! Started logfile: /vlbi/uf001/uva//J2155+2250_X_dfm.log on Mon Jan 14 06:02:52 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//J2155+2250_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2155+2250_X_uva.fits ! AN table 1: 29 integrations on 28 of 28 possible baselines. ! AN table 2: 58 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.986207 visibilities/baseline/integration-bin. ! Found source: J2155+2250 ! ! 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 121 lines of history. ! ! Reading 24024 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 J2155+2250_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 11 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.014810Jy sigma=19.406411 ! Fit after self-cal, rms=0.837690Jy sigma=15.967750 ! 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=0.676 mas, bmaj=1.247 mas, bpa=-5.08 degrees ! Estimated noise=0.491776 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 = 0.124301 Jy ! Component: 100 - total flux cleaned = 0.154556 Jy ! Total flux subtracted in 100 components = 0.154556 Jy ! Clean residual min=-0.010316 max=0.012731 Jy/beam ! Clean residual mean=-0.000008 rms=0.002295 Jy/beam ! Combined flux in latest and established models = 0.154556 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.154556 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=0.087550Jy sigma=1.543738 ! Fit after self-cal, rms=0.087535Jy sigma=1.543436 ! 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=0.8558 mas, bmaj=1.474 mas, bpa=-5.433 degrees ! Estimated noise=0.248841 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 = 0.0190628 Jy ! Component: 100 - total flux cleaned = 0.0275509 Jy ! Component: 150 - total flux cleaned = 0.0315272 Jy ! Component: 200 - total flux cleaned = 0.0335204 Jy ! Total flux subtracted in 200 components = 0.0335204 Jy ! Clean residual min=-0.012744 max=0.014792 Jy/beam ! Clean residual mean=-0.000014 rms=0.002782 Jy/beam ! Combined flux in latest and established models = 0.188077 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 17 components and 0.188077 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=0.084238Jy sigma=1.459542 ! Fit after self-cal, rms=0.084208Jy sigma=1.458853 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8558 x 1.474 at -5.433 degrees (North through East) ! Clean map min=-0.01206 max=0.16636 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.94 HN 0.87 LA 0.90 ! MK 1.05 NL 1.06 OV 0.97 PT 1.32 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 1.16 LA 0.73 MK 1.01 ! NL 1.18 PT 0.93 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HN 0.86 LA 0.88 ! MK 1.02 NL 1.11 OV 1.00 PT 1.41 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 1.23 LA 0.75 MK 1.05 ! NL 1.16 PT 0.93 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.97 HN 0.88 LA 0.92 ! MK 1.01 NL 1.10 OV 0.99 PT 1.33 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 HN 1.14 LA 0.75 MK 1.08 ! NL 1.19 PT 0.91 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.94 HN 0.87 LA 0.93 ! MK 1.02 NL 1.05 OV 1.01 PT 1.38 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 1.21 LA 0.74 MK 1.01 ! NL 1.19 PT 0.93 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.96 HN 0.86 LA 0.89 ! MK 0.99 NL 1.08 OV 1.01 PT 1.39 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 HN 1.16 LA 0.75 MK 1.03 ! NL 1.20 PT 0.94 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.97 HN 0.85 LA 0.89 ! MK 0.99 NL 1.09 OV 1.01 PT 1.29 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 HN 1.16 LA 0.72 MK 1.00 ! NL 1.21 PT 0.91 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.96 HN 0.88 LA 0.88 ! MK 1.04 NL 1.07 OV 1.00 PT 1.34 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 HN 1.18 LA 0.74 MK 1.02 ! NL 1.19 PT 0.93 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.96 HN 0.87 LA 0.90 ! MK 1.05 NL 1.10 OV 0.98 PT 1.36 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 HN 1.13 LA 0.72 MK 1.02 ! NL 1.21 PT 0.93 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.97 HN 0.86 LA 0.93 ! MK 1.03 NL 1.09 OV 1.02 PT 1.41 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 1.17 LA 0.73 MK 1.11 ! NL 1.21 PT 0.94 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.87 