! Started logfile: /vlbi/uf001/uva//J1953-2036_X_b_dfm.log on Mon Jan 14 05:16:47 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//J1953-2036_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1953-2036_X_b_uva.fits ! AN table 1: 148 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.999812 visibilities/baseline/integration-bin. ! Found source: J1953-2036 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 63924 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 J1953-2036_X_b] 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 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003785Jy sigma=19.652649 ! Fit after self-cal, rms=0.955401Jy sigma=18.711080 ! 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=0.6908 mas, bmaj=3.092 mas, bpa=-20.22 degrees ! Estimated noise=0.374397 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 = 0.0302672 Jy ! Component: 100 - total flux cleaned = 0.0411073 Jy ! Total flux subtracted in 100 components = 0.0411073 Jy ! Clean residual min=-0.003574 max=0.005045 Jy/beam ! Clean residual mean=-0.000016 rms=0.000965 Jy/beam ! Combined flux in latest and established models = 0.0411073 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0411073 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=0.076053Jy sigma=1.329297 ! Fit after self-cal, rms=0.074690Jy sigma=1.302157 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00749587 Jy ! Component: 100 - total flux cleaned = 0.0121676 Jy ! Total flux subtracted in 100 components = 0.0121676 Jy ! Clean residual min=-0.003041 max=0.004095 Jy/beam ! Clean residual mean=-0.000017 rms=0.000869 Jy/beam ! Combined flux in latest and established models = 0.0532749 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 30 components and 0.0532749 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=0.073227Jy sigma=1.269174 ! Fit after self-cal, rms=0.073202Jy sigma=1.268488 ! 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=0.9413 mas, bmaj=3.538 mas, bpa=-18 degrees ! Estimated noise=0.148279 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 = 0.00719686 Jy ! Component: 100 - total flux cleaned = 0.0111594 Jy ! Component: 150 - total flux cleaned = 0.0136152 Jy ! Component: 200 - total flux cleaned = 0.0152583 Jy ! Total flux subtracted in 200 components = 0.0152583 Jy ! Clean residual min=-0.004533 max=0.007239 Jy/beam ! Clean residual mean=-0.000034 rms=0.001272 Jy/beam ! Combined flux in latest and established models = 0.0685332 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 77 components and 0.0685332 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=0.072543Jy sigma=1.252216 ! Fit after self-cal, rms=0.072505Jy sigma=1.251277 ! Inverting map ! Added new window around map position (43.4, -9.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0074278 Jy ! Component: 100 - total flux cleaned = 0.0117952 Jy ! Component: 150 - total flux cleaned = 0.014836 Jy ! Component: 200 - total flux cleaned = 0.0171155 Jy ! Total flux subtracted in 200 components = 0.0171155 Jy ! Clean residual min=-0.003710 max=0.003561 Jy/beam ! Clean residual mean=-0.000020 rms=0.000931 Jy/beam ! Combined flux in latest and established models = 0.0856486 Jy ! Performing phase self-cal ! Adding 93 model components to the UV plane model. ! The established model now contains 170 components and 0.0856486 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=0.071724Jy sigma=1.231803 ! Fit after self-cal, rms=0.071577Jy sigma=1.228609 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9413 x 3.538 at -18 degrees (North through East) ! Clean map min=-0.0034092 max=0.042992 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.97 KP 1.13 ! LA 0.74 MK 1.17 NL 1.25 OV 1.00 ! PT 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 0.96 KP 1.18 ! LA 0.73 MK 1.17 NL 1.23 OV 1.01 ! PT 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 HN 1.01 KP 1.09 ! LA 0.78 MK 1.17 NL 1.25 OV 1.11 ! PT 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 1.00 KP 1.14 ! LA 0.77 MK 1.10 NL 1.27 OV 1.04 ! PT 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.98 KP 1.10 ! LA 0.77 MK 1.09 NL 1.20 OV 1.03 ! PT 