! Started logfile: /vlbi/sb072/temp_maps//J2254+4211_C_dfm.log on Fri Jan 25 19:57:17 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//J2254+4211_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J2254+4211_C_uva.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2254+4211 ! ! 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 J2254+4211_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=1.000062Jy sigma=49.496587 ! Fit after self-cal, rms=0.995954Jy sigma=49.296199 ! 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=1.181 mas, bmaj=4.232 mas, bpa=8.593 degrees ! Estimated noise=0.311693 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 = 0.00351967 Jy ! Component: 100 - total flux cleaned = 0.00430637 Jy ! Total flux subtracted in 100 components = 0.00430637 Jy ! Clean residual min=-0.000898 max=0.000846 Jy/beam ! Clean residual mean=-0.000000 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.00430637 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.00430637 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=0.015356Jy sigma=0.723471 ! Fit after self-cal, rms=0.014333Jy sigma=0.671418 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00292237 Jy ! Component: 100 - total flux cleaned = 0.00340382 Jy ! Total flux subtracted in 100 components = 0.00340382 Jy ! Clean residual min=-0.000889 max=0.000829 Jy/beam ! Clean residual mean=-0.000000 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.00771019 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 0.00771019 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=0.013880Jy sigma=0.649014 ! Fit after self-cal, rms=0.013876Jy sigma=0.648919 ! 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=1.583 mas, bmaj=4.48 mas, bpa=7.831 degrees ! Estimated noise=0.159444 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 = 9.00739e-05 Jy ! Component: 100 - total flux cleaned = 8.31761e-05 Jy ! Component: 150 - total flux cleaned = 9.93838e-05 Jy ! Component: 200 - total flux cleaned = 0.000109237 Jy ! Total flux subtracted in 200 components = 0.000109237 Jy ! Clean residual min=-0.000561 max=0.000540 Jy/beam ! Clean residual mean=-0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.00781943 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 18 components and 0.00781943 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=0.013870Jy sigma=0.648661 ! Fit after self-cal, rms=0.013871Jy sigma=0.648609 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.583 x 4.48 at 7.831 degrees (North through East) ! Clean map min=-0.00054064 max=0.0077211 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.89 HN 1.03 KP 1.27 ! LA 0.99 MK 1.14 NL 1.40 OV 1.05 ! PT 1.07 SC 1.28 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 1.04 KP 1.13 ! LA 1.09 MK 1.12 NL 1.11 OV 1.20 ! PT 0.79 SC 1.13 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.94 HN 1.01 KP 0.95 ! LA 1.05 MK 1.15 NL 1.10 OV 1.07 ! PT 1.25 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.96 HN 1.12 KP 0.89 ! LA 1.07 MK 0.99 NL 1.19 OV 1.03 ! PT 0.80 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.89 HN 1.06 KP 1.12 ! LA 1.19 MK 0.95 NL 0.85 OV 0.90 ! PT 0.89 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.74 HN 0.87 KP 1.05 ! LA 1.13 MK 0.95 NL 1.03 OV 1.04 ! PT 1.00 SC 0.88 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.88 HN 0.93 KP 0.90 ! LA 1.31 MK 0.98 NL 1.04 OV 0.84 ! PT 0.94 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.72 HN 0.96 KP 0.99 ! LA 1.13 MK 1.02 NL 1.07 OV 0.80 ! PT 0.82 SC 0.96 ! ! ! Fit before self-cal, rms=0.013871Jy sigma=0.648609 ! Fit after self-cal, rms=0.013750Jy sigma=0.644557 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.591 mas, bmaj=4.445 mas, bpa=7.948 degrees ! Estimated noise=0.159404 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 = 6.36373e-05 Jy ! Component: 100 - total flux cleaned = 6.89733e-05 Jy ! Component: 150 - total flux cleaned = 6.42179e-05 Jy ! Component: 200 - total flux cleaned = 6.80911e-05 Jy ! Total flux subtracted in 200 components = 6.80911e-05 Jy ! Clean residual min=-0.000458 max=0.000441 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.00788752 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 23 components and 0.00788752 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=0.013746Jy sigma=0.644356 ! Fit after self-cal, rms=0.013787Jy sigma=0.643484 ! 