LA 0.88 ! MK 0.99 NL 1.10 OV 1.02 PT 1.22 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 HN 1.15 LA 0.68 MK 1.05 ! NL 1.19 PT 0.94 SC 1.06 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.96 HN 0.86 LA 0.89 ! MK 0.97 NL 1.09 OV 0.97 PT 1.31 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 HN 1.14 LA 0.69 MK 1.06 ! NL 1.26 PT 0.94 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.82 LA 0.88 ! MK 0.98 NL 1.09 OV 1.05 PT 1.32 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 HN 1.21 LA 0.71 MK 1.09 ! NL 1.18 PT 0.94 SC 1.04 ! ! ! Fit before self-cal, rms=0.084208Jy sigma=1.458853 ! Fit after self-cal, rms=0.080989Jy sigma=1.306788 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8685 mas, bmaj=1.482 mas, bpa=-4.825 degrees ! Estimated noise=0.247419 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 (-1.2, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00772948 Jy ! Component: 100 - total flux cleaned = 0.00810435 Jy ! Component: 150 - total flux cleaned = 0.0079671 Jy ! Component: 200 - total flux cleaned = 0.00759636 Jy ! Total flux subtracted in 200 components = 0.00759636 Jy ! Clean residual min=-0.004604 max=0.005922 Jy/beam ! Clean residual mean=0.000024 rms=0.001078 Jy/beam ! Combined flux in latest and established models = 0.195673 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 30 components and 0.195673 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=0.079886Jy sigma=1.282090 ! Fit after self-cal, rms=0.080236Jy sigma=1.278048 ! Inverting map ! Added new window around map position (-4.2, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00509024 Jy ! Component: 100 - total flux cleaned = 0.0061508 Jy ! Component: 150 - total flux cleaned = 0.00607398 Jy ! Component: 200 - total flux cleaned = 0.00584647 Jy ! Total flux subtracted in 200 components = 0.00584647 Jy ! Clean residual min=-0.003924 max=0.004231 Jy/beam ! Clean residual mean=0.000024 rms=0.000940 Jy/beam ! Combined flux in latest and established models = 0.20152 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 47 components and 0.20152 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=0.079885Jy sigma=1.268392 ! Fit after self-cal, rms=0.079864Jy sigma=1.267966 ! 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=0.079864Jy sigma=1.267966 ! Fit after self-cal, rms=0.080165Jy sigma=1.248678 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8636 mas, bmaj=1.473 mas, bpa=-4.843 degrees ! Estimated noise=0.247581 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00204747 Jy ! Component: 100 - total flux cleaned = 0.00261936 Jy ! Component: 150 - total flux cleaned = 0.00306047 Jy ! Component: 200 - total flux cleaned = 0.00344986 Jy ! Total flux subtracted in 200 components = 0.00344986 Jy ! Clean residual min=-0.001915 max=0.002419 Jy/beam ! Clean residual mean=0.000010 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.20497 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 62 components and 0.20497 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=0.080077Jy sigma=1.246968 ! Fit after self-cal, rms=0.080118Jy sigma=1.246562 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 (-10.8, -4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219593 Jy ! Component: 100 - total flux cleaned = 0.00347147 Jy ! Component: 150 - total flux cleaned = 0.00435077 Jy ! Component: 200 - total flux cleaned = 0.0047948 Jy ! Total flux subtracted in 200 components = 0.0047948 Jy ! Clean residual min=-0.001745 max=0.001876 Jy/beam ! Clean residual mean=0.000009 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.209764 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 77 components and 0.209764 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=0.080042Jy sigma=1.244862 ! Fit after self-cal, rms=0.080032Jy sigma=1.244778 ! 