! Started logfile: /vlbi/uf001/uva//J1537+2300_X_dfm.log on Mon Jan 14 03:22:42 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//J1537+2300_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1537+2300_X_uva.fits ! AN table 1: 19 integrations on 21 of 21 possible baselines. ! AN table 2: 38 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.994987 visibilities/baseline/integration-bin. ! Found source: J1537+2300 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 14292 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 J1537+2300_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. ! ! 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=1.006914Jy sigma=23.407550 ! Fit after self-cal, rms=0.923903Jy sigma=21.496696 ! 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=0.6358 mas, bmaj=1.308 mas, bpa=-3.927 degrees ! Estimated noise=0.529201 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 = 0.0586753 Jy ! Component: 100 - total flux cleaned = 0.073302 Jy ! Total flux subtracted in 100 components = 0.073302 Jy ! Clean residual min=-0.004669 max=0.005889 Jy/beam ! Clean residual mean=-0.000001 rms=0.000961 Jy/beam ! Combined flux in latest and established models = 0.0733021 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0733021 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=0.066300Jy sigma=1.381551 ! Fit after self-cal, rms=0.065957Jy sigma=1.373772 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0060878 Jy ! Component: 100 - total flux cleaned = 0.00889219 Jy ! Total flux subtracted in 100 components = 0.00889219 Jy ! Clean residual min=-0.003920 max=0.004748 Jy/beam ! Clean residual mean=-0.000000 rms=0.000902 Jy/beam ! Combined flux in latest and established models = 0.0821942 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.0821942 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=0.065403Jy sigma=1.360841 ! Fit after self-cal, rms=0.065390Jy sigma=1.360672 ! 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=0.789 mas, bmaj=1.519 mas, bpa=-2.35 degrees ! Estimated noise=0.26253 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 (-8.2, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00364063 Jy ! Component: 100 - total flux cleaned = 0.00470311 Jy ! Component: 150 - total flux cleaned = 0.00489372 Jy ! Component: 200 - total flux cleaned = 0.00499811 Jy ! Total flux subtracted in 200 components = 0.00499811 Jy ! Clean residual min=-0.002466 max=0.003272 Jy/beam ! Clean residual mean=0.000001 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.0871923 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 26 components and 0.0871924 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=0.065126Jy sigma=1.354358 ! Fit after self-cal, rms=0.065081Jy sigma=1.353540 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.789 x 1.519 at -2.35 degrees (North through East) ! Clean map min=-0.0022054 max=0.077282 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.90 LA 0.96 NL 1.03 ! OV 1.16 PT 1.08 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 HN 0.99 LA 0.98 MK 1.04 ! NL 1.07 PT 1.00 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.95 LA 0.92 NL 1.13 ! OV 1.14 PT 1.06 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 0.99 LA 1.00 MK 0.94 ! NL 1.15 PT 1.02 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.03 LA 0.86 NL 1.19 ! OV 1.09 PT 1.02 SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 HN 1.06 LA 0.88 MK 0.99 ! NL 1.21 PT 1.00 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.01 LA 0.97 NL 1.08 ! OV 1.11 PT 1.12 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 HN 1.01 LA 0.99 MK 1.02 ! NL 1.15 PT 0.95 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 0.96 LA 1.04 NL 1.07 ! OV 1.11 PT 1.05 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 0.91 LA 0.97 MK 1.00 ! NL 1.09 PT 1.00 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 HN 0.93 LA 0.94 NL 1.14 ! OV 1.16 PT 1.03 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 HN 1.01 LA 0.97 MK 0.94 ! NL 1.09 PT 0.96 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 0.87 LA 0.97 NL 1.14 ! OV 1.17 PT 0.99 SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 1.03 LA 0.86 MK 0.97 ! NL 1.07 PT 