! Started logfile: /vlbi/uf001/uva//J1850+4959_X_dfm.log on Mon Jan 14 04:49:19 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//J1850+4959_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1850+4959_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.872531 visibilities/baseline/integration-bin. ! Found source: J1850+4959 ! ! 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 33924 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 J1850+4959_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002077Jy sigma=23.482758 ! Fit after self-cal, rms=0.942117Jy sigma=22.061194 ! 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=0.7044 mas, bmaj=1.12 mas, bpa=-14.94 degrees ! Estimated noise=0.360267 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 = 0.0458147 Jy ! Component: 100 - total flux cleaned = 0.0559401 Jy ! Total flux subtracted in 100 components = 0.0559401 Jy ! Clean residual min=-0.002404 max=0.003361 Jy/beam ! Clean residual mean=0.000001 rms=0.000577 Jy/beam ! Combined flux in latest and established models = 0.0559401 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0559401 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=0.056332Jy sigma=1.242866 ! Fit after self-cal, rms=0.055440Jy sigma=1.221629 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00385542 Jy ! Component: 100 - total flux cleaned = 0.00555058 Jy ! Total flux subtracted in 100 components = 0.00555058 Jy ! Clean residual min=-0.002297 max=0.003048 Jy/beam ! Clean residual mean=0.000000 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.0614907 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 0.0614907 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=0.055186Jy sigma=1.213701 ! Fit after self-cal, rms=0.055188Jy sigma=1.213616 ! 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=0.9337 mas, bmaj=1.42 mas, bpa=-14.33 degrees ! Estimated noise=0.166313 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 (1.4, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0028069 Jy ! Component: 100 - total flux cleaned = 0.0035614 Jy ! Component: 150 - total flux cleaned = 0.0040784 Jy ! Component: 200 - total flux cleaned = 0.00450095 Jy ! Total flux subtracted in 200 components = 0.00450095 Jy ! Clean residual min=-0.001625 max=0.002131 Jy/beam ! Clean residual mean=-0.000002 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.0659917 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 30 components and 0.0659916 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=0.055025Jy sigma=1.209475 ! Fit after self-cal, rms=0.055007Jy sigma=1.208982 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9337 x 1.42 at -14.33 degrees (North through East) ! Clean map min=-0.0014642 max=0.059638 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.95 HN 1.08 KP 1.07 ! LA 0.97 MK 1.07 NL 1.02 OV 0.91 ! PT 0.97 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.99 KP 1.06 ! LA 0.99 MK 1.04 NL 1.05 OV 0.93 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 1.01 KP 1.01 ! LA 0.98 MK 1.06 NL 1.08 OV 0.93 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 1.03 KP 1.05 ! LA 0.97 MK 1.06 NL 1.08 OV 0.96 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 1.03 KP 1.03 ! LA 1.00 MK 1.03 NL 1.07 OV 0.91 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 1.03 KP 1.03 ! LA 0.96 MK 1.05 NL 1.03 OV 0.96 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 1.03 KP 1.05 ! LA 0.98 MK 1.07 NL 1.02 OV 0.96 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.99 KP 1.07 ! LA 1.00 MK 1.04 NL 1.01 OV 0.91 ! PT 0.99 SC 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 1.04 KP 1.10 ! LA 0.94 MK 1.01 NL 1.00 OV 0.87 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 1.00 KP 1.08 ! LA 0.98 MK 1.01 NL 1.05 OV 0.92 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 1.07 KP 1.01 ! LA 0.93 MK 1.04 NL 1.10 OV 0.86 ! PT 1.00 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.99 KP 1.03 ! LA 0.96 MK 0.98 NL 1.05 OV 0.92 ! PT 0.93 SC 0.91 ! ! ! Fit before self-cal, rms=0.055007Jy sigma=1.208982 ! Fit after self-cal, rms=0.055091Jy sigma=1.204126 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9383 mas, bmaj=1.425 mas, bpa=-13.44 degrees ! Estimated noise=0.165767 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 (2.4, -36). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0011214 Jy ! Component: 100 - total flux cleaned = 0.0010925 Jy ! Component: 150 - total flux cleaned = 0.00104179 Jy ! Component: 200 - total flux cleaned = 0.000995429 Jy ! Total flux subtracted in 200 components = 0.000995429 Jy ! Clean residual min=-0.001147 max=0.001263 Jy/beam ! Clean residual mean=-0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0669871 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 52 components and 0.0669871 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=0.055043Jy sigma=1.203166 ! Fit after self-cal, rms=0.055097Jy sigma=1.202802 ! 