! Started logfile: /vlbi/sb072/temp_maps//J1754+3446_C_dfm.log on Sat Dec 15 22:30:42 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1754+3446_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1754+3446_C_uva.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1754+3446 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 8280 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1754+3446_C] 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 0.300x0.300 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=1.000061Jy sigma=40.718924 ! Fit after self-cal, rms=0.993394Jy sigma=40.445064 ! 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=1.313 mas, bmaj=4.213 mas, bpa=28.04 degrees ! Estimated noise=0.410496 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 = 0.00483911 Jy ! Component: 100 - total flux cleaned = 0.00627431 Jy ! Total flux subtracted in 100 components = 0.00627431 Jy ! Clean residual min=-0.001084 max=0.001273 Jy/beam ! Clean residual mean=0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.00627431 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.00627431 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=0.018389Jy sigma=0.646225 ! Fit after self-cal, rms=0.017159Jy sigma=0.581787 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00352631 Jy ! Component: 100 - total flux cleaned = 0.00473989 Jy ! Total flux subtracted in 100 components = 0.00473989 Jy ! Clean residual min=-0.001044 max=0.001041 Jy/beam ! Clean residual mean=-0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0110142 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.0110142 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=0.016513Jy sigma=0.546123 ! Fit after self-cal, rms=0.016513Jy sigma=0.546086 ! 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=1.784 mas, bmaj=4.512 mas, bpa=26.23 degrees ! Estimated noise=0.204913 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 = 0.000479279 Jy ! Component: 100 - total flux cleaned = 0.000568186 Jy ! Component: 150 - total flux cleaned = 0.000585845 Jy ! Component: 200 - total flux cleaned = 0.000600406 Jy ! Total flux subtracted in 200 components = 0.000600406 Jy ! Clean residual min=-0.000595 max=0.000546 Jy/beam ! Clean residual mean=-0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0116146 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 25 components and 0.0116146 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=0.016506Jy sigma=0.544988 ! Fit after self-cal, rms=0.016506Jy sigma=0.544963 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.784 x 4.512 at 26.23 degrees (North through East) ! Clean map min=-0.00057457 max=0.010631 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.16 HN 0.88 KP 1.12 ! LA 0.65 MK 1.04 NL 1.26 OV 1.10 ! PT 1.06 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.94 HN 0.81 KP 1.14 ! LA 0.68 MK 1.03 NL 1.48 OV 1.33 ! PT 0.98 SC 1.20 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.82 HN 0.82 KP 0.98 ! LA 0.86 MK 0.94 NL 0.96 OV 1.08 ! PT 0.96 SC 1.14 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.96 HN 0.95 KP 1.00 ! LA 0.97 MK 0.83 NL 1.27 OV 0.93 ! PT 0.89 SC 0.83 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.89 KP 1.11 ! LA 1.02 MK 1.16 NL 1.06 OV 1.00 ! PT 0.84 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.76 KP 0.89 ! LA 1.07 MK 1.04 NL 1.09 OV 1.09 ! PT 1.11 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.04 HN 0.90 KP 1.05 ! LA 1.10 MK 1.02 NL 1.12 OV 1.06 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.01 KP 1.03 ! LA 1.06 MK 1.04 NL 1.13 OV 1.11 ! PT 0.91 SC 0.97 ! ! ! Fit before self-cal, rms=0.016506Jy sigma=0.544963 ! Fit after self-cal, rms=0.016704Jy sigma=0.539763 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.769 mas, bmaj=4.517 mas, bpa=25.83 degrees ! Estimated noise=0.202395 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 = -6.81514e-05 Jy ! Component: 100 - total flux cleaned = -0.000104661 Jy ! Component: 150 - total flux cleaned = -0.000125275 Jy ! Component: 200 - total flux cleaned = -0.000136026 Jy ! Total flux subtracted in 200 components = -0.000136026 Jy ! Clean residual min=-0.000446 max=0.000432 Jy/beam ! Clean residual mean=-0.000001 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0114786 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 35 components and 0.0114786 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=0.016700Jy sigma=0.539659 ! Fit after self-cal, rms=0.016923Jy sigma=0.538920 ! 