! Started logfile: /vlbi/uf001/uva//J0901-0702_X_dfm.log on Mon Jan 14 00:13:20 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//J0901-0702_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0901-0702_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.992203 visibilities/baseline/integration-bin. ! Found source: J0901-0702 ! ! 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 30540 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 J0901-0702_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.007379Jy sigma=23.355629 ! Fit after self-cal, rms=0.931770Jy sigma=21.524728 ! 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=0.7168 mas, bmaj=1.738 mas, bpa=-4.652 degrees ! Estimated noise=0.339266 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 = 0.0515285 Jy ! Component: 100 - total flux cleaned = 0.0646652 Jy ! Total flux subtracted in 100 components = 0.0646652 Jy ! Clean residual min=-0.003626 max=0.007894 Jy/beam ! Clean residual mean=0.000000 rms=0.000879 Jy/beam ! Combined flux in latest and established models = 0.0646652 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0646652 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=0.070058Jy sigma=1.442046 ! Fit after self-cal, rms=0.069564Jy sigma=1.431583 ! Inverting map ! Added new window around map position (-1.4, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00795796 Jy ! Component: 100 - total flux cleaned = 0.0126444 Jy ! Total flux subtracted in 100 components = 0.0126444 Jy ! Clean residual min=-0.003213 max=0.005339 Jy/beam ! Clean residual mean=-0.000001 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 0.0773096 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.0773096 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=0.068303Jy sigma=1.390861 ! Fit after self-cal, rms=0.068236Jy sigma=1.388804 ! Inverting map ! Added new window around map position (1, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00482457 Jy ! Component: 100 - total flux cleaned = 0.00801447 Jy ! Total flux subtracted in 100 components = 0.00801447 Jy ! Clean residual min=-0.003298 max=0.003504 Jy/beam ! Clean residual mean=-0.000001 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 0.085324 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 27 components and 0.085324 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=0.067809Jy sigma=1.374618 ! Fit after self-cal, rms=0.067809Jy sigma=1.374249 ! 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=0.9214 mas, bmaj=2.114 mas, bpa=-3.472 degrees ! Estimated noise=0.181174 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 = 0.00401505 Jy ! Component: 100 - total flux cleaned = 0.00663281 Jy ! Component: 150 - total flux cleaned = 0.00857793 Jy ! Component: 200 - total flux cleaned = 0.0100538 Jy ! Total flux subtracted in 200 components = 0.0100538 Jy ! Clean residual min=-0.003327 max=0.003375 Jy/beam ! Clean residual mean=-0.000006 rms=0.000680 Jy/beam ! Combined flux in latest and established models = 0.0953779 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 45 components and 0.0953779 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=0.067585Jy sigma=1.364914 ! Fit after self-cal, rms=0.067586Jy sigma=1.364662 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9214 x 2.114 at -3.472 degrees (North through East) ! Clean map min=-0.0031805 max=0.068575 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 0.92 KP 1.08 ! LA 0.82 MK 1.03 NL 1.18 OV 0.93 ! PT 0.99 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 1.00 KP 1.04 ! LA 0.85 MK 1.06 NL 1.09 OV 0.97 ! PT 1.04 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.99 KP 1.03 ! LA 0.79 MK 1.08 NL 1.11 OV 0.97 ! PT 1.04 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.97 KP 1.04 ! LA 0.83 MK 1.04 NL 1.11 OV 0.95 ! PT 1.02 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.07 HN 1.02 KP 1.06 ! LA 0.85 MK 1.07 NL 1.11 OV 0.92 ! PT 1.03 