! Started logfile: /vlbi/uf001/uva//J2208+1808_X_b_dfm.log on Mon Jan 14 06:08:51 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//J2208+1808_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2208+1808_X_b_uva.fits ! AN table 1: 58 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.767857 visibilities/baseline/integration-bin. ! Found source: J2208+1808 ! ! 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 14964 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 J2208+1808_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 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001217Jy sigma=24.225086 ! Fit after self-cal, rms=0.969544Jy sigma=23.465805 ! 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=0.9199 mas, bmaj=2.499 mas, bpa=-11.1 degrees ! Estimated noise=0.51361 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 = 0.023304 Jy ! Component: 100 - total flux cleaned = 0.029581 Jy ! Total flux subtracted in 100 components = 0.029581 Jy ! Clean residual min=-0.003416 max=0.003284 Jy/beam ! Clean residual mean=-0.000000 rms=0.000896 Jy/beam ! Combined flux in latest and established models = 0.029581 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.029581 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=0.052216Jy sigma=1.196309 ! Fit after self-cal, rms=0.050756Jy sigma=1.158925 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00494336 Jy ! Component: 100 - total flux cleaned = 0.00618322 Jy ! Total flux subtracted in 100 components = 0.00618322 Jy ! Clean residual min=-0.002796 max=0.003051 Jy/beam ! Clean residual mean=0.000001 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.0357642 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.0357642 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=0.050213Jy sigma=1.146601 ! Fit after self-cal, rms=0.050200Jy sigma=1.145905 ! 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=1.136 mas, bmaj=2.634 mas, bpa=-10.48 degrees ! Estimated noise=0.246139 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 = 0.00195699 Jy ! Component: 100 - total flux cleaned = 0.00247979 Jy ! Component: 150 - total flux cleaned = 0.00264966 Jy ! Component: 200 - total flux cleaned = 0.0027371 Jy ! Total flux subtracted in 200 components = 0.0027371 Jy ! Clean residual min=-0.001949 max=0.002019 Jy/beam ! Clean residual mean=0.000002 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.0385013 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 0.0385013 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=0.050115Jy sigma=1.144191 ! Fit after self-cal, rms=0.050113Jy sigma=1.143889 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.136 x 2.634 at -10.48 degrees (North through East) ! Clean map min=-0.0019208 max=0.033097 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 0.96 KP 0.98 ! LA 0.97 MK 1.23 NL 1.18 PT 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.86 HN 1.02 KP 1.08 ! LA 1.04 MK 1.20 NL 1.28 PT 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.88 KP 0.97 ! LA 0.93 MK 1.19 NL 1.33 PT 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 0.96 KP 1.03 ! LA 1.00 MK 1.11 NL 1.11 PT 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.94 HN 0.93 KP 0.98 ! LA 0.97 MK 1.26 NL 1.16 PT 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.94 HN 0.85 KP 1.04 ! LA 0.95 MK 1.07 NL 1.19 PT 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.84 KP 1.04 ! LA 0.89 MK 0.95 NL 1.22 PT 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.91 HN 0.69 KP 1.06 ! LA 1.11 MK 1.00 NL 1.25 PT 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.85 KP 0.98 ! LA 0.92 MK 1.06 NL 1.26 PT 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.97 HN 0.78 KP 1.02 ! LA 1.00 MK 0.89 NL 1.31 PT 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.88 HN 0.78 KP 1.00 ! LA 1.01 MK 0.87 NL 1.13 PT 0.85 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.87 HN 0.70 KP 0.97 ! LA 1.01 MK 0.80 NL 1.14 PT 0.87 ! ! ! Fit before self-cal, rms=0.050113Jy sigma=1.143889 ! Fit after self-cal, rms=0.047681Jy sigma=1.136184 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.122 mas, bmaj=2.605 mas, bpa=-10.46 degrees ! Estimated noise=0.242241 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 = 0.000552003 Jy ! Component: 100 - total flux cleaned = 0.000638659 Jy ! Component: 150 - total flux cleaned = 0.000694833 Jy ! Component: 200 - total flux cleaned = 0.000730736 Jy ! Total flux subtracted in 200 components = 0.000730736 Jy ! Clean residual min=-0.001116 max=0.001040 Jy/beam ! Clean residual mean=0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.039232 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 35 components and 0.039232 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=0.047668Jy sigma=1.135903 ! Fit after self-cal, rms=0.047711Jy sigma=1.132864 ! 