! Started logfile: /vlbi/uf001/uvm//J1756+1535_X_a_dfm.log on Sun Jan 13 22:10:58 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/uvm//J1756+1535_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1756+1535_X_a_uvm.fits ! AN table 1: 32 integrations on 45 of 45 possible baselines. ! AN table 2: 8 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.839552 visibilities/baseline/integration-bin. ! Found source: J1756+1535 ! ! 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 16200 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 J1756+1535_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 47 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.009612Jy sigma=23.554321 ! Fit after self-cal, rms=0.875832Jy sigma=20.435811 ! 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=0.6671 mas, bmaj=1.617 mas, bpa=-6.502 degrees ! Estimated noise=0.359754 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 = 0.0873322 Jy ! Component: 100 - total flux cleaned = 0.11919 Jy ! Total flux subtracted in 100 components = 0.11919 Jy ! Clean residual min=-0.005145 max=0.014771 Jy/beam ! Clean residual mean=0.000009 rms=0.001065 Jy/beam ! Combined flux in latest and established models = 0.11919 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.11919 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=0.070574Jy sigma=1.551437 ! Fit after self-cal, rms=0.069929Jy sigma=1.538558 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.018347 Jy ! Component: 100 - total flux cleaned = 0.0284923 Jy ! Total flux subtracted in 100 components = 0.0284923 Jy ! Clean residual min=-0.003743 max=0.006664 Jy/beam ! Clean residual mean=0.000007 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.147682 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.147682 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=0.062674Jy sigma=1.350802 ! Fit after self-cal, rms=0.062557Jy sigma=1.348597 ! Inverting map ! Added new window around map position (-0.8, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00760095 Jy ! Component: 100 - total flux cleaned = 0.0123011 Jy ! Total flux subtracted in 100 components = 0.0123011 Jy ! Clean residual min=-0.003199 max=0.004071 Jy/beam ! Clean residual mean=0.000007 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 0.159983 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.159983 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=0.061029Jy sigma=1.310234 ! Fit after self-cal, rms=0.060974Jy sigma=1.308836 ! 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=0.8514 mas, bmaj=1.845 mas, bpa=-6.509 degrees ! Estimated noise=0.2536 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 = 0.0062361 Jy ! Component: 100 - total flux cleaned = 0.00992845 Jy ! Component: 150 - total flux cleaned = 0.0125341 Jy ! Component: 200 - total flux cleaned = 0.0144486 Jy ! Total flux subtracted in 200 components = 0.0144486 Jy ! Clean residual min=-0.003134 max=0.003951 Jy/beam ! Clean residual mean=0.000016 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.174432 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 35 components and 0.174432 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=0.060274Jy sigma=1.290870 ! Fit after self-cal, rms=0.060255Jy sigma=1.290053 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8514 x 1.845 at -6.509 degrees (North through East) ! Clean map min=-0.0028549 max=0.12039 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.99 KP 1.04 ! LA 0.99 MK 1.09 NL 1.08 OV 0.93 ! PT 0.87 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 0.88 LA 0.84 MK 0.87 ! NL 1.13 PT 1.01 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 1.03 KP 1.03 ! LA 1.00 MK 1.08 NL 1.06 OV 0.95 ! PT 0.90 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 0.88 LA 0.86 MK 0.88 ! NL 1.07 PT 0.96 SC 0.85 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 0.96 KP 1.06 ! LA 0.97 MK 1.10 NL 1.05 OV 0.96 ! PT 0.88 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 HN 0.89 LA 0.80 MK 0.90 ! NL 1.26 PT 0.93 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 0.96 KP 1.06 ! LA 1.01 MK 1.06 NL 1.07 OV 0.94 ! PT 0.88 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 0.93 LA 0.86 MK 0.83 ! NL 1.09 PT 0.94 SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00 HN 1.01 KP 1.05 ! LA 1.00 MK 1.07 NL 1.07 OV 0.95 ! PT 0.90 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 HN 0.81 LA 0.81 MK 0.79 ! NL 1.19 PT 0.93 