! Started logfile: /vlbi/uf001/uva//J1755+0454_X_dfm.log on Mon Jan 14 04:24:44 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//J1755+0454_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1755+0454_X_uva.fits ! AN table 1: 152 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.655409 visibilities/baseline/integration-bin. ! Found source: J1755+0454 ! ! 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 53796 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 J1755+0454_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 392 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 392 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 392 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 392 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 392 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 392 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 392 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 392 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 392 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 392 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 392 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 392 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002468Jy sigma=22.599147 ! Fit after self-cal, rms=0.951440Jy sigma=21.449679 ! 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=0.6743 mas, bmaj=1.627 mas, bpa=-3.585 degrees ! Estimated noise=0.279335 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 = 0.038641 Jy ! Component: 100 - total flux cleaned = 0.0470832 Jy ! Total flux subtracted in 100 components = 0.0470832 Jy ! Clean residual min=-0.002612 max=0.004126 Jy/beam ! Clean residual mean=0.000002 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.0470832 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0470832 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=0.062271Jy sigma=1.293558 ! Fit after self-cal, rms=0.060900Jy sigma=1.262630 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00385884 Jy ! Component: 100 - total flux cleaned = 0.0057136 Jy ! Total flux subtracted in 100 components = 0.0057136 Jy ! Clean residual min=-0.002445 max=0.003738 Jy/beam ! Clean residual mean=0.000001 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.0527968 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0527968 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=0.060628Jy sigma=1.255961 ! Fit after self-cal, rms=0.060633Jy sigma=1.255887 ! Inverting map ! Added new window around map position (12.4, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00375384 Jy ! Component: 100 - total flux cleaned = 0.005984 Jy ! Total flux subtracted in 100 components = 0.005984 Jy ! Clean residual min=-0.002232 max=0.002731 Jy/beam ! Clean residual mean=0.000001 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.0587808 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 29 components and 0.0587808 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=0.060231Jy sigma=1.245437 ! Fit after self-cal, rms=0.060188Jy sigma=1.244532 ! 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=0.8607 mas, bmaj=1.924 mas, bpa=-2.515 degrees ! Estimated noise=0.140021 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 (11.2, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00459379 Jy ! Component: 100 - total flux cleaned = 0.00766375 Jy ! Component: 150 - total flux cleaned = 0.00996048 Jy ! Component: 200 - total flux cleaned = 0.0118142 Jy ! Total flux subtracted in 200 components = 0.0118142 Jy ! Clean residual min=-0.002368 max=0.002779 Jy/beam ! Clean residual mean=0.000003 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.070595 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 70 components and 0.070595 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=0.059755Jy sigma=1.233799 ! Fit after self-cal, rms=0.059692Jy sigma=1.232239 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8607 x 1.924 at -2.515 degrees (North through East) ! Clean map min=-0.0020839 max=0.051939 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.90 HN 1.02 KP 1.15 ! LA 0.95 MK 1.04 NL 1.12 OV 0.87 ! PT 0.88 SC 1.04 ! ! ! Correcting IF 2. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.93 HN 0.97 KP 1.15 ! LA 0.96 MK 1.04 NL 1.14 OV 0.89 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 3. