! Started logfile: /vlbi/uf001/uva//J1553+1256_X_dfm.log on Mon Jan 14 03:29:29 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//J1553+1256_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1553+1256_X_uva.fits ! AN table 1: 87 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.979748 visibilities/baseline/integration-bin. ! Found source: J1553+1256 ! ! 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 21480 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 J1553+1256_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 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.034496Jy sigma=23.059439 ! Fit after self-cal, rms=0.765324Jy sigma=17.123533 ! 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=1.263 mas, bmaj=4.134 mas, bpa=-18.89 degrees ! Estimated noise=0.422299 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 = 0.172805 Jy ! Component: 100 - total flux cleaned = 0.245853 Jy ! Total flux subtracted in 100 components = 0.245853 Jy ! Clean residual min=-0.018592 max=0.036976 Jy/beam ! Clean residual mean=0.000064 rms=0.006689 Jy/beam ! Combined flux in latest and established models = 0.245853 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.245853 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=0.122897Jy sigma=2.657717 ! Fit after self-cal, rms=0.122461Jy sigma=2.647760 ! 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=1.563 mas, bmaj=4.397 mas, bpa=-18.96 degrees ! Estimated noise=0.222864 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 = 0.0619253 Jy ! Component: 100 - total flux cleaned = 0.097898 Jy ! Component: 150 - total flux cleaned = 0.121448 Jy ! Component: 200 - total flux cleaned = 0.137986 Jy ! Total flux subtracted in 200 components = 0.137986 Jy ! Clean residual min=-0.017083 max=0.031657 Jy/beam ! Clean residual mean=0.000037 rms=0.005129 Jy/beam ! Combined flux in latest and established models = 0.383839 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 65 components and 0.383839 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=0.081450Jy sigma=1.784369 ! Fit after self-cal, rms=0.081254Jy sigma=1.779006 ! Inverting map ! Added new window around map position (3, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0279751 Jy ! Component: 100 - total flux cleaned = 0.044341 Jy ! Component: 150 - total flux cleaned = 0.0550426 Jy ! Component: 200 - total flux cleaned = 0.0642441 Jy ! Total flux subtracted in 200 components = 0.0642441 Jy ! Clean residual min=-0.013488 max=0.013880 Jy/beam ! Clean residual mean=0.000020 rms=0.003505 Jy/beam ! Combined flux in latest and established models = 0.448083 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 98 components and 0.448083 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=0.068364Jy sigma=1.500713 ! Fit after self-cal, rms=0.067682Jy sigma=1.484210 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.563 x 4.397 at -18.96 degrees (North through East) ! Clean map min=-0.012557 max=0.23788 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 1.02 KP 0.98 LA 0.97 ! NL 1.02 OV 1.00 PT 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 1.02 KP 0.98 LA 0.96 ! NL 1.02 OV 1.01 PT 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 1.03 KP 0.98 LA 0.97 ! NL 1.01 OV 1.00 PT 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 1.02 KP 0.97 LA 0.97 ! NL 1.01 OV 1.01 PT 0.89 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 HN 1.04 KP 0.98 LA 0.97 ! NL 1.02 OV 1.02 PT 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 1.05 KP 0.98 LA 0.98 ! NL 1.02 OV 1.02 PT 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 HN 1.04 KP 0.97 LA 0.97 ! NL 1.01 OV 1.03 PT 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 1.04 KP 0.98 LA 0.97 ! NL 1.01 OV 1.03 PT 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 HN 1.03 KP 0.98 LA 0.98 ! NL 1.03 OV 1.02 PT 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 