! Started logfile: /vlbi/uf001/uva//J1839+4100_X_dfm.log on Mon Jan 14 04:44:58 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//J1839+4100_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1839+4100_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.992593 visibilities/baseline/integration-bin. ! Found source: J1839+4100 ! ! 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 30552 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 J1839+4100_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003447Jy sigma=26.560708 ! Fit after self-cal, rms=0.937186Jy sigma=24.789066 ! 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=0.755 mas, bmaj=1.218 mas, bpa=-9.191 degrees ! Estimated noise=0.300389 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 = 0.0461072 Jy ! Component: 100 - total flux cleaned = 0.0576814 Jy ! Total flux subtracted in 100 components = 0.0576814 Jy ! Clean residual min=-0.003031 max=0.009159 Jy/beam ! Clean residual mean=0.000003 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 0.0576814 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0576814 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=0.055134Jy sigma=1.394785 ! Fit after self-cal, rms=0.054563Jy sigma=1.380163 ! Inverting map ! Added new window around map position (-1.6, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00867172 Jy ! Component: 100 - total flux cleaned = 0.0138021 Jy ! Total flux subtracted in 100 components = 0.0138021 Jy ! Clean residual min=-0.002373 max=0.003244 Jy/beam ! Clean residual mean=0.000002 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.0714835 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.0714835 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=0.052568Jy sigma=1.322894 ! Fit after self-cal, rms=0.052427Jy sigma=1.318546 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00445045 Jy ! Component: 100 - total flux cleaned = 0.00735144 Jy ! Total flux subtracted in 100 components = 0.00735144 Jy ! Clean residual min=-0.002027 max=0.002118 Jy/beam ! Clean residual mean=0.000001 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.078835 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 22 components and 0.078835 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=0.051837Jy sigma=1.301434 ! Fit after self-cal, rms=0.051808Jy sigma=1.300497 ! 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=0.9782 mas, bmaj=1.495 mas, bpa=-6.259 degrees ! Estimated noise=0.160207 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 = 0.00397156 Jy ! Component: 100 - total flux cleaned = 0.00628292 Jy ! Component: 150 - total flux cleaned = 0.00776203 Jy ! Component: 200 - total flux cleaned = 0.00880499 Jy ! Total flux subtracted in 200 components = 0.00880499 Jy ! Clean residual min=-0.001389 max=0.001953 Jy/beam ! Clean residual mean=0.000001 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.08764 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 40 components and 0.08764 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=0.051496Jy sigma=1.291465 ! Fit after self-cal, rms=0.051473Jy sigma=1.290747 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9782 x 1.495 at -6.259 degrees (North through East) ! Clean map min=-0.0013008 max=0.062296 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.98 HN 0.96 KP 1.01 ! LA 0.96 MK 1.02 NL 1.11 OV 0.91 ! PT 0.91 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 0.92 KP 1.03 ! LA 0.97 MK 1.07 NL 1.12 OV 0.94 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.92 KP 0.99 ! LA 0.99 MK 1.02 NL 1.08 OV 0.95 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.92 KP 1.03 ! LA 0.96 MK 1.00 NL 1.13 OV 0.92 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 0.96 KP 1.00 ! LA 0.98 MK 1.01 NL 1.18 OV 0.94 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 HN 0.99 KP 1.04 ! LA 0.98 MK 1.05 NL 1.09 OV 0.92 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.94 KP 1.01 ! LA 0.95 MK 0.99 NL 1.11 OV 0.99 