! Started logfile: /vlbi/uf001/uva//J1254+1141_X_b_dfm.log on Mon Jan 14 02:05:46 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//J1254+1141_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1254+1141_X_b_uva.fits ! AN table 1: 10 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.821429 visibilities/baseline/integration-bin. ! Found source: J1254+1141 ! ! 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 2760 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 J1254+1141_X_b] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.222795Jy sigma=19.934305 ! Fit after self-cal, rms=0.335279Jy sigma=5.420944 ! 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=0.7736 mas, bmaj=2.544 mas, bpa=-22.58 degrees ! Estimated noise=1.31004 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 = 0.522707 Jy ! Component: 100 - total flux cleaned = 0.646254 Jy ! Total flux subtracted in 100 components = 0.646254 Jy ! Clean residual min=-0.035161 max=0.069061 Jy/beam ! Clean residual mean=-0.000010 rms=0.008545 Jy/beam ! Combined flux in latest and established models = 0.646254 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.646254 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=0.145658Jy sigma=2.338530 ! Fit after self-cal, rms=0.145613Jy sigma=2.338220 ! Inverting map ! Added new window around map position (-1.8, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0663048 Jy ! Component: 100 - total flux cleaned = 0.105151 Jy ! Total flux subtracted in 100 components = 0.105151 Jy ! Clean residual min=-0.027737 max=0.034605 Jy/beam ! Clean residual mean=0.000001 rms=0.005565 Jy/beam ! Combined flux in latest and established models = 0.751405 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.751405 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=0.110119Jy sigma=1.700939 ! Fit after self-cal, rms=0.107849Jy sigma=1.663856 ! 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=0.9439 mas, bmaj=2.685 mas, bpa=-20.72 degrees ! Estimated noise=0.980848 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 = 0.032749 Jy ! Component: 100 - total flux cleaned = 0.05346 Jy ! Component: 150 - total flux cleaned = 0.0684874 Jy ! Component: 200 - total flux cleaned = 0.0798011 Jy ! Total flux subtracted in 200 components = 0.0798011 Jy ! Clean residual min=-0.026390 max=0.019333 Jy/beam ! Clean residual mean=0.000010 rms=0.004933 Jy/beam ! Combined flux in latest and established models = 0.831206 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 46 components and 0.831206 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=0.097026Jy sigma=1.426338 ! Fit after self-cal, rms=0.096435Jy sigma=1.416305 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9439 x 2.685 at -20.72 degrees (North through East) ! Clean map min=-0.02282 max=0.67973 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 1.03 KP 1.01 ! LA 1.02 MK 1.03 NL 1.04 OV 0.89 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.08 KP 1.00 ! LA 1.00 MK 1.01 NL 1.03 OV 0.91 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 1.06 KP 0.99 ! LA 1.04 MK 1.03 NL 1.03 OV 0.90 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.08 KP 0.99 ! LA 1.01 MK 1.02 NL 1.03 OV 0.91 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 1.05 KP 1.00 ! LA 1.01 MK 1.01 NL 1.02 OV 0.90 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.03 KP 0.99 ! LA 1.01 MK 1.01 NL 1.02 OV 0.90 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.09 KP 0.99 ! LA 1.00 MK 1.04 NL 1.02 OV 0.89 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 1.07 KP 1.00 ! LA 0.98 MK 1.04 NL 1.02 OV 0.89 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 1.07 KP 1.01 ! LA 0.98 MK 1.00 NL 1.00 OV 0.91 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 1.04 KP 1.00 ! LA 0.99 MK 1.02 NL 1.00 OV 0.91 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 1.08 KP 1.00 ! LA 0.99 MK 1.05 NL 0.98 OV 0.89 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 1.09 KP 0.96 ! LA 1.03 MK 1.01 NL 1.02 OV 0.89 ! ! ! Fit before self-cal, rms=0.096435Jy sigma=1.416305 ! Fit after self-cal, rms=0.085203Jy sigma=1.177080 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9712 mas, bmaj=2.694 mas, bpa=-20.94 