! Started logfile: /vlbi/uf001/uva//J1845+4007_S_dfm.log on Mon Jan 14 04:46:58 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uva//J1845+4007_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1845+4007_S_uva.fits ! AN table 1: 110 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.926263 visibilities/baseline/integration-bin. ! Found source: J1845+4007 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 13755 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1845+4007_S] 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 0.500x0.500 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. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.086355Jy sigma=21.173579 ! Fit after self-cal, rms=0.591209Jy sigma=12.555896 ! 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=2.787 mas, bmaj=4.908 mas, bpa=-16.38 degrees ! Estimated noise=0.505529 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 = 0.298506 Jy ! Component: 100 - total flux cleaned = 0.423691 Jy ! Total flux subtracted in 100 components = 0.423691 Jy ! Clean residual min=-0.023160 max=0.072869 Jy/beam ! Clean residual mean=0.000054 rms=0.007142 Jy/beam ! Combined flux in latest and established models = 0.423691 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 0.423691 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.203821Jy sigma=3.479886 ! Fit after self-cal, rms=0.203530Jy sigma=3.475657 ! Inverting map ! Added new window around map position (4, 3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0803979 Jy ! Component: 100 - total flux cleaned = 0.134225 Jy ! Total flux subtracted in 100 components = 0.134225 Jy ! Clean residual min=-0.014840 max=0.042403 Jy/beam ! Clean residual mean=0.000026 rms=0.004295 Jy/beam ! Combined flux in latest and established models = 0.557915 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 44 components and 0.557915 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.139768Jy sigma=2.306730 ! Fit after self-cal, rms=0.138718Jy sigma=2.283233 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.041135 Jy ! Component: 100 - total flux cleaned = 0.0698975 Jy ! Total flux subtracted in 100 components = 0.0698975 Jy ! Clean residual min=-0.011245 max=0.027943 Jy/beam ! Clean residual mean=0.000010 rms=0.003007 Jy/beam ! Combined flux in latest and established models = 0.627813 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 56 components and 0.627813 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.114270Jy sigma=1.830580 ! Fit after self-cal, rms=0.113731Jy sigma=1.818902 ! Inverting map ! Added new window around map position (-4.5, -2.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0257693 Jy ! Component: 100 - total flux cleaned = 0.0435064 Jy ! Total flux subtracted in 100 components = 0.0435064 Jy ! Clean residual min=-0.009845 max=0.011451 Jy/beam ! Clean residual mean=0.000001 rms=0.002308 Jy/beam ! Combined flux in latest and established models = 0.671319 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 68 components and 0.671319 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.102733Jy sigma=1.616518 ! Fit after self-cal, rms=0.102664Jy sigma=1.615488 ! 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=3.422 mas, bmaj=5.778 mas, bpa=-14.22 degrees ! Estimated noise=0.314399 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 = 0.0215031 Jy ! Component: 100 - total flux cleaned = 0.0364334 Jy ! Component: 150 - total flux cleaned = 0.0475334 Jy ! Component: 200 - total flux cleaned = 0.0561815 Jy ! Total flux subtracted in 200 components = 0.0561815 Jy ! Clean residual min=-0.009411 max=0.012613 Jy/beam ! Clean residual mean=-0.000025 rms=0.002309 Jy/beam ! Combined flux in latest and established models = 0.727501 Jy ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 112 components and 0.727501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.095317Jy sigma=1.493318 ! Fit after self-cal, rms=0.095236Jy sigma=1.491772 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.422 x 5.778 at -14.22 degrees (North through East) ! Clean map min=-0.0092478 max=0.3856 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.01 KP 0.98 ! LA 0.94 MK 1.01 NL 1.04 OV 0.99 ! PT 0.98 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.99 HN 1.03 KP 1.00 ! LA 0.95 MK 1.01 NL 1.10 OV 1.04 ! PT 0.96 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.03 KP 1.01 ! LA 0.94 MK 1.03 NL 1.10 OV 1.01 ! PT 0.96 SC 1.04 ! ! ! Fit before self-cal, rms=0.095236Jy sigma=1.491772 ! Fit after self-cal, rms=0.077021Jy