! Started logfile: /vlbi/bp222/maps//J1550+0527_X_dfm.log on Thu Sep 27 11:21:07 2018 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/bp222/maps//J1550+0527_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1550+0527_X_uva.fits ! AN table 1: 16 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.964286 visibilities/baseline/integration-bin. ! Found source: J1550+0527 ! ! 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 108 lines of history. ! ! Reading 3888 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 J1550+0527_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.550470Jy sigma=25.926422 ! Fit after self-cal, rms=0.458095Jy sigma=7.754316 ! 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=0.6975 mas, bmaj=3.029 mas, bpa=-16.73 degrees ! Estimated noise=1.11292 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 = 0.767697 Jy ! Component: 100 - total flux cleaned = 1.03597 Jy ! Total flux subtracted in 100 components = 1.03597 Jy ! Clean residual min=-0.134800 max=0.158586 Jy/beam ! Clean residual mean=-0.000064 rms=0.038034 Jy/beam ! Combined flux in latest and established models = 1.03597 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.03597 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=0.391644Jy sigma=6.521395 ! Fit after self-cal, rms=0.388461Jy sigma=6.490386 ! 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=0.8524 mas, bmaj=2.928 mas, bpa=-16.98 degrees ! Estimated noise=0.738302 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 = 0.234866 Jy ! Component: 100 - total flux cleaned = 0.390005 Jy ! Component: 150 - total flux cleaned = 0.494026 Jy ! Component: 200 - total flux cleaned = 0.564438 Jy ! Total flux subtracted in 200 components = 0.564438 Jy ! Clean residual min=-0.067431 max=0.078954 Jy/beam ! Clean residual mean=-0.000025 rms=0.018278 Jy/beam ! Combined flux in latest and established models = 1.60041 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 22 components and 1.6004 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=0.164130Jy sigma=2.546652 ! Fit after self-cal, rms=0.155290Jy sigma=2.403413 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8524 x 2.928 at -16.98 degrees (North through East) ! Clean map min=-0.06068 max=1.0714 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 1.00 KP 0.96 ! MK 1.05 NL 0.92 OV 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 1.01 KP 0.96 ! MK 1.06 NL 0.92 OV 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 1.00 KP 0.95 ! MK 1.05 NL 0.90 OV 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 0.99 KP 0.95 ! MK 1.05 NL 0.91 OV 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 0.98 KP 0.95 ! MK 1.05 NL 0.91 OV 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.98 KP 0.95 ! MK 1.04 NL 0.91 OV 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.98 KP 0.95 ! MK 1.04 NL 0.90 OV 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 0.99 KP 0.95 ! MK 1.02 NL 0.91 OV 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 HN 0.99 KP 0.94 ! MK 1.02 NL 0.91 OV 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.97 KP 0.95 ! MK 1.02 NL 0.91 OV 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 0.97 KP 0.95 ! MK 1.02 NL 0.91 OV 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.95 HN 0.97 KP 0.95 ! MK 1.02 NL 0.91 OV 1.02 ! ! ! Fit before self-cal, rms=0.155290Jy sigma=2.403413 ! Fit after self-cal, rms=0.119604Jy sigma=1.954994 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8632 mas, bmaj=2.958 mas, bpa=-16.87 degrees ! Estimated noise=0.706684 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 (0.4, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0657539 Jy ! Component: 100 - total flux cleaned = 0.0738148 Jy ! Component: 150 - total flux cleaned = 0.0640806 Jy ! Component: 200 - total flux cleaned = 0.057475 Jy ! Total flux subtracted in 200 components = 0.057475 Jy ! Clean residual min=-0.020186 max=0.020074 Jy/beam ! Clean residual mean=-0.000003 rms=0.005219 Jy/beam ! Combined flux in latest and established models = 1.65788 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 47 components and 1.65788 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=0.075445Jy sigma=1.135878 ! Fit after self-cal, rms=0.074185Jy sigma=1.102653 ! 