! Started logfile: /vlbi/uf001/uva//J1228+4858_X_dfm.log on Mon Jan 14 01:53:27 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//J1228+4858_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1228+4858_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.855247 visibilities/baseline/integration-bin. ! Found source: J1228+4858 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 33252 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 J1228+4858_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 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.020337Jy sigma=22.954916 ! Fit after self-cal, rms=0.802117Jy sigma=17.966488 ! 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=0.8951 mas, bmaj=0.9981 mas, bpa=-24.75 degrees ! Estimated noise=0.376497 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 = 0.15025 Jy ! Component: 100 - total flux cleaned = 0.184602 Jy ! Total flux subtracted in 100 components = 0.184602 Jy ! Clean residual min=-0.008069 max=0.014396 Jy/beam ! Clean residual mean=0.000036 rms=0.001915 Jy/beam ! Combined flux in latest and established models = 0.184602 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.184602 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=0.074354Jy sigma=1.570039 ! Fit after self-cal, rms=0.074318Jy sigma=1.569070 ! Inverting map ! Added new window around map position (-1.6, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158885 Jy ! Component: 100 - total flux cleaned = 0.0253325 Jy ! Total flux subtracted in 100 components = 0.0253325 Jy ! Clean residual min=-0.007501 max=0.012676 Jy/beam ! Clean residual mean=0.000027 rms=0.001658 Jy/beam ! Combined flux in latest and established models = 0.209935 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.209935 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=0.069681Jy sigma=1.461150 ! Fit after self-cal, rms=0.069513Jy sigma=1.456988 ! Inverting map ! Added new window around map position (1.6, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00970872 Jy ! Component: 100 - total flux cleaned = 0.015033 Jy ! Total flux subtracted in 100 components = 0.015033 Jy ! Clean residual min=-0.007637 max=0.008192 Jy/beam ! Clean residual mean=0.000022 rms=0.001514 Jy/beam ! Combined flux in latest and established models = 0.224968 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 21 components and 0.224968 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=0.067226Jy sigma=1.408362 ! Fit after self-cal, rms=0.067173Jy sigma=1.407029 ! 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=1.166 mas, bmaj=1.281 mas, bpa=-9.488 degrees ! Estimated noise=0.175582 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, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0113359 Jy ! Component: 100 - total flux cleaned = 0.0190123 Jy ! Component: 150 - total flux cleaned = 0.024068 Jy ! Component: 200 - total flux cleaned = 0.0261314 Jy ! Total flux subtracted in 200 components = 0.0261314 Jy ! Clean residual min=-0.007342 max=0.008895 Jy/beam ! Clean residual mean=0.000028 rms=0.001585 Jy/beam ! Combined flux in latest and established models = 0.251099 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 47 components and 0.251099 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=0.064666Jy sigma=1.349725 ! Fit after self-cal, rms=0.064594Jy sigma=1.347761 ! Inverting map ! Added new window around map position (-2.2, 17.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0075369 Jy ! Component: 100 - total flux cleaned = 0.011587 Jy ! Component: 150 - total flux cleaned = 0.0131907 Jy ! Component: 200 - total flux cleaned = 0.0150125 Jy ! Total flux subtracted in 200 components = 0.0150125 Jy ! Clean residual min=-0.006590 max=0.008086 Jy/beam ! Clean residual mean=0.000008 rms=0.001467 Jy/beam ! Combined flux in latest and established models = 0.266112 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 69 components and 0.266112 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=0.063422Jy sigma=1.323078 ! Fit after self-cal, rms=0.063334Jy sigma=1.320683 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.166 x 1.281 at -9.488 degrees (North through East) ! Clean map min=-0.006356 max=0.19275 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.06 HN 1.11 KP 1.01 ! LA 1.02 MK 1.04 NL 1.02 OV 0.92 ! PT 0.90 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.05 HN 1.14 KP 1.03 ! LA 1.01 MK 1.02 NL 1.02 OV 0.93 ! PT 0.90 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 1.13 KP 1.03 ! LA 0.99 MK 