sigma=1.344278 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.453 mas, bmaj=5.82 mas, bpa=-14.16 degrees ! Estimated noise=0.317639 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 = -0.00246392 Jy ! Component: 100 - total flux cleaned = -0.00261524 Jy ! Component: 150 - total flux cleaned = -0.00286358 Jy ! Component: 200 - total flux cleaned = -0.00306182 Jy ! Total flux subtracted in 200 components = -0.00306182 Jy ! Clean residual min=-0.006976 max=0.009005 Jy/beam ! Clean residual mean=-0.000029 rms=0.001850 Jy/beam ! Combined flux in latest and established models = 0.724439 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 128 components and 0.724439 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076381Jy sigma=1.336464 ! Fit after self-cal, rms=0.076359Jy sigma=1.336019 ! 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. ! ! Fit before self-cal, rms=0.076359Jy sigma=1.336019 ! Fit after self-cal, rms=0.060066Jy sigma=1.118639 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.458 mas, bmaj=5.818 mas, bpa=-13.78 degrees ! Estimated noise=0.317738 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000245527 Jy ! Component: 100 - total flux cleaned = -0.000239607 Jy ! Component: 150 - total flux cleaned = -0.000156423 Jy ! Component: 200 - total flux cleaned = -0.000152049 Jy ! Total flux subtracted in 200 components = -0.000152049 Jy ! Clean residual min=-0.004330 max=0.006196 Jy/beam ! Clean residual mean=0.000002 rms=0.000933 Jy/beam ! Combined flux in latest and established models = 0.724287 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 141 components and 0.724287 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059769Jy sigma=1.113767 ! Fit after self-cal, rms=0.059725Jy sigma=1.112989 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 (2, -8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00431631 Jy ! Component: 100 - total flux cleaned = 0.00432539 Jy ! Component: 150 - total flux cleaned = 0.00439872 Jy ! Component: 200 - total flux cleaned = 0.00452571 Jy ! Total flux subtracted in 200 components = 0.00452571 Jy ! Clean residual min=-0.003691 max=0.003999 Jy/beam ! Clean residual mean=0.000001 rms=0.000837 Jy/beam ! Combined flux in latest and established models = 0.728813 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 158 components and 0.728813 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059232Jy sigma=1.104369 ! Fit after self-cal, rms=0.059182Jy sigma=1.103629 ! Inverting map ! Added new window around map position (9.5, 23). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158371 Jy ! Component: 100 - total flux cleaned = 0.00181573 Jy ! Component: 150 - total flux cleaned = 0.00206498 Jy ! Component: 200 - total flux cleaned = 0.0022892 Jy ! Total flux subtracted in 200 components = 0.0022892 Jy ! Clean residual min=-0.002860 max=0.003535 Jy/beam ! Clean residual mean=0.000000 rms=0.000755 Jy/beam ! Combined flux in latest and established models = 0.731102 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 179 components and 0.731102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058838Jy sigma=1.096824 ! Fit after self-cal, rms=0.058825Jy sigma=1.096610 ! Inverting map ! Added new window around map position (10.5, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00296056 Jy ! Component: 100 - total flux cleaned = 0.00335137 Jy ! Component: 150 - total flux cleaned = 0.00322525 Jy ! Component: 200 - total flux cleaned = 0.00346234 Jy ! Total flux subtracted in 200 components = 0.00346234 Jy ! Clean residual min=-0.002831 max=0.003438 Jy/beam ! Clean residual mean=0.000000 rms=0.000705 Jy/beam ! Combined flux in latest and established models = 0.734564 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 200 components and 0.734564 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058624Jy sigma=1.092297 ! Fit after self-cal, rms=0.058615Jy sigma=1.092074 ! Inverting map ! Added new window around map position (98.5, -6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00256973 Jy ! Component: 100 - total flux cleaned = 0.00352404 Jy ! Component: 150 - total flux cleaned = 0.00426981 Jy ! Component: 200 - total flux cleaned = 0.0048527 Jy ! Total flux subtracted in 200 components = 0.0048527 Jy ! Clean residual min=-0.002591 max=0.002964 Jy/beam ! Clean residual mean=0.000001 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.739417 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 219 components and 0.739417 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058433Jy sigma=1.089054 ! Fit after self-cal, rms=0.058426Jy sigma=1.088878 ! Inverting map ! Added new window around map position (-32, 57.