! Started logfile: /vlbi/sb072/temp_maps//J1803+6548_C_dfm.log on Fri Jan 25 19:43:08 2019 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//J1803+6548_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1803+6548_C_uva.fits ! AN table 1: 19 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1803+6548 ! ! 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 6840 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 J1803+6548_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=1.000333Jy sigma=48.645466 ! Fit after self-cal, rms=0.995347Jy sigma=48.410396 ! 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=1.176 mas, bmaj=5.472 mas, bpa=-19.11 degrees ! Estimated noise=0.341204 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 = 0.00366997 Jy ! Component: 100 - total flux cleaned = 0.00399673 Jy ! Total flux subtracted in 100 components = 0.00399673 Jy ! Clean residual min=-0.000971 max=0.001011 Jy/beam ! Clean residual mean=0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.00399673 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.00399673 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=0.016265Jy sigma=0.748724 ! Fit after self-cal, rms=0.015145Jy sigma=0.692928 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00341538 Jy ! Component: 100 - total flux cleaned = 0.00385769 Jy ! Total flux subtracted in 100 components = 0.00385769 Jy ! Clean residual min=-0.000908 max=0.000956 Jy/beam ! Clean residual mean=0.000000 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.00785442 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.00785442 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=0.014421Jy sigma=0.658891 ! Fit after self-cal, rms=0.014414Jy sigma=0.658682 ! 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=1.587 mas, bmaj=5.313 mas, bpa=-19.86 degrees ! Estimated noise=0.178704 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 = 0.00082187 Jy ! Component: 100 - total flux cleaned = 0.00137489 Jy ! Component: 150 - total flux cleaned = 0.00176598 Jy ! Component: 200 - total flux cleaned = 0.00205212 Jy ! Total flux subtracted in 200 components = 0.00205212 Jy ! Clean residual min=-0.000541 max=0.000652 Jy/beam ! Clean residual mean=-0.000000 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.00990654 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 27 components and 0.00990654 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=0.014351Jy sigma=0.656133 ! Fit after self-cal, rms=0.014340Jy sigma=0.655672 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.587 x 5.313 at -19.86 degrees (North through East) ! Clean map min=-0.00054486 max=0.0087437 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.33 FD 1.11 HN 1.11 KP 0.94 ! LA 1.05 MK 0.92 NL 1.12 OV 1.22 ! PT 1.10 SC 1.25 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.93 HN 1.09 KP 1.10 ! LA 1.17 MK 1.03 NL 1.21 OV 0.90 ! PT 0.97 SC 1.13 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.32 FD 0.92 HN 0.93 KP 0.95 ! LA 1.17 MK 0.95 NL 0.95 OV 1.20 ! PT 1.23 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.05 HN 1.01 KP 0.84 ! LA 1.03 MK 0.95 NL 1.08 OV 0.74 ! PT 0.80 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.78 HN 0.83 KP 0.93 ! LA 1.17 MK 0.95 NL 1.02 OV 0.89 ! PT 0.81 SC 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.78 HN 1.10 KP 0.77 ! LA 1.15 MK 1.20 NL 0.98 OV 1.05 ! PT 0.91 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.80 HN 0.95 KP 0.78 ! LA 1.21 MK 1.05 NL 0.92 OV 0.93 ! PT 0.85 SC 1.25 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.82 HN 1.07 KP 0.96 ! LA 1.06 MK 0.94 NL 0.98 OV 0.94 ! PT 0.83 SC 0.91 ! ! ! Fit before self-cal, rms=0.014340Jy sigma=0.655672 ! Fit after self-cal, rms=0.014122Jy sigma=0.649748 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.595 mas, bmaj=5.303 mas, bpa=-20.06 degrees ! Estimated noise=0.175859 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 = 1.8937e-05 Jy ! Component: 100 - total flux cleaned = 5.89251e-05 Jy ! Component: 150 - total flux cleaned = 7.35782e-05 Jy ! Component: 200 - total flux cleaned = 8.2218e-05 Jy ! Total flux subtracted in 200 components = 8.2218e-05 Jy ! Clean residual min=-0.000420 max=0.000486 Jy/beam ! Clean residual mean=-0.000000 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.00998876 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 36 components and 0.00998876 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=0.014116Jy sigma=0.649483 ! Fit after self-cal, rms=0.014150Jy sigma=0.648276 ! 