! Started logfile: /vlbi/bs262/maps//J0829+5108_X_20180503_dfm.log on Mon Jun 4 23:27:21 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/bs262/maps//J0829+5108_X_20180503_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0829+5108_X_20180503_uva.fits ! AN table 1: 90 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0829+5108 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 32400 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 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 J0829+5108_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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.999052Jy sigma=26.487716 ! Fit after self-cal, rms=0.972485Jy sigma=25.809712 ! 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=0.6535 mas, bmaj=2.664 mas, bpa=4.405 degrees ! Estimated noise=0.397611 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 = 0.0209463 Jy ! Component: 100 - total flux cleaned = 0.0255376 Jy ! Total flux subtracted in 100 components = 0.0255376 Jy ! Clean residual min=-0.001787 max=0.001592 Jy/beam ! Clean residual mean=0.000000 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.0255376 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0255376 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. ! ! Fit before self-cal, rms=0.027167Jy sigma=0.692482 ! Fit after self-cal, rms=0.026318Jy sigma=0.671759 ! 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=0.8915 mas, bmaj=2.721 mas, bpa=3.66 degrees ! Estimated noise=0.150479 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 = 0.00258432 Jy ! Component: 100 - total flux cleaned = 0.00316156 Jy ! Component: 150 - total flux cleaned = 0.00314397 Jy ! Component: 200 - total flux cleaned = 0.00305784 Jy ! Total flux subtracted in 200 components = 0.00305784 Jy ! Clean residual min=-0.000939 max=0.001303 Jy/beam ! Clean residual mean=0.000000 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.0285955 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0285955 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. ! ! Fit before self-cal, rms=0.026089Jy sigma=0.665404 ! Fit after self-cal, rms=0.026091Jy sigma=0.665380 ! Inverting map ! Added new window around map position (-2.2, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000577851 Jy ! Component: 100 - total flux cleaned = 0.000554207 Jy ! Component: 150 - total flux cleaned = 0.000605341 Jy ! Component: 200 - total flux cleaned = 0.000681495 Jy ! Total flux subtracted in 200 components = 0.000681495 Jy ! Clean residual min=-0.000686 max=0.000810 Jy/beam ! Clean residual mean=0.000000 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.029277 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 29 components and 0.029277 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. ! ! Fit before self-cal, rms=0.026038Jy sigma=0.663752 ! Fit after self-cal, rms=0.026028Jy sigma=0.663619 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8915 x 2.721 at 3.66 degrees (North through East) ! Clean map min=-0.00078276 max=0.028461 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 HN 1.10 KP 0.94 ! LA 1.03 MK 0.97 NL 1.05 OV 1.05 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 0.97 KP 0.97 ! LA 0.98 MK 0.97 NL 1.07 OV 1.06 ! PT 0.98 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 0.98 KP 1.00 ! LA 0.99 MK 1.02 NL 1.08 OV 1.00 ! PT 0.98 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 0.92 KP 0.97 ! LA 0.98 MK 1.05 NL 1.06 OV 1.09 ! PT 0.97 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 0.99 KP 0.97 ! LA 1.05 MK 1.05 NL 1.05 OV 1.00 ! PT 0.98 SC 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 0.99 KP 0.95 ! LA 0.96 MK 0.94 NL 1.05 OV 1.10 ! PT 1.01 SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.97 KP 0.96 ! LA 0.98 MK 0.98 NL 1.06 OV 1.09 ! PT 0.96 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.06 