! Started logfile: /vlbi/uf001/uva//J0648+2053_X_dfm.log on Sun Jan 13 23:09:53 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//J0648+2053_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0648+2053_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.965079 visibilities/baseline/integration-bin. ! Found source: J0648+2053 ! ! 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 21888 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 J0648+2053_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 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011215Jy sigma=23.132698 ! Fit after self-cal, rms=0.868458Jy sigma=19.852323 ! 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=0.7227 mas, bmaj=1.57 mas, bpa=0.5995 degrees ! Estimated noise=0.360283 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 = 0.0945742 Jy ! Component: 100 - total flux cleaned = 0.123548 Jy ! Total flux subtracted in 100 components = 0.123548 Jy ! Clean residual min=-0.005588 max=0.013659 Jy/beam ! Clean residual mean=0.000007 rms=0.001354 Jy/beam ! Combined flux in latest and established models = 0.123548 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.123548 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=0.068464Jy sigma=1.481682 ! Fit after self-cal, rms=0.068400Jy sigma=1.480297 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0165381 Jy ! Component: 100 - total flux cleaned = 0.0267453 Jy ! Total flux subtracted in 100 components = 0.0267453 Jy ! Clean residual min=-0.004511 max=0.005300 Jy/beam ! Clean residual mean=0.000003 rms=0.000953 Jy/beam ! Combined flux in latest and established models = 0.150293 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.150293 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=0.062262Jy sigma=1.335155 ! Fit after self-cal, rms=0.062202Jy sigma=1.333763 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00682916 Jy ! Component: 100 - total flux cleaned = 0.0113233 Jy ! Total flux subtracted in 100 components = 0.0113233 Jy ! Clean residual min=-0.004159 max=0.004059 Jy/beam ! Clean residual mean=0.000002 rms=0.000861 Jy/beam ! Combined flux in latest and established models = 0.161617 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 29 components and 0.161617 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=0.060876Jy sigma=1.304552 ! Fit after self-cal, rms=0.060862Jy sigma=1.304179 ! 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=0.8891 mas, bmaj=1.847 mas, bpa=0.6464 degrees ! Estimated noise=0.229749 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 = 0.00609373 Jy ! Component: 100 - total flux cleaned = 0.0100952 Jy ! Component: 150 - total flux cleaned = 0.0128928 Jy ! Component: 200 - total flux cleaned = 0.0148527 Jy ! Total flux subtracted in 200 components = 0.0148527 Jy ! Clean residual min=-0.004520 max=0.004632 Jy/beam ! Clean residual mean=-0.000002 rms=0.000980 Jy/beam ! Combined flux in latest and established models = 0.176469 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 44 components and 0.176469 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=0.060063Jy sigma=1.288695 ! Fit after self-cal, rms=0.060058Jy sigma=1.288345 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8891 x 1.847 at 0.6464 degrees (North through East) ! Clean map min=-0.0042916 max=0.12879 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.93 KP 0.94 ! LA 1.01 MK 1.06 NL 1.16 OV 0.90 ! PT 0.97 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 0.94 KP 0.96 ! LA 0.98 MK 1.04 NL 1.12 OV 0.91 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.96 KP 0.95 ! LA 1.04 MK 1.03 NL 1.11 OV 0.90 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 0.95 KP 0.93 ! LA 1.01 MK 1.01 NL 1.15 OV 0.90 ! PT 1.01 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.95 HN 0.97 KP 0.95 ! LA 1.01 MK 1.03 NL 1.13 OV 0.90 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.90 KP 0.97 ! LA 1.04 MK 1.01 NL 1.14 OV 0.91 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 0.98 KP 0.97 ! LA 1.01 MK 1.04 NL 1.14 OV 0.92 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.97 HN 0.97 KP 0.96 ! LA 1.01 MK 1.02 NL 1.15 OV 0.90 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.99 KP 0.96 ! LA 1.03 MK 1.05 NL 1.13 OV 0.90 ! PT 0.99 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 HN 