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 1.06 KP 1.05 ! LA 1.01 MK 1.12 NL 1.03 OV 0.94 ! PT 0.86 SC 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.83 HN 0.90 LA 0.74 MK 0.88 ! NL 1.13 PT 1.06 SC 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.02 HN 0.97 KP 1.05 ! LA 1.01 MK 1.07 NL 1.09 OV 0.96 ! PT 0.86 SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 0.82 LA 0.89 MK 0.86 ! NL 1.13 PT 0.89 SC 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 1.00 KP 1.05 ! LA 0.99 MK 1.09 NL 1.04 OV 0.95 ! PT 0.90 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 HN 0.87 LA 0.77 MK 0.90 ! NL 1.27 PT 0.94 SC 0.87 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 0.97 KP 1.04 ! LA 1.01 MK 0.98 NL 1.07 OV 0.91 ! PT 0.86 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 HN 0.93 LA 0.88 MK 0.80 ! NL 1.12 PT 0.95 SC 0.87 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 0.99 KP 1.04 ! LA 0.99 MK 1.00 NL 1.06 OV 0.94 ! PT 0.89 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 HN 0.92 LA 0.80 MK 0.85 ! NL 1.12 PT 0.83 SC 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 1.04 KP 1.00 ! LA 1.02 MK 0.99 NL 1.05 OV 0.91 ! PT 0.88 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 HN 0.88 LA 0.78 MK 0.82 ! NL 1.16 PT 0.91 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.03 HN 0.97 KP 1.03 ! LA 0.95 MK 0.97 NL 1.06 OV 0.95 ! PT 0.87 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 HN 0.84 LA 0.74 MK 0.80 ! NL 1.10 PT 1.05 SC 0.87 ! ! ! Fit before self-cal, rms=0.060255Jy sigma=1.290053 ! Fit after self-cal, rms=0.057259Jy sigma=1.239105 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8488 mas, bmaj=1.853 mas, bpa=-5.933 degrees ! Estimated noise=0.251169 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 = 0.000662156 Jy ! Component: 100 - total flux cleaned = 0.000291426 Jy ! Component: 150 - total flux cleaned = -1.50299e-05 Jy ! Component: 200 - total flux cleaned = -0.000212533 Jy ! Total flux subtracted in 200 components = -0.000212533 Jy ! Clean residual min=-0.001957 max=0.001825 Jy/beam ! Clean residual mean=0.000007 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.174219 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 45 components and 0.174219 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=0.057171Jy sigma=1.237341 ! Fit after self-cal, rms=0.057235Jy sigma=1.236500 ! 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=0.057235Jy sigma=1.236500 ! Fit after self-cal, rms=0.057231Jy sigma=1.187798 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8491 mas, bmaj=1.849 mas, bpa=-6.099 degrees ! Estimated noise=0.251334 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000465509 Jy ! Component: 100 - total flux cleaned = 0.00032844 Jy ! Component: 150 - total flux cleaned = 0.000134264 Jy ! Component: 200 - total flux cleaned = -6.80022e-06 Jy ! Total flux subtracted in 200 components = -6.80022e-06 Jy ! Clean residual min=-0.001378 max=0.001489 Jy/beam ! Clean residual mean=0.000003 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.174213 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 51 components and 0.174213 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=0.057187Jy sigma=1.186915 ! Fit after self-cal, rms=0.057254Jy sigma=1.186366 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 (35.8, -28). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115248 Jy ! Component: 100 - total flux cleaned = 0.00148293 Jy ! Component: 150 - total flux cleaned = 0.00140432 Jy ! Component: 200 - total flux cleaned = 0.00131206 Jy ! Total flux subtracted in 200 components = 0.00131206 Jy ! Clean residual min=-0.001361 max=0.001330 Jy/beam ! Clean residual mean=0.000003 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.175525 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 65 components and 0.175525 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=0.057206Jy sigma=1.185552 ! Fit after self-cal, rms=0.057202Jy sigma=1.185445 ! 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=0.057202Jy sigma=1.185445 ! Fit after self-cal, rms=0.057541Jy sigma=1.184930 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8476 mas, bmaj=1.848 mas, bpa=-6.111 degrees ! Estimated noise=0.25124 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000473059 Jy ! Component: 100 - total flux cleaned = 0.000500983 Jy ! Component: 150 - total flux cleaned = 0.000436686 Jy ! Component: 200 - total flux cleaned = 0.000319628 Jy ! Total flux subtracted in 200 components = 0.000319628 Jy ! Clean residual min=-0.001288 max=0.001313 Jy/beam ! Clean residual mean=0.000003 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.175844 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 70 components and 0.175844 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=0.057516Jy sigma=1.184514 ! Fit after self-cal, rms=0.057522Jy sigma=1.184429 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 (21.4, 8.