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215833 Jy ! Component: 100 - total flux cleaned = 0.00248394 Jy ! Component: 150 - total flux cleaned = 0.00293066 Jy ! Component: 200 - total flux cleaned = 0.00350241 Jy ! Total flux subtracted in 200 components = 0.00350241 Jy ! Clean residual min=-0.002381 max=0.002252 Jy/beam ! Clean residual mean=0.000002 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.74292 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 235 components and 0.74292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058275Jy sigma=1.085665 ! Fit after self-cal, rms=0.058271Jy sigma=1.085586 ! 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. ! ! Fit before self-cal, rms=0.058271Jy sigma=1.085586 ! Fit after self-cal, rms=0.057667Jy sigma=1.078592 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.453 mas, bmaj=5.818 mas, bpa=-13.85 degrees ! Estimated noise=0.317243 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000813024 Jy ! Component: 100 - total flux cleaned = 0.0010078 Jy ! Component: 150 - total flux cleaned = 0.00133093 Jy ! Component: 200 - total flux cleaned = 0.00169882 Jy ! Total flux subtracted in 200 components = 0.00169882 Jy ! Clean residual min=-0.002081 max=0.002167 Jy/beam ! Clean residual mean=0.000003 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.744618 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 256 components and 0.744618 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057538Jy sigma=1.076372 ! Fit after self-cal, rms=0.057531Jy sigma=1.076251 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 = 0.000478015 Jy ! Component: 100 - total flux cleaned = 0.000979204 Jy ! Component: 150 - total flux cleaned = 0.00136776 Jy ! Component: 200 - total flux cleaned = 0.00173391 Jy ! Total flux subtracted in 200 components = 0.00173391 Jy ! Clean residual min=-0.001972 max=0.002039 Jy/beam ! Clean residual mean=0.000003 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.746352 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 274 components and 0.746352 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057480Jy sigma=1.075270 ! Fit after self-cal, rms=0.057478Jy sigma=1.075221 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.057478Jy sigma=1.075221 ! Fit after self-cal, rms=0.057410Jy sigma=1.074845 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.664 mas, bmaj=9.216 mas, bpa=-16.29 degrees ! Estimated noise=0.414387 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000964947 Jy ! Component: 100 - total flux cleaned = 0.00148333 Jy ! Component: 150 - total flux cleaned = 0.00198194 Jy ! Component: 200 - total flux cleaned = 0.002364 Jy ! Total flux subtracted in 200 components = 0.002364 Jy ! Clean residual min=-0.002209 max=0.003076 Jy/beam ! Clean residual mean=0.000005 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.748716 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 293 components and 0.748716 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057365Jy sigma=1.074112 ! Fit after self-cal, rms=0.057362Jy sigma=1.074060 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 (-7.5, 25). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00265093 Jy ! Component: 100 - total flux cleaned = 0.00352649 Jy ! Component: 150 - total flux cleaned = 0.00353218 Jy ! Component: 200 - total flux cleaned = 0.00353211 Jy ! Total flux subtracted in 200 components = 0.00353211 Jy ! Clean residual min=-0.001959 max=0.002164 Jy/beam ! Clean residual mean=0.000005 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.752248 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 325 components and 0.752248 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057278Jy sigma=1.072615 ! Fit after self-cal, rms=0.057274Jy sigma=1.072528 ! Inverting map ! Added new window around map position (-32.5, 42.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000985119 Jy ! Component: 100 - total flux cleaned = 0.00123568 Jy ! Component: 150 - total flux cleaned = 0.00127828 Jy ! Component: 200 - total flux cleaned = 0.00128167 Jy ! Total flux subtracted in 200 components = 0.00128167 Jy ! Clean residual min=-0.001780 max=0.001638 Jy/beam ! Clean residual mean=0.000005 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.75353 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 361 components and 0.75353 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057193Jy sigma=1.071085 ! Fit after self-cal, rms=0.057190Jy sigma=1.071014 ! 