! Started logfile: /vlbi/uf001/uva//J1908-2509_X_dfm.log on Mon Jan 14 04:56:25 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//J1908-2509_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1908-2509_X_uva.fits ! AN table 1: 48 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.888889 visibilities/baseline/integration-bin. ! Found source: J1908-2509 ! ! 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 18432 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 J1908-2509_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002547Jy sigma=20.818185 ! Fit after self-cal, rms=0.969985Jy sigma=20.150079 ! 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=0.5846 mas, bmaj=1.571 mas, bpa=-2.8 degrees ! Estimated noise=0.532471 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 = 0.0252938 Jy ! Component: 100 - total flux cleaned = 0.0309361 Jy ! Total flux subtracted in 100 components = 0.0309361 Jy ! Clean residual min=-0.002903 max=0.002865 Jy/beam ! Clean residual mean=-0.000001 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.0309361 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0309361 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=0.062629Jy sigma=1.176276 ! Fit after self-cal, rms=0.060880Jy sigma=1.137546 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00401816 Jy ! Component: 100 - total flux cleaned = 0.00530459 Jy ! Total flux subtracted in 100 components = 0.00530459 Jy ! Clean residual min=-0.002670 max=0.002981 Jy/beam ! Clean residual mean=-0.000000 rms=0.000643 Jy/beam ! Combined flux in latest and established models = 0.0362407 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 7 components and 0.0362407 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=0.060669Jy sigma=1.133523 ! Fit after self-cal, rms=0.060654Jy sigma=1.133003 ! 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=0.7573 mas, bmaj=1.906 mas, bpa=-2.615 degrees ! Estimated noise=0.255753 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 = 6.26851e-06 Jy ! Component: 100 - total flux cleaned = -3.92012e-05 Jy ! Component: 150 - total flux cleaned = -2.08192e-05 Jy ! Component: 200 - total flux cleaned = -2.08782e-05 Jy ! Total flux subtracted in 200 components = -2.08782e-05 Jy ! Clean residual min=-0.002159 max=0.002211 Jy/beam ! Clean residual mean=-0.000001 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.0362198 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 17 components and 0.0362198 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=0.060636Jy sigma=1.132559 ! Fit after self-cal, rms=0.060624Jy sigma=1.132451 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7573 x 1.906 at -2.615 degrees (North through East) ! Clean map min=-0.001981 max=0.034838 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.91 KP 0.92 LA 1.01 ! MK 1.10 NL 1.32 OV 0.88 PT 0.90 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 0.85 KP 0.92 LA 1.03 ! MK 1.12 NL 1.22 OV 0.97 PT 1.04 ! SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 HN 0.74 KP 0.97 LA 0.92 ! MK 1.11 NL 1.20 OV 0.95 PT 0.97 ! SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.29 HN 1.00 KP 1.05 LA 0.98 ! MK 1.02 NL 1.24 OV 0.90 PT 0.93 ! SC 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.81 KP 1.02 LA 1.00 ! MK 1.09 NL 1.34 OV 0.86 PT 0.96 ! SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 0.89 KP 1.09 LA 1.01 ! MK 0.86 NL 1.22 OV 0.89 PT 1.00 ! SC 1.08 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.78 KP 1.19 LA 0.96 ! MK 1.08 NL 1.19 OV 0.84 PT 1.03 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 HN 0.79 KP 0.91 LA 1.09 ! MK 0.97 NL 1.29 OV 0.83 PT 1.04 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.78 KP 0.95 LA 1.06 ! MK 0.91 NL 1.29 OV 0.90 PT 1.02 ! SC 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.78 KP 1.07 LA 1.12 ! MK 1.00 NL 1.17 OV 0.82 PT 0.97 ! SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 0.81 KP 0.88 LA 1.01 ! MK 0.97 NL 1.19 OV 0.85 PT 0.95 ! SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.69 KP 0.88 LA 1.02 ! MK 0.80 NL 1.24 OV 0.86 PT 0.88 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.060624Jy sigma=1.132451 ! Fit after self-cal, rms=0.058519Jy sigma=1.126243 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7511 mas, bmaj=1.906 mas, bpa=-2.328 degrees ! Estimated noise=0.254049 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 = 0.00011967 Jy ! Component: 100 - total flux cleaned = 5.44385e-05 Jy ! Component: 150 - total flux cleaned = 4.42379e-05 Jy ! Component: 200 - total flux cleaned = 2.66054e-05 Jy ! Total flux subtracted in 200 components = 2.66054e-05 Jy ! Clean residual min=-0.001350 max=0.001592 Jy/beam ! Clean residual mean=0.000002 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0362464 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 22 components and 0.0362464 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=0.058513Jy sigma=1.126150 ! Fit after self-cal, rms=0.058663Jy sigma=1.124440 ! 