0.95 KP 0.97 ! LA 1.03 MK 1.01 NL 1.14 OV 0.94 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 0.98 KP 0.94 ! LA 1.02 MK 1.08 NL 1.16 OV 0.92 ! PT 0.98 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.97 KP 0.97 ! LA 1.03 MK 1.06 NL 1.11 OV 0.94 ! PT 0.98 SC 1.01 ! ! ! Fit before self-cal, rms=0.060058Jy sigma=1.288345 ! Fit after self-cal, rms=0.058712Jy sigma=1.255228 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8919 mas, bmaj=1.866 mas, bpa=0.917 degrees ! Estimated noise=0.231252 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 = 0.00031532 Jy ! Component: 100 - total flux cleaned = 0.000503598 Jy ! Component: 150 - total flux cleaned = 0.000527369 Jy ! Component: 200 - total flux cleaned = 0.00056681 Jy ! Total flux subtracted in 200 components = 0.00056681 Jy ! Clean residual min=-0.002839 max=0.003581 Jy/beam ! Clean residual mean=-0.000004 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 0.177036 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 50 components and 0.177036 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=0.058677Jy sigma=1.254590 ! Fit after self-cal, rms=0.058685Jy sigma=1.254188 ! 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=0.058685Jy sigma=1.254188 ! Fit after self-cal, rms=0.058579Jy sigma=1.236626 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8896 mas, bmaj=1.861 mas, bpa=0.9395 degrees ! Estimated noise=0.233161 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149466 Jy ! Component: 100 - total flux cleaned = 0.00223771 Jy ! Component: 150 - total flux cleaned = 0.00243644 Jy ! Component: 200 - total flux cleaned = 0.00250135 Jy ! Total flux subtracted in 200 components = 0.00250135 Jy ! Clean residual min=-0.002430 max=0.003641 Jy/beam ! Clean residual mean=-0.000005 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.179537 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 56 components and 0.179537 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=0.058540Jy sigma=1.235792 ! Fit after self-cal, rms=0.058549Jy sigma=1.235582 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (5, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00397445 Jy ! Component: 100 - total flux cleaned = 0.00657403 Jy ! Component: 150 - total flux cleaned = 0.0084445 Jy ! Component: 200 - total flux cleaned = 0.00986122 Jy ! Total flux subtracted in 200 components = 0.00986122 Jy ! Clean residual min=-0.002107 max=0.002563 Jy/beam ! Clean residual mean=-0.000005 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 0.189399 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 76 components and 0.189399 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=0.058227Jy sigma=1.227929 ! Fit after self-cal, rms=0.058199Jy sigma=1.227425 ! Inverting map ! Added new window around map position (3.4, -4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00241415 Jy ! Component: 100 - total flux cleaned = 0.00354655 Jy ! Component: 150 - total flux cleaned = 0.00433277 Jy ! Component: 200 - total flux cleaned = 0.00504346 Jy ! Total flux subtracted in 200 components = 0.00504346 Jy ! Clean residual min=-0.001989 max=0.002208 Jy/beam ! Clean residual mean=-0.000005 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.194442 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 98 components and 0.194442 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=0.058076Jy sigma=1.224674 ! Fit after self-cal, rms=0.058068Jy sigma=1.224541 ! 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=0.058068Jy sigma=1.224541 ! Fit after self-cal, rms=0.057794Jy sigma=1.198154 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8904 mas, bmaj=1.862 mas, bpa=0.9461 degrees ! Estimated noise=0.232821 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122934 Jy ! Component: 100 - total flux cleaned = 0.00178855 Jy ! Component: 150 - total flux cleaned = 0.0021578 Jy ! Component: 200 - total flux cleaned = 0.00250047 Jy ! Total flux subtracted in 200 components = 0.00250047 Jy ! Clean residual min=-0.001254 max=0.001345 Jy/beam ! Clean residual mean=-0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.196943 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 116 components and 0.196942 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=0.057761Jy sigma=1.197297 ! Fit after self-cal, rms=0.057794Jy