! Started logfile: /vlbi/uf001/uva//J1146+3958_X_b_dfm.log on Mon Jan 14 01:27:44 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//J1146+3958_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1146+3958_X_b_uva.fits ! AN table 1: 10 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.814286 visibilities/baseline/integration-bin. ! Found source: J1146+3958 ! ! 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 121 lines of history. ! ! Reading 2736 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 J1146+3958_X_b] 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 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.788379Jy sigma=18.748887 ! Fit after self-cal, rms=0.486444Jy sigma=4.983850 ! 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=0.821 mas, bmaj=1.508 mas, bpa=-35.88 degrees ! Estimated noise=1.95251 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 = 1.0854 Jy ! Component: 100 - total flux cleaned = 1.32987 Jy ! Total flux subtracted in 100 components = 1.32987 Jy ! Clean residual min=-0.048758 max=0.089150 Jy/beam ! Clean residual mean=0.000079 rms=0.011623 Jy/beam ! Combined flux in latest and established models = 1.32987 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.32987 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=0.219522Jy sigma=2.215818 ! Fit after self-cal, rms=0.219441Jy sigma=2.215438 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.100785 Jy ! Component: 100 - total flux cleaned = 0.155588 Jy ! Total flux subtracted in 100 components = 0.155588 Jy ! Clean residual min=-0.030166 max=0.044464 Jy/beam ! Clean residual mean=0.000047 rms=0.007288 Jy/beam ! Combined flux in latest and established models = 1.48546 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 11 components and 1.48546 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=0.144468Jy sigma=1.484882 ! Fit after self-cal, rms=0.144066Jy sigma=1.481591 ! Inverting map ! Added new window around map position (-2, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0424389 Jy ! Component: 100 - total flux cleaned = 0.070556 Jy ! Total flux subtracted in 100 components = 0.070556 Jy ! Clean residual min=-0.026120 max=0.038318 Jy/beam ! Clean residual mean=0.000035 rms=0.005944 Jy/beam ! Combined flux in latest and established models = 1.55602 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 1.55602 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=0.124767Jy sigma=1.272937 ! Fit after self-cal, rms=0.123732Jy sigma=1.262409 ! 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=1.1 mas, bmaj=1.656 mas, bpa=-32.96 degrees ! Estimated noise=1.47286 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 = 0.0377912 Jy ! Component: 100 - total flux cleaned = 0.0639686 Jy ! Component: 150 - total flux cleaned = 0.0836074 Jy ! Component: 200 - total flux cleaned = 0.0985248 Jy ! Total flux subtracted in 200 components = 0.0985248 Jy ! Clean residual min=-0.033316 max=0.039634 Jy/beam ! Clean residual mean=0.000022 rms=0.006695 Jy/beam ! Combined flux in latest and established models = 1.65454 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 39 components and 1.65454 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=0.107106Jy sigma=1.098301 ! Fit after self-cal, rms=0.106353Jy sigma=1.091260 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.1 x 1.656 at -32.96 degrees (North through East) ! Clean map min=-0.034196 max=1.4171 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.02 KP 0.99 ! LA 0.99 MK 1.01 NL 1.07 PT 0.95 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.03 KP 0.98 ! LA 1.01 MK 1.02 NL 1.07 PT 0.93 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.02 KP 0.98 ! LA 1.00 MK 1.03 NL 1.08 PT 0.94 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.00 KP 0.99 ! LA 1.01 MK 1.01 NL 1.07 PT 0.94 