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=0.013787Jy sigma=0.643484 ! Fit after self-cal, rms=0.014052Jy sigma=0.643166 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.599 mas, bmaj=4.441 mas, bpa=7.964 degrees ! Estimated noise=0.159856 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.21848e-05 Jy ! Component: 100 - total flux cleaned = 2.73846e-05 Jy ! Component: 150 - total flux cleaned = 2.73232e-05 Jy ! Component: 200 - total flux cleaned = 2.36366e-05 Jy ! Total flux subtracted in 200 components = 2.36366e-05 Jy ! Clean residual min=-0.000422 max=0.000464 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.00791115 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 25 components and 0.00791115 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=0.014049Jy sigma=0.643008 ! Fit after self-cal, rms=0.014078Jy sigma=0.642793 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 (56.1, 61.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00040251 Jy ! Component: 100 - total flux cleaned = 0.000527552 Jy ! Component: 150 - total flux cleaned = 0.000567298 Jy ! Component: 200 - total flux cleaned = 0.000562274 Jy ! Total flux subtracted in 200 components = 0.000562274 Jy ! Clean residual min=-0.000421 max=0.000438 Jy/beam ! Clean residual mean=-0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.00847343 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 39 components and 0.00847343 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=0.014065Jy sigma=0.642181 ! Fit after self-cal, rms=0.014062Jy sigma=0.641955 ! Inverting map ! Added new window around map position (-2.1, -2.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000412417 Jy ! Component: 100 - total flux cleaned = 0.000647197 Jy ! Component: 150 - total flux cleaned = 0.00074129 Jy ! Component: 200 - total flux cleaned = 0.000771427 Jy ! Total flux subtracted in 200 components = 0.000771427 Jy ! Clean residual min=-0.000400 max=0.000422 Jy/beam ! Clean residual mean=0.000000 rms=0.000097 Jy/beam ! Combined flux in latest and established models = 0.00924486 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 52 components and 0.00924486 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=0.014047Jy sigma=0.641276 ! Fit after self-cal, rms=0.014043Jy sigma=0.640926 ! 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=0.014043Jy sigma=0.640926 ! Fit after self-cal, rms=0.014119Jy sigma=0.640749 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.589 mas, bmaj=4.428 mas, bpa=7.868 degrees ! Estimated noise=0.159732 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000310319 Jy ! Component: 100 - total flux cleaned = 0.000407072 Jy ! Component: 150 - total flux cleaned = 0.000456204 Jy ! Component: 200 - total flux cleaned = 0.00046704 Jy ! Total flux subtracted in 200 components = 0.00046704 Jy ! Clean residual min=-0.000412 max=0.000419 Jy/beam ! Clean residual mean=0.000000 rms=0.000095 Jy/beam ! Combined flux in latest and established models = 0.0097119 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 60 components and 0.0097119 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=0.014110Jy sigma=0.640346 ! Fit after self-cal, rms=0.014117Jy sigma=0.640161 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 (42.9, -22.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000285557 Jy ! Component: 100 - total flux cleaned = 0.000418895 Jy ! Component: 150 - total flux cleaned = 0.000542558 Jy ! Component: 200 - total flux cleaned = 0.000650898 Jy ! Total flux subtracted in 200 components = 0.000650898 Jy ! Clean residual min=-0.000383 max=0.000379 Jy/beam ! Clean residual mean=-0.000000 rms=0.000089 Jy/beam ! Combined flux in latest and established models = 0.0103628 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 75 components and 0.0103628 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=0.014104Jy sigma=0.639475 ! Fit after self-cal, rms=0.014106Jy sigma=0.639281 ! 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=0.014106Jy sigma=0.639281 ! Fit after self-cal, rms=0.014074Jy sigma=0.639185 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.506 mas, bmaj=5.114 mas, bpa=4.484 degrees ! Estimated noise=0.202481 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000214521 Jy ! Component: 100 - total flux cleaned = 0.000351447 Jy ! Component: 150 - total flux cleaned = 0.000430834 Jy ! Component: 200 - total flux cleaned = 0.000471075 Jy ! Total flux subtracted in 200 components = 0.000471075 Jy ! Clean residual min=-0.000450 max=0.000387 Jy/beam ! Clean residual mean=-0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0108339 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 92 components and 0.0108339 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=0.014070Jy sigma=0.638923 ! Fit after self-cal, rms=0.014076Jy sigma=0.638748 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 = 0.000189087 Jy ! Component: 100 - total flux cleaned = 0.000239835 Jy ! Component: 150 - total flux cleaned = 0.000278484 Jy ! Component: 200 - total flux cleaned = 0.000288229 Jy ! Total flux subtracted in 200 components = 0.000288229 Jy ! Clean residual min=-0.000444 max=0.000385 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0111221 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 104 components and 0.0111221 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=0.014073Jy sigma=0.638555 ! Fit after self-cal, rms=0.014074Jy sigma=0.638501 ! 