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=0.055097Jy sigma=1.202802 ! Fit after self-cal, rms=0.056595Jy sigma=1.197476 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.94 mas, bmaj=1.42 mas, bpa=-14.39 degrees ! Estimated noise=0.166097 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.0899e-05 Jy ! Component: 100 - total flux cleaned = 0.000195 Jy ! Component: 150 - total flux cleaned = 0.000290388 Jy ! Component: 200 - total flux cleaned = 0.000340423 Jy ! Total flux subtracted in 200 components = 0.000340423 Jy ! Clean residual min=-0.000932 max=0.000866 Jy/beam ! Clean residual mean=-0.000003 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0673275 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 70 components and 0.0673275 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=0.056579Jy sigma=1.197108 ! Fit after self-cal, rms=0.056612Jy sigma=1.196892 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 = 0.000100262 Jy ! Component: 100 - total flux cleaned = 0.000171889 Jy ! Component: 150 - total flux cleaned = 0.000210707 Jy ! Component: 200 - total flux cleaned = 0.000246497 Jy ! Total flux subtracted in 200 components = 0.000246497 Jy ! Clean residual min=-0.000906 max=0.000839 Jy/beam ! Clean residual mean=-0.000003 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.067574 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 77 components and 0.067574 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=0.056605Jy sigma=1.196752 ! Fit after self-cal, rms=0.056604Jy sigma=1.196744 ! 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=0.056604Jy sigma=1.196744 ! Fit after self-cal, rms=0.056769Jy sigma=1.196643 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9401 mas, bmaj=1.419 mas, bpa=-14.49 degrees ! Estimated noise=0.165913 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.76392e-05 Jy ! Component: 100 - total flux cleaned = 7.10059e-06 Jy ! Component: 150 - total flux cleaned = 4.43287e-05 Jy ! Component: 200 - total flux cleaned = 7.81006e-05 Jy ! Total flux subtracted in 200 components = 7.81006e-05 Jy ! Clean residual min=-0.000880 max=0.000848 Jy/beam ! Clean residual mean=-0.000003 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0676521 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 78 components and 0.0676521 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=0.056763Jy sigma=1.196513 ! Fit after self-cal, rms=0.056767Jy sigma=1.196507 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 = 3.27388e-05 Jy ! Component: 100 - total flux cleaned = 6.28989e-05 Jy ! Component: 150 - total flux cleaned = 8.18174e-05 Jy ! Component: 200 - total flux cleaned = 9.05451e-05 Jy ! Total flux subtracted in 200 components = 9.05451e-05 Jy ! Clean residual min=-0.000871 max=0.000825 Jy/beam ! Clean residual mean=-0.000003 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0677426 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 82 components and 0.0677426 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=0.056764Jy sigma=1.196437 ! Fit after self-cal, rms=0.056763Jy sigma=1.196437 ! 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=0.056763Jy sigma=1.196437 ! Fit after self-cal, rms=0.056810Jy sigma=1.196411 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.216 mas, bmaj=2.563 mas, bpa=-22.62 degrees ! Estimated noise=0.208345 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000258846 Jy ! Component: 100 - total flux cleaned = 0.000221895 Jy ! Component: 150 - total flux cleaned = 0.000232444 Jy ! Component: 200 - total flux cleaned = 0.000232409 Jy ! Total flux subtracted in 200 components = 0.000232409 Jy ! Clean residual min=-0.000966 max=0.001051 Jy/beam ! Clean residual mean=-0.000007 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.067975 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 94 components and 0.067975 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=0.056810Jy sigma=1.196391 ! Fit after self-cal, rms=0.056811Jy sigma=1.196382 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 = -1.44916e-05 Jy ! Component: 100 - total flux cleaned = -1.43996e-05 Jy ! Component: 150 - total flux cleaned = -1.42019e-05 Jy ! Component: 200 - total flux cleaned = -1.41882e-05 Jy ! Total flux subtracted in 200 components = -1.41882e-05 Jy ! Clean residual min=-0.000967 max=0.001048 Jy/beam ! Clean residual mean=-0.000007 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0679609 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 98 components and 0.0679609 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=0.056810Jy sigma=1.196384 ! Fit after self-cal, rms=0.056810Jy sigma=1.196383 ! 