! Started logfile: /vlbi/uf001/uva//J1742+5945_X_dfm.log on Mon Jan 14 04:18:12 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//J1742+5945_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1742+5945_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.854581 visibilities/baseline/integration-bin. ! Found source: J1742+5945 ! ! 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 26304 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 J1742+5945_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 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.000529Jy sigma=23.194290 ! Fit after self-cal, rms=0.886785Jy sigma=20.887579 ! 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=0.736 mas, bmaj=1.038 mas, bpa=-9.021 degrees ! Estimated noise=0.407135 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 = 0.0761379 Jy ! Component: 100 - total flux cleaned = 0.0947028 Jy ! Total flux subtracted in 100 components = 0.0947028 Jy ! Clean residual min=-0.005028 max=0.007264 Jy/beam ! Clean residual mean=-0.000009 rms=0.001000 Jy/beam ! Combined flux in latest and established models = 0.0947028 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0947028 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=0.102293Jy sigma=1.340894 ! Fit after self-cal, rms=0.102273Jy sigma=1.340476 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.007784 Jy ! Component: 100 - total flux cleaned = 0.0116086 Jy ! Total flux subtracted in 100 components = 0.0116086 Jy ! Clean residual min=-0.005311 max=0.005937 Jy/beam ! Clean residual mean=-0.000006 rms=0.000947 Jy/beam ! Combined flux in latest and established models = 0.106311 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.106311 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=0.100236Jy sigma=1.319778 ! Fit after self-cal, rms=0.100238Jy sigma=1.319666 ! Inverting map ! Added new window around map position (1.6, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00509373 Jy ! Component: 100 - total flux cleaned = 0.00766299 Jy ! Total flux subtracted in 100 components = 0.00766299 Jy ! Clean residual min=-0.005378 max=0.004293 Jy/beam ! Clean residual mean=-0.000005 rms=0.000912 Jy/beam ! Combined flux in latest and established models = 0.113974 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 0.113974 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=0.099392Jy sigma=1.309935 ! Fit after self-cal, rms=0.099364Jy sigma=1.308602 ! 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=0.9793 mas, bmaj=1.315 mas, bpa=-4.955 degrees ! Estimated noise=0.208523 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 = 0.00427044 Jy ! Component: 100 - total flux cleaned = 0.00682593 Jy ! Component: 150 - total flux cleaned = 0.00842621 Jy ! Component: 200 - total flux cleaned = 0.00946478 Jy ! Total flux subtracted in 200 components = 0.00946478 Jy ! Clean residual min=-0.005684 max=0.005022 Jy/beam ! Clean residual mean=-0.000007 rms=0.001219 Jy/beam ! Combined flux in latest and established models = 0.123439 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 37 components and 0.123439 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=0.098456Jy sigma=1.309643 ! Fit after self-cal, rms=0.098441Jy sigma=1.308918 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9793 x 1.315 at -4.955 degrees (North through East) ! Clean map min=-0.0053919 max=0.10206 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 0.96 KP 0.89 ! LA 1.01 MK 1.06 NL 1.16 OV 0.92 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.01 HN 0.97 KP 0.92 ! LA 1.02 MK 1.03 NL 1.19 OV 0.95 ! PT 0.94 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.08 HN 0.97 KP 0.93 ! LA 1.01 MK 1.08 NL 1.17 OV 0.96 ! PT 0.95 SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.05 HN 0.95 KP 0.91 ! LA 1.02 MK 1.01 NL 1.17 OV 0.93 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.07 HN 0.93 KP 0.93 ! LA 0.99 MK 1.03 NL 1.20 OV 0.93 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.03 HN 0.93 KP 0.92 ! LA 1.03 MK 1.02 NL 1.18 OV 0.96 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.04 