! Started logfile: /vlbi/uf001/uvm//J2351-4259_X_a_dfm.log on Sun Jan 13 22:46:48 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//J2351-4259_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J2351-4259_X_a_uvm.fits ! AN table 1: 87 integrations on 28 of 28 possible baselines. ! AN table 2: 29 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.689655 visibilities/baseline/integration-bin. ! Found source: J2351-4259 ! ! 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 22560 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 J2351-4259_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 220 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.004995Jy sigma=16.586811 ! Fit after self-cal, rms=0.937775Jy sigma=15.424478 ! 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=0.5337 mas, bmaj=1.93 mas, bpa=-5.515 degrees ! Estimated noise=0.672533 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 = 0.0469818 Jy ! Component: 100 - total flux cleaned = 0.059904 Jy ! Total flux subtracted in 100 components = 0.059904 Jy ! Clean residual min=-0.007277 max=0.008586 Jy/beam ! Clean residual mean=0.000037 rms=0.001364 Jy/beam ! Combined flux in latest and established models = 0.059904 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.059904 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=0.068327Jy sigma=1.101044 ! Fit after self-cal, rms=0.067494Jy sigma=1.089167 ! Inverting map ! Added new window around map position (1.8, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0093744 Jy ! Component: 100 - total flux cleaned = 0.0138655 Jy ! Total flux subtracted in 100 components = 0.0138655 Jy ! Clean residual min=-0.005646 max=0.006162 Jy/beam ! Clean residual mean=0.000030 rms=0.001135 Jy/beam ! Combined flux in latest and established models = 0.0737695 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.0737695 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=0.066076Jy sigma=1.061527 ! Fit after self-cal, rms=0.065952Jy sigma=1.058663 ! 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=0.7087 mas, bmaj=2.338 mas, bpa=-5.148 degrees ! Estimated noise=0.329754 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 = 0.00660802 Jy ! Component: 100 - total flux cleaned = 0.0105281 Jy ! Component: 150 - total flux cleaned = 0.012867 Jy ! Component: 200 - total flux cleaned = 0.0135371 Jy ! Total flux subtracted in 200 components = 0.0135371 Jy ! Clean residual min=-0.004384 max=0.005941 Jy/beam ! Clean residual mean=0.000070 rms=0.001159 Jy/beam ! Combined flux in latest and established models = 0.0873067 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.0873067 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=0.065322Jy sigma=1.045440 ! Fit after self-cal, rms=0.065274Jy sigma=1.043897 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7087 x 2.338 at -5.148 degrees (North through East) ! Clean map min=-0.0041324 max=0.061525 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 KP 0.98 LA 0.85 MK 1.15 ! NL 1.32 OV 1.06 PT 1.00* SC 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.64 MK 1.06 NL 1.11 PT 0.94 ! SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 KP 0.96 LA 0.85 MK 1.11 ! NL 1.27 OV 1.05 PT 1.00* SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.66 MK 1.04 NL 1.47 PT 0.95 ! SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 KP 0.99 LA 0.92 MK 1.10 ! NL 1.46 OV 1.01 PT 1.00* SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.71 MK 1.06 NL 1.20 PT 1.02 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 KP 1.00 LA 0.84 MK 1.18 ! NL 1.38 OV 1.00 PT 1.00* SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.67 MK 0.94 NL 1.17 PT 1.07 ! SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 KP 0.98 LA 0.91 MK 0.97 ! NL 1.52 OV 1.03 PT 1.00* SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.67 MK 0.97 NL 1.27 PT 1.06 ! SC 1.27 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 KP 1.00 LA 0.94 MK 1.05 ! NL 1.30 OV 1.04 PT 1.00* SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.68 MK 0.94 NL 1.34 PT 0.96 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 