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 1.04 KP 1.08 ! LA 0.94 MK 1.05 NL 1.14 OV 0.88 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 4. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.93 HN 0.96 KP 1.10 ! LA 0.93 MK 1.02 NL 1.17 OV 0.92 ! PT 0.89 SC 0.96 ! ! ! Correcting IF 5. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.93 HN 0.93 KP 1.11 ! LA 0.96 MK 1.03 NL 1.16 OV 0.87 ! PT 0.85 SC 1.00 ! ! ! Correcting IF 6. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 HN 1.03 KP 1.15 ! LA 0.96 MK 1.06 NL 1.14 OV 0.94 ! PT 0.83 SC 1.00 ! ! ! Correcting IF 7. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.93 HN 0.95 KP 1.08 ! LA 0.95 MK 1.04 NL 1.17 OV 0.88 ! PT 0.90 SC 1.03 ! ! ! Correcting IF 8. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.87 HN 0.93 KP 1.16 ! LA 0.95 MK 1.01 NL 1.18 OV 0.87 ! PT 0.87 SC 1.02 ! ! ! Correcting IF 9. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.93 HN 0.92 KP 1.14 ! LA 0.95 MK 1.00 NL 1.13 OV 0.95 ! PT 0.84 SC 1.06 ! ! ! Correcting IF 10. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.86 HN 0.93 KP 1.10 ! LA 0.96 MK 1.01 NL 1.11 OV 0.90 ! PT 0.88 SC 1.00 ! ! ! Correcting IF 11. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.89 HN 0.97 KP 1.12 ! LA 0.92 MK 0.95 NL 1.25 OV 0.90 ! PT 0.86 SC 1.01 ! ! ! Correcting IF 12. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.84 HN 0.93 KP 1.13 ! LA 0.98 MK 0.97 NL 1.16 OV 0.92 ! PT 0.85 SC 0.93 ! ! ! Fit before self-cal, rms=0.059692Jy sigma=1.232239 ! Fit after self-cal, rms=0.058310Jy sigma=1.229615 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8616 mas, bmaj=1.97 mas, bpa=-2.664 degrees ! Estimated noise=0.137843 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 = 0.002172 Jy ! Component: 100 - total flux cleaned = 0.00358096 Jy ! Component: 150 - total flux cleaned = 0.0045335 Jy ! Component: 200 - total flux cleaned = 0.00502363 Jy ! Total flux subtracted in 200 components = 0.00502363 Jy ! Clean residual min=-0.001444 max=0.001830 Jy/beam ! Clean residual mean=0.000002 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.0756186 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 105 components and 0.0756186 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=0.058216Jy sigma=1.226933 ! Fit after self-cal, rms=0.058316Jy sigma=1.225893 ! 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=0.058316Jy sigma=1.225893 ! Fit after self-cal, rms=0.059894Jy sigma=1.222790 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8592 mas, bmaj=1.969 mas, bpa=-2.577 degrees ! Estimated noise=0.138555 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010184 Jy ! Component: 100 - total flux cleaned = 0.00140476 Jy ! Component: 150 - total flux cleaned = 0.00159986 Jy ! Component: 200 - total flux cleaned = 0.00171273 Jy ! Total flux subtracted in 200 components = 0.00171273 Jy ! Clean residual min=-0.001363 max=0.001507 Jy/beam ! Clean residual mean=0.000002 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.0773313 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 121 components and 0.0773313 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=0.059871Jy sigma=1.222217 ! Fit after self-cal, rms=0.059928Jy sigma=1.221954 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 (14.2, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152081 Jy ! Component: 100 - total flux cleaned = 0.00243882 Jy ! Component: 150 - total flux cleaned = 0.00298967 Jy ! Component: 200 - total flux cleaned = 0.00339784 Jy ! Total flux subtracted in 200 components = 0.00339784 Jy ! Clean residual min=-0.001203 max=0.001233 Jy/beam ! Clean residual mean=0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0807292 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 154 components and 0.0807292 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=0.059880Jy sigma=1.220816 ! Fit after self-cal, rms=0.059871Jy sigma=1.220626 ! Inverting map ! Added new window around map position (4, -46.