HN 0.98 KP 0.93 ! LA 0.95 MK 0.98 NL 1.04 OV 1.07 ! PT 1.02 SC 1.04 ! ! ! Fit before self-cal, rms=0.026028Jy sigma=0.663619 ! Fit after self-cal, rms=0.026082Jy sigma=0.661911 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8953 mas, bmaj=2.7 mas, bpa=3.583 degrees ! Estimated noise=0.150903 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 = 2.0809e-05 Jy ! Component: 100 - total flux cleaned = 7.32205e-06 Jy ! Component: 150 - total flux cleaned = -2.2643e-05 Jy ! Component: 200 - total flux cleaned = -5.3957e-05 Jy ! Total flux subtracted in 200 components = -5.3957e-05 Jy ! Clean residual min=-0.000510 max=0.000486 Jy/beam ! Clean residual mean=0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.029223 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 51 components and 0.029223 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. ! ! Fit before self-cal, rms=0.026079Jy sigma=0.661816 ! Fit after self-cal, rms=0.026088Jy sigma=0.661739 ! 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. ! ! Fit before self-cal, rms=0.026088Jy sigma=0.661739 ! Fit after self-cal, rms=0.026096Jy sigma=0.661719 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8959 mas, bmaj=2.695 mas, bpa=3.564 degrees ! Estimated noise=0.150939 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.93866e-05 Jy ! Component: 100 - total flux cleaned = 2.95809e-05 Jy ! Component: 150 - total flux cleaned = 1.15636e-05 Jy ! Component: 200 - total flux cleaned = -8.0689e-07 Jy ! Total flux subtracted in 200 components = -8.0689e-07 Jy ! Clean residual min=-0.000509 max=0.000480 Jy/beam ! Clean residual mean=0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0292222 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 60 components and 0.0292222 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. ! ! Fit before self-cal, rms=0.026094Jy sigma=0.661670 ! Fit after self-cal, rms=0.026095Jy sigma=0.661668 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 = -1.16649e-05 Jy ! Component: 100 - total flux cleaned = -1.89972e-05 Jy ! Component: 150 - total flux cleaned = -1.55478e-05 Jy ! Component: 200 - total flux cleaned = -1.56015e-05 Jy ! Total flux subtracted in 200 components = -1.56015e-05 Jy ! Clean residual min=-0.000512 max=0.000472 Jy/beam ! Clean residual mean=0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0292066 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 70 components and 0.0292066 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. ! ! Fit before self-cal, rms=0.026094Jy sigma=0.661646 ! Fit after self-cal, rms=0.026094Jy sigma=0.661645 ! 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. ! ! Fit before self-cal, rms=0.026094Jy sigma=0.661645 ! Fit after self-cal, rms=0.026091Jy sigma=0.661636 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8965 mas, bmaj=2.691 mas, bpa=3.548 degrees ! Estimated noise=0.150929 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.62397e-05 Jy ! Component: 100 - total flux cleaned = 1.80853e-05 Jy ! Component: 150 - total flux cleaned = 8.20232e-06 Jy ! Component: 200 - total flux cleaned = 5.15679e-06 Jy ! Total flux subtracted in 200 components = 5.15679e-06 Jy ! Clean residual min=-0.000503 max=0.000471 Jy/beam ! Clean residual mean=0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0292118 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 78 components and 0.0292118 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. ! ! Fit before self-cal, rms=0.026090Jy sigma=0.661613 ! Fit after self-cal, rms=0.026091Jy sigma=0.661612 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.61387e-07 Jy ! Component: 100 - total flux cleaned = -1.94296e-06 Jy ! Component: 150 - total flux cleaned = -4.65094e-06 Jy ! Component: 200 - total flux cleaned = -7.21925e-06 Jy ! Total flux subtracted in 200 components = -7.21925e-06 Jy ! Clean residual min=-0.000503 max=0.000467 Jy/beam ! Clean residual mean=0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0292045 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 87 components and 0.0292045 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. ! ! Fit before self-cal, rms=0.026090Jy sigma=0.661599 ! Fit after self-cal, rms=0.026090Jy sigma=0.661598 ! 