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=0.014150Jy sigma=0.648276 ! Fit after self-cal, rms=0.014358Jy sigma=0.648098 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.598 mas, bmaj=5.304 mas, bpa=-20.16 degrees ! Estimated noise=0.175756 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.53715e-06 Jy ! Component: 100 - total flux cleaned = 2.65568e-05 Jy ! Component: 150 - total flux cleaned = 2.59851e-05 Jy ! Component: 200 - total flux cleaned = 2.58253e-05 Jy ! Total flux subtracted in 200 components = 2.58253e-05 Jy ! Clean residual min=-0.000418 max=0.000491 Jy/beam ! Clean residual mean=-0.000000 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.0100146 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 40 components and 0.0100146 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=0.014353Jy sigma=0.647901 ! Fit after self-cal, rms=0.014367Jy sigma=0.647801 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 (-42, 26.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000211178 Jy ! Component: 100 - total flux cleaned = 0.000152159 Jy ! Component: 150 - total flux cleaned = 0.000159621 Jy ! Component: 200 - total flux cleaned = 0.000152139 Jy ! Total flux subtracted in 200 components = 0.000152139 Jy ! Clean residual min=-0.000422 max=0.000406 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0101667 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 64 components and 0.0101667 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=0.014350Jy sigma=0.647125 ! Fit after self-cal, rms=0.014342Jy sigma=0.646860 ! 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=0.014342Jy sigma=0.646860 ! Fit after self-cal, rms=0.014356Jy sigma=0.646810 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.6 mas, bmaj=5.305 mas, bpa=-20.27 degrees ! Estimated noise=0.17539 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.68214e-05 Jy ! Component: 100 - total flux cleaned = 3.28163e-05 Jy ! Component: 150 - total flux cleaned = 3.31355e-05 Jy ! Component: 200 - total flux cleaned = 4.60687e-05 Jy ! Total flux subtracted in 200 components = 4.60687e-05 Jy ! Clean residual min=-0.000445 max=0.000401 Jy/beam ! Clean residual mean=-0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0102128 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 70 components and 0.0102128 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=0.014346Jy sigma=0.646413 ! Fit after self-cal, rms=0.014341Jy sigma=0.646203 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 = 9.72788e-05 Jy ! Component: 100 - total flux cleaned = 9.76994e-05 Jy ! Component: 150 - total flux cleaned = 0.000103802 Jy ! Component: 200 - total flux cleaned = 0.000103672 Jy ! Total flux subtracted in 200 components = 0.000103672 Jy ! Clean residual min=-0.000444 max=0.000407 Jy/beam ! Clean residual mean=-0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0103165 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 77 components and 0.0103165 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=0.014334Jy sigma=0.645923 ! Fit after self-cal, rms=0.014333Jy sigma=0.645880 ! 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=0.014333Jy sigma=0.645880 ! Fit after self-cal, rms=0.014332Jy sigma=0.645841 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.562 mas, bmaj=5.755 mas, bpa=-26.26 degrees ! Estimated noise=0.213981 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.56733e-05 Jy ! Component: 100 - total flux cleaned = -3.39959e-05 Jy ! Component: 150 - total flux cleaned = -3.77716e-05 Jy ! Component: 200 - total flux cleaned = -3.42447e-05 Jy ! Total flux subtracted in 200 components = -3.42447e-05 Jy ! Clean residual min=-0.000483 max=0.000459 Jy/beam ! Clean residual mean=-0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0102822 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 95 components and 0.0102822 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=0.014330Jy sigma=0.645772 ! Fit after self-cal, rms=0.014331Jy sigma=0.645750 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 = -2.61228e-05 Jy ! Component: 100 - total flux cleaned = -2.97899e-05 Jy ! Component: 150 - total flux cleaned = -2.30757e-05 Jy ! Component: 200 - total flux cleaned = -1.35697e-05 Jy ! Total flux subtracted in 200 components = -1.35697e-05 Jy ! Clean residual min=-0.000478 max=0.000459 Jy/beam ! Clean residual mean=-0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0102686 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 105 components and 0.0102686 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=0.014330Jy sigma=0.645706 ! Fit after self-cal, rms=0.014329Jy sigma=0.645695 ! 