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=0.080032Jy sigma=1.244778 ! Fit after self-cal, rms=0.079791Jy sigma=1.244548 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8623 mas, bmaj=1.472 mas, bpa=-4.759 degrees ! Estimated noise=0.246998 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000964774 Jy ! Component: 100 - total flux cleaned = 0.00148703 Jy ! Component: 150 - total flux cleaned = 0.00188981 Jy ! Component: 200 - total flux cleaned = 0.00210644 Jy ! Total flux subtracted in 200 components = 0.00210644 Jy ! Clean residual min=-0.001535 max=0.001716 Jy/beam ! Clean residual mean=0.000008 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.211871 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 87 components and 0.211871 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=0.079761Jy sigma=1.243884 ! Fit after self-cal, rms=0.079758Jy sigma=1.243847 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 = 0.000590058 Jy ! Component: 100 - total flux cleaned = 0.000902191 Jy ! Component: 150 - total flux cleaned = 0.00106076 Jy ! Component: 200 - total flux cleaned = 0.00121188 Jy ! Total flux subtracted in 200 components = 0.00121188 Jy ! Clean residual min=-0.001480 max=0.001654 Jy/beam ! Clean residual mean=0.000008 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.213083 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 93 components and 0.213083 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=0.079740Jy sigma=1.243473 ! Fit after self-cal, rms=0.079738Jy sigma=1.243461 ! 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=0.079738Jy sigma=1.243461 ! Fit after self-cal, rms=0.079682Jy sigma=1.243387 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.128 mas, bmaj=2.485 mas, bpa=-7.854 degrees ! Estimated noise=0.325323 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138772 Jy ! Component: 100 - total flux cleaned = 0.00233566 Jy ! Component: 150 - total flux cleaned = 0.00289436 Jy ! Component: 200 - total flux cleaned = 0.0033283 Jy ! Total flux subtracted in 200 components = 0.0033283 Jy ! Clean residual min=-0.002130 max=0.002306 Jy/beam ! Clean residual mean=0.000019 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.216411 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 104 components and 0.216411 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=0.079671Jy sigma=1.243184 ! Fit after self-cal, rms=0.079668Jy sigma=1.243119 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 = 0.000707753 Jy ! Component: 100 - total flux cleaned = 0.00114379 Jy ! Component: 150 - total flux cleaned = 0.00153532 Jy ! Component: 200 - total flux cleaned = 0.00186443 Jy ! Total flux subtracted in 200 components = 0.00186443 Jy ! Clean residual min=-0.002086 max=0.002179 Jy/beam ! Clean residual mean=0.000017 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.218275 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 108 components and 0.218275 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=0.079665Jy sigma=1.243137 ! Fit after self-cal, rms=0.079666Jy sigma=1.243100 ! 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=0.8617 mas, bmaj=1.471 mas, bpa=-4.721 degrees ! Estimated noise=0.246835 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8617 x 1.471 at -4.721 degrees (North through East) ! Clean map min=-0.0018371 max=0.16465 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=0.6814 mas, bmaj=1.236 mas, bpa=-4.466 degrees ! Estimated noise=0.490431 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.123628 Jy ! Component: 100 - total flux cleaned = 0.154312 Jy ! Component: 150 - total flux cleaned = 0.169706 Jy ! Component: 200 - total flux cleaned = 0.179228 Jy ! Total flux subtracted in 200 components = 0.179228 Jy ! Clean residual min=-0.003585 max=0.004964 Jy/beam ! Clean residual mean=0.000003 rms=0.000889 Jy/beam ! Combined flux in latest and established models = 0.179228 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.179228 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8617 mas, bmaj=1.471 mas, bpa=-4.721 degrees ! Estimated noise=0.246835 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 = 0.0088157 Jy ! Component: 100 - total flux cleaned = 0.0140046 Jy ! Component: 150 - total flux cleaned = 0.0175871 Jy ! Component: 200 - total flux cleaned = 0.0204352 Jy ! Total flux subtracted in 200 components = 0.0204352 Jy ! Clean residual min=-0.002530 max=0.003086 Jy/beam ! Clean residual mean=0.000011 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.199664 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 34 components and 0.199664 Jy ! Inverting map ! Added