0.99 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.98 LA 0.94 NL 1.08 ! OV 1.05 PT 0.99 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 0.89 LA 0.91 MK 0.99 ! NL 1.07 PT 1.06 SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 HN 0.91 LA 0.87 NL 1.11 ! OV 1.07 PT 1.00 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 HN 0.94 LA 0.95 MK 1.02 ! NL 1.10 PT 0.97 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.00 LA 0.92 NL 1.17 ! OV 1.19 PT 1.10 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 0.99 LA 0.92 MK 1.11 ! NL 1.18 PT 0.93 SC 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.80 LA 0.84 NL 1.22 ! OV 1.14 PT 1.05 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 HN 0.96 LA 0.91 MK 1.02 ! NL 1.18 PT 0.99 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 HN 0.94 LA 0.96 NL 1.07 ! OV 1.19 PT 0.96 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 0.93 LA 0.89 MK 1.06 ! NL 1.12 PT 1.00 SC 0.94 ! ! ! Fit before self-cal, rms=0.065081Jy sigma=1.353540 ! Fit after self-cal, rms=0.063599Jy sigma=1.340511 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.786 mas, bmaj=1.516 mas, bpa=-2.011 degrees ! Estimated noise=0.261017 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 = -0.00109019 Jy ! Component: 100 - total flux cleaned = -0.0014098 Jy ! Component: 150 - total flux cleaned = -0.00150505 Jy ! Component: 200 - total flux cleaned = -0.00155367 Jy ! Total flux subtracted in 200 components = -0.00155367 Jy ! Clean residual min=-0.001635 max=0.001659 Jy/beam ! Clean residual mean=0.000001 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.0856387 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 39 components and 0.0856387 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=0.063577Jy sigma=1.339949 ! Fit after self-cal, rms=0.063623Jy sigma=1.338754 ! 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=0.063623Jy sigma=1.338754 ! Fit after self-cal, rms=0.063567Jy sigma=1.335760 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7862 mas, bmaj=1.515 mas, bpa=-2.184 degrees ! Estimated noise=0.260822 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000533356 Jy ! Component: 100 - total flux cleaned = -0.000769082 Jy ! Component: 150 - total flux cleaned = -0.000944271 Jy ! Component: 200 - total flux cleaned = -0.00104593 Jy ! Total flux subtracted in 200 components = -0.00104593 Jy ! Clean residual min=-0.001400 max=0.001772 Jy/beam ! Clean residual mean=0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.0845928 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 53 components and 0.0845928 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=0.063558Jy sigma=1.335522 ! Fit after self-cal, rms=0.063594Jy sigma=1.335327 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 (-49.8, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144315 Jy ! Component: 100 - total flux cleaned = 0.0018487 Jy ! Component: 150 - total flux cleaned = 0.00189334 Jy ! Component: 200 - total flux cleaned = 0.00184531 Jy ! Total flux subtracted in 200 components = 0.00184531 Jy ! Clean residual min=-0.001307 max=0.001275 Jy/beam ! Clean residual mean=0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.0864381 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 66 components and 0.086438 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=0.063557Jy sigma=1.334522 ! Fit after self-cal, rms=0.063554Jy sigma=1.334408 ! 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=0.063554Jy sigma=1.334408 ! Fit after self-cal, rms=0.063570Jy sigma=1.334280 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7855 mas, bmaj=1.515 mas, bpa=-2.274 degrees ! Estimated noise=0.260447 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000390274 Jy ! Component: 100 - total flux cleaned = 0.000355174 Jy ! Component: 150 - total flux cleaned = 0.000275772 Jy ! Component: 200 - total flux cleaned = 0.000247258 Jy ! Total flux subtracted in 200 components = 0.000247258 Jy ! Clean residual min=-0.001269 max=0.001316 Jy/beam ! Clean residual mean=0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0866853 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 69 components and 0.0866853 