degrees ! Estimated noise=0.988927 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 = -0.00482326 Jy ! Component: 100 - total flux cleaned = -0.0072753 Jy ! Component: 150 - total flux cleaned = -0.0097737 Jy ! Component: 200 - total flux cleaned = -0.0117156 Jy ! Total flux subtracted in 200 components = -0.0117156 Jy ! Clean residual min=-0.011549 max=0.011779 Jy/beam ! Clean residual mean=0.000009 rms=0.002933 Jy/beam ! Combined flux in latest and established models = 0.81949 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 61 components and 0.81949 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=0.083523Jy sigma=1.148625 ! Fit after self-cal, rms=0.083423Jy sigma=1.145537 ! 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=0.083423Jy sigma=1.145537 ! Fit after self-cal, rms=0.077538Jy sigma=1.032677 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9703 mas, bmaj=2.7 mas, bpa=-20.74 degrees ! Estimated noise=0.990991 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00229325 Jy ! Component: 100 - total flux cleaned = -0.00275422 Jy ! Component: 150 - total flux cleaned = -0.00379025 Jy ! Component: 200 - total flux cleaned = -0.00492025 Jy ! Total flux subtracted in 200 components = -0.00492025 Jy ! Clean residual min=-0.006932 max=0.006927 Jy/beam ! Clean residual mean=0.000001 rms=0.001647 Jy/beam ! Combined flux in latest and established models = 0.81457 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 78 components and 0.81457 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=0.076077Jy sigma=1.012005 ! Fit after self-cal, rms=0.076028Jy sigma=1.010390 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 = 0.000325225 Jy ! Component: 100 - total flux cleaned = -0.000553447 Jy ! Component: 150 - total flux cleaned = -0.0012037 Jy ! Component: 200 - total flux cleaned = -0.0012812 Jy ! Total flux subtracted in 200 components = -0.0012812 Jy ! Clean residual min=-0.006562 max=0.006327 Jy/beam ! Clean residual mean=0.000002 rms=0.001579 Jy/beam ! Combined flux in latest and established models = 0.813289 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 88 components and 0.813289 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=0.075694Jy sigma=1.006227 ! Fit after self-cal, rms=0.075680Jy sigma=1.005819 ! 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=0.075680Jy sigma=1.005819 ! Fit after self-cal, rms=0.075637Jy sigma=0.999477 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9694 mas, bmaj=2.702 mas, bpa=-20.68 degrees ! Estimated noise=0.990267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00196989 Jy ! Component: 100 - total flux cleaned = -0.0023597 Jy ! Component: 150 - total flux cleaned = -0.00294902 Jy ! Component: 200 - total flux cleaned = -0.00342715 Jy ! Total flux subtracted in 200 components = -0.00342715 Jy ! Clean residual min=-0.005905 max=0.005511 Jy/beam ! Clean residual mean=0.000001 rms=0.001360 Jy/beam ! Combined flux in latest and established models = 0.809862 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 96 components and 0.809862 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=0.075162Jy sigma=0.993683 ! Fit after self-cal, rms=0.075153Jy sigma=0.993319 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 = 0.000173291 Jy ! Component: 100 - total flux cleaned = -9.15917e-05 Jy ! Component: 150 - total flux cleaned = -0.000209898 Jy ! Component: 200 - total flux cleaned = -0.000263661 Jy ! Total flux subtracted in 200 components = -0.000263661 Jy ! Clean residual min=-0.005759 max=0.005377 Jy/beam ! Clean residual mean=0.000001 rms=0.001335 Jy/beam ! Combined flux in latest and established models = 0.809598 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 103 components and 0.809598 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=0.075021Jy sigma=0.991882 ! Fit after self-cal, rms=0.075022Jy sigma=0.991737 ! 