! Started logfile: /image_prod/ug002_uva//J1855-1754_X_dfm.log on Thu Mar 5 03:59:11 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J1855-1754_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1855-1754_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.996429 visibilities/baseline/integration-bin. ! Found source: J1855-1754 ! ! 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 20088 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 J1855-1754_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. ! ! 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=1.006191Jy sigma=7.727603 ! Fit after self-cal, rms=0.937999Jy sigma=7.189564 ! 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=0.6827 mas, bmaj=2.994 mas, bpa=-19.14 degrees ! Estimated noise=1.38736 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 = 0.0472815 Jy ! Component: 100 - total flux cleaned = 0.0594004 Jy ! Total flux subtracted in 100 components = 0.0594004 Jy ! Clean residual min=-0.004766 max=0.007235 Jy/beam ! Clean residual mean=0.000009 rms=0.001312 Jy/beam ! Combined flux in latest and established models = 0.0594004 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0594004 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=0.080209Jy sigma=0.502718 ! Fit after self-cal, rms=0.079407Jy sigma=0.496211 ! 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=0.9096 mas, bmaj=3.366 mas, bpa=-17.83 degrees ! Estimated noise=0.677324 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 = 0.00925152 Jy ! Component: 100 - total flux cleaned = 0.0135708 Jy ! Component: 150 - total flux cleaned = 0.0147467 Jy ! Component: 200 - total flux cleaned = 0.0153421 Jy ! Total flux subtracted in 200 components = 0.0153421 Jy ! Clean residual min=-0.003880 max=0.007541 Jy/beam ! Clean residual mean=0.000002 rms=0.001173 Jy/beam ! Combined flux in latest and established models = 0.0747425 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 27 components and 0.0747425 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=0.078534Jy sigma=0.485215 ! Fit after self-cal, rms=0.078488Jy sigma=0.484998 ! Inverting map ! Added new window around map position (-2.2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0051159 Jy ! Component: 100 - total flux cleaned = 0.00537857 Jy ! Component: 150 - total flux cleaned = 0.00537809 Jy ! Component: 200 - total flux cleaned = 0.00553263 Jy ! Total flux subtracted in 200 components = 0.00553263 Jy ! Clean residual min=-0.003335 max=0.005280 Jy/beam ! Clean residual mean=0.000001 rms=0.000922 Jy/beam ! Combined flux in latest and established models = 0.0802751 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 51 components and 0.0802751 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=0.077887Jy sigma=0.480106 ! Fit after self-cal, rms=0.077771Jy sigma=0.479126 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9096 x 3.366 at -17.83 degrees (North through East) ! Clean map min=-0.0035771 max=0.063985 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.91 KP 0.98 ! LA 1.01 MK 1.06 NL 1.34 OV 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.88 KP 0.99 ! LA 0.99 MK 1.05 NL 1.36 OV 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.01 HN 0.88 KP 1.06 ! LA 1.02 MK 1.14 NL 1.44 OV 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 0.85 KP 1.02 ! LA 0.98 MK 1.08 NL 1.46 OV 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.85 KP 1.02 ! LA 1.00 MK 1.04 NL 1.49 OV 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 HN 0.86 KP 1.00 ! LA 1.00 MK 1.10 NL 1.37 OV 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 HN 0.86 KP 1.02 ! LA 1.05 MK 1.13 NL 1.34 OV 0.86 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 0.89 KP 0.98 ! LA 1.04 MK 1.04 NL 1.33 OV 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.91 HN 0.84 KP 1.07 ! LA 1.03 MK 1.10 NL 1.26 OV 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 HN 0.85 KP 1.02 ! LA 0.99 MK 1.05 NL 1.35 OV 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.85 KP 1.00 ! LA 1.04 MK 1.01 NL 1.22 OV 0.88 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.94 HN 0.87 KP 0.91 ! LA 1.03 MK 1.02 NL 1.20 OV 0.95 ! ! ! Fit before self-cal, rms=0.077771Jy sigma=0.479126 ! Fit after self-cal, rms=0.078852Jy sigma=0.473916 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9204 mas, bmaj=3.317 mas, bpa=-17.19 degrees ! Estimated noise=0.679221 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 = 0.00236034 Jy ! Component: 100 - total flux cleaned = 0.00304265 Jy ! Component: 150 - total flux cleaned = 0.00335487 Jy ! Component: 200 - total flux cleaned = 0.00354558 Jy ! Total flux subtracted in 200 components = 0.00354558 Jy ! Clean residual min=-0.001711 max=0.002053 Jy/beam ! Clean residual mean=0.000001 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.0838207 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 80 components and 0.0838207 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=0.078777Jy sigma=0.473041 ! Fit after self-cal, rms=0.078971Jy sigma=0.472557 ! 