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000823196 Jy ! Component: 100 - total flux cleaned = 0.000947441 Jy ! Component: 150 - total flux cleaned = 0.00102577 Jy ! Component: 200 - total flux cleaned = 0.00111766 Jy ! Total flux subtracted in 200 components = 0.00111766 Jy ! Clean residual min=-0.001182 max=0.001259 Jy/beam ! Clean residual mean=0.000003 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.176962 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 82 components and 0.176962 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=0.057483Jy sigma=1.183639 ! Fit after self-cal, rms=0.057481Jy sigma=1.183567 ! 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=0.057481Jy sigma=1.183567 ! Fit after self-cal, rms=0.057521Jy sigma=1.183500 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.123 mas, bmaj=2.878 mas, bpa=-1.265 degrees ! Estimated noise=0.32438 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000673485 Jy ! Component: 100 - total flux cleaned = 0.000675518 Jy ! Component: 150 - total flux cleaned = 0.000598868 Jy ! Component: 200 - total flux cleaned = 0.000514491 Jy ! Total flux subtracted in 200 components = 0.000514491 Jy ! Clean residual min=-0.001373 max=0.001494 Jy/beam ! Clean residual mean=0.000007 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.177477 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 96 components and 0.177477 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=0.057513Jy sigma=1.183355 ! Fit after self-cal, rms=0.057514Jy sigma=1.183332 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 = 0.000116061 Jy ! Component: 100 - total flux cleaned = 4.14734e-05 Jy ! Component: 150 - total flux cleaned = -3.95738e-05 Jy ! Component: 200 - total flux cleaned = -0.000126523 Jy ! Total flux subtracted in 200 components = -0.000126523 Jy ! Clean residual min=-0.001363 max=0.001516 Jy/beam ! Clean residual mean=0.000007 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.17735 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 104 components and 0.17735 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=0.057511Jy sigma=1.183281 ! Fit after self-cal, rms=0.057510Jy sigma=1.183272 ! 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=0.8466 mas, bmaj=1.846 mas, bpa=-6.113 degrees ! Estimated noise=0.251293 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8466 x 1.846 at -6.113 degrees (North through East) ! Clean map min=-0.001157 max=0.11916 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=0.6648 mas, bmaj=1.616 mas, bpa=-5.967 degrees ! Estimated noise=0.356278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0869535 Jy ! Component: 100 - total flux cleaned = 0.122327 Jy ! Component: 150 - total flux cleaned = 0.140477 Jy ! Component: 200 - total flux cleaned = 0.151356 Jy ! Total flux subtracted in 200 components = 0.151356 Jy ! Clean residual min=-0.002542 max=0.005702 Jy/beam ! Clean residual mean=0.000003 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.151356 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.151356 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8466 mas, bmaj=1.846 mas, bpa=-6.113 degrees ! Estimated noise=0.251293 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 = 0.010205 Jy ! Component: 100 - total flux cleaned = 0.0156913 Jy ! Component: 150 - total flux cleaned = 0.0188013 Jy ! Component: 200 - total flux cleaned = 0.0208401 Jy ! Total flux subtracted in 200 components = 0.0208401 Jy ! Clean residual min=-0.001224 max=0.001692 Jy/beam ! Clean residual mean=0.000004 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.172196 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 24 components and 0.172196 Jy ! Inverting map ! Added new window around map position (1, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170534 Jy ! Component: 100 - total flux cleaned = 0.00238057 Jy ! Component: 150 - total flux cleaned = 0.00283336 Jy ! Component: 200 - total flux cleaned = 0.00323102 Jy ! Total flux subtracted in 200 components = 0.00323102 Jy ! Clean residual min=-0.001211 max=0.001326 Jy/beam ! Clean residual mean=0.000003 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.175427 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 39 components and 0.175427 Jy ! Inverting map ! Added new window around map position (-5.4, 35.