! Started logfile: /vlbi/uf001/uvm//J1557-2724_X_a_dfm.log on Sun Jan 13 21:57:32 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/uvm//J1557-2724_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1557-2724_X_a_uvm.fits ! AN table 1: 74 integrations on 45 of 45 possible baselines. ! AN table 2: 37 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.996835 visibilities/baseline/integration-bin. ! Found source: J1557-2724 ! ! 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 49128 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 J1557-2724_X_a] 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 92 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 92 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 92 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 92 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 92 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 92 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 92 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 92 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 92 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 92 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 92 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 92 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.003490Jy sigma=19.220896 ! Fit after self-cal, rms=0.917547Jy sigma=17.515368 ! 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=0.5498 mas, bmaj=1.579 mas, bpa=-6.173 degrees ! Estimated noise=0.447999 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 = 0.0633858 Jy ! Component: 100 - total flux cleaned = 0.0785293 Jy ! Total flux subtracted in 100 components = 0.0785293 Jy ! Clean residual min=-0.004674 max=0.006144 Jy/beam ! Clean residual mean=-0.000007 rms=0.000878 Jy/beam ! Combined flux in latest and established models = 0.0785293 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0785293 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=0.070891Jy sigma=1.244572 ! Fit after self-cal, rms=0.070684Jy sigma=1.241087 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00710682 Jy ! Component: 100 - total flux cleaned = 0.0111147 Jy ! Total flux subtracted in 100 components = 0.0111147 Jy ! Clean residual min=-0.004080 max=0.005511 Jy/beam ! Clean residual mean=-0.000003 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.089644 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.089644 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=0.069811Jy sigma=1.214812 ! Fit after self-cal, rms=0.069806Jy sigma=1.214541 ! Inverting map ! Added new window around map position (1.4, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00488097 Jy ! Component: 100 - total flux cleaned = 0.0070988 Jy ! Total flux subtracted in 100 components = 0.0070988 Jy ! Clean residual min=-0.003878 max=0.004749 Jy/beam ! Clean residual mean=-0.000001 rms=0.000685 Jy/beam ! Combined flux in latest and established models = 0.0967428 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.0967428 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=0.069407Jy sigma=1.204408 ! Fit after self-cal, rms=0.069367Jy sigma=1.203301 ! Inverting map ! Added new window around map position (-1.8, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00368164 Jy ! Component: 100 - total flux cleaned = 0.00572642 Jy ! Total flux subtracted in 100 components = 0.00572642 Jy ! Clean residual min=-0.003391 max=0.003110 Jy/beam ! Clean residual mean=-0.000000 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.102469 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 28 components and 0.102469 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=0.069171Jy sigma=1.198089 ! Fit after self-cal, rms=0.069157Jy sigma=1.197785 ! 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=0.7223 mas, bmaj=1.913 mas, bpa=-5.229 degrees ! Estimated noise=0.188564 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 = 0.002929 Jy ! Component: 100 - total flux cleaned = 0.0048274 Jy ! Component: 150 - total flux cleaned = 0.00614569 Jy ! Component: 200 - total flux cleaned = 0.00678295 Jy ! Total flux subtracted in 200 components = 0.00678295 Jy ! Clean residual min=-0.002984 max=0.003202 Jy/beam ! Clean residual mean=0.000001 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.109252 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 49 components and 0.109252 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=0.069028Jy sigma=1.194086 ! Fit after self-cal, rms=0.069033Jy sigma=1.193972 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7223 x 1.913 at -5.229 degrees (North through East) ! Clean map min=-0.0027475 max=0.083982 