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. ! ! Fit before self-cal, rms=0.026090Jy sigma=0.661598 ! Fit after self-cal, rms=0.026081Jy sigma=0.661593 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.015 mas, bmaj=2.958 mas, bpa=2.155 degrees ! Estimated noise=0.190246 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.10414e-05 Jy ! Component: 100 - total flux cleaned = -2.77607e-05 Jy ! Component: 150 - total flux cleaned = -3.01408e-05 Jy ! Component: 200 - total flux cleaned = -3.84261e-05 Jy ! Total flux subtracted in 200 components = -3.84261e-05 Jy ! Clean residual min=-0.000470 max=0.000578 Jy/beam ! Clean residual mean=0.000000 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.0291661 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 93 components and 0.0291661 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. ! ! Fit before self-cal, rms=0.026081Jy sigma=0.661581 ! Fit after self-cal, rms=0.026081Jy sigma=0.661580 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 = -1.27242e-05 Jy ! Component: 100 - total flux cleaned = -2.14294e-05 Jy ! Component: 150 - total flux cleaned = -3.08216e-05 Jy ! Component: 200 - total flux cleaned = -3.59657e-05 Jy ! Total flux subtracted in 200 components = -3.59657e-05 Jy ! Clean residual min=-0.000471 max=0.000575 Jy/beam ! Clean residual mean=0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0291302 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 98 components and 0.0291302 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. ! ! Fit before self-cal, rms=0.026081Jy sigma=0.661576 ! Fit after self-cal, rms=0.026081Jy sigma=0.661573 ! 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=0.8971 mas, bmaj=2.688 mas, bpa=3.538 degrees ! Estimated noise=0.150886 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8971 x 2.688 at 3.538 degrees (North through East) ! Clean map min=-0.00046091 max=0.028555 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=0.658 mas, bmaj=2.628 mas, bpa=4.261 degrees ! Estimated noise=0.400554 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0219143 Jy ! Component: 100 - total flux cleaned = 0.0267116 Jy ! Component: 150 - total flux cleaned = 0.0280562 Jy ! Component: 200 - total flux cleaned = 0.0284944 Jy ! Total flux subtracted in 200 components = 0.0284944 Jy ! Clean residual min=-0.001480 max=0.001429 Jy/beam ! Clean residual mean=-0.000000 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.0284944 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0284944 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8971 mas, bmaj=2.688 mas, bpa=3.538 degrees ! Estimated noise=0.150886 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 = 0.00095732 Jy ! Component: 100 - total flux cleaned = 0.00118431 Jy ! Component: 150 - total flux cleaned = 0.00110011 Jy ! Component: 200 - total flux cleaned = 0.0010659 Jy ! Total flux subtracted in 200 components = 0.0010659 Jy ! Clean residual min=-0.000509 max=0.000450 Jy/beam ! Clean residual mean=0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0295603 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 32 components and 0.0295603 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=2.015 mas, bmaj=2.958 mas, bpa=2.155 degrees ! Estimated noise=0.190246 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.96301e-05 Jy ! Component: 100 - total flux cleaned = -0.000169377 Jy ! Component: 150 - total flux cleaned = -0.000235814 Jy ! Component: 200 - total flux cleaned = -0.000291564 Jy ! Total flux subtracted in 200 components = -0.000291564 Jy ! Clean residual min=-0.000481 max=0.000574 Jy/beam ! Clean residual mean=0.000000 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.0292687 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 = -4.71317e-05 Jy ! Component: 100 - total flux cleaned = -8.68346e-05 Jy ! Component: 150 - total flux cleaned = -0.00012086 Jy ! Component: 200 - total flux cleaned = -0.000132027 Jy ! Total flux subtracted in 200 components = -0.000132027 Jy ! Clean residual min=-0.000481 max=0.000571 Jy/beam ! Clean residual mean=0.000000 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.0291367 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 52 components and 0.0291367 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8971 mas, bmaj=2.688 mas, bpa=3.538 degrees ! Estimated noise=0.150886 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.06398e-05 Jy ! Component: 100 - total flux cleaned = 4.05368e-05 Jy ! Component: 150 - total flux cleaned = 3.51982e-05 Jy ! Component: 200 - total flux cleaned = 2.585e-05 Jy ! Total flux subtracted in 200 components = 2.585e-05 Jy ! Clean residual min=-0.000501 max=0.000444 Jy/beam ! Clean residual mean=0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0291625 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 71 components and 0.0291625 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. ! ! Fit before self-cal, rms=0.026082Jy sigma=0.661618 ! Fit after self-cal, rms=0.026082Jy sigma=0.661607 wmodel J0829+5108_X_map.mod ! Writing 71 model components to file: J0829+5108_X_map.mod wobs J0829+5108_X_uvs.fits ! Writing UV FITS file: J0829+5108_X_uvs.fits wwins J0829+5108_X_map.win ! wwins: Wrote 2 windows to J0829+5108_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 = -0.000107111 Jy ! Component: 100 - total flux cleaned = -0.000160797 Jy ! Component: 150 - total flux cleaned = -0.000225249 Jy ! Component: 200 - total flux cleaned = -0.000232091 Jy ! Component: 250 - total flux cleaned = -0.000245356 Jy ! Component: 300 - total flux cleaned = -0.000264495 Jy ! Component: 350 - total flux cleaned = -0.00028929 Jy ! Component: 400 - total flux cleaned = -0.000301356 Jy ! Component: 450 - total flux cleaned = -0.000331005 Jy ! Component: 500 - total flux cleaned = -0.000342523 Jy ! Component: 550 - total flux cleaned = -0.000353903 Jy ! Component: 600 - total flux cleaned = -0.000365008 Jy ! Component: 650 - total flux cleaned = -0.000354045 Jy ! Component: 700 - total flux cleaned = -0.000354198 Jy ! Component: 750 - total flux cleaned = -0.000370218 Jy ! Component: 800 - total flux cleaned = -0.000370234 Jy ! Component: 850 - total flux cleaned = -0.000360074 Jy ! Component: 900 - total flux cleaned = -0.000375252 Jy ! Component: 950 - total flux cleaned = -0.000375241 Jy ! Component: 1000 - total flux cleaned = -0.000365429 Jy ! Component: 1050 - total flux cleaned = -0.000346113 Jy ! Component: 1100 - total flux cleaned = -0.00032703 Jy ! Component: 1150 - total flux cleaned = -0.000322337 Jy ! Component: 1200 - total flux cleaned = -0.000303664 Jy ! Component: 1250 - total flux cleaned = -0.000285266 Jy ! Component: 1300 - total flux cleaned = -0.000267057 Jy ! Component: 1350 - total flux cleaned = -0.000253592 Jy ! Component: 1400 - total flux cleaned = -0.000240276 Jy ! Component: 1450 - total flux cleaned = -0.000222619 Jy ! Component: 1500 - total flux cleaned = -0.000205135 Jy ! Component: 1550 - total flux cleaned = -0.000179147 Jy ! Component: 1600 - total flux cleaned = -0.000166249 Jy ! Component: 1650 - total flux cleaned = -0.000132267 Jy ! Component: 1700 - total flux cleaned = -0.000111239 Jy ! Component: 1750 - total flux cleaned = -9.86982e-05 Jy ! Component: 1800 - total flux cleaned = -6.13749e-05 Jy ! Component: 1850 - total flux cleaned = -5.31634e-05 Jy ! Component: 