! Started logfile: /vlbi/uf001/uva//J2307+1901_X_a_dfm.log on Mon Jan 14 06:34:13 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//J2307+1901_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2307+1901_X_a_uva.fits ! AN table 1: 159 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.645982 visibilities/baseline/integration-bin. ! Found source: J2307+1901 ! ! 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 55464 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 J2307+1901_X_a] 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 546 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 546 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 546 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 546 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 546 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 546 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 546 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 546 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 546 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 546 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 546 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 546 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002411Jy sigma=23.308422 ! Fit after self-cal, rms=0.974083Jy sigma=22.676174 ! 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=0.6808 mas, bmaj=1.584 mas, bpa=-3.228 degrees ! Estimated noise=0.307899 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 = 0.0212445 Jy ! Component: 100 - total flux cleaned = 0.0258819 Jy ! Total flux subtracted in 100 components = 0.0258819 Jy ! Clean residual min=-0.001989 max=0.002313 Jy/beam ! Clean residual mean=0.000002 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.0258819 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0258819 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=0.057015Jy sigma=1.243543 ! Fit after self-cal, rms=0.055023Jy sigma=1.195580 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00459696 Jy ! Component: 100 - total flux cleaned = 0.00554345 Jy ! Total flux subtracted in 100 components = 0.00554345 Jy ! Clean residual min=-0.001975 max=0.002141 Jy/beam ! Clean residual mean=0.000002 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.0314253 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.0314253 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=0.054696Jy sigma=1.189278 ! Fit after self-cal, rms=0.054689Jy sigma=1.189096 ! 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=0.8999 mas, bmaj=1.882 mas, bpa=-2.445 degrees ! Estimated noise=0.131979 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 (-1.8, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00198925 Jy ! Component: 100 - total flux cleaned = 0.00317526 Jy ! Component: 150 - total flux cleaned = 0.00401212 Jy ! Component: 200 - total flux cleaned = 0.00460028 Jy ! Total flux subtracted in 200 components = 0.00460028 Jy ! Clean residual min=-0.001467 max=0.001825 Jy/beam ! Clean residual mean=0.000001 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.0360256 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 28 components and 0.0360256 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=0.054606Jy sigma=1.187152 ! Fit after self-cal, rms=0.054563Jy sigma=1.186132 ! Inverting map ! Added new window around map position (-0.8, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00163693 Jy ! Component: 100 - total flux cleaned = 0.00244871 Jy ! Component: 150 - total flux cleaned = 0.00305956 Jy ! Component: 200 - total flux cleaned = 0.00333735 Jy ! Total flux subtracted in 200 components = 0.00333735 Jy ! Clean residual min=-0.001265 max=0.001307 Jy/beam ! Clean residual mean=0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.039363 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 48 components and 0.039363 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=0.054478Jy sigma=1.184152 ! Fit after self-cal, rms=0.054430Jy sigma=1.183499 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8999 x 1.882 at -2.445 degrees (North through East) ! Clean map min=-0.0011824 max=0.031081 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.12 HN 0.81 KP 0.95 ! LA 1.00 MK 1.06 NL 1.22 OV 1.04 ! PT 0.86 SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 0.83 KP 0.98 ! LA 0.99 MK 1.13 NL 1.23 OV 1.05 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.11 HN 0.93 KP 1.03 ! LA 0.91 MK 1.11 NL 1.19 OV 0.96 ! PT 1.00 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.12 HN 0.83 KP 1.05 ! LA 0.95 MK 1.01 NL 1.18 OV 1.02 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 0.88 KP 1.06 ! LA 0.96 MK 1.05 NL 1.23 OV 0.95 ! PT 0.93 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.06 HN 0.81 KP 1.02 ! LA 0.97 MK 1.03 NL 1.18 OV 0.91 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.10 HN 0.76 KP 1.14 ! LA 0.96 MK 1.07 NL 1.19 OV 0.96 ! PT 0.89 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.75 KP 1.05 ! LA 0.99 MK 1.11 NL 1.26 OV 0.97 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.78 KP 1.03 ! LA 0.94 MK 0.98 NL 1.22 OV 0.98 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.06 HN 0.78 KP 1.04 ! LA 0.91 MK 0.99 NL 1.19 OV 0.94 ! PT 0.89 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 0.76 KP 1.04 ! LA 0.89 MK 0.89 NL 1.33 OV 1.03 ! PT 0.84 SC 0.88 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.72 KP 0.99 ! LA 0.99 MK 0.88 NL 1.18 OV 0.94 ! PT 0.82 SC 0.89 ! ! ! Fit before self-cal, rms=0.054430Jy sigma=1.183499 ! Fit after self-cal, rms=0.052708Jy sigma=1.178185 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8947 mas, bmaj=1.877 mas, bpa=-2.583 degrees ! Estimated noise=0.132826 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 = 0.000635602 Jy ! Component: 100 - total flux cleaned = 0.000736276 Jy ! Component: 150 - total flux cleaned = 0.000821572 Jy ! Component: 200 - total flux cleaned = 0.000865888 Jy ! Total flux subtracted in 200 components = 0.000865888 Jy ! Clean residual min=-0.000693 max=0.000697 Jy/beam ! Clean residual mean=0.000001 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.0402289 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 70 components and 0.0402289 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=0.052689Jy sigma=1.177754 ! Fit after self-cal, rms=0.052716Jy sigma=1.176070 ! 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=0.052716Jy sigma=1.176070 ! Fit after self-cal, rms=0.053334Jy sigma=1.174520 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8961 mas, bmaj=1.879 mas, bpa=-2.522 degrees ! Estimated noise=0.133164 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000395866 Jy ! Component: 100 - total flux cleaned = 0.00043562 Jy ! Component: 150 - total flux cleaned = 0.000452413 Jy ! Component: 200 - total flux cleaned = 0.000465966 Jy ! Total flux subtracted in 200 components = 0.000465966 Jy ! Clean residual min=-0.000690 max=0.000659 Jy/beam ! Clean residual mean=0.000001 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0406948 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 87 components and 0.0406948 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=0.053322Jy sigma=1.174262 ! Fit after self-cal, rms=0.053366Jy sigma=1.173593 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 = 0.000148102 Jy ! Component: 100 - total flux cleaned = 0.000117618 Jy ! Component: 150 - total flux cleaned = 0.000141023 Jy ! Component: 200 - total flux cleaned = 0.000162914 Jy ! Total flux subtracted in 200 components = 0.000162914 Jy ! Clean residual min=-0.000654 max=0.000656 Jy/beam ! Clean residual mean=0.000001 rms=0.000155 Jy/beam ! Combined flux in latest and established models = 0.0408577 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 96 components and 0.0408577 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=0.053358Jy sigma=1.173441 ! Fit after self-cal, rms=0.053352Jy sigma=1.173265 ! 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=0.053352Jy sigma=1.173265 ! Fit after self-cal, rms=0.053731Jy sigma=1.173067 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8972 mas, bmaj=1.88 mas, bpa=-2.538 degrees ! Estimated noise=0.133116 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000139981 Jy ! Component: 100 - total flux cleaned = 0.000125158 Jy ! Component: 150 - total flux cleaned = 0.000124003 Jy ! Component: 200 - total flux cleaned = 0.000145377 Jy ! Total flux subtracted in 200 components = 0.000145377 Jy ! Clean residual min=-0.000653 max=0.000676 Jy/beam ! Clean residual mean=0.000001 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.0410031 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 100 components and 0.0410031 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=0.053723Jy sigma=1.172927 ! Fit after self-cal, rms=0.053749Jy sigma=1.172825 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 (-38.2, 30). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000594601 Jy ! Component: 100 - total flux cleaned = 0.000793212 Jy ! Component: 150 - total flux cleaned = 0.000855782 Jy ! Component: 200 - total flux cleaned = 0.000901312 Jy ! Total flux subtracted in 200 components = 0.000901312 Jy ! Clean residual min=-0.000618 max=0.000659 Jy/beam ! Clean residual mean=0.000001 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.0419044 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 112 components and 0.0419044 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=0.053740Jy sigma=1.172618 ! Fit after self-cal, rms=0.053740Jy sigma=1.172543 ! Inverting map ! Added new window around map position (-13.8, 40.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000634615 Jy ! Component: 100 - total flux cleaned = 0.000820552 Jy ! Component: 150 - total flux cleaned = 0.000914612 Jy ! Component: 200 - total flux cleaned = 0.00100077 Jy ! Total flux subtracted in 200 components = 0.00100077 Jy ! Clean residual min=-0.000609 max=0.000592 Jy/beam ! Clean residual mean=0.000001 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.0429052 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 124 components and 0.0429052 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=0.053729Jy sigma=1.172312 ! Fit after self-cal, rms=0.053725Jy sigma=1.172182 ! 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=0.053725Jy sigma=1.172182 ! Fit after self-cal, rms=0.053824Jy sigma=1.172121 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.191 mas, bmaj=2.872 mas, bpa=-1.585 degrees ! Estimated noise=0.166226 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000288766 Jy ! Component: 100 - total flux cleaned = 0.000347405 Jy ! Component: 150 - total flux cleaned = 0.00039443 Jy ! Component: 200 - total flux cleaned = 0.000437318 Jy ! Total flux subtracted in 200 components = 0.000437318 Jy ! Clean residual min=-0.000595 max=0.000639 Jy/beam ! Clean residual mean=0.000001 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.0433425 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 146 components and 0.0433425 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=0.053820Jy sigma=1.172019 ! Fit after self-cal, rms=0.053831Jy sigma=1.171959 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 = 0.000137417 Jy ! Component: 100 - total flux cleaned = 0.000160391 Jy ! Component: 150 - total flux cleaned = 0.000170233 Jy ! Component: 200 - total flux cleaned = 0.00019834 Jy ! Total flux subtracted in 200 components = 0.00019834 Jy ! Clean residual min=-0.000570 max=0.000639 Jy/beam ! Clean residual mean=0.000001 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.0435409 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 156 components and 0.0435409 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=0.053828Jy sigma=1.171894 ! Fit after self-cal, rms=0.053830Jy sigma=1.171853 ! 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=0.8981 mas, bmaj=1.883 mas, bpa=-2.597 degrees ! Estimated noise=0.13293 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8981 x 1.883 at -2.597 degrees (North through East) ! Clean map min=-0.0012164 max=0.03104 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=0.6797 mas, bmaj=1.582 mas, bpa=-3.306 degrees ! Estimated noise=0.311031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0247904 Jy ! Component: 100 - total flux cleaned = 0.03075 Jy ! Component: 150 - total flux cleaned = 0.0338038 Jy ! Component: 200 - total flux cleaned = 0.0358906 Jy ! Total flux subtracted in 200 components = 0.0358906 Jy ! Clean residual min=-0.001630 max=0.001593 Jy/beam ! Clean residual mean=0.000002 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.0358906 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 0.0358906 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8981 mas, bmaj=1.883 mas, bpa=-2.597 degrees ! Estimated noise=0.13293 