sigma=1.197092 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 (1.4, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131848 Jy ! Component: 100 - total flux cleaned = 0.00190151 Jy ! Component: 150 - total flux cleaned = 0.00223669 Jy ! Component: 200 - total flux cleaned = 0.00242348 Jy ! Total flux subtracted in 200 components = 0.00242348 Jy ! Clean residual min=-0.001224 max=0.001106 Jy/beam ! Clean residual mean=-0.000001 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.199366 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 134 components and 0.199366 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=0.057760Jy sigma=1.196229 ! Fit after self-cal, rms=0.057755Jy sigma=1.196142 ! 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=0.057755Jy sigma=1.196142 ! Fit after self-cal, rms=0.057834Jy sigma=1.196035 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.061 mas, bmaj=2.809 mas, bpa=-1.707 degrees ! Estimated noise=0.298929 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000774988 Jy ! Component: 100 - total flux cleaned = 0.0010163 Jy ! Component: 150 - total flux cleaned = 0.00122336 Jy ! Component: 200 - total flux cleaned = 0.00135436 Jy ! Total flux subtracted in 200 components = 0.00135436 Jy ! Clean residual min=-0.001218 max=0.001160 Jy/beam ! Clean residual mean=-0.000001 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.20072 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 150 components and 0.20072 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=0.057826Jy sigma=1.195757 ! Fit after self-cal, rms=0.057824Jy sigma=1.195710 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 = 9.15664e-05 Jy ! Component: 100 - total flux cleaned = 0.000264535 Jy ! Component: 150 - total flux cleaned = 0.000364529 Jy ! Component: 200 - total flux cleaned = 0.000453543 Jy ! Total flux subtracted in 200 components = 0.000453543 Jy ! Clean residual min=-0.001212 max=0.001141 Jy/beam ! Clean residual mean=-0.000001 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.201174 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 160 components and 0.201174 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=0.057822Jy sigma=1.195635 ! Fit after self-cal, rms=0.057820Jy sigma=1.195611 ! 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=0.8897 mas, bmaj=1.861 mas, bpa=0.9123 degrees ! Estimated noise=0.232964 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8897 x 1.861 at 0.9123 degrees (North through East) ! Clean map min=-0.0011027 max=0.13022 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=0.7207 mas, bmaj=1.579 mas, bpa=0.8133 degrees ! Estimated noise=0.366394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0959084 Jy ! Component: 100 - total flux cleaned = 0.126238 Jy ! Component: 150 - total flux cleaned = 0.143384 Jy ! Component: 200 - total flux cleaned = 0.153953 Jy ! Total flux subtracted in 200 components = 0.153953 Jy ! Clean residual min=-0.002839 max=0.005497 Jy/beam ! Clean residual mean=0.000004 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 0.153953 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.153953 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8897 mas, bmaj=1.861 mas, bpa=0.9123 degrees ! Estimated noise=0.232964 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 = 0.00941502 Jy ! Component: 100 - total flux cleaned = 0.014979 Jy ! Component: 150 - total flux cleaned = 0.0192775 Jy ! Component: 200 - total flux cleaned = 0.0228348 Jy ! Total flux subtracted in 200 components = 0.0228348 Jy ! Clean residual min=-0.001658 max=0.002218 Jy/beam ! Clean residual mean=0.000000 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.176787 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 63 components and 0.176787 Jy ! Inverting map ! Added new window around map position (-0.6, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00304391 Jy ! Component: 100 - total flux cleaned = 0.00567415 Jy ! Component: 150 - total flux cleaned = 0.00795857 Jy ! Component: 200 - total flux cleaned = 0.00996254 Jy ! Total flux subtracted in 200 components = 0.00996254 Jy ! Clean residual min=-0.001331 max=0.001631 Jy/beam ! Clean residual mean=-0.000000 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.18675 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 90 components and 0.18675 Jy ! Inverting map ! Added new window around map position (-5.8, 10.