! Started logfile: /vlbi/sb072/temp_maps//J1808+4542_X_dfm.log on Fri Jan 25 19:43:24 2019 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/sb072/temp_maps//J1808+4542_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1808+4542_X_uva.fits ! AN table 1: 7 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1808+4542 ! ! 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 2520 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 J1808+4542_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=1.227441Jy sigma=44.156294 ! Fit after self-cal, rms=0.344823Jy sigma=12.967647 ! 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=0.716 mas, bmaj=2.707 mas, bpa=-24.41 degrees ! Estimated noise=0.629411 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 = 0.502078 Jy ! Component: 100 - total flux cleaned = 0.615807 Jy ! Total flux subtracted in 100 components = 0.615807 Jy ! Clean residual min=-0.025380 max=0.041215 Jy/beam ! Clean residual mean=-0.000028 rms=0.005152 Jy/beam ! Combined flux in latest and established models = 0.615807 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.615807 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=0.109047Jy sigma=3.556611 ! Fit after self-cal, rms=0.109044Jy sigma=3.556474 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0445915 Jy ! Component: 100 - total flux cleaned = 0.056967 Jy ! Total flux subtracted in 100 components = 0.056967 Jy ! Clean residual min=-0.020988 max=0.026480 Jy/beam ! Clean residual mean=-0.000007 rms=0.004086 Jy/beam ! Combined flux in latest and established models = 0.672774 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.672774 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=0.085504Jy sigma=2.901360 ! Fit after self-cal, rms=0.085496Jy sigma=2.901157 ! Inverting map ! Added new window around map position (8.6, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0243308 Jy ! Component: 100 - total flux cleaned = 0.0324832 Jy ! Total flux subtracted in 100 components = 0.0324832 Jy ! Clean residual min=-0.019757 max=0.022239 Jy/beam ! Clean residual mean=-0.000003 rms=0.003589 Jy/beam ! Combined flux in latest and established models = 0.705257 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.705257 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=0.076928Jy sigma=2.625888 ! Fit after self-cal, rms=0.076713Jy sigma=2.619885 ! 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=0.9288 mas, bmaj=2.738 mas, bpa=-24.46 degrees ! Estimated noise=0.416392 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 = 0.0171255 Jy ! Component: 100 - total flux cleaned = 0.0233767 Jy ! Component: 150 - total flux cleaned = 0.0272264 Jy ! Component: 200 - total flux cleaned = 0.0291878 Jy ! Total flux subtracted in 200 components = 0.0291878 Jy ! Clean residual min=-0.019125 max=0.018932 Jy/beam ! Clean residual mean=0.000002 rms=0.003753 Jy/beam ! Combined flux in latest and established models = 0.734445 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 31 components and 0.734445 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=0.071305Jy sigma=2.409042 ! Fit after self-cal, rms=0.071174Jy sigma=2.404389 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9288 x 2.738 at -24.46 degrees (North through East) ! Clean map min=-0.018498 max=0.64999 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.08 HN 0.91 KP 0.99 ! LA 1.01 MK 1.01 NL 1.08 OV 0.91 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.07 HN 0.90 KP 0.97 ! LA 0.97 MK 1.01 NL 1.04 OV 0.93 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.05 HN 0.95 KP 1.03 ! LA 1.02 MK 1.02 NL 1.10 OV 0.99 ! PT 1.00 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.06 HN 0.92 KP 0.99 ! LA 1.00 MK 1.02 NL 1.05 OV 0.95 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.10 HN 0.96 KP 1.04 ! LA 1.01 MK 1.07 NL 1.10 OV 0.97 ! PT 0.99 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.09 HN 1.01 KP 1.07 ! LA 1.04 MK 1.04 NL 1.13 OV 0.99 ! PT 1.00 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.08 HN 0.96 KP 1.03 ! LA 1.03 MK 1.06 NL 1.08 OV 0.95 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.12 HN 0.94 KP 0.99 ! LA 1.02 MK 1.02 NL 1.06 OV 0.93 ! PT 0.96 SC 0.99 ! ! ! Fit before self-cal, rms=0.071174Jy sigma=2.404389 ! Fit after