! Started logfile: /vlbi/uf001/uva//J1949+7252_X_dfm.log on Mon Jan 14 05:15:35 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1949+7252_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1949+7252_X_uva.fits ! AN table 1: 76 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.759064 visibilities/baseline/integration-bin. ! Found source: J1949+7252 ! ! 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 31152 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 J1949+7252_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 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005341Jy sigma=22.697512 ! Fit after self-cal, rms=0.919112Jy sigma=20.764261 ! 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=0.7381 mas, bmaj=1.395 mas, bpa=-65.55 degrees ! Estimated noise=0.427477 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 = 0.0610582 Jy ! Component: 100 - total flux cleaned = 0.0752755 Jy ! Total flux subtracted in 100 components = 0.0752755 Jy ! Clean residual min=-0.004325 max=0.006911 Jy/beam ! Clean residual mean=0.000006 rms=0.000943 Jy/beam ! Combined flux in latest and established models = 0.0752755 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0752755 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=0.064710Jy sigma=1.334910 ! Fit after self-cal, rms=0.064449Jy sigma=1.329129 ! Inverting map ! Added new window around map position (-0.6, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00680754 Jy ! Component: 100 - total flux cleaned = 0.00800443 Jy ! Total flux subtracted in 100 components = 0.00800443 Jy ! Clean residual min=-0.003634 max=0.004989 Jy/beam ! Clean residual mean=0.000004 rms=0.000831 Jy/beam ! Combined flux in latest and established models = 0.0832799 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.0832799 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=0.063606Jy sigma=1.311201 ! Fit after self-cal, rms=0.063584Jy sigma=1.310478 ! Inverting map ! Added new window around map position (1.6, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00323626 Jy ! Component: 100 - total flux cleaned = 0.00406294 Jy ! Total flux subtracted in 100 components = 0.00406294 Jy ! Clean residual min=-0.003387 max=0.004238 Jy/beam ! Clean residual mean=0.000003 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.0873428 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.0873428 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=0.063297Jy sigma=1.304645 ! Fit after self-cal, rms=0.063279Jy sigma=1.304165 ! 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=0.9858 mas, bmaj=1.658 mas, bpa=-62.65 degrees ! Estimated noise=0.186423 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 = 0.00322048 Jy ! Component: 100 - total flux cleaned = 0.00479133 Jy ! Component: 150 - total flux cleaned = 0.00518381 Jy ! Component: 200 - total flux cleaned = 0.00538022 Jy ! Total flux subtracted in 200 components = 0.00538022 Jy ! Clean residual min=-0.002714 max=0.002433 Jy/beam ! Clean residual mean=0.000006 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.0927231 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 33 components and 0.092723 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=0.063082Jy sigma=1.299898 ! Fit after self-cal, rms=0.063079Jy sigma=1.299737 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9858 x 1.658 at -62.65 degrees (North through East) ! Clean map min=-0.0024898 max=0.080368 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.95 KP 0.99 ! LA 1.01 MK 1.24 NL 1.09 OV 0.90 ! PT 0.92 SC 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.10 HN 0.94 KP 1.00 ! LA 0.97 MK 1.23 NL 1.15 OV 0.92 ! PT 0.96 SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.94 KP 1.00 ! LA 1.04 MK 1.23 NL 1.09 OV 0.93 ! PT 0.93 SC 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.92 KP 1.02 ! LA 1.01 MK 1.30 NL 1.10 OV 0.90 ! PT 0.97 SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.10 HN 0.94 KP 0.97 ! LA 1.05 