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126143 Jy ! Component: 100 - total flux cleaned = 0.00202491 Jy ! Component: 150 - total flux cleaned = 0.00247859 Jy ! Component: 200 - total flux cleaned = 0.00274618 Jy ! Total flux subtracted in 200 components = 0.00274618 Jy ! Clean residual min=-0.001109 max=0.001129 Jy/beam ! Clean residual mean=0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0834754 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 173 components and 0.0834754 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=0.059839Jy sigma=1.219796 ! Fit after self-cal, rms=0.059832Jy sigma=1.219698 ! 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=0.059832Jy sigma=1.219698 ! Fit after self-cal, rms=0.061628Jy sigma=1.216479 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8581 mas, bmaj=1.968 mas, bpa=-2.516 degrees ! Estimated noise=0.139234 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000755718 Jy ! Component: 100 - total flux cleaned = 0.00130237 Jy ! Component: 150 - total flux cleaned = 0.00163182 Jy ! Component: 200 - total flux cleaned = 0.00185855 Jy ! Total flux subtracted in 200 components = 0.00185855 Jy ! Clean residual min=-0.000764 max=0.000954 Jy/beam ! Clean residual mean=0.000000 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0853339 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 196 components and 0.0853339 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=0.061615Jy sigma=1.216103 ! Fit after self-cal, rms=0.061651Jy sigma=1.215898 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 (11.8, 6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000819706 Jy ! Component: 100 - total flux cleaned = 0.00129626 Jy ! Component: 150 - total flux cleaned = 0.00164089 Jy ! Component: 200 - total flux cleaned = 0.00191801 Jy ! Total flux subtracted in 200 components = 0.00191801 Jy ! Clean residual min=-0.000800 max=0.000733 Jy/beam ! Clean residual mean=0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0872519 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 209 components and 0.0872519 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=0.061637Jy sigma=1.215526 ! Fit after self-cal, rms=0.061639Jy sigma=1.215490 ! 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=0.061639Jy sigma=1.215490 ! Fit after self-cal, rms=0.061960Jy sigma=1.215436 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.119 mas, bmaj=3.216 mas, bpa=1.834 degrees ! Estimated noise=0.176819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000764504 Jy ! Component: 100 - total flux cleaned = 0.00126366 Jy ! Component: 150 - total flux cleaned = 0.00163471 Jy ! Component: 200 - total flux cleaned = 0.00186827 Jy ! Total flux subtracted in 200 components = 0.00186827 Jy ! Clean residual min=-0.000830 max=0.000839 Jy/beam ! Clean residual mean=0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.0891202 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 236 components and 0.0891202 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=0.061957Jy sigma=1.215310 ! Fit after self-cal, rms=0.061961Jy sigma=1.215263 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 = 0.000392555 Jy ! Component: 100 - total flux cleaned = 0.00059149 Jy ! Component: 150 - total flux cleaned = 0.000699228 Jy ! Component: 200 - total flux cleaned = 0.000801776 Jy ! Total flux subtracted in 200 components = 0.000801776 Jy ! Clean residual min=-0.000804 max=0.000830 Jy/beam ! Clean residual mean=-0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.089922 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 246 components and 0.089922 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=0.061961Jy sigma=1.215247 ! Fit after self-cal, rms=0.061961Jy sigma=1.215239 ! 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=0.8577 mas, bmaj=1.967 mas, bpa=-2.449 degrees ! Estimated noise=0.139329 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8577 x 1.967 at -2.449 degrees (North through East) ! Clean map min=-0.00066632 max=0.050763 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=0.6736 mas, bmaj=1.642 mas, bpa=-3.224 degrees ! Estimated noise=0.288563 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0398262 Jy ! Component: 100 - total flux cleaned = 0.0491781 Jy ! Component: 150 - total flux cleaned = 0.0540941 Jy ! Component: 200 - total flux cleaned = 0.0575466 Jy ! Total flux subtracted in 200 components = 0.0575466 Jy ! Clean residual min=-0.002101 max=0.002013 Jy/beam ! Clean residual mean=0.000001 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.0575466 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0575466 