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00184155 Jy ! Component: 100 - total flux cleaned = 0.00341738 Jy ! Component: 150 - total flux cleaned = 0.00481775 Jy ! Component: 200 - total flux cleaned = 0.00587108 Jy ! Total flux subtracted in 200 components = 0.00587108 Jy ! Clean residual min=-0.001217 max=0.001286 Jy/beam ! Clean residual mean=-0.000000 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.192621 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 107 components and 0.192621 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=2.061 mas, bmaj=2.809 mas, bpa=-1.707 degrees ! Estimated noise=0.298929 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0020021 Jy ! Component: 100 - total flux cleaned = 0.00348855 Jy ! Component: 150 - total flux cleaned = 0.00466059 Jy ! Component: 200 - total flux cleaned = 0.00559692 Jy ! Total flux subtracted in 200 components = 0.00559692 Jy ! Clean residual min=-0.001364 max=0.001254 Jy/beam ! Clean residual mean=-0.000001 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.198218 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 = 0.000758998 Jy ! Component: 100 - total flux cleaned = 0.00133483 Jy ! Component: 150 - total flux cleaned = 0.00169157 Jy ! Component: 200 - total flux cleaned = 0.00194312 Jy ! Total flux subtracted in 200 components = 0.00194312 Jy ! Clean residual min=-0.001327 max=0.001205 Jy/beam ! Clean residual mean=-0.000001 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.200161 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 172 components and 0.200161 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8897 mas, bmaj=1.861 mas, bpa=0.9123 degrees ! Estimated noise=0.232964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000191242 Jy ! Component: 100 - total flux cleaned = 2.35274e-05 Jy ! Component: 150 - total flux cleaned = 0.000216366 Jy ! Component: 200 - total flux cleaned = 0.000354447 Jy ! Total flux subtracted in 200 components = 0.000354447 Jy ! Clean residual min=-0.001096 max=0.001151 Jy/beam ! Clean residual mean=-0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.200515 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 190 components and 0.200515 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=0.057805Jy sigma=1.195414 ! Fit after self-cal, rms=0.057798Jy sigma=1.195297 wmodel J0648+2053_X_map.mod ! Writing 190 model components to file: J0648+2053_X_map.mod wobs J0648+2053_X_uvs.fits ! Writing UV FITS file: J0648+2053_X_uvs.fits wwins J0648+2053_X_map.win ! wwins: Wrote 6 windows to J0648+2053_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 = 6.6972e-05 Jy ! Component: 100 - total flux cleaned = 2.76555e-05 Jy ! Component: 150 - total flux cleaned = -6.40431e-05 Jy ! Component: 200 - total flux cleaned = -8.22833e-05 Jy ! Component: 250 - total flux cleaned = -0.000117328 Jy ! Component: 300 - total flux cleaned = -0.000100351 Jy ! Component: 350 - total flux cleaned = -5.06392e-05 Jy ! Component: 400 - total flux cleaned = -0.000115829 Jy ! Component: 450 - total flux cleaned = -0.000195639 Jy ! Component: 500 - total flux cleaned = -0.000242772 Jy ! Component: 550 - total flux cleaned = -0.000289432 Jy ! Component: 600 - total flux cleaned = -0.000350936 Jy ! Component: 650 - total flux cleaned = -0.000411658 Jy ! Component: 700 - total flux cleaned = -0.000456684 Jy ! Component: 750 - total flux cleaned = -0.000530869 Jy ! Component: 800 - total flux cleaned = -0.000589493 Jy ! Component: 850 - total flux cleaned = -0.000647443 Jy ! Component: 900 - total flux cleaned = -0.000690235 Jy ! Component: 950 - total flux cleaned = -0.000662111 Jy ! Component: 1000 - total flux cleaned = -0.000690241 Jy ! Component: 1050 - total flux cleaned = -0.000732054 Jy ! Component: 1100 - total flux cleaned = -0.00074563 Jy ! Component: 1150 - total flux cleaned = -0.000745583 Jy ! Component: 1200 - total flux cleaned = -0.000759166 Jy ! Component: 1250 - total flux cleaned = -0.000759072 Jy ! Component: 1300 - total flux cleaned = -0.000759051 Jy ! Component: 1350 - total flux cleaned = -0.000732937 Jy ! Component: 1400 - total flux cleaned = -0.00074611 Jy ! Component: 1450 - total flux cleaned = -0.000810566 Jy ! Component: 1500 - total flux cleaned = -0.000772202 Jy ! Component: 1550 - total flux cleaned = -0.000784915 Jy ! Component: 1600 - total flux cleaned = -0.000797393 Jy ! Component: 1650 - total flux cleaned = -0.000772394 Jy ! Component: 1700 - total flux cleaned = -0.000809705 Jy ! Component: 1750 - total flux cleaned = -0.000785057 Jy ! Component: 1800 - total flux cleaned = -0.000797247 Jy ! Component: 1850 - total flux cleaned = -0.000797335 Jy ! Component: 1900 - total flux cleaned = -0.000785346 Jy ! Component: 1950 - total flux cleaned = -0.000821184 Jy ! Component: 2000 - total flux cleaned = -0.000832918 Jy ! Component: 2050 - total flux cleaned = -0.000785658 Jy ! Component: 2100 - total flux cleaned = -0.000785615 Jy ! Component: 2150 - total flux cleaned = -0.000820506 Jy ! Component: 2200 - total flux cleaned = -0.000751173 Jy ! Component: 2250 - total flux cleaned = -0.000774282 Jy ! Component: 2300 - total flux cleaned = -0.000808538 Jy ! Component: 2350 - total flux cleaned = -0.00078597 Jy ! Component: 2400 - total flux cleaned = -0.000741102 Jy ! Component: 2450 - total flux cleaned = -0.000774629 Jy ! Component: 2500 - total flux cleaned = -0.000752502 Jy ! Component: 2550 - total flux cleaned = -0.000752478 Jy ! Component: 2600 - total flux cleaned = -0.000763567 Jy ! Component: 2650 - total flux cleaned = -0.000763461 Jy ! Component: 2700 - total flux cleaned = -0.000730984 Jy ! Component: 2750 - total flux cleaned = -0.000731075 Jy ! Component: 2800 - total flux cleaned = -0.000773872 Jy ! Component: 2850 - total flux cleaned = -0.0007525 Jy ! Component: 2900 - total flux cleaned = -0.000794766 Jy ! Component: 2950 - total flux cleaned = -0.000742322 Jy ! Component: 3000 - total flux cleaned = -0.000784177 Jy ! Component: 3050 - total flux cleaned = -0.000763443 Jy ! Component: 3100 - total flux cleaned = -0.00080478 Jy ! Component: 3150 - total flux cleaned = -0.000763649 Jy ! Component: 3200 - total flux cleaned = -0.000784097 Jy ! Component: 3250 - total flux cleaned = -0.000763702 Jy ! Component: 3300 - total flux cleaned = -0.000763683 Jy ! Component: 3350 - total flux cleaned = -0.000783851 Jy ! Component: 3400 - total flux cleaned = -0.000773744 Jy ! Component: 3450 - total flux cleaned = -0.000823471 Jy ! Component: 3500 - total flux cleaned = -0.000753995 Jy ! Component: 3550 - total flux cleaned = -0.000734209 Jy ! Component: 3600 - total flux cleaned = -0.000744067 Jy ! Component: 3650 - total flux cleaned = -0.000714785 Jy ! Component: 3700 - total flux cleaned = -0.000734175 Jy ! Component: 3750 - total flux cleaned = -0.00080199 Jy ! Component: 3800 - total flux cleaned = -0.000734626 Jy ! Component: 3850 - total flux cleaned = -0.000772976 Jy ! Component: 3900 - total flux cleaned = -0.00078248 Jy ! Component: 3950 - total flux cleaned = -0.000744521 Jy ! Component: 4000 - total flux cleaned = -0.000744548 Jy ! Component: 4050 - total flux cleaned = -0.000753979 Jy ! Total flux subtracted in 4096 components = -0.000754024 Jy ! Clean residual min=-0.000583 max=0.000526 Jy/beam ! Clean residual mean=-0.000000 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.199761 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 514 components and 0.199761 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0648+2053_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8897 x 1.861 at 0.9123 degrees (North through East) ! Clean map min=-0.00085314 max=0.13098 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0648+2053_X_map.fits wmodel /vlbi/uf001/uva//J0648+2053_X_map.mod ! Writing 514 model components to file: /vlbi/uf001/uva//J0648+2053_X_map.mod wobs /vlbi/uf001/uva//J0648+2053_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0648+2053_X_uvs.fits wwins /vlbi/uf001/uva//J0648+2053_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0648+2053_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.130977 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000161919 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.370871 0.370871 0.741742 1.48348 2.96697 5.93394 11.8679 23.7358 47.4715 94.943 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.13 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 808.906 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0648+2053_X_dfm.log closed on Sun Jan 13 23:09:58 2019