! Started logfile: /vlbi/uf001/uva//J1942+4129_X_dfm.log on Mon Jan 14 05:12:39 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//J1942+4129_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1942+4129_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.780952 visibilities/baseline/integration-bin. ! Found source: J1942+4129 ! ! 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 17712 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 J1942+4129_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 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004186Jy sigma=23.528899 ! Fit after self-cal, rms=0.877586Jy sigma=20.541134 ! 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=0.7815 mas, bmaj=1.206 mas, bpa=-7.527 degrees ! Estimated noise=0.437888 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 = 0.091594 Jy ! Component: 100 - total flux cleaned = 0.113751 Jy ! Total flux subtracted in 100 components = 0.113751 Jy ! Clean residual min=-0.005115 max=0.008618 Jy/beam ! Clean residual mean=0.000000 rms=0.001034 Jy/beam ! Combined flux in latest and established models = 0.113751 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.113751 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=0.059289Jy sigma=1.333902 ! Fit after self-cal, rms=0.059280Jy sigma=1.333641 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00924709 Jy ! Component: 100 - total flux cleaned = 0.0139224 Jy ! Total flux subtracted in 100 components = 0.0139224 Jy ! Clean residual min=-0.003746 max=0.006133 Jy/beam ! Clean residual mean=0.000000 rms=0.000878 Jy/beam ! Combined flux in latest and established models = 0.127673 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.127673 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=0.057232Jy sigma=1.283055 ! Fit after self-cal, rms=0.057228Jy sigma=1.282820 ! Inverting map ! Added new window around map position (0.2, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00536973 Jy ! Component: 100 - total flux cleaned = 0.00836233 Jy ! Total flux subtracted in 100 components = 0.00836233 Jy ! Clean residual min=-0.003494 max=0.004365 Jy/beam ! Clean residual mean=0.000001 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.136036 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.136036 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=0.056457Jy sigma=1.262368 ! Fit after self-cal, rms=0.056404Jy sigma=1.261177 ! 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=0.9941 mas, bmaj=1.508 mas, bpa=-5.935 degrees ! Estimated noise=0.248841 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 (1.4, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00551751 Jy ! Component: 100 - total flux cleaned = 0.00893595 Jy ! Component: 150 - total flux cleaned = 0.0113502 Jy ! Component: 200 - total flux cleaned = 0.0125141 Jy ! Total flux subtracted in 200 components = 0.0125141 Jy ! Clean residual min=-0.003379 max=0.003958 Jy/beam ! Clean residual mean=0.000000 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.14855 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 45 components and 0.14855 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=0.055808Jy sigma=1.245625 ! Fit after self-cal, rms=0.055757Jy sigma=1.244528 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9941 x 1.508 at -5.935 degrees (North through East) ! Clean map min=-0.0030817 max=0.12168 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.97 KP 1.02 ! LA 0.97 MK 1.06 NL 1.16 OV 0.91 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.95 KP 1.07 ! LA 1.02 MK 1.03 NL 1.12 OV 0.93 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.97 KP 1.02 ! LA 0.97 MK 1.00 NL 1.13 OV 0.91 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 0.94 KP 1.00 ! LA 1.02 MK 1.01 NL 1.12 OV 0.92 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.99 KP 0.99 ! LA 1.01 MK 1.03 NL 1.12 OV 0.89 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.95 KP 0.99 ! LA 1.01 MK 1.03 NL 1.16 OV 0.89 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 1.03 KP 1.00 ! LA 0.99 MK 1.03 NL 1.10 OV 0.92 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.94 KP 1.03 ! LA 1.01 MK 1.02 NL 1.14 OV 0.94 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.96 KP 1.03 ! LA 1.00 MK 1.00 NL 1.09 OV 0.91 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 1.00 KP 1.04 ! LA 1.02 MK 1.01 NL 1.12 OV 0.87 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.00 KP 1.05 ! LA 0.99 MK 1.01 NL 1.12 OV 0.89 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.97 HN 0.95 KP 1.01 ! LA 1.03 MK 1.04 NL 1.11 OV 0.92 ! PT 0.95 SC 1.01 ! ! ! Fit before self-cal, rms=0.055757Jy sigma=1.244528 ! Fit after self-cal, rms=0.054653Jy sigma=1.220538 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9957 mas, bmaj=1.517 mas, bpa=-5.515 degrees ! Estimated noise=0.248217 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 = -0.00120617 Jy ! Component: 100 - total flux cleaned = -0.00140745 Jy ! Component: 150 - total flux cleaned = -0.0015095 Jy ! Component: 200 - total flux cleaned = -0.00151006 Jy ! Total flux subtracted in 200 components = -0.00151006 Jy ! Clean residual min=-0.001427 max=0.001337 Jy/beam ! Clean residual mean=0.000001 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.14704 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 60 components and 0.14704 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=0.054595Jy sigma=1.219253 ! Fit after self-cal, rms=0.054623Jy sigma=1.218937 ! 