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 1.07 KP 1.03 ! LA 0.91 MK 1.04 NL 1.12 OV 0.92 ! PT 1.00* SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 HN 0.97 LA 0.91 MK 0.92 ! NL 1.02 PT 0.94 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.97 HN 1.09 KP 1.03 ! LA 0.91 MK 1.01 NL 1.12 OV 0.95 ! PT 1.00* SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 HN 1.06 LA 0.87 MK 1.00 ! NL 1.04 PT 0.97 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.10 KP 1.03 ! LA 0.90 MK 1.03 NL 1.09 OV 0.98 ! PT 1.00* SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 HN 1.10 LA 0.91 MK 1.08 ! NL 1.01 PT 0.92 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.01 HN 1.08 KP 1.07 ! LA 0.88 MK 1.06 NL 1.06 OV 0.94 ! PT 1.00* SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 HN 0.95 LA 0.86 MK 1.06 ! NL 1.08 PT 0.95 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 1.11 KP 1.06 ! LA 0.88 MK 1.03 NL 1.10 OV 0.91 ! PT 1.00* SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 HN 0.88 LA 0.91 MK 0.99 ! NL 1.05 PT 0.87 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 1.06 KP 1.05 ! LA 0.90 MK 0.97 NL 1.09 OV 0.96 ! PT 1.00* SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 HN 0.98 LA 0.87 MK 0.88 ! NL 1.04 PT 0.99 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.98 HN 1.10 KP 1.06 ! LA 0.89 MK 1.08 NL 1.10 OV 0.94 ! PT 1.00* SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 0.99 LA 0.85 MK 0.90 ! NL 1.05 PT 1.00 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 1.14 KP 1.07 ! LA 0.90 MK 1.03 NL 1.08 OV 0.91 ! PT 1.00* SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 HN 0.95 LA 0.84 MK 1.05 ! NL 1.11 PT 0.95 SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 1.10 KP 1.02 ! LA 0.89 MK 1.06 NL 1.09 OV 0.97 ! PT 1.00* SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 HN 1.00 LA 0.90 MK 1.02 ! NL 1.09 PT 0.95 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.08 KP 1.09 ! LA 0.91 MK 1.03 NL 1.10 OV 0.94 ! PT 1.00* SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 HN 1.00 LA 0.92 MK 1.03 ! NL 1.03 PT 1.02 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.98 HN 1.13 KP 1.03 ! LA 0.94 MK 1.08 NL 1.06 OV 0.92 ! PT 1.00* SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 HN 0.91 LA 0.86 MK 0.95 ! NL 1.18 PT 1.01 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 1.11 KP 1.01 ! LA 0.91 MK 1.04 NL 1.09 OV 0.94 ! PT 1.00* SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 HN 1.00 LA 0.95 MK 0.93 ! NL 1.06 PT 0.96 SC 0.98 ! ! ! Fit before self-cal, rms=0.069033Jy sigma=1.193972 ! Fit after self-cal, rms=0.071560Jy sigma=1.180512 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7268 mas, bmaj=1.919 mas, bpa=-4.968 degrees ! Estimated noise=0.189345 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 (9.2, 6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00034055 Jy ! Component: 100 - total flux cleaned = -0.000137342 Jy ! Component: 150 - total flux cleaned = -0.000519278 Jy ! Component: 200 - total flux cleaned = -0.000781947 Jy ! Total flux subtracted in 200 components = -0.000781947 Jy ! Clean residual min=-0.001365 max=0.001258 Jy/beam ! Clean residual mean=-0.000001 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.10847 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 0.10847 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=0.071508Jy sigma=1.179515 ! Fit after self-cal, rms=0.071652Jy sigma=1.179050 ! 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=0.071652Jy sigma=1.179050 ! Fit after self-cal, rms=0.071971Jy sigma=1.178908 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.727 mas, bmaj=1.919 mas, bpa=-4.951 degrees ! Estimated noise=0.189307 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000335989 Jy ! Component: 100 - total flux cleaned = -0.000619499 Jy ! Component: 150 - total flux cleaned = -0.000789829 Jy ! Component: 200 - total flux cleaned = -0.000941293 Jy ! Total flux subtracted in 200 components = -0.000941293 Jy ! Clean residual min=-0.001268 max=0.001225 Jy/beam ! Clean residual mean=-0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.107529 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 72 components and 0.107529 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=0.071950Jy sigma=1.178515 ! Fit after self-cal, rms=0.071960Jy sigma=1.178499 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 = -3.4309e-05 Jy ! Component: 100 - total flux cleaned = -0.000147818 Jy ! Component: 150 - total flux cleaned = -0.000217646 Jy ! Component: 200 - total flux cleaned = -0.000250196 Jy ! Total flux subtracted in 200 components = -0.000250196 Jy ! Clean residual min=-0.001261 max=0.001215 Jy/beam ! Clean residual mean=-0.000001 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.107279 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 81 components and 0.107279 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=0.071951Jy sigma=1.178350 ! Fit after self-cal, rms=0.071948Jy sigma=1.178345 ! 