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.98 HN 0.98 KP 1.01 ! LA 1.01 MK 1.02 NL 1.09 OV 0.89 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 0.93 KP 1.04 ! LA 1.01 MK 1.04 NL 1.11 OV 0.92 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.93 KP 1.05 ! LA 1.02 MK 1.09 NL 1.11 OV 0.90 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 0.96 KP 1.02 ! LA 0.97 MK 0.93 NL 1.12 OV 0.92 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 0.93 KP 1.10 ! LA 1.02 MK 1.05 NL 1.09 OV 0.90 ! PT 0.92 SC 0.96 ! ! ! Fit before self-cal, rms=0.051473Jy sigma=1.290747 ! Fit after self-cal, rms=0.050672Jy sigma=1.281046 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9785 mas, bmaj=1.5 mas, bpa=-5.937 degrees ! Estimated noise=0.159409 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 = 0.000343395 Jy ! Component: 100 - total flux cleaned = 0.000314171 Jy ! Component: 150 - total flux cleaned = 0.000289477 Jy ! Component: 200 - total flux cleaned = 0.000268597 Jy ! Total flux subtracted in 200 components = 0.000268597 Jy ! Clean residual min=-0.000813 max=0.000846 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0879086 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 45 components and 0.0879086 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=0.050662Jy sigma=1.280792 ! Fit after self-cal, rms=0.050690Jy sigma=1.280451 ! 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=0.050690Jy sigma=1.280451 ! Fit after self-cal, rms=0.050767Jy sigma=1.277816 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.976 mas, bmaj=1.499 mas, bpa=-6.146 degrees ! Estimated noise=0.159535 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000221397 Jy ! Component: 100 - total flux cleaned = 0.000221275 Jy ! Component: 150 - total flux cleaned = 0.000221592 Jy ! Component: 200 - total flux cleaned = 0.00021381 Jy ! Total flux subtracted in 200 components = 0.00021381 Jy ! Clean residual min=-0.000846 max=0.000777 Jy/beam ! Clean residual mean=-0.000002 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0881224 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 46 components and 0.0881224 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=0.050763Jy sigma=1.277716 ! Fit after self-cal, rms=0.050769Jy sigma=1.277523 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 = 3.45015e-06 Jy ! Component: 100 - total flux cleaned = -4.44446e-06 Jy ! Component: 150 - total flux cleaned = -1.1139e-05 Jy ! Component: 200 - total flux cleaned = -1.12883e-05 Jy ! Total flux subtracted in 200 components = -1.12883e-05 Jy ! Clean residual min=-0.000857 max=0.000782 Jy/beam ! Clean residual mean=-0.000002 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0881111 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 49 components and 0.0881111 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=0.050767Jy sigma=1.277470 ! Fit after self-cal, rms=0.050767Jy sigma=1.277465 ! 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=0.050767Jy sigma=1.277465 ! Fit after self-cal, rms=0.050697Jy sigma=1.277439 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9744 mas, bmaj=1.498 mas, bpa=-6.021 degrees ! Estimated noise=0.159379 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000123199 Jy ! Component: 100 - total flux cleaned = 0.000115993 Jy ! Component: 150 - total flux cleaned = 0.000116431 Jy ! Component: 200 - total flux cleaned = 0.000122269 Jy ! Total flux subtracted in 200 components = 0.000122269 Jy ! Clean residual min=-0.000853 max=0.000773 Jy/beam ! Clean residual mean=-0.000002 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0882334 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 51 components and 0.0882334 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=0.050695Jy sigma=1.277388 ! Fit after self-cal, rms=0.050696Jy sigma=1.277382 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.16884e-05 Jy ! Component: 100 - total flux cleaned = 1.70851e-05 Jy ! Component: 150 - total flux cleaned = 2.20928e-05 Jy ! Component: 200 - total flux cleaned = 2.20851e-05 Jy ! Total flux subtracted in 200 components = 2.20851e-05 Jy ! Clean residual min=-0.000860 max=0.000774 Jy/beam ! Clean residual mean=-0.000002 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0882554 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 51 components and 0.0882554 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=0.050694Jy sigma=1.277350 ! Fit after self-cal, rms=0.050694Jy sigma=1.277348 ! 