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 0.93 KP 1.04 ! LA 0.81 MK 1.05 NL 1.10 OV 0.99 ! PT 1.03 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 0.99 KP 1.04 ! LA 0.83 MK 1.00 NL 1.15 OV 0.97 ! PT 1.02 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.02 KP 1.09 ! LA 0.83 MK 1.04 NL 1.07 OV 0.96 ! PT 1.00 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.05 HN 0.97 KP 1.06 ! LA 0.83 MK 1.02 NL 1.12 OV 0.94 ! PT 1.04 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 1.06 KP 1.08 ! LA 0.85 MK 1.00 NL 1.05 OV 0.95 ! PT 1.05 SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.92 KP 1.02 ! LA 0.83 MK 0.99 NL 1.09 OV 0.95 ! PT 1.05 SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.95 KP 1.05 ! LA 0.83 MK 0.92 NL 1.14 OV 0.96 ! PT 1.11 SC 0.90 ! ! ! Fit before self-cal, rms=0.067586Jy sigma=1.364662 ! Fit after self-cal, rms=0.066313Jy sigma=1.348320 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.925 mas, bmaj=2.128 mas, bpa=-2.968 degrees ! Estimated noise=0.180359 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 (-3.2, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0023699 Jy ! Component: 100 - total flux cleaned = 0.00225406 Jy ! Component: 150 - total flux cleaned = 0.00211566 Jy ! Component: 200 - total flux cleaned = 0.00199846 Jy ! Total flux subtracted in 200 components = 0.00199846 Jy ! Clean residual min=-0.002208 max=0.002057 Jy/beam ! Clean residual mean=-0.000007 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.0973763 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 0.0973763 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=0.066172Jy sigma=1.345070 ! Fit after self-cal, rms=0.066276Jy sigma=1.343977 ! 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=0.066276Jy sigma=1.343977 ! Fit after self-cal, rms=0.067646Jy sigma=1.329672 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9286 mas, bmaj=2.14 mas, bpa=-2.603 degrees ! Estimated noise=0.179976 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000823351 Jy ! Component: 100 - total flux cleaned = 0.000989035 Jy ! Component: 150 - total flux cleaned = 0.000988605 Jy ! Component: 200 - total flux cleaned = 0.00101523 Jy ! Total flux subtracted in 200 components = 0.00101523 Jy ! Clean residual min=-0.001071 max=0.001157 Jy/beam ! Clean residual mean=0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0983916 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 83 components and 0.0983916 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=0.067611Jy sigma=1.328872 ! Fit after self-cal, rms=0.067705Jy sigma=1.328340 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 = 0.000283417 Jy ! Component: 100 - total flux cleaned = 0.000284852 Jy ! Component: 150 - total flux cleaned = 0.000306212 Jy ! Component: 200 - total flux cleaned = 0.000305624 Jy ! Total flux subtracted in 200 components = 0.000305624 Jy ! Clean residual min=-0.001057 max=0.001126 Jy/beam ! Clean residual mean=0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0986972 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 90 components and 0.0986972 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=0.067688Jy sigma=1.328040 ! Fit after self-cal, rms=0.067686Jy sigma=1.328013 ! 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=0.067686Jy sigma=1.328013 ! Fit after self-cal, rms=0.068264Jy sigma=1.327471 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9278 mas, bmaj=2.141 mas, bpa=-2.527 degrees ! Estimated noise=0.179674 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000219619 Jy ! Component: 100 - total flux cleaned = 0.00028625 Jy ! Component: 150 - total flux cleaned = 0.000323792 Jy ! Component: 200 - total flux cleaned = 0.000340854 Jy ! Total flux subtracted in 200 components = 0.000340854 Jy ! Clean residual min=-0.000999 max=0.000983 Jy/beam ! Clean residual mean=0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0990381 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 100 