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=1.577 mas, bmaj=4.417 mas, bpa=7.818 degrees ! Estimated noise=0.158755 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.577 x 4.417 at 7.818 degrees (North through East) ! Clean map min=-0.00035907 max=0.0076239 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=4.195 mas, bpa=8.673 degrees ! Estimated noise=0.305496 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00585955 Jy ! Component: 100 - total flux cleaned = 0.00741255 Jy ! Component: 150 - total flux cleaned = 0.00840805 Jy ! Component: 200 - total flux cleaned = 0.00900844 Jy ! Total flux subtracted in 200 components = 0.00900844 Jy ! Clean residual min=-0.000718 max=0.000806 Jy/beam ! Clean residual mean=-0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.00900844 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.00900844 Jy ! Inverting map and beam ! Estimated beam: bmin=1.577 mas, bmaj=4.417 mas, bpa=7.818 degrees ! Estimated noise=0.158755 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 = 0.000648853 Jy ! Component: 100 - total flux cleaned = 0.00112032 Jy ! Component: 150 - total flux cleaned = 0.00150671 Jy ! Component: 200 - total flux cleaned = 0.00170628 Jy ! Total flux subtracted in 200 components = 0.00170628 Jy ! Clean residual min=-0.000416 max=0.000413 Jy/beam ! Clean residual mean=-0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0107147 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 32 components and 0.0107147 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=3.506 mas, bmaj=5.114 mas, bpa=4.484 degrees ! Estimated noise=0.202481 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000206514 Jy ! Component: 100 - total flux cleaned = 0.000327005 Jy ! Component: 150 - total flux cleaned = 0.000427177 Jy ! Component: 200 - total flux cleaned = 0.000513959 Jy ! Total flux subtracted in 200 components = 0.000513959 Jy ! Clean residual min=-0.000477 max=0.000394 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0112287 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 = 6.19934e-05 Jy ! Component: 100 - total flux cleaned = 8.68858e-05 Jy ! Component: 150 - total flux cleaned = 9.84081e-05 Jy ! Component: 200 - total flux cleaned = 0.000120001 Jy ! Total flux subtracted in 200 components = 0.000120001 Jy ! Clean residual min=-0.000451 max=0.000373 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.0113487 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 66 components and 0.0113487 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.577 mas, bmaj=4.417 mas, bpa=7.818 degrees ! Estimated noise=0.158755 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.20526e-06 Jy ! Component: 100 - total flux cleaned = 3.85385e-06 Jy ! Component: 150 - total flux cleaned = 3.64882e-06 Jy ! Component: 200 - total flux cleaned = 3.69884e-06 Jy ! Total flux subtracted in 200 components = 3.69884e-06 Jy ! Clean residual min=-0.000367 max=0.000358 Jy/beam ! Clean residual mean=-0.000000 rms=0.000089 Jy/beam ! Combined flux in latest and established models = 0.0113524 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 83 components and 0.0113524 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=0.014076Jy sigma=0.638622 ! Fit after self-cal, rms=0.014078Jy sigma=0.638466 wmodel J2254+4211_C_map.mod ! Writing 83 model components to file: J2254+4211_C_map.mod wobs J2254+4211_C_uvs.fits ! Writing UV FITS file: J2254+4211_C_uvs.fits wwins J2254+4211_C_map.win ! wwins: Wrote 4 windows to J2254+4211_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 = -3.67194e-05 Jy ! Component: 100 - total flux cleaned = -1.78562e-05 Jy ! Component: 150 - total flux cleaned = 1.17722e-05 Jy ! Component: 200 - total flux cleaned = 2.89729e-05 Jy ! Component: 250 - total flux cleaned = 6.22031e-05 Jy ! Component: 300 - total flux cleaned = 0.000105101 Jy ! Component: 350 - total flux cleaned = 0.000126034 Jy ! Component: 400 - total flux cleaned = 0.000177065 Jy ! Component: 450 - total flux cleaned = 0.000216824 Jy ! Component: 500 - total flux cleaned = 0.000255778 Jy ! Component: 550 - total flux cleaned = 0.000289178 Jy ! Component: 600 - total flux cleaned = 0.000317332 Jy ! Component: 650 - total flux cleaned = 0.000358756 Jy ! Component: 700 - total flux cleaned = 0.000390311 Jy ! Component: 750 - total flux cleaned = 0.000412403 Jy ! Component: 800 - total flux cleaned = 0.000442985 Jy ! Component: 850 - total flux cleaned = 0.000468824 Jy ! Component: 900 - total flux cleaned = 0.000498518 Jy ! Component: 950 - total flux cleaned = 0.000519386 Jy ! Component: 1000 - total flux cleaned = 0.000540021 Jy ! Component: 1050 - total flux cleaned = 0.000564391 Jy ! Component: 1100 - total flux cleaned = 0.000584421 Jy ! Component: 1150 - total flux cleaned = 0.000588422 Jy ! Component: 1200 - total flux cleaned = 0.000627532 Jy ! Component: 1250 - total flux cleaned = 0.000639119 Jy ! Component: 1300 - total flux cleaned = 0.000677343 Jy ! Component: 1350 - total flux cleaned = 0.000703764 Jy ! Component: 1400 - total flux cleaned = 0.000718745 Jy ! Component: 1450 - total flux cleaned = 0.000744665 Jy ! Component: 1500 - total flux cleaned = 0.000759355 Jy ! Component: 1550 - total flux cleaned = 0.000773908 Jy ! Component: 1600 - total flux cleaned = 0.00079549 Jy ! Component: 1650 - total flux cleaned = 0.000806207 Jy ! Component: 1700 - total flux cleaned = 0.000830947 Jy ! Component: 1750 - total flux cleaned = 0.000837911 Jy ! Component: 1800 - total flux cleaned = 0.00085527 Jy ! Component: 1850 - total flux cleaned = 0.000872477 Jy ! Component: 1900 - total flux cleaned = 0.000892964 Jy ! Component: 1950 - total flux cleaned = 0.000906518 Jy ! Component: 2000 - total flux cleaned = 0.000923343 Jy ! Component: 2050 - total flux cleaned = 0.00093333 Jy ! Component: 2100 - total flux cleaned = 0.000943272 Jy ! Component: 2150 - total flux cleaned = 0.000956428 Jy ! Component: 2200 - total flux cleaned = 0.0009662 Jy ! Component: 2250 - total flux cleaned = 0.000979175 Jy ! Component: 2300 - total flux cleaned = 0.00098559 Jy ! Component: 2350 - total flux cleaned = 0.000982384 Jy ! Component: 2400 - total flux cleaned = 0.000979235 Jy ! Component: 2450 - total flux cleaned = 0.000985534 Jy ! Component: 2500 - total flux cleaned = 0.00100119 Jy ! Component: 2550 - total flux cleaned = 0.00100431 Jy ! Component: 2600 - total flux cleaned = 0.00102283 Jy ! Component: 2650 - total flux cleaned = 0.0010259 Jy ! Component: 2700 - total flux cleaned = 0.00103504 Jy ! Component: 2750 - total flux cleaned = 0.00105322 Jy ! Component: 2800 - total flux cleaned = 0.0010472 Jy ! Component: 2850 - total flux cleaned = 0.00107411 Jy ! Component: 2900 - total flux cleaned = 0.0010741 Jy ! Component: 2950 - total flux cleaned = 0.00109482 Jy ! Component: 3000 - total flux cleaned = 0.00111538 Jy ! Component: 3050 - total flux cleaned = 0.00112703 Jy ! Component: 3100 - total flux cleaned = 0.00112706 Jy ! Component: 3150 - total flux cleaned = 0.00112997 Jy ! Component: 3200 - total flux cleaned = 0.00114432 Jy ! Component: 3250 - total flux cleaned = 0.00115003 Jy ! Component: 3300 - total flux cleaned = 0.00116139 Jy ! Component: 3350 - total flux cleaned = 0.00116708 Jy ! Component: 3400 - total flux cleaned = 0.00118391 Jy ! Component: 3450 - total flux cleaned = 0.00118673 Jy ! Component: 3500 - total flux cleaned = 0.00120061 Jy ! Component: 3550 - total flux cleaned = 0.00121165 Jy ! Component: 3600 - total flux cleaned = 0.0012199 Jy ! Component: 3650 - total flux cleaned = 0.00124176 Jy ! Component: 3700 - total flux cleaned = 0.00124446 Jy ! Component: 3750 - total flux cleaned = 0.00125798 Jy ! Component: 3800 - total flux cleaned = 0.00125794 Jy ! Component: 3850 - total flux cleaned = 0.00125526 Jy ! Component: 3900 - total flux cleaned = 0.0012606 Jy ! Component: 3950 - total flux cleaned = 0.00127653 Jy ! Component: 4000 - total flux cleaned = 0.00128442 Jy ! Component: 4050 - total flux cleaned = 0.00129495 Jy ! Total flux subtracted in 4096 components = 0.00130019 Jy ! Clean residual min=-0.000149 max=0.000213 Jy/beam ! Clean residual mean=-0.000000 rms=0.000047 Jy/beam ! Combined flux in latest and established models = 0.0126526 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 406 components and 0.0126526 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J2254+4211_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.577 x 4.417 at 7.818 degrees (North through East) ! Clean map min=-0.00026112 max=0.0074752 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J2254+4211_C_map.fits wmodel /vlbi/sb072/temp_maps//J2254+4211_C_map.mod ! Writing 406 model components to file: /vlbi/sb072/temp_maps//J2254+4211_C_map.mod wobs /vlbi/sb072/temp_maps//J2254+4211_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J2254+4211_C_uvs.fits wwins /vlbi/sb072/temp_maps//J2254+4211_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J2254+4211_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00747515 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.63823e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.86146 1.86146 3.72292 7.44584 14.8917 29.7834 59.5667 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.007 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 161.163 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J2254+4211_C_dfm.log closed on Fri Jan 25 19:57:21 2019