! Started logfile: /vlbi/uf001/uva//J1744+5542_X_dfm.log on Mon Jan 14 04:19:48 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//J1744+5542_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1744+5542_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.850575 visibilities/baseline/integration-bin. ! Found source: J1744+5542 ! ! 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 39960 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 J1744+5542_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 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.013722Jy sigma=21.923244 ! Fit after self-cal, rms=0.802547Jy sigma=17.892750 ! 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=0.7541 mas, bmaj=1.022 mas, bpa=-11.93 degrees ! Estimated noise=0.379354 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 = 0.130086 Jy ! Component: 100 - total flux cleaned = 0.175209 Jy ! Total flux subtracted in 100 components = 0.175209 Jy ! Clean residual min=-0.009142 max=0.020088 Jy/beam ! Clean residual mean=-0.000022 rms=0.002089 Jy/beam ! Combined flux in latest and established models = 0.175209 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.175209 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=0.162037Jy sigma=1.722632 ! Fit after self-cal, rms=0.161916Jy sigma=1.719415 ! Inverting map ! Added new window around map position (-0.8, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0234008 Jy ! Component: 100 - total flux cleaned = 0.0371543 Jy ! Total flux subtracted in 100 components = 0.0371543 Jy ! Clean residual min=-0.007357 max=0.014163 Jy/beam ! Clean residual mean=-0.000017 rms=0.001625 Jy/beam ! Combined flux in latest and established models = 0.212364 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.212364 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=0.152452Jy sigma=1.529614 ! Fit after self-cal, rms=0.152304Jy sigma=1.524423 ! Inverting map ! Added new window around map position (-2, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0137339 Jy ! Component: 100 - total flux cleaned = 0.0219628 Jy ! Total flux subtracted in 100 components = 0.0219628 Jy ! Clean residual min=-0.006661 max=0.007870 Jy/beam ! Clean residual mean=-0.000013 rms=0.001399 Jy/beam ! Combined flux in latest and established models = 0.234327 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.234327 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=0.148397Jy sigma=1.451716 ! Fit after self-cal, rms=0.148285Jy sigma=1.446741 ! 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=1.005 mas, bmaj=1.293 mas, bpa=-9.912 degrees ! Estimated noise=0.171799 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 = 0.0121875 Jy ! Component: 100 - total flux cleaned = 0.019772 Jy ! Component: 150 - total flux cleaned = 0.0250327 Jy ! Component: 200 - total flux cleaned = 0.0288582 Jy ! Total flux subtracted in 200 components = 0.0288582 Jy ! Clean residual min=-0.009191 max=0.008316 Jy/beam ! Clean residual mean=-0.000013 rms=0.002246 Jy/beam ! Combined flux in latest and established models = 0.263185 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 34 components and 0.263185 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=0.144579Jy sigma=1.427497 ! Fit after self-cal, rms=0.144498Jy sigma=1.423951 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.005 x 1.293 at -9.912 degrees (North through East) ! Clean map min=-0.0090311 max=0.17459 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.95 KP 0.95 ! LA 1.01 MK 1.03 NL 1.19 OV 0.94 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.96 KP 0.94 ! LA 1.03 MK 1.03 NL 1.17 OV 0.96 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.97 KP 0.96 ! LA 1.03 MK 1.05 NL 1.15 OV 0.96 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.95 KP 0.95 ! LA 1.01 MK 1.03 NL 1.16 OV 0.94 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.95 KP 0.94 ! LA 1.01 MK 1.02 NL 1.20 OV 0.95 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.95 KP 0.93 ! LA 1.01 MK 1.03 NL 1.16 OV 0.95 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.96 KP 0.95 ! LA 1.00 MK 1.00 NL 1.17 OV 0.95 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.97 KP 0.93 ! LA 1.01 MK 1.02 NL 1.18 OV 0.93 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.95 KP 0.93 ! LA 1.01 MK 1.01 NL 1.19 OV 0.93 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.97 KP 0.95 ! LA 1.00 MK 1.04 NL 1.16 OV 0.95 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.97 