KP 1.03 LA 0.93 MK 0.98 ! NL 1.29 OV 1.04 PT 1.00* SC 1.15 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.65 MK 0.99 NL 1.40 PT 1.04 ! SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 KP 1.01 LA 0.90 MK 1.05 ! NL 1.19 OV 1.02 PT 1.00* SC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.67 MK 1.05 NL 1.25 PT 1.02 ! SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 KP 0.94 LA 0.93 MK 1.07 ! NL 1.32 OV 1.04 PT 1.00* SC 1.16 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.63 MK 0.98 NL 1.27 PT 1.09 ! SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 KP 0.96 LA 0.95 MK 1.05 ! NL 1.15 OV 1.05 PT 1.00* SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.58 MK 1.00 NL 1.30 PT 1.09 ! SC 1.09 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 1.03 LA 0.88 MK 1.06 ! NL 1.29 OV 1.01 PT 1.00* SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.69 MK 0.89 NL 1.25 PT 1.04 ! SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 0.98 LA 0.97 MK 0.97 ! NL 1.30 OV 1.02 PT 1.00* SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.66 MK 0.98 NL 1.11 PT 1.20 ! SC 0.94 ! ! ! Fit before self-cal, rms=0.065274Jy sigma=1.043897 ! Fit after self-cal, rms=0.070149Jy sigma=1.021564 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7159 mas, bmaj=2.33 mas, bpa=-5.105 degrees ! Estimated noise=0.336348 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 = -0.00101645 Jy ! Component: 100 - total flux cleaned = -0.00127584 Jy ! Component: 150 - total flux cleaned = -0.00149788 Jy ! Component: 200 - total flux cleaned = -0.00161449 Jy ! Total flux subtracted in 200 components = -0.00161449 Jy ! Clean residual min=-0.002636 max=0.002512 Jy/beam ! Clean residual mean=0.000008 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.0856922 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 29 components and 0.0856922 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=0.070077Jy sigma=1.020479 ! Fit after self-cal, rms=0.070642Jy sigma=1.017799 ! 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=0.070642Jy sigma=1.017799 ! Fit after self-cal, rms=0.073555Jy sigma=1.013796 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7252 mas, bmaj=2.339 mas, bpa=-5.062 degrees ! Estimated noise=0.342523 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000562721 Jy ! Component: 100 - total flux cleaned = -0.00068673 Jy ! Component: 150 - total flux cleaned = -0.000796839 Jy ! Component: 200 - total flux cleaned = -0.000895919 Jy ! Total flux subtracted in 200 components = -0.000895919 Jy ! Clean residual min=-0.002397 max=0.002116 Jy/beam ! Clean residual mean=0.000008 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.0847963 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.0847963 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=0.073514Jy sigma=1.013040 ! Fit after self-cal, rms=0.073720Jy sigma=1.012619 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 = -0.00014563 Jy ! Component: 100 - total flux cleaned = -0.000208646 Jy ! Component: 150 - total flux cleaned = -0.000294772 Jy ! Component: 200 - total flux cleaned = -0.000373463 Jy ! Total flux subtracted in 200 components = -0.000373463 Jy ! Clean residual min=-0.002477 max=0.002185 Jy/beam ! Clean residual mean=0.000010 rms=0.000577 Jy/beam ! Combined flux in latest and established models = 0.0844228 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 37 components and 0.0844228 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=0.073699Jy sigma=1.012202 ! Fit after self-cal, rms=0.073693Jy sigma=1.012075 ! 