! Started logfile: /vlbi/uf001/uva//J1351+0830_X_dfm.log on Mon Jan 14 02:38:06 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//J1351+0830_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1351+0830_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.968811 visibilities/baseline/integration-bin. ! Found source: J1351+0830 ! ! 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 29820 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 J1351+0830_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 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.082418Jy sigma=23.933762 ! Fit after self-cal, rms=0.637887Jy sigma=14.174407 ! 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=0.6738 mas, bmaj=1.687 mas, bpa=-0.7613 degrees ! Estimated noise=0.350437 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 = 0.292219 Jy ! Component: 100 - total flux cleaned = 0.356075 Jy ! Total flux subtracted in 100 components = 0.356075 Jy ! Clean residual min=-0.015818 max=0.019893 Jy/beam ! Clean residual mean=-0.000003 rms=0.003665 Jy/beam ! Combined flux in latest and established models = 0.356075 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.356075 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=0.124162Jy sigma=2.692327 ! Fit after self-cal, rms=0.123637Jy sigma=2.680933 ! 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=0.8439 mas, bmaj=1.969 mas, bpa=-0.9994 degrees ! Estimated noise=0.193514 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 = 0.0209608 Jy ! Component: 100 - total flux cleaned = 0.0297833 Jy ! Component: 150 - total flux cleaned = 0.0300357 Jy ! Component: 200 - total flux cleaned = 0.0302405 Jy ! Total flux subtracted in 200 components = 0.0302405 Jy ! Clean residual min=-0.017396 max=0.023193 Jy/beam ! Clean residual mean=-0.000013 rms=0.005225 Jy/beam ! Combined flux in latest and established models = 0.386315 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.386315 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=0.120205Jy sigma=2.604396 ! Fit after self-cal, rms=0.120069Jy sigma=2.601730 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8439 x 1.969 at -0.9994 degrees (North through East) ! Clean map min=-0.01642 max=0.37254 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 0.89 KP 1.60 ! LA 0.94 MK 1.00 NL 1.10 OV 0.87 ! PT 0.89 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.91 KP 1.57 ! LA 0.93 MK 0.99 NL 1.09 OV 0.88 ! PT 0.89 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.91 KP 1.60 ! LA 0.93 MK 1.01 NL 1.09 OV 0.87 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.97 HN 0.89 KP 1.63 ! LA 0.93 MK 1.01 NL 1.09 OV 0.87 ! PT 0.89 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.90 KP 1.59 ! LA 0.93 MK 0.99 NL 1.12 OV 0.87 ! PT 0.88 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HN 0.89 KP 1.54 ! LA 0.93 MK 1.00 NL 1.09 OV 0.86 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HN 0.91 KP 1.64 ! LA 0.92 MK 0.99 NL 1.09 OV 0.87 ! PT 0.88 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.97 HN 0.90 KP 1.54 ! LA 0.92 MK 1.00 NL 1.10 OV 0.86 ! PT 0.89 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.97 HN 0.91 KP 1.56 ! LA 0.93 MK 1.01 NL 1.09 OV 0.86 ! PT 0.87 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.90 KP 1.56 ! LA 0.92 MK 1.01 NL 1.08 OV 0.87 ! PT 0.87 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 HN 0.93 KP 1.54 ! LA 0.93 MK 1.02 NL 1.10 OV 0.86 ! PT 0.88 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 0.92 KP 1.49 ! LA 0.91 MK 0.99 NL 1.09 OV 0.87 ! PT 0.89 SC 0.99 ! ! ! Fit before self-cal, rms=0.120069Jy sigma=2.601730 ! Fit after self-cal, rms=0.138206Jy sigma=2.072293 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8354 mas, bmaj=1.974 mas, bpa=-0.9075 degrees ! Estimated noise=0.193756 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 = 0.00292455 Jy ! Component: 100 - total flux cleaned = 0.00317472 Jy ! Component: 150 - total flux cleaned = 0.00331665 Jy ! Component: 200 - total flux cleaned = 0.00345115 Jy ! Total flux subtracted in 200 components = 0.00345115 Jy ! Clean residual min=-0.012626 max=0.014731 Jy/beam ! Clean residual mean=0.000013 rms=0.003521 Jy/beam ! Combined flux in latest and established models = 0.389766 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.389766 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=0.138031Jy sigma=2.069229 ! Fit after self-cal, rms=0.138112Jy sigma=2.068127 ! 