! Started logfile: /vlbi/uf001/uva//J2015+5253_X_dfm.log on Mon Jan 14 05:25:26 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//J2015+5253_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2015+5253_X_uva.fits ! AN table 1: 28 integrations on 28 of 28 possible baselines. ! AN table 2: 14 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.869202 visibilities/baseline/integration-bin. ! Found source: J2015+5253 ! ! 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 11244 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 J2015+5253_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 50 telescope corrections were flagged in sub-array 1. ! A total of 17 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 50 telescope corrections were flagged in sub-array 1. ! A total of 17 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 50 telescope corrections were flagged in sub-array 1. ! A total of 17 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 50 telescope corrections were flagged in sub-array 1. ! A total of 17 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 50 telescope corrections were flagged in sub-array 1. ! A total of 17 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 50 telescope corrections were flagged in sub-array 1. ! A total of 17 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 50 telescope corrections were flagged in sub-array 1. ! A total of 17 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 50 telescope corrections were flagged in sub-array 1. ! A total of 17 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 50 telescope corrections were flagged in sub-array 1. ! A total of 17 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 50 telescope corrections were flagged in sub-array 1. ! A total of 17 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 50 telescope corrections were flagged in sub-array 1. ! A total of 17 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 50 telescope corrections were flagged in sub-array 1. ! A total of 17 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.027135Jy sigma=196.400122 ! Fit after self-cal, rms=0.874198Jy sigma=192.791480 ! 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=0.9081 mas, bmaj=1.916 mas, bpa=45.57 degrees ! Estimated noise=0.100187 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 = 0.0254637 Jy ! Component: 100 - total flux cleaned = 0.0407539 Jy ! Total flux subtracted in 100 components = 0.0407539 Jy ! Clean residual min=-0.011335 max=0.020477 Jy/beam ! Clean residual mean=0.000032 rms=0.003300 Jy/beam ! Combined flux in latest and established models = 0.0407539 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0407539 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=0.265688Jy sigma=7.573256 ! Fit after self-cal, rms=0.257195Jy sigma=7.326763 ! Inverting map ! Added new window around map position (9.8, -12.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0276847 Jy ! Component: 100 - total flux cleaned = 0.0504658 Jy ! Total flux subtracted in 100 components = 0.0504658 Jy ! Clean residual min=-0.010897 max=0.021246 Jy/beam ! Clean residual mean=0.000094 rms=0.003258 Jy/beam ! Combined flux in latest and established models = 0.0912196 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 20 components and 0.0912196 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=0.234830Jy sigma=6.845562 ! Fit after self-cal, rms=0.228390Jy sigma=6.753948 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0260324 Jy ! Component: 100 - total flux cleaned = 0.0476364 Jy ! Total flux subtracted in 100 components = 0.0476364 Jy ! Clean residual min=-0.013108 max=0.017310 Jy/beam ! Clean residual mean=0.000085 rms=0.003347 Jy/beam ! Combined flux in latest and established models = 0.138856 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 24 components and 0.138856 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=0.204633Jy sigma=6.623096 ! Fit after self-cal, rms=0.203711Jy sigma=6.601418 ! 