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.95 HN 0.92 KP 1.15 ! LA 0.73 MK 1.05 NL 1.21 OV 1.01 ! PT 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.92 HN 0.94 KP 1.18 ! LA 0.74 MK 0.97 NL 1.25 OV 1.03 ! PT 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.95 HN 0.88 KP 1.13 ! LA 0.77 MK 1.07 NL 1.25 OV 1.04 ! PT 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.91 HN 0.89 KP 1.14 ! LA 0.76 MK 0.95 NL 1.26 OV 1.02 ! PT 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.81 KP 1.12 ! LA 0.78 MK 0.96 NL 1.23 OV 1.06 ! PT 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.95 HN 0.90 KP 1.15 ! LA 0.76 MK 0.84 NL 1.21 OV 1.04 ! PT 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 0.80 KP 1.04 ! LA 0.77 MK 0.85 NL 1.22 OV 1.06 ! PT 0.98 ! ! ! Fit before self-cal, rms=0.071577Jy sigma=1.228609 ! Fit after self-cal, rms=0.066919Jy sigma=1.213445 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9462 mas, bmaj=3.558 mas, bpa=-17.75 degrees ! Estimated noise=0.148878 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 = 0.00041665 Jy ! Component: 100 - total flux cleaned = 0.000640174 Jy ! Component: 150 - total flux cleaned = 0.00103586 Jy ! Component: 200 - total flux cleaned = 0.00137193 Jy ! Total flux subtracted in 200 components = 0.00137193 Jy ! Clean residual min=-0.001593 max=0.002198 Jy/beam ! Clean residual mean=-0.000006 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.0870206 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 211 components and 0.0870206 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=0.066838Jy sigma=1.211606 ! Fit after self-cal, rms=0.066860Jy sigma=1.209218 ! 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=0.066860Jy sigma=1.209218 ! Fit after self-cal, rms=0.068453Jy sigma=1.205746 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.939 mas, bmaj=3.555 mas, bpa=-17.82 degrees ! Estimated noise=0.148651 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000206763 Jy ! Component: 100 - total flux cleaned = 0.000251476 Jy ! Component: 150 - total flux cleaned = 0.000327296 Jy ! Component: 200 - total flux cleaned = 0.000359122 Jy ! Total flux subtracted in 200 components = 0.000359122 Jy ! Clean residual min=-0.001222 max=0.001961 Jy/beam ! Clean residual mean=-0.000002 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.0873797 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 223 components and 0.0873797 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=0.068440Jy sigma=1.205436 ! Fit after self-cal, rms=0.068544Jy sigma=1.204976 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 (3.4, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00183311 Jy ! Component: 100 - total flux cleaned = 0.00243051 Jy ! Component: 150 - total flux cleaned = 0.00272182 Jy ! Component: 200 - total flux cleaned = 0.00277696 Jy ! Total flux subtracted in 200 components = 0.00277696 Jy ! Clean residual min=-0.001052 max=0.001185 Jy/beam ! Clean residual mean=0.000000 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0901566 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 256 components and 0.0901566 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=0.068485Jy sigma=1.203863 ! Fit after self-cal, rms=0.068457Jy sigma=1.203601 ! Inverting map ! Added new window around map position (-25.6, -8.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122861 Jy ! Component: 100 - total flux cleaned = 0.00162474 Jy ! Component: 150 - total flux cleaned = 0.00159894 Jy ! Component: 200 - total flux cleaned = 0.00152797 Jy ! Total flux subtracted in 200 components = 0.00152797 Jy ! Clean residual min=-0.000992 max=0.000986 Jy/beam ! Clean residual mean=0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0916846 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 273 components and 0.0916846 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=0.068424Jy sigma=1.203052 ! Fit after self-cal, rms=0.068415Jy sigma=1.202957 ! 