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=0.050694Jy sigma=1.277348 ! Fit after self-cal, rms=0.050633Jy sigma=1.277336 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.169 mas, bmaj=2.529 mas, bpa=0.4354 degrees ! Estimated noise=0.1996 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000281935 Jy ! Component: 100 - total flux cleaned = 0.000386323 Jy ! Component: 150 - total flux cleaned = 0.000393012 Jy ! Component: 200 - total flux cleaned = 0.000396188 Jy ! Total flux subtracted in 200 components = 0.000396188 Jy ! Clean residual min=-0.000815 max=0.000967 Jy/beam ! Clean residual mean=-0.000004 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0886516 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 54 components and 0.0886516 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=0.050633Jy sigma=1.277340 ! Fit after self-cal, rms=0.050633Jy sigma=1.277335 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.41464e-05 Jy ! Component: 100 - total flux cleaned = 6.39921e-05 Jy ! Component: 150 - total flux cleaned = 6.3856e-05 Jy ! Component: 200 - total flux cleaned = 6.38084e-05 Jy ! Total flux subtracted in 200 components = 6.38084e-05 Jy ! Clean residual min=-0.000813 max=0.000971 Jy/beam ! Clean residual mean=-0.000004 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0887154 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 55 components and 0.0887154 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=0.050633Jy sigma=1.277341 ! Fit after self-cal, rms=0.050633Jy sigma=1.277341 ! 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=0.9732 mas, bmaj=1.498 mas, bpa=-5.925 degrees ! Estimated noise=0.159272 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9732 x 1.498 at -5.925 degrees (North through East) ! Clean map min=-0.00078008 max=0.061663 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=0.7534 mas, bmaj=1.22 mas, bpa=-8.656 degrees ! Estimated noise=0.297906 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0459253 Jy ! Component: 100 - total flux cleaned = 0.05971 Jy ! Component: 150 - total flux cleaned = 0.0678975 Jy ! Component: 200 - total flux cleaned = 0.0734189 Jy ! Total flux subtracted in 200 components = 0.0734189 Jy ! Clean residual min=-0.001818 max=0.003052 Jy/beam ! Clean residual mean=0.000001 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.073419 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.073419 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9732 mas, bmaj=1.498 mas, bpa=-5.925 degrees ! Estimated noise=0.159272 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 = 0.00600433 Jy ! Component: 100 - total flux cleaned = 0.00932366 Jy ! Component: 150 - total flux cleaned = 0.0112617 Jy ! Component: 200 - total flux cleaned = 0.01249 Jy ! Total flux subtracted in 200 components = 0.01249 Jy ! Clean residual min=-0.000759 max=0.000892 Jy/beam ! Clean residual mean=-0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.085909 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 34 components and 0.085909 Jy ! Inverting map ! Added new window around map position (-4.2, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000973066 Jy ! Component: 100 - total flux cleaned = 0.00166323 Jy ! Component: 150 - total flux cleaned = 0.00202687 Jy ! Component: 200 - total flux cleaned = 0.00232015 Jy ! Total flux subtracted in 200 components = 0.00232015 Jy ! Clean residual min=-0.000761 max=0.000779 Jy/beam ! Clean residual mean=-0.000001 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.0882291 