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=0.047711Jy sigma=1.132864 ! Fit after self-cal, rms=0.048153Jy sigma=1.130403 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.118 mas, bmaj=2.592 mas, bpa=-10.61 degrees ! Estimated noise=0.241585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000441328 Jy ! Component: 100 - total flux cleaned = 0.000520726 Jy ! Component: 150 - total flux cleaned = 0.000546791 Jy ! Component: 200 - total flux cleaned = 0.000568096 Jy ! Total flux subtracted in 200 components = 0.000568096 Jy ! Clean residual min=-0.001065 max=0.000984 Jy/beam ! Clean residual mean=0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0398001 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 44 components and 0.0398001 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=0.048147Jy sigma=1.130306 ! Fit after self-cal, rms=0.048230Jy sigma=1.129655 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 = 3.58272e-05 Jy ! Component: 100 - total flux cleaned = 1.99741e-05 Jy ! Component: 150 - total flux cleaned = 1.32587e-05 Jy ! Component: 200 - total flux cleaned = 1.33631e-05 Jy ! Total flux subtracted in 200 components = 1.33631e-05 Jy ! Clean residual min=-0.001064 max=0.000934 Jy/beam ! Clean residual mean=0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0398135 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 50 components and 0.0398135 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=0.048227Jy sigma=1.129617 ! Fit after self-cal, rms=0.048228Jy sigma=1.129591 ! 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=0.048228Jy sigma=1.129591 ! Fit after self-cal, rms=0.048233Jy sigma=1.129398 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.109 mas, bmaj=2.591 mas, bpa=-10.64 degrees ! Estimated noise=0.240169 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000232601 Jy ! Component: 100 - total flux cleaned = 0.000264923 Jy ! Component: 150 - total flux cleaned = 0.000283841 Jy ! Component: 200 - total flux cleaned = 0.000311597 Jy ! Total flux subtracted in 200 components = 0.000311597 Jy ! Clean residual min=-0.001061 max=0.000961 Jy/beam ! Clean residual mean=0.000001 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.0401251 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 55 components and 0.0401251 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=0.048230Jy sigma=1.129351 ! Fit after self-cal, rms=0.048264Jy sigma=1.129277 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 = 4.6045e-05 Jy ! Component: 100 - total flux cleaned = 4.62154e-05 Jy ! Component: 150 - total flux cleaned = 4.08289e-05 Jy ! Component: 200 - total flux cleaned = 5.03115e-05 Jy ! Total flux subtracted in 200 components = 5.03115e-05 Jy ! Clean residual min=-0.001041 max=0.000929 Jy/beam ! Clean residual mean=0.000001 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0401754 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 58 components and 0.0401754 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=0.048262Jy sigma=1.129259 ! Fit after self-cal, rms=0.048263Jy sigma=1.129249 ! 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=0.048263Jy sigma=1.129249 ! Fit after self-cal, rms=0.048106Jy sigma=1.129198 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.191 mas, bmaj=2.697 mas, bpa=-18.66 degrees ! Estimated noise=0.284268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000211756 Jy ! Component: 100 - total flux cleaned = 0.000232532 Jy ! Component: 150 - total flux cleaned = 0.00023822 Jy ! Component: 200 - total flux cleaned = 0.000238369 Jy ! Total flux subtracted in 200 components = 0.000238369 Jy ! Clean residual min=-0.001035 max=0.001036 Jy/beam ! Clean residual mean=0.000001 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0404138 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 66 components and 0.0404138 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=0.048105Jy sigma=1.129210 ! Fit after self-cal, rms=0.048123Jy sigma=1.129176 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 = 2.09142e-05 Jy ! Component: 100 - total flux cleaned = 8.60256e-06 Jy ! Component: 150 - total flux cleaned = -1.1609e-05 Jy ! Component: 200 - total flux cleaned = -1.61341e-05 Jy ! Total flux subtracted in 200 components = -1.61341e-05 Jy ! Clean residual min=-0.001021 max=0.001001 Jy/beam ! Clean residual mean=0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0403976 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 67 components and 0.0403976 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=0.048123Jy sigma=1.129194 ! Fit after self-cal, rms=0.048124Jy sigma=1.129186 ! 