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=0.058663Jy sigma=1.124440 ! Fit after self-cal, rms=0.059624Jy sigma=1.123626 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7499 mas, bmaj=1.908 mas, bpa=-2.477 degrees ! Estimated noise=0.254962 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000106839 Jy ! Component: 100 - total flux cleaned = 8.92857e-05 Jy ! Component: 150 - total flux cleaned = 8.89512e-05 Jy ! Component: 200 - total flux cleaned = 8.86479e-05 Jy ! Total flux subtracted in 200 components = 8.86479e-05 Jy ! Clean residual min=-0.001331 max=0.001544 Jy/beam ! Clean residual mean=0.000001 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.0363351 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 22 components and 0.0363351 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=0.059620Jy sigma=1.123568 ! Fit after self-cal, rms=0.059710Jy sigma=1.123332 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 (-2.6, 23.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135973 Jy ! Component: 100 - total flux cleaned = 0.00200005 Jy ! Component: 150 - total flux cleaned = 0.00214284 Jy ! Component: 200 - total flux cleaned = 0.00220611 Jy ! Total flux subtracted in 200 components = 0.00220611 Jy ! Clean residual min=-0.001269 max=0.001335 Jy/beam ! Clean residual mean=0.000001 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.0385412 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 40 components and 0.0385412 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=0.059678Jy sigma=1.122664 ! Fit after self-cal, rms=0.059660Jy sigma=1.122154 ! 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=0.059660Jy sigma=1.122154 ! Fit after self-cal, rms=0.060659Jy sigma=1.120980 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7488 mas, bmaj=1.908 mas, bpa=-2.578 degrees ! Estimated noise=0.254916 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000826265 Jy ! Component: 100 - total flux cleaned = 0.000986754 Jy ! Component: 150 - total flux cleaned = 0.00106918 Jy ! Component: 200 - total flux cleaned = 0.00111438 Jy ! Total flux subtracted in 200 components = 0.00111438 Jy ! Clean residual min=-0.001213 max=0.001292 Jy/beam ! Clean residual mean=0.000000 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0396556 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 48 components and 0.0396556 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=0.060645Jy sigma=1.120726 ! Fit after self-cal, rms=0.060691Jy sigma=1.120131 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 (-24, -21.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123048 Jy ! Component: 100 - total flux cleaned = 0.00190654 Jy ! Component: 150 - total flux cleaned = 0.00224918 Jy ! Component: 200 - total flux cleaned = 0.00246242 Jy ! Total flux subtracted in 200 components = 0.00246242 Jy ! Clean residual min=-0.001203 max=0.001060 Jy/beam ! Clean residual mean=0.000000 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.042118 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 66 components and 0.042118 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=0.060660Jy sigma=1.119580 ! Fit after self-cal, rms=0.060639Jy sigma=1.119256 ! 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=0.060639Jy sigma=1.119256 ! Fit after self-cal, rms=0.061047Jy sigma=1.119130 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.224 mas, bmaj=5.311 mas, bpa=1.303 degrees ! Estimated noise=0.343282 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000998502 Jy ! Component: 100 - total flux cleaned = 0.00133454 Jy ! Component: 150 - total flux cleaned = 0.00148753 Jy ! Component: 200 - total flux cleaned = 0.00160775 Jy ! Total flux subtracted in 200 components = 0.00160775 Jy ! Clean residual min=-0.001250 max=0.001248 Jy/beam ! Clean residual mean=0.000001 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.0437257 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 77 components and 0.0437257 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=0.061035Jy sigma=1.118968 ! Fit after self-cal, rms=0.061056Jy sigma=1.118655 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 = 0.000684519 Jy ! Component: 100 - total flux cleaned = 0.000844652 Jy ! Component: 150 - total flux cleaned = 0.000913734 Jy ! Component: 200 - total flux cleaned = 0.000912999 Jy ! Total flux subtracted in 200 components = 0.000912999 Jy ! Clean residual min=-0.001209 max=0.001232 Jy/beam ! Clean residual mean=0.000002 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.0446387 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 85 components and 0.0446387 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=0.061050Jy sigma=1.118624 ! Fit after self-cal, rms=0.061046Jy sigma=1.118557 ! 