components and 0.0990381 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=0.068250Jy sigma=1.327216 ! Fit after self-cal, rms=0.068269Jy sigma=1.327182 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 = 0.000101057 Jy ! Component: 100 - total flux cleaned = 0.00010003 Jy ! Component: 150 - total flux cleaned = 6.83777e-05 Jy ! Component: 200 - total flux cleaned = 6.85217e-05 Jy ! Total flux subtracted in 200 components = 6.85217e-05 Jy ! Clean residual min=-0.001002 max=0.000960 Jy/beam ! Clean residual mean=0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0991066 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 103 components and 0.0991066 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=0.068260Jy sigma=1.327039 ! Fit after self-cal, rms=0.068258Jy sigma=1.327027 ! 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=0.068258Jy sigma=1.327027 ! Fit after self-cal, rms=0.068338Jy sigma=1.327006 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.188 mas, bmaj=3.753 mas, bpa=1.908 degrees ! Estimated noise=0.214908 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.62063e-05 Jy ! Component: 100 - total flux cleaned = 1.22274e-05 Jy ! Component: 150 - total flux cleaned = 5.19209e-05 Jy ! Component: 200 - total flux cleaned = 7.5778e-05 Jy ! Total flux subtracted in 200 components = 7.5778e-05 Jy ! Clean residual min=-0.001034 max=0.000924 Jy/beam ! Clean residual mean=0.000003 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0991824 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 114 components and 0.0991824 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=0.068335Jy sigma=1.326972 ! Fit after self-cal, rms=0.068338Jy sigma=1.326951 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 = 6.15377e-06 Jy ! Component: 100 - total flux cleaned = 4.67321e-05 Jy ! Component: 150 - total flux cleaned = 7.75954e-05 Jy ! Component: 200 - total flux cleaned = 8.28872e-05 Jy ! Total flux subtracted in 200 components = 8.28872e-05 Jy ! Clean residual min=-0.001020 max=0.000922 Jy/beam ! Clean residual mean=0.000003 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0992653 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 123 components and 0.0992653 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=0.068338Jy sigma=1.326938 ! Fit after self-cal, rms=0.068338Jy sigma=1.326930 ! 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=0.9272 mas, bmaj=2.142 mas, bpa=-2.544 degrees ! Estimated noise=0.179675 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9272 x 2.142 at -2.544 degrees (North through East) ! Clean map min=-0.0009116 max=0.06837 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=0.7209 mas, bmaj=1.758 mas, bpa=-3.724 degrees ! Estimated noise=0.340237 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0516827 Jy ! Component: 100 - total flux cleaned = 0.0658417 Jy ! Component: 150 - total flux cleaned = 0.0738534 Jy ! Component: 200 - total flux cleaned = 0.0790672 Jy ! Total flux subtracted in 200 components = 0.0790672 Jy ! Clean residual min=-0.002434 max=0.002957 Jy/beam ! Clean residual mean=0.000001 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.0790671 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0790671 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9272 mas, bmaj=2.142 mas, bpa=-2.544 degrees ! Estimated noise=0.179675 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 = 0.0058795 Jy ! Component: 100 - total flux cleaned = 0.00965995 Jy ! Component: 150 - total flux cleaned = 0.0122655 Jy ! Component: 200 - total flux cleaned = 0.0141469 Jy ! Total flux subtracted in 200 components = 0.0141469 Jy ! Clean residual min=-0.001221 max=0.001151 Jy/beam ! Clean residual mean=0.000002 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0932141 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 38 components and 0.0932141 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=2.188 mas, bmaj=3.753 