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.00 KP 0.99 ! LA 1.01 MK 1.03 NL 1.07 PT 0.94 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.01 KP 0.99 ! LA 0.99 MK 1.02 NL 1.07 PT 0.95 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.00 KP 1.00 ! LA 0.99 MK 1.03 NL 1.07 PT 0.93 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.00 KP 0.99 ! LA 1.00 MK 1.01 NL 1.07 PT 0.92 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.02 KP 0.98 ! LA 1.00 MK 1.01 NL 1.08 PT 0.93 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 1.00 KP 0.98 ! LA 1.01 MK 1.02 NL 1.08 PT 0.93 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.02 KP 0.98 ! LA 0.99 MK 1.03 NL 1.08 PT 0.92 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 1.01 KP 0.99 ! LA 1.02 MK 1.00 NL 1.05 PT 0.95 ! ! ! Fit before self-cal, rms=0.106353Jy sigma=1.091260 ! Fit after self-cal, rms=0.077934Jy sigma=0.781600 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.1 mas, bmaj=1.653 mas, bpa=-32.72 degrees ! Estimated noise=1.48687 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 = -0.0150085 Jy ! Component: 100 - total flux cleaned = -0.0177335 Jy ! Component: 150 - total flux cleaned = -0.0194815 Jy ! Component: 200 - total flux cleaned = -0.0198746 Jy ! Total flux subtracted in 200 components = -0.0198746 Jy ! Clean residual min=-0.016259 max=0.011705 Jy/beam ! Clean residual mean=0.000001 rms=0.002936 Jy/beam ! Combined flux in latest and established models = 1.63467 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 60 components and 1.63467 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=0.073470Jy sigma=0.740523 ! Fit after self-cal, rms=0.073008Jy sigma=0.736091 ! 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=0.073008Jy sigma=0.736091 ! Fit after self-cal, rms=0.066492Jy sigma=0.674714 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.098 mas, bmaj=1.654 mas, bpa=-32.65 degrees ! Estimated noise=1.48589 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00694734 Jy ! Component: 100 - total flux cleaned = -0.00956601 Jy ! Component: 150 - total flux cleaned = -0.0115155 Jy ! Component: 200 - total flux cleaned = -0.0119913 Jy ! Total flux subtracted in 200 components = -0.0119913 Jy ! Clean residual min=-0.010103 max=0.008172 Jy/beam ! Clean residual mean=-0.000004 rms=0.001790 Jy/beam ! Combined flux in latest and established models = 1.62268 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 64 components and 1.62268 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=0.064585Jy sigma=0.656350 ! Fit after self-cal, rms=0.064345Jy sigma=0.653944 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 = -0.00159433 Jy ! Component: 100 - total flux cleaned = -0.00279148 Jy ! Component: 150 - total flux cleaned = -0.00292223 Jy ! Component: 200 - total flux cleaned = -0.00292409 Jy ! Total flux subtracted in 200 components = -0.00292409 Jy ! Clean residual min=-0.008958 max=0.008203 Jy/beam ! Clean residual mean=-0.000004 rms=0.001714 Jy/beam ! Combined flux in latest and established models = 1.61975 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 66 components and 1.61975 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=0.063709Jy sigma=0.647876 ! Fit after self-cal, rms=0.063657Jy sigma=0.647224 ! Inverting map ! Added new window around map position (2, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00842666 Jy ! Component: 100 - total flux cleaned = 0.0107375 Jy ! Component: 150 - total flux cleaned = 0.0110926 Jy ! Component: 200 - total flux cleaned = 0.010961 Jy ! Total flux subtracted in 200 components = 0.010961 Jy ! Clean residual min=-0.008090 max=0.005800 Jy/beam ! Clean residual mean=-0.000007 rms=0.001449 Jy/beam ! Combined flux in latest and established models = 1.63071 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 89 components and 1.63071 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=0.062244Jy sigma=0.633232 ! Fit after self-cal, rms=0.062125Jy sigma=0.632272 ! 