1.03 NL 1.01 OV 0.91 ! PT 0.89 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.06 HN 1.11 KP 1.02 ! LA 0.99 MK 1.00 NL 1.02 OV 0.93 ! PT 0.92 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.12 KP 1.04 ! LA 1.01 MK 1.03 NL 1.03 OV 0.92 ! PT 0.89 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 1.11 KP 1.03 ! LA 1.01 MK 1.04 NL 1.03 OV 0.94 ! PT 0.88 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 1.11 KP 1.02 ! LA 1.00 MK 1.04 NL 1.03 OV 0.94 ! PT 0.89 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 1.11 KP 1.04 ! LA 1.00 MK 1.03 NL 1.03 OV 0.92 ! PT 0.88 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 1.11 KP 1.02 ! LA 1.01 MK 1.01 NL 1.01 OV 0.92 ! PT 0.90 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 1.11 KP 1.02 ! LA 1.01 MK 1.02 NL 1.00 OV 0.92 ! PT 0.87 SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 1.10 KP 1.02 ! LA 1.00 MK 1.05 NL 1.02 OV 0.92 ! PT 0.89 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 1.12 KP 1.05 ! LA 1.00 MK 1.05 NL 0.99 OV 0.92 ! PT 0.89 SC 0.92 ! ! ! Fit before self-cal, rms=0.063334Jy sigma=1.320683 ! Fit after self-cal, rms=0.062074Jy sigma=1.265341 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.165 mas, bmaj=1.281 mas, bpa=-3.667 degrees ! Estimated noise=0.175626 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 = -0.00275782 Jy ! Component: 100 - total flux cleaned = -0.00275745 Jy ! Component: 150 - total flux cleaned = -0.003018 Jy ! Component: 200 - total flux cleaned = -0.0032465 Jy ! Total flux subtracted in 200 components = -0.0032465 Jy ! Clean residual min=-0.005265 max=0.005189 Jy/beam ! Clean residual mean=-0.000006 rms=0.001101 Jy/beam ! Combined flux in latest and established models = 0.262865 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 87 components and 0.262865 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=0.061717Jy sigma=1.259327 ! Fit after self-cal, rms=0.061754Jy sigma=1.258975 ! 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=0.061754Jy sigma=1.258975 ! Fit after self-cal, rms=0.062172Jy sigma=1.190915 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.166 mas, bmaj=1.283 mas, bpa=-8.929 degrees ! Estimated noise=0.177299 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00174333 Jy ! Component: 100 - total flux cleaned = -0.00342603 Jy ! Component: 150 - total flux cleaned = -0.00463943 Jy ! Component: 200 - total flux cleaned = -0.00527396 Jy ! Total flux subtracted in 200 components = -0.00527396 Jy ! Clean residual min=-0.002407 max=0.002658 Jy/beam ! Clean residual mean=0.000003 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.257591 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 102 components and 0.257591 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=0.061820Jy sigma=1.182921 ! Fit after self-cal, rms=0.061842Jy sigma=1.182393 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 (7, -17.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122262 Jy ! Component: 100 - total flux cleaned = 0.000791716 Jy ! Component: 150 - total flux cleaned = 0.000472726 Jy ! Component: 200 - total flux cleaned = 0.000296939 Jy ! Total flux subtracted in 200 components = 0.000296939 Jy ! Clean residual min=-0.002190 max=0.002158 Jy/beam ! Clean residual mean=0.000004 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.257888 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 114 components and 0.257888 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=0.061668Jy sigma=1.178567 ! Fit after self-cal, rms=0.061660Jy sigma=1.178444 ! Inverting map ! Added new window around map position (-2.8, -16.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115318 Jy ! Component: 100 - total flux cleaned = 0.000812335 Jy ! Component: 150 - total flux cleaned = 0.00065521 Jy ! Component: 200 - total flux cleaned = 0.000505946 Jy ! Total flux subtracted in 200 components = 0.000505946 Jy ! Clean residual min=-0.002011 max=0.001936 Jy/beam ! Clean residual mean=0.000002 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.258394 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 124 components and 0.258394 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=0.061548Jy sigma=1.175985 ! Fit after self-cal, rms=0.061541Jy sigma=1.175909 ! 