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000914413 Jy ! Component: 100 - total flux cleaned = 0.0010176 Jy ! Component: 150 - total flux cleaned = 0.00117519 Jy ! Component: 200 - total flux cleaned = 0.00129157 Jy ! Total flux subtracted in 200 components = 0.00129157 Jy ! Clean residual min=-0.001241 max=0.001263 Jy/beam ! Clean residual mean=0.000003 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.176719 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 58 components and 0.176719 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=2.123 mas, bmaj=2.878 mas, bpa=-1.265 degrees ! Estimated noise=0.32438 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000646804 Jy ! Component: 100 - total flux cleaned = 0.000676759 Jy ! Component: 150 - total flux cleaned = 0.000676692 Jy ! Component: 200 - total flux cleaned = 0.00074516 Jy ! Total flux subtracted in 200 components = 0.00074516 Jy ! Clean residual min=-0.001355 max=0.001386 Jy/beam ! Clean residual mean=0.000007 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.177464 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 = -2.03217e-05 Jy ! Component: 100 - total flux cleaned = -1.13382e-06 Jy ! Component: 150 - total flux cleaned = -1.79671e-05 Jy ! Component: 200 - total flux cleaned = -1.77533e-05 Jy ! Total flux subtracted in 200 components = -1.77533e-05 Jy ! Clean residual min=-0.001324 max=0.001398 Jy/beam ! Clean residual mean=0.000007 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.177446 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 97 components and 0.177446 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8466 mas, bmaj=1.846 mas, bpa=-6.113 degrees ! Estimated noise=0.251293 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.74456e-06 Jy ! Component: 100 - total flux cleaned = -7.83696e-05 Jy ! Component: 150 - total flux cleaned = -0.000101569 Jy ! Component: 200 - total flux cleaned = -0.000144307 Jy ! Total flux subtracted in 200 components = -0.000144307 Jy ! Clean residual min=-0.001225 max=0.001274 Jy/beam ! Clean residual mean=0.000003 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.177302 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 114 components and 0.177302 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=0.057450Jy sigma=1.182158 ! Fit after self-cal, rms=0.057441Jy sigma=1.181958 wmodel J1756+1535_X_a_map.mod ! Writing 114 model components to file: J1756+1535_X_a_map.mod wobs J1756+1535_X_a_uvs.fits ! Writing UV FITS file: J1756+1535_X_a_uvs.fits wwins J1756+1535_X_a_map.win ! wwins: Wrote 6 windows to J1756+1535_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 = 2.66172e-06 Jy ! Component: 100 - total flux cleaned = 2.28164e-05 Jy ! Component: 150 - total flux cleaned = 0.000143266 Jy ! Component: 200 - total flux cleaned = 0.000182547 Jy ! Component: 250 - total flux cleaned = 0.00025999 Jy ! Component: 300 - total flux cleaned = 0.000335761 Jy ! Component: 350 - total flux cleaned = 0.000317143 Jy ! Component: 400 - total flux cleaned = 0.000372856 Jy ! Component: 450 - total flux cleaned = 0.000391023 Jy ! Component: 500 - total flux cleaned = 0.0004088 Jy ! Component: 550 - total flux cleaned = 0.000337385 Jy ! Component: 600 - total flux cleaned = 0.000355433 Jy ! Component: 650 - total flux cleaned = 0.000267842 Jy ! Component: 700 - total flux cleaned = 0.000233403 Jy ! Component: 750 - total flux cleaned = 0.000198959 Jy ! Component: 800 - total flux cleaned = 6.2627e-05 Jy ! Component: 850 - total flux cleaned = 7.98532e-05 Jy ! Component: 900 - total flux cleaned = -4.11816e-06 Jy ! Component: 950 - total flux cleaned = -8.71987e-05 Jy ! Component: 1000 - total flux cleaned = -5.40795e-05 Jy ! Component: 1050 - total flux cleaned = -0.000136191 Jy ! Component: 1100 - total flux cleaned = -0.000185185 Jy ! Component: 1150 - total flux cleaned = -0.000315263 Jy ! Component: 1200 - total flux cleaned = -0.00031511 Jy ! Component: 1250 - total flux cleaned = -0.000363137 Jy ! Component: 1300 - total flux cleaned = -0.000411004 Jy ! Component: 1350 - total flux cleaned = -0.000458492 