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=0.062125Jy sigma=0.632272 ! Fit after self-cal, rms=0.061694Jy sigma=0.629372 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.097 mas, bmaj=1.655 mas, bpa=-32.72 degrees ! Estimated noise=1.48531 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00410999 Jy ! Component: 100 - total flux cleaned = -0.00495914 Jy ! Component: 150 - total flux cleaned = -0.00530046 Jy ! Component: 200 - total flux cleaned = -0.00520162 Jy ! Total flux subtracted in 200 components = -0.00520162 Jy ! Clean residual min=-0.006153 max=0.004993 Jy/beam ! Clean residual mean=-0.000006 rms=0.001255 Jy/beam ! Combined flux in latest and established models = 1.62551 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 96 components and 1.62551 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=0.061124Jy sigma=0.623396 ! Fit after self-cal, rms=0.061070Jy sigma=0.622824 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 = -0.000139546 Jy ! Component: 100 - total flux cleaned = -4.49211e-05 Jy ! Component: 150 - total flux cleaned = 3.59322e-05 Jy ! Component: 200 - total flux cleaned = 3.6637e-05 Jy ! Total flux subtracted in 200 components = 3.6637e-05 Jy ! Clean residual min=-0.005763 max=0.004716 Jy/beam ! Clean residual mean=-0.000006 rms=0.001205 Jy/beam ! Combined flux in latest and established models = 1.62555 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 105 components and 1.62555 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=0.060827Jy sigma=0.620394 ! Fit after self-cal, rms=0.060804Jy sigma=0.620121 ! 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=0.060804Jy sigma=0.620121 ! Fit after self-cal, rms=0.060642Jy sigma=0.619102 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.245 mas, bmaj=2.413 mas, bpa=45.28 degrees ! Estimated noise=1.86031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0028492 Jy ! Component: 100 - total flux cleaned = -0.0035916 Jy ! Component: 150 - total flux cleaned = -0.00398974 Jy ! Component: 200 - total flux cleaned = -0.00427846 Jy ! Total flux subtracted in 200 components = -0.00427846 Jy ! Clean residual min=-0.006418 max=0.004441 Jy/beam ! Clean residual mean=-0.000010 rms=0.001458 Jy/beam ! Combined flux in latest and established models = 1.62127 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 121 components and 1.62127 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=0.060513Jy sigma=0.618397 ! Fit after self-cal, rms=0.060493Jy sigma=0.618181 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 = -1.08198e-05 Jy ! Component: 100 - total flux cleaned = -0.000152198 Jy ! Component: 150 - total flux cleaned = -0.000357309 Jy ! Component: 200 - total flux cleaned = -0.000536009 Jy ! Total flux subtracted in 200 components = -0.000536009 Jy ! Clean residual min=-0.006201 max=0.004377 Jy/beam ! Clean residual mean=-0.000010 rms=0.001434 Jy/beam ! Combined flux in latest and established models = 1.62073 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 131 components and 1.62073 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=0.060425Jy sigma=0.617613 ! Fit after self-cal, rms=0.060414Jy sigma=0.617501 ! 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=1.096 mas, bmaj=1.656 mas, bpa=-32.73 degrees ! Estimated noise=1.48473 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.096 x 1.656 at -32.73 degrees (North through East) ! Clean map min=-0.0059982 max=1.4139 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 ! Performing amp+phase self-cal ! ! 