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=0.016923Jy sigma=0.538920 ! Fit after self-cal, rms=0.018348Jy sigma=0.538681 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.763 mas, bmaj=4.53 mas, bpa=25.74 degrees ! Estimated noise=0.203457 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.49945e-05 Jy ! Component: 100 - total flux cleaned = -8.2105e-05 Jy ! Component: 150 - total flux cleaned = -9.92606e-05 Jy ! Component: 200 - total flux cleaned = -9.91909e-05 Jy ! Total flux subtracted in 200 components = -9.91909e-05 Jy ! Clean residual min=-0.000436 max=0.000455 Jy/beam ! Clean residual mean=-0.000001 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.0113794 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 40 components and 0.0113794 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=0.018345Jy sigma=0.538622 ! Fit after self-cal, rms=0.018431Jy sigma=0.538548 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 (74.4, -60.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000189367 Jy ! Component: 100 - total flux cleaned = 0.000149206 Jy ! Component: 150 - total flux cleaned = 0.000123146 Jy ! Component: 200 - total flux cleaned = 0.000106537 Jy ! Total flux subtracted in 200 components = 0.000106537 Jy ! Clean residual min=-0.000431 max=0.000387 Jy/beam ! Clean residual mean=-0.000001 rms=0.000099 Jy/beam ! Combined flux in latest and established models = 0.0114859 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 59 components and 0.0114859 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=0.018418Jy sigma=0.538063 ! Fit after self-cal, rms=0.018414Jy sigma=0.537980 ! 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=0.018414Jy sigma=0.537980 ! Fit after self-cal, rms=0.019089Jy sigma=0.537905 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.758 mas, bmaj=4.539 mas, bpa=25.66 degrees ! Estimated noise=0.203039 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.45988e-05 Jy ! Component: 100 - total flux cleaned = 5.62713e-05 Jy ! Component: 150 - total flux cleaned = 2.56503e-05 Jy ! Component: 200 - total flux cleaned = 7.37759e-06 Jy ! Total flux subtracted in 200 components = 7.37759e-06 Jy ! Clean residual min=-0.000430 max=0.000389 Jy/beam ! Clean residual mean=-0.000001 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.0114933 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 66 components and 0.0114933 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=0.019083Jy sigma=0.537738 ! Fit after self-cal, rms=0.019130Jy sigma=0.537687 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 = -3.55034e-05 Jy ! Component: 100 - total flux cleaned = -5.87694e-05 Jy ! Component: 150 - total flux cleaned = -7.16834e-05 Jy ! Component: 200 - total flux cleaned = -7.97469e-05 Jy ! Total flux subtracted in 200 components = -7.97469e-05 Jy ! Clean residual min=-0.000432 max=0.000404 Jy/beam ! Clean residual mean=-0.000001 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.0114136 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 76 components and 0.0114136 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=0.019126Jy sigma=0.537612 ! Fit after self-cal, rms=0.019126Jy sigma=0.537602 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.019126Jy sigma=0.537602 ! Fit after self-cal, rms=0.019573Jy sigma=0.537576 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.627 mas, bmaj=5.447 mas, bpa=15.95 degrees ! Estimated noise=0.242614 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.32191e-05 Jy ! Component: 100 - total flux cleaned = -7.47311e-05 Jy ! Component: 150 - total flux cleaned = -8.74386e-05 Jy ! Component: 200 - total flux cleaned = -0.000105786 Jy ! Total flux subtracted in 200 components = -0.000105786 Jy ! Clean residual min=-0.000435 max=0.000378 Jy/beam ! Clean residual mean=-0.000001 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0113078 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 88 components and 0.0113078 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=0.019573Jy sigma=0.537587 ! Fit after self-cal, rms=0.019590Jy sigma=0.537576 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 = -2.05813e-05 Jy ! Component: 100 - total flux cleaned = -3.7923e-05 Jy ! Component: 150 - total flux cleaned = -4.76396e-05 Jy ! Component: 200 - total flux cleaned = -4.76579e-05 Jy ! Total flux subtracted in 200 components = -4.76579e-05 Jy ! Clean residual min=-0.000438 max=0.000377 Jy/beam ! Clean residual mean=-0.000001 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0112601 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 93 components and 0.0112601 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=0.019590Jy sigma=0.537586 ! Fit after self-cal, rms=0.019589Jy sigma=0.537584 ! 