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=1.103 mas, bmaj=2.591 mas, bpa=-10.64 degrees ! Estimated noise=0.238952 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.103 x 2.591 at -10.64 degrees (North through East) ! Clean map min=-0.00097357 max=0.031998 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=0.8963 mas, bmaj=2.472 mas, bpa=-11.28 degrees ! Estimated noise=0.486906 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0242328 Jy ! Component: 100 - total flux cleaned = 0.0315857 Jy ! Component: 150 - total flux cleaned = 0.0351009 Jy ! Component: 200 - total flux cleaned = 0.0363971 Jy ! Total flux subtracted in 200 components = 0.0363971 Jy ! Clean residual min=-0.002101 max=0.002334 Jy/beam ! Clean residual mean=-0.000001 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.0363971 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 0.0363971 Jy ! Inverting map and beam ! Estimated beam: bmin=1.103 mas, bmaj=2.591 mas, bpa=-10.64 degrees ! Estimated noise=0.238952 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 (1, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00197394 Jy ! Component: 100 - total flux cleaned = 0.00290759 Jy ! Component: 150 - total flux cleaned = 0.00349479 Jy ! Component: 200 - total flux cleaned = 0.00374138 Jy ! Total flux subtracted in 200 components = 0.00374138 Jy ! Clean residual min=-0.001024 max=0.000900 Jy/beam ! Clean residual mean=0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0401385 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 23 components and 0.0401385 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=2.191 mas, bmaj=2.697 mas, bpa=-18.66 degrees ! Estimated noise=0.284268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.36063e-05 Jy ! Component: 100 - total flux cleaned = 0.000166284 Jy ! Component: 150 - total flux cleaned = 0.000247289 Jy ! Component: 200 - total flux cleaned = 0.000306917 Jy ! Total flux subtracted in 200 components = 0.000306917 Jy ! Clean residual min=-0.001045 max=0.000932 Jy/beam ! Clean residual mean=0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0404454 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 = 3.17078e-05 Jy ! Component: 100 - total flux cleaned = 5.4971e-05 Jy ! Component: 150 - total flux cleaned = 8.15075e-05 Jy ! Component: 200 - total flux cleaned = 0.000100927 Jy ! Total flux subtracted in 200 components = 0.000100927 Jy ! Clean residual min=-0.001043 max=0.000924 Jy/beam ! Clean residual mean=0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0405463 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 52 components and 0.0405463 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.103 mas, bmaj=2.591 mas, bpa=-10.64 degrees ! Estimated noise=0.238952 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.89681e-05 Jy ! Component: 100 - total flux cleaned = 0.000125135 Jy ! Component: 150 - total flux cleaned = 0.000135377 Jy ! Component: 200 - total flux cleaned = 0.000144528 Jy ! Total flux subtracted in 200 components = 0.000144528 Jy ! Clean residual min=-0.001031 max=0.000871 Jy/beam ! Clean residual mean=0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0406909 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 72 components and 0.0406908 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=0.048110Jy sigma=1.129001 ! Fit after self-cal, rms=0.048095Jy sigma=1.128837 wmodel J2208+1808_X_b_map.mod ! Writing 72 model components to file: J2208+1808_X_b_map.mod wobs J2208+1808_X_b_uvs.fits ! Writing UV FITS file: J2208+1808_X_b_uvs.fits wwins J2208+1808_X_b_map.win ! wwins: Wrote 2 windows to J2208+1808_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 = -0.000256287 Jy ! Component: 100 - total flux cleaned = -0.000255284 Jy ! Component: 150 - total flux cleaned = -0.000328445 Jy ! Component: 200 - total flux cleaned = -0.000397818 Jy ! Component: 250 - total flux cleaned = -0.000437426 Jy ! Component: 300 - total flux cleaned = -0.000501347 Jy ! Component: 350 - total flux cleaned = -0.000562981 Jy ! Component: 400 - total flux cleaned = -0.000622807 Jy ! Component: 450 - total flux cleaned = -0.000657681 Jy ! Component: 500 - total flux cleaned = -0.000691584 Jy ! Component: 550 - total flux cleaned = -0.000691748 Jy ! Component: 600 - total flux cleaned = -0.000713465 Jy ! Component: 650 - total flux cleaned = -0.000702732 Jy ! Component: 700 - total flux cleaned = -0.000733549 Jy ! Component: 750 - total flux cleaned = -0.00076372 Jy ! Component: 800 - total flux cleaned = -0.000793235 Jy ! Component: 850 - total flux cleaned = -0.000822025 Jy ! Component: 900 - total flux cleaned = -0.00084083 Jy ! Component: 950 - total flux cleaned = -0.000840817 Jy ! Component: 1000 - total flux cleaned = -0.000868412 Jy ! Component: 1050 - total flux cleaned = -0.000922042 Jy ! Component: 1100 - total flux cleaned = -0.000921933 Jy ! Component: 1150 - total flux cleaned = -0.000930706 Jy ! Component: 1200 - total flux cleaned = -0.000947751 Jy ! Component: 1250 - total flux cleaned = -0.000956019 Jy ! Component: 1300 - total flux cleaned = -0.00095601 Jy ! Component: 1350 - total flux cleaned = -0.000980244 Jy ! Component: 1400 - total flux cleaned = -0.000988165 Jy ! Component: 1450 - total flux cleaned = -0.00098812 Jy ! Component: 1500 - total flux cleaned = -0.000988253 Jy ! Component: 1550 - total flux cleaned = -0.000973092 Jy ! Component: 1600 - total flux cleaned = -0.001003 Jy ! Component: 1650 - total flux cleaned = -0.000973432 Jy ! Component: 1700 - total flux cleaned = -0.000966232 Jy ! Component: 1750 - total flux cleaned = -0.000980721 Jy ! Component: 1800 - total flux cleaned = -0.000952436 Jy ! Component: 1850 - total flux cleaned = -0.00093148 Jy ! Component: 1900 - total flux cleaned = -0.000924419 Jy ! Component: 1950 - total flux cleaned = -0.000924364 Jy ! Component: 2000 - total flux cleaned = -0.000931073 Jy ! Component: 2050 - total flux cleaned = -0.00092421 Jy ! Component: 2100 - total flux cleaned = -0.000891258 Jy ! Component: 2150 - total flux cleaned = -0.000878214 Jy ! Component: 2200 - total flux cleaned = -0.000865335 Jy ! Component: 2250 - total flux cleaned = -0.000859001 Jy ! Component: 2300 - total flux cleaned = -0.000846383 Jy ! Component: 2350 - total flux cleaned = -0.000821374 Jy ! Component: 2400 - total flux cleaned = -0.000808979 Jy ! Component: 2450 - total flux cleaned = -0.000796762 Jy ! Component: 2500 - total flux cleaned = -0.000808973 Jy ! Component: 2550 - total flux cleaned = -0.000778905 Jy ! Component: 2600 - total flux cleaned = -0.000749181 Jy ! Component: 2650 - total flux cleaned = -0.000731564 Jy ! Component: 2700 - total flux cleaned = -0.000708259 Jy ! Component: 2750 - total flux cleaned = -0.000708215 Jy ! Component: 2800 - total flux cleaned = -0.000690896 Jy ! Component: 2850 - total flux cleaned = -0.00066234 Jy ! Component: 2900 - total flux cleaned = -0.000639722 Jy ! Component: 2950 - total flux cleaned = -0.000622901 Jy ! Component: 3000 - total flux cleaned = -0.000595075 Jy ! Component: 3050 - total flux cleaned = -0.000567458 Jy ! Component: 3100 - total flux cleaned = -0.000539999 Jy ! Component: 3150 - total flux cleaned = -0.00052359 Jy ! Component: 3200 - total flux cleaned = -0.000496507 Jy ! Component: 3250 - total flux cleaned = -0.000474954 Jy ! Component: 3300 - total flux cleaned = -0.000432239 Jy ! Component: 3350 - total flux cleaned = -0.000405697 Jy ! Component: 3400 - total flux cleaned = -0.000389936 Jy ! Component: 3450 - total flux cleaned = -0.000384716 Jy ! Component: 3500 - total flux cleaned = -0.000358617 Jy ! Component: 3550 - total flux cleaned = -0.000358634 Jy ! Component: 3600 - total flux cleaned = -0.000338056 Jy ! Component: 3650 - total flux cleaned = -0.00030223 Jy ! Component: 3700 - total flux cleaned = -0.000307335 Jy ! Component: 3750 - total flux cleaned = -0.000287103 Jy ! Component: 3800 - total flux cleaned = -0.000261975 Jy ! Component: 3850 - total flux cleaned = -0.000242014 Jy ! Component: 3900 - total flux cleaned = -0.000237043 Jy ! Component: 3950 - total flux cleaned = -0.000222242 Jy ! Component: 4000 - total flux cleaned = -0.000217332 Jy ! Component: 4050 - total flux cleaned = -0.000212457 Jy ! Total flux subtracted in 4096 components = -0.000197849 Jy ! Clean residual min=-0.000362 max=0.000325 Jy/beam ! Clean residual mean=0.000000 rms=0.000086 Jy/beam ! Combined flux in latest and established models = 0.040493 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 361 components and 0.040493 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2208+1808_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.103 x 2.591 at -10.64 degrees (North through East) ! Clean map min=-0.0008316 max=0.031637 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2208+1808_X_b_map.fits wmodel /vlbi/uf001/uva//J2208+1808_X_b_map.mod ! Writing 361 model components to file: /vlbi/uf001/uva//J2208+1808_X_b_map.mod wobs /vlbi/uf001/uva//J2208+1808_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2208+1808_X_b_uvs.fits wwins /vlbi/uf001/uva//J2208+1808_X_b_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J2208+1808_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0316366 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.19781e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.777373 0.777373 1.55475 3.10949 6.21898 12.438 24.8759 49.7519 99.5037 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 385.915 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2208+1808_X_b_dfm.log closed on Mon Jan 14 06:08:56 2019