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=1.601 mas, bmaj=5.301 mas, bpa=-20.35 degrees ! Estimated noise=0.175165 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.601 x 5.301 at -20.35 degrees (North through East) ! Clean map min=-0.00046734 max=0.0085764 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=1.176 mas, bmaj=5.414 mas, bpa=-19.43 degrees ! Estimated noise=0.336179 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00648107 Jy ! Component: 100 - total flux cleaned = 0.00737602 Jy ! Component: 150 - total flux cleaned = 0.00774811 Jy ! Component: 200 - total flux cleaned = 0.00800851 Jy ! Total flux subtracted in 200 components = 0.00800851 Jy ! Clean residual min=-0.000899 max=0.000944 Jy/beam ! Clean residual mean=0.000000 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.00800851 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.00800851 Jy ! Inverting map and beam ! Estimated beam: bmin=1.601 mas, bmaj=5.301 mas, bpa=-20.35 degrees ! Estimated noise=0.175165 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 = 0.000918285 Jy ! Component: 100 - total flux cleaned = 0.00139728 Jy ! Component: 150 - total flux cleaned = 0.00156996 Jy ! Component: 200 - total flux cleaned = 0.00167174 Jy ! Total flux subtracted in 200 components = 0.00167174 Jy ! Clean residual min=-0.000502 max=0.000458 Jy/beam ! Clean residual mean=-0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.00968025 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 40 components and 0.00968025 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=3.562 mas, bmaj=5.755 mas, bpa=-26.26 degrees ! Estimated noise=0.213981 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000256021 Jy ! Component: 100 - total flux cleaned = 0.000324127 Jy ! Component: 150 - total flux cleaned = 0.000365467 Jy ! Component: 200 - total flux cleaned = 0.000406806 Jy ! Total flux subtracted in 200 components = 0.000406806 Jy ! Clean residual min=-0.000496 max=0.000443 Jy/beam ! Clean residual mean=-0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.0100871 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 = 1.59533e-05 Jy ! Component: 100 - total flux cleaned = 4.03052e-05 Jy ! Component: 150 - total flux cleaned = 5.34919e-05 Jy ! Component: 200 - total flux cleaned = 7.00248e-05 Jy ! Total flux subtracted in 200 components = 7.00248e-05 Jy ! Clean residual min=-0.000480 max=0.000448 Jy/beam ! Clean residual mean=-0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0101571 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 79 components and 0.0101571 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.601 mas, bmaj=5.301 mas, bpa=-20.35 degrees ! Estimated noise=0.175165 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.55981e-05 Jy ! Component: 100 - total flux cleaned = 2.56932e-05 Jy ! Component: 150 - total flux cleaned = 2.59522e-05 Jy ! Component: 200 - total flux cleaned = 3.30853e-05 Jy ! Total flux subtracted in 200 components = 3.30853e-05 Jy ! Clean residual min=-0.000456 max=0.000405 Jy/beam ! Clean residual mean=-0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0101902 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 100 components and 0.0101902 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=0.014333Jy sigma=0.645875 ! Fit after self-cal, rms=0.014334Jy sigma=0.645774 wmodel J1803+6548_C_map.mod ! Writing 100 model components to file: J1803+6548_C_map.mod wobs J1803+6548_C_uvs.fits ! Writing UV FITS file: J1803+6548_C_uvs.fits wwins J1803+6548_C_map.win ! wwins: Wrote 2 windows to J1803+6548_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 = -1.96773e-05 Jy ! Component: 100 - total flux cleaned = -3.36942e-05 Jy ! Component: 150 - total flux cleaned = -2.71902e-05 Jy ! Component: 200 - total flux cleaned = -2.71665e-05 Jy ! Component: 250 - total flux cleaned = -1.49547e-05 Jy ! Component: 300 - total flux cleaned = 2.76101e-06 Jy ! Component: 350 - total flux cleaned = 1.40874e-05 Jy ! Component: 400 - total flux cleaned = 4.14165e-05 Jy ! Component: 450 - total flux cleaned = 5.757e-05 Jy ! Component: 500 - total flux cleaned = 8.40789e-05 Jy ! Component: 550 - total flux cleaned = 0.000110142 Jy ! Component: 600 - total flux cleaned = 0.000135711 Jy ! Component: 650 - total flux cleaned = 0.000145704 Jy ! Component: 700 - total flux cleaned = 0.000160602 Jy ! Component: 750 - total flux cleaned = 0.000180165 Jy ! Component: 800 - total flux cleaned = 0.000213919 Jy ! Component: 850 - total flux cleaned = 0.000232854 Jy ! Component: 900 - total flux cleaned = 0.000246883 Jy ! Component: 950 - total flux cleaned = 0.000274617 Jy ! Component: 1000 - total flux cleaned = 0.000292844 Jy ! Component: 1050 - total flux cleaned = 0.00029739 Jy ! Component: 1100 - total flux cleaned = 0.000315221 Jy ! Component: 1150 - total flux cleaned = 0.000310866 