KP 0.92 ! LA 1.01 MK 1.01 NL 1.19 OV 0.95 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.95 KP 0.94 ! LA 1.00 MK 1.01 NL 1.18 OV 0.97 ! PT 0.96 SC 1.00 ! ! ! Fit before self-cal, rms=0.144498Jy sigma=1.423951 ! Fit after self-cal, rms=0.134300Jy sigma=1.366349 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.002 mas, bmaj=1.285 mas, bpa=-8.957 degrees ! Estimated noise=0.176363 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 = 0.00584937 Jy ! Component: 100 - total flux cleaned = 0.00719655 Jy ! Component: 150 - total flux cleaned = 0.00785284 Jy ! Component: 200 - total flux cleaned = 0.00829396 Jy ! Total flux subtracted in 200 components = 0.00829396 Jy ! Clean residual min=-0.007762 max=0.007348 Jy/beam ! Clean residual mean=-0.000004 rms=0.002038 Jy/beam ! Combined flux in latest and established models = 0.271479 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 52 components and 0.271479 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=0.132976Jy sigma=1.369001 ! Fit after self-cal, rms=0.132956Jy sigma=1.368344 ! 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=0.132956Jy sigma=1.368344 ! Fit after self-cal, rms=0.058433Jy sigma=1.166471 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.002 mas, bmaj=1.286 mas, bpa=-9.423 degrees ! Estimated noise=0.175595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000620633 Jy ! Component: 100 - total flux cleaned = -0.00100926 Jy ! Component: 150 - total flux cleaned = -0.00143844 Jy ! Component: 200 - total flux cleaned = -0.00175866 Jy ! Total flux subtracted in 200 components = -0.00175866 Jy ! Clean residual min=-0.001914 max=0.004104 Jy/beam ! Clean residual mean=-0.000003 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.26972 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 60 components and 0.26972 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=0.058336Jy sigma=1.164387 ! Fit after self-cal, rms=0.058264Jy sigma=1.163554 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 (-4.8, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00384695 Jy ! Component: 100 - total flux cleaned = 0.00487102 Jy ! Component: 150 - total flux cleaned = 0.00476746 Jy ! Component: 200 - total flux cleaned = 0.00476772 Jy ! Total flux subtracted in 200 components = 0.00476772 Jy ! Clean residual min=-0.001695 max=0.002779 Jy/beam ! Clean residual mean=-0.000001 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.274488 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 76 components and 0.274488 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=0.058014Jy sigma=1.158316 ! Fit after self-cal, rms=0.057988Jy sigma=1.157833 ! Inverting map ! Added new window around map position (-13.6, -5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00254819 Jy ! Component: 100 - total flux cleaned = 0.00410054 Jy ! Component: 150 - total flux cleaned = 0.00530742 Jy ! Component: 200 - total flux cleaned = 0.00612392 Jy ! Total flux subtracted in 200 components = 0.00612392 Jy ! Clean residual min=-0.001505 max=0.001510 Jy/beam ! Clean residual mean=-0.000000 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.280612 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 97 components and 0.280612 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=0.057857Jy sigma=1.154850 ! Fit after self-cal, rms=0.057851Jy sigma=1.154754 ! 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=0.057851Jy sigma=1.154754 ! Fit after self-cal, rms=0.057696Jy sigma=1.153719 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9984 mas, bmaj=1.286 mas, bpa=-9.62 degrees ! Estimated noise=0.175459 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00130405 Jy ! Component: 100 - total flux cleaned = 0.00160717 Jy ! Component: 150 - total flux cleaned = 0.00172193 Jy ! Component: 200 - total flux cleaned = 0.00189349 Jy ! Total flux subtracted in 200 components = 0.00189349 Jy ! Clean residual min=-0.001209 max=0.001232 Jy/beam ! Clean residual mean=-0.000000 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.282505 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 106 components and 0.282505 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=0.057638Jy sigma=1.152515 ! Fit after self-cal, rms=0.057633Jy sigma=1.152463 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 (8, -9.