Jy ! Component: 1400 - total flux cleaned = -0.0006315 Jy ! Component: 1450 - total flux cleaned = -0.000600226 Jy ! Component: 1500 - total flux cleaned = -0.000693462 Jy ! Component: 1550 - total flux cleaned = -0.000600682 Jy ! Component: 1600 - total flux cleaned = -0.000692985 Jy ! Component: 1650 - total flux cleaned = -0.000815315 Jy ! Component: 1700 - total flux cleaned = -0.000845671 Jy ! Component: 1750 - total flux cleaned = -0.000845672 Jy ! Component: 1800 - total flux cleaned = -0.000936045 Jy ! Component: 1850 - total flux cleaned = -0.000891084 Jy ! Component: 1900 - total flux cleaned = -0.000980427 Jy ! Component: 1950 - total flux cleaned = -0.00100995 Jy ! Component: 2000 - total flux cleaned = -0.00102473 Jy ! Component: 2050 - total flux cleaned = -0.00108343 Jy ! Component: 2100 - total flux cleaned = -0.00106887 Jy ! Component: 2150 - total flux cleaned = -0.00106868 Jy ! Component: 2200 - total flux cleaned = -0.00105407 Jy ! Component: 2250 - total flux cleaned = -0.00111193 Jy ! Component: 2300 - total flux cleaned = -0.00108322 Jy ! Component: 2350 - total flux cleaned = -0.00116908 Jy ! Component: 2400 - total flux cleaned = -0.00114061 Jy ! Component: 2450 - total flux cleaned = -0.00109812 Jy ! Component: 2500 - total flux cleaned = -0.00118285 Jy ! Component: 2550 - total flux cleaned = -0.00114062 Jy ! Component: 2600 - total flux cleaned = -0.00112658 Jy ! Component: 2650 - total flux cleaned = -0.00121032 Jy ! Component: 2700 - total flux cleaned = -0.00112693 Jy ! Component: 2750 - total flux cleaned = -0.0011823 Jy ! Component: 2800 - total flux cleaned = -0.00119614 Jy ! Component: 2850 - total flux cleaned = -0.00123739 Jy ! Component: 2900 - total flux cleaned = -0.00122371 Jy ! Component: 2950 - total flux cleaned = -0.00121004 Jy ! Component: 3000 - total flux cleaned = -0.00118292 Jy ! Component: 3050 - total flux cleaned = -0.00119641 Jy ! Component: 3100 - total flux cleaned = -0.00119645 Jy ! Component: 3150 - total flux cleaned = -0.00122344 Jy ! Component: 3200 - total flux cleaned = -0.00125022 Jy ! Component: 3250 - total flux cleaned = -0.00129025 Jy ! Component: 3300 - total flux cleaned = -0.00123714 Jy ! Component: 3350 - total flux cleaned = -0.00122381 Jy ! Component: 3400 - total flux cleaned = -0.00118418 Jy ! Component: 3450 - total flux cleaned = -0.00123692 Jy ! Component: 3500 - total flux cleaned = -0.00122374 Jy ! Component: 3550 - total flux cleaned = -0.0012369 Jy ! Component: 3600 - total flux cleaned = -0.00117187 Jy ! Component: 3650 - total flux cleaned = -0.00124969 Jy ! Component: 3700 - total flux cleaned = -0.00130137 Jy ! Component: 3750 - total flux cleaned = -0.00124984 Jy ! Component: 3800 - total flux cleaned = -0.00126266 Jy ! Component: 3850 - total flux cleaned = -0.00124977 Jy ! Component: 3900 - total flux cleaned = -0.00127522 Jy ! Component: 3950 - total flux cleaned = -0.00130074 Jy ! Component: 4000 - total flux cleaned = -0.0012627 Jy ! Component: 4050 - total flux cleaned = -0.00130065 Jy ! Total flux subtracted in 4096 components = -0.00127542 Jy ! Clean residual min=-0.000895 max=0.000769 Jy/beam ! Clean residual mean=0.000002 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.176027 Jy keep ! Adding 399 model components to the UV plane model. ! The established model now contains 513 components and 0.176027 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1756+1535_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8466 x 1.846 at -6.113 degrees (North through East) ! Clean map min=-0.00095633 max=0.11864 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1756+1535_X_a_map.fits wmodel /vlbi/uf001/uvm//J1756+1535_X_a_map.mod ! Writing 513 model components to file: /vlbi/uf001/uvm//J1756+1535_X_a_map.mod wobs /vlbi/uf001/uvm//J1756+1535_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1756+1535_X_a_uvs.fits wwins /vlbi/uf001/uvm//J1756+1535_X_a_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uvm//J1756+1535_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.118639 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00022564 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.57057 0.57057 1.14114 2.28228 4.56456 9.12912 18.2582 36.5165 73.033 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.118 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 525.789 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1756+1535_X_a_dfm.log closed on Sun Jan 13 22:11:03 2019