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=0.061541Jy sigma=1.175909 ! Fit after self-cal, rms=0.061963Jy sigma=1.174058 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.165 mas, bmaj=1.28 mas, bpa=-9.069 degrees ! Estimated noise=0.177011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00157881 Jy ! Component: 100 - total flux cleaned = -0.00251127 Jy ! Component: 150 - total flux cleaned = -0.00318998 Jy ! Component: 200 - total flux cleaned = -0.00354495 Jy ! Total flux subtracted in 200 components = -0.00354495 Jy ! Clean residual min=-0.001845 max=0.001778 Jy/beam ! Clean residual mean=0.000002 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.254849 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 131 components and 0.254849 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=0.061823Jy sigma=1.171281 ! Fit after self-cal, rms=0.061820Jy sigma=1.171191 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 = -0.000224685 Jy ! Component: 100 - total flux cleaned = -0.00040481 Jy ! Component: 150 - total flux cleaned = -0.000488568 Jy ! Component: 200 - total flux cleaned = -0.000528615 Jy ! Total flux subtracted in 200 components = -0.000528615 Jy ! Clean residual min=-0.001773 max=0.001632 Jy/beam ! Clean residual mean=0.000003 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.25432 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 141 components and 0.25432 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=0.061757Jy sigma=1.169899 ! Fit after self-cal, rms=0.061754Jy sigma=1.169871 ! 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=0.061754Jy sigma=1.169871 ! Fit after self-cal, rms=0.062044Jy sigma=1.169180 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.319 mas, bmaj=2.339 mas, bpa=8.576 degrees ! Estimated noise=0.215694 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0016789 Jy ! Component: 100 - total flux cleaned = -0.00251583 Jy ! Component: 150 - total flux cleaned = -0.0032045 Jy ! Component: 200 - total flux cleaned = -0.00355356 Jy ! Total flux subtracted in 200 components = -0.00355356 Jy ! Clean residual min=-0.001762 max=0.001820 Jy/beam ! Clean residual mean=0.000010 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.250767 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 153 components and 0.250767 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=0.062015Jy sigma=1.168346 ! Fit after self-cal, rms=0.062017Jy sigma=1.168290 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 = -0.000319688 Jy ! Component: 100 - total flux cleaned = -0.000638967 Jy ! Component: 150 - total flux cleaned = -0.0008771 Jy ! Component: 200 - total flux cleaned = -0.000986031 Jy ! Total flux subtracted in 200 components = -0.000986031 Jy ! Clean residual min=-0.001685 max=0.001775 Jy/beam ! Clean residual mean=0.000013 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.249781 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 162 components and 0.249781 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=0.062010Jy sigma=1.168126 ! Fit after self-cal, rms=0.062009Jy sigma=1.168103 ! 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=1.164 mas, bmaj=1.278 mas, bpa=-9.042 degrees ! Estimated noise=0.176739 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.164 x 1.278 at -9.042 degrees (North through East) ! Clean map min=-0.0030405 max=0.19418 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8923 mas, bmaj=0.9865 mas, bpa=-22.64 degrees ! Estimated noise=0.380248 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.151565 Jy ! Component: 100 - total flux cleaned = 0.187473 Jy ! Component: 150 - total flux cleaned = 0.2025 Jy ! Component: 200 - total flux cleaned = 0.210795 Jy ! Total flux subtracted in 200 components = 0.210795 Jy ! Clean residual min=-0.003005 max=0.004591 Jy/beam ! Clean residual mean=0.000020 rms=0.000756 Jy/beam ! Combined flux in latest and established models = 0.210795 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.210795 Jy ! Inverting map and beam ! Estimated beam: bmin=1.164 mas, bmaj=1.278 mas, bpa=-9.042 degrees ! Estimated noise=0.176739 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 = 0.00955431 Jy ! Component: 100 - total flux cleaned = 0.0153225 Jy ! Component: 150 - total flux cleaned = 0.0195206 Jy ! Component: 200 - total flux cleaned = 0.0227619 Jy ! Total flux subtracted in 200 components = 0.0227619 Jy ! Clean residual min=-0.001911 max=0.002253 Jy/beam ! Clean residual mean=0.000023 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.233557 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 55 components and 0.233557 Jy ! Inverting map ! Added new window around map position (0, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00268996 Jy ! Component: 100 - total flux cleaned = 0.00490212 Jy ! Component: 150 - total flux cleaned = 0.00663969 Jy ! Component: 200 - total flux cleaned = 0.00802773 Jy ! Total flux subtracted in 200 components = 0.00802773 Jy ! Clean residual min=-0.001689 max=0.001703 Jy/beam ! Clean residual mean=0.000015 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.241585 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 81 components and 0.241585 Jy ! Inverting map ! Added new window around map position (2.4, 16.