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=0.138112Jy sigma=2.068127 ! Fit after self-cal, rms=0.257232Jy sigma=1.824114 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.828 mas, bmaj=1.955 mas, bpa=-0.9832 degrees ! Estimated noise=0.20115 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131398 Jy ! Component: 100 - total flux cleaned = 0.0196228 Jy ! Component: 150 - total flux cleaned = 0.0234402 Jy ! Component: 200 - total flux cleaned = 0.0257765 Jy ! Total flux subtracted in 200 components = 0.0257765 Jy ! Clean residual min=-0.014839 max=0.010856 Jy/beam ! Clean residual mean=0.000011 rms=0.003093 Jy/beam ! Combined flux in latest and established models = 0.415543 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 27 components and 0.415543 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=0.255417Jy sigma=1.826801 ! Fit after self-cal, rms=0.255566Jy sigma=1.825807 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00174829 Jy ! Component: 100 - total flux cleaned = 0.00203189 Jy ! Component: 150 - total flux cleaned = 0.0022786 Jy ! Component: 200 - total flux cleaned = 0.00232243 Jy ! Total flux subtracted in 200 components = 0.00232243 Jy ! Clean residual min=-0.014770 max=0.010791 Jy/beam ! Clean residual mean=0.000012 rms=0.003091 Jy/beam ! Combined flux in latest and established models = 0.417865 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 28 components and 0.417865 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=0.255504Jy sigma=1.826220 ! Fit after self-cal, rms=0.255499Jy sigma=1.826055 ! 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=0.255499Jy sigma=1.826055 ! Fit after self-cal, rms=0.248604Jy sigma=1.293963 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8272 mas, bmaj=1.96 mas, bpa=-0.915 degrees ! Estimated noise=0.201008 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000404973 Jy ! Component: 100 - total flux cleaned = -0.000226487 Jy ! Component: 150 - total flux cleaned = -0.000123647 Jy ! Component: 200 - total flux cleaned = 1.39495e-05 Jy ! Total flux subtracted in 200 components = 1.39495e-05 Jy ! Clean residual min=-0.002557 max=0.009095 Jy/beam ! Clean residual mean=-0.000002 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.417879 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 33 components and 0.417879 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=0.248573Jy sigma=1.291978 ! Fit after self-cal, rms=0.248546Jy sigma=1.291529 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 (0, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00754815 Jy ! Component: 100 - total flux cleaned = 0.00931727 Jy ! Component: 150 - total flux cleaned = 0.0100333 Jy ! Component: 200 - total flux cleaned = 0.0104731 Jy ! Total flux subtracted in 200 components = 0.0104731 Jy ! Clean residual min=-0.001663 max=0.002808 Jy/beam ! Clean residual mean=-0.000001 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.428352 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 48 components and 0.428352 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=0.248367Jy sigma=1.271550 ! Fit after self-cal, rms=0.248358Jy sigma=1.270504 ! Inverting map ! Added new window around map position (0.8, -8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281321 Jy ! Component: 100 - total flux cleaned = 0.00461168 Jy ! Component: 150 - total flux cleaned = 0.00571353 Jy ! Component: 200 - total flux cleaned = 0.00613108 Jy ! Total flux subtracted in 200 components = 0.00613108 Jy ! Clean residual min=-0.001584 max=0.001526 Jy/beam ! Clean residual mean=-0.000001 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.434484 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 65 components and 0.434483 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=0.248315Jy sigma=1.266884 ! Fit after self-cal, rms=0.248312Jy sigma=1.266767 ! 