! Started logfile: /vlbi/uf001/uva//J1838+0927_X_dfm.log on Mon Jan 14 04:44:13 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//J1838+0927_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1838+0927_X_uva.fits ! AN table 1: 42 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.96164 visibilities/baseline/integration-bin. ! Found source: J1838+0927 ! ! 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 17448 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 J1838+0927_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 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.018336Jy sigma=20.962915 ! Fit after self-cal, rms=0.842790Jy sigma=17.285643 ! 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=0.6505 mas, bmaj=1.631 mas, bpa=-2.442 degrees ! Estimated noise=0.427149 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 = 0.123365 Jy ! Component: 100 - total flux cleaned = 0.152714 Jy ! Total flux subtracted in 100 components = 0.152714 Jy ! Clean residual min=-0.005946 max=0.011306 Jy/beam ! Clean residual mean=-0.000000 rms=0.001235 Jy/beam ! Combined flux in latest and established models = 0.152714 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.152714 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=0.068811Jy sigma=1.334569 ! Fit after self-cal, rms=0.068791Jy sigma=1.334213 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0114903 Jy ! Component: 100 - total flux cleaned = 0.0166477 Jy ! Total flux subtracted in 100 components = 0.0166477 Jy ! Clean residual min=-0.005046 max=0.008145 Jy/beam ! Clean residual mean=0.000001 rms=0.001071 Jy/beam ! Combined flux in latest and established models = 0.169362 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.169362 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=0.067082Jy sigma=1.292335 ! Fit after self-cal, rms=0.067070Jy sigma=1.291965 ! Inverting map ! Added new window around map position (1, 3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00524279 Jy ! Component: 100 - total flux cleaned = 0.00591218 Jy ! Total flux subtracted in 100 components = 0.00591218 Jy ! Clean residual min=-0.004394 max=0.007164 Jy/beam ! Clean residual mean=0.000002 rms=0.000994 Jy/beam ! Combined flux in latest and established models = 0.175274 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 17 components and 0.175274 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=0.066484Jy sigma=1.280847 ! Fit after self-cal, rms=0.066441Jy sigma=1.279602 ! Inverting map ! Added new window around map position (-1.2, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00403315 Jy ! Component: 100 - total flux cleaned = 0.00415856 Jy ! Total flux subtracted in 100 components = 0.00415856 Jy ! Clean residual min=-0.004669 max=0.004659 Jy/beam ! Clean residual mean=0.000002 rms=0.000931 Jy/beam ! Combined flux in latest and established models = 0.179432 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 24 components and 0.179432 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=0.065990Jy sigma=1.271938 ! Fit after self-cal, rms=0.065969Jy sigma=1.271465 ! 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=0.8006 mas, bmaj=1.85 mas, bpa=-2.008 degrees ! Estimated noise=0.286317 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 = 0.00278004 Jy ! Component: 100 - total flux cleaned = 0.00415622 Jy ! Component: 150 - total flux cleaned = 0.00468495 Jy ! Component: 200 - total flux cleaned = 0.00485751 Jy ! Total flux subtracted in 200 components = 0.00485751 Jy ! Clean residual min=-0.003895 max=0.004585 Jy/beam ! Clean residual mean=0.000003 rms=0.001002 Jy/beam ! Combined flux in latest and established models = 0.18429 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 33 components and 0.18429 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=0.065790Jy sigma=1.268111 ! Fit after self-cal, rms=0.065789Jy sigma=1.268066 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8006 x 1.85 at -2.008 degrees (North through East) ! Clean map min=-0.0036999 max=0.15924 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.94 KP 0.93 ! LA 0.95 MK 1.02 NL 1.10 OV 1.03 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.91 KP 0.92 ! LA 0.97 MK 1.03 NL 1.10 OV 1.00 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 0.96 KP 0.93 ! LA 0.96 MK 1.00 NL 1.10 OV 1.02 