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158624 Jy ! Component: 100 - total flux cleaned = 0.00242314 Jy ! Component: 150 - total flux cleaned = 0.00318174 Jy ! Component: 200 - total flux cleaned = 0.00378783 Jy ! Total flux subtracted in 200 components = 0.00378783 Jy ! Clean residual min=-0.001594 max=0.001413 Jy/beam ! Clean residual mean=0.000010 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.245372 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 103 components and 0.245372 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=2.319 mas, bmaj=2.339 mas, bpa=8.576 degrees ! Estimated noise=0.215694 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173335 Jy ! Component: 100 - total flux cleaned = 0.0025997 Jy ! Component: 150 - total flux cleaned = 0.00306509 Jy ! Component: 200 - total flux cleaned = 0.00351372 Jy ! Total flux subtracted in 200 components = 0.00351372 Jy ! Clean residual min=-0.001664 max=0.001618 Jy/beam ! Clean residual mean=0.000014 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.248886 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 = 0.000369262 Jy ! Component: 100 - total flux cleaned = 0.00058253 Jy ! Component: 150 - total flux cleaned = 0.000695833 Jy ! Component: 200 - total flux cleaned = 0.000801006 Jy ! Total flux subtracted in 200 components = 0.000801006 Jy ! Clean residual min=-0.001627 max=0.001550 Jy/beam ! Clean residual mean=0.000011 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.249687 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 155 components and 0.249687 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.164 mas, bmaj=1.278 mas, bpa=-9.042 degrees ! Estimated noise=0.176739 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.52884e-05 Jy ! Component: 100 - total flux cleaned = 0.000176913 Jy ! Component: 150 - total flux cleaned = 0.000371192 Jy ! Component: 200 - total flux cleaned = 0.000475761 Jy ! Total flux subtracted in 200 components = 0.000475761 Jy ! Clean residual min=-0.001511 max=0.001422 Jy/beam ! Clean residual mean=0.000004 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.250163 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 177 components and 0.250163 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=0.061873Jy sigma=1.164475 ! Fit after self-cal, rms=0.061839Jy sigma=1.164206 wmodel J1228+4858_X_map.mod ! Writing 177 model components to file: J1228+4858_X_map.mod wobs J1228+4858_X_uvs.fits ! Writing UV FITS file: J1228+4858_X_uvs.fits wwins J1228+4858_X_map.win ! wwins: Wrote 9 windows to J1228+4858_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 = -9.36413e-05 Jy ! Component: 100 - total flux cleaned = -2.73057e-05 Jy ! Component: 150 - total flux cleaned = -7.02996e-05 Jy ! Component: 200 - total flux cleaned = -7.01995e-05 Jy ! Component: 250 - total flux cleaned = -8.91213e-05 Jy ! Component: 300 - total flux cleaned = -0.000146546 Jy ! Component: 350 - total flux cleaned = -0.000221415 Jy ! Component: 400 - total flux cleaned = -0.000294869 Jy ! Component: 450 - total flux cleaned = -0.00031265 Jy ! Component: 500 - total flux cleaned = -0.000348002 Jy ! Component: 550 - total flux cleaned = -0.000365695 Jy ! Component: 600 - total flux cleaned = -0.000433765 Jy ! Component: 650 - total flux cleaned = -0.000483824 Jy ! Component: 700 - total flux cleaned = -0.000499986 Jy ! Component: 750 - total flux cleaned = -0.000500063 Jy ! Component: 800 - total flux cleaned = -0.000579213 Jy ! Component: 850 - total flux cleaned = -0.000563461 Jy ! Component: 900 - total flux cleaned = -0.000625466 Jy ! Component: 950 - total flux cleaned = -0.000625638 Jy ! Component: 1000 - total flux cleaned = -0.00067119 Jy ! Component: 1050 - total flux cleaned = -0.000715873 Jy ! Component: 1100 - total flux cleaned = -0.000745288 Jy ! Component: 1150 - total flux cleaned = -0.000774169 Jy ! Component: 1200 - total flux cleaned = -0.000802635 Jy ! Component: 1250 - total flux cleaned = -0.00081668 Jy ! Component: 1300 - total flux