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=0.071948Jy sigma=1.178345 ! Fit after self-cal, rms=0.073001Jy sigma=1.176778 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7273 mas, bmaj=1.917 mas, bpa=-5.035 degrees ! Estimated noise=0.189514 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000755105 Jy ! Component: 100 - total flux cleaned = -0.00111365 Jy ! Component: 150 - total flux cleaned = -0.00127785 Jy ! Component: 200 - total flux cleaned = -0.00142333 Jy ! Total flux subtracted in 200 components = -0.00142333 Jy ! Clean residual min=-0.001099 max=0.000995 Jy/beam ! Clean residual mean=-0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.105855 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 89 components and 0.105855 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=0.072991Jy sigma=1.176554 ! Fit after self-cal, rms=0.073010Jy sigma=1.176515 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 = -0.000128267 Jy ! Component: 100 - total flux cleaned = -0.000180042 Jy ! Component: 150 - total flux cleaned = -0.00021632 Jy ! Component: 200 - total flux cleaned = -0.000239563 Jy ! Total flux subtracted in 200 components = -0.000239563 Jy ! Clean residual min=-0.001102 max=0.000978 Jy/beam ! Clean residual mean=-0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.105616 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 93 components and 0.105616 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=0.073005Jy sigma=1.176440 ! Fit after self-cal, rms=0.073004Jy sigma=1.176440 ! 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=0.073004Jy sigma=1.176440 ! Fit after self-cal, rms=0.073153Jy sigma=1.176370 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.01 mas, bmaj=4.956 mas, bpa=2.754 degrees ! Estimated noise=0.253912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000370526 Jy ! Component: 100 - total flux cleaned = -0.000427427 Jy ! Component: 150 - total flux cleaned = -0.000438845 Jy ! Component: 200 - total flux cleaned = -0.000427621 Jy ! Total flux subtracted in 200 components = -0.000427621 Jy ! Clean residual min=-0.001304 max=0.001209 Jy/beam ! Clean residual mean=0.000000 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.105188 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 102 components and 0.105188 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=0.073150Jy sigma=1.176367 ! Fit after self-cal, rms=0.073152Jy sigma=1.176353 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 = -5.76918e-05 Jy ! Component: 100 - total flux cleaned = -4.57353e-05 Jy ! Component: 150 - total flux cleaned = -4.62534e-05 Jy ! Component: 200 - total flux cleaned = -5.59705e-05 Jy ! Total flux subtracted in 200 components = -5.59705e-05 Jy ! Clean residual min=-0.001273 max=0.001197 Jy/beam ! Clean residual mean=0.000000 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.105132 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 102 components and 0.105132 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=0.073151Jy sigma=1.176382 ! Fit after self-cal, rms=0.073149Jy sigma=1.176371 ! 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=0.7268 mas, bmaj=1.916 mas, bpa=-5.018 degrees ! Estimated noise=0.189387 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7268 x 1.916 at -5.018 degrees (North through East) ! Clean map min=-0.0010266 max=0.084366 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=0.5517 mas, bmaj=1.574 mas, bpa=-5.869 degrees ! Estimated noise=0.450714 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0634976 Jy ! Component: 100 - total flux cleaned = 0.0793353 Jy ! Component: 150 - total flux cleaned = 0.0864788 Jy ! Component: 200 - total flux cleaned = 0.0909011 Jy ! Total flux subtracted in 200 components = 0.0909011 Jy ! Clean residual min=-0.002393 max=0.002441 Jy/beam ! Clean residual mean=-0.000003 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.0909011 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0909011 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7268 mas, bmaj=1.916 mas, bpa=-5.018 degrees ! Estimated noise=0.189387 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 = 0.00496076 Jy ! Component: 100 - total flux cleaned = 0.00775985 Jy ! Component: 150 - total flux cleaned = 0.00970756 Jy ! Component: 200 - total flux cleaned = 0.0111821 Jy ! Total