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000603057 Jy ! Component: 100 - total flux cleaned = 0.000903418 Jy ! Component: 150 - total flux cleaned = 0.00102595 Jy ! Component: 200 - total flux cleaned = 0.0011678 Jy ! Total flux subtracted in 200 components = 0.0011678 Jy ! Clean residual min=-0.001100 max=0.001106 Jy/beam ! Clean residual mean=0.000000 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.283673 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 123 components and 0.283673 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=0.057597Jy sigma=1.151685 ! Fit after self-cal, rms=0.057596Jy sigma=1.151670 ! 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=0.057596Jy sigma=1.151670 ! Fit after self-cal, rms=0.057596Jy sigma=1.151508 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.348 mas, bmaj=2.391 mas, bpa=47.63 degrees ! Estimated noise=0.229156 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109128 Jy ! Component: 100 - total flux cleaned = 0.00163357 Jy ! Component: 150 - total flux cleaned = 0.00190983 Jy ! Component: 200 - total flux cleaned = 0.0021299 Jy ! Total flux subtracted in 200 components = 0.0021299 Jy ! Clean residual min=-0.000827 max=0.000991 Jy/beam ! Clean residual mean=0.000001 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.285803 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 143 components and 0.285803 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=0.057583Jy sigma=1.151238 ! Fit after self-cal, rms=0.057582Jy sigma=1.151217 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 (-4.6, 7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000819251 Jy ! Component: 100 - total flux cleaned = 0.00126634 Jy ! Component: 150 - total flux cleaned = 0.00156952 Jy ! Component: 200 - total flux cleaned = 0.00163709 Jy ! Total flux subtracted in 200 components = 0.00163709 Jy ! Clean residual min=-0.000776 max=0.000840 Jy/beam ! Clean residual mean=0.000001 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.28744 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 164 components and 0.28744 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=0.057567Jy sigma=1.150935 ! Fit after self-cal, rms=0.057567Jy sigma=1.150920 ! 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=0.9966 mas, bmaj=1.286 mas, bpa=-9.607 degrees ! Estimated noise=0.175492 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9966 x 1.286 at -9.607 degrees (North through East) ! Clean map min=-0.0008422 max=0.17701 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=0.7478 mas, bmaj=1.011 mas, bpa=-11.99 degrees ! Estimated noise=0.386897 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.132982 Jy ! Component: 100 - total flux cleaned = 0.182141 Jy ! Component: 150 - total flux cleaned = 0.208208 Jy ! Component: 200 - total flux cleaned = 0.224268 Jy ! Total flux subtracted in 200 components = 0.224268 Jy ! Clean residual min=-0.003745 max=0.008472 Jy/beam ! Clean residual mean=-0.000009 rms=0.000946 Jy/beam ! Combined flux in latest and established models = 0.224268 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.224268 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9966 mas, bmaj=1.286 mas, bpa=-9.607 degrees ! Estimated noise=0.175492 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 = 0.0164634 Jy ! Component: 100 - total flux cleaned = 0.026548 Jy ! Component: 150 - total flux cleaned = 0.0332886 Jy ! Component: 200 - total flux cleaned = 0.0380189 Jy ! Total flux subtracted in 200 components = 0.0380189 Jy ! Clean residual min=-0.001727 max=0.002963 Jy/beam ! Clean residual mean=-0.000006 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.262287 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 36 components and 0.262287 Jy ! Inverting map ! Added new window around map position (-3, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00351319 Jy ! Component: 100 - total flux cleaned = 0.00625849 Jy ! Component: 150 - total flux cleaned = 0.00850715 Jy ! Component: 200 - total flux cleaned = 0.0103872 Jy ! Total flux subtracted in 200 components = 0.0103872 Jy ! Clean residual min=-0.001174 max=0.001338 Jy/beam ! Clean residual mean=-0.000003 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.272674 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 66 components and 0.272674 Jy ! Inverting map ! Added new window around map position (-0.8, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164039 Jy ! Component: 100 - total flux cleaned = 0.00305191 Jy ! Component: 150 - total