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=0.7485 mas, bmaj=1.908 mas, bpa=-2.607 degrees ! Estimated noise=0.254561 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7485 x 1.908 at -2.607 degrees (North through East) ! Clean map min=-0.0010451 max=0.034746 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=0.5808 mas, bmaj=1.584 mas, bpa=-2.762 degrees ! Estimated noise=0.521661 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0269718 Jy ! Component: 100 - total flux cleaned = 0.0330732 Jy ! Component: 150 - total flux cleaned = 0.0360445 Jy ! Component: 200 - total flux cleaned = 0.0382411 Jy ! Total flux subtracted in 200 components = 0.0382411 Jy ! Clean residual min=-0.002324 max=0.002464 Jy/beam ! Clean residual mean=0.000001 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.0382411 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 0.0382411 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7485 mas, bmaj=1.908 mas, bpa=-2.607 degrees ! Estimated noise=0.254561 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 = 0.00235203 Jy ! Component: 100 - total flux cleaned = 0.00398392 Jy ! Component: 150 - total flux cleaned = 0.00504532 Jy ! Component: 200 - total flux cleaned = 0.00563164 Jy ! Total flux subtracted in 200 components = 0.00563164 Jy ! Clean residual min=-0.001392 max=0.001205 Jy/beam ! Clean residual mean=0.000001 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.0438727 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 40 components and 0.0438727 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=2.224 mas, bmaj=5.311 mas, bpa=1.303 degrees ! Estimated noise=0.343282 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104465 Jy ! Component: 100 - total flux cleaned = 0.00128806 Jy ! Component: 150 - total flux cleaned = 0.001412 Jy ! Component: 200 - total flux cleaned = 0.00147609 Jy ! Total flux subtracted in 200 components = 0.00147609 Jy ! Clean residual min=-0.001269 max=0.001347 Jy/beam ! Clean residual mean=0.000002 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.0453488 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.77941e-05 Jy ! Component: 100 - total flux cleaned = 7.20247e-05 Jy ! Component: 150 - total flux cleaned = 0.000101395 Jy ! Component: 200 - total flux cleaned = 8.88416e-05 Jy ! Total flux subtracted in 200 components = 8.88416e-05 Jy ! Clean residual min=-0.001221 max=0.001256 Jy/beam ! Clean residual mean=0.000002 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.0454376 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 58 components and 0.0454376 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7485 mas, bmaj=1.908 mas, bpa=-2.607 degrees ! Estimated noise=0.254561 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000123413 Jy ! Component: 100 - total flux cleaned = 0.000250327 Jy ! Component: 150 - total flux cleaned = 0.000315543 Jy ! Component: 200 - total flux cleaned = 0.000391465 Jy ! Total flux subtracted in 200 components = 0.000391465 Jy ! Clean residual min=-0.001200 max=0.001118 Jy/beam ! Clean residual mean=0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0458291 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 67 components and 0.0458291 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=0.061052Jy sigma=1.118771 ! Fit after self-cal, rms=0.061056Jy sigma=1.118656 wmodel J1908-2509_X_map.mod ! Writing 67 model components to file: J1908-2509_X_map.mod wobs J1908-2509_X_uvs.fits ! Writing UV FITS file: J1908-2509_X_uvs.fits wwins J1908-2509_X_map.win ! wwins: Wrote 3 windows to J1908-2509_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 = -0.000258795 Jy ! Component: 100 - total flux cleaned = -0.000337422 Jy ! Component: 150 - total flux cleaned = -0.000356215 Jy ! Component: 200 - total flux cleaned = -0.000373943 Jy ! Component: 250 - total flux cleaned = -0.000408095 Jy ! Component: 300 - total flux cleaned = -0.000523488 Jy ! Component: 350 - total flux cleaned = -0.000571542 Jy ! Component: 400 - total flux cleaned = -0.000650125 Jy ! Component: 450 - total flux cleaned = -0.000711188 Jy ! Component: 500 - total flux cleaned = -0.000725875 Jy ! Component: 550 - total flux cleaned = -0.00074047 Jy ! Component: 600 - total flux cleaned = -0.000726393 Jy ! Component: 650 - total flux cleaned = -0.000698882 Jy ! Component: 700 - total flux cleaned = -0.000685455 Jy ! Component: 750 - total flux cleaned = -0.000672102 Jy ! Component: 800 - total flux cleaned = -0.00067209 Jy ! Component: 850 - total flux cleaned = -0.000672081 Jy ! Component: 900 - total flux cleaned = -0.00069771 Jy ! Component: 950 - total flux cleaned = -0.000710213 Jy ! Component: 