self-cal, rms=0.039680Jy sigma=1.181826 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.934 mas, bmaj=2.7 mas, bpa=-24.47 degrees ! Estimated noise=0.417456 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 = -0.00268596 Jy ! Component: 100 - total flux cleaned = -0.00180547 Jy ! Component: 150 - total flux cleaned = -0.0031294 Jy ! Component: 200 - total flux cleaned = -0.00343748 Jy ! Total flux subtracted in 200 components = -0.00343748 Jy ! Clean residual min=-0.007192 max=0.005950 Jy/beam ! Clean residual mean=0.000002 rms=0.001268 Jy/beam ! Combined flux in latest and established models = 0.731008 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 51 components and 0.731008 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=0.035440Jy sigma=1.007838 ! Fit after self-cal, rms=0.035301Jy sigma=1.001134 ! 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=0.035301Jy sigma=1.001134 ! Fit after self-cal, rms=0.034415Jy sigma=0.965771 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9344 mas, bmaj=2.694 mas, bpa=-24.52 degrees ! Estimated noise=0.417806 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00156167 Jy ! Component: 100 - total flux cleaned = -0.00172732 Jy ! Component: 150 - total flux cleaned = -0.00186412 Jy ! Component: 200 - total flux cleaned = -0.00222573 Jy ! Total flux subtracted in 200 components = -0.00222573 Jy ! Clean residual min=-0.005784 max=0.004609 Jy/beam ! Clean residual mean=0.000001 rms=0.000991 Jy/beam ! Combined flux in latest and established models = 0.728782 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 60 components and 0.728782 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=0.032725Jy sigma=0.896820 ! Fit after self-cal, rms=0.032698Jy sigma=0.894985 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 = -0.000693978 Jy ! Component: 100 - total flux cleaned = -0.00106501 Jy ! Component: 150 - total flux cleaned = -0.00123014 Jy ! Component: 200 - total flux cleaned = -0.00138631 Jy ! Total flux subtracted in 200 components = -0.00138631 Jy ! Clean residual min=-0.005180 max=0.004389 Jy/beam ! Clean residual mean=0.000001 rms=0.000935 Jy/beam ! Combined flux in latest and established models = 0.727395 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 71 components and 0.727395 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=0.032213Jy sigma=0.877009 ! Fit after self-cal, rms=0.032214Jy sigma=0.876809 ! 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=0.032214Jy sigma=0.876809 ! Fit after self-cal, rms=0.031686Jy sigma=0.850770 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9346 mas, bmaj=2.692 mas, bpa=-24.59 degrees ! Estimated noise=0.418232 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00152414 Jy ! Component: 100 - total flux cleaned = -0.00164974 Jy ! Component: 150 - total flux cleaned = -0.00183141 Jy ! Component: 200 - total flux cleaned = -0.00183071 Jy ! Total flux subtracted in 200 components = -0.00183071 Jy ! Clean residual min=-0.004296 max=0.003756 Jy/beam ! Clean residual mean=0.000001 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.725565 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 75 components and 0.725564 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=0.030887Jy sigma=0.819014 ! Fit after self-cal, rms=0.030874Jy sigma=0.818078 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 = -0.000562459 Jy ! Component: 100 - total flux cleaned = -0.00082554 Jy ! Component: 150 - total flux cleaned = -0.00112422 Jy ! Component: 200 - total flux cleaned = -0.00128654 Jy ! Total flux subtracted in 200 components = -0.00128654 Jy ! Clean residual min=-0.003915 max=0.003625 Jy/beam ! Clean residual mean=0.000000 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.724278 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 78 components and 0.724278 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=0.030607Jy sigma=0.808596 ! Fit after self-cal, rms=0.030606Jy sigma=0.808458 ! 