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=0.248312Jy sigma=1.266767 ! Fit after self-cal, rms=0.248697Jy sigma=1.264835 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.022 mas, bmaj=3.034 mas, bpa=-2.09 degrees ! Estimated noise=0.272044 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178337 Jy ! Component: 100 - total flux cleaned = 0.00202756 Jy ! Component: 150 - total flux cleaned = 0.002054 Jy ! Component: 200 - total flux cleaned = 0.00212282 Jy ! Total flux subtracted in 200 components = 0.00212282 Jy ! Clean residual min=-0.001317 max=0.001601 Jy/beam ! Clean residual mean=-0.000003 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.436606 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 81 components and 0.436606 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=0.248696Jy sigma=1.263781 ! Fit after self-cal, rms=0.248679Jy sigma=1.263650 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.78706e-05 Jy ! Component: 100 - total flux cleaned = 0.000214553 Jy ! Component: 150 - total flux cleaned = 0.000329573 Jy ! Component: 200 - total flux cleaned = 0.000373588 Jy ! Total flux subtracted in 200 components = 0.000373588 Jy ! Clean residual min=-0.001251 max=0.001525 Jy/beam ! Clean residual mean=-0.000003 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.43698 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 96 components and 0.43698 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=0.248674Jy sigma=1.263439 ! Fit after self-cal, rms=0.248673Jy sigma=1.263389 ! 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=0.8268 mas, bmaj=1.959 mas, bpa=-0.9671 degrees ! Estimated noise=0.200503 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8268 x 1.959 at -0.9671 degrees (North through East) ! Clean map min=-0.0010373 max=0.38349 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=0.6642 mas, bmaj=1.685 mas, bpa=-0.7262 degrees ! Estimated noise=0.354663 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.295786 Jy ! Component: 100 - total flux cleaned = 0.360849 Jy ! Component: 150 - total flux cleaned = 0.384601 Jy ! Component: 200 - total flux cleaned = 0.397518 Jy ! Total flux subtracted in 200 components = 0.397518 Jy ! Clean residual min=-0.003232 max=0.006601 Jy/beam ! Clean residual mean=-0.000003 rms=0.000739 Jy/beam ! Combined flux in latest and established models = 0.397519 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.397519 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8268 mas, bmaj=1.959 mas, bpa=-0.9671 degrees ! Estimated noise=0.200503 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 = 0.011948 Jy ! Component: 100 - total flux cleaned = 0.0188136 Jy ! Component: 150 - total flux cleaned = 0.0231479 Jy ! Component: 200 - total flux cleaned = 0.0262392 Jy ! Total flux subtracted in 200 components = 0.0262392 Jy ! Clean residual min=-0.001470 max=0.001771 Jy/beam ! Clean residual mean=-0.000002 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.423758 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 51 components and 0.423758 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00234402 Jy ! Component: 100 - total flux cleaned = 0.00420785 Jy ! Component: 150 - total flux cleaned = 0.00573897 Jy ! Component: 200 - total flux cleaned = 0.00701306 Jy ! Total flux subtracted in 200 components = 0.00701306 Jy ! Clean residual min=-0.001156 max=0.001258 Jy/beam ! Clean residual mean=-0.000002 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.430771 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 77 components and 0.430771 Jy ! Inverting map ! Added new window around map position (-2.2, -6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122819 Jy ! Component: 100 - total flux cleaned = 0.00201077 Jy ! Component: 150 - total flux cleaned = 0.00270883 Jy ! Component: 200 - total flux cleaned = 0.00324363 Jy ! Total flux subtracted in 200 components = 0.00324363 Jy ! Clean residual min=-0.001129 max=0.001138 Jy/beam ! Clean residual mean=-0.000002 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.434015 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 97 components and 0.434015 Jy ! Inverting map ! Added new window around map position (-0.4, -15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000702211 Jy ! Component: 100 - total