MK 1.37 NL 1.10 OV 0.92 ! PT 0.94 SC 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 0.92 KP 0.98 ! LA 1.02 MK 1.14 NL 1.12 OV 0.91 ! PT 0.92 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.11 HN 0.94 KP 1.02 ! LA 1.03 MK 1.27 NL 1.11 OV 0.91 ! PT 0.93 SC 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 0.91 KP 1.04 ! LA 0.98 MK 1.23 NL 1.11 OV 0.90 ! PT 0.95 SC 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 0.88 KP 1.03 ! LA 0.98 MK 1.24 NL 1.13 OV 0.89 ! PT 0.92 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.91 KP 1.05 ! LA 1.01 MK 1.17 NL 1.12 OV 0.90 ! PT 0.96 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.07 HN 0.91 KP 1.01 ! LA 1.04 MK 1.23 NL 1.08 OV 0.91 ! PT 0.90 SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.95 KP 1.00 ! LA 0.98 MK 1.25 NL 1.13 OV 0.91 ! PT 0.93 SC 0.88 ! ! ! Fit before self-cal, rms=0.063079Jy sigma=1.299737 ! Fit after self-cal, rms=0.061826Jy sigma=1.282490 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.627 mas, bpa=-61.61 degrees ! Estimated noise=0.185741 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 = -0.00109742 Jy ! Component: 100 - total flux cleaned = -0.00113384 Jy ! Component: 150 - total flux cleaned = -0.00116637 Jy ! Component: 200 - total flux cleaned = -0.00113993 Jy ! Total flux subtracted in 200 components = -0.00113993 Jy ! Clean residual min=-0.002066 max=0.001519 Jy/beam ! Clean residual mean=0.000002 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.0915831 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 44 components and 0.0915831 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=0.061783Jy sigma=1.281316 ! Fit after self-cal, rms=0.061826Jy sigma=1.280720 ! 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=0.061826Jy sigma=1.280720 ! Fit after self-cal, rms=0.063927Jy sigma=1.271269 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=1.627 mas, bpa=-63.2 degrees ! Estimated noise=0.186559 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000403417 Jy ! Component: 100 - total flux cleaned = -0.000519058 Jy ! Component: 150 - total flux cleaned = -0.000543569 Jy ! Component: 200 - total flux cleaned = -0.000564581 Jy ! Total flux subtracted in 200 components = -0.000564581 Jy ! Clean residual min=-0.001241 max=0.001029 Jy/beam ! Clean residual mean=0.000002 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0910185 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 53 components and 0.0910185 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=0.063905Jy sigma=1.270685 ! Fit after self-cal, rms=0.063945Jy sigma=1.270394 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 = -0.000121627 Jy ! Component: 100 - total flux cleaned = -0.000140345 Jy ! Component: 150 - total flux cleaned = -0.000125407 Jy ! Component: 200 - total flux cleaned = -9.87442e-05 Jy ! Total flux subtracted in 200 components = -9.87442e-05 Jy ! Clean residual min=-0.001175 max=0.000996 Jy/beam ! Clean residual mean=0.000002 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0909198 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 56 components and 0.0909198 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=0.063938Jy sigma=1.270189 ! Fit after self-cal, rms=0.063938Jy sigma=1.270177 ! 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=0.063938Jy sigma=1.270177 ! Fit after self-cal, rms=0.064256Jy sigma=1.269983 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=1.626 mas, bpa=-63.73 degrees ! Estimated noise=0.186471 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000339956 Jy ! Component: 100 - total flux cleaned = -0.000383289 Jy ! Component: 150 - total flux cleaned = -0.000400016 Jy ! Component: 200 - total flux cleaned = -0.000415347 Jy ! Total flux subtracted in 200 components = -0.000415347 Jy ! Clean residual min=-0.001090 max=0.000995 Jy/beam ! Clean residual mean=0.000002 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0905044 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 