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 46 components and 0.0882291 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=2.169 mas, bmaj=2.529 mas, bpa=0.4354 degrees ! Estimated noise=0.1996 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000402174 Jy ! Component: 100 - total flux cleaned = 0.000539034 Jy ! Component: 150 - total flux cleaned = 0.000630752 Jy ! Component: 200 - total flux cleaned = 0.000703866 Jy ! Total flux subtracted in 200 components = 0.000703866 Jy ! Clean residual min=-0.000823 max=0.000875 Jy/beam ! Clean residual mean=-0.000004 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.088933 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 = 6.02426e-05 Jy ! Component: 100 - total flux cleaned = 0.000101593 Jy ! Component: 150 - total flux cleaned = 0.000124979 Jy ! Component: 200 - total flux cleaned = 0.000138798 Jy ! Total flux subtracted in 200 components = 0.000138798 Jy ! Clean residual min=-0.000827 max=0.000868 Jy/beam ! Clean residual mean=-0.000004 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0890718 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 81 components and 0.0890718 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9732 mas, bmaj=1.498 mas, bpa=-5.925 degrees ! Estimated noise=0.159272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.03372e-05 Jy ! Component: 100 - total flux cleaned = -4.05618e-05 Jy ! Component: 150 - total flux cleaned = -2.36734e-05 Jy ! Component: 200 - total flux cleaned = -8.17561e-06 Jy ! Total flux subtracted in 200 components = -8.17561e-06 Jy ! Clean residual min=-0.000776 max=0.000763 Jy/beam ! Clean residual mean=-0.000002 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0890636 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 94 components and 0.0890636 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=0.050617Jy sigma=1.276947 ! Fit after self-cal, rms=0.050614Jy sigma=1.276882 wmodel J1839+4100_X_map.mod ! Writing 94 model components to file: J1839+4100_X_map.mod wobs J1839+4100_X_uvs.fits ! Writing UV FITS file: J1839+4100_X_uvs.fits wwins J1839+4100_X_map.win ! wwins: Wrote 3 windows to J1839+4100_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 = 0.000111322 Jy ! Component: 100 - total flux cleaned = 0.000296952 Jy ! Component: 150 - total flux cleaned = 0.00044956 Jy ! Component: 200 - total flux cleaned = 0.000573127 Jy ! Component: 250 - total flux cleaned = 0.000670005 Jy ! Component: 300 - total flux cleaned = 0.000753157 Jy ! Component: 350 - total flux cleaned = 0.000811684 Jy ! Component: 400 - total flux cleaned = 0.000892432 Jy ! Component: 450 - total flux cleaned = 0.000971661 Jy ! Component: 500 - total flux cleaned = 0.00100499 Jy ! Component: 550 - total flux cleaned = 0.00106003 Jy ! Component: 600 - total flux cleaned = 0.00106001 Jy ! Component: 650 - total flux cleaned = 0.00109232 Jy ! Component: 700 - total flux cleaned = 0.00112407 Jy ! Component: 750 - total flux cleaned = 0.00110307 Jy ! Component: 800 - total flux cleaned = 0.00116544 Jy ! Component: 850 - total flux cleaned = 0.00112425 Jy ! Component: 900 - total flux cleaned = 0.00118554 Jy ! Component: 950 - total flux cleaned = 0.00119559 Jy ! Component: 1000 - total flux cleaned = 0.00119551 Jy ! Component: 1050 - total flux cleaned = 0.00121535 Jy ! Component: 1100 - total flux cleaned = 0.00121545 Jy ! Component: 1150 - total flux cleaned = 0.00121552 Jy ! Component: 1200 - total flux cleaned = 0.00123489 Jy ! Component: 1250 - total flux cleaned = 0.00123481 Jy ! Component: 1300 - total flux cleaned = 0.00123476 Jy ! Component: 1350 - total flux cleaned = 0.00122532 Jy ! Component: 1400 - total flux cleaned = 0.00123462 Jy ! Component: 1450 - total flux cleaned = 0.00120669 Jy ! Component: 1500 - total flux cleaned = 0.00119753 Jy ! Component: 1550 - total flux cleaned = 0.00119759 Jy ! Component: 1600 - total flux cleaned = 0.00117938 Jy ! Component: 1650 - total flux cleaned = 0.00119751 Jy ! Component: 1700 - total flux