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=0.060414Jy sigma=0.617501 ! Fit after self-cal, rms=0.057101Jy sigma=0.570670 ! Inverting map and beam ! Estimated beam: bmin=1.097 mas, bmaj=1.655 mas, bpa=-32.69 degrees ! Estimated noise=1.48438 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00165 Jy ! Component: 100 - total flux cleaned = -0.00190502 Jy ! Component: 150 - total flux cleaned = -0.00204892 Jy ! Component: 200 - total flux cleaned = -0.0019859 Jy ! Total flux subtracted in 200 components = -0.0019859 Jy ! Clean residual min=-0.004888 max=0.004327 Jy/beam ! Clean residual mean=-0.000004 rms=0.001055 Jy/beam ! Combined flux in latest and established models = 1.61875 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 136 components and 1.61875 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=0.056925Jy sigma=0.568321 ! Fit after self-cal, rms=0.056919Jy sigma=0.568244 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000236077 Jy ! Component: 100 - total flux cleaned = -0.000122826 Jy ! Component: 150 - total flux cleaned = -0.000123245 Jy ! Component: 200 - total flux cleaned = -7.11438e-05 Jy ! Total flux subtracted in 200 components = -7.11438e-05 Jy ! Clean residual min=-0.004678 max=0.004238 Jy/beam ! Clean residual mean=-0.000004 rms=0.001040 Jy/beam ! Combined flux in latest and established models = 1.61868 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 140 components and 1.61868 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=0.056825Jy sigma=0.567221 ! Fit after self-cal, rms=0.056824Jy sigma=0.567172 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.056824Jy sigma=0.567172 ! Fit after self-cal, rms=0.056750Jy sigma=0.566745 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=0.8233 mas, bmaj=1.519 mas, bpa=-35.77 degrees ! Estimated noise=1.96408 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.09024 Jy ! Component: 100 - total flux cleaned = 1.33535 Jy ! Component: 150 - total flux cleaned = 1.43109 Jy ! Component: 200 - total flux cleaned = 1.48342 Jy ! Total flux subtracted in 200 components = 1.48342 Jy ! Clean residual min=-0.016176 max=0.028418 Jy/beam ! Clean residual mean=0.000024 rms=0.003895 Jy/beam ! Combined flux in latest and established models = 1.48342 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 11 model components to the UV plane model. ! The established model now contains 11 components and 1.48342 Jy ! Inverting map and beam ! Estimated beam: bmin=1.097 mas, bmaj=1.656 mas, bpa=-32.69 degrees ! Estimated noise=1.48402 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-0.2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.043308 Jy ! Component: 100 - total flux cleaned = 0.068022 Jy ! Component: 150 - total flux cleaned = 0.0842884 Jy ! Component: 200 - total flux cleaned = 0.0961234 Jy ! Total flux subtracted in 200 components = 0.0961234 Jy ! Clean residual min=-0.006142 max=0.007482 Jy/beam ! Clean residual mean=0.000005 rms=0.001701 Jy/beam ! Combined flux in latest and established models = 1.57955 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 46 components and 1.57955 Jy ! Inverting map ! Added new window around map position (7.8, -24.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00910319 Jy ! Component: 100 - total flux cleaned = 0.0160935 Jy ! Component: 150 - total flux cleaned = 0.0215626 Jy ! Component: 200 - total flux cleaned = 0.0258981 Jy ! Total flux subtracted in 200 components = 0.0258981 Jy ! Clean residual min=-0.004991 max=0.004504 Jy/beam ! Clean residual mean=-0.000001 rms=0.001163 Jy/beam ! Combined flux in latest and established models = 1.60544 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 62 components and 1.60544 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=2.245 mas, bmaj=2.414 mas, bpa=45.19 degrees ! Estimated noise=1.85887 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00501908 Jy ! Component: 100 - total flux cleaned = 0.00745814 Jy ! Component: 150 - total flux cleaned = 0.00847786 Jy ! Component: 200 - total