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=1.037 mas, bmaj=2.15 mas, bpa=44.66 degrees ! Estimated noise=0.0721438 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 = 0.0290334 Jy ! Component: 100 - total flux cleaned = 0.0533933 Jy ! Component: 150 - total flux cleaned = 0.0742541 Jy ! Component: 200 - total flux cleaned = 0.0923572 Jy ! Total flux subtracted in 200 components = 0.0923572 Jy ! Clean residual min=-0.015110 max=0.020693 Jy/beam ! Clean residual mean=0.000152 rms=0.004192 Jy/beam ! Combined flux in latest and established models = 0.231213 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 37 components and 0.231213 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=0.166473Jy sigma=6.852734 ! Fit after self-cal, rms=0.165881Jy sigma=6.840026 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.037 x 2.15 at 44.66 degrees (North through East) ! Clean map min=-0.014723 max=0.079059 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.75 HN 0.74 KP 0.78 LA 0.82 ! MK 24.81 NL 1.05 OV 0.58 PT 0.74 ! ! Telescope amplitude corrections in sub-array 2: ! BR 56.41 FD 0.81 HN 0.51 KP 0.84 ! LA 0.78 NL 1.20 OV 0.74 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.76 HN 0.77 KP 0.77 LA 0.84 ! MK 21.36 NL 1.06 OV 0.59 PT 0.74 ! ! Telescope amplitude corrections in sub-array 2: ! BR 68.82 FD 0.78 HN 0.50 KP 0.84 ! LA 0.80 NL 1.18 OV 0.75 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.77 HN 0.76 KP 0.79 LA 0.81 ! MK 23.02 NL 1.04 OV 0.60 PT 0.72 ! ! Telescope amplitude corrections in sub-array 2: ! BR 49.52 FD 0.78 HN 0.54 KP 0.89 ! LA 0.80 NL 1.19 OV 0.71 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.75 HN 0.77 KP 0.78 LA 0.82 ! MK 21.49 NL 1.06 OV 0.59 PT 0.74 ! ! Telescope amplitude corrections in sub-array 2: ! BR 38.14 FD 0.78 HN 0.53 KP 0.87 ! LA 0.80 NL 1.15 OV 0.73 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.76 HN 0.76 KP 0.80 LA 0.81 ! MK 23.74 NL 1.05 OV 0.61 PT 0.74 ! ! Telescope amplitude corrections in sub-array 2: ! BR 44.48 FD 0.73 HN 0.52 KP 0.87 ! LA 0.79 NL 1.18 OV 0.76 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.76 HN 0.76 KP 0.78 LA 0.82 ! MK 30.66 NL 1.04 OV 0.61 PT 0.73 ! ! Telescope amplitude corrections in sub-array 2: ! BR 32.78 FD 0.74 HN 0.51 KP 0.85 ! LA 0.82 NL 1.22 OV 0.73 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.75 HN 0.76 KP 0.79 LA 0.81 ! MK 28.71 NL 1.05 OV 0.60 PT 0.73 ! ! Telescope amplitude corrections in sub-array 2: ! BR 39.31 FD 0.73 HN 0.49 KP 0.85 ! LA 0.81 NL 1.21 OV 0.76 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.76 HN 0.75 KP 0.79 LA 0.80 ! MK 26.98 NL 1.05 OV 0.62 PT 0.73 ! ! Telescope amplitude corrections in sub-array 2: ! BR 32.43 FD 0.71 HN 0.51 KP 0.86 ! LA 0.77 NL 1.16 OV 0.76 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 0.73 HN 0.76 KP 0.80 LA 0.82 ! MK 36.96 NL 1.06 OV 0.63 PT 0.75 ! ! Telescope amplitude corrections in sub-array 2: ! BR 47.91 FD 0.73 HN 0.49 KP 0.87 ! LA 0.80 NL 1.23 OV 0.74 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 0.76 HN 0.76 KP 0.78 LA 0.79 ! MK 37.87 NL 1.05 OV 0.62 PT 0.75 ! ! Telescope amplitude corrections in sub-array 2: ! BR 41.37 FD 0.78 HN 0.52 KP 0.85 ! LA 0.79 NL 1.17 OV 0.74 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.75 HN 0.76 KP 0.78 LA 0.82 ! MK 30.58 NL 1.01 OV 0.63 PT 0.74 ! ! Telescope amplitude corrections in sub-array 2: ! BR 38.62 FD 0.78 HN 0.50 KP 0.87 ! LA 0.79 NL 1.14 OV 0.71 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.74 HN 0.78 KP 0.74 LA 0.83 ! MK 29.16 NL 1.03 OV 0.64 PT 0.74 ! ! Telescope amplitude corrections in sub-array 2: ! BR 41.43 FD 0.76 HN 0.51 KP 0.87 ! LA 0.82 NL 1.17 