! Started logfile: /vlbi/uf001/uva//J0851+0845_X_dfm.log on Mon Jan 14 00:08:35 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//J0851+0845_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0851+0845_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.925926 visibilities/baseline/integration-bin. ! Found source: J0851+0845 ! ! 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 28500 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 J0851+0845_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 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004482Jy sigma=24.365443 ! Fit after self-cal, rms=0.949427Jy sigma=22.990320 ! 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=0.713 mas, bmaj=1.657 mas, bpa=-1.9 degrees ! Estimated noise=0.319696 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 = 0.0344841 Jy ! Component: 100 - total flux cleaned = 0.0504515 Jy ! Total flux subtracted in 100 components = 0.0504515 Jy ! Clean residual min=-0.004064 max=0.010657 Jy/beam ! Clean residual mean=-0.000004 rms=0.000989 Jy/beam ! Combined flux in latest and established models = 0.0504515 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0504515 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=0.069729Jy sigma=1.492244 ! Fit after self-cal, rms=0.068791Jy sigma=1.469470 ! Inverting map ! Added new window around map position (0.8, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0124058 Jy ! Component: 100 - total flux cleaned = 0.020103 Jy ! Total flux subtracted in 100 components = 0.020103 Jy ! Clean residual min=-0.003161 max=0.008239 Jy/beam ! Clean residual mean=-0.000002 rms=0.000727 Jy/beam ! Combined flux in latest and established models = 0.0705545 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 0.0705545 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=0.065276Jy sigma=1.363082 ! Fit after self-cal, rms=0.065061Jy sigma=1.357209 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00714996 Jy ! Component: 100 - total flux cleaned = 0.0111255 Jy ! Total flux subtracted in 100 components = 0.0111255 Jy ! Clean residual min=-0.002644 max=0.005811 Jy/beam ! Clean residual mean=-0.000001 rms=0.000622 Jy/beam ! Combined flux in latest and established models = 0.08168 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 17 components and 0.08168 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=0.063965Jy sigma=1.323887 ! Fit after self-cal, rms=0.063835Jy sigma=1.320548 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00431549 Jy ! Component: 100 - total flux cleaned = 0.0056215 Jy ! Total flux subtracted in 100 components = 0.0056215 Jy ! Clean residual min=-0.002420 max=0.004071 Jy/beam ! Clean residual mean=-0.000000 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.0873015 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 21 components and 0.0873015 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=0.063467Jy sigma=1.309844 ! Fit after self-cal, rms=0.063410Jy sigma=1.308402 ! 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=0.8896 mas, bmaj=1.933 mas, bpa=-1.55 degrees ! Estimated noise=0.183408 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 = 0.00341144 Jy ! Component: 100 - total flux cleaned = 0.00505352 Jy ! Component: 150 - total flux cleaned = 0.00545144 Jy ! Component: 200 - total flux cleaned = 0.00576962 Jy ! Total flux subtracted in 200 components = 0.00576962 Jy ! Clean residual min=-0.001787 max=0.002277 Jy/beam ! Clean residual mean=0.000001 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.0930712 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 28 components and 0.0930711 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=0.063228Jy sigma=1.303300 ! Fit after self-cal, rms=0.063188Jy sigma=1.302170 ! Inverting map ! Added new window around map position (0, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00243208 Jy ! Component: 100 - total flux cleaned = 0.0030303 Jy ! Component: 150 - total flux cleaned = 0.00312762 Jy ! Component: 200 - total flux cleaned = 0.00325292 Jy ! Total flux subtracted in 200 components = 0.00325292 Jy ! Clean residual min=-0.001711 max=0.001889 Jy/beam ! Clean residual mean=0.000001 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.0963241 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 42 components and 0.0963241 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=0.063061Jy sigma=1.299241 ! Fit after self-cal, rms=0.063031Jy sigma=1.298776 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8896 x 1.933 at -1.55 degrees (North through East) ! Clean map