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=0.074185Jy sigma=1.102653 ! Fit after self-cal, rms=0.069297Jy sigma=1.048115 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8619 mas, bmaj=2.965 mas, bpa=-16.92 degrees ! Estimated noise=0.704748 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125153 Jy ! Component: 100 - total flux cleaned = 0.0167024 Jy ! Component: 150 - total flux cleaned = 0.0164522 Jy ! Component: 200 - total flux cleaned = 0.0158116 Jy ! Total flux subtracted in 200 components = 0.0158116 Jy ! Clean residual min=-0.011694 max=0.012876 Jy/beam ! Clean residual mean=-0.000001 rms=0.003087 Jy/beam ! Combined flux in latest and established models = 1.67369 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 60 components and 1.67369 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=0.061279Jy sigma=0.921147 ! Fit after self-cal, rms=0.061218Jy sigma=0.916905 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 (5.6, -6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00511131 Jy ! Component: 100 - total flux cleaned = 0.00581018 Jy ! Component: 150 - total flux cleaned = 0.00474565 Jy ! Component: 200 - total flux cleaned = 0.00333358 Jy ! Total flux subtracted in 200 components = 0.00333358 Jy ! Clean residual min=-0.007799 max=0.009086 Jy/beam ! Clean residual mean=-0.000000 rms=0.002140 Jy/beam ! Combined flux in latest and established models = 1.67703 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 75 components and 1.67703 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=0.057084Jy sigma=0.860084 ! Fit after self-cal, rms=0.057076Jy sigma=0.859171 ! 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=0.057076Jy sigma=0.859171 ! Fit after self-cal, rms=0.056446Jy sigma=0.853406 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8622 mas, bmaj=2.964 mas, bpa=-16.93 degrees ! Estimated noise=0.704915 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00017702 Jy ! Component: 100 - total flux cleaned = -0.000176962 Jy ! Component: 150 - total flux cleaned = 0.000310924 Jy ! Component: 200 - total flux cleaned = 0.00123181 Jy ! Total flux subtracted in 200 components = 0.00123181 Jy ! Clean residual min=-0.006773 max=0.007134 Jy/beam ! Clean residual mean=-0.000000 rms=0.001706 Jy/beam ! Combined flux in latest and established models = 1.67826 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 88 components and 1.67826 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=0.055055Jy sigma=0.836567 ! Fit after self-cal, rms=0.055049Jy sigma=0.836296 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 = -0.000359253 Jy ! Component: 100 - total flux cleaned = 0.000433222 Jy ! Component: 150 - total flux cleaned = 0.000681922 Jy ! Component: 200 - total flux cleaned = 0.000684094 Jy ! Total flux subtracted in 200 components = 0.000684094 Jy ! Clean residual min=-0.005705 max=0.005912 Jy/beam ! Clean residual mean=-0.000000 rms=0.001506 Jy/beam ! Combined flux in latest and established models = 1.67894 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 94 components and 1.67894 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=0.054385Jy sigma=0.828335 ! Fit after self-cal, rms=0.054386Jy sigma=0.828224 ! 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=0.054386Jy sigma=0.828224 ! Fit after self-cal, rms=0.054291Jy sigma=0.827360 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.862 mas, bmaj=2.804 mas, bpa=-10.95 degrees ! Estimated noise=0.840043 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00383767 Jy ! Component: 100 - total flux cleaned = -0.00504057 Jy ! Component: 150 - total flux cleaned = -0.00597341 Jy ! Component: 200 - total flux cleaned = -0.00672549 Jy ! Total flux subtracted in 200 components = -0.00672549 Jy ! Clean residual min=-0.005314 max=0.006365 Jy/beam ! Clean residual mean=-0.000000 rms=0.001804 Jy/beam ! Combined flux in latest and established models = 1.67222 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 