1000 - total flux cleaned = -0.000759954 Jy ! Component: 1050 - total flux cleaned = -0.000759672 Jy ! Component: 1100 - total flux cleaned = -0.000747591 Jy ! Component: 1150 - total flux cleaned = -0.000771555 Jy ! Component: 1200 - total flux cleaned = -0.000771649 Jy ! Component: 1250 - total flux cleaned = -0.000771808 Jy ! Component: 1300 - total flux cleaned = -0.000794813 Jy ! Component: 1350 - total flux cleaned = -0.000839726 Jy ! Component: 1400 - total flux cleaned = -0.000850847 Jy ! Component: 1450 - total flux cleaned = -0.000872857 Jy ! Component: 1500 - total flux cleaned = -0.000894488 Jy ! Component: 1550 - total flux cleaned = -0.000915984 Jy ! Component: 1600 - total flux cleaned = -0.000947801 Jy ! Component: 1650 - total flux cleaned = -0.000978998 Jy ! Component: 1700 - total flux cleaned = -0.00101003 Jy ! Component: 1750 - total flux cleaned = -0.00104048 Jy ! Component: 1800 - total flux cleaned = -0.00107088 Jy ! Component: 1850 - total flux cleaned = -0.0011508 Jy ! Component: 1900 - total flux cleaned = -0.00115082 Jy ! Component: 1950 - total flux cleaned = -0.00118033 Jy ! Component: 2000 - total flux cleaned = -0.00122893 Jy ! Component: 2050 - total flux cleaned = -0.0012482 Jy ! Component: 2100 - total flux cleaned = -0.0012767 Jy ! Component: 2150 - total flux cleaned = -0.00132385 Jy ! Component: 2200 - total flux cleaned = -0.00134247 Jy ! Component: 2250 - total flux cleaned = -0.00138875 Jy ! Component: 2300 - total flux cleaned = -0.00141624 Jy ! Component: 2350 - total flux cleaned = -0.00145265 Jy ! Component: 2400 - total flux cleaned = -0.0014977 Jy ! Component: 2450 - total flux cleaned = -0.00152447 Jy ! Component: 2500 - total flux cleaned = -0.0015688 Jy ! Component: 2550 - total flux cleaned = -0.00161264 Jy ! Component: 2600 - total flux cleaned = -0.00163865 Jy ! Component: 2650 - total flux cleaned = -0.00166456 Jy ! Component: 2700 - total flux cleaned = -0.00169878 Jy ! Component: 2750 - total flux cleaned = -0.00171577 Jy ! Component: 2800 - total flux cleaned = -0.00175779 Jy ! Component: 2850 - total flux cleaned = -0.00179955 Jy ! Component: 2900 - total flux cleaned = -0.00182452 Jy ! Component: 2950 - total flux cleaned = -0.00189841 Jy ! Component: 3000 - total flux cleaned = -0.00189836 Jy ! Component: 3050 - total flux cleaned = -0.00195492 Jy ! Component: 3100 - total flux cleaned = -0.001971 Jy ! Component: 3150 - total flux cleaned = -0.00197097 Jy ! Component: 3200 - total flux cleaned = -0.00200262 Jy ! Component: 3250 - total flux cleaned = -0.00200261 Jy ! Component: 3300 - total flux cleaned = -0.00204155 Jy ! Component: 3350 - total flux cleaned = -0.00204156 Jy ! Component: 3400 - total flux cleaned = -0.00207231 Jy ! Component: 3450 - total flux cleaned = -0.00204178 Jy ! Component: 3500 - total flux cleaned = -0.00207207 Jy ! Component: 3550 - total flux cleaned = -0.00204944 Jy ! Component: 3600 - total flux cleaned = -0.002042 Jy ! Component: 3650 - total flux cleaned = -0.00204945 Jy ! Component: 3700 - total flux cleaned = -0.00207156 Jy ! Component: 3750 - total flux cleaned = -0.00206428 Jy ! Component: 3800 - total flux cleaned = -0.00207877 Jy ! Component: 3850 - total flux cleaned = -0.00208597 Jy ! Component: 3900 - total flux cleaned = -0.00208599 Jy ! Component: 3950 - total flux cleaned = -0.00211456 Jy ! Component: 4000 - total flux cleaned = -0.00209327 Jy ! Component: 4050 - total flux cleaned = -0.00208622 Jy ! Total flux subtracted in 4096 components = -0.00211428 Jy ! Clean residual min=-0.000462 max=0.000407 Jy/beam ! Clean residual mean=0.000001 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0437148 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 363 components and 0.0437148 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1908-2509_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7485 x 1.908 at -2.607 degrees (North through East) ! Clean map min=-0.00078776 max=0.034258 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1908-2509_X_map.fits wmodel /vlbi/uf001/uva//J1908-2509_X_map.mod ! Writing 363 model components to file: /vlbi/uf001/uva//J1908-2509_X_map.mod wobs /vlbi/uf001/uva//J1908-2509_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1908-2509_X_uvs.fits wwins /vlbi/uf001/uva//J1908-2509_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1908-2509_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.034258 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000115077 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.00774 1.00774 2.01548 4.03095 8.06191 16.1238 32.2476 64.4953 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.034 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 297.696 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1908-2509_X_dfm.log closed on Mon Jan 14 04:56:30 2019