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=0.068415Jy sigma=1.202957 ! Fit after self-cal, rms=0.067992Jy sigma=1.202768 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9363 mas, bmaj=3.558 mas, bpa=-17.74 degrees ! Estimated noise=0.147471 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000731674 Jy ! Component: 100 - total flux cleaned = 0.000853322 Jy ! Component: 150 - total flux cleaned = 0.000895388 Jy ! Component: 200 - total flux cleaned = 0.000876422 Jy ! Total flux subtracted in 200 components = 0.000876422 Jy ! Clean residual min=-0.000877 max=0.000954 Jy/beam ! Clean residual mean=0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.092561 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 292 components and 0.092561 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=0.067976Jy sigma=1.202477 ! Fit after self-cal, rms=0.067977Jy sigma=1.202358 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 (-7.2, 29.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000351966 Jy ! Component: 100 - total flux cleaned = 0.000353495 Jy ! Component: 150 - total flux cleaned = 0.000353453 Jy ! Component: 200 - total flux cleaned = 0.000334603 Jy ! Total flux subtracted in 200 components = 0.000334603 Jy ! Clean residual min=-0.000861 max=0.000812 Jy/beam ! Clean residual mean=0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0928956 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 307 components and 0.0928956 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=0.067956Jy sigma=1.202039 ! Fit after self-cal, rms=0.067951Jy sigma=1.201982 ! 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=0.067951Jy sigma=1.201982 ! Fit after self-cal, rms=0.067618Jy sigma=1.201948 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.261 mas, bmaj=5.284 mas, bpa=-1.843 degrees ! Estimated noise=0.177119 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00028756 Jy ! Component: 100 - total flux cleaned = 0.000367541 Jy ! Component: 150 - total flux cleaned = 0.000385043 Jy ! Component: 200 - total flux cleaned = 0.000416174 Jy ! Total flux subtracted in 200 components = 0.000416174 Jy ! Clean residual min=-0.000755 max=0.000826 Jy/beam ! Clean residual mean=0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0933118 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 341 components and 0.0933118 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=0.067611Jy sigma=1.201833 ! Fit after self-cal, rms=0.067605Jy sigma=1.201785 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 = 0.000181678 Jy ! Component: 100 - total flux cleaned = 0.000211315 Jy ! Component: 150 - total flux cleaned = 0.000171518 Jy ! Component: 200 - total flux cleaned = 0.000146958 Jy ! Total flux subtracted in 200 components = 0.000146958 Jy ! Clean residual min=-0.000802 max=0.000816 Jy/beam ! Clean residual mean=0.000002 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0934588 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 357 components and 0.0934588 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=0.067600Jy sigma=1.201722 ! Fit after self-cal, rms=0.067596Jy sigma=1.201701 ! 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=0.9343 mas, bmaj=3.56 mas, bpa=-17.67 degrees ! Estimated noise=0.146948 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9343 x 3.56 at -17.67 degrees (North through East) ! Clean map min=-0.0010671 max=0.043193 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=0.6873 mas, bmaj=3.106 mas, bpa=-19.92 degrees ! Estimated noise=0.372369 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0312716 Jy ! Component: 100 - total flux cleaned = 0.0431857 Jy ! Component: 150 - total flux cleaned = 0.0507199 Jy ! Component: 200 - total flux cleaned = 0.0562835 Jy ! Total flux subtracted in 200 components = 0.0562835 Jy ! Clean residual min=-0.002854 max=0.003260 Jy/beam ! Clean residual mean=-0.000014 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.0562835 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 33 model components to the UV plane model. ! The established model now contains 33 components and 0.0562835 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9343 mas, bmaj=3.56 mas, bpa=-17.67 degrees ! Estimated noise=0.146948 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 = 0.00817082 Jy ! Component: 100 - total flux cleaned = 