109 components and 1.67222 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=0.054051Jy sigma=0.823130 ! Fit after self-cal, rms=0.054036Jy sigma=0.822770 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 = -0.00259666 Jy ! Component: 100 - total flux cleaned = -0.00366556 Jy ! Component: 150 - total flux cleaned = -0.00420183 Jy ! Component: 200 - total flux cleaned = -0.00478293 Jy ! Total flux subtracted in 200 components = -0.00478293 Jy ! Clean residual min=-0.004566 max=0.005283 Jy/beam ! Clean residual mean=-0.000000 rms=0.001531 Jy/beam ! Combined flux in latest and established models = 1.66743 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 121 components and 1.66743 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=0.054042Jy sigma=0.821742 ! Fit after self-cal, rms=0.054050Jy sigma=0.821606 ! 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=0.8622 mas, bmaj=2.963 mas, bpa=-16.93 degrees ! Estimated noise=0.704774 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8622 x 2.963 at -16.93 degrees (North through East) ! Clean map min=-0.010234 max=1.0393 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=0.054050Jy sigma=0.821606 ! Fit after self-cal, rms=0.050020Jy sigma=0.737683 ! Inverting map and beam ! Estimated beam: bmin=0.8625 mas, bmaj=2.963 mas, bpa=-16.94 degrees ! Estimated noise=0.704958 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000550878 Jy ! Component: 100 - total flux cleaned = -0.00149499 Jy ! Component: 150 - total flux cleaned = -0.00194948 Jy ! Component: 200 - total flux cleaned = -0.00195018 Jy ! Total flux subtracted in 200 components = -0.00195018 Jy ! Clean residual min=-0.004101 max=0.004237 Jy/beam ! Clean residual mean=-0.000000 rms=0.001015 Jy/beam ! Combined flux in latest and established models = 1.66548 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 140 components and 1.66548 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=0.049570Jy sigma=0.731638 ! Fit after self-cal, rms=0.049554Jy sigma=0.731560 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000490548 Jy ! Component: 100 - total flux cleaned = -0.000219519 Jy ! Component: 150 - total flux cleaned = -0.000155493 Jy ! Component: 200 - total flux cleaned = 1.68785e-05 Jy ! Total flux subtracted in 200 components = 1.68785e-05 Jy ! Clean residual min=-0.003660 max=0.003868 Jy/beam ! Clean residual mean=-0.000000 rms=0.000937 Jy/beam ! Combined flux in latest and established models = 1.6655 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 150 components and 1.6655 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=0.049369Jy sigma=0.729197 ! Fit after self-cal, rms=0.049359Jy sigma=0.729127 ! 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=0.049359Jy sigma=0.729127 ! Fit after self-cal, rms=0.049339Jy sigma=0.728904 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=0.7041 mas, bmaj=3.052 mas, bpa=-16.7 degrees ! Estimated noise=1.07984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.743134 Jy ! Component: 100 - total flux cleaned = 1.00709 Jy ! Component: 150 - total flux cleaned = 1.18962 Jy ! Component: 200 - total flux cleaned = 1.32058 Jy ! Total flux subtracted in 200 components = 1.32058 Jy ! Clean residual min=-0.063629 max=0.086444 Jy/beam ! Clean residual mean=-0.000029 rms=0.019292 Jy/beam ! Combined flux in latest and established models = 1.32058 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 20 model components to the UV plane model. ! The established model now contains 20 components and 1.32058 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8625 mas, bmaj=2.962 mas, bpa=-16.94 degrees ! Estimated noise=0.704776 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) ! Added new window around map position (-9.8, 6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.120085 Jy ! Component: 100 - total flux cleaned = 0.197629 Jy ! Component: 150 - total flux cleaned = 0.249893 Jy ! Component: 200 - total flux cleaned = 0.286368 Jy ! Total flux subtracted in 200 components = 0.286368 Jy ! Clean residual min=-0.023922 max=0.027766 