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8577 mas, bmaj=1.967 mas, bpa=-2.449 degrees ! Estimated noise=0.139329 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 = 0.00493026 Jy ! Component: 100 - total flux cleaned = 0.00826677 Jy ! Component: 150 - total flux cleaned = 0.01088 Jy ! Component: 200 - total flux cleaned = 0.013081 Jy ! Total flux subtracted in 200 components = 0.013081 Jy ! Clean residual min=-0.001347 max=0.001422 Jy/beam ! Clean residual mean=0.000002 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.0706277 Jy ! Adding 86 model components to the UV plane model. ! The established model now contains 103 components and 0.0706277 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=2.119 mas, bmaj=3.216 mas, bpa=1.834 degrees ! Estimated noise=0.176819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00370567 Jy ! Component: 100 - total flux cleaned = 0.00643494 Jy ! Component: 150 - total flux cleaned = 0.00861549 Jy ! Component: 200 - total flux cleaned = 0.0104101 Jy ! Total flux subtracted in 200 components = 0.0104101 Jy ! Clean residual min=-0.001340 max=0.001416 Jy/beam ! Clean residual mean=0.000002 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.0810378 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 = 0.00149262 Jy ! Component: 100 - total flux cleaned = 0.00273855 Jy ! Component: 150 - total flux cleaned = 0.00378369 Jy ! Component: 200 - total flux cleaned = 0.00466458 Jy ! Total flux subtracted in 200 components = 0.00466458 Jy ! Clean residual min=-0.001035 max=0.001009 Jy/beam ! Clean residual mean=0.000001 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0857024 Jy ! Adding 127 model components to the UV plane model. ! The established model now contains 205 components and 0.0857023 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8577 mas, bmaj=1.967 mas, bpa=-2.449 degrees ! Estimated noise=0.139329 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000790357 Jy ! Component: 100 - total flux cleaned = 0.00117457 Jy ! Component: 150 - total flux cleaned = 0.00146431 Jy ! Component: 200 - total flux cleaned = 0.00172344 Jy ! Total flux subtracted in 200 components = 0.00172344 Jy ! Clean residual min=-0.000866 max=0.000794 Jy/beam ! Clean residual mean=0.000000 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.0874257 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 226 components and 0.0874257 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=0.061977Jy sigma=1.215733 ! Fit after self-cal, rms=0.061976Jy sigma=1.215574 wmodel J1755+0454_X_map.mod ! Writing 226 model components to file: J1755+0454_X_map.mod wobs J1755+0454_X_uvs.fits ! Writing UV FITS file: J1755+0454_X_uvs.fits wwins J1755+0454_X_map.win ! wwins: Wrote 6 windows to J1755+0454_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 = -0.000138735 Jy ! Component: 100 - total flux cleaned = -5.69939e-05 Jy ! Component: 150 - total flux cleaned = -1.78924e-05 Jy ! Component: 200 - total flux cleaned = 4.50693e-05 Jy ! Component: 250 - total flux cleaned = 0.00010553 Jy ! Component: 300 - total flux cleaned = 0.000188431 Jy ! Component: 350 - total flux cleaned = 0.000292145 Jy ! Component: 400 - total flux cleaned = 0.000337192 Jy ! Component: 450 - total flux cleaned = 0.000414376 Jy ! Component: 500 - total flux cleaned = 0.000468339 Jy ! Component: 550 - total flux cleaned = 0.000489671 Jy ! Component: 600 - total flux cleaned = 0.000551841 Jy ! Component: 650 - total flux cleaned = 0.00056187 Jy ! Component: 700 - total flux cleaned = 0.000591843 Jy ! Component: 750 - total flux cleaned = 0.000592033 Jy ! Component: 800 - total flux cleaned = 0.000631037 Jy ! Component: 850 - total flux cleaned = 0.000669211 Jy ! Component: 900 - total flux cleaned = 0.000678712 Jy ! Component: 950 - total flux cleaned = 0.000706564 Jy ! Component: 1000 - total flux cleaned = 0.000761496 Jy ! Component: 1050 - total flux cleaned = 0.000761532 Jy ! Component: 1100 - total flux cleaned = 0.000815259 Jy ! Component: 1150 - total flux cleaned = 0.000877171 Jy ! Component: 1200 - total flux cleaned = 0.000929587 Jy ! Component: 1250 - total flux cleaned = 0.000981397 Jy ! Component: 1300 - total flux cleaned = 0.00101543 Jy ! Component: 1350 - total flux cleaned = 0.00103232 Jy ! Component: 