mas, bpa=1.908 degrees ! Estimated noise=0.214908 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00187852 Jy ! Component: 100 - total flux cleaned = 0.00297248 Jy ! Component: 150 - total flux cleaned = 0.00373082 Jy ! Component: 200 - total flux cleaned = 0.0042925 Jy ! Total flux subtracted in 200 components = 0.0042925 Jy ! Clean residual min=-0.001033 max=0.000884 Jy/beam ! Clean residual mean=0.000004 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0975066 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000424019 Jy ! Component: 100 - total flux cleaned = 0.000747904 Jy ! Component: 150 - total flux cleaned = 0.000996442 Jy ! Component: 200 - total flux cleaned = 0.001153 Jy ! Total flux subtracted in 200 components = 0.001153 Jy ! Clean residual min=-0.001001 max=0.000893 Jy/beam ! Clean residual mean=0.000003 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0986596 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 78 components and 0.0986595 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9272 mas, bmaj=2.142 mas, bpa=-2.544 degrees ! Estimated noise=0.179675 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.16309e-05 Jy ! Component: 100 - total flux cleaned = 6.34603e-06 Jy ! Component: 150 - total flux cleaned = 2.8803e-05 Jy ! Component: 200 - total flux cleaned = 2.84895e-05 Jy ! Total flux subtracted in 200 components = 2.84895e-05 Jy ! Clean residual min=-0.001062 max=0.000931 Jy/beam ! Clean residual mean=0.000002 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.098688 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 90 components and 0.098688 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=0.068360Jy sigma=1.327080 ! Fit after self-cal, rms=0.068354Jy sigma=1.327016 wmodel J0901-0702_X_map.mod ! Writing 90 model components to file: J0901-0702_X_map.mod wobs J0901-0702_X_uvs.fits ! Writing UV FITS file: J0901-0702_X_uvs.fits wwins J0901-0702_X_map.win ! wwins: Wrote 4 windows to J0901-0702_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 = -0.000339477 Jy ! Component: 100 - total flux cleaned = -0.000444581 Jy ! Component: 150 - total flux cleaned = -0.000545828 Jy ! Component: 200 - total flux cleaned = -0.000627786 Jy ! Component: 250 - total flux cleaned = -0.000803864 Jy ! Component: 300 - total flux cleaned = -0.000912987 Jy ! Component: 350 - total flux cleaned = -0.00103539 Jy ! Component: 400 - total flux cleaned = -0.00112537 Jy ! Component: 450 - total flux cleaned = -0.00124274 Jy ! Component: 500 - total flux cleaned = -0.00131462 Jy ! Component: 550 - total flux cleaned = -0.00135725 Jy ! Component: 600 - total flux cleaned = -0.00141323 Jy ! Component: 650 - total flux cleaned = -0.00145444 Jy ! Component: 700 - total flux cleaned = -0.00150869 Jy ! Component: 750 - total flux cleaned = -0.00152226 Jy ! Component: 800 - total flux cleaned = -0.00158903 Jy ! Component: 850 - total flux cleaned = -0.00162854 Jy ! Component: 900 - total flux cleaned = -0.00171957 Jy ! Component: 950 - total flux cleaned = -0.00174536 Jy ! Component: 1000 - total flux cleaned = -0.00183443 Jy ! Component: 1050 - total flux cleaned = -0.00185972 Jy ! Component: 1100 - total flux cleaned = -0.00194725 Jy ! Component: 1150 - total flux cleaned = -0.00199679 Jy ! Component: 1200 - total flux cleaned = -0.00204585 Jy ! Component: 1250 - total flux cleaned = -0.00211893 Jy ! Component: 1300 - total flux cleaned = -0.00222726 Jy ! Component: 1350 - total flux cleaned = -0.00221526 Jy ! Component: 1400 - total flux cleaned = -0.00231014 Jy ! Component: 1450 - total flux cleaned = -0.00234548 Jy ! Component: 1500 - total flux cleaned = -0.00239215 Jy ! Component: 1550 - total flux cleaned = -0.00245012 Jy ! Component: 1600 - total flux cleaned = -0.0024846 Jy ! Component: 1650 - total flux cleaned = -0.00249613 Jy ! Component: 1700 - total flux cleaned = -0.00262045 Jy ! Component: 1750 - total flux cleaned = -0.00259803 Jy ! Component: 