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=0.030606Jy sigma=0.808458 ! Fit after self-cal, rms=0.030376Jy sigma=0.795473 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.056 mas, bmaj=2.933 mas, bpa=-26.28 degrees ! Estimated noise=0.51377 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00179065 Jy ! Component: 100 - total flux cleaned = -0.0018782 Jy ! Component: 150 - total flux cleaned = -0.00175464 Jy ! Component: 200 - total flux cleaned = -0.0017539 Jy ! Total flux subtracted in 200 components = -0.0017539 Jy ! Clean residual min=-0.003348 max=0.003053 Jy/beam ! Clean residual mean=0.000001 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 0.722524 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 86 components and 0.722524 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=0.030092Jy sigma=0.783954 ! Fit after self-cal, rms=0.030077Jy sigma=0.782982 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 = 7.78604e-05 Jy ! Component: 100 - total flux cleaned = 7.7446e-05 Jy ! Component: 150 - total flux cleaned = 7.72938e-05 Jy ! Component: 200 - total flux cleaned = 7.47729e-05 Jy ! Total flux subtracted in 200 components = 7.47729e-05 Jy ! Clean residual min=-0.003293 max=0.003036 Jy/beam ! Clean residual mean=0.000001 rms=0.000780 Jy/beam ! Combined flux in latest and established models = 0.722599 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 95 components and 0.722599 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=0.030048Jy sigma=0.781966 ! Fit after self-cal, rms=0.030048Jy sigma=0.781840 ! 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=0.9345 mas, bmaj=2.691 mas, bpa=-24.64 degrees ! Estimated noise=0.41846 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9345 x 2.691 at -24.64 degrees (North through East) ! Clean map min=-0.0030815 max=0.65621 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 ! Performing amp+phase self-cal ! ! 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=0.030048Jy sigma=0.781840 ! Fit after self-cal, rms=0.028020Jy sigma=0.722416 ! Inverting map and beam ! Estimated beam: bmin=0.9339 mas, bmaj=2.69 mas, bpa=-24.63 degrees ! Estimated noise=0.418249 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000579314 Jy ! Component: 100 - total flux cleaned = -0.000855062 Jy ! Component: 150 - total flux cleaned = -0.000968093 Jy ! Component: 200 - total flux cleaned = -0.00112665 Jy ! Total flux subtracted in 200 components = -0.00112665 Jy ! Clean residual min=-0.002775 max=0.002976 Jy/beam ! Clean residual mean=0.000001 rms=0.000573 Jy/beam ! Combined flux in latest and established models = 0.721472 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 103 components and 0.721472 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=0.027678Jy sigma=0.708220 ! Fit after self-cal, rms=0.027674Jy sigma=0.707788 ! Inverting map ! Added new window around map position (2.6, -12.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00280003 Jy ! Component: 100 - total flux cleaned = 0.00338598 Jy ! Component: 150 - total flux cleaned = 0.0036399 Jy ! Component: 200 - total flux cleaned = 0.00358951 Jy ! Total flux subtracted in 200 components = 0.00358951 Jy ! Clean residual min=-0.002441 max=0.002366 Jy/beam ! Clean residual mean=0.000001 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.725061 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 118 components and 0.725062 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=0.027226Jy sigma=0.690363 ! Fit after self-cal, rms=0.027222Jy sigma=0.689917 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.027222Jy sigma=0.689917 ! Fit after self-cal, rms=0.027155Jy sigma=0.686973 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=0.722 mas, bmaj=2.653 mas, bpa=-24.73 degrees ! Estimated noise=0.630313 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.502794 Jy ! Component: 100 - total flux cleaned = 0.615461 Jy ! Component: 150 - total flux cleaned = 0.659425 Jy ! Component: 200 - total flux cleaned = 0.682061 Jy ! Total flux subtracted in 200 components = 0.682061 Jy ! Clean residual min=-0.010611 max=0.010693 Jy/beam ! Clean residual mean=-0.000010 rms=0.001463 Jy/beam ! Combined flux in latest and established models = 0.682061 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.682061 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9337 mas, bmaj=2.69 mas, bpa=-24.66 degrees ! Estimated noise=0.418215 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 = 0.0130545 Jy ! Component: 100 - total flux cleaned = 0.0207069 