1400 - total flux cleaned = 0.00107415 Jy ! Component: 1450 - total flux cleaned = 0.00111538 Jy ! Component: 1500 - total flux cleaned = 0.00112363 Jy ! Component: 1550 - total flux cleaned = 0.00116423 Jy ! Component: 1600 - total flux cleaned = 0.00120457 Jy ! Component: 1650 - total flux cleaned = 0.00125248 Jy ! Component: 1700 - total flux cleaned = 0.00130007 Jy ! Component: 1750 - total flux cleaned = 0.00133925 Jy ! Component: 1800 - total flux cleaned = 0.00137051 Jy ! Component: 1850 - total flux cleaned = 0.00144774 Jy ! Component: 1900 - total flux cleaned = 0.00145529 Jy ! Component: 1950 - total flux cleaned = 0.00150101 Jy ! Component: 2000 - total flux cleaned = 0.00151613 Jy ! Component: 2050 - total flux cleaned = 0.00157609 Jy ! Component: 2100 - total flux cleaned = 0.00162074 Jy ! Component: 2150 - total flux cleaned = 0.00167246 Jy ! Component: 2200 - total flux cleaned = 0.00171651 Jy ! Component: 2250 - total flux cleaned = 0.00176761 Jy ! Component: 2300 - total flux cleaned = 0.00182545 Jy ! Component: 2350 - total flux cleaned = 0.00185416 Jy ! Component: 2400 - total flux cleaned = 0.00189695 Jy ! Component: 2450 - total flux cleaned = 0.00191825 Jy ! Component: 2500 - total flux cleaned = 0.00196767 Jy ! Component: 2550 - total flux cleaned = 0.00200278 Jy ! Component: 2600 - total flux cleaned = 0.00207936 Jy ! Component: 2650 - total flux cleaned = 0.0021139 Jy ! Component: 2700 - total flux cleaned = 0.00217575 Jy ! Component: 2750 - total flux cleaned = 0.0021894 Jy ! Component: 2800 - total flux cleaned = 0.00225728 Jy ! Component: 2850 - total flux cleaned = 0.00228428 Jy ! Component: 2900 - total flux cleaned = 0.00234462 Jy ! Component: 2950 - total flux cleaned = 0.00237798 Jy ! Component: 3000 - total flux cleaned = 0.00241114 Jy ! Component: 3050 - total flux cleaned = 0.00243091 Jy ! Component: 3100 - total flux cleaned = 0.00243753 Jy ! Component: 3150 - total flux cleaned = 0.00250926 Jy ! Component: 3200 - total flux cleaned = 0.00251571 Jy ! Component: 3250 - total flux cleaned = 0.00256729 Jy ! Component: 3300 - total flux cleaned = 0.00259295 Jy ! Component: 3350 - total flux cleaned = 0.00261204 Jy ! Component: 3400 - total flux cleaned = 0.00263748 Jy ! Component: 3450 - total flux cleaned = 0.00269418 Jy ! Component: 3500 - total flux cleaned = 0.00269416 Jy ! Component: 3550 - total flux cleaned = 0.00274412 Jy ! Component: 3600 - total flux cleaned = 0.00276891 Jy ! Component: 3650 - total flux cleaned = 0.00278127 Jy ! Component: 3700 - total flux cleaned = 0.00284281 Jy ! Component: 3750 - total flux cleaned = 0.00287333 Jy ! Component: 3800 - total flux cleaned = 0.00287333 Jy ! Component: 3850 - total flux cleaned = 0.00290361 Jy ! Component: 3900 - total flux cleaned = 0.00290965 Jy ! Component: 3950 - total flux cleaned = 0.00296963 Jy ! Component: 4000 - total flux cleaned = 0.00295773 Jy ! Component: 4050 - total flux cleaned = 0.00299934 Jy ! Total flux subtracted in 4096 components = 0.00300531 Jy ! Clean residual min=-0.000423 max=0.000408 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.090431 Jy keep ! Adding 332 model components to the UV plane model. ! The established model now contains 558 components and 0.090431 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1755+0454_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8577 x 1.967 at -2.449 degrees (North through East) ! Clean map min=-0.00059449 max=0.050676 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1755+0454_X_map.fits wmodel /vlbi/uf001/uva//J1755+0454_X_map.mod ! Writing 558 model components to file: /vlbi/uf001/uva//J1755+0454_X_map.mod wobs /vlbi/uf001/uva//J1755+0454_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1755+0454_X_uvs.fits wwins /vlbi/uf001/uva//J1755+0454_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1755+0454_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0506762 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000103521 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.612838 0.612838 1.22568 2.45135 4.90271 9.80541 19.6108 39.2216 78.4433 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.05 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 489.525 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1755+0454_X_dfm.log closed on Mon Jan 14 04:24:52 2019