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=0.078971Jy sigma=0.472557 ! Fit after self-cal, rms=0.081458Jy sigma=0.471391 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9201 mas, bmaj=3.317 mas, bpa=-17.31 degrees ! Estimated noise=0.681461 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104385 Jy ! Component: 100 - total flux cleaned = 0.00146973 Jy ! Component: 150 - total flux cleaned = 0.00177008 Jy ! Component: 200 - total flux cleaned = 0.00194063 Jy ! Total flux subtracted in 200 components = 0.00194063 Jy ! Clean residual min=-0.001451 max=0.001755 Jy/beam ! Clean residual mean=0.000001 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.0857614 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 99 components and 0.0857614 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=0.081436Jy sigma=0.471133 ! Fit after self-cal, rms=0.081540Jy sigma=0.471031 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 (-6.6, 46.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00147413 Jy ! Component: 100 - total flux cleaned = 0.00171828 Jy ! Component: 150 - total flux cleaned = 0.00181727 Jy ! Component: 200 - total flux cleaned = 0.00190883 Jy ! Total flux subtracted in 200 components = 0.00190883 Jy ! Clean residual min=-0.001639 max=0.001540 Jy/beam ! Clean residual mean=0.000001 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.0876702 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 127 components and 0.0876702 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=0.081493Jy sigma=0.470815 ! Fit after self-cal, rms=0.081493Jy sigma=0.470776 ! 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=0.081493Jy sigma=0.470776 ! Fit after self-cal, rms=0.081239Jy sigma=0.470715 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9194 mas, bmaj=3.318 mas, bpa=-17.29 degrees ! Estimated noise=0.680475 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000776526 Jy ! Component: 100 - total flux cleaned = 0.00098844 Jy ! Component: 150 - total flux cleaned = 0.00115207 Jy ! Component: 200 - total flux cleaned = 0.00125992 Jy ! Total flux subtracted in 200 components = 0.00125992 Jy ! Clean residual min=-0.001569 max=0.001525 Jy/beam ! Clean residual mean=0.000001 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.0889301 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 143 components and 0.0889302 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=0.081212Jy sigma=0.470628 ! Fit after self-cal, rms=0.081224Jy sigma=0.470613 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 = 0.00010312 Jy ! Component: 100 - total flux cleaned = 0.000228154 Jy ! Component: 150 - total flux cleaned = 0.000286757 Jy ! Component: 200 - total flux cleaned = 0.000362348 Jy ! Total flux subtracted in 200 components = 0.000362348 Jy ! Clean residual min=-0.001631 max=0.001565 Jy/beam ! Clean residual mean=0.000001 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.0892925 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 154 components and 0.0892925 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=0.081209Jy sigma=0.470562 ! Fit after self-cal, rms=0.081218Jy sigma=0.470555 ! 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=0.081218Jy sigma=0.470555 ! Fit after self-cal, rms=0.080808Jy sigma=0.470526 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.166 mas, bmaj=4.647 mas, bpa=-0.5723 degrees ! Estimated noise=0.818158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000673397 Jy ! Component: 100 - total flux cleaned = 0.00112572 Jy ! Component: 150 - total flux cleaned = 0.00149954 Jy ! Component: 200 - total flux cleaned = 0.00171476 Jy ! Total flux subtracted in 200 components = 0.00171476 Jy ! Clean residual min=-0.001539 max=0.001619 Jy/beam ! Clean residual mean=0.000002 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.0910073 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 167 components and 0.0910073 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=0.080797Jy sigma=0.470506 ! Fit after self-cal, rms=0.080785Jy sigma=0.470490 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 = 0.000220007 Jy ! Component: 100 - total flux cleaned = 0.00038869 Jy ! Component: 150 - total flux cleaned = 0.000434517 Jy ! Component: 200 - total flux cleaned = 0.000490224 Jy ! Total flux subtracted in 200 components = 0.000490224 Jy ! Clean residual min=-0.001557 max=0.001608 Jy/beam ! Clean residual mean=0.000003 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.0914975 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 172 components and 0.0914975 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=0.080782Jy sigma=0.470504 ! Fit after self-cal, rms=0.080780Jy sigma=0.470499 ! 