Jy/beam ! Clean residual mean=-0.000008 rms=0.007311 Jy/beam ! Combined flux in latest and established models = 1.60695 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 37 components and 1.60695 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=1.862 mas, bmaj=2.804 mas, bpa=-10.95 degrees ! Estimated noise=0.839691 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0396934 Jy ! Component: 100 - total flux cleaned = 0.0632791 Jy ! Component: 150 - total flux cleaned = 0.0759778 Jy ! Component: 200 - total flux cleaned = 0.0827228 Jy ! Total flux subtracted in 200 components = 0.0827228 Jy ! Clean residual min=-0.015793 max=0.014772 Jy/beam ! Clean residual mean=-0.000002 rms=0.004593 Jy/beam ! Combined flux in latest and established models = 1.68967 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 = 0.00419431 Jy ! Component: 100 - total flux cleaned = 0.00684722 Jy ! Component: 150 - total flux cleaned = 0.0087631 Jy ! Component: 200 - total flux cleaned = 0.0101571 Jy ! Total flux subtracted in 200 components = 0.0101571 Jy ! Clean residual min=-0.010281 max=0.010401 Jy/beam ! Clean residual mean=0.000001 rms=0.003077 Jy/beam ! Combined flux in latest and established models = 1.69983 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 86 components and 1.69983 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8625 mas, bmaj=2.962 mas, bpa=-16.94 degrees ! Estimated noise=0.704776 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107331 Jy ! Component: 100 - total flux cleaned = 0.0131404 Jy ! Component: 150 - total flux cleaned = 0.0135545 Jy ! Component: 200 - total flux cleaned = 0.012541 Jy ! Total flux subtracted in 200 components = 0.012541 Jy ! Clean residual min=-0.008738 max=0.008815 Jy/beam ! Clean residual mean=0.000001 rms=0.002266 Jy/beam ! Combined flux in latest and established models = 1.71237 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 111 components and 1.71237 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=0.055348Jy sigma=0.806136 ! Fit after self-cal, rms=0.054714Jy sigma=0.798265 wmodel J1550+0527_X_map.mod ! Writing 111 model components to file: J1550+0527_X_map.mod wobs J1550+0527_X_uvs.fits ! Writing UV FITS file: J1550+0527_X_uvs.fits wwins J1550+0527_X_map.win ! wwins: Wrote 4 windows to J1550+0527_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 = -0.00178759 Jy ! Component: 100 - total flux cleaned = -0.00276079 Jy ! Component: 150 - total flux cleaned = -0.00314353 Jy ! Component: 200 - total flux cleaned = -0.00326224 Jy ! Component: 250 - total flux cleaned = -0.00359529 Jy ! Component: 300 - total flux cleaned = -0.00338549 Jy ! Component: 350 - total flux cleaned = -0.00328792 Jy ! Component: 400 - total flux cleaned = -0.00346821 Jy ! Component: 450 - total flux cleaned = -0.00346267 Jy ! Component: 500 - total flux cleaned = -0.00387425 Jy ! Component: 550 - total flux cleaned = -0.00403191 Jy ! Component: 600 - total flux cleaned = -0.00432891 Jy ! Component: 650 - total flux cleaned = -0.0045415 Jy ! Component: 700 - total flux cleaned = -0.00488 Jy ! Component: 750 - total flux cleaned = -0.00494479 Jy ! Component: 800 - total flux cleaned = -0.00500767 Jy ! Component: 850 - total flux cleaned = -0.00512578 Jy ! Component: 900 - total flux cleaned = -0.00518022 Jy ! Component: 950 - total flux cleaned = -0.00528876 Jy ! Component: 1000 - total flux cleaned = -0.0054467 Jy ! Component: 1050 - total flux cleaned = -0.00560127 Jy ! Component: 1100 - total flux cleaned = -0.00560361 Jy ! Component: 1150 - total flux cleaned = -0.00579299 Jy ! Component: 1200 - total flux cleaned = -0.00579158 Jy ! Component: 1250 - total flux cleaned = -0.00592153 Jy ! Component: 1300 - total flux cleaned = -0.00604826 Jy ! Component: 1350 - total flux cleaned = -0.00613125 Jy ! Component: 1400 - total flux cleaned = -0.00633069 Jy ! Component: 1450 - total flux cleaned = -0.00652384 Jy ! Component: 1500 - total flux cleaned = -0.00659989 Jy ! Component: 1550 - total flux cleaned = -0.00682105 Jy ! Component: 1600 - total flux cleaned = -0.00692847 Jy ! Component: 1650 - total flux