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.97 KP 0.88 ! LA 0.93 MK 1.03 NL 1.12 OV 1.03 ! SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.94 KP 0.90 ! LA 0.96 MK 1.01 NL 1.07 OV 1.02 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.93 KP 0.89 ! LA 0.97 MK 1.02 NL 1.10 OV 1.04 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 0.94 KP 0.89 ! LA 0.94 MK 0.99 NL 1.07 OV 1.02 ! SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 0.95 KP 0.89 ! LA 0.97 MK 0.98 NL 1.08 OV 1.01 ! SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.94 KP 0.92 ! LA 0.97 MK 1.01 NL 1.10 OV 1.05 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.99 KP 0.90 ! LA 0.95 MK 1.06 NL 1.04 OV 1.01 ! SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.04 HN 0.94 KP 0.91 ! LA 0.97 MK 0.97 NL 1.07 OV 0.99 ! SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.91 KP 0.85 ! LA 0.97 MK 1.01 NL 1.10 OV 1.05 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.065789Jy sigma=1.268066 ! Fit after self-cal, rms=0.064147Jy sigma=1.237418 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7982 mas, bmaj=1.863 mas, bpa=-1.918 degrees ! Estimated noise=0.285081 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 (-11.2, -22.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00084645 Jy ! Component: 100 - total flux cleaned = -0.00146836 Jy ! Component: 150 - total flux cleaned = -0.00180731 Jy ! Component: 200 - total flux cleaned = -0.00224574 Jy ! Total flux subtracted in 200 components = -0.00224574 Jy ! Clean residual min=-0.002974 max=0.003105 Jy/beam ! Clean residual mean=0.000002 rms=0.000654 Jy/beam ! Combined flux in latest and established models = 0.182044 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 57 components and 0.182044 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=0.063832Jy sigma=1.231095 ! Fit after self-cal, rms=0.063859Jy sigma=1.230575 ! 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=0.063859Jy sigma=1.230575 ! Fit after self-cal, rms=0.064638Jy sigma=1.210772 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.796 mas, bmaj=1.859 mas, bpa=-1.887 degrees ! Estimated noise=0.285311 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00154208 Jy ! Component: 100 - total flux cleaned = -0.00199599 Jy ! Component: 150 - total flux cleaned = -0.00220233 Jy ! Component: 200 - total flux cleaned = -0.00238211 Jy ! Total flux subtracted in 200 components = -0.00238211 Jy ! Clean residual min=-0.001881 max=0.002050 Jy/beam ! Clean residual mean=-0.000000 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.179662 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 67 components and 0.179662 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=0.064588Jy sigma=1.209684 ! Fit after self-cal, rms=0.064648Jy sigma=1.209518 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, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167741 Jy ! Component: 100 - total flux cleaned = 0.00157521 Jy ! Component: 150 - total flux cleaned = 0.00151075 Jy ! Component: 200 - total flux cleaned = 0.00145126 Jy ! Total flux subtracted in 200 components = 0.00145126 Jy ! Clean residual min=-0.001757 max=0.001760 Jy/beam ! Clean residual mean=-0.000000 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.181113 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 78 components and 0.181113 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=0.064588Jy sigma=1.208353 ! Fit after self-cal, rms=0.064587Jy sigma=1.208296 ! Inverting map ! Added new window around map position (18.4, 35). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000768992 Jy ! Component: 100 - total flux cleaned = 0.000599635 Jy ! Component: 150 - total flux cleaned = 0.000518292 Jy ! Component: 200 - total flux cleaned = 0.000519052 Jy ! Total flux subtracted in 200 components = 0.000519052 Jy ! Clean residual min=-0.001581 max=0.001464 Jy/beam ! Clean residual mean=-0.000001 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.181632 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 91 components and 0.181632 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=0.064537Jy sigma=1.207447 ! Fit after self-cal, rms=0.064536Jy sigma=1.207384 ! 