flux cleaned = 0.00123302 Jy ! Component: 150 - total flux cleaned = 0.00166098 Jy ! Component: 200 - total flux cleaned = 0.00188386 Jy ! Total flux subtracted in 200 components = 0.00188386 Jy ! Clean residual min=-0.001094 max=0.001038 Jy/beam ! Clean residual mean=-0.000002 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.435898 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 121 components and 0.435898 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=2.022 mas, bmaj=3.034 mas, bpa=-2.09 degrees ! Estimated noise=0.272044 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000960495 Jy ! Component: 100 - total flux cleaned = 0.00155651 Jy ! Component: 150 - total flux cleaned = 0.00206732 Jy ! Component: 200 - total flux cleaned = 0.00252815 Jy ! Total flux subtracted in 200 components = 0.00252815 Jy ! Clean residual min=-0.001165 max=0.001339 Jy/beam ! Clean residual mean=-0.000003 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.438427 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 = 0.000378071 Jy ! Component: 100 - total flux cleaned = 0.000606423 Jy ! Component: 150 - total flux cleaned = 0.000748263 Jy ! Component: 200 - total flux cleaned = 0.000878023 Jy ! Total flux subtracted in 200 components = 0.000878023 Jy ! Clean residual min=-0.001156 max=0.001340 Jy/beam ! Clean residual mean=-0.000003 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.439305 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 159 components and 0.439305 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8268 mas, bmaj=1.959 mas, bpa=-0.9671 degrees ! Estimated noise=0.200503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000241106 Jy ! Component: 100 - total flux cleaned = -0.000259833 Jy ! Component: 150 - total flux cleaned = -0.000224347 Jy ! Component: 200 - total flux cleaned = -0.000158559 Jy ! Total flux subtracted in 200 components = -0.000158559 Jy ! Clean residual min=-0.001056 max=0.000994 Jy/beam ! Clean residual mean=-0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.439146 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 174 components and 0.439146 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=0.248601Jy sigma=1.261765 ! Fit after self-cal, rms=0.248606Jy sigma=1.261653 wmodel J1351+0830_X_map.mod ! Writing 174 model components to file: J1351+0830_X_map.mod wobs J1351+0830_X_uvs.fits ! Writing UV FITS file: J1351+0830_X_uvs.fits wwins J1351+0830_X_map.win ! wwins: Wrote 5 windows to J1351+0830_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 = -0.000148112 Jy ! Component: 100 - total flux cleaned = -0.000332763 Jy ! Component: 150 - total flux cleaned = -0.000476458 Jy ! Component: 200 - total flux cleaned = -0.000660796 Jy ! Component: 250 - total flux cleaned = -0.000765324 Jy ! Component: 300 - total flux cleaned = -0.000808978 Jy ! Component: 350 - total flux cleaned = -0.000794583 Jy ! Component: 400 - total flux cleaned = -0.00076668 Jy ! Component: 450 - total flux cleaned = -0.000753076 Jy ! Component: 500 - total flux cleaned = -0.000753122 Jy ! Component: 550 - total flux cleaned = -0.000779853 Jy ! Component: 600 - total flux cleaned = -0.000766602 Jy ! Component: 650 - total flux cleaned = -0.000779706 Jy ! Component: 700 - total flux cleaned = -0.000792347 Jy ! Component: 750 - total flux cleaned = -0.000767306 Jy ! Component: 800 - total flux cleaned = -0.000767411 Jy ! Component: 850 - total flux cleaned = -0.000718108 Jy ! Component: 900 - total flux cleaned = -0.000718124 Jy ! Component: 950 - total flux cleaned = -0.000633319 Jy ! Component: 1000 - total flux cleaned = -0.00057359 Jy ! Component: 1050 - total flux cleaned = -0.00050256 Jy ! Component: 1100 - total flux cleaned = -0.000478944 Jy ! Component: 1150 - total flux cleaned = -0.000397408 Jy ! Component: 1200 - total flux cleaned = -0.000305379 Jy ! Component: 1250 - total flux cleaned = -0.000248442 Jy ! Component: 1300 - total flux cleaned = -0.000225873 Jy ! Component: 1350 - total flux cleaned = -0.000203406 Jy ! Component: 1400 - total flux cleaned = -0.000147844 Jy ! Component: 1450 - total flux cleaned = -9.26628e-05 Jy ! Component: 1500 - total flux cleaned = -7.07257e-05 Jy ! Component: 1550 - total flux cleaned = -2.73687e-05 Jy ! Component: 1600 - total flux cleaned = 1.56763e-05 Jy ! Component: 1650 - total flux cleaned = 6.91388e-05 Jy ! Component: 1700 - total flux cleaned = 4.8069e-05 Jy ! Component: 1750 - total flux cleaned = 0.000132125 Jy ! Component: 1800 - total flux cleaned = 0.000163379 Jy ! Component: 1850 - total flux cleaned = 0.000194379 Jy ! Component: 1900 - total flux cleaned = 0.000235441 Jy ! Component: 1950 - total flux cleaned = 0.000255852 Jy ! Component: 2000 - total flux cleaned = 0.000275951 Jy ! Component: 2050 - total flux cleaned = 0.000255913 Jy ! Component: 2100 - total flux cleaned = 0.000285772 Jy ! Component: 2150 - total flux cleaned = 0.00026585 Jy ! Component: 2200 - total flux cleaned = 0.000265947 Jy ! Component: 2250 - total flux cleaned = 0.000285574 Jy ! Component: 2300 - total flux cleaned = 0.00027585 Jy ! Component: 2350 - total flux cleaned = 0.000295203 Jy ! Component: 2400 - total flux cleaned = 0.000285627 Jy ! Component: 2450 - total flux cleaned = 0.000304671 Jy ! Component: 2500 - total flux cleaned = 0.000314116 Jy ! Component: 2550 - total flux cleaned = 0.000304732 Jy ! Component: 2600 - total flux cleaned = 0.0003515 Jy ! Component: 2650 - total flux cleaned = 0.000370112 Jy ! Component: 2700 - total flux cleaned = 0.000342319 Jy ! Component: 2750 - total flux cleaned = 0.000342202 Jy ! Component: 2800 - total flux cleaned = 0.000333096 Jy ! Component: 2850 - total flux cleaned = 0.00034223 Jy ! Component: 2900 - total flux cleaned = 0.000396577 Jy ! Component: 2950 - total flux cleaned = 0.000369563 Jy ! Component: 3000 - total flux cleaned = 0.000378497 Jy ! Component: 3050 - total flux cleaned = 0.000351771 Jy ! Component: 3100 - total flux cleaned = 0.000360651 Jy ! Component: 3150 - total flux cleaned = 0.000378254 Jy ! Component: 3200 - total flux cleaned = 0.000378273 Jy ! Component: 3250 - total flux cleaned = 0.000369511 Jy ! Component: 3300 - total flux cleaned = 0.000395556 Jy ! Component: 3350 - total flux cleaned = 0.000369589 Jy ! Component: 3400 - total flux cleaned = 0.000386742 Jy ! Component: 3450 - total flux cleaned = 0.000386665 Jy ! Component: 3500 - total flux cleaned = 0.000386681 Jy ! Component: 3550 - total flux cleaned = 0.000369722 Jy ! Component: 3600 - total flux cleaned = 0.000369728 Jy ! Component: 3650 - total flux cleaned = 0.000403329 Jy ! Component: 3700 - total flux cleaned = 0.000369874 Jy ! Component: 3750 - total flux cleaned = 0.000378202 Jy ! Component: 3800 - total flux cleaned = 0.000353437 Jy ! Component: 3850 - total flux cleaned = 0.000394801 Jy ! Component: 3900 - total flux cleaned = 0.000361948 Jy ! Component: 3950 - total flux cleaned = 0.000402913 Jy ! Component: 4000 - total flux cleaned = 0.000394771 Jy ! Component: 4050 - total flux cleaned = 0.000378513 Jy ! Total flux subtracted in 4096 components = 0.000394643 Jy ! Clean residual min=-0.000489 max=0.000463 Jy/beam ! Clean residual mean=-0.000000 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.439541 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 497 components and 0.439541 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1351+0830_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8268 x 1.959 at -0.9671 degrees (North through East) ! Clean map min=-0.00073655 max=0.38467 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1351+0830_X_map.fits wmodel /vlbi/uf001/uva//J1351+0830_X_map.mod ! Writing 497 model components to file: /vlbi/uf001/uva//J1351+0830_X_map.mod wobs /vlbi/uf001/uva//J1351+0830_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1351+0830_X_uvs.fits wwins /vlbi/uf001/uva//J1351+0830_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1351+0830_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.384667 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000143944 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.112261 0.112261 0.224522 0.449044 0.898089 1.79618 3.59236 7.18471 14.3694 28.7388 57.4777 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.384 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2672.34 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1351+0830_X_dfm.log closed on Mon Jan 14 02:38:12 2019