HN 0.97 KP 0.92 ! LA 0.99 MK 1.04 NL 1.17 OV 0.97 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.05 HN 0.93 KP 0.87 ! LA 1.02 MK 1.02 NL 1.16 OV 0.97 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.94 KP 0.90 ! LA 1.01 MK 1.06 NL 1.15 OV 0.98 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.05 HN 0.95 KP 0.88 ! LA 0.96 MK 1.04 NL 1.17 OV 0.95 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.06 HN 0.99 KP 0.89 ! LA 1.04 MK 1.00 NL 1.14 OV 0.94 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.91 KP 0.88 ! LA 0.99 MK 1.09 NL 1.23 OV 0.97 ! PT 0.99 SC 1.00 ! ! ! Fit before self-cal, rms=0.098441Jy sigma=1.308918 ! Fit after self-cal, rms=0.090691Jy sigma=1.281656 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9773 mas, bmaj=1.306 mas, bpa=-4.075 degrees ! Estimated noise=0.215003 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 = 0.00282737 Jy ! Component: 100 - total flux cleaned = 0.003081 Jy ! Component: 150 - total flux cleaned = 0.00329464 Jy ! Component: 200 - total flux cleaned = 0.00348122 Jy ! Total flux subtracted in 200 components = 0.00348122 Jy ! Clean residual min=-0.004662 max=0.003737 Jy/beam ! Clean residual mean=-0.000000 rms=0.001099 Jy/beam ! Combined flux in latest and established models = 0.12692 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 45 components and 0.12692 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=0.090153Jy sigma=1.282608 ! Fit after self-cal, rms=0.090136Jy sigma=1.282163 ! 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=0.090136Jy sigma=1.282163 ! Fit after self-cal, rms=0.058155Jy sigma=1.214442 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9805 mas, bmaj=1.311 mas, bpa=-4.911 degrees ! Estimated noise=0.21474 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00067547 Jy ! Component: 100 - total flux cleaned = -0.000789834 Jy ! Component: 150 - total flux cleaned = -0.000902065 Jy ! Component: 200 - total flux cleaned = -0.00096703 Jy ! Total flux subtracted in 200 components = -0.00096703 Jy ! Clean residual min=-0.001325 max=0.001612 Jy/beam ! Clean residual mean=-0.000001 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.125953 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 48 components and 0.125953 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=0.058113Jy sigma=1.213519 ! Fit after self-cal, rms=0.058039Jy sigma=1.212644 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (7.4, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016076 Jy ! Component: 100 - total flux cleaned = 0.0022405 Jy ! Component: 150 - total flux cleaned = 0.00252931 Jy ! Component: 200 - total flux cleaned = 0.00276156 Jy ! Total flux subtracted in 200 components = 0.00276156 Jy ! Clean residual min=-0.001307 max=0.001195 Jy/beam ! Clean residual mean=0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.128715 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 61 components and 0.128715 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=0.057983Jy sigma=1.211472 ! Fit after self-cal, rms=0.057979Jy sigma=1.211424 ! 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=0.057979Jy sigma=1.211424 ! Fit after self-cal, rms=0.057698Jy sigma=1.211148 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9781 mas, bmaj=1.312 mas, bpa=-5.145 degrees ! Estimated noise=0.213931 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.16676e-05 Jy ! Component: 100 - total flux cleaned = 0.000204987 Jy ! Component: 150 - total flux cleaned = 0.000358312 Jy ! Component: 200 - total flux cleaned = 0.000433108 Jy ! Total flux subtracted in 200 components = 0.000433108 Jy ! Clean residual min=-0.001203 max=0.001114 Jy/beam ! Clean residual mean=0.000001 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.129148 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 73 components and 0.129148 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=0.057679Jy sigma=1.210683 ! Fit after self-cal, rms=0.057675Jy sigma=1.210662 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 = 5.27992e-05 Jy ! Component: 100 - total flux cleaned = 0.000117529 Jy ! Component: 150 - total flux cleaned = 0.000147627 Jy ! Component: 200 - total flux cleaned = 0.000189188 Jy ! Total flux subtracted in 200 components = 0.000189188 Jy ! Clean residual min=-0.001173 max=0.001093 Jy/beam ! Clean residual mean=0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.129337 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 79 components and 0.129337 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=0.057668Jy sigma=1.210496 ! Fit after self-cal, rms=0.057668Jy sigma=1.210492 ! 