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=0.073693Jy sigma=1.012075 ! Fit after self-cal, rms=0.075889Jy sigma=1.008343 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7299 mas, bmaj=2.341 mas, bpa=-5.024 degrees ! Estimated noise=0.343528 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000761349 Jy ! Component: 100 - total flux cleaned = -0.000838613 Jy ! Component: 150 - total flux cleaned = -0.000927193 Jy ! Component: 200 - total flux cleaned = -0.000985673 Jy ! Total flux subtracted in 200 components = -0.000985673 Jy ! Clean residual min=-0.001584 max=0.001672 Jy/beam ! Clean residual mean=0.000005 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.0834371 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 43 components and 0.0834371 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=0.075871Jy sigma=1.008086 ! Fit after self-cal, rms=0.076014Jy sigma=1.007786 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 = -0.000102667 Jy ! Component: 100 - total flux cleaned = -0.000181862 Jy ! Component: 150 - total flux cleaned = -0.000235192 Jy ! Component: 200 - total flux cleaned = -0.000284586 Jy ! Total flux subtracted in 200 components = -0.000284586 Jy ! Clean residual min=-0.001653 max=0.001647 Jy/beam ! Clean residual mean=0.000007 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.0831526 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 44 components and 0.0831526 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=0.076005Jy sigma=1.007632 ! Fit after self-cal, rms=0.076007Jy sigma=1.007606 ! 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=0.076007Jy sigma=1.007606 ! Fit after self-cal, rms=0.076786Jy sigma=1.007524 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.438 mas, bmaj=8.406 mas, bpa=-4.087 degrees ! Estimated noise=0.460905 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000578814 Jy ! Component: 100 - total flux cleaned = -0.000665214 Jy ! Component: 150 - total flux cleaned = -0.000686281 Jy ! Component: 200 - total flux cleaned = -0.000706206 Jy ! Total flux subtracted in 200 components = -0.000706206 Jy ! Clean residual min=-0.001705 max=0.001669 Jy/beam ! Clean residual mean=0.000011 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.0824464 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 46 components and 0.0824464 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=0.076787Jy sigma=1.007530 ! Fit after self-cal, rms=0.076813Jy sigma=1.007361 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 = -0.000196914 Jy ! Component: 100 - total flux cleaned = -0.000196135 Jy ! Component: 150 - total flux cleaned = -0.000195877 Jy ! Component: 200 - total flux cleaned = -0.000206781 Jy ! Total flux subtracted in 200 components = -0.000206781 Jy ! Clean residual min=-0.001786 max=0.001687 Jy/beam ! Clean residual mean=0.000013 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.0822396 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 47 components and 0.0822396 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=0.076817Jy sigma=1.007407 ! Fit after self-cal, rms=0.076815Jy sigma=1.007398 ! 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=0.7313 mas, bmaj=2.346 mas, bpa=-4.985 degrees ! Estimated noise=0.343613 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7313 x 2.346 at -4.985 degrees (North through East) ! Clean map min=-0.0014302 max=0.061899 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=0.5495 mas, bmaj=1.9 mas, bpa=-4.98 degrees ! Estimated noise=0.725789 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0491295 Jy ! Component: 100 - total flux cleaned = 0.0652732 Jy ! Component: 150 - total flux cleaned = 0.074805 Jy ! Component: 200 - total flux cleaned = 0.0773266 Jy ! Total flux subtracted in 200 components = 0.0773266 Jy ! Clean residual min=-0.005013 max=0.004274 Jy/beam ! Clean residual mean=0.000008 rms=0.000819 Jy/beam ! Combined flux in latest and established models = 0.0773266 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0773266 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7313 mas, bmaj=2.346 mas, bpa=-4.985 degrees ! Estimated noise=0.343613 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) ! Added new window around map position (0.4, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00359597 Jy ! Component: 100 - total flux cleaned = 0.00419493 Jy ! Component: 150 - total flux cleaned = 0.00442291 Jy ! Component: 200 - total flux cleaned = 0.00452402 Jy ! Total flux subtracted in 200 components = 0.00452402 Jy ! Clean residual min=-0.001746 max=0.001691 Jy/beam ! Clean residual mean=0.000007 