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=0.9405 mas, bmaj=1.418 mas, bpa=-14.45 degrees ! Estimated noise=0.165824 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9405 x 1.418 at -14.45 degrees (North through East) ! Clean map min=-0.0007751 max=0.059273 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=0.7085 mas, bmaj=1.118 mas, bpa=-15.16 degrees ! Estimated noise=0.359335 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0461552 Jy ! Component: 100 - total flux cleaned = 0.0563181 Jy ! Component: 150 - total flux cleaned = 0.0598774 Jy ! Component: 200 - total flux cleaned = 0.0617368 Jy ! Total flux subtracted in 200 components = 0.0617368 Jy ! Clean residual min=-0.001951 max=0.002324 Jy/beam ! Clean residual mean=-0.000000 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.0617368 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 0.0617368 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9405 mas, bmaj=1.418 mas, bpa=-14.45 degrees ! Estimated noise=0.165824 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 = 0.00206752 Jy ! Component: 100 - total flux cleaned = 0.00324831 Jy ! Component: 150 - total flux cleaned = 0.00409175 Jy ! Component: 200 - total flux cleaned = 0.00461592 Jy ! Total flux subtracted in 200 components = 0.00461592 Jy ! Clean residual min=-0.000822 max=0.000944 Jy/beam ! Clean residual mean=-0.000003 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0663528 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 38 components and 0.0663528 Jy ! Inverting map ! Added new window around map position (3.8, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000924531 Jy ! Component: 100 - total flux cleaned = 0.00139321 Jy ! Component: 150 - total flux cleaned = 0.00160467 Jy ! Component: 200 - total flux cleaned = 0.00177787 Jy ! Total flux subtracted in 200 components = 0.00177787 Jy ! Clean residual min=-0.000839 max=0.000768 Jy/beam ! Clean residual mean=-0.000003 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0681306 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 60 components and 0.0681307 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=2.216 mas, bmaj=2.563 mas, bpa=-22.62 degrees ! Estimated noise=0.208345 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000395585 Jy ! Component: 100 - total flux cleaned = 0.000573367 Jy ! Component: 150 - total flux cleaned = 0.000707265 Jy ! Component: 200 - total flux cleaned = 0.000800151 Jy ! Total flux subtracted in 200 components = 0.000800151 Jy ! Clean residual min=-0.000911 max=0.001010 Jy/beam ! Clean residual mean=-0.000007 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0689308 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 = 3.65934e-05 Jy ! Component: 100 - total flux cleaned = 7.01337e-05 Jy ! Component: 150 - total flux cleaned = 7.80633e-05 Jy ! Component: 200 - total flux cleaned = 0.00010024 Jy ! Total flux subtracted in 200 components = 0.00010024 Jy ! Clean residual min=-0.000902 max=0.000975 Jy/beam ! Clean residual mean=-0.000007 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.069031 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 77 components and 0.069031 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9405 mas, bmaj=1.418 mas, bpa=-14.45 degrees ! Estimated noise=0.165824 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.69163e-05 Jy ! Component: 100 - total flux cleaned = -5.7172e-05 Jy ! Component: 150 - total flux cleaned = -6.87196e-05 Jy ! Component: 200 - total flux cleaned = -6.87492e-05 Jy ! Total flux subtracted in 200 components = -6.87492e-05 Jy ! Clean residual min=-0.000828 max=0.000732 Jy/beam ! Clean residual mean=-0.000003 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0689623 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 88 components and 0.0689623 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=0.056807Jy sigma=1.196289 ! Fit after self-cal, rms=0.056799Jy sigma=1.196223 wmodel J1850+4959_X_map.mod ! Writing 88 model components to file: J1850+4959_X_map.mod wobs J1850+4959_X_uvs.fits ! Writing UV FITS file: J1850+4959_X_uvs.fits wwins J1850+4959_X_map.win ! wwins: Wrote 4 windows to J1850+4959_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 = -0.000311605 Jy ! Component: 100 - total flux cleaned = -0.000393382 Jy ! Component: 150 - total flux cleaned = -0.000472389 Jy ! Component: 200 - total flux cleaned = -0.000574762 Jy ! Component: 250 - total flux cleaned = -0.00063679 Jy ! Component: 300 - total flux cleaned = -0.000697682 Jy ! Component: 350 - total flux cleaned = -0.000745512 Jy ! Component: 400 - total flux cleaned = -0.000757468 Jy ! Component: 450 - total flux cleaned = -0.000815113 Jy ! Component: 500 - total flux cleaned = -0.000837761 Jy ! Component: 550 - total flux cleaned = -0.000893837 Jy ! Component: 600 - total flux cleaned = -0.000948781 Jy ! Component: 650 - total flux cleaned = -0.000981407 Jy ! Component: 700 - total flux cleaned = -0.00104554 Jy ! Component: 750 - total flux cleaned = -0.00106673 Jy ! Component: 800 - total flux cleaned = -0.00111868 Jy ! Component: 850 - total flux cleaned = -0.00114941 Jy ! Component: 