OV 0.74 ! ! ! Fit before self-cal, rms=0.165881Jy sigma=6.840026 ! Fit after self-cal, rms=0.081074Jy sigma=2.544373 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.632 mas, bmaj=1.829 mas, bpa=-3.103 degrees ! Estimated noise=0.218066 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 = -0.00306337 Jy ! Component: 100 - total flux cleaned = -0.00425355 Jy ! Component: 150 - total flux cleaned = -0.00517039 Jy ! Component: 200 - total flux cleaned = -0.00629647 Jy ! Total flux subtracted in 200 components = -0.00629647 Jy ! Clean residual min=-0.017805 max=0.016361 Jy/beam ! Clean residual mean=0.000213 rms=0.003608 Jy/beam ! Combined flux in latest and established models = 0.224917 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 52 components and 0.224917 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=0.072528Jy sigma=2.202778 ! Fit after self-cal, rms=0.068609Jy sigma=2.028004 ! 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=0.068609Jy sigma=2.028004 ! Fit after self-cal, rms=0.081130Jy sigma=1.710480 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.614 mas, bmaj=2.007 mas, bpa=-3.649 degrees ! Estimated noise=0.206378 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00722414 Jy ! Component: 100 - total flux cleaned = -0.00857386 Jy ! Component: 150 - total flux cleaned = -0.00873084 Jy ! Component: 200 - total flux cleaned = -0.00873397 Jy ! Total flux subtracted in 200 components = -0.00873397 Jy ! Clean residual min=-0.011223 max=0.010969 Jy/beam ! Clean residual mean=0.000135 rms=0.002222 Jy/beam ! Combined flux in latest and established models = 0.216183 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 66 components and 0.216183 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=0.080153Jy sigma=1.582461 ! Fit after self-cal, rms=0.080120Jy sigma=1.565413 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 = -0.00193139 Jy ! Component: 100 - total flux cleaned = -0.00179774 Jy ! Component: 150 - total flux cleaned = -0.00169925 Jy ! Component: 200 - total flux cleaned = -0.00178892 Jy ! Total flux subtracted in 200 components = -0.00178892 Jy ! Clean residual min=-0.010900 max=0.010450 Jy/beam ! Clean residual mean=0.000122 rms=0.002093 Jy/beam ! Combined flux in latest and established models = 0.214394 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 72 components and 0.214394 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=0.079850Jy sigma=1.533387 ! Fit after self-cal, rms=0.079783Jy sigma=1.528728 ! 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=0.079783Jy sigma=1.528728 ! Fit after self-cal, rms=0.089923Jy sigma=1.499916 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.615 mas, bmaj=2.042 mas, bpa=-4.754 degrees ! Estimated noise=0.210537 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00350793 Jy ! Component: 100 - total flux cleaned = -0.00428436 Jy ! Component: 150 - total flux cleaned = -0.0045625 Jy ! Component: 200 - total flux cleaned = -0.00479465 Jy ! Total flux subtracted in 200 components = -0.00479465 Jy ! Clean residual min=-0.009743 max=0.010729 Jy/beam ! Clean residual mean=0.000113 rms=0.001956 Jy/beam ! Combined flux in latest and established models = 0.209599 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 76 components and 0.209599 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=0.089666Jy sigma=1.461375 ! Fit after self-cal, rms=0.089517Jy sigma=1.455793 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 (-3.6, -6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00936004 Jy ! Component: 100 - total flux cleaned = 0.0142257 Jy ! Component: 150 - total flux cleaned = 0.0158469 Jy ! Component: 200 - total flux cleaned = 0.0162275 Jy ! Total flux subtracted in 200 components = 0.0162275 Jy ! Clean residual min=-0.008111 max=0.006180 Jy/beam ! Clean residual mean=0.000067 rms=0.001645 Jy/beam ! Combined flux in latest and established models = 0.225827 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 98 components and 0.225827 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=0.088485Jy sigma=1.371908 ! Fit after self-cal, rms=0.088291Jy sigma=1.362770 ! 