59 components and 0.0905044 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=0.064244Jy sigma=1.269651 ! Fit after self-cal, rms=0.064246Jy sigma=1.269624 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 = -0.000121197 Jy ! Component: 100 - total flux cleaned = -0.00012342 Jy ! Component: 150 - total flux cleaned = -0.000112108 Jy ! Component: 200 - total flux cleaned = -8.04733e-05 Jy ! Total flux subtracted in 200 components = -8.04733e-05 Jy ! Clean residual min=-0.001049 max=0.000989 Jy/beam ! Clean residual mean=0.000002 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.090424 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 61 components and 0.090424 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=0.064242Jy sigma=1.269506 ! Fit after self-cal, rms=0.064241Jy sigma=1.269496 ! 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=0.064241Jy sigma=1.269496 ! Fit after self-cal, rms=0.064479Jy sigma=1.269398 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.3 mas, bmaj=2.776 mas, bpa=-50.53 degrees ! Estimated noise=0.231687 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.05196e-05 Jy ! Component: 100 - total flux cleaned = -5.18138e-05 Jy ! Component: 150 - total flux cleaned = -5.21787e-05 Jy ! Component: 200 - total flux cleaned = -5.77955e-05 Jy ! Total flux subtracted in 200 components = -5.77955e-05 Jy ! Clean residual min=-0.001056 max=0.001109 Jy/beam ! Clean residual mean=0.000004 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0903662 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 66 components and 0.0903662 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=0.064478Jy sigma=1.269370 ! Fit after self-cal, rms=0.064481Jy sigma=1.269366 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.68357e-05 Jy ! Component: 100 - total flux cleaned = -1.69893e-05 Jy ! Component: 150 - total flux cleaned = -1.21129e-05 Jy ! Component: 200 - total flux cleaned = -1.66227e-05 Jy ! Total flux subtracted in 200 components = -1.66227e-05 Jy ! Clean residual min=-0.001063 max=0.001117 Jy/beam ! Clean residual mean=0.000004 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0903495 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 69 components and 0.0903495 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=0.064481Jy sigma=1.269329 ! Fit after self-cal, rms=0.064481Jy sigma=1.269332 ! 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=1.01 mas, bmaj=1.624 mas, bpa=-64.14 degrees ! Estimated noise=0.186376 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.01 x 1.624 at -64.14 degrees (North through East) ! Clean map min=-0.00093993 max=0.081073 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=0.7604 mas, bmaj=1.355 mas, bpa=-67.36 degrees ! Estimated noise=0.436164 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0621946 Jy ! Component: 100 - total flux cleaned = 0.076182 Jy ! Component: 150 - total flux cleaned = 0.0811902 Jy ! Component: 200 - total flux cleaned = 0.0842538 Jy ! Total flux subtracted in 200 components = 0.0842538 Jy ! Clean residual min=-0.002215 max=0.002317 Jy/beam ! Clean residual mean=0.000002 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.0842539 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0842539 Jy ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=1.624 mas, bpa=-64.14 degrees ! Estimated noise=0.186376 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 = 0.00265095 Jy ! Component: 100 - total flux cleaned = 0.00404074 Jy ! Component: 150 - total flux cleaned = 0.00496862 Jy ! Component: 200 - total flux cleaned = 0.005557 Jy ! Total flux subtracted in 200 components = 0.005557 Jy ! Clean residual min=-0.000968 max=0.000957 Jy/beam ! Clean residual mean=0.000002 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0898109 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 31 components and 0.0898109 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=2.3 