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=0.075022Jy sigma=0.991737 ! Fit after self-cal, rms=0.075110Jy sigma=0.989437 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.187 mas, bmaj=3 mas, bpa=-10.97 degrees ! Estimated noise=1.2302 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00312615 Jy ! Component: 100 - total flux cleaned = -0.00411332 Jy ! Component: 150 - total flux cleaned = -0.00448463 Jy ! Component: 200 - total flux cleaned = -0.00473597 Jy ! Total flux subtracted in 200 components = -0.00473597 Jy ! Clean residual min=-0.005983 max=0.006483 Jy/beam ! Clean residual mean=0.000002 rms=0.001649 Jy/beam ! Combined flux in latest and established models = 0.804862 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 110 components and 0.804862 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=0.074943Jy sigma=0.988542 ! Fit after self-cal, rms=0.074941Jy sigma=0.988289 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 = 4.35648e-05 Jy ! Component: 100 - total flux cleaned = -7.84607e-06 Jy ! Component: 150 - total flux cleaned = -0.000153635 Jy ! Component: 200 - total flux cleaned = -0.000246144 Jy ! Total flux subtracted in 200 components = -0.000246144 Jy ! Clean residual min=-0.005806 max=0.006513 Jy/beam ! Clean residual mean=0.000002 rms=0.001626 Jy/beam ! Combined flux in latest and established models = 0.804616 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 119 components and 0.804616 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=0.074913Jy sigma=0.988765 ! Fit after self-cal, rms=0.074913Jy sigma=0.988642 ! 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=0.9687 mas, bmaj=2.704 mas, bpa=-20.63 degrees ! Estimated noise=0.990029 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9687 x 2.704 at -20.63 degrees (North through East) ! Clean map min=-0.0048544 max=0.67778 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 ! Performing amp+phase self-cal ! ! 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=0.074913Jy sigma=0.988642 ! Fit after self-cal, rms=0.072613Jy sigma=0.936503 ! Inverting map and beam ! Estimated beam: bmin=0.9684 mas, bmaj=2.706 mas, bpa=-20.63 degrees ! Estimated noise=0.989906 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000197246 Jy ! Component: 100 - total flux cleaned = -0.000117302 Jy ! Component: 150 - total flux cleaned = 1.47162e-05 Jy ! Component: 200 - total flux cleaned = -0.000102304 Jy ! Total flux subtracted in 200 components = -0.000102304 Jy ! Clean residual min=-0.005099 max=0.005091 Jy/beam ! Clean residual mean=0.000001 rms=0.001192 Jy/beam ! Combined flux in latest and established models = 0.804513 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 133 components and 0.804513 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=0.072434Jy sigma=0.933888 ! Fit after self-cal, rms=0.072433Jy sigma=0.933789 ! Inverting map ! Added new window around map position (-25.2, -14.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00378317 Jy ! Component: 100 - total flux cleaned = 0.0043924 Jy ! Component: 150 - total flux cleaned = 0.00491901 Jy ! Component: 200 - total flux cleaned = 0.00546331 Jy ! Total flux subtracted in 200 components = 0.00546331 Jy ! Clean residual min=-0.004905 max=0.004547 Jy/beam ! Clean residual mean=0.000001 rms=0.001109 Jy/beam ! Combined flux in latest and established models = 0.809977 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 157 components and 0.809977 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=0.072011Jy sigma=0.928853 ! Fit after self-cal, rms=0.071980Jy sigma=0.928348 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.071980Jy sigma=0.928348 ! Fit after self-cal, rms=0.071917Jy sigma=0.927612 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=0.7833 mas, bmaj=2.584 mas, bpa=-22.31 degrees ! Estimated noise=1.33358 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.526384 Jy ! Component: 100 - total flux cleaned = 0.650691 Jy ! Component: 150 - total flux cleaned = 0.711124 Jy ! Component: 200 - total flux cleaned = 0.746535 Jy ! Total flux subtracted in 200 components = 0.746535 Jy ! Clean residual min=-0.011929 max=0.018161 Jy/beam ! Clean residual mean=-0.000005 rms=0.002889 Jy/beam ! Combined flux in latest and established models = 0.746535 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 0.746535 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9681 mas, bmaj=2.706 mas, bpa=-20.6 degrees ! Estimated noise=0.990157 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 = 0.0256985 Jy ! Component: 100 - total flux cleaned = 0.0401997 Jy ! Component: 150 - total flux cleaned = 0.0490264 Jy ! Component: 200 - total flux cleaned = 0.0534761 Jy ! Total flux subtracted in 200 components = 0.0534761 Jy ! Clean residual min=-0.006039 max=0.005611 Jy/beam ! Clean residual mean=0.000001 rms=0.001361 Jy/beam ! Combined flux in latest and established models = 0.800011 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 31 components and 0.800011 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=2.187 mas, bmaj=3.003 mas, bpa=-10.9 degrees ! Estimated noise=1.23083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00622591 Jy ! Component: 100 - total flux cleaned = 0.00914651 Jy ! Component: 150 - total flux cleaned = 0.0109117 Jy ! Component: 200 - total flux cleaned = 0.0118524 Jy ! Total flux subtracted in 200 components = 0.0118524 Jy ! Clean residual min=-0.005127 max=0.005664 Jy/beam ! Clean residual mean=0.000004 rms=0.001394 Jy/beam ! Combined flux in latest and established models = 0.811863 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 = 0.000890951 Jy ! Component: 100 - total flux cleaned = 0.00150819 Jy ! Component: 150 - total flux cleaned = 0.00178022 Jy ! Component: 200 - total flux cleaned = 0.00214976 Jy ! Total flux subtracted in 200 components = 0.00214976 Jy ! Clean residual min=-0.005183 max=0.005220 Jy/beam ! Clean residual mean=0.000004 rms=0.001338 Jy/beam ! Combined flux in latest and established models = 0.814013 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 69 components and 0.814013 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9681 mas, bmaj=2.706 mas, bpa=-20.6 degrees ! Estimated noise=0.990157 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00042338 Jy ! Component: 100 - total flux cleaned = 0.00103878 Jy ! Component: 150 - total flux cleaned = 0.00150542 Jy ! Component: 200 - total flux cleaned = 0.00176066 Jy ! Total flux subtracted in 200 components = 0.00176066 Jy ! Clean residual min=-0.004299 max=0.004939 Jy/beam ! Clean residual mean=0.000002 rms=0.001095 Jy/beam ! Combined flux in latest and established models = 0.815773 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 85 components and 0.815773 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=0.072053Jy sigma=0.931672 ! Fit after self-cal, rms=0.071963Jy sigma=0.930569 wmodel J1254+1141_X_b_map.mod ! Writing 85 model components to file: J1254+1141_X_b_map.mod wobs J1254+1141_X_b_uvs.fits ! Writing UV FITS file: J1254+1141_X_b_uvs.fits wwins J1254+1141_X_b_map.win ! wwins: Wrote 3 windows to J1254+1141_X_b_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193229 Jy ! Component: 100 - total flux cleaned = 0.00217008 Jy ! Component: 150 - total flux cleaned = 0.00217239 Jy ! Component: 200 - total flux cleaned = 0.00217287 Jy ! Component: 250 - total flux cleaned = 0.00204155 Jy ! Component: 300 - total flux cleaned = 0.00204156 Jy ! Component: 350 - total flux cleaned = 0.0022872 Jy ! Component: 400 - total flux cleaned = 0.00234661 Jy ! Component: 450 - total flux cleaned = 0.00252081 Jy ! Component: 500 - total flux cleaned = 0.00274558 Jy ! Component: 550 - total flux cleaned = 0.00274524 Jy ! Component: 600 - total flux cleaned = 0.00285217 Jy ! Component: 650 - total flux cleaned = 0.00295673 Jy ! Component: 700 - total flux cleaned = 0.00310938 Jy ! Component: 750 - total flux cleaned = 0.00335886 Jy ! Component: 800 - total flux cleaned = 0.0035535 Jy ! Component: 850 - total flux cleaned = 0.003649 Jy ! Component: 900 - total flux cleaned = 0.00378894 Jy ! Component: 950 - total flux cleaned = 0.00397228 Jy ! Component: 1000 - total flux cleaned = 0.00406217 Jy ! Component: 1050 - total flux cleaned = 0.00423866 Jy ! Component: 1100 - total flux cleaned = 0.00445559 Jy ! Component: 1150 - total flux cleaned = 0.00432803 Jy ! Component: 1200 - total flux cleaned = 0.00458005 Jy ! Component: 1250 - total flux cleaned = 0.0045393 Jy ! Component: 1300 - total flux cleaned = 0.00482518 Jy ! Component: 1350 - total flux cleaned = 0.00490514 Jy ! Component: 1400 - total flux cleaned = 0.00498451 Jy ! Component: 1450 - total flux cleaned = 0.00506228 Jy ! Component: 1500 - total flux