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=0.088291Jy sigma=1.362770 ! Fit after self-cal, rms=0.089792Jy sigma=1.338100 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.565 mas, bmaj=3.023 mas, bpa=-2.487 degrees ! Estimated noise=0.226474 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108725 Jy ! Component: 100 - total flux cleaned = 0.00131324 Jy ! Component: 150 - total flux cleaned = 0.00188281 Jy ! Component: 200 - total flux cleaned = 0.00271771 Jy ! Total flux subtracted in 200 components = 0.00271771 Jy ! Clean residual min=-0.008133 max=0.005851 Jy/beam ! Clean residual mean=0.000087 rms=0.001915 Jy/beam ! Combined flux in latest and established models = 0.228544 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 112 components and 0.228544 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=0.089457Jy sigma=1.301547 ! Fit after self-cal, rms=0.089265Jy sigma=1.296280 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 = 0.000288456 Jy ! Component: 100 - total flux cleaned = 0.00101034 Jy ! Component: 150 - total flux cleaned = 0.00153232 Jy ! Component: 200 - total flux cleaned = 0.00163287 Jy ! Total flux subtracted in 200 components = 0.00163287 Jy ! Clean residual min=-0.007406 max=0.005782 Jy/beam ! Clean residual mean=0.000069 rms=0.001840 Jy/beam ! Combined flux in latest and established models = 0.230177 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 123 components and 0.230177 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=0.089182Jy sigma=1.287668 ! Fit after self-cal, rms=0.089192Jy sigma=1.286690 ! 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=1.623 mas, bmaj=2.051 mas, bpa=-6.403 degrees ! Estimated noise=0.211956 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.623 x 2.051 at -6.403 degrees (North through East) ! Clean map min=-0.010933 max=0.12909 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=1.314 mas, bmaj=1.646 mas, bpa=-3.307 degrees ! Estimated noise=0.392901 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.118759 Jy ! Component: 100 - total flux cleaned = 0.159234 Jy ! Component: 150 - total flux cleaned = 0.180079 Jy ! Component: 200 - total flux cleaned = 0.193895 Jy ! Total flux subtracted in 200 components = 0.193895 Jy ! Clean residual min=-0.009800 max=0.008990 Jy/beam ! Clean residual mean=0.000108 rms=0.002063 Jy/beam ! Combined flux in latest and established models = 0.193895 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.193895 Jy ! Inverting map and beam ! Estimated beam: bmin=1.623 mas, bmaj=2.051 mas, bpa=-6.403 degrees ! Estimated noise=0.211956 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 = 0.0110406 Jy ! Component: 100 - total flux cleaned = 0.0188749 Jy ! Component: 150 - total flux cleaned = 0.0230159 Jy ! Component: 200 - total flux cleaned = 0.0256469 Jy ! Total flux subtracted in 200 components = 0.0256469 Jy ! Clean residual min=-0.007551 max=0.006521 Jy/beam ! Clean residual mean=0.000089 rms=0.001548 Jy/beam ! Combined flux in latest and established models = 0.219542 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 46 components and 0.219542 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=2.565 mas, bmaj=3.023 mas, bpa=-2.487 degrees ! Estimated noise=0.226474 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00327654 Jy ! Component: 100 - total flux cleaned = 0.00499182 Jy ! Component: 150 - total flux cleaned = 0.00610371 Jy ! Component: 200 - total flux cleaned = 0.00705638 Jy ! Total flux subtracted in 200 