mas, bmaj=2.776 mas, bpa=-50.53 degrees ! Estimated noise=0.231687 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00037021 Jy ! Component: 100 - total flux cleaned = 0.000394867 Jy ! Component: 150 - total flux cleaned = 0.000437647 Jy ! Component: 200 - total flux cleaned = 0.000473165 Jy ! Total flux subtracted in 200 components = 0.000473165 Jy ! Clean residual min=-0.001068 max=0.001102 Jy/beam ! Clean residual mean=0.000004 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.090284 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 = 2.31647e-05 Jy ! Component: 100 - total flux cleaned = 5.55899e-05 Jy ! Component: 150 - total flux cleaned = 7.20553e-05 Jy ! Component: 200 - total flux cleaned = 9.09418e-05 Jy ! Total flux subtracted in 200 components = 9.09418e-05 Jy ! Clean residual min=-0.001077 max=0.001129 Jy/beam ! Clean residual mean=0.000004 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.090375 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 37 components and 0.090375 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=1.624 mas, bpa=-64.14 degrees ! Estimated noise=0.186376 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000253616 Jy ! Component: 100 - total flux cleaned = -0.000271123 Jy ! Component: 150 - total flux cleaned = -0.000271804 Jy ! Component: 200 - total flux cleaned = -0.000271831 Jy ! Total flux subtracted in 200 components = -0.000271831 Jy ! Clean residual min=-0.000919 max=0.000978 Jy/beam ! Clean residual mean=0.000002 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0901031 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 44 components and 0.0901031 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=0.064490Jy sigma=1.269239 ! Fit after self-cal, rms=0.064465Jy sigma=1.269156 wmodel J1949+7252_X_map.mod ! Writing 44 model components to file: J1949+7252_X_map.mod wobs J1949+7252_X_uvs.fits ! Writing UV FITS file: J1949+7252_X_uvs.fits wwins J1949+7252_X_map.win ! wwins: Wrote 3 windows to J1949+7252_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 = 0.000107534 Jy ! Component: 100 - total flux cleaned = 0.000174462 Jy ! Component: 150 - total flux cleaned = 0.000174462 Jy ! Component: 200 - total flux cleaned = 0.000205817 Jy ! Component: 250 - total flux cleaned = 0.000251821 Jy ! Component: 300 - total flux cleaned = 0.000266822 Jy ! Component: 350 - total flux cleaned = 0.000267286 Jy ! Component: 400 - total flux cleaned = 0.000310489 Jy ! Component: 450 - total flux cleaned = 0.000310226 Jy ! Component: 500 - total flux cleaned = 0.00030997 Jy ! Component: 550 - total flux cleaned = 0.000309562 Jy ! Component: 600 - total flux cleaned = 0.000242221 Jy ! Component: 650 - total flux cleaned = 0.000255395 Jy ! Component: 700 - total flux cleaned = 0.00020289 Jy ! Component: 750 - total flux cleaned = 0.000151186 Jy ! Component: 800 - total flux cleaned = 7.4711e-05 Jy ! Component: 850 - total flux cleaned = 3.70804e-05 Jy ! Component: 900 - total flux cleaned = -2.51047e-05 Jy ! Component: 950 - total flux cleaned = -6.20399e-05 Jy ! Component: 1000 - total flux cleaned = -8.62315e-05 Jy ! Component: 1050 - total flux cleaned = -9.84516e-05 Jy ! Component: 1100 - total flux cleaned = -0.000110595 Jy ! Component: 1150 - total flux cleaned = -0.000134346 Jy ! Component: 1200 - total flux cleaned = -0.000157801 Jy ! Component: 1250 - total flux cleaned = -0.000157865 Jy ! Component: 1300 - total flux cleaned = -0.000203863 Jy ! Component: 1350 - total flux cleaned = -0.000181054 Jy ! Component: 1400 - total flux cleaned = -0.000215114 Jy ! Component: 1450 - total flux cleaned = -0.000259999 Jy ! Component: 1500 - total flux cleaned = -0.000259974 Jy ! Component: 1550 - total flux cleaned = -0.000304185 Jy ! Component: 1600 - total flux cleaned = -0.000293123 Jy ! Component: 1650 - total flux cleaned = -0.000347434 Jy ! Component: 1700 - total flux cleaned = -0.000401286 Jy ! Component: 1750 - total flux cleaned = -0.000411955 Jy ! Component: 1800 - total flux cleaned = -0.000454332 Jy ! Component: 1850 - total flux cleaned = -0.000486009 Jy ! Component: 1900 - total flux cleaned = -0.000548728 Jy ! Component: 1950 - total flux cleaned = -0.000559051 Jy ! Component: 2000 - total flux cleaned = -0.000589957 Jy ! Component: 2050 - total flux cleaned = -0.000641215 Jy ! Component: 2100 - total flux cleaned = -0.000651396 Jy ! Component: 2150 - total flux cleaned = -0.000631327 Jy ! Component: 2200 - total flux cleaned = -0.000691756 Jy ! Component: 2250 - total flux cleaned = -0.00075167 Jy ! Component: 2300 - total flux cleaned = -0.000801179 Jy ! Component: 2350 - total flux cleaned = -0.000810951 Jy ! Component: 2400 - total flux cleaned = -0.000840318 Jy ! Component: 2450 - total flux cleaned = -0.000830666 Jy ! Component: 2500 - total flux cleaned = -0.000907914 Jy ! Component: 2550 - total flux cleaned = -0.00088861 Jy ! Component: 2600 - total flux cleaned = -0.000907711 Jy ! Component: 2650 - total flux cleaned = -0.000936207 Jy ! Component: 2700 - total flux cleaned = -0.000926733 Jy ! Component: 2750 - total flux cleaned = -0.000964293 Jy ! Component: 2800 - total flux cleaned = -0.0010015 Jy ! Component: 2850 - total flux cleaned = -0.00104779 Jy ! Component: 2900 - total flux cleaned = -0.00106634 Jy ! Component: 2950 - total flux cleaned = -0.00108457 Jy ! Component: 3000 - total flux cleaned = -0.00108462 Jy ! Component: 3050 - total flux cleaned = -0.00111191 Jy ! Component: 3100 - total flux cleaned = -0.00112995 Jy ! Component: 3150 - total flux cleaned = -0.00120177 Jy ! Component: 3200 - total flux cleaned = -0.0011929 Jy ! Component: 3250 - total flux cleaned = -0.0012284 Jy ! Component: 3300 - total flux cleaned = -0.00123724 Jy ! Component: 3350 - total flux cleaned = -0.00128119 Jy ! Component: 3400 - total flux cleaned = -0.00128987 Jy ! Component: 3450 - total flux cleaned = -0.00129856 Jy ! Component: 3500 - total flux cleaned = -0.00132462 Jy ! Component: 3550 - total flux cleaned = -0.00135904 Jy ! Component: 3600 - total flux cleaned = -0.00139328 Jy ! Component: 3650 - total flux cleaned = -0.00143587 Jy ! Component: 3700 - total flux cleaned = -0.0014104 Jy ! Component: 3750 - total flux cleaned = -0.00146951 Jy ! Component: 3800 - total flux cleaned = -0.00150304 Jy ! Component: 3850 - total flux cleaned = -0.00151978 Jy ! Component: 3900 - total flux cleaned = -0.0015697 Jy ! Component: 3950 - total flux cleaned = -0.00158628 Jy ! Component: 4000 - total flux cleaned = -0.00161931 Jy ! Component: 4050 - total flux cleaned = -0.00165216 Jy ! Total flux subtracted in 4096 components = -0.00170938 Jy ! Clean residual min=-0.000528 max=0.000485 Jy/beam ! Clean residual mean=-0.000001 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.0883938 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 375 components and 0.0883938 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1949+7252_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.01 x 1.624 at -64.14 degrees (North through East) ! Clean map min=-0.00067165 max=0.081465 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1949+7252_X_map.fits wmodel /vlbi/uf001/uva//J1949+7252_X_map.mod ! Writing 375 model components to file: /vlbi/uf001/uva//J1949+7252_X_map.mod wobs /vlbi/uf001/uva//J1949+7252_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1949+7252_X_uvs.fits wwins /vlbi/uf001/uva//J1949+7252_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1949+7252_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0814651 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000140074 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.51583 0.51583 1.03166 2.06332 4.12664 8.25328 16.5066 33.0131 66.0262 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.081 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 581.587 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1949+7252_X_dfm.log closed on Mon Jan 14 05:15:41 2019