HN 1.04 KP 0.98 LA 0.97 ! NL 1.01 OV 1.02 PT 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 HN 1.05 KP 0.99 LA 0.98 ! NL 1.02 OV 1.03 PT 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 HN 1.06 KP 0.98 LA 0.98 ! NL 1.03 OV 1.03 PT 0.90 ! ! ! Fit before self-cal, rms=0.067682Jy sigma=1.484210 ! Fit after self-cal, rms=0.064088Jy sigma=1.409991 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.584 mas, bmaj=4.471 mas, bpa=-19.01 degrees ! Estimated noise=0.220383 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 = 0.0091902 Jy ! Component: 100 - total flux cleaned = 0.0129489 Jy ! Component: 150 - total flux cleaned = 0.0156445 Jy ! Component: 200 - total flux cleaned = 0.0175877 Jy ! Total flux subtracted in 200 components = 0.0175877 Jy ! Clean residual min=-0.009139 max=0.010004 Jy/beam ! Clean residual mean=0.000006 rms=0.002445 Jy/beam ! Combined flux in latest and established models = 0.465671 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 133 components and 0.465671 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=0.061786Jy sigma=1.355515 ! Fit after self-cal, rms=0.061685Jy sigma=1.352954 ! 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=0.061685Jy sigma=1.352954 ! Fit after self-cal, rms=0.057551Jy sigma=1.209017 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.591 mas, bmaj=4.449 mas, bpa=-19 degrees ! Estimated noise=0.221304 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00415924 Jy ! Component: 100 - total flux cleaned = 0.00540301 Jy ! Component: 150 - total flux cleaned = 0.00631269 Jy ! Component: 200 - total flux cleaned = 0.00746419 Jy ! Total flux subtracted in 200 components = 0.00746419 Jy ! Clean residual min=-0.004703 max=0.004467 Jy/beam ! Clean residual mean=0.000008 rms=0.001198 Jy/beam ! Combined flux in latest and established models = 0.473135 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 170 components and 0.473135 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=0.056839Jy sigma=1.190126 ! Fit after self-cal, rms=0.056845Jy sigma=1.188988 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 = 0.00150218 Jy ! Component: 100 - total flux cleaned = 0.00256385 Jy ! Component: 150 - total flux cleaned = 0.00351405 Jy ! Component: 200 - total flux cleaned = 0.00438449 Jy ! Total flux subtracted in 200 components = 0.00438449 Jy ! Clean residual min=-0.004417 max=0.003977 Jy/beam ! Clean residual mean=0.000007 rms=0.001101 Jy/beam ! Combined flux in latest and established models = 0.47752 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 190 components and 0.47752 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=0.056603Jy sigma=1.181984 ! Fit after self-cal, rms=0.056583Jy sigma=1.181618 ! 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=0.056583Jy sigma=1.181618 ! Fit after self-cal, rms=0.057015Jy sigma=1.175083 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.591 mas, bmaj=4.449 mas, bpa=-18.96 degrees ! Estimated noise=0.221427 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115457 Jy ! Component: 100 - total flux cleaned = 0.00195108 Jy ! Component: 150 - total flux cleaned = 0.00234054 Jy ! Component: 200 - total flux cleaned = 0.00276513 Jy ! Total flux subtracted in 200 components = 0.00276513 Jy ! Clean residual min=-0.003934 max=0.003517 Jy/beam ! Clean residual mean=0.000006 rms=0.000941 Jy/beam ! Combined flux in latest and established models = 0.480285 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 199 components and 0.480285 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=0.056798Jy sigma=1.169582 ! Fit after self-cal, rms=0.056800Jy sigma=1.169271 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 = 0.000399131 Jy ! Component: 100 - total flux cleaned = 0.000594994 Jy ! Component: 150 - total flux cleaned = 0.000890798 Jy ! Component: 200 - total flux cleaned = 0.00110897 Jy ! Total flux subtracted in 200 components = 0.00110897 Jy ! Clean residual min=-0.003598 max=0.003351 Jy/beam ! Clean residual mean=0.000006 rms=0.000895 Jy/beam ! Combined flux in latest and established models = 0.481394 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 207 components and 0.481394 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=0.056684Jy sigma=1.166282 ! Fit after self-cal, rms=0.056673Jy sigma=1.166059 ! 