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=1.755 mas, bmaj=4.543 mas, bpa=25.61 degrees ! Estimated noise=0.202997 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.755 x 4.543 at 25.61 degrees (North through East) ! Clean map min=-0.00041524 max=0.010486 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=1.289 mas, bmaj=4.247 mas, bpa=27.75 degrees ! Estimated noise=0.396538 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00756908 Jy ! Component: 100 - total flux cleaned = 0.0097452 Jy ! Component: 150 - total flux cleaned = 0.0107595 Jy ! Component: 200 - total flux cleaned = 0.0109477 Jy ! Total flux subtracted in 200 components = 0.0109477 Jy ! Clean residual min=-0.000779 max=0.000748 Jy/beam ! Clean residual mean=-0.000001 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0109477 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0109477 Jy ! Inverting map and beam ! Estimated beam: bmin=1.755 mas, bmaj=4.543 mas, bpa=25.61 degrees ! Estimated noise=0.202997 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 = 0.000328156 Jy ! Component: 100 - total flux cleaned = 0.000420164 Jy ! Component: 150 - total flux cleaned = 0.000442918 Jy ! Component: 200 - total flux cleaned = 0.000434165 Jy ! Total flux subtracted in 200 components = 0.000434165 Jy ! Clean residual min=-0.000436 max=0.000417 Jy/beam ! Clean residual mean=-0.000001 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0113818 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 36 components and 0.0113818 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.627 mas, bmaj=5.447 mas, bpa=15.95 degrees ! Estimated noise=0.242614 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.39247e-05 Jy ! Component: 100 - total flux cleaned = -8.85026e-05 Jy ! Component: 150 - total flux cleaned = -8.44698e-05 Jy ! Component: 200 - total flux cleaned = -8.80614e-05 Jy ! Total flux subtracted in 200 components = -8.80614e-05 Jy ! Clean residual min=-0.000428 max=0.000380 Jy/beam ! Clean residual mean=-0.000001 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0112938 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 = 1.79879e-07 Jy ! Component: 100 - total flux cleaned = 1.17167e-07 Jy ! Component: 150 - total flux cleaned = 1.41657e-07 Jy ! Component: 200 - total flux cleaned = 2.86588e-06 Jy ! Total flux subtracted in 200 components = 2.86588e-06 Jy ! Clean residual min=-0.000431 max=0.000378 Jy/beam ! Clean residual mean=-0.000001 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0112967 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 74 components and 0.0112967 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.755 mas, bmaj=4.543 mas, bpa=25.61 degrees ! Estimated noise=0.202997 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.27904e-05 Jy ! Component: 100 - total flux cleaned = -6.45055e-06 Jy ! Component: 150 - total flux cleaned = 5.42627e-06 Jy ! Component: 200 - total flux cleaned = 1.65848e-05 Jy ! Total flux subtracted in 200 components = 1.65848e-05 Jy ! Clean residual min=-0.000445 max=0.000419 Jy/beam ! Clean residual mean=-0.000001 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.0113132 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 87 components and 0.0113132 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=0.019590Jy sigma=0.537885 ! Fit after self-cal, rms=0.019590Jy sigma=0.537834 wmodel J1754+3446_C_map.mod ! Writing 87 model components to file: J1754+3446_C_map.mod wobs J1754+3446_C_uvs.fits ! Writing UV FITS file: J1754+3446_C_uvs.fits wwins J1754+3446_C_map.win ! wwins: Wrote 2 windows to J1754+3446_C_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 = -3.41064e-05 Jy ! Component: 100 - total flux cleaned = -2.70212e-05 Jy ! Component: 150 - total flux cleaned = -5.35231e-05 Jy ! Component: 200 - total flux cleaned = -6.61806e-05 Jy ! Component: 250 - total flux cleaned = -7.84882e-05 Jy ! Component: 300 - total flux cleaned = -9.64e-05 Jy ! Component: 350 - total flux cleaned = -9.63534e-05 Jy ! Component: 400 - total flux cleaned = -0.000107709 Jy ! Component: 450 - total flux cleaned = -9.63598e-05 Jy ! Component: 500 - total flux cleaned = -9.08491e-05 Jy ! Component: 550 - total flux cleaned = -7.47655e-05 Jy ! Component: 600 - total flux cleaned = -7.47446e-05 Jy ! Component: 650 - total flux cleaned = -7.98862e-05 Jy ! Component: 700 - total flux cleaned = -8.99987e-05 Jy ! Component: 750 - total flux cleaned = -0.000100001 Jy ! Component: 800 - total flux cleaned = -0.000119807 Jy ! Component: 850 - total flux cleaned = -0.000139286 Jy ! Component: 900 - total flux cleaned = -0.000148937 Jy ! Component: 950 - total flux cleaned = -0.000167959 Jy ! Component: 1000 - total flux cleaned = -0.00016799 Jy ! Component: 1050 - total flux cleaned = -0.000177282 Jy ! Component: 1100 - total flux cleaned = -0.000195557 Jy ! Component: 1150 - total flux cleaned = -0.00020908 Jy ! Component: 1200 - total flux cleaned = -0.000213551 Jy ! Component: 1250 - total flux cleaned = -0.000231186 Jy ! Component: 1300 - total flux cleaned = -0.000235603 Jy ! Component: 1350 - total flux cleaned = -0.000231294 Jy ! Component: 1400 - total flux cleaned = -0.000244043 Jy ! Component: 1450 - total flux cleaned = -0.000244004 Jy ! Component: 1500 - total flux cleaned = -0.000252347 Jy ! Component: 1550 - total flux cleaned = -0.000248193 Jy ! Component: 1600 - total flux cleaned = -0.000256445 Jy ! Component: 1650 - total flux cleaned = -0.000260509 Jy ! Component: 1700 - total flux cleaned = -0.000280612 Jy ! Component: 1750 - total flux cleaned = -0.000288547 Jy ! Component: 1800 - total flux cleaned = -0.000284607 Jy ! Component: 1850 - total flux cleaned = -0.000292432 Jy ! Component: 1900 - total flux cleaned = -0.000288542 Jy ! Component: 1950 - total flux cleaned = -0.000284679 Jy ! Component: 2000 - total flux cleaned = -0.000292358 Jy ! Component: 2050 - total flux cleaned = -0.000303717 Jy ! Component: 2100 - total flux cleaned = -0.000303681 Jy ! Component: 2150 - total flux cleaned = -0.000303678 Jy ! Component: 2200 - total flux cleaned = -0.00031111 Jy ! Component: 2250 - total flux cleaned = -0.000311134 Jy ! Component: 2300 - total flux cleaned = -0.000314772 Jy ! Component: 2350 - total flux cleaned = -0.000325613 Jy ! Component: 2400 - total flux cleaned = -0.000311228 Jy ! Component: 2450 - total flux cleaned = -0.00032199 Jy ! Component: 2500 - total flux cleaned = -0.000329088 Jy ! Component: 2550 - total flux cleaned = -0.000318509 Jy ! Component: 2600 - total flux cleaned = -0.000315008 Jy ! Component: 2650 - total flux cleaned = -0.00031501 Jy ! Component: 2700 - total flux cleaned = -0.00031155 Jy ! Component: 2750 - total flux cleaned = -0.000304661 Jy ! Component: 2800 - total flux cleaned = -0.000308078 Jy ! Component: 2850 - total flux cleaned = -0.000294504 Jy ! Component: 2900 - total flux cleaned = -0.000297881 Jy ! Component: 2950 - total flux cleaned = -0.00028779 Jy ! Component: 3000 - total flux cleaned = -0.000287803 Jy ! Component: 3050 - total flux cleaned = -0.00028119 Jy ! Component: 3100 - total flux cleaned = -0.000294386 Jy ! Component: 3150 - total flux cleaned = -0.000281238 Jy ! Component: 3200 - total flux cleaned = -0.000271453 Jy ! Component: 3250 - total flux cleaned = -0.000271424 Jy ! Component: 3300 - total flux cleaned = -0.000261759 Jy ! Component: 3350 - total flux cleaned = -0.000258563 Jy ! Component: 3400 - total flux cleaned = -0.000252185 Jy ! Component: 3450 - total flux cleaned = -0.000248995 Jy ! Component: 3500 - total flux cleaned = -0.000248985 Jy ! Component: 3550 - total flux cleaned = -0.000233228 Jy ! Component: 3600 - total flux cleaned = -0.000233224 Jy ! Component: 3650 - total flux cleaned = -0.000223869 Jy ! Component: 3700 - total flux cleaned = -0.000211454 Jy ! Component: 3750 - total flux cleaned = -0.000205281 Jy ! Component: 3800 - total flux cleaned = -0.000208338 Jy ! Component: 3850 - total flux cleaned = -0.000177734 Jy ! Component: 3900 - total flux cleaned = -0.000162532 Jy ! Component: 3950 - total flux cleaned = -0.000171624 Jy ! Component: 4000 - total flux cleaned = -0.000165577 Jy ! Component: 4050 - total flux cleaned = -0.000147538 Jy ! Total flux subtracted in 4096 components = -0.000156526 Jy ! Clean residual min=-0.000198 max=0.000170 Jy/beam ! Clean residual mean=-0.000000 rms=0.000054 Jy/beam ! Combined flux in latest and established models = 0.0111567 Jy keep ! Adding 277 model components to the UV plane model. ! The established model now contains 364 components and 0.0111567 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1754+3446_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.755 x 4.543 at 25.61 degrees (North through East) ! Clean map min=-0.00032794 max=0.010425 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1754+3446_C_map.fits wmodel /vlbi/sb072/temp_maps//J1754+3446_C_map.mod ! Writing 364 model components to file: /vlbi/sb072/temp_maps//J1754+3446_C_map.mod wobs /vlbi/sb072/temp_maps//J1754+3446_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1754+3446_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1754+3446_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1754+3446_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0104246 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.33497e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.5353 1.5353 3.0706 6.14119 12.2824 24.5648 49.1295 98.2591 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.01 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 195.401 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1754+3446_C_dfm.log closed on Sat Dec 15 22:30:46 2018