0.0137556 Jy ! Component: 150 - total flux cleaned = 0.0179997 Jy ! Component: 200 - total flux cleaned = 0.021361 Jy ! Total flux subtracted in 200 components = 0.021361 Jy ! Clean residual min=-0.001759 max=0.002163 Jy/beam ! Clean residual mean=-0.000012 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.0776445 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 104 components and 0.0776445 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=2.261 mas, bmaj=5.284 mas, bpa=-1.843 degrees ! Estimated noise=0.177119 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00418292 Jy ! Component: 100 - total flux cleaned = 0.00712898 Jy ! Component: 150 - total flux cleaned = 0.009338 Jy ! Component: 200 - total flux cleaned = 0.0110211 Jy ! Total flux subtracted in 200 components = 0.0110211 Jy ! Clean residual min=-0.001192 max=0.001604 Jy/beam ! Clean residual mean=-0.000004 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.0886656 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 = 0.00131308 Jy ! Component: 100 - total flux cleaned = 0.00238783 Jy ! Component: 150 - total flux cleaned = 0.00296782 Jy ! Component: 200 - total flux cleaned = 0.00315817 Jy ! Total flux subtracted in 200 components = 0.00315817 Jy ! Clean residual min=-0.001038 max=0.001120 Jy/beam ! Clean residual mean=-0.000001 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0918238 Jy ! Adding 124 model components to the UV plane model. ! The established model now contains 207 components and 0.0918238 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9343 mas, bmaj=3.56 mas, bpa=-17.67 degrees ! Estimated noise=0.146948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.88816e-05 Jy ! Component: 100 - total flux cleaned = 0.00011217 Jy ! Component: 150 - total flux cleaned = 0.000186124 Jy ! Component: 200 - total flux cleaned = 0.000317892 Jy ! Total flux subtracted in 200 components = 0.000317892 Jy ! Clean residual min=-0.001117 max=0.000928 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0921417 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 235 components and 0.0921416 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=0.067646Jy sigma=1.202810 ! Fit after self-cal, rms=0.067614Jy sigma=1.202349 wmodel J1953-2036_X_b_map.mod ! Writing 235 model components to file: J1953-2036_X_b_map.mod wobs J1953-2036_X_b_uvs.fits ! Writing UV FITS file: J1953-2036_X_b_uvs.fits wwins J1953-2036_X_b_map.win ! wwins: Wrote 5 windows to J1953-2036_X_b_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 = -0.000426136 Jy ! Component: 100 - total flux cleaned = -0.000518868 Jy ! Component: 150 - total flux cleaned = -0.000547238 Jy ! Component: 200 - total flux cleaned = -0.000451476 Jy ! Component: 250 - total flux cleaned = -0.000372148 Jy ! Component: 300 - total flux cleaned = -0.00029541 Jy ! Component: 350 - total flux cleaned = -0.000233671 Jy ! Component: 400 - total flux cleaned = -0.00016114 Jy ! Component: 450 - total flux cleaned = -9.03137e-05 Jy ! Component: 500 - total flux cleaned = -2.10122e-05 Jy ! Component: 550 - total flux cleaned = 4.68853e-05 Jy ! Component: 600 - total flux cleaned = 0.000102223 Jy ! Component: 650 - total flux cleaned = 0.000189163 Jy ! Component: 700 - total flux cleaned = 0.000242337 Jy ! Component: 750 - total flux cleaned = 0.000326015 Jy ! Component: 800 - total flux cleaned = 0.000367234 Jy ! Component: 850 - total flux cleaned = 0.000428205 Jy ! Component: 900 - total flux cleaned = 0.000517905 Jy ! Component: 950 - total flux cleaned = 0.000577017 Jy ! Component: 1000 - total flux cleaned = 0.000625427 Jy ! Component: 1050 - total flux cleaned = 0.000682853 Jy ! Component: 1100 - total flux cleaned = 0.000720529 Jy ! Component: 1150 - total flux cleaned = 0.000767051 Jy ! Component: 1200 - total flux cleaned = 0.000812984 Jy ! Component: 1250 - total flux cleaned = 0.00083117 Jy ! Component: 1300 - total flux cleaned = 0.000902826 Jy ! Component: 1350 - total flux cleaned = 0.000911513 Jy ! Component: 1400 - total flux cleaned = 0.000937632 Jy ! Component: 1450 - total flux cleaned = 0.000972139 Jy ! Component: 1500 - total flux cleaned = 0.00100615 Jy ! Component: 1550 - total flux cleaned = 0.00101447 Jy ! Component: 1600 - total flux cleaned = 0.00103939 Jy ! Component: 1650 - total flux cleaned = 0.00103118 Jy ! Component: 1700 - total flux cleaned = 0.0010721 Jy ! Component: 1750 - total flux cleaned = 0.00108019 Jy ! Component: 1800 - total flux cleaned = 0.0010963 Jy ! Component: 1850 - total flux cleaned = 0.0011359 Jy ! Component: 1900 - total flux cleaned = 0.00115152 Jy ! Component: 1950 - total flux cleaned = 0.00116697 Jy ! Component: 2000 - total flux cleaned = 0.00122834 Jy ! Component: 2050 - total flux cleaned = 0.00122831 Jy ! Component: 2100 - total flux cleaned = 0.00125084 Jy ! Component: 2150 - total flux cleaned = 0.00131045 Jy ! Component: 2200 - total flux cleaned = 0.00131045 Jy ! Component: 2250 - total flux cleaned = 0.00134705 Jy ! Component: 2300 - total flux cleaned = 0.00136165 Jy ! Component: 2350 - total flux cleaned = 0.00139756 Jy ! Component: 2400 - total flux cleaned = 0.00143321 Jy ! Component: 2450 - total flux cleaned = 0.00146855 Jy ! Component: 2500 - total flux cleaned = 0.00146859 Jy ! Component: 2550 - total flux cleaned = 0.00148244 Jy ! Component: 2600 - total flux cleaned = 0.00148261 Jy ! Component: 2650 - total flux cleaned = 0.00150987 Jy ! Component: 2700 - total flux cleaned = 0.0015301 Jy ! Component: 2750 - total flux cleaned = 0.00153016 Jy ! Component: 2800 - total flux cleaned = 0.00151686 Jy ! Component: 2850 - total flux cleaned = 0.00148389 Jy ! Component: 2900 - total flux cleaned = 0.00147733 Jy ! Component: 2950 - total flux cleaned = 0.00147084 Jy ! Component: 3000 - total flux cleaned = 0.00147723 Jy ! Component: 3050 - total flux cleaned = 0.00144532 Jy ! Component: 3100 - total flux cleaned = 0.00143266 Jy ! Component: 3150 - total flux cleaned = 0.00142009 Jy ! Component: 3200 - total flux cleaned = 0.00142013 Jy ! Component: 3250 - total flux cleaned = 0.0014078 Jy ! Component: 3300 - total flux cleaned = 0.00139549 Jy ! Component: 3350 - total flux cleaned = 0.00138323 Jy ! Component: 3400 - total flux cleaned = 0.00137706 Jy ! Component: 3450 - total flux cleaned = 0.00135286 Jy ! Component: 3500 - total flux cleaned = 0.00133492 Jy ! Component: 3550 - total flux cleaned = 0.00132293 Jy ! Component: 3600 - total flux cleaned = 0.00128151 Jy ! Component: 3650 - total flux cleaned = 0.00126386 Jy ! Component: 3700 - total flux cleaned = 0.00125797 Jy ! Component: 3750 - total flux cleaned = 0.0012174 Jy ! Component: 3800 - total flux cleaned = 0.00120009 Jy ! Component: 3850 - total flux cleaned = 0.00117147 Jy ! Component: 3900 - total flux cleaned = 0.00114873 Jy ! Component: 3950 - total flux cleaned = 0.00113743 Jy ! Component: 4000 - total flux cleaned = 0.00110932 Jy ! Component: 4050 - total flux cleaned = 0.00110935 Jy ! Total flux subtracted in 4096 components = 0.00110386 Jy ! Clean residual min=-0.000337 max=0.000323 Jy/beam ! Clean residual mean=0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0932455 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 527 components and 0.0932454 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1953-2036_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9343 x 3.56 at -17.67 degrees (North through East) ! Clean map min=-0.00073516 max=0.044225 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1953-2036_X_b_map.fits wmodel /vlbi/uf001/uva//J1953-2036_X_b_map.mod ! Writing 527 model components to file: /vlbi/uf001/uva//J1953-2036_X_b_map.mod wobs /vlbi/uf001/uva//J1953-2036_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1953-2036_X_b_uvs.fits wwins /vlbi/uf001/uva//J1953-2036_X_b_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1953-2036_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0442255 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000102052 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.692258 0.692258 1.38452 2.76903 5.53806 11.0761 22.1523 44.3045 88.609 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.044 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 433.364 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1953-2036_X_b_dfm.log closed on Mon Jan 14 05:16:55 2019