flux cleaned = 0.00886495 Jy ! Total flux subtracted in 200 components = 0.00886495 Jy ! Clean residual min=-0.005023 max=0.004423 Jy/beam ! Clean residual mean=-0.000008 rms=0.001329 Jy/beam ! Combined flux in latest and established models = 1.61431 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 = 0.000403474 Jy ! Component: 100 - total flux cleaned = 0.000756226 Jy ! Component: 150 - total flux cleaned = 0.000862196 Jy ! Component: 200 - total flux cleaned = 0.000961447 Jy ! Total flux subtracted in 200 components = 0.000961447 Jy ! Clean residual min=-0.004864 max=0.004264 Jy/beam ! Clean residual mean=-0.000009 rms=0.001293 Jy/beam ! Combined flux in latest and established models = 1.61527 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 117 components and 1.61527 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.097 mas, bmaj=1.656 mas, bpa=-32.69 degrees ! Estimated noise=1.48402 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000746993 Jy ! Component: 100 - total flux cleaned = 0.000833558 Jy ! Component: 150 - total flux cleaned = 0.000902513 Jy ! Component: 200 - total flux cleaned = 0.00102806 Jy ! Total flux subtracted in 200 components = 0.00102806 Jy ! Clean residual min=-0.004759 max=0.004411 Jy/beam ! Clean residual mean=-0.000004 rms=0.001019 Jy/beam ! Combined flux in latest and established models = 1.6163 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 133 components and 1.6163 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=0.056724Jy sigma=0.566826 ! Fit after self-cal, rms=0.056677Jy sigma=0.565862 wmodel J1146+3958_X_b_map.mod ! Writing 133 model components to file: J1146+3958_X_b_map.mod wobs J1146+3958_X_b_uvs.fits ! Writing UV FITS file: J1146+3958_X_b_uvs.fits wwins J1146+3958_X_b_map.win ! wwins: Wrote 5 windows to J1146+3958_X_b_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 = -0.000393476 Jy ! Component: 100 - total flux cleaned = -0.000466376 Jy ! Component: 150 - total flux cleaned = -0.000332841 Jy ! Component: 200 - total flux cleaned = -0.000268101 Jy ! Component: 250 - total flux cleaned = -0.000328044 Jy ! Component: 300 - total flux cleaned = -0.000504572 Jy ! Component: 350 - total flux cleaned = -0.00056162 Jy ! Component: 400 - total flux cleaned = -0.000449592 Jy ! Component: 450 - total flux cleaned = -0.0002893 Jy ! Component: 500 - total flux cleaned = -0.000236773 Jy ! Component: 550 - total flux cleaned = 6.82831e-05 Jy ! Component: 600 - total flux cleaned = 0.000364296 Jy ! Component: 650 - total flux cleaned = 0.000653879 Jy ! Component: 700 - total flux cleaned = 0.000984891 Jy ! Component: 750 - total flux cleaned = 0.00126301 Jy ! Component: 800 - total flux cleaned = 0.00162657 Jy ! Component: 850 - total flux cleaned = 0.00180452 Jy ! Component: 900 - total flux cleaned = 0.00206712 Jy ! Component: 950 - total flux cleaned = 0.00228073 Jy ! Component: 1000 - total flux cleaned = 0.00244981 Jy ! Component: 1050 - total flux cleaned = 0.00273967 Jy ! Component: 1100 - total flux cleaned = 0.00298409 Jy ! Component: 1150 - total flux cleaned = 0.0032634 Jy ! Component: 1200 - total flux cleaned = 0.00338088 Jy ! Component: 1250 - total flux cleaned = 0.00372875 Jy ! Component: 1300 - total flux cleaned = 0.00395599 Jy ! Component: 1350 - total flux cleaned = 0.00418029 Jy ! Component: 1400 - total flux cleaned = 0.00454787 Jy ! Component: 1450 - total flux cleaned = 0.0048014 Jy ! Component: 1500 - total flux cleaned = 0.00504978 Jy ! Component: 1550 - total flux cleaned = 0.00522575 Jy ! Component: 1600 - total flux cleaned = 0.00539856 Jy ! Component: 1650 - total flux cleaned = 0.0056035 Jy ! Component: 1700 - total flux cleaned = 0.00577127 Jy ! Component: 1750 - total flux cleaned = 0.00606936 Jy ! Component: 1800 - total flux cleaned = 0.00623242 Jy ! Component: 1850 - total flux cleaned = 