min=-0.0016054 max=0.04734 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.87 KP 1.00 ! LA 1.03 MK 1.05 NL 1.01 OV 0.90 ! PT 0.92 SC 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.96 KP 1.02 ! LA 1.01 MK 1.02 NL 1.07 OV 0.96 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 1.00 KP 1.00 ! LA 1.02 MK 1.06 NL 1.05 OV 0.96 ! PT 0.92 SC 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.98 KP 1.04 ! LA 1.02 MK 1.15 NL 1.03 OV 0.93 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 0.87 KP 1.02 ! LA 1.00 MK 1.04 NL 0.98 OV 1.03 ! PT 0.98 SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.97 KP 1.01 ! LA 1.02 MK 0.94 NL 1.04 OV 0.94 ! PT 0.91 SC 0.84 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.87 KP 1.02 ! LA 1.04 MK 1.06 NL 1.01 OV 0.98 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.07 HN 0.90 KP 1.06 ! LA 1.02 MK 0.98 NL 1.02 OV 0.95 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.93 KP 1.02 ! LA 1.02 MK 0.95 NL 0.99 OV 0.95 ! PT 0.96 SC 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.93 KP 1.08 ! LA 1.03 MK 0.83 NL 1.02 OV 0.97 ! PT 0.92 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.99 HN 0.83 KP 1.02 ! LA 1.00 MK 0.82 NL 1.06 OV 0.98 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.86 KP 1.07 ! LA 0.99 MK 0.79 NL 1.02 OV 0.90 ! PT 0.94 SC 0.92 ! ! ! Fit before self-cal, rms=0.063031Jy sigma=1.298776 ! Fit after self-cal, rms=0.059312Jy sigma=1.293258 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8728 mas, bmaj=1.922 mas, bpa=-1.343 degrees ! Estimated noise=0.178645 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 = -0.000247524 Jy ! Component: 100 - total flux cleaned = -0.000247944 Jy ! Component: 150 - total flux cleaned = -0.000305641 Jy ! Component: 200 - total flux cleaned = -0.000356274 Jy ! Total flux subtracted in 200 components = -0.000356274 Jy ! Clean residual min=-0.001337 max=0.001404 Jy/beam ! Clean residual mean=0.000000 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0959678 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 59 components and 0.0959678 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=0.059260Jy sigma=1.292134 ! Fit after self-cal, rms=0.059222Jy sigma=1.291579 ! 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=0.059222Jy sigma=1.291579 ! Fit after self-cal, rms=0.062370Jy sigma=1.287033 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8652 mas, bmaj=1.918 mas, bpa=-1.801 degrees ! Estimated noise=0.17606 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000234166 Jy ! Component: 100 - total flux cleaned = 9.71479e-05 Jy ! Component: 150 - total flux cleaned = 5.03129e-05 Jy ! Component: 200 - total flux cleaned = 5.05584e-05 Jy ! Total flux subtracted in 200 components = 5.05584e-05 Jy ! Clean residual min=-0.001028 max=0.001084 Jy/beam ! Clean residual mean=-0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0960184 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 73 components and 0.0960184 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=0.062343Jy sigma=1.286298 ! Fit after self-cal, rms=0.062440Jy sigma=1.285926 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 (5.8, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112975 Jy ! Component: 100 - total flux cleaned = 0.00160537 Jy ! Component: 150 - total flux cleaned = 0.00167583 Jy ! Component: 200 - total flux cleaned = 0.00177576 Jy ! Total flux subtracted in 200 components = 0.00177576 Jy ! Clean residual min=-0.000917 max=0.000967 Jy/beam ! Clean residual mean=-0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0977941 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 83 components and 0.0977941 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=0.062411Jy sigma=1.285194 ! Fit after self-cal, rms=0.062399Jy sigma=1.285043 ! Inverting map ! Added new window around map position (13.6, -24.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000572304 Jy ! Component: 100 - total flux cleaned = 0.000767379 Jy ! Component: 150 - total flux cleaned = 0.000934754 Jy ! Component: 200 - total flux cleaned = 0.00112187 Jy ! Total flux subtracted in 200 components = 0.00112187 Jy ! Clean residual min=-0.000922 max=0.000929 Jy/beam ! Clean residual mean=-0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.098916 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 92 components and 0.098916 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=0.062376Jy sigma=1.284532 ! Fit after self-cal, rms=0.062370Jy sigma=1.284425 ! 