cleaned = 0.00116168 Jy ! Component: 1750 - total flux cleaned = 0.0011795 Jy ! Component: 1800 - total flux cleaned = 0.00117947 Jy ! Component: 1850 - total flux cleaned = 0.00113562 Jy ! Component: 1900 - total flux cleaned = 0.00115291 Jy ! Component: 1950 - total flux cleaned = 0.00118751 Jy ! Component: 2000 - total flux cleaned = 0.00113595 Jy ! Component: 2050 - total flux cleaned = 0.00117867 Jy ! Component: 2100 - total flux cleaned = 0.00114477 Jy ! Component: 2150 - total flux cleaned = 0.00116166 Jy ! Component: 2200 - total flux cleaned = 0.00117003 Jy ! Component: 2250 - total flux cleaned = 0.00120326 Jy ! Component: 2300 - total flux cleaned = 0.00118672 Jy ! Component: 2350 - total flux cleaned = 0.00118679 Jy ! Component: 2400 - total flux cleaned = 0.0012438 Jy ! Component: 2450 - total flux cleaned = 0.00121938 Jy ! Component: 2500 - total flux cleaned = 0.00125964 Jy ! Component: 2550 - total flux cleaned = 0.00129173 Jy ! Component: 2600 - total flux cleaned = 0.00128372 Jy ! Component: 2650 - total flux cleaned = 0.00130747 Jy ! Component: 2700 - total flux cleaned = 0.00131533 Jy ! Component: 2750 - total flux cleaned = 0.00132318 Jy ! Component: 2800 - total flux cleaned = 0.00136205 Jy ! Component: 2850 - total flux cleaned = 0.00135433 Jy ! Component: 2900 - total flux cleaned = 0.0013543 Jy ! Component: 2950 - total flux cleaned = 0.00140026 Jy ! Component: 3000 - total flux cleaned = 0.00141545 Jy ! Component: 3050 - total flux cleaned = 0.00140789 Jy ! Component: 3100 - total flux cleaned = 0.00141534 Jy ! Component: 3150 - total flux cleaned = 0.00143783 Jy ! Component: 3200 - total flux cleaned = 0.00143779 Jy ! Component: 3250 - total flux cleaned = 0.00146743 Jy ! Component: 3300 - total flux cleaned = 0.00148957 Jy ! Component: 3350 - total flux cleaned = 0.00143081 Jy ! Component: 3400 - total flux cleaned = 0.00151111 Jy ! Component: 3450 - total flux cleaned = 0.00148207 Jy ! Component: 3500 - total flux cleaned = 0.00151098 Jy ! Component: 3550 - total flux cleaned = 0.00148944 Jy ! Component: 3600 - total flux cleaned = 0.00148227 Jy ! Component: 3650 - total flux cleaned = 0.0015037 Jy ! Component: 3700 - total flux cleaned = 0.00150364 Jy ! Component: 3750 - total flux cleaned = 0.00149665 Jy ! Component: 3800 - total flux cleaned = 0.0015036 Jy ! Component: 3850 - total flux cleaned = 0.00151761 Jy ! Component: 3900 - total flux cleaned = 0.00149676 Jy ! Component: 3950 - total flux cleaned = 0.00147597 Jy ! Component: 4000 - total flux cleaned = 0.00153801 Jy ! Component: 4050 - total flux cleaned = 0.00151054 Jy ! Total flux subtracted in 4096 components = 0.00151738 Jy ! Clean residual min=-0.000438 max=0.000355 Jy/beam ! Clean residual mean=-0.000001 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.090581 Jy keep ! Adding 341 model components to the UV plane model. ! The established model now contains 435 components and 0.090581 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1839+4100_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9732 x 1.498 at -5.925 degrees (North through East) ! Clean map min=-0.00071339 max=0.061552 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1839+4100_X_map.fits wmodel /vlbi/uf001/uva//J1839+4100_X_map.mod ! Writing 435 model components to file: /vlbi/uf001/uva//J1839+4100_X_map.mod wobs /vlbi/uf001/uva//J1839+4100_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1839+4100_X_uvs.fits wwins /vlbi/uf001/uva//J1839+4100_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1839+4100_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0615522 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000117369 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.572044 0.572044 1.14409 2.28818 4.57635 9.15271 18.3054 36.6108 73.2217 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.061 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 524.434 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1839+4100_X_dfm.log closed on Mon Jan 14 04:45:04 2019