components = 0.00705638 Jy ! Clean residual min=-0.007485 max=0.006698 Jy/beam ! Clean residual mean=0.000103 rms=0.001899 Jy/beam ! Combined flux in latest and established models = 0.226598 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 = 0.000600089 Jy ! Component: 100 - total flux cleaned = 0.000996317 Jy ! Component: 150 - total flux cleaned = 0.00129358 Jy ! Component: 200 - total flux cleaned = 0.00171295 Jy ! Total flux subtracted in 200 components = 0.00171295 Jy ! Clean residual min=-0.007178 max=0.006501 Jy/beam ! Clean residual mean=0.000092 rms=0.001872 Jy/beam ! Combined flux in latest and established models = 0.228311 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 83 components and 0.228311 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.623 mas, bmaj=2.051 mas, bpa=-6.403 degrees ! Estimated noise=0.211956 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000922806 Jy ! Component: 100 - total flux cleaned = -0.000581029 Jy ! Component: 150 - total flux cleaned = -0.000275705 Jy ! Component: 200 - total flux cleaned = -8.89321e-05 Jy ! Total flux subtracted in 200 components = -8.89321e-05 Jy ! Clean residual min=-0.006512 max=0.006190 Jy/beam ! Clean residual mean=0.000051 rms=0.001385 Jy/beam ! Combined flux in latest and established models = 0.228222 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 97 components and 0.228222 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=0.091325Jy sigma=1.300153 ! Fit after self-cal, rms=0.089222Jy sigma=1.266865 wmodel J2015+5253_X_map.mod ! Writing 97 model components to file: J2015+5253_X_map.mod wobs J2015+5253_X_uvs.fits ! Writing UV FITS file: J2015+5253_X_uvs.fits wwins J2015+5253_X_map.win ! wwins: Wrote 3 windows to J2015+5253_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 = -0.00195817 Jy ! Component: 100 - total flux cleaned = -0.0024911 Jy ! Component: 150 - total flux cleaned = -0.00297179 Jy ! Component: 200 - total flux cleaned = -0.00334236 Jy ! Component: 250 - total flux cleaned = -0.0037555 Jy ! Component: 300 - total flux cleaned = -0.00414842 Jy ! Component: 350 - total flux cleaned = -0.00439754 Jy ! Component: 400 - total flux cleaned = -0.00445576 Jy ! Component: 450 - total flux cleaned = -0.00462642 Jy ! Component: 500 - total flux cleaned = -0.00479025 Jy ! Component: 550 - total flux cleaned = -0.00494782 Jy ! Component: 600 - total flux cleaned = -0.00499767 Jy ! Component: 650 - total flux cleaned = -0.00489929 Jy ! Component: 700 - total flux cleaned = -0.00471147 Jy ! Component: 750 - total flux cleaned = -0.00462011 Jy ! Component: 800 - total flux cleaned = -0.0044857 Jy ! Component: 850 - total flux cleaned = -0.00426836 Jy ! Component: 900 - total flux cleaned = -0.00418331 Jy ! Component: 950 - total flux cleaned = -0.00401968 Jy ! Component: 1000 - total flux cleaned = -0.00393887 Jy ! Component: 1050 - total flux cleaned = -0.00378337 Jy ! Component: 1100 - total flux cleaned = -0.00363231 Jy ! Component: 1150 - total flux cleaned = -0.00355831 Jy ! Component: 1200 - total flux cleaned = -0.00348621 Jy ! Component: 1250 - total flux cleaned = -0.00331157 Jy ! Component: 1300 - total flux cleaned = -0.00331127 Jy ! Component: 1350 - total flux cleaned = -0.00317758 Jy ! Component: 1400 - total flux cleaned = -0.00301493 Jy ! Component: 1450 - total flux cleaned = -0.00285699 Jy ! Component: 1500 - total flux cleaned = -0.00273271 Jy ! Component: 1550 - total flux cleaned = -0.0025214 Jy ! Component: 1600 - total flux cleaned = -0.00246237 Jy ! Component: 1650 - total flux cleaned = -0.00237514 Jy ! Component: 1700 - total flux cleaned = -0.00223375 Jy ! Component: 1750 - total flux cleaned = -0.00217913 Jy ! Component: 1800 - total flux cleaned = -0.00223349 Jy ! Component: 1850 - total flux cleaned = -0.00223356 Jy ! Component: 1900 - total