flux subtracted in 200 components = 0.0111821 Jy ! Clean residual min=-0.001148 max=0.001498 Jy/beam ! Clean residual mean=-0.000002 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.102083 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 30 components and 0.102083 Jy ! Inverting map ! Added new window around map position (-1, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125279 Jy ! Component: 100 - total flux cleaned = 0.00164927 Jy ! Component: 150 - total flux cleaned = 0.00191812 Jy ! Component: 200 - total flux cleaned = 0.00209025 Jy ! Total flux subtracted in 200 components = 0.00209025 Jy ! Clean residual min=-0.001013 max=0.001099 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.104173 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 49 components and 0.104173 Jy ! Inverting map ! Added new window around map position (2.4, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000981569 Jy ! Component: 100 - total flux cleaned = 0.00130297 Jy ! Component: 150 - total flux cleaned = 0.00145087 Jy ! Component: 200 - total flux cleaned = 0.00154674 Jy ! Total flux subtracted in 200 components = 0.00154674 Jy ! Clean residual min=-0.000934 max=0.000945 Jy/beam ! Clean residual mean=0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.10572 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 72 components and 0.10572 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=2.01 mas, bmaj=4.956 mas, bpa=2.754 degrees ! Estimated noise=0.253912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00030648 Jy ! Component: 100 - total flux cleaned = 0.000352919 Jy ! Component: 150 - total flux cleaned = 0.000367307 Jy ! Component: 200 - total flux cleaned = 0.000379709 Jy ! Total flux subtracted in 200 components = 0.000379709 Jy ! Clean residual min=-0.001168 max=0.001220 Jy/beam ! Clean residual mean=0.000001 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.1061 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 = 1.18696e-05 Jy ! Component: 100 - total flux cleaned = 4.15653e-05 Jy ! Component: 150 - total flux cleaned = 5.987e-05 Jy ! Component: 200 - total flux cleaned = 7.69738e-05 Jy ! Total flux subtracted in 200 components = 7.69738e-05 Jy ! Clean residual min=-0.001132 max=0.001195 Jy/beam ! Clean residual mean=0.000001 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.106177 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 91 components and 0.106177 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7268 mas, bmaj=1.916 mas, bpa=-5.018 degrees ! Estimated noise=0.189387 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00020776 Jy ! Component: 100 - total flux cleaned = -0.000206601 Jy ! Component: 150 - total flux cleaned = -0.000206784 Jy ! Component: 200 - total flux cleaned = -0.00023434 Jy ! Total flux subtracted in 200 components = -0.00023434 Jy ! Clean residual min=-0.000957 max=0.000962 Jy/beam ! Clean residual mean=0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.105943 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 112 components and 0.105943 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=0.073128Jy sigma=1.176048 ! Fit after self-cal, rms=0.073126Jy sigma=1.175982 wmodel J1557-2724_X_a_map.mod ! Writing 112 model components to file: J1557-2724_X_a_map.mod wobs J1557-2724_X_a_uvs.fits ! Writing UV FITS file: J1557-2724_X_a_uvs.fits wwins J1557-2724_X_a_map.win ! wwins: Wrote 6 windows to J1557-2724_X_a_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 = 0.000212994 Jy ! Component: 100 - total flux cleaned = 0.000442712 Jy ! Component: 150 - total flux cleaned = 0.000582772 Jy ! Component: 200 - total flux cleaned = 0.00064258 Jy ! Component: 250 - total flux cleaned = 0.000700907 Jy ! Component: 300 - total flux cleaned = 0.000757316 Jy ! Component: 350 - total flux cleaned = 0.000825923 Jy ! Component: 400 - total flux cleaned = 0.000839175 Jy ! Component: 450 - total flux cleaned = 0.000878676 Jy ! Component: 500 - total flux cleaned = 0.000865723 Jy ! Component: 550 - total flux cleaned = 0.000891391 Jy ! Component: 600 - total flux cleaned = 0.000891196 Jy ! Component: 650 - total flux cleaned = 0.000878813 Jy ! Component: 700 - total flux cleaned = 0.000878848 Jy ! Component: 750 - total flux cleaned = 0.000915024 Jy ! Component: 800 - total flux cleaned = 0.000915046 Jy ! Component: 850 - total flux cleaned = 0.000950328 Jy ! Component: 900 - total flux cleaned = 0.000903802 Jy ! Component: 950 - total flux cleaned = 0.000892399 Jy ! Component: 1000 - total flux cleaned = 0.000903712 Jy ! Component: 1050 - total flux cleaned = 0.00089233 Jy ! Component: 1100 - total flux cleaned = 0.000881216 Jy ! Component: 