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=0.063559Jy sigma=1.334027 ! Fit after self-cal, rms=0.063573Jy sigma=1.333999 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 (19, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122199 Jy ! Component: 100 - total flux cleaned = 0.0013938 Jy ! Component: 150 - total flux cleaned = 0.00133584 Jy ! Component: 200 - total flux cleaned = 0.00123483 Jy ! Total flux subtracted in 200 components = 0.00123483 Jy ! Clean residual min=-0.001218 max=0.001223 Jy/beam ! Clean residual mean=0.000000 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0879201 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 88 components and 0.0879201 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=0.063545Jy sigma=1.333410 ! Fit after self-cal, rms=0.063546Jy sigma=1.333338 ! Inverting map ! Added new window around map position (-13, -13.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000959415 Jy ! Component: 100 - total flux cleaned = 0.00130388 Jy ! Component: 150 - total flux cleaned = 0.0014989 Jy ! Component: 200 - total flux cleaned = 0.00164154 Jy ! Total flux subtracted in 200 components = 0.00164154 Jy ! Clean residual min=-0.001256 max=0.001170 Jy/beam ! Clean residual mean=0.000000 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.0895616 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 100 components and 0.0895616 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=0.063525Jy sigma=1.332808 ! Fit after self-cal, rms=0.063526Jy sigma=1.332770 ! 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=0.063526Jy sigma=1.332770 ! Fit after self-cal, rms=0.063465Jy sigma=1.332646 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.833 mas, bmaj=2.522 mas, bpa=7.343 degrees ! Estimated noise=0.364218 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.79147e-05 Jy ! Component: 100 - total flux cleaned = -3.79289e-05 Jy ! Component: 150 - total flux cleaned = 8.87418e-05 Jy ! Component: 200 - total flux cleaned = 0.000217085 Jy ! Total flux subtracted in 200 components = 0.000217085 Jy ! Clean residual min=-0.001161 max=0.001320 Jy/beam ! Clean residual mean=0.000001 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0897787 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 116 components and 0.0897787 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=0.063461Jy sigma=1.332566 ! Fit after self-cal, rms=0.063472Jy sigma=1.332536 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 = 5.91473e-05 Jy ! Component: 100 - total flux cleaned = 0.000186024 Jy ! Component: 150 - total flux cleaned = 0.000262287 Jy ! Component: 200 - total flux cleaned = 0.000354805 Jy ! Total flux subtracted in 200 components = 0.000354805 Jy ! Clean residual min=-0.001145 max=0.001292 Jy/beam ! Clean residual mean=0.000001 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.0901335 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 123 components and 0.0901335 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=0.063471Jy sigma=1.332501 ! Fit after self-cal, rms=0.063470Jy sigma=1.332490 ! 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=0.7854 mas, bmaj=1.515 mas, bpa=-2.365 degrees ! Estimated noise=0.259958 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7854 x 1.515 at -2.365 degrees (North through East) ! Clean map min=-0.0011094 max=0.076791 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=0.6362 mas, bmaj=1.313 mas, bpa=-3.848 degrees ! Estimated noise=0.522341 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0580776 Jy ! Component: 100 - total flux cleaned = 0.0726527 Jy ! Component: 150 - total flux cleaned = 0.0786587 Jy ! Component: 200 - total flux cleaned = 0.0809201 Jy ! Total flux subtracted in 200 components = 0.0809201 Jy ! Clean residual min=-0.002836 max=0.002810 Jy/beam ! Clean residual mean=-0.000000 rms=0.000624 Jy/beam ! Combined flux in latest and established models = 0.0809201 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0809201 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7854 mas, bmaj=1.515 mas, bpa=-2.365 degrees ! Estimated noise=0.259958 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 = 0.00258829 Jy ! Component: 100 - total flux cleaned = 