0.00648915 Jy ! Component: 1900 - total flux cleaned = 0.00671082 Jy ! Component: 1950 - total flux cleaned = 0.00683584 Jy ! Component: 2000 - total flux cleaned = 0.00705184 Jy ! Component: 2050 - total flux cleaned = 0.00729455 Jy ! Component: 2100 - total flux cleaned = 0.00744513 Jy ! Component: 2150 - total flux cleaned = 0.00762258 Jy ! Component: 2200 - total flux cleaned = 0.00788569 Jy ! Component: 2250 - total flux cleaned = 0.00808752 Jy ! Component: 2300 - total flux cleaned = 0.00828746 Jy ! Component: 2350 - total flux cleaned = 0.00834359 Jy ! Component: 2400 - total flux cleaned = 0.00848335 Jy ! Component: 2450 - total flux cleaned = 0.00873092 Jy ! Component: 2500 - total flux cleaned = 0.00889351 Jy ! Component: 2550 - total flux cleaned = 0.00910802 Jy ! Component: 2600 - total flux cleaned = 0.0091081 Jy ! Component: 2650 - total flux cleaned = 0.00929174 Jy ! Component: 2700 - total flux cleaned = 0.00939579 Jy ! Component: 2750 - total flux cleaned = 0.0094218 Jy ! Component: 2800 - total flux cleaned = 0.0095992 Jy ! Component: 2850 - total flux cleaned = 0.00967441 Jy ! Component: 2900 - total flux cleaned = 0.00979851 Jy ! Component: 2950 - total flux cleaned = 0.00984753 Jy ! Component: 3000 - total flux cleaned = 0.0098476 Jy ! Component: 3050 - total flux cleaned = 0.00994417 Jy ! Component: 3100 - total flux cleaned = 0.0101098 Jy ! Component: 3150 - total flux cleaned = 0.0100859 Jy ! Component: 3200 - total flux cleaned = 0.0101787 Jy ! Component: 3250 - total flux cleaned = 0.0102479 Jy ! Component: 3300 - total flux cleaned = 0.010225 Jy ! Component: 3350 - total flux cleaned = 0.0103382 Jy ! Component: 3400 - total flux cleaned = 0.0104952 Jy ! Component: 3450 - total flux cleaned = 0.0105172 Jy ! Component: 3500 - total flux cleaned = 0.0105833 Jy ! Component: 3550 - total flux cleaned = 0.010714 Jy ! Component: 3600 - total flux cleaned = 0.0107136 Jy ! Component: 3650 - total flux cleaned = 0.010799 Jy ! Component: 3700 - total flux cleaned = 0.0109053 Jy ! Component: 3750 - total flux cleaned = 0.0109896 Jy ! Component: 3800 - total flux cleaned = 0.0110935 Jy ! Component: 3850 - total flux cleaned = 0.0112173 Jy ! Component: 3900 - total flux cleaned = 0.0112376 Jy ! Component: 3950 - total flux cleaned = 0.0113191 Jy ! Component: 4000 - total flux cleaned = 0.0113394 Jy ! Component: 4050 - total flux cleaned = 0.0113793 Jy ! Total flux subtracted in 4096 components = 0.0114389 Jy ! Clean residual min=-0.001303 max=0.001130 Jy/beam ! Clean residual mean=0.000001 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 1.62774 Jy keep ! Adding 261 model components to the UV plane model. ! The established model now contains 394 components and 1.62774 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1146+3958_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.097 x 1.656 at -32.69 degrees (North through East) ! Clean map min=-0.0028141 max=1.4215 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1146+3958_X_b_map.fits wmodel /vlbi/uf001/uva//J1146+3958_X_b_map.mod ! Writing 394 model components to file: /vlbi/uf001/uva//J1146+3958_X_b_map.mod wobs /vlbi/uf001/uva//J1146+3958_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1146+3958_X_b_uvs.fits wwins /vlbi/uf001/uva//J1146+3958_X_b_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1146+3958_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.4215 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000325348 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0686632 0.0686632 0.137326 0.274653 0.549306 1.09861 2.19722 4.39445 8.78889 17.5778 35.1556 70.3111 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.421 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4369.15 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1146+3958_X_b_dfm.log closed on Mon Jan 14 01:27:49 2019