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=0.9181 mas, bmaj=3.318 mas, bpa=-17.28 degrees ! Estimated noise=0.68079 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9181 x 3.318 at -17.28 degrees (North through East) ! Clean map min=-0.0020084 max=0.063917 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=0.6872 mas, bmaj=2.948 mas, bpa=-18.8 degrees ! Estimated noise=1.39362 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0476759 Jy ! Component: 100 - total flux cleaned = 0.0600853 Jy ! Component: 150 - total flux cleaned = 0.0670322 Jy ! Component: 200 - total flux cleaned = 0.0716409 Jy ! Total flux subtracted in 200 components = 0.0716409 Jy ! Clean residual min=-0.003053 max=0.003514 Jy/beam ! Clean residual mean=0.000005 rms=0.000843 Jy/beam ! Combined flux in latest and established models = 0.0716409 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0716409 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9181 mas, bmaj=3.318 mas, bpa=-17.28 degrees ! Estimated noise=0.68079 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 = 0.00562781 Jy ! Component: 100 - total flux cleaned = 0.00950051 Jy ! Component: 150 - total flux cleaned = 0.0122756 Jy ! Component: 200 - total flux cleaned = 0.0141005 Jy ! Total flux subtracted in 200 components = 0.0141005 Jy ! Clean residual min=-0.001919 max=0.002178 Jy/beam ! Clean residual mean=0.000002 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.0857413 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 61 components and 0.0857414 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=2.166 mas, bmaj=4.647 mas, bpa=-0.5723 degrees ! Estimated noise=0.818158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306903 Jy ! Component: 100 - total flux cleaned = 0.00440638 Jy ! Component: 150 - total flux cleaned = 0.00516626 Jy ! Component: 200 - total flux cleaned = 0.00566811 Jy ! Total flux subtracted in 200 components = 0.00566811 Jy ! Clean residual min=-0.001665 max=0.001880 Jy/beam ! Clean residual mean=0.000003 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.0914095 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 = 0.000419401 Jy ! Component: 100 - total flux cleaned = 0.000837228 Jy ! Component: 150 - total flux cleaned = 0.00104532 Jy ! Component: 200 - total flux cleaned = 0.00109666 Jy ! Total flux subtracted in 200 components = 0.00109666 Jy ! Clean residual min=-0.001624 max=0.001774 Jy/beam ! Clean residual mean=0.000003 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.0925062 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 115 components and 0.0925062 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9181 mas, bmaj=3.318 mas, bpa=-17.28 degrees ! Estimated noise=0.68079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000133019 Jy ! Component: 100 - total flux cleaned = -0.000175529 Jy ! Component: 150 - total flux cleaned = -0.00029062 Jy ! Component: 200 - total flux cleaned = -0.000292901 Jy ! Total flux subtracted in 200 components = -0.000292901 Jy ! Clean residual min=-0.001611 max=0.001584 Jy/beam ! Clean residual mean=0.000002 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.0922133 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 138 components and 0.0922133 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=0.080817Jy sigma=0.470771 ! Fit after self-cal, rms=0.080796Jy sigma=0.470690 wmodel J1855-1754_X_map.mod ! Writing 138 model components to file: J1855-1754_X_map.mod wobs J1855-1754_X_uvs.fits ! Writing UV FITS file: J1855-1754_X_uvs.fits wwins J1855-1754_X_map.win ! wwins: Wrote 3 windows to J1855-1754_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 = -7.65099e-05 Jy ! Component: 100 - total flux cleaned = 0.000103942 Jy ! Component: 150 - total flux cleaned = 0.000177636 Jy ! Component: 200 - total flux cleaned = 0.000318183 Jy ! Component: 250 - total flux cleaned = 0.000408422 Jy ! Component: 300 - total flux cleaned = 0.00054005 Jy ! Component: 350 - total flux cleaned = 0.00064597 Jy ! Component: 400 - total flux cleaned = 0.000687468 Jy ! Component: 450 - total flux cleaned = 0.000747706 Jy ! Component: 500 - total flux cleaned = 0.000806582 Jy ! Component: 550 - total flux cleaned = 0.00084512 Jy ! Component: 600 - total flux cleaned = 0.000920635 Jy ! Component: 650 - total flux cleaned = 0.000939368 Jy ! Component: 700 - total flux cleaned = 0.000993925 Jy ! Component: 750 - total flux cleaned = 0.00102944 Jy ! Component: 800 - total flux cleaned = 0.00108187 Jy ! Component: 850 - total flux cleaned = 0.00109871 Jy ! Component: 900 - total flux cleaned = 0.00111524 Jy ! Component: 950 - total flux cleaned = 0.00113188 Jy ! Component: 1000 - total flux cleaned = 0.00119688 Jy ! Component: 1050 - total flux cleaned = 0.001213 Jy ! Component: 1100 - total flux cleaned = 0.00124445 Jy ! Component: 1150 - total flux cleaned = 0.00126014 Jy ! Component: 1200 - total flux cleaned = 0.00135216 Jy ! Component: 1250 - total flux cleaned = 0.00139733 Jy ! Component: 1300 - total flux cleaned = 0.00138227 Jy ! Component: 1350 - total flux cleaned = 0.00139696 Jy ! Component: 1400 - total flux cleaned = 0.00142611 Jy ! Component: 1450 - total flux cleaned = 0.00148365 Jy ! Component: 1500 - total flux cleaned = 0.00148353 Jy ! Component: 1550 - total flux cleaned = 0.00148341 Jy ! Component: 1600 - total flux cleaned = 0.00149742 Jy ! Component: 1650 - total flux cleaned = 0.00149748 Jy ! Component: 1700 - total flux cleaned = 0.00151104 Jy ! Component: 1750 - total flux cleaned = 0.00147093 Jy ! Component: 1800 - total flux cleaned = 0.00147086 Jy ! Component: 1850 - total flux cleaned = 0.00145784 Jy ! Component: 1900 - total flux cleaned = 0.00145797 Jy ! Component: 1950 - total flux cleaned = 0.00145794 Jy ! Component: 2000 - total flux cleaned = 0.00143256 Jy ! Component: 2050 - total flux cleaned = 0.0014074 Jy ! Component: 2100 - total flux cleaned = 0.00143244 Jy ! Component: 2150 - total flux cleaned = 0.00140768 Jy ! Component: 2200 - total flux cleaned = 0.00138298 Jy ! Component: 2250 - total flux cleaned = 0.00133444 Jy ! Component: 2300 - total flux cleaned = 0.00129833 Jy ! Component: 2350 - total flux cleaned = 0.00128655 Jy ! Component: 2400 - total flux cleaned = 0.00126312 Jy ! Component: 2450 - total flux cleaned = 0.00122804 Jy ! Component: 2500 - total flux cleaned = 0.00112345 Jy ! Component: 2550 - total flux cleaned = 0.00113499 Jy ! Component: 2600 - total flux cleaned = 0.00111194 Jy ! Component: 2650 - total flux cleaned = 0.00105499 Jy ! Component: 2700 - total flux cleaned = 0.000987447 Jy ! Component: 2750 - total flux cleaned = 0.000942853 Jy ! Component: 2800 - total flux cleaned = 0.00090955 Jy ! Component: 2850 - total flux cleaned = 0.000898619 Jy ! Component: 2900 - total flux cleaned = 0.000854841 Jy ! Component: 2950 - total flux cleaned = 0.000833122 Jy ! Component: 3000 - total flux cleaned = 0.00077924 Jy ! Component: 3050 - total flux cleaned = 0.000768605 Jy ! Component: 3100 - total flux cleaned = 0.000758025 Jy ! Component: 3150 - total flux cleaned = 0.000705181 Jy ! Component: 3200 - total flux cleaned = 0.000705181 Jy ! Component: 3250 - total flux cleaned = 0.000673891 Jy ! Component: 3300 - total flux cleaned = 0.000663475 Jy ! Component: 3350 - total flux cleaned = 0.000601651 Jy ! Component: 3400 - total flux cleaned = 0.000560837 Jy ! Component: 3450 - total flux cleaned = 0.000550703 Jy ! Component: 3500 - total flux cleaned = 0.000520493 Jy ! Component: 3550 - total flux cleaned = 0.00048046 Jy ! Component: 3600 - total flux cleaned = 0.000460455 Jy ! Component: 3650 - total flux cleaned = 0.000420856 Jy ! Component: 3700 - total flux cleaned = 0.00039136 Jy ! Component: 3750 - total flux cleaned = 0.000420713 Jy ! Component: 3800 - total flux cleaned = 0.000362371 Jy ! Component: 3850 - total flux cleaned = 0.000333371 Jy ! Component: 3900 - total flux cleaned = 0.000266051 Jy ! Component: 3950 - total flux cleaned = 0.000227876 Jy ! Component: 4000 - total flux cleaned = 0.00021848 Jy ! Component: 4050 - total flux cleaned = 0.000180687 Jy ! Total flux subtracted in 4096 components = 0.00016194 Jy ! Clean residual min=-0.000564 max=0.000550 Jy/beam ! Clean residual mean=0.000001 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.0923752 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 427 components and 0.0923752 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1855-1754_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9181 x 3.318 at -17.28 degrees (North through East) ! Clean map min=-0.0015308 max=0.063201 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1855-1754_X_map.fits wmodel /image_prod/ug002_uva//J1855-1754_X_map.mod ! Writing 427 model components to file: /image_prod/ug002_uva//J1855-1754_X_map.mod wobs /image_prod/ug002_uva//J1855-1754_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1855-1754_X_uvs.fits wwins /image_prod/ug002_uva//J1855-1754_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1855-1754_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0632014 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000164178 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.779306 0.779306 1.55861 3.11723 6.23445 12.4689 24.9378 49.8756 99.7512 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.063 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 384.957 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1855-1754_X_dfm.log closed on Thu Mar 5 03:59:15 2020