0.00438542 Jy ! Component: 150 - total flux cleaned = 0.00584853 Jy ! Component: 200 - total flux cleaned = 0.00669408 Jy ! Total flux subtracted in 200 components = 0.00669408 Jy ! Clean residual min=-0.001439 max=0.001409 Jy/beam ! Clean residual mean=0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.0876142 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 24 components and 0.0876142 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.833 mas, bmaj=2.522 mas, bpa=7.343 degrees ! Estimated noise=0.364218 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000261337 Jy ! Component: 100 - total flux cleaned = 0.000475156 Jy ! Component: 150 - total flux cleaned = 0.000654999 Jy ! Component: 200 - total flux cleaned = 0.000984336 Jy ! Total flux subtracted in 200 components = 0.000984336 Jy ! Clean residual min=-0.001329 max=0.001637 Jy/beam ! Clean residual mean=0.000001 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.0885985 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) ! Added new window around map position (16.2, -24.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010438 Jy ! Component: 100 - total flux cleaned = 0.00138567 Jy ! Component: 150 - total flux cleaned = 0.00183414 Jy ! Component: 200 - total flux cleaned = 0.00222025 Jy ! Total flux subtracted in 200 components = 0.00222025 Jy ! Clean residual min=-0.001110 max=0.001216 Jy/beam ! Clean residual mean=0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0908188 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 71 components and 0.0908188 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7854 mas, bmaj=1.515 mas, bpa=-2.365 degrees ! Estimated noise=0.259958 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00016634 Jy ! Component: 100 - total flux cleaned = 0.000260041 Jy ! Component: 150 - total flux cleaned = 0.000428042 Jy ! Component: 200 - total flux cleaned = 0.000584356 Jy ! Total flux subtracted in 200 components = 0.000584356 Jy ! Clean residual min=-0.001176 max=0.001066 Jy/beam ! Clean residual mean=-0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.0914031 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 97 components and 0.0914031 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=0.063483Jy sigma=1.332770 ! Fit after self-cal, rms=0.063468Jy sigma=1.332587 wmodel J1537+2300_X_map.mod ! Writing 97 model components to file: J1537+2300_X_map.mod wobs J1537+2300_X_uvs.fits ! Writing UV FITS file: J1537+2300_X_uvs.fits wwins J1537+2300_X_map.win ! wwins: Wrote 6 windows to J1537+2300_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 = -0.000365236 Jy ! Component: 100 - total flux cleaned = -0.000579906 Jy ! Component: 150 - total flux cleaned = -0.000710817 Jy ! Component: 200 - total flux cleaned = -0.000837465 Jy ! Component: 250 - total flux cleaned = -0.000959992 Jy ! Component: 300 - total flux cleaned = -0.00107948 Jy ! Component: 350 - total flux cleaned = -0.00116295 Jy ! Component: 400 - total flux cleaned = -0.00126086 Jy ! Component: 450 - total flux cleaned = -0.00137232 Jy ! Component: 500 - total flux cleaned = -0.00148126 Jy ! Component: 550 - total flux cleaned = -0.00154243 Jy ! Component: 600 - total flux cleaned = -0.00163286 Jy ! Component: 650 - total flux cleaned = -0.00172159 Jy ! Component: 700 - total flux cleaned = -0.00177996 Jy ! Component: 750 - total flux cleaned = -0.00182287 Jy ! Component: 800 - total flux cleaned = -0.00186528 Jy ! Component: 850 - total flux cleaned = -0.00187909 Jy ! Component: 900 - total flux cleaned = -0.00189302 Jy ! Component: 950 - total flux cleaned = -0.0019068 Jy ! Component: 1000 - total flux cleaned = -0.0019336 Jy ! Component: 1050 - total flux cleaned = -0.00193345 Jy ! Component: 1100 - total flux cleaned = -0.00195975 Jy ! Component: 1150 - total flux cleaned = -0.00196021 Jy ! Component: 1200 - total flux cleaned = -0.00197306 Jy ! Component: 1250 - total flux cleaned = -0.00198581 Jy ! Component: 1300 - total flux cleaned = -0.0019983 Jy ! Component: 1350 - total flux cleaned = -0.00203508 Jy ! Component: 1400 - total flux cleaned = -0.00202274 Jy ! Component: 1450 - total flux cleaned = -0.00203472 Jy ! Component: 1500 - total flux cleaned = -0.00197491 