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=0.062370Jy sigma=1.284425 ! Fit after self-cal, rms=0.062665Jy sigma=1.284224 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8614 mas, bmaj=1.922 mas, bpa=-2.335 degrees ! Estimated noise=0.175178 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000385201 Jy ! Component: 100 - total flux cleaned = 0.000629354 Jy ! Component: 150 - total flux cleaned = 0.000761257 Jy ! Component: 200 - total flux cleaned = 0.00084513 Jy ! Total flux subtracted in 200 components = 0.00084513 Jy ! Clean residual min=-0.000909 max=0.000892 Jy/beam ! Clean residual mean=-0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0997611 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 97 components and 0.0997611 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=0.062650Jy sigma=1.283867 ! Fit after self-cal, rms=0.062658Jy sigma=1.283787 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 (13.6, 15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00016008 Jy ! Component: 100 - total flux cleaned = 0.00011275 Jy ! Component: 150 - total flux cleaned = 0.00021001 Jy ! Component: 200 - total flux cleaned = 0.000300256 Jy ! Total flux subtracted in 200 components = 0.000300256 Jy ! Clean residual min=-0.000891 max=0.000855 Jy/beam ! Clean residual mean=-0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.100061 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 109 components and 0.100061 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=0.062635Jy sigma=1.283382 ! Fit after self-cal, rms=0.062626Jy sigma=1.283321 ! 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=0.062626Jy sigma=1.283321 ! Fit after self-cal, rms=0.062560Jy sigma=1.283291 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.087 mas, bmaj=2.991 mas, bpa=-0.9217 degrees ! Estimated noise=0.233049 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000236153 Jy ! Component: 100 - total flux cleaned = 0.000322168 Jy ! Component: 150 - total flux cleaned = 0.000336685 Jy ! Component: 200 - total flux cleaned = 0.000349472 Jy ! Total flux subtracted in 200 components = 0.000349472 Jy ! Clean residual min=-0.000968 max=0.000865 Jy/beam ! Clean residual mean=0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.100411 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 126 components and 0.100411 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=0.062552Jy sigma=1.283201 ! Fit after self-cal, rms=0.062551Jy sigma=1.283164 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 = 4.85316e-05 Jy ! Component: 100 - total flux cleaned = 3.6591e-05 Jy ! Component: 150 - total flux cleaned = 1.40303e-05 Jy ! Component: 200 - total flux cleaned = -2.87577e-05 Jy ! Total flux subtracted in 200 components = -2.87577e-05 Jy ! Clean residual min=-0.000956 max=0.000854 Jy/beam ! Clean residual mean=0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.100382 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 135 components and 0.100382 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=0.062546Jy sigma=1.283132 ! Fit after self-cal, rms=0.062543Jy sigma=1.283118 ! 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=0.8588 mas, bmaj=1.923 mas, bpa=-2.599 degrees ! Estimated noise=0.174709 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8588 x 1.923 at -2.599 degrees (North through East) ! Clean map min=-0.00083121 max=0.044688 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=0.6917 mas, bmaj=1.656 mas, bpa=-3 degrees ! Estimated noise=0.296872 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0346891 Jy ! Component: 100 - total flux cleaned = 0.0536768 Jy ! Component: 150 - total flux cleaned = 0.0655503 Jy ! Component: 200 - total flux cleaned = 0.0735034 Jy ! Total flux subtracted in 200 components = 0.0735034 Jy ! Clean residual min=-0.002537 max=0.004873 Jy/beam ! Clean residual mean=-0.000002 rms=0.000589 Jy/beam ! Combined flux in latest and established models = 0.0735034 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0735034 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8588 mas, bmaj=1.923 mas, bpa=-2.599 degrees ! Estimated noise=0.174709 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 = 0.00879207 Jy ! Component: 100 - total flux cleaned = 0.0136531 Jy ! Component: 150 - total flux cleaned = 0.0165415 Jy ! Component: 200 - total flux cleaned = 0.0185157 Jy ! Total flux subtracted in 200 components = 0.0185157 Jy ! Clean residual min=-0.001082 max=0.001802 Jy/beam ! Clean residual mean=-0.000001 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0920191 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 