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=0.057668Jy sigma=1.210492 ! Fit after self-cal, rms=0.057536Jy sigma=1.210405 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.333 mas, bmaj=2.421 mas, bpa=28.57 degrees ! Estimated noise=0.27828 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000450712 Jy ! Component: 100 - total flux cleaned = 0.000387746 Jy ! Component: 150 - total flux cleaned = 0.000416835 Jy ! Component: 200 - total flux cleaned = 0.000441289 Jy ! Total flux subtracted in 200 components = 0.000441289 Jy ! Clean residual min=-0.001373 max=0.001221 Jy/beam ! Clean residual mean=0.000003 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.129778 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 85 components and 0.129778 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=0.057536Jy sigma=1.210399 ! Fit after self-cal, rms=0.057533Jy sigma=1.210348 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 = 0.000126022 Jy ! Component: 100 - total flux cleaned = 0.000101879 Jy ! Component: 150 - total flux cleaned = 9.15025e-05 Jy ! Component: 200 - total flux cleaned = 8.22071e-05 Jy ! Total flux subtracted in 200 components = 8.22071e-05 Jy ! Clean residual min=-0.001352 max=0.001248 Jy/beam ! Clean residual mean=0.000003 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.129861 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 91 components and 0.129861 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=0.057536Jy sigma=1.210406 ! Fit after self-cal, rms=0.057535Jy sigma=1.210398 ! 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=0.9767 mas, bmaj=1.312 mas, bpa=-5.296 degrees ! Estimated noise=0.213567 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9767 x 1.312 at -5.296 degrees (North through East) ! Clean map min=-0.0009627 max=0.10488 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=0.7368 mas, bmaj=1.032 mas, bpa=-9.515 degrees ! Estimated noise=0.418308 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.078102 Jy ! Component: 100 - total flux cleaned = 0.0974616 Jy ! Component: 150 - total flux cleaned = 0.106043 Jy ! Component: 200 - total flux cleaned = 0.111332 Jy ! Total flux subtracted in 200 components = 0.111332 Jy ! Clean residual min=-0.002233 max=0.002754 Jy/beam ! Clean residual mean=-0.000003 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.111332 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.111332 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9767 mas, bmaj=1.312 mas, bpa=-5.296 degrees ! Estimated noise=0.213567 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 = 0.00536788 Jy ! Component: 100 - total flux cleaned = 0.00844905 Jy ! Component: 150 - total flux cleaned = 0.0105459 Jy ! Component: 200 - total flux cleaned = 0.0121024 Jy ! Total flux subtracted in 200 components = 0.0121024 Jy ! Clean residual min=-0.001185 max=0.001753 Jy/beam ! Clean residual mean=-0.000002 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.123434 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 43 components and 0.123434 Jy ! Inverting map ! Added new window around map position (4.6, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164645 Jy ! Component: 100 - total flux cleaned = 0.00271507 Jy ! Component: 150 - total flux cleaned = 0.00347835 Jy ! Component: 200 - total flux cleaned = 0.00397014 Jy ! Total flux subtracted in 200 components = 0.00397014 Jy ! Clean residual min=-0.001045 max=0.000975 Jy/beam ! Clean residual mean=-0.000000 