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=0.056673Jy sigma=1.166059 ! Fit after self-cal, rms=0.056794Jy sigma=1.165548 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.409 mas, bmaj=4.557 mas, bpa=-21.58 degrees ! Estimated noise=0.237717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000336048 Jy ! Component: 100 - total flux cleaned = 0.000525833 Jy ! Component: 150 - total flux cleaned = 0.000631279 Jy ! Component: 200 - total flux cleaned = 0.000824799 Jy ! Total flux subtracted in 200 components = 0.000824799 Jy ! Clean residual min=-0.003734 max=0.003757 Jy/beam ! Clean residual mean=0.000008 rms=0.000916 Jy/beam ! Combined flux in latest and established models = 0.482219 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 226 components and 0.482219 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=0.056719Jy sigma=1.163145 ! Fit after self-cal, rms=0.056710Jy sigma=1.162926 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 = 0.000189261 Jy ! Component: 100 - total flux cleaned = 0.000140095 Jy ! Component: 150 - total flux cleaned = 0.000310005 Jy ! Component: 200 - total flux cleaned = 0.000469265 Jy ! Total flux subtracted in 200 components = 0.000469265 Jy ! Clean residual min=-0.003590 max=0.003590 Jy/beam ! Clean residual mean=0.000008 rms=0.000884 Jy/beam ! Combined flux in latest and established models = 0.482688 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 243 components and 0.482688 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=0.056660Jy sigma=1.161502 ! Fit after self-cal, rms=0.056650Jy sigma=1.161329 ! 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=1.59 mas, bmaj=4.447 mas, bpa=-18.94 degrees ! Estimated noise=0.221616 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.59 x 4.447 at -18.94 degrees (North through East) ! Clean map min=-0.0031835 max=0.2376 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=1.271 mas, bmaj=4.163 mas, bpa=-18.95 degrees ! Estimated noise=0.427127 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.174258 Jy ! Component: 100 - total flux cleaned = 0.247626 Jy ! Component: 150 - total flux cleaned = 0.292424 Jy ! Component: 200 - total flux cleaned = 0.323463 Jy ! Total flux subtracted in 200 components = 0.323463 Jy ! Clean residual min=-0.012598 max=0.017489 Jy/beam ! Clean residual mean=0.000035 rms=0.003644 Jy/beam ! Combined flux in latest and established models = 0.323463 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 43 model components to the UV plane model. ! The established model now contains 43 components and 0.323463 Jy ! Inverting map and beam ! Estimated beam: bmin=1.59 mas, bmaj=4.447 mas, bpa=-18.94 degrees ! Estimated noise=0.221616 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 = 0.0306462 Jy ! Component: 100 - total flux cleaned = 0.052488 Jy ! Component: 150 - total flux cleaned = 0.0692525 Jy ! Component: 200 - total flux cleaned = 0.0825547 Jy ! Total flux subtracted in 200 components = 0.0825547 Jy ! Clean residual min=-0.008259 max=0.008000 Jy/beam ! Clean residual mean=0.000023 rms=0.002387 Jy/beam ! Combined flux in latest and established models = 0.406018 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 112 components and 0.406018 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=2.409 mas, bmaj=4.557 mas, bpa=-21.58 degrees ! Estimated noise=0.237717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0139755 Jy ! Component: 100 - total flux cleaned = 0.0248179 Jy ! Component: 150 - total flux cleaned = 0.0336167 Jy ! Component: 200 - total flux cleaned = 0.040919 Jy ! Total flux subtracted in 200 components = 0.040919 Jy ! Clean residual min=-0.006628 max=0.006243 Jy/beam ! Clean residual mean=0.000017 rms=0.001689 Jy/beam ! Combined flux in latest and established models = 0.446937 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 = 0.00612783 Jy ! Component: 100 - total flux cleaned = 0.0111211 Jy ! Component: 150 - total flux cleaned = 0.0145219 Jy ! Component: 200 - total flux cleaned = 0.017348 Jy ! Total flux subtracted in 200 components = 0.017348 Jy ! Clean residual min=-0.005610 max=0.005051 Jy/beam ! Clean residual mean=0.000012 rms=0.001232 Jy/beam ! Combined flux in latest and established models = 0.464285 Jy ! Adding 117 model components to the UV plane model. ! The established model now contains 220 components and 0.464285 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.59 mas, bmaj=4.447 mas, bpa=-18.94 degrees ! Estimated noise=0.221616 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00380389 Jy ! Component: 100 - total flux cleaned = 0.00679741 Jy ! Component: 150 - total flux cleaned = 0.00899077 Jy ! Component: 200 - total flux cleaned = 0.0107693 Jy ! Total flux subtracted in 200 components = 0.0107693 Jy ! Clean residual min=-0.004654 max=0.003995 Jy/beam ! Clean residual mean=0.000005 rms=0.000983 Jy/beam ! Combined flux in latest and established models = 0.475054 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 247 components and 0.475054 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=0.057129Jy sigma=1.173208 ! Fit after self-cal, rms=0.057085Jy sigma=1.171614 wmodel J1553+1256_X_map.mod ! Writing 247 model components to file: J1553+1256_X_map.mod wobs J1553+1256_X_uvs.fits ! Writing UV FITS file: J1553+1256_X_uvs.fits wwins J1553+1256_X_map.win ! wwins: Wrote 2 windows to J1553+1256_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 = -0.00150492 Jy ! Component: 100 - total flux cleaned = -0.00255958 Jy ! Component: 150 - total flux cleaned = -0.00292477 Jy ! Component: 200 - total flux cleaned = -0.00325815 Jy ! Component: 250 - total flux cleaned = -0.00352151 Jy ! Component: 300 - total flux cleaned = -0.00362305 Jy ! Component: 350 - total flux cleaned = -0.00367197 Jy ! Component: 400 - total flux cleaned = -0.00367316 Jy ! Component: 450 - total flux cleaned = -0.00371677 Jy ! Component: 500 - total flux cleaned = -0.00367473 Jy ! Component: 550 - total flux cleaned = -0.00375726 Jy ! Component: 600 - total flux cleaned = -0.00391521 Jy ! Component: 650 - total flux cleaned = -0.00391579 Jy ! Component: 700 - total flux cleaned = -0.00395405 Jy ! Component: 750 - total flux cleaned = -0.00409757 Jy ! Component: 800 - total flux cleaned = -0.00420221 Jy ! Component: 850 - total flux cleaned = -0.00437145 Jy ! Component: 900 - total flux cleaned = -0.00443647 Jy ! Component: 950 - total flux cleaned = -0.00437282 Jy ! Component: 1000 - total flux cleaned = -0.00440446 Jy ! Component: 1050 - total flux cleaned = -0.00437552 Jy ! Component: 1100 - total flux cleaned = -0.00446467 Jy ! Component: 1150 - total flux cleaned = -0.00449319 Jy ! Component: 1200 - total flux cleaned = -0.00435299 Jy ! Component: 1250 - total flux cleaned = -0.0045194 Jy ! Component: 1300 - total flux cleaned = -0.00457241 Jy ! Component: 1350 - total flux cleaned = -0.00451995 Jy ! Component: 1400 - total flux cleaned = -0.00452071 Jy ! Component: 1450 - total flux cleaned = -0.0044955 Jy ! Component: 1500 - total flux cleaned = -0.00454492 Jy ! Component: 1550 - total flux cleaned = -0.00452044 Jy ! Component: 1600 - total flux cleaned = -0.00442492 Jy ! Component: 1650 - total flux cleaned = -0.00433154 Jy ! Component: 1700 - total flux cleaned = -0.00421798 Jy ! Component: 1750 - total flux cleaned = -0.00415121 Jy ! Component: 1800 - total flux cleaned = -0.00408512 Jy ! Component: 