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=0.054623Jy sigma=1.218937 ! Fit after self-cal, rms=0.054470Jy sigma=1.214596 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9956 mas, bmaj=1.516 mas, bpa=-5.802 degrees ! Estimated noise=0.248155 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000635266 Jy ! Component: 100 - total flux cleaned = -0.000915423 Jy ! Component: 150 - total flux cleaned = -0.00109973 Jy ! Component: 200 - total flux cleaned = -0.00114531 Jy ! Total flux subtracted in 200 components = -0.00114531 Jy ! Clean residual min=-0.001297 max=0.001256 Jy/beam ! Clean residual mean=0.000001 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.145894 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 71 components and 0.145894 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=0.054439Jy sigma=1.213936 ! Fit after self-cal, rms=0.054441Jy sigma=1.213841 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 = -0.000149876 Jy ! Component: 100 - total flux cleaned = -0.000295868 Jy ! Component: 150 - total flux cleaned = -0.000349752 Jy ! Component: 200 - total flux cleaned = -0.000382107 Jy ! Total flux subtracted in 200 components = -0.000382107 Jy ! Clean residual min=-0.001270 max=0.001224 Jy/beam ! Clean residual mean=0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.145512 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 73 components and 0.145512 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=0.054428Jy sigma=1.213557 ! Fit after self-cal, rms=0.054427Jy sigma=1.213537 ! 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=0.054427Jy sigma=1.213537 ! Fit after self-cal, rms=0.054384Jy sigma=1.213385 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9945 mas, bmaj=1.515 mas, bpa=-5.907 degrees ! Estimated noise=0.248153 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000281827 Jy ! Component: 100 - total flux cleaned = -0.000428805 Jy ! Component: 150 - total flux cleaned = -0.000482424 Jy ! Component: 200 - total flux cleaned = -0.000513639 Jy ! Total flux subtracted in 200 components = -0.000513639 Jy ! Clean residual min=-0.001243 max=0.001176 Jy/beam ! Clean residual mean=0.000001 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.144999 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 75 components and 0.144999 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=0.054369Jy sigma=1.213082 ! Fit after self-cal, rms=0.054368Jy sigma=1.213054 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 = -6.53901e-05 Jy ! Component: 100 - total flux cleaned = -0.000155618 Jy ! Component: 150 - total flux cleaned = -0.000182577 Jy ! Component: 200 - total flux cleaned = -0.000207717 Jy ! Total flux subtracted in 200 components = -0.000207717 Jy ! Clean residual min=-0.001225 max=0.001159 Jy/beam ! Clean residual mean=0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.144791 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 80 components and 0.144791 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=0.054361Jy sigma=1.212903 ! Fit after self-cal, rms=0.054361Jy sigma=1.212895 ! 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=0.054361Jy sigma=1.212895 ! Fit after self-cal, rms=0.054322Jy sigma=1.212820 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.204 mas, bmaj=2.574 mas, bpa=5.894 degrees ! Estimated noise=0.310482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.16782e-05 Jy ! Component: 100 - total flux cleaned = -6.99873e-05 Jy ! Component: 150 - total flux cleaned = -9.95457e-05 Jy ! Component: 200 - total flux cleaned = -0.000124647 Jy ! Total flux subtracted in 200 components = -0.000124647 Jy ! Clean residual min=-0.001430 max=0.001095 Jy/beam ! Clean residual mean=0.000002 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.144666 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 90 components and 0.144666 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=0.054319Jy sigma=1.212727 ! Fit after self-cal, rms=0.054318Jy sigma=1.212721 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 = -4.01304e-05 Jy ! Component: 100 - total flux cleaned = -5.50722e-05 Jy ! Component: 150 - total flux cleaned = -7.43837e-05 Jy ! Component: 200 - total flux cleaned = -8.57701e-05 Jy ! Total flux subtracted in 200 components = -8.57701e-05 Jy ! Clean residual min=-0.001434 max=0.001092 Jy/beam ! Clean residual mean=0.000002 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.144581 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 97 components and 0.144581 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=0.054316Jy sigma=1.212689 ! Fit after self-cal, rms=0.054316Jy sigma=1.212686 ! 