Jy ! Component: 150 - total flux cleaned = 0.0258213 Jy ! Component: 200 - total flux cleaned = 0.0278046 Jy ! Total flux subtracted in 200 components = 0.0278046 Jy ! Clean residual min=-0.003957 max=0.003621 Jy/beam ! Clean residual mean=-0.000005 rms=0.000726 Jy/beam ! Combined flux in latest and established models = 0.709866 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 38 components and 0.709866 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=2.055 mas, bmaj=2.931 mas, bpa=-26.29 degrees ! Estimated noise=0.513927 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00388815 Jy ! Component: 100 - total flux cleaned = 0.00653066 Jy ! Component: 150 - total flux cleaned = 0.00819691 Jy ! Component: 200 - total flux cleaned = 0.00940014 Jy ! Total flux subtracted in 200 components = 0.00940014 Jy ! Clean residual min=-0.002457 max=0.002497 Jy/beam ! Clean residual mean=-0.000003 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.719266 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) ! Added new window around map position (-6.8, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100336 Jy ! Component: 100 - total flux cleaned = 0.00174899 Jy ! Component: 150 - total flux cleaned = 0.00227052 Jy ! Component: 200 - total flux cleaned = 0.00276374 Jy ! Total flux subtracted in 200 components = 0.00276374 Jy ! Clean residual min=-0.001903 max=0.001664 Jy/beam ! Clean residual mean=-0.000001 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.72203 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 80 components and 0.72203 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9337 mas, bmaj=2.69 mas, bpa=-24.66 degrees ! Estimated noise=0.418215 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00108558 Jy ! Component: 100 - total flux cleaned = -0.000487607 Jy ! Component: 150 - total flux cleaned = 2.3836e-05 Jy ! Component: 200 - total flux cleaned = 0.000388048 Jy ! Total flux subtracted in 200 components = 0.000388048 Jy ! Clean residual min=-0.002076 max=0.002063 Jy/beam ! Clean residual mean=-0.000000 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.722418 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 102 components and 0.722418 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=0.027717Jy sigma=0.702829 ! Fit after self-cal, rms=0.027674Jy sigma=0.700856 wmodel J1808+4542_X_map.mod ! Writing 102 model components to file: J1808+4542_X_map.mod wobs J1808+4542_X_uvs.fits ! Writing UV FITS file: J1808+4542_X_uvs.fits wwins J1808+4542_X_map.win ! wwins: Wrote 4 windows to J1808+4542_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 = 0.00020036 Jy ! Component: 100 - total flux cleaned = 0.000348701 Jy ! Component: 150 - total flux cleaned = 0.000525408 Jy ! Component: 200 - total flux cleaned = 0.000661424 Jy ! Component: 250 - total flux cleaned = 0.000760388 Jy ! Component: 300 - total flux cleaned = 0.00082434 Jy ! Component: 350 - total flux cleaned = 0.000854647 Jy ! Component: 400 - total flux cleaned = 0.000884029 Jy ! Component: 450 - total flux cleaned = 0.000913745 Jy ! Component: 500 - total flux cleaned = 0.000885145 Jy ! Component: 550 - total flux cleaned = 0.000941541 Jy ! Component: 600 - total flux cleaned = 0.00102413 Jy ! Component: 650 - total flux cleaned = 0.00105081 Jy ! Component: 700 - total flux cleaned = 0.00105103 Jy ! Component: 750 - total flux cleaned = 0.00110232 Jy ! Component: 800 - total flux cleaned = 0.00107706 Jy ! Component: 850 - total flux cleaned = 0.00102733 Jy ! Component: 900 - total flux cleaned = 0.00100315 Jy ! Component: 950 - total flux cleaned = 0.00100335 Jy ! Component: 1000 - total flux cleaned = 0.00100383 Jy ! Component: 1050 - total flux cleaned = 0.00109776 Jy ! Component: 1100 - total flux cleaned = 0.00109705 Jy ! Component: 1150 - total flux cleaned = 0.00102864 Jy ! Component: 1200 - total flux cleaned = 0.00100652 Jy ! Component: 1250 - total flux cleaned = 0.000984715 Jy ! Component: 1300 - total flux cleaned = 0.000941864 Jy ! Component: 1350 - total flux cleaned = 0.000941962 Jy ! Component: 1400 - total flux cleaned = 0.000899752 Jy ! Component: 1450 - total flux cleaned = 0.000837523 Jy ! Component: 1500 - total flux cleaned = 0.000837993 Jy ! Component: 1550 - total flux cleaned = 0.000858894 Jy ! Component: 1600 - total flux cleaned = 0.000979297 Jy ! Component: 1650 - total flux cleaned = 0.000859794 Jy ! Component: 1700 - total flux cleaned = 0.000860184 Jy ! Component: 1750 - total flux cleaned = 0.000879577 Jy ! Component: 1800 - total flux cleaned = 0.000955824 Jy ! Component: 1850 - total flux cleaned = 0.000993279 Jy ! Component: 1900 - total flux cleaned = 0.000974636 Jy ! Component: 1950 - total flux cleaned = 0.000974743 Jy ! Component: 2000 - total flux cleaned = 0.00101123 Jy ! Component: 2050 - total flux cleaned = 0.00102916 Jy ! Component: 2100 - total flux cleaned = 0.000975642 Jy ! Component: 2150 - total flux cleaned = 0.00102868 Jy ! Component: 2200 - total flux cleaned = 0.000993779 Jy ! Component: 2250 - total flux cleaned = 0.0010457 Jy ! Component: 2300 - total flux cleaned = 0.00101145 Jy ! Component: 2350 - total flux cleaned = 0.00102828 Jy ! Component: 2400 - total flux cleaned = 0.00101147 Jy ! Component: 2450 - total flux cleaned = 0.000978169 Jy ! Component: 2500 - total flux cleaned = 0.000961688 Jy ! Component: 2550 - total flux cleaned = 0.000961622 Jy ! Component: 2600 - total flux cleaned = 0.000961589 Jy ! Component: 2650 - total flux cleaned = 0.000977466 Jy ! Component: 2700 - total flux cleaned = 0.00093008 Jy ! Component: 2750 - total flux cleaned = 0.000992969 Jy ! Component: 2800 - total flux cleaned = 0.00102373 Jy ! Component: 2850 - total flux cleaned = 0.000962418 Jy ! Component: 2900 - total flux cleaned = 0.000962513 Jy ! Component: 2950 - total flux cleaned = 0.000932629 Jy ! Component: 3000 - total flux cleaned = 0.000977333 Jy ! Component: 3050 - total flux cleaned = 0.000962375 Jy ! Component: 3100 - total flux cleaned = 0.000976906 Jy ! Component: 3150 - total flux cleaned = 0.000933452 Jy ! Component: 3200 - total flux cleaned = 0.000962166 Jy ! Component: 3250 - total flux cleaned = 0.000905539 Jy ! Component: 3300 - total flux cleaned = 0.000947926 Jy ! Component: 3350 - total flux cleaned = 0.00092006 Jy ! Component: 3400 - total flux cleaned = 0.000864841 Jy ! Component: 3450 - total flux cleaned = 0.000892214 Jy ! Component: 3500 - total flux cleaned = 0.000851484 Jy ! Component: 3550 - total flux cleaned = 0.000864945 Jy ! Component: 3600 - total flux cleaned = 0.000824915 Jy ! Component: 3650 - total flux cleaned = 0.000758938 Jy ! Component: 3700 - total flux cleaned = 0.000772224 Jy ! Component: 3750 - total flux cleaned = 0.000707334 Jy ! Component: 3800 - total flux cleaned = 0.000681726 Jy ! Component: 3850 - total flux cleaned = 0.000720081 Jy ! Component: 3900 - total flux cleaned = 0.000669361 Jy ! Component: 3950 - total flux cleaned = 0.00064413 Jy ! Component: 4000 - total flux cleaned = 0.000619021 Jy ! Component: 4050 - total flux cleaned = 0.000606682 Jy ! Total flux subtracted in 4096 components = 0.000594471 Jy ! Clean residual min=-0.000674 max=0.000651 Jy/beam ! Clean residual mean=0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.723012 Jy keep ! Adding 274 model components to the UV plane model. ! The established model now contains 372 components and 0.723011 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1808+4542_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9337 x 2.69 at -24.66 degrees (North through East) ! Clean map min=-0.0015708 max=0.65944 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1808+4542_X_map.fits wmodel /vlbi/sb072/temp_maps//J1808+4542_X_map.mod ! Writing 372 model components to file: /vlbi/sb072/temp_maps//J1808+4542_X_map.mod wobs /vlbi/sb072/temp_maps//J1808+4542_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1808+4542_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1808+4542_X_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1808+4542_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.659441 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00020763 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0944573 0.0944573 0.188915 0.377829 0.755658 1.51132 3.02263 6.04527 12.0905 24.1811 48.3621 96.7243 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.659 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3176.04 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1808+4542_X_dfm.log closed on Fri Jan 25 19:43:28 2019