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.127405 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 62 components and 0.127405 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=2.333 mas, bmaj=2.421 mas, bpa=28.57 degrees ! Estimated noise=0.27828 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00097039 Jy ! Component: 100 - total flux cleaned = 0.00157453 Jy ! Component: 150 - total flux cleaned = 0.00198754 Jy ! Component: 200 - total flux cleaned = 0.00227733 Jy ! Total flux subtracted in 200 components = 0.00227733 Jy ! Clean residual min=-0.001369 max=0.001165 Jy/beam ! Clean residual mean=0.000003 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.129682 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 = 8.73548e-05 Jy ! Component: 100 - total flux cleaned = 0.000155589 Jy ! Component: 150 - total flux cleaned = 0.000193822 Jy ! Component: 200 - total flux cleaned = 0.000214725 Jy ! Total flux subtracted in 200 components = 0.000214725 Jy ! Clean residual min=-0.001364 max=0.001148 Jy/beam ! Clean residual mean=0.000003 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.129897 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 90 components and 0.129897 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9767 mas, bmaj=1.312 mas, bpa=-5.296 degrees ! Estimated noise=0.213567 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000209609 Jy ! Component: 100 - total flux cleaned = -0.000194876 Jy ! Component: 150 - total flux cleaned = -0.000166946 Jy ! Component: 200 - total flux cleaned = -0.000127583 Jy ! Total flux subtracted in 200 components = -0.000127583 Jy ! Clean residual min=-0.000996 max=0.001018 Jy/beam ! Clean residual mean=0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.129769 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 109 components and 0.129769 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=0.057508Jy sigma=1.209743 ! Fit after self-cal, rms=0.057501Jy sigma=1.209614 wmodel J1742+5945_X_map.mod ! Writing 109 model components to file: J1742+5945_X_map.mod wobs J1742+5945_X_uvs.fits ! Writing UV FITS file: J1742+5945_X_uvs.fits wwins J1742+5945_X_map.win ! wwins: Wrote 4 windows to J1742+5945_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 = -0.000221736 Jy ! Component: 100 - total flux cleaned = -0.000379916 Jy ! Component: 150 - total flux cleaned = -0.000463888 Jy ! Component: 200 - total flux cleaned = -0.000577575 Jy ! Component: 250 - total flux cleaned = -0.000719328 Jy ! Component: 300 - total flux cleaned = -0.000842217 Jy ! Component: 350 - total flux cleaned = -0.000962576 Jy ! Component: 400 - total flux cleaned = -0.00109518 Jy ! Component: 450 - total flux cleaned = -0.0012105 Jy ! Component: 500 - total flux cleaned = -0.00129547 Jy ! Component: 550 - total flux cleaned = -0.0013787 Jy ! Component: 600 - total flux cleaned = -0.00141956 Jy ! Component: 650 - total flux cleaned = -0.00147348 Jy ! Component: 700 - total flux cleaned = -0.00155322 Jy ! Component: 750 - total flux cleaned = -0.00154018 Jy ! Component: 800 - total flux cleaned = -0.00159229 Jy ! Component: 850 - total flux cleaned = -0.00159227 Jy ! Component: 900 - total flux cleaned = -0.00165559 Jy ! Component: 950 - total flux cleaned = -0.001693 Jy ! Component: 1000 - total flux cleaned = -0.00168076 Jy ! Component: 1050 - total flux cleaned = -0.00169297 Jy ! Component: 1100 - total flux cleaned = -0.00174145 Jy ! Component: 1150 - total flux cleaned = -0.00172936 Jy ! Component: 1200 - total flux cleaned = -0.00174112 Jy ! Component: 1250 - total flux cleaned = -0.001741 Jy ! Component: 1300 - total flux cleaned = -0.00175247 Jy ! Component: 1350 - total flux cleaned = -0.0017409 Jy ! Component: 1400 - total flux cleaned = -0.00169522 Jy ! Component: 1450 - total flux cleaned = -0.00174054 Jy ! Component: 1500 - total flux cleaned = -0.00171791 Jy ! Component: 1550 - total flux cleaned = -0.00168445 Jy ! Component: 1600 - total flux cleaned = -0.00167355 Jy ! Component: 1650 - total flux cleaned = -0.00159692 Jy ! Component: 1700 - total flux cleaned = -0.00162953 Jy ! Component: 1750 - total flux cleaned = -0.00160796 Jy ! Component: 1800 - total flux cleaned = -0.00162941 Jy ! Component: 1850 - total flux cleaned = -0.00160811 Jy ! Component: 1900 - total flux cleaned = -0.00156595 Jy ! Component: 1950 - total flux cleaned = -0.00156613 Jy ! Component: 2000 - total flux cleaned = -0.00157651 Jy ! Component: 2050 - total flux cleaned = -0.00155573 Jy ! Component: 2100 - total flux cleaned = -0.00153515 Jy ! Component: 2150 - total flux cleaned = -0.00154545 Jy ! Component: 2200 - total flux cleaned = -0.00154542 Jy ! Component: 2250 - total flux cleaned = -0.00160563 Jy ! Component: 2300 - total flux cleaned = -0.00154579 Jy ! Component: 2350 - total flux cleaned = -0.00154582 Jy ! Component: 2400 - total flux cleaned = -0.00156562 Jy ! Component: 2450 - total flux cleaned = -0.0015949 Jy ! Component: 2500 - total flux cleaned = -0.00158537 Jy ! Component: 2550 - total flux cleaned = -0.00157572 Jy ! Component: 2600 - total flux cleaned = -0.00164283 Jy ! Component: 2650 - total flux cleaned = -0.00161426 Jy ! Component: 2700 - total flux cleaned = -0.00162377 Jy ! Component: 2750 - total flux cleaned = -0.00167089 Jy ! Component: 2800 - total flux cleaned = -0.00168014 Jy ! Component: 2850 - total flux cleaned = -0.00169873 Jy ! Component: 2900 - total flux cleaned = -0.00168951 Jy ! Component: 2950 - total flux cleaned = -0.00172629 Jy ! Component: 3000 - total flux cleaned = -0.00176294 Jy ! Component: 3050 - total flux cleaned = -0.00176297 Jy ! Component: 3100 - total flux cleaned = -0.00179006 Jy ! Component: 3150 - total flux cleaned = -0.00179008 Jy ! Component: 3200 - total flux cleaned = -0.00180801 Jy ! Component: 3250 - total flux cleaned = -0.00184358 Jy ! Component: 3300 - total flux cleaned = -0.00185243 Jy ! Component: 3350 - total flux cleaned = -0.00187002 Jy ! Component: 3400 - total flux cleaned = -0.00189624 Jy ! Component: 3450 - total flux cleaned = -0.00192245 Jy ! Component: 3500 - total flux cleaned = -0.00192243 Jy ! Component: 3550 - total flux cleaned = -0.00193107 Jy ! Component: 3600 - total flux cleaned = -0.00194813 Jy ! Component: 3650 - total flux cleaned = -0.00196526 Jy ! Component: 3700 - total flux cleaned = -0.00193971 Jy ! Component: 3750 - total flux cleaned = -0.00196505 Jy ! Component: 3800 - total flux cleaned = -0.00198195 Jy ! Component: 3850 - total flux cleaned = -0.00202379 Jy ! Component: 3900 - total flux cleaned = -0.00202377 Jy ! Component: 3950 - total flux cleaned = -0.00204041 Jy ! Component: 4000 - total flux cleaned = -0.00200737 Jy ! Component: 4050 - total flux cleaned = -0.00203203 Jy ! Total flux subtracted in 4096 components = -0.00203204 Jy ! Clean residual min=-0.000526 max=0.000452 Jy/beam ! Clean residual mean=0.000000 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.127737 Jy keep ! Adding 313 model components to the UV plane model. ! The established model now contains 422 components and 0.127737 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1742+5945_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9767 x 1.312 at -5.296 degrees (North through East) ! Clean map min=-0.00085657 max=0.1047 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1742+5945_X_map.fits wmodel /vlbi/uf001/uva//J1742+5945_X_map.mod ! Writing 422 model components to file: /vlbi/uf001/uva//J1742+5945_X_map.mod wobs /vlbi/uf001/uva//J1742+5945_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1742+5945_X_uvs.fits wwins /vlbi/uf001/uva//J1742+5945_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1742+5945_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.104696 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000139178 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.398806 0.398806 0.797613 1.59523 3.19045 6.3809 12.7618 25.5236 51.0472 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.104 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 752.244 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1742+5945_X_dfm.log closed on Mon Jan 14 04:18:17 2019