flux cleaned = 0.00429275 Jy ! Component: 200 - total flux cleaned = 0.00539566 Jy ! Total flux subtracted in 200 components = 0.00539566 Jy ! Clean residual min=-0.000963 max=0.001036 Jy/beam ! Clean residual mean=-0.000002 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.27807 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 102 components and 0.27807 Jy ! Inverting map ! Added new window around map position (2, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112824 Jy ! Component: 100 - total flux cleaned = 0.00207365 Jy ! Component: 150 - total flux cleaned = 0.00283323 Jy ! Component: 200 - total flux cleaned = 0.00340536 Jy ! Total flux subtracted in 200 components = 0.00340536 Jy ! Clean residual min=-0.000870 max=0.000858 Jy/beam ! Clean residual mean=-0.000001 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.281475 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 127 components and 0.281475 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=2.348 mas, bmaj=2.391 mas, bpa=47.63 degrees ! Estimated noise=0.229156 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129143 Jy ! Component: 100 - total flux cleaned = 0.00227209 Jy ! Component: 150 - total flux cleaned = 0.00307239 Jy ! Component: 200 - total flux cleaned = 0.00361157 Jy ! Total flux subtracted in 200 components = 0.00361157 Jy ! Clean residual min=-0.000881 max=0.000855 Jy/beam ! Clean residual mean=0.000000 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.285087 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 = 0.000493703 Jy ! Component: 100 - total flux cleaned = 0.000906958 Jy ! Component: 150 - total flux cleaned = 0.00129276 Jy ! Component: 200 - total flux cleaned = 0.00158786 Jy ! Total flux subtracted in 200 components = 0.00158786 Jy ! Clean residual min=-0.000776 max=0.000811 Jy/beam ! Clean residual mean=0.000001 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.286674 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 186 components and 0.286674 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9966 mas, bmaj=1.286 mas, bpa=-9.607 degrees ! Estimated noise=0.175492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000414886 Jy ! Component: 100 - total flux cleaned = 0.000436267 Jy ! Component: 150 - total flux cleaned = 0.000396803 Jy ! Component: 200 - total flux cleaned = 0.000397324 Jy ! Total flux subtracted in 200 components = 0.000397324 Jy ! Clean residual min=-0.000725 max=0.000877 Jy/beam ! Clean residual mean=0.000001 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.287072 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 217 components and 0.287072 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=0.057493Jy sigma=1.149409 ! Fit after self-cal, rms=0.057486Jy sigma=1.149235 wmodel J1744+5542_X_map.mod ! Writing 217 model components to file: J1744+5542_X_map.mod wobs J1744+5542_X_uvs.fits ! Writing UV FITS file: J1744+5542_X_uvs.fits wwins J1744+5542_X_map.win ! wwins: Wrote 10 windows to J1744+5542_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 = 0.000233531 Jy ! Component: 100 - total flux cleaned = 0.000247102 Jy ! Component: 150 - total flux cleaned = 0.000259591 Jy ! Component: 200 - total flux cleaned = 0.000271758 Jy ! Component: 250 - total flux cleaned = 0.000318628 Jy ! Component: 300 - total flux cleaned = 0.000318952 Jy ! Component: 350 - total flux cleaned = 0.000319081 Jy ! Component: 400 - total flux cleaned = 0.000363464 Jy ! Component: 450 - total flux cleaned = 0.000374435 Jy ! Component: 500 - total flux cleaned = 0.000353127 Jy ! Component: 550 - total flux cleaned = 0.000417093 Jy ! Component: 600 - total flux cleaned = 0.000438144 Jy ! Component: 650 - total flux cleaned = 0.000448569 Jy ! Component: 700 - total flux cleaned = 0.000469141 Jy ! Component: 750 - total flux cleaned = 0.000479354 Jy ! Component: 800 - total flux cleaned = 0.000529619 Jy ! Component: 850 - total flux cleaned = 0.000539405 Jy ! Component: 900 - total flux cleaned = 0.000549183 Jy ! Component: 950 - total flux cleaned = 0.000539493 Jy ! Component: 1000 - total flux cleaned = 0.000607482 Jy ! Component: 1050 - total flux cleaned = 0.000588263 Jy ! Component: 1100 - total flux cleaned = 0.000616897 Jy ! Component: 1150 - total flux cleaned = 0.000673562 Jy ! Component: 1200 - total flux cleaned = 0.000692289 Jy ! Component: 1250 - total flux cleaned = 0.000738622 Jy ! Component: 1300 - total flux cleaned = 0.000757085 