cleaned = 0.00510089 Jy ! Component: 1550 - total flux cleaned = 0.00513889 Jy ! Component: 1600 - total flux cleaned = 0.00525013 Jy ! Component: 1650 - total flux cleaned = 0.00521409 Jy ! Component: 1700 - total flux cleaned = 0.00539581 Jy ! Component: 1750 - total flux cleaned = 0.00550389 Jy ! Component: 1800 - total flux cleaned = 0.00568053 Jy ! Component: 1850 - total flux cleaned = 0.00575026 Jy ! Component: 1900 - total flux cleaned = 0.0059227 Jy ! Component: 1950 - total flux cleaned = 0.00612707 Jy ! Component: 2000 - total flux cleaned = 0.00622785 Jy ! Component: 2050 - total flux cleaned = 0.00632746 Jy ! Component: 2100 - total flux cleaned = 0.00649177 Jy ! Component: 2150 - total flux cleaned = 0.00649216 Jy ! Component: 2200 - total flux cleaned = 0.00662098 Jy ! Component: 2250 - total flux cleaned = 0.00665208 Jy ! Component: 2300 - total flux cleaned = 0.00668361 Jy ! Component: 2350 - total flux cleaned = 0.00671506 Jy ! Component: 2400 - total flux cleaned = 0.00686845 Jy ! Component: 2450 - total flux cleaned = 0.0069594 Jy ! Component: 2500 - total flux cleaned = 0.00695937 Jy ! Component: 2550 - total flux cleaned = 0.00692999 Jy ! Component: 2600 - total flux cleaned = 0.00707683 Jy ! Component: 2650 - total flux cleaned = 0.007077 Jy ! Component: 2700 - total flux cleaned = 0.00710605 Jy ! Component: 2750 - total flux cleaned = 0.00722025 Jy ! Component: 2800 - total flux cleaned = 0.00730506 Jy ! Component: 2850 - total flux cleaned = 0.00736126 Jy ! Component: 2900 - total flux cleaned = 0.00744398 Jy ! Component: 2950 - total flux cleaned = 0.007499 Jy ! Component: 3000 - total flux cleaned = 0.00766181 Jy ! Component: 3050 - total flux cleaned = 0.00768869 Jy ! Component: 3100 - total flux cleaned = 0.0076887 Jy ! Component: 3150 - total flux cleaned = 0.00768883 Jy ! Component: 3200 - total flux cleaned = 0.00781981 Jy ! Component: 3250 - total flux cleaned = 0.00789755 Jy ! Component: 3300 - total flux cleaned = 0.00805132 Jy ! Component: 3350 - total flux cleaned = 0.00807653 Jy ! Component: 3400 - total flux cleaned = 0.00815214 Jy ! Component: 3450 - total flux cleaned = 0.00825239 Jy ! Component: 3500 - total flux cleaned = 0.00822772 Jy ! Component: 3550 - total flux cleaned = 0.00837533 Jy ! Component: 3600 - total flux cleaned = 0.00847302 Jy ! Component: 3650 - total flux cleaned = 0.00852107 Jy ! Component: 3700 - total flux cleaned = 0.00859286 Jy ! Component: 3750 - total flux cleaned = 0.00871203 Jy ! Component: 3800 - total flux cleaned = 0.00880674 Jy ! Component: 3850 - total flux cleaned = 0.00894742 Jy ! Component: 3900 - total flux cleaned = 0.00908705 Jy ! Component: 3950 - total flux cleaned = 0.00917915 Jy ! Component: 4000 - total flux cleaned = 0.00931677 Jy ! Component: 4050 - total flux cleaned = 0.00947606 Jy ! Total flux subtracted in 4096 components = 0.00961153 Jy ! Clean residual min=-0.001429 max=0.001618 Jy/beam ! Clean residual mean=0.000001 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.825385 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 367 components and 0.825384 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1254+1141_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9681 x 2.706 at -20.6 degrees (North through East) ! Clean map min=-0.0027803 max=0.67956 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1254+1141_X_b_map.fits wmodel /vlbi/uf001/uva//J1254+1141_X_b_map.mod ! Writing 367 model components to file: /vlbi/uf001/uva//J1254+1141_X_b_map.mod wobs /vlbi/uf001/uva//J1254+1141_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1254+1141_X_b_uvs.fits wwins /vlbi/uf001/uva//J1254+1141_X_b_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1254+1141_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.679557 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00038294 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.169054 0.169054 0.338108 0.676216 1.35243 2.70487 5.40973 10.8195 21.6389 43.2779 86.5557 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.679 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1774.58 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1254+1141_X_b_dfm.log closed on Mon Jan 14 02:05:51 2019