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.0818506 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 28 components and 0.0818506 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=2.438 mas, bmaj=8.406 mas, bpa=-4.087 degrees ! Estimated noise=0.460905 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00052138 Jy ! Component: 100 - total flux cleaned = 0.000563391 Jy ! Component: 150 - total flux cleaned = 0.000582811 Jy ! Component: 200 - total flux cleaned = 0.000568277 Jy ! Total flux subtracted in 200 components = 0.000568277 Jy ! Clean residual min=-0.001759 max=0.001745 Jy/beam ! Clean residual mean=0.000012 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.0824189 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 = -2.67917e-05 Jy ! Component: 100 - total flux cleaned = -3.92245e-05 Jy ! Component: 150 - total flux cleaned = -5.1352e-05 Jy ! Component: 200 - total flux cleaned = -6.24182e-05 Jy ! Total flux subtracted in 200 components = -6.24182e-05 Jy ! Clean residual min=-0.001731 max=0.001718 Jy/beam ! Clean residual mean=0.000012 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.0823565 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 35 components and 0.0823565 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7313 mas, bmaj=2.346 mas, bpa=-4.985 degrees ! Estimated noise=0.343613 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000117771 Jy ! Component: 100 - total flux cleaned = -7.76768e-05 Jy ! Component: 150 - total flux cleaned = -7.71693e-05 Jy ! Component: 200 - total flux cleaned = -7.54293e-05 Jy ! Total flux subtracted in 200 components = -7.54293e-05 Jy ! Clean residual min=-0.001584 max=0.001657 Jy/beam ! Clean residual mean=0.000006 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.082281 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 45 components and 0.0822811 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=0.076828Jy sigma=1.007631 ! Fit after self-cal, rms=0.076779Jy sigma=1.007477 wmodel J2351-4259_X_a_map.mod ! Writing 45 model components to file: J2351-4259_X_a_map.mod wobs J2351-4259_X_a_uvs.fits ! Writing UV FITS file: J2351-4259_X_a_uvs.fits wwins J2351-4259_X_a_map.win ! wwins: Wrote 3 windows to J2351-4259_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 = 8.71097e-05 Jy ! Component: 100 - total flux cleaned = 0.000142344 Jy ! Component: 150 - total flux cleaned = 4.27597e-05 Jy ! Component: 200 - total flux cleaned = 1.87224e-05 Jy ! Component: 250 - total flux cleaned = -9.42586e-05 Jy ! Component: 300 - total flux cleaned = -0.000224624 Jy ! Component: 350 - total flux cleaned = -0.000350824 Jy ! Component: 400 - total flux cleaned = -0.000432508 Jy ! Component: 450 - total flux cleaned = -0.000492161 Jy ! Component: 500 - total flux cleaned = -0.000530853 Jy ! Component: 550 - total flux cleaned = -0.000530373 Jy ! Component: 600 - total flux cleaned = -0.000548674 Jy ! Component: 650 - total flux cleaned = -0.000584536 Jy ! Component: 700 - total flux cleaned = -0.000619759 Jy ! Component: 750 - total flux cleaned = -0.000585319 Jy ! Component: 800 - total flux cleaned = -0.000619328 Jy ! Component: 850 - total flux cleaned = -0.000602224 Jy ! Component: 900 - total flux cleaned = -0.000585624 Jy ! Component: 950 - total flux cleaned = -0.000521114 Jy ! Component: 1000 - total flux cleaned = -0.00052087 Jy ! Component: 1050 - total flux cleaned = -0.000504901 Jy ! Component: 1100 - total flux cleaned = -0.000504494 Jy ! Component: 1150 - total flux cleaned = -0.000459004 Jy ! Component: 1200 - total flux cleaned = -0.000458523 Jy ! Component: 1250 - total flux cleaned = -0.000414383 Jy ! Component: 1300 - total flux cleaned = -0.00039959 Jy ! Component: 1350 - total flux cleaned = -0.00031422 Jy ! Component: 1400 - total flux cleaned = -0.000258423 Jy ! Component: 1450 - total flux cleaned = -0.000175786 Jy ! Component: 1500 - total flux cleaned = -0.000134995 Jy ! Component: 1550 - total flux cleaned = -6.76769e-05 Jy ! Component: 1600 - total flux cleaned = 1.1709e-05 Jy ! Component: 1650 - total flux cleaned = 6.39682e-05 Jy ! Component: 1700 - total flux cleaned = 0.000141261 Jy ! Component: 1750 - total flux cleaned = 0.000141071 Jy ! Component: 1800 - total flux cleaned = 0.000179 Jy ! Component: 1850 - total flux cleaned = 0.000204049 Jy ! Component: 1900 - total flux cleaned = 0.000216489 Jy ! Component: 1950 - total flux cleaned = 0.000240956 Jy ! Component: 2000 - total flux cleaned = 0.000301342 Jy ! Component: 2050 - total flux cleaned = 0.000301486 Jy ! Component: 2100 - total flux cleaned = 0.000313423 Jy ! Component: 2150 - total flux cleaned = 0.000325145 Jy ! Component: 2200 - total flux cleaned = 0.000302043 Jy ! Component: 2250 - total flux cleaned = 0.000336441 Jy ! Component: 2300 - total flux cleaned = 0.000324935 Jy ! Component: 2350 - total flux cleaned = 0.000324931 Jy ! Component: 2400 - total flux cleaned = 0.000324703 Jy ! Component: 2450 - total flux cleaned = 0.000302752 Jy ! Component: 2500 - total flux cleaned = 0.000302755 Jy ! Component: 2550 - total flux cleaned = 0.000291891 Jy ! Component: 2600 - total flux cleaned = 0.00029194 Jy ! Component: 2650 - total flux cleaned = 0.000281152 Jy ! Component: 2700 - total flux cleaned = 0.000313026 Jy ! Component: 2750 - total flux cleaned = 0.000281376 Jy ! Component: 2800 - total flux cleaned = 0.000291752 Jy ! Component: 2850 - total flux cleaned = 0.000281322 Jy ! Component: 2900 - total flux cleaned = 0.000281339 Jy ! Component: 2950 - total flux cleaned = 0.000271151 Jy ! Component: 3000 - total flux cleaned = 0.000250817 Jy ! Component: 3050 - total flux cleaned = 0.00022057 Jy ! Component: 3100 - total flux cleaned = 0.000240687 Jy ! Component: 3150 - total flux cleaned = 0.000220796 Jy ! Component: 3200 - total flux cleaned = 0.000240513 Jy ! Component: 3250 - total flux cleaned = 0.000220738 Jy ! Component: 3300 - total flux cleaned = 0.000201208 Jy ! Component: 3350 - total flux cleaned = 0.000172101 Jy ! Component: 3400 - total flux cleaned = 0.000123901 Jy ! Component: 3450 - total flux cleaned = 0.000114421 Jy ! Component: 3500 - total flux cleaned = 0.000133446 Jy ! Component: 3550 - total flux cleaned = 7.66145e-05 Jy ! Component: 3600 - total flux cleaned = 5.78947e-05 Jy ! Component: 3650 - total flux cleaned = 2.98029e-05 Jy ! Component: 3700 - total flux cleaned = 2.05e-05 Jy ! Component: 3750 - total flux cleaned = -3.50238e-05 Jy ! Component: 3800 - total flux cleaned = -5.33498e-05 Jy ! Component: 3850 - total flux cleaned = -8.99461e-05 Jy ! Component: 3900 - total flux cleaned = -0.000153735 Jy ! Component: 3950 - total flux cleaned = -0.000189919 Jy ! Component: 4000 - total flux cleaned = -0.000225948 Jy ! Component: 4050 - total flux cleaned = -0.000270806 Jy ! Total flux subtracted in 4096 components = -0.000306566 Jy ! Clean residual min=-0.000586 max=0.000601 Jy/beam ! Clean residual mean=0.000001 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.0819745 Jy keep ! Adding 275 model components to the UV plane model. ! The established model now contains 320 components and 0.0819744 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J2351-4259_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7313 x 2.346 at -4.985 degrees (North through East) ! Clean map min=-0.00093532 max=0.063043 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J2351-4259_X_a_map.fits wmodel /vlbi/uf001/uvm//J2351-4259_X_a_map.mod ! Writing 320 model components to file: /vlbi/uf001/uvm//J2351-4259_X_a_map.mod wobs /vlbi/uf001/uvm//J2351-4259_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J2351-4259_X_a_uvs.fits wwins /vlbi/uf001/uvm//J2351-4259_X_a_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uvm//J2351-4259_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0630433 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000150267 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.715066 0.715066 1.43013 2.86026 5.72053 11.4411 22.8821 45.7642 91.5284 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.063 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 419.541 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J2351-4259_X_a_dfm.log closed on Sun Jan 13 22:46:53 2019