Jy ! Component: 1550 - total flux cleaned = -0.00201057 Jy ! Component: 1600 - total flux cleaned = -0.00201052 Jy ! Component: 1650 - total flux cleaned = -0.00202205 Jy ! Component: 1700 - total flux cleaned = -0.00202201 Jy ! Component: 1750 - total flux cleaned = -0.00202214 Jy ! Component: 1800 - total flux cleaned = -0.00207833 Jy ! Component: 1850 - total flux cleaned = -0.00206725 Jy ! Component: 1900 - total flux cleaned = -0.00206734 Jy ! Component: 1950 - total flux cleaned = -0.00208922 Jy ! Component: 2000 - total flux cleaned = -0.00213247 Jy ! Component: 2050 - total flux cleaned = -0.00213239 Jy ! Component: 2100 - total flux cleaned = -0.00214294 Jy ! Component: 2150 - total flux cleaned = -0.00213235 Jy ! Component: 2200 - total flux cleaned = -0.00215314 Jy ! Component: 2250 - total flux cleaned = -0.00218427 Jy ! Component: 2300 - total flux cleaned = -0.00215332 Jy ! Component: 2350 - total flux cleaned = -0.00217374 Jy ! Component: 2400 - total flux cleaned = -0.00215352 Jy ! Component: 2450 - total flux cleaned = -0.00216351 Jy ! Component: 2500 - total flux cleaned = -0.00217348 Jy ! Component: 2550 - total flux cleaned = -0.00216363 Jy ! Component: 2600 - total flux cleaned = -0.00218333 Jy ! Component: 2650 - total flux cleaned = -0.00217374 Jy ! Component: 2700 - total flux cleaned = -0.00218335 Jy ! Component: 2750 - total flux cleaned = -0.00220269 Jy ! Component: 2800 - total flux cleaned = -0.00217402 Jy ! Component: 2850 - total flux cleaned = -0.00216464 Jy ! Component: 2900 - total flux cleaned = -0.00218358 Jy ! Component: 2950 - total flux cleaned = -0.00218356 Jy ! Component: 3000 - total flux cleaned = -0.00215564 Jy ! Component: 3050 - total flux cleaned = -0.00213723 Jy ! Component: 3100 - total flux cleaned = -0.00214644 Jy ! Component: 3150 - total flux cleaned = -0.00220124 Jy ! Component: 3200 - total flux cleaned = -0.00216501 Jy ! Component: 3250 - total flux cleaned = -0.00219199 Jy ! Component: 3300 - total flux cleaned = -0.00214729 Jy ! Component: 3350 - total flux cleaned = -0.00213839 Jy ! Component: 3400 - total flux cleaned = -0.00212968 Jy ! Component: 3450 - total flux cleaned = -0.0021999 Jy ! Component: 3500 - total flux cleaned = -0.0021823 Jy ! Component: 3550 - total flux cleaned = -0.00219089 Jy ! Component: 3600 - total flux cleaned = -0.00218225 Jy ! Component: 3650 - total flux cleaned = -0.0021736 Jy ! Component: 3700 - total flux cleaned = -0.0022077 Jy ! Component: 3750 - total flux cleaned = -0.00218226 Jy ! Component: 3800 - total flux cleaned = -0.00215704 Jy ! Component: 3850 - total flux cleaned = -0.00214028 Jy ! Component: 3900 - total flux cleaned = -0.00214026 Jy ! Component: 3950 - total flux cleaned = -0.00219004 Jy ! Component: 4000 - total flux cleaned = -0.00219009 Jy ! Component: 4050 - total flux cleaned = -0.00217373 Jy ! Total flux subtracted in 4096 components = -0.00219813 Jy ! Clean residual min=-0.000526 max=0.000464 Jy/beam ! Clean residual mean=0.000000 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.089205 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 399 components and 0.089205 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1537+2300_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7854 x 1.515 at -2.365 degrees (North through East) ! Clean map min=-0.00080041 max=0.076662 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1537+2300_X_map.fits wmodel /vlbi/uf001/uva//J1537+2300_X_map.mod ! Writing 399 model components to file: /vlbi/uf001/uva//J1537+2300_X_map.mod wobs /vlbi/uf001/uva//J1537+2300_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1537+2300_X_uvs.fits wwins /vlbi/uf001/uva//J1537+2300_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1537+2300_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0766616 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000132302 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.517737 0.517737 1.03547 2.07095 4.1419 8.28379 16.5676 33.1352 66.2703 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.076 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 579.444 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1537+2300_X_dfm.log closed on Mon Jan 14 03:22:48 2019