flux cleaned = -0.00212942 Jy ! Component: 1950 - total flux cleaned = -0.00210446 Jy ! Component: 2000 - total flux cleaned = -0.00212985 Jy ! Component: 2050 - total flux cleaned = -0.00208074 Jy ! Component: 2100 - total flux cleaned = -0.00200793 Jy ! Component: 2150 - total flux cleaned = -0.00203183 Jy ! Component: 2200 - total flux cleaned = -0.00191496 Jy ! Component: 2250 - total flux cleaned = -0.00182315 Jy ! Component: 2300 - total flux cleaned = -0.0018229 Jy ! Component: 2350 - total flux cleaned = -0.00177814 Jy ! Component: 2400 - total flux cleaned = -0.00180005 Jy ! Component: 2450 - total flux cleaned = -0.0016935 Jy ! Component: 2500 - total flux cleaned = -0.00177839 Jy ! Component: 2550 - total flux cleaned = -0.00179938 Jy ! Component: 2600 - total flux cleaned = -0.00186125 Jy ! Component: 2650 - total flux cleaned = -0.00182118 Jy ! Component: 2700 - total flux cleaned = -0.00194075 Jy ! Component: 2750 - total flux cleaned = -0.00197955 Jy ! Component: 2800 - total flux cleaned = -0.00194057 Jy ! Component: 2850 - total flux cleaned = -0.00195919 Jy ! Component: 2900 - total flux cleaned = -0.0019029 Jy ! Component: 2950 - total flux cleaned = -0.0019587 Jy ! Component: 3000 - total flux cleaned = -0.00193986 Jy ! Component: 3050 - total flux cleaned = -0.00192203 Jy ! Component: 3100 - total flux cleaned = -0.00190425 Jy ! Component: 3150 - total flux cleaned = -0.00193933 Jy ! Component: 3200 - total flux cleaned = -0.00192198 Jy ! Component: 3250 - total flux cleaned = -0.00195648 Jy ! Component: 3300 - total flux cleaned = -0.00190585 Jy ! Component: 3350 - total flux cleaned = -0.00197304 Jy ! Component: 3400 - total flux cleaned = -0.00198952 Jy ! Component: 3450 - total flux cleaned = -0.00203835 Jy ! Component: 3500 - total flux cleaned = -0.0020385 Jy ! Component: 3550 - total flux cleaned = -0.00203849 Jy ! Component: 3600 - total flux cleaned = -0.00205419 Jy ! Component: 3650 - total flux cleaned = -0.0020699 Jy ! Component: 3700 - total flux cleaned = -0.00210058 Jy ! Component: 3750 - total flux cleaned = -0.0020549 Jy ! Component: 3800 - total flux cleaned = -0.00208495 Jy ! Component: 3850 - total flux cleaned = -0.00211461 Jy ! Component: 3900 - total flux cleaned = -0.00211461 Jy ! Component: 3950 - total flux cleaned = -0.00212926 Jy ! Component: 4000 - total flux cleaned = -0.00215805 Jy ! Component: 4050 - total flux cleaned = -0.00212955 Jy ! Total flux subtracted in 4096 components = -0.0021439 Jy ! Clean residual min=-0.000876 max=0.000802 Jy/beam ! Clean residual mean=0.000008 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.226078 Jy keep ! Adding 337 model components to the UV plane model. ! The established model now contains 434 components and 0.226078 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2015+5253_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.623 x 2.051 at -6.403 degrees (North through East) ! Clean map min=-0.0033143 max=0.14083 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2015+5253_X_map.fits wmodel /vlbi/uf001/uva//J2015+5253_X_map.mod ! Writing 434 model components to file: /vlbi/uf001/uva//J2015+5253_X_map.mod wobs /vlbi/uf001/uva//J2015+5253_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2015+5253_X_uvs.fits wwins /vlbi/uf001/uva//J2015+5253_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J2015+5253_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.140829 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00025907 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.551882 0.551882 1.10376 2.20753 4.41505 8.83011 17.6602 35.3204 70.6409 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.14 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 543.594 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2015+5253_X_dfm.log closed on Mon Jan 14 05:25:30 2019