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=0.064536Jy sigma=1.207384 ! Fit after self-cal, rms=0.064764Jy sigma=1.205645 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7952 mas, bmaj=1.86 mas, bpa=-1.925 degrees ! Estimated noise=0.284957 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000931082 Jy ! Component: 100 - total flux cleaned = -0.00134154 Jy ! Component: 150 - total flux cleaned = -0.00146713 Jy ! Component: 200 - total flux cleaned = -0.00155917 Jy ! Total flux subtracted in 200 components = -0.00155917 Jy ! Clean residual min=-0.001360 max=0.001310 Jy/beam ! Clean residual mean=-0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.180073 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 102 components and 0.180073 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=0.064740Jy sigma=1.205134 ! Fit after self-cal, rms=0.064747Jy sigma=1.205109 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 = -0.000158776 Jy ! Component: 100 - total flux cleaned = -0.000199054 Jy ! Component: 150 - total flux cleaned = -0.000238429 Jy ! Component: 200 - total flux cleaned = -0.000294656 Jy ! Total flux subtracted in 200 components = -0.000294656 Jy ! Clean residual min=-0.001350 max=0.001314 Jy/beam ! Clean residual mean=-0.000001 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.179778 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 108 components and 0.179778 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=0.064737Jy sigma=1.204868 ! Fit after self-cal, rms=0.064736Jy sigma=1.204866 ! 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=0.064736Jy sigma=1.204866 ! Fit after self-cal, rms=0.064749Jy sigma=1.204772 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.948 mas, bmaj=2.806 mas, bpa=-3.105 degrees ! Estimated noise=0.3848 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000410735 Jy ! Component: 100 - total flux cleaned = -0.000594518 Jy ! Component: 150 - total flux cleaned = -0.000652689 Jy ! Component: 200 - total flux cleaned = -0.000738838 Jy ! Total flux subtracted in 200 components = -0.000738838 Jy ! Clean residual min=-0.001462 max=0.001290 Jy/beam ! Clean residual mean=-0.000002 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.17904 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 119 components and 0.17904 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=0.064745Jy sigma=1.204687 ! Fit after self-cal, rms=0.064746Jy sigma=1.204671 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 = -0.000119717 Jy ! Component: 100 - total flux cleaned = -0.000166433 Jy ! Component: 150 - total flux cleaned = -0.000180896 Jy ! Component: 200 - total flux cleaned = -0.000194855 Jy ! Total flux subtracted in 200 components = -0.000194855 Jy ! Clean residual min=-0.001431 max=0.001281 Jy/beam ! Clean residual mean=-0.000002 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.178845 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 124 components and 0.178845 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=0.064745Jy sigma=1.204665 ! Fit after self-cal, rms=0.064744Jy sigma=1.204657 ! 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=0.7946 mas, bmaj=1.86 mas, bpa=-1.912 degrees ! Estimated noise=0.284591 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7946 x 1.86 at -1.912 degrees (North through East) ! Clean map min=-0.0014087 max=0.15881 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=0.6447 mas, bmaj=1.637 mas, bpa=-2.392 degrees ! Estimated noise=0.425016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.122667 Jy ! Component: 100 - total flux cleaned = 0.15219 Jy ! Component: 150 - total flux cleaned = 0.163514 Jy ! Component: 200 - total flux cleaned = 0.168616 Jy ! Total flux subtracted in 200 components = 0.168616 Jy ! Clean residual min=-0.002378 max=0.002637 Jy/beam ! Clean residual mean=-0.000001 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.168616 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.168616 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7946 mas, bmaj=1.86 mas, bpa=-1.912 degrees ! Estimated noise=0.284591 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 = 0.00304567 Jy ! Component: 100 - total flux cleaned = 0.0052092 Jy ! Component: 150 - total flux cleaned = 0.00623617 Jy ! Component: 200 - total flux cleaned = 0.00668059 Jy ! Total flux subtracted in 200 components = 0.00668059 Jy ! Clean residual min=-0.001510 max=0.001524 Jy/beam ! Clean residual mean=-0.000001 