1800 - total flux cleaned = -0.00264268 Jy ! Component: 1850 - total flux cleaned = -0.0026759 Jy ! Component: 1900 - total flux cleaned = -0.00276376 Jy ! Component: 1950 - total flux cleaned = -0.00281826 Jy ! Component: 2000 - total flux cleaned = -0.0027856 Jy ! Component: 2050 - total flux cleaned = -0.00279645 Jy ! Component: 2100 - total flux cleaned = -0.00285 Jy ! Component: 2150 - total flux cleaned = -0.00288183 Jy ! Component: 2200 - total flux cleaned = -0.00291347 Jy ! Component: 2250 - total flux cleaned = -0.00295541 Jy ! Component: 2300 - total flux cleaned = -0.00295542 Jy ! Component: 2350 - total flux cleaned = -0.00296576 Jy ! Component: 2400 - total flux cleaned = -0.00300692 Jy ! Component: 2450 - total flux cleaned = -0.00304788 Jy ! Component: 2500 - total flux cleaned = -0.00305795 Jy ! Component: 2550 - total flux cleaned = -0.00307813 Jy ! Component: 2600 - total flux cleaned = -0.0030983 Jy ! Component: 2650 - total flux cleaned = -0.00315828 Jy ! Component: 2700 - total flux cleaned = -0.00312838 Jy ! Component: 2750 - total flux cleaned = -0.00316792 Jy ! Component: 2800 - total flux cleaned = -0.00314835 Jy ! Component: 2850 - total flux cleaned = -0.00317769 Jy ! Component: 2900 - total flux cleaned = -0.0031972 Jy ! Component: 2950 - total flux cleaned = -0.00327456 Jy ! Component: 3000 - total flux cleaned = -0.00324565 Jy ! Component: 3050 - total flux cleaned = -0.00325519 Jy ! Component: 3100 - total flux cleaned = -0.00327422 Jy ! Component: 3150 - total flux cleaned = -0.00332155 Jy ! Component: 3200 - total flux cleaned = -0.00334041 Jy ! Component: 3250 - total flux cleaned = -0.00336854 Jy ! Component: 3300 - total flux cleaned = -0.00336852 Jy ! Component: 3350 - total flux cleaned = -0.00339634 Jy ! Component: 3400 - total flux cleaned = -0.0034148 Jy ! Component: 3450 - total flux cleaned = -0.00344251 Jy ! Component: 3500 - total flux cleaned = -0.00346073 Jy ! Component: 3550 - total flux cleaned = -0.00348806 Jy ! Component: 3600 - total flux cleaned = -0.003479 Jy ! Component: 3650 - total flux cleaned = -0.00349709 Jy ! Component: 3700 - total flux cleaned = -0.00347906 Jy ! Component: 3750 - total flux cleaned = -0.00349696 Jy ! Component: 3800 - total flux cleaned = -0.00355031 Jy ! Component: 3850 - total flux cleaned = -0.00354151 Jy ! Component: 3900 - total flux cleaned = -0.0035591 Jy ! Component: 3950 - total flux cleaned = -0.00354155 Jy ! Component: 4000 - total flux cleaned = -0.00357652 Jy ! Component: 4050 - total flux cleaned = -0.00357655 Jy ! Total flux subtracted in 4096 components = -0.0035851 Jy ! Clean residual min=-0.000501 max=0.000509 Jy/beam ! Clean residual mean=0.000001 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.0951029 Jy keep ! Adding 322 model components to the UV plane model. ! The established model now contains 412 components and 0.0951029 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0901-0702_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9272 x 2.142 at -2.544 degrees (North through East) ! Clean map min=-0.00090765 max=0.068269 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0901-0702_X_map.fits wmodel /vlbi/uf001/uva//J0901-0702_X_map.mod ! Writing 412 model components to file: /vlbi/uf001/uva//J0901-0702_X_map.mod wobs /vlbi/uf001/uva//J0901-0702_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0901-0702_X_uvs.fits wwins /vlbi/uf001/uva//J0901-0702_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0901-0702_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0682688 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0001498 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.658281 0.658281 1.31656 2.63312 5.26625 10.5325 21.065 42.13 84.26 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.068 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 455.732 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0901-0702_X_dfm.log closed on Mon Jan 14 00:13:25 2019