Jy ! Component: 1200 - total flux cleaned = 0.000328309 Jy ! Component: 1250 - total flux cleaned = 0.000341193 Jy ! Component: 1300 - total flux cleaned = 0.000332678 Jy ! Component: 1350 - total flux cleaned = 0.000341114 Jy ! Component: 1400 - total flux cleaned = 0.000345256 Jy ! Component: 1450 - total flux cleaned = 0.000341122 Jy ! Component: 1500 - total flux cleaned = 0.000357504 Jy ! Component: 1550 - total flux cleaned = 0.00035753 Jy ! Component: 1600 - total flux cleaned = 0.000365581 Jy ! Component: 1650 - total flux cleaned = 0.000365602 Jy ! Component: 1700 - total flux cleaned = 0.00036167 Jy ! Component: 1750 - total flux cleaned = 0.000361674 Jy ! Component: 1800 - total flux cleaned = 0.000350059 Jy ! Component: 1850 - total flux cleaned = 0.00034623 Jy ! Component: 1900 - total flux cleaned = 0.000327125 Jy ! Component: 1950 - total flux cleaned = 0.00032336 Jy ! Component: 2000 - total flux cleaned = 0.000319581 Jy ! Component: 2050 - total flux cleaned = 0.000308384 Jy ! Component: 2100 - total flux cleaned = 0.000293569 Jy ! Component: 2150 - total flux cleaned = 0.000300907 Jy ! Component: 2200 - total flux cleaned = 0.000286251 Jy ! Component: 2250 - total flux cleaned = 0.000282601 Jy ! Component: 2300 - total flux cleaned = 0.00026458 Jy ! Component: 2350 - total flux cleaned = 0.00026816 Jy ! Component: 2400 - total flux cleaned = 0.000250305 Jy ! Component: 2450 - total flux cleaned = 0.000253856 Jy ! Component: 2500 - total flux cleaned = 0.000246807 Jy ! Component: 2550 - total flux cleaned = 0.000250325 Jy ! Component: 2600 - total flux cleaned = 0.000243313 Jy ! Component: 2650 - total flux cleaned = 0.000243325 Jy ! Component: 2700 - total flux cleaned = 0.000243303 Jy ! Component: 2750 - total flux cleaned = 0.00023303 Jy ! Component: 2800 - total flux cleaned = 0.000239829 Jy ! Component: 2850 - total flux cleaned = 0.000226277 Jy ! Component: 2900 - total flux cleaned = 0.000232994 Jy ! Component: 2950 - total flux cleaned = 0.000226303 Jy ! Component: 3000 - total flux cleaned = 0.000222974 Jy ! Component: 3050 - total flux cleaned = 0.000222982 Jy ! Component: 3100 - total flux cleaned = 0.000222957 Jy ! Component: 3150 - total flux cleaned = 0.000196736 Jy ! Component: 3200 - total flux cleaned = 0.000193469 Jy ! Component: 3250 - total flux cleaned = 0.000196774 Jy ! Component: 3300 - total flux cleaned = 0.000183856 Jy ! Component: 3350 - total flux cleaned = 0.000190298 Jy ! Component: 3400 - total flux cleaned = 0.0001807 Jy ! Component: 3450 - total flux cleaned = 0.00018071 Jy ! Component: 3500 - total flux cleaned = 0.000174355 Jy ! Component: 3550 - total flux cleaned = 0.000174387 Jy ! Component: 3600 - total flux cleaned = 0.00016496 Jy ! Component: 3650 - total flux cleaned = 0.000164932 Jy ! Component: 3700 - total flux cleaned = 0.00016495 Jy ! Component: 3750 - total flux cleaned = 0.000161845 Jy ! Component: 3800 - total flux cleaned = 0.000155681 Jy ! Component: 3850 - total flux cleaned = 0.000146461 Jy ! Component: 3900 - total flux cleaned = 0.000140379 Jy ! Component: 3950 - total flux cleaned = 0.000134291 Jy ! Component: 4000 - total flux cleaned = 0.000140337 Jy ! Component: 4050 - total flux cleaned = 0.000137321 Jy ! Total flux subtracted in 4096 components = 0.000125339 Jy ! Clean residual min=-0.000174 max=0.000168 Jy/beam ! Clean residual mean=-0.000000 rms=0.000055 Jy/beam ! Combined flux in latest and established models = 0.0103155 Jy keep ! Adding 280 model components to the UV plane model. ! The established model now contains 380 components and 0.0103155 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1803+6548_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.601 x 5.301 at -20.35 degrees (North through East) ! Clean map min=-0.00032553 max=0.0084574 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1803+6548_C_map.fits wmodel /vlbi/sb072/temp_maps//J1803+6548_C_map.mod ! Writing 380 model components to file: /vlbi/sb072/temp_maps//J1803+6548_C_map.mod wobs /vlbi/sb072/temp_maps//J1803+6548_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1803+6548_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1803+6548_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1803+6548_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00845743 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.44665e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.93202 1.93202 3.86404 7.72809 15.4562 30.9124 61.8247 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.008 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 155.277 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1803+6548_C_dfm.log closed on Fri Jan 25 19:43:12 2019