1150 - total flux cleaned = 0.000914294 Jy ! Component: 1200 - total flux cleaned = 0.000903415 Jy ! Component: 1250 - total flux cleaned = 0.000903608 Jy ! Component: 1300 - total flux cleaned = 0.000914291 Jy ! Component: 1350 - total flux cleaned = 0.000914291 Jy ! Component: 1400 - total flux cleaned = 0.000914299 Jy ! Component: 1450 - total flux cleaned = 0.000924709 Jy ! Component: 1500 - total flux cleaned = 0.000924685 Jy ! Component: 1550 - total flux cleaned = 0.000945036 Jy ! Component: 1600 - total flux cleaned = 0.000934796 Jy ! Component: 1650 - total flux cleaned = 0.000954751 Jy ! Component: 1700 - total flux cleaned = 0.000954608 Jy ! Component: 1750 - total flux cleaned = 0.000934896 Jy ! Component: 1800 - total flux cleaned = 0.000944753 Jy ! Component: 1850 - total flux cleaned = 0.000964125 Jy ! Component: 1900 - total flux cleaned = 0.000964125 Jy ! Component: 1950 - total flux cleaned = 0.000973765 Jy ! Component: 2000 - total flux cleaned = 0.0010021 Jy ! Component: 2050 - total flux cleaned = 0.00102088 Jy ! Component: 2100 - total flux cleaned = 0.00102092 Jy ! Component: 2150 - total flux cleaned = 0.00105806 Jy ! Component: 2200 - total flux cleaned = 0.00107645 Jy ! Component: 2250 - total flux cleaned = 0.00112218 Jy ! Component: 2300 - total flux cleaned = 0.00114035 Jy ! Component: 2350 - total flux cleaned = 0.00116739 Jy ! Component: 2400 - total flux cleaned = 0.00123904 Jy ! Component: 2450 - total flux cleaned = 0.00123908 Jy ! Component: 2500 - total flux cleaned = 0.00131861 Jy ! Component: 2550 - total flux cleaned = 0.00132735 Jy ! Component: 2600 - total flux cleaned = 0.00137104 Jy ! Component: 2650 - total flux cleaned = 0.00141442 Jy ! Component: 2700 - total flux cleaned = 0.00143165 Jy ! Component: 2750 - total flux cleaned = 0.00150016 Jy ! Component: 2800 - total flux cleaned = 0.00151721 Jy ! Component: 2850 - total flux cleaned = 0.00157642 Jy ! Component: 2900 - total flux cleaned = 0.00154279 Jy ! Component: 2950 - total flux cleaned = 0.00156792 Jy ! Component: 3000 - total flux cleaned = 0.00162608 Jy ! Component: 3050 - total flux cleaned = 0.0016426 Jy ! Component: 3100 - total flux cleaned = 0.00165085 Jy ! Component: 3150 - total flux cleaned = 0.00167525 Jy ! Component: 3200 - total flux cleaned = 0.00169153 Jy ! Component: 3250 - total flux cleaned = 0.00172384 Jy ! Component: 3300 - total flux cleaned = 0.00177202 Jy ! Component: 3350 - total flux cleaned = 0.00180388 Jy ! Component: 3400 - total flux cleaned = 0.00182768 Jy ! Component: 3450 - total flux cleaned = 0.00181974 Jy ! Component: 3500 - total flux cleaned = 0.00184326 Jy ! Component: 3550 - total flux cleaned = 0.00184326 Jy ! Component: 3600 - total flux cleaned = 0.00186651 Jy ! Component: 3650 - total flux cleaned = 0.00189745 Jy ! Component: 3700 - total flux cleaned = 0.00191272 Jy ! Component: 3750 - total flux cleaned = 0.00191273 Jy ! Component: 3800 - total flux cleaned = 0.00192028 Jy ! Component: 3850 - total flux cleaned = 0.00195049 Jy ! Component: 3900 - total flux cleaned = 0.00192794 Jy ! Component: 3950 - total flux cleaned = 0.00193547 Jy ! Component: 4000 - total flux cleaned = 0.00195033 Jy ! Component: 4050 - total flux cleaned = 0.00197252 Jy ! Total flux subtracted in 4096 components = 0.00194305 Jy ! Clean residual min=-0.000494 max=0.000404 Jy/beam ! Clean residual mean=-0.000000 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.107886 Jy keep ! Adding 303 model components to the UV plane model. ! The established model now contains 415 components and 0.107886 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1557-2724_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7268 x 1.916 at -5.018 degrees (North through East) ! Clean map min=-0.00063684 max=0.08489 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1557-2724_X_a_map.fits wmodel /vlbi/uf001/uvm//J1557-2724_X_a_map.mod ! Writing 415 model components to file: /vlbi/uf001/uvm//J1557-2724_X_a_map.mod wobs /vlbi/uf001/uvm//J1557-2724_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1557-2724_X_a_uvs.fits wwins /vlbi/uf001/uvm//J1557-2724_X_a_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uvm//J1557-2724_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0848903 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000124263 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.439143 0.439143 0.878285 1.75657 3.51314 7.02628 14.0526 28.1051 56.2103 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.084 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 683.149 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1557-2724_X_a_dfm.log closed on Sun Jan 13 21:57:38 2019