cleaned = -0.000830542 Jy ! Component: 1350 - total flux cleaned = -0.000844408 Jy ! Component: 1400 - total flux cleaned = -0.000899073 Jy ! Component: 1450 - total flux cleaned = -0.000912835 Jy ! Component: 1500 - total flux cleaned = -0.000979466 Jy ! Component: 1550 - total flux cleaned = -0.000939833 Jy ! Component: 1600 - total flux cleaned = -0.000992191 Jy ! Component: 1650 - total flux cleaned = -0.000966428 Jy ! Component: 1700 - total flux cleaned = -0.00101774 Jy ! Component: 1750 - total flux cleaned = -0.00105588 Jy ! Component: 1800 - total flux cleaned = -0.00104324 Jy ! Component: 1850 - total flux cleaned = -0.000993486 Jy ! Component: 1900 - total flux cleaned = -0.001043 Jy ! Component: 1950 - total flux cleaned = -0.00106752 Jy ! Component: 2000 - total flux cleaned = -0.00106757 Jy ! Component: 2050 - total flux cleaned = -0.00101944 Jy ! Component: 2100 - total flux cleaned = -0.00103133 Jy ! Component: 2150 - total flux cleaned = -0.0010313 Jy ! Component: 2200 - total flux cleaned = -0.00107821 Jy ! Component: 2250 - total flux cleaned = -0.00112467 Jy ! Component: 2300 - total flux cleaned = -0.00113616 Jy ! Component: 2350 - total flux cleaned = -0.0011363 Jy ! Component: 2400 - total flux cleaned = -0.00115897 Jy ! Component: 2450 - total flux cleaned = -0.00118162 Jy ! Component: 2500 - total flux cleaned = -0.00122655 Jy ! Component: 2550 - total flux cleaned = -0.00125981 Jy ! Component: 2600 - total flux cleaned = -0.00125988 Jy ! Component: 2650 - total flux cleaned = -0.00129271 Jy ! Component: 2700 - total flux cleaned = -0.00133619 Jy ! Component: 2750 - total flux cleaned = -0.00130369 Jy ! Component: 2800 - total flux cleaned = -0.00132523 Jy ! Component: 2850 - total flux cleaned = -0.00134655 Jy ! Component: 2900 - total flux cleaned = -0.00137844 Jy ! Component: 2950 - total flux cleaned = -0.00139945 Jy ! Component: 3000 - total flux cleaned = -0.00144133 Jy ! Component: 3050 - total flux cleaned = -0.00143088 Jy ! Component: 3100 - total flux cleaned = -0.00147223 Jy ! Component: 3150 - total flux cleaned = -0.00147217 Jy ! Component: 3200 - total flux cleaned = -0.00154351 Jy ! Component: 3250 - total flux cleaned = -0.00154346 Jy ! Component: 3300 - total flux cleaned = -0.00153341 Jy ! Component: 3350 - total flux cleaned = -0.00151352 Jy ! Component: 3400 - total flux cleaned = -0.00155333 Jy ! Component: 3450 - total flux cleaned = -0.00156322 Jy ! Component: 3500 - total flux cleaned = -0.00159273 Jy ! Component: 3550 - total flux cleaned = -0.00156333 Jy ! Component: 3600 - total flux cleaned = -0.00162171 Jy ! Component: 3650 - total flux cleaned = -0.00162167 Jy ! Component: 3700 - total flux cleaned = -0.00163114 Jy ! Component: 3750 - total flux cleaned = -0.00164072 Jy ! Component: 3800 - total flux cleaned = -0.00165019 Jy ! Component: 3850 - total flux cleaned = -0.00167846 Jy ! Component: 3900 - total flux cleaned = -0.00166908 Jy ! Component: 3950 - total flux cleaned = -0.00167848 Jy ! Component: 4000 - total flux cleaned = -0.0017527 Jy ! Component: 4050 - total flux cleaned = -0.00170658 Jy ! Total flux subtracted in 4096 components = -0.00176169 Jy ! Clean residual min=-0.000581 max=0.000488 Jy/beam ! Clean residual mean=0.000000 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.248401 Jy keep ! Adding 360 model components to the UV plane model. ! The established model now contains 537 components and 0.248401 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1228+4858_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.164 x 1.278 at -9.042 degrees (North through East) ! Clean map min=-0.0011449 max=0.19716 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1228+4858_X_map.fits wmodel /vlbi/uf001/uva//J1228+4858_X_map.mod ! Writing 537 model components to file: /vlbi/uf001/uva//J1228+4858_X_map.mod wobs /vlbi/uf001/uva//J1228+4858_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1228+4858_X_uvs.fits wwins /vlbi/uf001/uva//J1228+4858_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J1228+4858_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.19716 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000160952 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.244906 0.244906 0.489812 0.979624 1.95925 3.9185 7.83699 15.674 31.348 62.6959 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.197 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1224.96 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1228+4858_X_dfm.log closed on Mon Jan 14 01:53:34 2019