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.175296 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 26 components and 0.175296 Jy ! Inverting map ! Added new window around map position (0.8, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00081927 Jy ! Component: 100 - total flux cleaned = 0.00106887 Jy ! Component: 150 - total flux cleaned = 0.00134131 Jy ! Component: 200 - total flux cleaned = 0.00163386 Jy ! Total flux subtracted in 200 components = 0.00163386 Jy ! Clean residual min=-0.001491 max=0.001351 Jy/beam ! Clean residual mean=-0.000001 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.17693 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 39 components and 0.17693 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=1.948 mas, bmaj=2.806 mas, bpa=-3.105 degrees ! Estimated noise=0.3848 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000442564 Jy ! Component: 100 - total flux cleaned = 0.000750815 Jy ! Component: 150 - total flux cleaned = 0.000984011 Jy ! Component: 200 - total flux cleaned = 0.00118641 Jy ! Total flux subtracted in 200 components = 0.00118641 Jy ! Clean residual min=-0.001518 max=0.001332 Jy/beam ! Clean residual mean=-0.000002 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.178117 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 = 0.00011229 Jy ! Component: 100 - total flux cleaned = 0.000194382 Jy ! Component: 150 - total flux cleaned = 0.000269004 Jy ! Component: 200 - total flux cleaned = 0.000321001 Jy ! Total flux subtracted in 200 components = 0.000321001 Jy ! Clean residual min=-0.001515 max=0.001366 Jy/beam ! Clean residual mean=-0.000002 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.178438 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 65 components and 0.178438 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7946 mas, bmaj=1.86 mas, bpa=-1.912 degrees ! Estimated noise=0.284591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00011567 Jy ! Component: 100 - total flux cleaned = -8.2687e-05 Jy ! Component: 150 - total flux cleaned = -5.10365e-05 Jy ! Component: 200 - total flux cleaned = 3.53127e-05 Jy ! Total flux subtracted in 200 components = 3.53127e-05 Jy ! Clean residual min=-0.001391 max=0.001384 Jy/beam ! Clean residual mean=-0.000001 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.178473 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 78 components and 0.178473 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=0.064758Jy sigma=1.204860 ! Fit after self-cal, rms=0.064748Jy sigma=1.204764 wmodel J1838+0927_X_map.mod ! Writing 78 model components to file: J1838+0927_X_map.mod wobs J1838+0927_X_uvs.fits ! Writing UV FITS file: J1838+0927_X_uvs.fits wwins J1838+0927_X_map.win ! wwins: Wrote 7 windows to J1838+0927_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 = -4.86156e-05 Jy ! Component: 100 - total flux cleaned = -0.000142632 Jy ! Component: 150 - total flux cleaned = -0.000277405 Jy ! Component: 200 - total flux cleaned = -0.000429887 Jy ! Component: 250 - total flux cleaned = -0.000621229 Jy ! Component: 300 - total flux cleaned = -0.000745809 Jy ! Component: 350 - total flux cleaned = -0.000908316 Jy ! Component: 400 - total flux cleaned = -0.000968 Jy ! Component: 450 - total flux cleaned = -0.00108579 Jy ! Component: 500 - total flux cleaned = -0.00118237 Jy ! Component: 550 - total flux cleaned = -0.00127727 Jy ! Component: 600 - total flux cleaned = -0.00133315 Jy ! Component: 650 - total flux cleaned = -0.00138873 Jy ! Component: 700 - total flux cleaned = -0.00147968 Jy ! Component: 750 - total flux cleaned = -0.00155168 Jy ! Component: 800 - total flux cleaned = -0.00162282 Jy ! Component: 850 - total flux cleaned = -0.00169319 Jy ! Component: 900 - total flux cleaned = -0.00186689 Jy ! Component: 950 - total flux cleaned = -0.00191811 Jy ! Component: 1000 - total flux cleaned = -0.0020538 Jy ! Component: 1050 - total flux cleaned = -0.00210401 Jy ! Component: 1100 - total flux cleaned = -0.0021869 Jy ! Component: 1150 - total flux cleaned = -0.00230217 Jy ! Component: 1200 - total flux cleaned = -0.00236709 Jy ! Component: 1250 - total flux cleaned = -0.00248022 Jy ! Component: 1300 - total flux cleaned = -0.0024963 Jy ! Component: 1350 - total flux cleaned = -0.00259144 Jy ! Component: 1400 - total flux cleaned = -0.00270128 Jy ! Component: 1450 - total flux cleaned = -0.00273236 Jy ! Component: 1500 - total flux cleaned = -0.002825 Jy ! Component: 1550 - total flux cleaned = -0.00291697 Jy ! Component: 1600 - total flux cleaned = -0.00300769 Jy ! Component: 1650 - total flux cleaned = -0.00311288 Jy ! Component: 1700 - total flux cleaned = -0.00312762 Jy ! Component: 1750 - total flux cleaned = -0.00315707 Jy ! Component: 1800 - total flux cleaned = -0.00320108 Jy ! Component: 1850 - total flux cleaned = -0.0032157 Jy ! Component: 1900 - total flux cleaned = -0.0032734 Jy ! Component: 1950 - total flux cleaned = -0.00334504 Jy ! Component: 2000 - total flux cleaned = -0.00333075 Jy ! Component: 2050 - total flux cleaned = -0.00341536 Jy ! Component: 2100 - total flux cleaned = -0.00342914 Jy ! Component: 2150 - total flux cleaned = -0.00345676 Jy ! Component: 2200 - total flux cleaned = -0.00344307 Jy ! Component: 2250 - total flux cleaned = -0.00342937 Jy ! Component: 2300 - total flux cleaned = -0.0034974 Jy ! Component: 2350 - total flux cleaned = -0.00348386 Jy ! Component: 2400 - total flux cleaned = -0.00349733 Jy ! Component: 2450 - total flux cleaned = -0.00357751 Jy ! Component: 2500 - total flux cleaned = -0.00356425 Jy ! Component: 2550 - total flux cleaned = -0.00359068 Jy ! Component: 2600 - total flux cleaned = -0.00363006 Jy ! Component: 2650 - total flux cleaned = -0.00361698 Jy ! Component: 2700 - total flux cleaned = -0.00366862 Jy ! Component: 2750 - total flux cleaned = -0.0037072 Jy ! Component: 2800 - total flux cleaned = -0.00370722 Jy ! Component: 2850 - total flux cleaned = -0.00375799 Jy ! Component: 2900 - total flux cleaned = -0.00377063 Jy ! Component: 2950 - total flux cleaned = -0.0038209 Jy ! Component: 3000 - total flux cleaned = -0.00383347 Jy ! Component: 3050 - total flux cleaned = -0.00385828 Jy ! Component: 3100 - total flux cleaned = -0.00388284 Jy ! Component: 3150 - total flux cleaned = -0.00393186 Jy ! Component: 3200 - total flux cleaned = -0.00391955 Jy ! Component: 3250 - total flux cleaned = -0.00400444 Jy ! Component: 3300 - total flux cleaned = -0.00396841 Jy ! Component: 3350 - total flux cleaned = -0.00401621 Jy ! Component: 3400 - total flux cleaned = -0.00403997 Jy ! Component: 3450 - total flux cleaned = -0.00417012 Jy ! Component: 3500 - total flux cleaned = -0.00414665 Jy ! Component: 3550 - total flux cleaned = -0.00419344 Jy ! Component: 3600 - total flux cleaned = -0.00418178 Jy ! Component: 3650 - total flux cleaned = -0.00420495 Jy ! Component: 3700 - total flux cleaned = -0.00421646 Jy ! Component: 3750 - total flux cleaned = -0.00422795 Jy ! Component: 3800 - total flux cleaned = -0.0042279 Jy ! Component: 3850 - total flux cleaned = -0.00428459 Jy ! Component: 3900 - total flux cleaned = -0.00430718 Jy ! Component: 3950 - total flux cleaned = -0.00432959 Jy ! Component: 4000 - total flux cleaned = -0.00439667 Jy ! Component: 4050 - total flux cleaned = -0.00438553 Jy ! Total flux subtracted in 4096 components = -0.00440775 Jy ! Clean residual min=-0.000632 max=0.000626 Jy/beam ! Clean residual mean=-0.000000 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.174065 Jy keep ! Adding 333 model components to the UV plane model. ! The established model now contains 411 components and 0.174065 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1838+0927_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7946 x 1.86 at -1.912 degrees (North through East) ! Clean map min=-0.0011891 max=0.1581 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1838+0927_X_map.fits wmodel /vlbi/uf001/uva//J1838+0927_X_map.mod ! Writing 411 model components to file: /vlbi/uf001/uva//J1838+0927_X_map.mod wobs /vlbi/uf001/uva//J1838+0927_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1838+0927_X_uvs.fits wwins /vlbi/uf001/uva//J1838+0927_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1838+0927_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.158105 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000189134 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.358876 0.358876 0.717752 1.4355 2.87101 5.74202 11.484 22.9681 45.9361 91.8723 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.158 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 835.943 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1838+0927_X_dfm.log closed on Mon Jan 14 04:44:18 2019