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 = 0.00184729 Jy ! Component: 100 - total flux cleaned = 0.00275421 Jy ! Component: 150 - total flux cleaned = 0.00342217 Jy ! Component: 200 - total flux cleaned = 0.00400501 Jy ! Total flux subtracted in 200 components = 0.00400501 Jy ! Clean residual min=-0.000833 max=0.000734 Jy/beam ! Clean residual mean=0.000001 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0398956 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 37 components and 0.0398956 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=2.191 mas, bmaj=2.872 mas, bpa=-1.585 degrees ! Estimated noise=0.166226 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110676 Jy ! Component: 100 - total flux cleaned = 0.00158985 Jy ! Component: 150 - total flux cleaned = 0.00185928 Jy ! Component: 200 - total flux cleaned = 0.00209625 Jy ! Total flux subtracted in 200 components = 0.00209625 Jy ! Clean residual min=-0.000677 max=0.000723 Jy/beam ! Clean residual mean=0.000001 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0419919 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 = 0.000231038 Jy ! Component: 100 - total flux cleaned = 0.000401468 Jy ! Component: 150 - total flux cleaned = 0.000521822 Jy ! Component: 200 - total flux cleaned = 0.000648026 Jy ! Total flux subtracted in 200 components = 0.000648026 Jy ! Clean residual min=-0.000631 max=0.000653 Jy/beam ! Clean residual mean=0.000001 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.0426399 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 83 components and 0.0426399 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8981 mas, bmaj=1.883 mas, bpa=-2.597 degrees ! Estimated noise=0.13293 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000339538 Jy ! Component: 100 - total flux cleaned = 0.000603947 Jy ! Component: 150 - total flux cleaned = 0.000754667 Jy ! Component: 200 - total flux cleaned = 0.000872626 Jy ! Total flux subtracted in 200 components = 0.000872626 Jy ! Clean residual min=-0.000655 max=0.000614 Jy/beam ! Clean residual mean=0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0435125 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 100 components and 0.0435125 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=0.053849Jy sigma=1.172351 ! Fit after self-cal, rms=0.053842Jy sigma=1.172213 wmodel J2307+1901_X_a_map.mod ! Writing 100 model components to file: J2307+1901_X_a_map.mod wobs J2307+1901_X_a_uvs.fits ! Writing UV FITS file: J2307+1901_X_a_uvs.fits wwins J2307+1901_X_a_map.win ! wwins: Wrote 5 windows to J2307+1901_X_a_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 = -0.000162314 Jy ! Component: 100 - total flux cleaned = -0.000268003 Jy ! Component: 150 - total flux cleaned = -0.000318122 Jy ! Component: 200 - total flux cleaned = -0.000396024 Jy ! Component: 250 - total flux cleaned = -0.000471882 Jy ! Component: 300 - total flux cleaned = -0.000518006 Jy ! Component: 350 - total flux cleaned = -0.000563466 Jy ! Component: 400 - total flux cleaned = -0.000625896 Jy ! Component: 450 - total flux cleaned = -0.00067854 Jy ! Component: 500 - total flux cleaned = -0.000721633 Jy ! Component: 550 - total flux cleaned = -0.000772534 Jy ! Component: 600 - total flux cleaned = -0.000805875 Jy ! Component: 650 - total flux cleaned = -0.000863567 Jy ! Component: 700 - total flux cleaned = -0.000887931 Jy ! Component: 750 - total flux cleaned = -0.000920133 Jy ! Component: 800 - total flux cleaned = -0.000967794 Jy ! Component: 850 - total flux cleaned = -0.000983448 Jy ! Component: 900 - total flux cleaned = -0.00104537 Jy ! Component: 950 - total flux cleaned = -0.0010684 Jy ! Component: 1000 - total flux cleaned = -0.00109128 Jy ! Component: 1050 - total flux cleaned = -0.00113638 Jy ! Component: 1100 - total flux cleaned = -0.00118851 Jy ! Component: 1150 - total flux cleaned = -0.00119591 Jy ! Component: 1200 - total flux cleaned = -0.00122509 Jy ! Component: 1250 - total flux cleaned = -0.00122496 Jy ! Component: 1300 - total flux cleaned = -0.00125378 Jy ! Component: 1350 - total flux cleaned = -0.00123952 Jy ! Component: 1400 - total flux cleaned = -0.00125366 Jy ! Component: 1450 - total flux cleaned = -0.00123965 Jy ! Component: 1500 - total flux cleaned = -0.00126747 Jy ! Component: 1550 - total flux cleaned = -0.00127429 Jy ! Component: 1600 - total flux cleaned = -0.00127417 Jy ! Component: 1650 - total flux cleaned = -0.0012742 Jy ! Component: 1700 - total flux cleaned = -0.00128764 Jy ! Component: 1750 - total flux cleaned = -0.00129435 Jy ! Component: 1800 - total flux cleaned = -0.001301 Jy ! Component: 1850 - total flux cleaned = -0.00130095 Jy ! Component: 1900 - total flux cleaned = -0.0013206 Jy ! Component: 1950 - total flux cleaned = -0.0013206 Jy ! Component: 2000 - total flux cleaned = -0.00132709 Jy ! Component: 2050 - total flux cleaned = -0.0013143 Jy ! Component: 2100 - total flux cleaned = -0.00133339 Jy ! Component: 2150 - total flux cleaned = -0.0013398 Jy ! Component: 2200 - total flux cleaned = -0.00133987 Jy ! Component: 2250 - total flux cleaned = -0.00133368 Jy ! Component: 2300 - total flux cleaned = -0.00133372 Jy ! Component: 2350 - total flux cleaned = -0.00133986 Jy ! Component: 2400 - total flux cleaned = -0.00138878 Jy ! Component: 2450 - total flux cleaned = -0.00136433 Jy ! Component: 2500 - total flux cleaned = -0.00136424 Jy ! Component: 2550 - total flux cleaned = -0.00138226 Jy ! Component: 2600 - total flux cleaned = -0.00137033 Jy ! Component: 2650 - total flux cleaned = -0.00141195 Jy ! Component: 2700 - total flux cleaned = -0.00138826 Jy ! Component: 2750 - total flux cleaned = -0.00139413 Jy ! Component: 2800 - total flux cleaned = -0.00137664 Jy ! Component: 2850 - total flux cleaned = -0.00139406 Jy ! Component: 2900 - total flux cleaned = -0.00139414 Jy ! Component: 2950 - total flux cleaned = -0.00138836 Jy ! Component: 3000 - total flux cleaned = -0.00140545 Jy ! Component: 3050 - total flux cleaned = -0.00141111 Jy ! Component: 3100 - total flux cleaned = -0.00142806 Jy ! Component: 3150 - total flux cleaned = -0.00143367 Jy ! Component: 3200 - total flux cleaned = -0.00141691 Jy ! Component: 3250 - total flux cleaned = -0.00143907 Jy ! Component: 3300 - total flux cleaned = -0.00144452 Jy ! Component: 3350 - total flux cleaned = -0.00142255 Jy ! Component: 3400 - total flux cleaned = -0.00144982 Jy ! Component: 3450 - total flux cleaned = -0.00143896 Jy ! Component: 3500 - total flux cleaned = -0.00146594 Jy ! Component: 3550 - total flux cleaned = -0.00143907 Jy ! Component: 3600 - total flux cleaned = -0.00144977 Jy ! Component: 3650 - total flux cleaned = -0.00144442 Jy ! Component: 3700 - total flux cleaned = -0.00143388 Jy ! Component: 3750 - total flux cleaned = -0.0014602 Jy ! Component: 3800 - total flux cleaned = -0.00143399 Jy ! Component: 3850 - total flux cleaned = -0.00142877 Jy ! Component: 3900 - total flux cleaned = -0.00143914 Jy ! Component: 3950 - total flux cleaned = -0.00145464 Jy ! Component: 4000 - total flux cleaned = -0.00145463 Jy ! Component: 4050 - total flux cleaned = -0.00142902 Jy ! Total flux subtracted in 4096 components = -0.00141374 Jy ! Clean residual min=-0.000281 max=0.000341 Jy/beam ! Clean residual mean=0.000000 rms=0.000090 Jy/beam ! Combined flux in latest and established models = 0.0420988 Jy keep ! Adding 313 model components to the UV plane model. ! The established model now contains 413 components and 0.0420987 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2307+1901_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8981 x 1.883 at -2.597 degrees (North through East) ! Clean map min=-0.00097344 max=0.030845 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2307+1901_X_a_map.fits wmodel /vlbi/uf001/uva//J2307+1901_X_a_map.mod ! Writing 413 model components to file: /vlbi/uf001/uva//J2307+1901_X_a_map.mod wobs /vlbi/uf001/uva//J2307+1901_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2307+1901_X_a_uvs.fits wwins /vlbi/uf001/uva//J2307+1901_X_a_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J2307+1901_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0308453 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.94971e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.870444 0.870444 1.74089 3.48178 6.96355 13.9271 27.8542 55.7084 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.03 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 344.651 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2307+1901_X_a_dfm.log closed on Mon Jan 14 06:34:21 2019