900 - total flux cleaned = -0.00115971 Jy ! Component: 950 - total flux cleaned = -0.00119994 Jy ! Component: 1000 - total flux cleaned = -0.00125958 Jy ! Component: 1050 - total flux cleaned = -0.0012989 Jy ! Component: 1100 - total flux cleaned = -0.00131823 Jy ! Component: 1150 - total flux cleaned = -0.00137607 Jy ! Component: 1200 - total flux cleaned = -0.00137595 Jy ! Component: 1250 - total flux cleaned = -0.00140442 Jy ! Component: 1300 - total flux cleaned = -0.00139503 Jy ! Component: 1350 - total flux cleaned = -0.00142293 Jy ! Component: 1400 - total flux cleaned = -0.00143222 Jy ! Component: 1450 - total flux cleaned = -0.00147789 Jy ! Component: 1500 - total flux cleaned = -0.0014959 Jy ! Component: 1550 - total flux cleaned = -0.00145988 Jy ! Component: 1600 - total flux cleaned = -0.00147767 Jy ! Component: 1650 - total flux cleaned = -0.00146005 Jy ! Component: 1700 - total flux cleaned = -0.00144273 Jy ! Component: 1750 - total flux cleaned = -0.00147735 Jy ! Component: 1800 - total flux cleaned = -0.00143429 Jy ! Component: 1850 - total flux cleaned = -0.00145127 Jy ! Component: 1900 - total flux cleaned = -0.00143428 Jy ! Component: 1950 - total flux cleaned = -0.00142598 Jy ! Component: 2000 - total flux cleaned = -0.00143435 Jy ! Component: 2050 - total flux cleaned = -0.00145092 Jy ! Component: 2100 - total flux cleaned = -0.00141799 Jy ! Component: 2150 - total flux cleaned = -0.00142615 Jy ! Component: 2200 - total flux cleaned = -0.00141805 Jy ! Component: 2250 - total flux cleaned = -0.00139392 Jy ! Component: 2300 - total flux cleaned = -0.00138599 Jy ! Component: 2350 - total flux cleaned = -0.00136207 Jy ! Component: 2400 - total flux cleaned = -0.00136207 Jy ! Component: 2450 - total flux cleaned = -0.00133066 Jy ! Component: 2500 - total flux cleaned = -0.00131507 Jy ! Component: 2550 - total flux cleaned = -0.00132288 Jy ! Component: 2600 - total flux cleaned = -0.00129206 Jy ! Component: 2650 - total flux cleaned = -0.00133044 Jy ! Component: 2700 - total flux cleaned = -0.00129995 Jy ! Component: 2750 - total flux cleaned = -0.00129245 Jy ! Component: 2800 - total flux cleaned = -0.00131497 Jy ! Component: 2850 - total flux cleaned = -0.00129987 Jy ! Component: 2900 - total flux cleaned = -0.00129242 Jy ! Component: 2950 - total flux cleaned = -0.00129985 Jy ! Component: 3000 - total flux cleaned = -0.00127777 Jy ! Component: 3050 - total flux cleaned = -0.00127779 Jy ! Component: 3100 - total flux cleaned = -0.00129234 Jy ! Component: 3150 - total flux cleaned = -0.00126338 Jy ! Component: 3200 - total flux cleaned = -0.00123465 Jy ! Component: 3250 - total flux cleaned = -0.00127753 Jy ! Component: 3300 - total flux cleaned = -0.00124904 Jy ! Component: 3350 - total flux cleaned = -0.00124899 Jy ! Component: 3400 - total flux cleaned = -0.00124894 Jy ! Component: 3450 - total flux cleaned = -0.00122089 Jy ! Component: 3500 - total flux cleaned = -0.00119306 Jy ! Component: 3550 - total flux cleaned = -0.00118614 Jy ! Component: 3600 - total flux cleaned = -0.00117231 Jy ! Component: 3650 - total flux cleaned = -0.00115859 Jy ! Component: 3700 - total flux cleaned = -0.00117224 Jy ! Component: 3750 - total flux cleaned = -0.0011586 Jy ! Component: 3800 - total flux cleaned = -0.00116531 Jy ! Component: 3850 - total flux cleaned = -0.00113165 Jy ! Component: 3900 - total flux cleaned = -0.00112498 Jy ! Component: 3950 - total flux cleaned = -0.00109832 Jy ! Component: 4000 - total flux cleaned = -0.00109829 Jy ! Component: 4050 - total flux cleaned = -0.0010917 Jy ! Total flux subtracted in 4096 components = -0.00109167 Jy ! Clean residual min=-0.000387 max=0.000369 Jy/beam ! Clean residual mean=-0.000001 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.0678706 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 375 components and 0.0678706 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1850+4959_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9405 x 1.418 at -14.45 degrees (North through East) ! Clean map min=-0.00060969 max=0.059329 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1850+4959_X_map.fits wmodel /vlbi/uf001/uva//J1850+4959_X_map.mod ! Writing 375 model components to file: /vlbi/uf001/uva//J1850+4959_X_map.mod wobs /vlbi/uf001/uva//J1850+4959_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1850+4959_X_uvs.fits wwins /vlbi/uf001/uva//J1850+4959_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1850+4959_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0593293 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000108894 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.550624 0.550624 1.10125 2.2025 4.40499 8.80999 17.62 35.2399 70.4799 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.059 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 544.836 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1850+4959_X_dfm.log closed on Mon Jan 14 04:49:24 2019