Jy ! Component: 1350 - total flux cleaned = 0.000784458 Jy ! Component: 1400 - total flux cleaned = 0.000784472 Jy ! Component: 1450 - total flux cleaned = 0.000811271 Jy ! Component: 1500 - total flux cleaned = 0.000838036 Jy ! Component: 1550 - total flux cleaned = 0.000855685 Jy ! Component: 1600 - total flux cleaned = 0.000908355 Jy ! Component: 1650 - total flux cleaned = 0.00090835 Jy ! Component: 1700 - total flux cleaned = 0.0009429 Jy ! Component: 1750 - total flux cleaned = 0.000942959 Jy ! Component: 1800 - total flux cleaned = 0.000985573 Jy ! Component: 1850 - total flux cleaned = 0.00101937 Jy ! Component: 1900 - total flux cleaned = 0.0010447 Jy ! Component: 1950 - total flux cleaned = 0.00107807 Jy ! Component: 2000 - total flux cleaned = 0.00109467 Jy ! Component: 2050 - total flux cleaned = 0.00106981 Jy ! Component: 2100 - total flux cleaned = 0.00111087 Jy ! Component: 2150 - total flux cleaned = 0.00112721 Jy ! Component: 2200 - total flux cleaned = 0.00115159 Jy ! Component: 2250 - total flux cleaned = 0.00119177 Jy ! Component: 2300 - total flux cleaned = 0.00119184 Jy ! Component: 2350 - total flux cleaned = 0.0012077 Jy ! Component: 2400 - total flux cleaned = 0.00123934 Jy ! Component: 2450 - total flux cleaned = 0.00122366 Jy ! Component: 2500 - total flux cleaned = 0.00123917 Jy ! Component: 2550 - total flux cleaned = 0.00124698 Jy ! Component: 2600 - total flux cleaned = 0.00126233 Jy ! Component: 2650 - total flux cleaned = 0.00127763 Jy ! Component: 2700 - total flux cleaned = 0.00130049 Jy ! Component: 2750 - total flux cleaned = 0.00127775 Jy ! Component: 2800 - total flux cleaned = 0.00130038 Jy ! Component: 2850 - total flux cleaned = 0.00132282 Jy ! Component: 2900 - total flux cleaned = 0.00130045 Jy ! Component: 2950 - total flux cleaned = 0.00134497 Jy ! Component: 3000 - total flux cleaned = 0.00135239 Jy ! Component: 3050 - total flux cleaned = 0.00134502 Jy ! Component: 3100 - total flux cleaned = 0.00138153 Jy ! Component: 3150 - total flux cleaned = 0.00134525 Jy ! Component: 3200 - total flux cleaned = 0.00135252 Jy ! Component: 3250 - total flux cleaned = 0.00133818 Jy ! Component: 3300 - total flux cleaned = 0.00135246 Jy ! Component: 3350 - total flux cleaned = 0.0013809 Jy ! Component: 3400 - total flux cleaned = 0.00137383 Jy ! Component: 3450 - total flux cleaned = 0.00136687 Jy ! Component: 3500 - total flux cleaned = 0.00138086 Jy ! Component: 3550 - total flux cleaned = 0.00139477 Jy ! Component: 3600 - total flux cleaned = 0.00139471 Jy ! Component: 3650 - total flux cleaned = 0.00138093 Jy ! Component: 3700 - total flux cleaned = 0.00136033 Jy ! Component: 3750 - total flux cleaned = 0.00140822 Jy ! Component: 3800 - total flux cleaned = 0.0013606 Jy ! Component: 3850 - total flux cleaned = 0.00142156 Jy ! Component: 3900 - total flux cleaned = 0.00139456 Jy ! Component: 3950 - total flux cleaned = 0.00138785 Jy ! Component: 4000 - total flux cleaned = 0.0013812 Jy ! Component: 4050 - total flux cleaned = 0.00138116 Jy ! Total flux subtracted in 4096 components = 0.00138781 Jy ! Clean residual min=-0.000462 max=0.000378 Jy/beam ! Clean residual mean=0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.288459 Jy keep ! Adding 301 model components to the UV plane model. ! The established model now contains 518 components and 0.288459 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1744+5542_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9966 x 1.286 at -9.607 degrees (North through East) ! Clean map min=-0.00058594 max=0.17677 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1744+5542_X_map.fits wmodel /vlbi/uf001/uva//J1744+5542_X_map.mod ! Writing 518 model components to file: /vlbi/uf001/uva//J1744+5542_X_map.mod wobs /vlbi/uf001/uva//J1744+5542_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1744+5542_X_uvs.fits wwins /vlbi/uf001/uva//J1744+5542_X_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J1744+5542_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.176769 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000110679 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.187836 0.187836 0.375672 0.751344 1.50269 3.00538 6.01075 12.0215 24.043 48.086 96.1721 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.176 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1597.14 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1744+5542_X_dfm.log closed on Mon Jan 14 04:19:55 2019