1850 - total flux cleaned = -0.00404178 Jy ! Component: 1900 - total flux cleaned = -0.00391486 Jy ! Component: 1950 - total flux cleaned = -0.00381088 Jy ! Component: 2000 - total flux cleaned = -0.00370877 Jy ! Component: 2050 - total flux cleaned = -0.00362836 Jy ! Component: 2100 - total flux cleaned = -0.0035691 Jy ! Component: 2150 - total flux cleaned = -0.00341468 Jy ! Component: 2200 - total flux cleaned = -0.00339569 Jy ! Component: 2250 - total flux cleaned = -0.00326414 Jy ! Component: 2300 - total flux cleaned = -0.00313582 Jy ! Component: 2350 - total flux cleaned = -0.00304487 Jy ! Component: 2400 - total flux cleaned = -0.00293821 Jy ! Component: 2450 - total flux cleaned = -0.0028513 Jy ! Component: 2500 - total flux cleaned = -0.00285126 Jy ! Component: 2550 - total flux cleaned = -0.00273259 Jy ! Component: 2600 - total flux cleaned = -0.00269983 Jy ! Component: 2650 - total flux cleaned = -0.00263434 Jy ! Component: 2700 - total flux cleaned = -0.00263437 Jy ! Component: 2750 - total flux cleaned = -0.00263414 Jy ! Component: 2800 - total flux cleaned = -0.00258676 Jy ! Component: 2850 - total flux cleaned = -0.00252463 Jy ! Component: 2900 - total flux cleaned = -0.00250904 Jy ! Component: 2950 - total flux cleaned = -0.00238859 Jy ! Component: 3000 - total flux cleaned = -0.00235889 Jy ! Component: 3050 - total flux cleaned = -0.00235876 Jy ! Component: 3100 - total flux cleaned = -0.00228658 Jy ! Component: 3150 - total flux cleaned = -0.00231478 Jy ! Component: 3200 - total flux cleaned = -0.00228655 Jy ! Component: 3250 - total flux cleaned = -0.00225879 Jy ! Component: 3300 - total flux cleaned = -0.00225861 Jy ! Component: 3350 - total flux cleaned = -0.00223183 Jy ! Component: 3400 - total flux cleaned = -0.00219221 Jy ! Component: 3450 - total flux cleaned = -0.00225764 Jy ! Component: 3500 - total flux cleaned = -0.00224491 Jy ! Component: 3550 - total flux cleaned = -0.00227022 Jy ! Component: 3600 - total flux cleaned = -0.00224502 Jy ! Component: 3650 - total flux cleaned = -0.00224519 Jy ! Component: 3700 - total flux cleaned = -0.00229435 Jy ! Component: 3750 - total flux cleaned = -0.00228226 Jy ! Component: 3800 - total flux cleaned = -0.0022584 Jy ! Component: 3850 - total flux cleaned = -0.00228203 Jy ! Component: 3900 - total flux cleaned = -0.00228209 Jy ! Component: 3950 - total flux cleaned = -0.00229361 Jy ! Component: 4000 - total flux cleaned = -0.00228221 Jy ! Component: 4050 - total flux cleaned = -0.00224842 Jy ! Total flux subtracted in 4096 components = -0.00223734 Jy ! Clean residual min=-0.000617 max=0.000597 Jy/beam ! Clean residual mean=0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.472817 Jy keep ! Adding 336 model components to the UV plane model. ! The established model now contains 581 components and 0.472817 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1553+1256_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.59 x 4.447 at -18.94 degrees (North through East) ! Clean map min=-0.0022753 max=0.23806 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1553+1256_X_map.fits wmodel /vlbi/uf001/uva//J1553+1256_X_map.mod ! Writing 581 model components to file: /vlbi/uf001/uva//J1553+1256_X_map.mod wobs /vlbi/uf001/uva//J1553+1256_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1553+1256_X_uvs.fits wwins /vlbi/uf001/uva//J1553+1256_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1553+1256_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.238061 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000215828 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.271983 0.271983 0.543965 1.08793 2.17586 4.35172 8.70345 17.4069 34.8138 69.6276 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.238 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1103.01 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1553+1256_X_dfm.log closed on Mon Jan 14 03:29:35 2019