! Component: 150 - total flux cleaned = -0.00026247 Jy ! Component: 200 - total flux cleaned = -0.000182197 Jy ! Total flux subtracted in 200 components = -0.000182197 Jy ! Clean residual min=-0.002511 max=0.002237 Jy/beam ! Clean residual mean=0.000007 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.439255 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 144 components and 0.439255 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=0.079155Jy sigma=1.158499 ! Fit after self-cal, rms=0.079075Jy sigma=1.157783 wmodel J2250-2806_X_map.mod ! Writing 144 model components to file: J2250-2806_X_map.mod wobs J2250-2806_X_uvs.fits ! Writing UV FITS file: J2250-2806_X_uvs.fits wwins J2250-2806_X_map.win ! wwins: Wrote 9 windows to J2250-2806_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 = -0.000785175 Jy ! Component: 100 - total flux cleaned = -0.00119741 Jy ! Component: 150 - total flux cleaned = -0.00148192 Jy ! Component: 200 - total flux cleaned = -0.00179051 Jy ! Component: 250 - total flux cleaned = -0.00202148 Jy ! Component: 300 - total flux cleaned = -0.00224537 Jy ! Component: 350 - total flux cleaned = -0.0024942 Jy ! Component: 400 - total flux cleaned = -0.0026149 Jy ! Component: 450 - total flux cleaned = -0.00270365 Jy ! Component: 500 - total flux cleaned = -0.00282019 Jy ! Component: 550 - total flux cleaned = -0.00299067 Jy ! Component: 600 - total flux cleaned = -0.00307452 Jy ! Component: 650 - total flux cleaned = -0.00323886 Jy ! Component: 700 - total flux cleaned = -0.00334546 Jy ! Component: 750 - total flux cleaned = -0.00339754 Jy ! Component: 800 - total flux cleaned = -0.003501 Jy ! Component: 850 - total flux cleaned = -0.00350134 Jy ! Component: 900 - total flux cleaned = -0.0035515 Jy ! Component: 950 - total flux cleaned = -0.00360081 Jy ! Component: 1000 - total flux cleaned = -0.00357572 Jy ! Component: 1050 - total flux cleaned = -0.00352758 Jy ! Component: 1100 - total flux cleaned = -0.00359912 Jy ! Component: 1150 - total flux cleaned = -0.00359866 Jy ! Component: 1200 - total flux cleaned = -0.00357523 Jy ! Component: 1250 - total flux cleaned = -0.00362096 Jy ! Component: 1300 - total flux cleaned = -0.0036887 Jy ! Component: 1350 - total flux cleaned = -0.00375566 Jy ! Component: 1400 - total flux cleaned = -0.00382196 Jy ! Component: 1450 - total flux cleaned = -0.00386581 Jy ! Component: 1500 - total flux cleaned = -0.00393087 Jy ! Component: 1550 - total flux cleaned = -0.00401632 Jy ! Component: 1600 - total flux cleaned = -0.00399473 Jy ! Component: 1650 - total flux cleaned = -0.00401593 Jy ! Component: 1700 - total flux cleaned = -0.00414131 Jy ! Component: 1750 - total flux cleaned = -0.00407894 Jy ! Component: 1800 - total flux cleaned = -0.00416074 Jy ! Component: 1850 - total flux cleaned = -0.00416042 Jy ! Component: 1900 - total flux cleaned = -0.0041404 Jy ! Component: 1950 - total flux cleaned = -0.00420011 Jy ! Component: 2000 - total flux cleaned = -0.0042003 Jy ! Component: 2050 - total flux cleaned = -0.0042003 Jy ! Component: 2100 - total flux cleaned = -0.00427801 Jy ! Component: 2150 - total flux cleaned = -0.00427782 Jy ! Component: 2200 - total flux cleaned = -0.00425886 Jy ! Component: 2250 - total flux cleaned = -0.00420233 Jy ! Component: 2300 - total flux cleaned = -0.00418384 Jy ! Component: 2350 - total flux cleaned = -0.00422097 Jy ! Component: 2400 - total flux cleaned = -0.00422089 Jy ! Component: 2450 - total flux cleaned = -0.00412946 Jy ! Component: 2500 - total flux cleaned = -0.00411137 Jy ! Component: 2550 - total flux cleaned = -0.00416568 Jy ! Component: 2600 - total flux cleaned = -0.00418334 Jy ! Component: 2650 - total flux cleaned = -0.00413021 Jy ! Component: 2700 - total flux cleaned = -0.00416551 Jy ! Component: 2750 - total flux cleaned = -0.00420039 Jy ! Component: 2800 - total flux cleaned = -0.00420037 Jy ! Component: 2850 - total flux cleaned = -0.00420037 Jy ! Component: 2900 - total flux cleaned = -0.00423462 Jy ! Component: 2950 - total flux cleaned = -0.00418342 Jy ! Component: 3000 - total flux cleaned = -0.00418348 Jy ! Component: 3050 - total flux cleaned = -0.00420046 Jy ! Component: 3100 - total flux cleaned = -0.00421697 Jy ! Component: 3150 - total flux cleaned = -0.00426659 Jy ! Component: 3200 - total flux cleaned = -0.00421735 Jy ! Component: 3250 - total flux cleaned = -0.00429903 Jy ! Component: 3300 - total flux cleaned = -0.00426651 Jy ! Component: 3350 - total flux cleaned = -0.00426638 Jy ! Component: 3400 - total flux cleaned = -0.00429851 Jy ! Component: 3450 - total flux cleaned = -0.00441011 Jy ! Component: 3500 - total flux cleaned = -0.00442607 Jy ! Component: 3550 - total flux cleaned = -0.00447308 Jy ! Component: 3600 - total flux cleaned = -0.00448883 Jy ! Component: 3650 - total flux cleaned = -0.00456665 Jy ! Component: 3700 - total flux cleaned = -0.00464379 Jy ! Component: 3750 - total flux cleaned = -0.00465926 Jy ! Component: 3800 - total flux cleaned = -0.00465909 Jy ! Component: 3850 - total flux cleaned = -0.00468977 Jy ! Component: 3900 - total flux cleaned = -0.0048106 Jy ! Component: 3950 - total flux cleaned = -0.00481052 Jy ! Component: 4000 - total flux cleaned = -0.00479578 Jy ! Component: 4050 - total flux cleaned = -0.00491454 Jy ! Total flux subtracted in 4096 components = -0.00489976 Jy ! Clean residual min=-0.000931 max=0.000902 Jy/beam ! Clean residual mean=0.000003 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.434355 Jy keep ! Adding 327 model components to the UV plane model. ! The established model now contains 471 components and 0.434355 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2250-2806_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7909 x 2.052 at -4.112 degrees (North through East) ! Clean map min=-0.0015773 max=0.34843 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2250-2806_X_map.fits wmodel /vlbi/uf001/uva//J2250-2806_X_map.mod ! Writing 471 model components to file: /vlbi/uf001/uva//J2250-2806_X_map.mod wobs /vlbi/uf001/uva//J2250-2806_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2250-2806_X_uvs.fits wwins /vlbi/uf001/uva//J2250-2806_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J2250-2806_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.348427 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000257734 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.221913 0.221913 0.443825 0.88765 1.7753 3.5506 7.1012 14.2024 28.4048 56.8096 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.348 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1351.88 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2250-2806_X_dfm.log closed on Mon Jan 14 06:26:05 2019