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=0.9931 mas, bmaj=1.514 mas, bpa=-6.003 degrees ! Estimated noise=0.24811 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9931 x 1.514 at -6.003 degrees (North through East) ! Clean map min=-0.0011604 max=0.12152 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=0.7793 mas, bmaj=1.208 mas, bpa=-7.57 degrees ! Estimated noise=0.438662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0915837 Jy ! Component: 100 - total flux cleaned = 0.114226 Jy ! Component: 150 - total flux cleaned = 0.124105 Jy ! Component: 200 - total flux cleaned = 0.130094 Jy ! Total flux subtracted in 200 components = 0.130094 Jy ! Clean residual min=-0.002769 max=0.003115 Jy/beam ! Clean residual mean=0.000000 rms=0.000636 Jy/beam ! Combined flux in latest and established models = 0.130094 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.130094 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9931 mas, bmaj=1.514 mas, bpa=-6.003 degrees ! Estimated noise=0.24811 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 = 0.00566038 Jy ! Component: 100 - total flux cleaned = 0.00897464 Jy ! Component: 150 - total flux cleaned = 0.0110707 Jy ! Component: 200 - total flux cleaned = 0.0124523 Jy ! Total flux subtracted in 200 components = 0.0124523 Jy ! Clean residual min=-0.001283 max=0.001231 Jy/beam ! Clean residual mean=0.000001 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.142546 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 34 components and 0.142546 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=2.204 mas, bmaj=2.574 mas, bpa=5.894 degrees ! Estimated noise=0.310482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120243 Jy ! Component: 100 - total flux cleaned = 0.0017384 Jy ! Component: 150 - total flux cleaned = 0.00185151 Jy ! Component: 200 - total flux cleaned = 0.00191458 Jy ! Total flux subtracted in 200 components = 0.00191458 Jy ! Clean residual min=-0.001436 max=0.001102 Jy/beam ! Clean residual mean=0.000002 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.144461 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 = -3.60527e-07 Jy ! Component: 100 - total flux cleaned = 9.08376e-08 Jy ! Component: 150 - total flux cleaned = 1.57317e-05 Jy ! Component: 200 - total flux cleaned = 2.27388e-05 Jy ! Total flux subtracted in 200 components = 2.27388e-05 Jy ! Clean residual min=-0.001429 max=0.001092 Jy/beam ! Clean residual mean=0.000002 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.144483 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 55 components and 0.144483 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9931 mas, bmaj=1.514 mas, bpa=-6.003 degrees ! Estimated noise=0.24811 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.14946e-05 Jy ! Component: 100 - total flux cleaned = -3.44453e-05 Jy ! Component: 150 - total flux cleaned = -5.46188e-05 Jy ! Component: 200 - total flux cleaned = -3.38759e-05 Jy ! Total flux subtracted in 200 components = -3.38759e-05 Jy ! Clean residual min=-0.001246 max=0.001156 Jy/beam ! Clean residual mean=0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.144449 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 66 components and 0.144449 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=0.054347Jy sigma=1.213272 ! Fit after self-cal, rms=0.054340Jy sigma=1.213190 wmodel J1942+4129_X_map.mod ! Writing 66 model components to file: J1942+4129_X_map.mod wobs J1942+4129_X_uvs.fits ! Writing UV FITS file: J1942+4129_X_uvs.fits wwins J1942+4129_X_map.win ! wwins: Wrote 3 windows to J1942+4129_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 = 1.32478e-05 Jy ! Component: 100 - total flux cleaned = 0.000179331 Jy ! Component: 150 - total flux cleaned = 0.000258854 Jy ! Component: 200 - total flux cleaned = 0.000315987 Jy ! Component: 250 - total flux cleaned = 0.000352896 Jy ! Component: 300 - total flux cleaned = 0.000353116 Jy ! Component: 350 - total flux cleaned = 0.000300897 Jy ! Component: 400 - total flux cleaned = 0.000249409 Jy ! Component: 450 - total flux cleaned = 0.000131236 Jy ! Component: 500 - total flux cleaned = 1.51019e-05 Jy ! Component: 550 - total flux cleaned = -3.39357e-05 Jy ! Component: 600 - total flux cleaned = -0.000130702 Jy ! Component: 650 - total flux cleaned = -0.000194503 Jy ! Component: 700 - total flux cleaned = -0.000272832 Jy ! Component: 750 - total flux cleaned = -0.000365248 Jy ! Component: 800 - total flux cleaned = -0.000441673 Jy ! Component: 850 - total flux cleaned = -0.000471923 Jy ! Component: 900 - total flux cleaned = -0.000516741 Jy ! Component: 950 - total flux cleaned = -0.00063482 Jy ! Component: 1000 - total flux cleaned = -0.000678572 Jy ! Component: 1050 - total flux cleaned = -0.000736379 Jy ! Component: 1100 - total flux cleaned = -0.000864532 Jy ! Component: 1150 - total flux cleaned = -0.00089261 Jy ! Component: 1200 - total flux cleaned = -0.000906551 Jy ! Component: 1250 - total flux cleaned = -0.000948038 Jy ! Component: 1300 - total flux cleaned = -0.00100272 Jy ! Component: 1350 - total flux cleaned = -0.00107025 Jy ! Component: 1400 - total flux cleaned = -0.00108356 Jy ! Component: 1450 - total flux cleaned = -0.00112358 Jy ! Component: 1500 - total flux cleaned = -0.00116301 Jy ! Component: 1550 - total flux cleaned = -0.00125451 Jy ! Component: 1600 - total flux cleaned = -0.00126748 Jy ! Component: 1650 - total flux cleaned = -0.00129311 Jy ! Component: 1700 - total flux cleaned = -0.00134407 Jy ! Component: 1750 - total flux cleaned = -0.00135666 Jy ! Component: 1800 - total flux cleaned = -0.0013691 Jy ! Component: 1850 - total flux cleaned = -0.00139379 Jy ! Component: 1900 - total flux cleaned = -0.0014308 Jy ! Component: 1950 - total flux cleaned = -0.00143086 Jy ! Component: 2000 - total flux cleaned = -0.00141872 Jy ! Component: 2050 - total flux cleaned = -0.00146703 Jy ! Component: 2100 - total flux cleaned = -0.0014551 Jy ! Component: 2150 - total flux cleaned = -0.00144337 Jy ! Component: 2200 - total flux cleaned = -0.00141992 Jy ! Component: 2250 - total flux cleaned = -0.00143166 Jy ! Component: 2300 - total flux cleaned = -0.00147805 Jy ! Component: 2350 - total flux cleaned = -0.00142043 Jy ! Component: 2400 - total flux cleaned = -0.00139754 Jy ! Component: 2450 - total flux cleaned = -0.00140898 Jy ! Component: 2500 - total flux cleaned = -0.0014656 Jy ! Component: 2550 - total flux cleaned = -0.00146561 Jy ! Component: 2600 - total flux cleaned = -0.0014655 Jy ! Component: 2650 - total flux cleaned = -0.00143219 Jy ! Component: 2700 - total flux cleaned = -0.00147633 Jy ! Component: 2750 - total flux cleaned = -0.00146532 Jy ! Component: 2800 - total flux cleaned = -0.00149795 Jy ! Component: 2850 - total flux cleaned = -0.00154108 Jy ! Component: 2900 - total flux cleaned = -0.00146589 Jy ! Component: 2950 - total flux cleaned = -0.00151918 Jy ! Component: 3000 - total flux cleaned = -0.00147665 Jy ! Component: 3050 - total flux cleaned = -0.00148713 Jy ! Component: 3100 - total flux cleaned = -0.00149755 Jy ! Component: 3150 - total flux cleaned = -0.0015496 Jy ! Component: 3200 - total flux cleaned = -0.00155988 Jy ! Component: 3250 - total flux cleaned = -0.00154961 Jy ! Component: 3300 - total flux cleaned = -0.00158032 Jy ! Component: 3350 - total flux cleaned = -0.00165159 Jy ! Component: 3400 - total flux cleaned = -0.00162111 Jy ! Component: 3450 - total flux cleaned = -0.00163126 Jy ! Component: 3500 - total flux cleaned = -0.00164126 Jy ! Component: 3550 - total flux cleaned = -0.00167131 Jy ! Component: 3600 - total flux cleaned = -0.00171091 Jy ! Component: 3650 - total flux cleaned = -0.00170096 Jy ! Component: 3700 - total flux cleaned = -0.00169111 Jy ! Component: 3750 - total flux cleaned = -0.00168138 Jy ! Component: 3800 - total flux cleaned = -0.00178829 Jy ! Component: 3850 - total flux cleaned = -0.00177856 Jy ! Component: 3900 - total flux cleaned = -0.00180734 Jy ! Component: 3950 - total flux cleaned = -0.00181694 Jy ! Component: 4000 - total flux cleaned = -0.0018455 Jy ! Component: 4050 - total flux cleaned = -0.001836 Jy ! Total flux subtracted in 4096 components = -0.00185475 Jy ! Clean residual min=-0.000555 max=0.000529 Jy/beam ! Clean residual mean=0.000000 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.142595 Jy keep ! Adding 337 model components to the UV plane model. ! The established model now contains 403 components and 0.142595 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1942+4129_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9931 x 1.514 at -6.003 degrees (North through East) ! Clean map min=-0.00076804 max=0.12176 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1942+4129_X_map.fits wmodel /vlbi/uf001/uva//J1942+4129_X_map.mod ! Writing 403 model components to file: /vlbi/uf001/uva//J1942+4129_X_map.mod wobs /vlbi/uf001/uva//J1942+4129_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1942+4129_X_uvs.fits wwins /vlbi/uf001/uva//J1942+4129_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1942+4129_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.121759 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00015998 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.394174 0.394174 0.788348 1.5767 3.15339 6.30678 12.6136 25.2271 50.4543 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.121 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 761.085 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1942+4129_X_dfm.log closed on Mon Jan 14 05:12:43 2019