1900 - total flux cleaned = -3.2715e-05 Jy ! Component: 1950 - total flux cleaned = -3.78543e-07 Jy ! Component: 2000 - total flux cleaned = -4.58398e-07 Jy ! Component: 2050 - total flux cleaned = 1.15111e-05 Jy ! Component: 2100 - total flux cleaned = 1.94034e-05 Jy ! Component: 2150 - total flux cleaned = 3.11695e-05 Jy ! Component: 2200 - total flux cleaned = 3.89705e-05 Jy ! Component: 2250 - total flux cleaned = 4.67474e-05 Jy ! Component: 2300 - total flux cleaned = 6.60118e-05 Jy ! Component: 2350 - total flux cleaned = 7.75013e-05 Jy ! Component: 2400 - total flux cleaned = 9.64683e-05 Jy ! Component: 2450 - total flux cleaned = 0.000100221 Jy ! Component: 2500 - total flux cleaned = 0.000107695 Jy ! Component: 2550 - total flux cleaned = 0.000115133 Jy ! Component: 2600 - total flux cleaned = 0.000129912 Jy ! Component: 2650 - total flux cleaned = 0.000118918 Jy ! Component: 2700 - total flux cleaned = 0.00013352 Jy ! Component: 2750 - total flux cleaned = 0.000147994 Jy ! Component: 2800 - total flux cleaned = 0.000147969 Jy ! Component: 2850 - total flux cleaned = 0.000158715 Jy ! Component: 2900 - total flux cleaned = 0.000162282 Jy ! Component: 2950 - total flux cleaned = 0.000165809 Jy ! Component: 3000 - total flux cleaned = 0.000179905 Jy ! Component: 3050 - total flux cleaned = 0.000169379 Jy ! Component: 3100 - total flux cleaned = 0.00017978 Jy ! Component: 3150 - total flux cleaned = 0.000183191 Jy ! Component: 3200 - total flux cleaned = 0.000193463 Jy ! Component: 3250 - total flux cleaned = 0.000179769 Jy ! Component: 3300 - total flux cleaned = 0.00018997 Jy ! Component: 3350 - total flux cleaned = 0.000193338 Jy ! Component: 3400 - total flux cleaned = 0.000186619 Jy ! Component: 3450 - total flux cleaned = 0.000199988 Jy ! Component: 3500 - total flux cleaned = 0.000206646 Jy ! Component: 3550 - total flux cleaned = 0.000206625 Jy ! Component: 3600 - total flux cleaned = 0.000206634 Jy ! Component: 3650 - total flux cleaned = 0.000206634 Jy ! Component: 3700 - total flux cleaned = 0.000206613 Jy ! Component: 3750 - total flux cleaned = 0.000206622 Jy ! Component: 3800 - total flux cleaned = 0.000203396 Jy ! Component: 3850 - total flux cleaned = 0.000216252 Jy ! Component: 3900 - total flux cleaned = 0.000213067 Jy ! Component: 3950 - total flux cleaned = 0.000203513 Jy ! Component: 4000 - total flux cleaned = 0.000203515 Jy ! Component: 4050 - total flux cleaned = 0.000197228 Jy ! Total flux subtracted in 4096 components = 0.00019408 Jy ! Clean residual min=-0.000223 max=0.000214 Jy/beam ! Clean residual mean=0.000000 rms=0.000056 Jy/beam ! Combined flux in latest and established models = 0.0293566 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 353 components and 0.0293566 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0829+5108_X_20180503_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8971 x 2.688 at 3.538 degrees (North through East) ! Clean map min=-0.00034943 max=0.028492 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0829+5108_X_20180503_map.fits wmodel /vlbi/bs262/maps//J0829+5108_X_20180503_map.mod ! Writing 353 model components to file: /vlbi/bs262/maps//J0829+5108_X_20180503_map.mod wobs /vlbi/bs262/maps//J0829+5108_X_20180503_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0829+5108_X_20180503_uvs.fits wwins /vlbi/bs262/maps//J0829+5108_X_20180503_map.win ! wwins: Wrote 3 windows to /vlbi/bs262/maps//J0829+5108_X_20180503_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.028492 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.53956e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.583275 0.583275 1.16655 2.3331 4.6662 9.3324 18.6648 37.3296 74.6592 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 514.336 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0829+5108_X_20180503_dfm.log closed on Mon Jun 4 23:27:26 2018