40 components and 0.0920191 Jy ! Inverting map ! Added new window around map position (-1, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00177125 Jy ! Component: 100 - total flux cleaned = 0.00301191 Jy ! Component: 150 - total flux cleaned = 0.00380287 Jy ! Component: 200 - total flux cleaned = 0.00433893 Jy ! Total flux subtracted in 200 components = 0.00433893 Jy ! Clean residual min=-0.000903 max=0.001156 Jy/beam ! Clean residual mean=-0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0963581 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 63 components and 0.0963581 Jy ! Inverting map ! Added new window around map position (-5.6, 14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000787756 Jy ! Component: 100 - total flux cleaned = 0.00118447 Jy ! Component: 150 - total flux cleaned = 0.00151409 Jy ! Component: 200 - total flux cleaned = 0.00181511 Jy ! Total flux subtracted in 200 components = 0.00181511 Jy ! Clean residual min=-0.000832 max=0.000898 Jy/beam ! Clean residual mean=0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0981732 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 80 components and 0.0981732 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=2.087 mas, bmaj=2.991 mas, bpa=-0.9217 degrees ! Estimated noise=0.233049 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000516578 Jy ! Component: 100 - total flux cleaned = 0.000638375 Jy ! Component: 150 - total flux cleaned = 0.000789616 Jy ! Component: 200 - total flux cleaned = 0.000926809 Jy ! Total flux subtracted in 200 components = 0.000926809 Jy ! Clean residual min=-0.001013 max=0.000892 Jy/beam ! Clean residual mean=0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0991 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 = 0.000157408 Jy ! Component: 100 - total flux cleaned = 0.000221182 Jy ! Component: 150 - total flux cleaned = 0.000280612 Jy ! Component: 200 - total flux cleaned = 0.000335478 Jy ! Total flux subtracted in 200 components = 0.000335478 Jy ! Clean residual min=-0.000971 max=0.000876 Jy/beam ! Clean residual mean=0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0994355 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 119 components and 0.0994355 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8588 mas, bmaj=1.923 mas, bpa=-2.599 degrees ! Estimated noise=0.174709 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000163893 Jy ! Component: 100 - total flux cleaned = -0.000187096 Jy ! Component: 150 - total flux cleaned = -0.000188368 Jy ! Component: 200 - total flux cleaned = -0.000149233 Jy ! Total flux subtracted in 200 components = -0.000149233 Jy ! Clean residual min=-0.000835 max=0.000847 Jy/beam ! Clean residual mean=0.000000 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0992863 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 147 components and 0.0992862 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=0.062540Jy sigma=1.282976 ! Fit after self-cal, rms=0.062526Jy sigma=1.282406 wmodel J0851+0845_X_map.mod ! Writing 147 model components to file: J0851+0845_X_map.mod wobs J0851+0845_X_uvs.fits ! Writing UV FITS file: J0851+0845_X_uvs.fits wwins J0851+0845_X_map.win ! wwins: Wrote 8 windows to J0851+0845_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 = 0.000110483 Jy ! Component: 100 - total flux cleaned = 5.18037e-05 Jy ! Component: 150 - total flux cleaned = -1.85627e-05 Jy ! Component: 200 - total flux cleaned = -0.000101023 Jy ! Component: 250 - total flux cleaned = -0.000114388 Jy ! Component: 300 - total flux cleaned = -0.000140848 Jy ! Component: 350 - total flux cleaned = -0.000205344 Jy ! Component: 400 - total flux cleaned = -0.000192549 Jy ! Component: 450 - total flux cleaned = -0.000167616 Jy ! Component: 500 - total flux cleaned = -0.000130821 Jy ! Component: 550 - total flux cleaned = -0.000130723 Jy ! Component: 600 - total flux cleaned = -9.49456e-05 Jy ! Component: 650 - total flux cleaned = -7.14906e-05 Jy ! Component: 700 - total flux cleaned = -4.83473e-05 Jy ! Component: 750 - total flux cleaned = -2.6917e-06 Jy ! Component: 800 - total flux cleaned = 3.09601e-05 Jy ! Component: 850 - total flux cleaned = 6.41192e-05 Jy ! Component: 900 - total flux cleaned = 7.51984e-05 Jy ! Component: 950 - total flux cleaned = 0.000130015 Jy ! Component: 1000 - total flux cleaned = 0.000183948 Jy ! Component: 1050 - total flux cleaned = 0.000237364 Jy ! Component: 1100 - total flux cleaned = 0.000290195 Jy ! Component: 1150 - total flux cleaned = 0.000342626 Jy ! Component: 1200 - total flux cleaned = 0.000332177 