new window around map position (-4.4, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0028554 Jy ! Component: 100 - total flux cleaned = 0.00467442 Jy ! Component: 150 - total flux cleaned = 0.00589468 Jy ! Component: 200 - total flux cleaned = 0.0070363 Jy ! Total flux subtracted in 200 components = 0.0070363 Jy ! Clean residual min=-0.001981 max=0.001925 Jy/beam ! Clean residual mean=0.000010 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.2067 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 52 components and 0.2067 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=2.128 mas, bmaj=2.485 mas, bpa=-7.854 degrees ! Estimated noise=0.325323 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00249265 Jy ! Component: 100 - total flux cleaned = 0.00438134 Jy ! Component: 150 - total flux cleaned = 0.00592415 Jy ! Component: 200 - total flux cleaned = 0.00706436 Jy ! Total flux subtracted in 200 components = 0.00706436 Jy ! Clean residual min=-0.002311 max=0.002439 Jy/beam ! Clean residual mean=0.000022 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.213764 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 = 0.00077696 Jy ! Component: 100 - total flux cleaned = 0.00144185 Jy ! Component: 150 - total flux cleaned = 0.00208592 Jy ! Component: 200 - total flux cleaned = 0.00263893 Jy ! Total flux subtracted in 200 components = 0.00263893 Jy ! Clean residual min=-0.002271 max=0.002297 Jy/beam ! Clean residual mean=0.000019 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.216403 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 85 components and 0.216403 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8617 mas, bmaj=1.471 mas, bpa=-4.721 degrees ! Estimated noise=0.246835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000594692 Jy ! Component: 100 - total flux cleaned = -0.000595726 Jy ! Component: 150 - total flux cleaned = -0.00059659 Jy ! Component: 200 - total flux cleaned = -0.000481596 Jy ! Total flux subtracted in 200 components = -0.000481596 Jy ! Clean residual min=-0.001472 max=0.001679 Jy/beam ! Clean residual mean=0.000007 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.215922 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 103 components and 0.215922 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=0.079692Jy sigma=1.243410 ! Fit after self-cal, rms=0.079659Jy sigma=1.242996 wmodel J2155+2250_X_map.mod ! Writing 103 model components to file: J2155+2250_X_map.mod wobs J2155+2250_X_uvs.fits ! Writing UV FITS file: J2155+2250_X_uvs.fits wwins J2155+2250_X_map.win ! wwins: Wrote 5 windows to J2155+2250_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 = 0.000358958 Jy ! Component: 100 - total flux cleaned = 0.0003595 Jy ! Component: 150 - total flux cleaned = 0.000457142 Jy ! Component: 200 - total flux cleaned = 0.000598863 Jy ! Component: 250 - total flux cleaned = 0.000736111 Jy ! Component: 300 - total flux cleaned = 0.000913055 Jy ! Component: 350 - total flux cleaned = 0.0010201 Jy ! Component: 400 - total flux cleaned = 0.00116604 Jy ! Component: 450 - total flux cleaned = 0.00130792 Jy ! Component: 500 - total flux cleaned = 0.00140672 Jy ! Component: 550 - total flux cleaned = 0.00148432 Jy ! Component: 600 - total flux cleaned = 0.00156077 Jy ! Component: 650 - total flux cleaned = 0.00161687 Jy ! Component: 700 - total flux cleaned = 0.0016354 Jy ! Component: 750 - total flux cleaned = 0.0016533 Jy ! Component: 800 - total flux cleaned = 0.00160045 Jy ! Component: 850 - total flux cleaned = 0.0016175 Jy ! Component: 900 - total flux cleaned = 0.00156581 Jy ! Component: 950 - total flux cleaned = 0.00148221 Jy ! Component: 1000 - total flux cleaned = 0.00151487 Jy ! Component: 1050 - total flux cleaned = 0.00148222 Jy ! Component: 1100 - total flux cleaned = 0.00140266 Jy ! Component: 1150 - total flux cleaned = 0.00138738 Jy ! Component: 1200 - total flux cleaned = 0.00135677 Jy ! Component: 1250 - total flux cleaned = 0.00135672 Jy ! Component: 1300 - total flux cleaned = 0.00135651 Jy ! Component: 1350 - total flux cleaned = 0.00132684 Jy ! Component: 1400 - total flux cleaned = 0.00134136 Jy ! Component: 1450 - total flux cleaned = 0.00134087 Jy ! Component: 1500 - total flux cleaned = 0.00126968 Jy ! Component: 1550 - total flux cleaned = 0.00125545 Jy ! Component: 1600 - total flux cleaned = 0.00124155 Jy ! Component: 1650 - total flux cleaned = 0.00121394 Jy ! Component: 1700 - total flux cleaned = 0.00118659 Jy ! Component: 1750 - total flux cleaned = 0.00114631 Jy ! Component: 1800 - total flux cleaned = 0.00109331 Jy ! Component: 1850 - total flux cleaned = 0.00104096 Jy ! Component: 1900 - total flux cleaned = 0.000950552 Jy ! Component: 1950 - total flux cleaned = 0.000950558 Jy ! Component: 2000 - total flux cleaned = 0.000900131 Jy ! Component: 2050 - total flux cleaned = 0.000875275 Jy ! Component: 2100 - total flux cleaned = 0.000887522 Jy ! Component: 2150 - total flux cleaned = 0.000875077 Jy ! Component: 2200 - total flux cleaned = 0.000814427 Jy ! Component: 2250 - total flux cleaned = 0.000802547 Jy ! Component: 2300 - total flux cleaned = 0.00081466 Jy ! Component: 2350 - total flux cleaned = 0.000814672 Jy ! Component: 2400 - total flux cleaned = 0.000803018 Jy ! Component: 2450 - total flux cleaned = 0.000768341 Jy ! Component: 2500 - total flux cleaned = 0.000768313 Jy ! Component: 2550 - total flux cleaned = 0.000802096 Jy ! Component: 2600 - total flux cleaned = 0.000723378 Jy ! Component: 2650 - total flux cleaned = 0.000689965 Jy ! Component: 2700 - total flux cleaned = 0.000690006 Jy ! Component: 2750 - total flux cleaned = 0.000646382 Jy ! Component: 2800 - total flux cleaned = 0.000678902 Jy ! Component: 2850 - total flux cleaned = 0.000635946 Jy ! Component: 2900 - total flux cleaned = 0.000678573 Jy ! Component: 2950 - total flux cleaned = 0.000646823 Jy ! Component: 3000 - total flux cleaned = 0.000625929 Jy ! Component: 3050 - total flux cleaned = 0.000636345 Jy ! Component: 3100 - total flux cleaned = 0.000636393 Jy ! Component: 3150 - total flux cleaned = 0.000626011 Jy ! Component: 3200 - total flux cleaned = 0.000636077 Jy ! Component: 3250 - total flux cleaned = 0.000615871 Jy ! Component: 3300 - total flux cleaned = 0.000625814 Jy ! Component: 3350 - total flux cleaned = 0.000615894 Jy ! Component: 3400 - total flux cleaned = 0.000615908 Jy ! Component: 3450 - total flux cleaned = 0.000615933 Jy ! Component: 3500 - total flux cleaned = 0.000606235 Jy ! Component: 3550 - total flux cleaned = 0.000606396 Jy ! Component: 3600 - total flux cleaned = 0.000654044 Jy ! Component: 3650 - total flux cleaned = 0.000644623 Jy ! Component: 3700 - total flux cleaned = 0.000644607 Jy ! Component: 3750 - total flux cleaned = 0.000663313 Jy ! Component: 3800 - total flux cleaned = 0.000691178 Jy ! Component: 3850 - total flux cleaned = 0.000700378 Jy ! Component: 3900 - total flux cleaned = 0.00071867 Jy ! Component: 3950 - total flux cleaned = 0.000673171 Jy ! Component: 4000 - total flux cleaned = 0.000727393 Jy ! Component: 4050 - total flux cleaned = 0.000754327 Jy ! Total flux subtracted in 4096 components = 0.000754342 Jy ! Clean residual min=-0.000607 max=0.000476 Jy/beam ! Clean residual mean=0.000003 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.216676 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 398 components and 0.216676 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2155+2250_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8617 x 1.471 at -4.721 degrees (North through East) ! Clean map min=-0.0011127 max=0.16374 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2155+2250_X_map.fits wmodel /vlbi/uf001/uva//J2155+2250_X_map.mod ! Writing 398 model components to file: /vlbi/uf001/uva//J2155+2250_X_map.mod wobs /vlbi/uf001/uva//J2155+2250_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2155+2250_X_uvs.fits wwins /vlbi/uf001/uva//J2155+2250_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J2155+2250_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.163739 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000148872 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.27276 0.27276 0.545521 1.09104 2.18208 4.36416 8.72833 17.4567 34.9133 69.8266 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.163 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1099.87 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2155+2250_X_dfm.log closed on Mon Jan 14 06:02:57 2019