cleaned = -0.00703309 Jy ! Component: 1700 - total flux cleaned = -0.00703431 Jy ! Component: 1750 - total flux cleaned = -0.00729822 Jy ! Component: 1800 - total flux cleaned = -0.00752338 Jy ! Component: 1850 - total flux cleaned = -0.00758678 Jy ! Component: 1900 - total flux cleaned = -0.00783423 Jy ! Component: 1950 - total flux cleaned = -0.00795492 Jy ! Component: 2000 - total flux cleaned = -0.00810219 Jy ! Component: 2050 - total flux cleaned = -0.00824763 Jy ! Component: 2100 - total flux cleaned = -0.00833349 Jy ! Component: 2150 - total flux cleaned = -0.00853037 Jy ! Component: 2200 - total flux cleaned = -0.00872366 Jy ! Component: 2250 - total flux cleaned = -0.00883227 Jy ! Component: 2300 - total flux cleaned = -0.00901996 Jy ! Component: 2350 - total flux cleaned = -0.00917858 Jy ! Component: 2400 - total flux cleaned = -0.00928273 Jy ! Component: 2450 - total flux cleaned = -0.00943709 Jy ! Component: 2500 - total flux cleaned = -0.00951297 Jy ! Component: 2550 - total flux cleaned = -0.00958813 Jy ! Component: 2600 - total flux cleaned = -0.00968697 Jy ! Component: 2650 - total flux cleaned = -0.00978467 Jy ! Component: 2700 - total flux cleaned = -0.00985697 Jy ! Component: 2750 - total flux cleaned = -0.00995203 Jy ! Component: 2800 - total flux cleaned = -0.0100225 Jy ! Component: 2850 - total flux cleaned = -0.0100456 Jy ! Component: 2900 - total flux cleaned = -0.0101146 Jy ! Component: 2950 - total flux cleaned = -0.0101826 Jy ! Component: 3000 - total flux cleaned = -0.0102047 Jy ! Component: 3050 - total flux cleaned = -0.0101604 Jy ! Component: 3100 - total flux cleaned = -0.0102044 Jy ! Component: 3150 - total flux cleaned = -0.0102045 Jy ! Component: 3200 - total flux cleaned = -0.0102044 Jy ! Component: 3250 - total flux cleaned = -0.010098 Jy ! Component: 3300 - total flux cleaned = -0.010077 Jy ! Component: 3350 - total flux cleaned = -0.010035 Jy ! Component: 3400 - total flux cleaned = -0.00995175 Jy ! Component: 3450 - total flux cleaned = -0.00991034 Jy ! Component: 3500 - total flux cleaned = -0.00984894 Jy ! Component: 3550 - total flux cleaned = -0.00986924 Jy ! Component: 3600 - total flux cleaned = -0.00988935 Jy ! Component: 3650 - total flux cleaned = -0.00986911 Jy ! Component: 3700 - total flux cleaned = -0.00984925 Jy ! Component: 3750 - total flux cleaned = -0.00984928 Jy ! Component: 3800 - total flux cleaned = -0.00980962 Jy ! Component: 3850 - total flux cleaned = -0.00980943 Jy ! Component: 3900 - total flux cleaned = -0.00973065 Jy ! Component: 3950 - total flux cleaned = -0.00971098 Jy ! Component: 4000 - total flux cleaned = -0.0096718 Jy ! Component: 4050 - total flux cleaned = -0.00969153 Jy ! Total flux subtracted in 4096 components = -0.00971117 Jy ! Clean residual min=-0.001167 max=0.001095 Jy/beam ! Clean residual mean=-0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 1.70266 Jy keep ! Adding 259 model components to the UV plane model. ! The established model now contains 370 components and 1.70266 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1550+0527_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8625 x 2.962 at -16.94 degrees (North through East) ! Clean map min=-0.010604 max=1.0253 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1550+0527_X_map.fits wmodel /vlbi/bp222/maps//J1550+0527_X_map.mod ! Writing 370 model components to file: /vlbi/bp222/maps//J1550+0527_X_map.mod wobs /vlbi/bp222/maps//J1550+0527_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1550+0527_X_uvs.fits wwins /vlbi/bp222/maps//J1550+0527_X_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J1550+0527_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.02526 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000322743 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0944375 0.0944375 0.188875 0.37775 0.7555 1.511 3.022 6.044 12.088 24.176 48.352 96.704 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.025 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3176.7 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1550+0527_X_dfm.log closed on Thu Sep 27 11:21:11 2018