Jy ! Component: 1250 - total flux cleaned = 0.000404407 Jy ! Component: 1300 - total flux cleaned = 0.000394195 Jy ! Component: 1350 - total flux cleaned = 0.000404436 Jy ! Component: 1400 - total flux cleaned = 0.000454681 Jy ! Component: 1450 - total flux cleaned = 0.000464552 Jy ! Component: 1500 - total flux cleaned = 0.00050406 Jy ! Component: 1550 - total flux cleaned = 0.000513978 Jy ! Component: 1600 - total flux cleaned = 0.000543191 Jy ! Component: 1650 - total flux cleaned = 0.00056256 Jy ! Component: 1700 - total flux cleaned = 0.000562512 Jy ! Component: 1750 - total flux cleaned = 0.000562597 Jy ! Component: 1800 - total flux cleaned = 0.000562598 Jy ! Component: 1850 - total flux cleaned = 0.000553258 Jy ! Component: 1900 - total flux cleaned = 0.000534607 Jy ! Component: 1950 - total flux cleaned = 0.000571639 Jy ! Component: 2000 - total flux cleaned = 0.000544178 Jy ! Component: 2050 - total flux cleaned = 0.000580733 Jy ! Component: 2100 - total flux cleaned = 0.000553577 Jy ! Component: 2150 - total flux cleaned = 0.000562491 Jy ! Component: 2200 - total flux cleaned = 0.00054457 Jy ! Component: 2250 - total flux cleaned = 0.000571199 Jy ! Component: 2300 - total flux cleaned = 0.000544646 Jy ! Component: 2350 - total flux cleaned = 0.000553379 Jy ! Component: 2400 - total flux cleaned = 0.00052711 Jy ! Component: 2450 - total flux cleaned = 0.000553207 Jy ! Component: 2500 - total flux cleaned = 0.000527233 Jy ! Component: 2550 - total flux cleaned = 0.000552967 Jy ! Component: 2600 - total flux cleaned = 0.000527338 Jy ! Component: 2650 - total flux cleaned = 0.000518885 Jy ! Component: 2700 - total flux cleaned = 0.000502023 Jy ! Component: 2750 - total flux cleaned = 0.000493591 Jy ! Component: 2800 - total flux cleaned = 0.000468444 Jy ! Component: 2850 - total flux cleaned = 0.000460182 Jy ! Component: 2900 - total flux cleaned = 0.000460106 Jy ! Component: 2950 - total flux cleaned = 0.000443618 Jy ! Component: 3000 - total flux cleaned = 0.000419173 Jy ! Component: 3050 - total flux cleaned = 0.00041111 Jy ! Component: 3100 - total flux cleaned = 0.000411137 Jy ! Component: 3150 - total flux cleaned = 0.00040315 Jy ! Component: 3200 - total flux cleaned = 0.000419197 Jy ! Component: 3250 - total flux cleaned = 0.000371457 Jy ! Component: 3300 - total flux cleaned = 0.000355627 Jy ! Component: 3350 - total flux cleaned = 0.000355618 Jy ! Component: 3400 - total flux cleaned = 0.000308605 Jy ! Component: 3450 - total flux cleaned = 0.000332014 Jy ! Component: 3500 - total flux cleaned = 0.000308746 Jy ! Component: 3550 - total flux cleaned = 0.000301111 Jy ! Component: 3600 - total flux cleaned = 0.000247346 Jy ! Component: 3650 - total flux cleaned = 0.000262643 Jy ! Component: 3700 - total flux cleaned = 0.000232157 Jy ! Component: 3750 - total flux cleaned = 0.000232171 Jy ! Component: 3800 - total flux cleaned = 0.000239665 Jy ! Component: 3850 - total flux cleaned = 0.000209687 Jy ! Component: 3900 - total flux cleaned = 0.000202287 Jy ! Component: 3950 - total flux cleaned = 0.000187404 Jy ! Component: 4000 - total flux cleaned = 0.000165214 Jy ! Component: 4050 - total flux cleaned = 0.000157891 Jy ! Total flux subtracted in 4096 components = 0.0001579 Jy ! Clean residual min=-0.000425 max=0.000455 Jy/beam ! Clean residual mean=0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0994441 Jy keep ! Adding 313 model components to the UV plane model. ! The established model now contains 460 components and 0.0994441 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0851+0845_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8588 x 1.923 at -2.599 degrees (North through East) ! Clean map min=-0.00081673 max=0.043914 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0851+0845_X_map.fits wmodel /vlbi/uf001/uva//J0851+0845_X_map.mod ! Writing 460 model components to file: /vlbi/uf001/uva//J0851+0845_X_map.mod wobs /vlbi/uf001/uva//J0851+0845_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0851+0845_X_uvs.fits wwins /vlbi/uf001/uva//J0851+0845_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0851+0845_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.043914 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000126934 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.867154 0.867154 1.73431 3.46862 6.93723 13.8745 27.7489 55.4979 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.043 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 345.959 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0851+0845_X_dfm.log closed on Mon Jan 14 00:08:41 2019