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=3.452 mas, bmaj=5.82 mas, bpa=-13.84 degrees ! Estimated noise=0.317168 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.452 x 5.82 at -13.84 degrees (North through East) ! Clean map min=-0.0030496 max=0.38916 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=2.808 mas, bmaj=4.953 mas, bpa=-15.82 degrees ! Estimated noise=0.516638 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.302139 Jy ! Component: 100 - total flux cleaned = 0.436331 Jy ! Component: 150 - total flux cleaned = 0.516957 Jy ! Component: 200 - total flux cleaned = 0.569378 Jy ! Total flux subtracted in 200 components = 0.569378 Jy ! Clean residual min=-0.012477 max=0.028957 Jy/beam ! Clean residual mean=0.000033 rms=0.003421 Jy/beam ! Combined flux in latest and established models = 0.569378 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 36 model components to the UV plane model. ! The established model now contains 36 components and 0.569378 Jy ! Inverting map and beam ! Estimated beam: bmin=3.452 mas, bmaj=5.82 mas, bpa=-13.84 degrees ! Estimated noise=0.317168 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 = 0.0519987 Jy ! Component: 100 - total flux cleaned = 0.0847252 Jy ! Component: 150 - total flux cleaned = 0.106455 Jy ! Component: 200 - total flux cleaned = 0.12125 Jy ! Total flux subtracted in 200 components = 0.12125 Jy ! Clean residual min=-0.004170 max=0.008151 Jy/beam ! Clean residual mean=0.000012 rms=0.001252 Jy/beam ! Combined flux in latest and established models = 0.690628 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 79 components and 0.690628 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103252 Jy ! Component: 100 - total flux cleaned = 0.0177729 Jy ! Component: 150 - total flux cleaned = 0.0234239 Jy ! Component: 200 - total flux cleaned = 0.0280304 Jy ! Total flux subtracted in 200 components = 0.0280304 Jy ! Clean residual min=-0.003292 max=0.003062 Jy/beam ! Clean residual mean=0.000005 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 0.718659 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 126 components and 0.718659 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.664 mas, bmaj=9.216 mas, bpa=-16.29 degrees ! Estimated noise=0.414387 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00636983 Jy ! Component: 100 - total flux cleaned = 0.0108821 Jy ! Component: 150 - total flux cleaned = 0.0139182 Jy ! Component: 200 - total flux cleaned = 0.0164947 Jy ! Total flux subtracted in 200 components = 0.0164947 Jy ! Clean residual min=-0.002528 max=0.002580 Jy/beam ! Clean residual mean=0.000004 rms=0.000727 Jy/beam ! Combined flux in latest and established models = 0.735153 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 = 0.00223284 Jy ! Component: 100 - total flux cleaned = 0.0041807 Jy ! Component: 150 - total flux cleaned = 0.00541919 Jy ! Component: 200 - total flux cleaned = 0.00647032 Jy ! Total flux subtracted in 200 components = 0.00647032 Jy ! Clean residual min=-0.002243 max=0.002001 Jy/beam ! Clean residual mean=0.000004 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.741624 Jy ! Adding 120 model components to the UV plane model. ! The established model now contains 234 components and 0.741624 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.452 mas, bmaj=5.82 mas, bpa=-13.84 degrees ! Estimated noise=0.317168 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114588 Jy ! Component: 100 - total flux cleaned = 0.00169484 Jy ! Component: 150 - total flux cleaned = 0.00210697 Jy ! Component: 200 - total flux cleaned = 0.00271541 Jy ! Total flux subtracted in 200 components = 0.00271541 Jy ! Clean residual min=-0.002081 max=0.002285 Jy/beam ! Clean residual mean=0.000002 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.744339 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 264 components and 0.744339 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057505Jy sigma=1.077286 ! Fit after self-cal, rms=0.057462Jy sigma=1.076196 wmodel J1845+4007_S_map.mod ! Writing 264 model components to file: J1845+4007_S_map.mod wobs J1845+4007_S_uvs.fits ! Writing UV FITS file: J1845+4007_S_uvs.fits wwins J1845+4007_S_map.win ! wwins: Wrote 10 windows to J1845+4007_S_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 = -0.000157432 Jy ! Component: 100 - total flux cleaned = -0.000125798 Jy ! Component: 150 - total flux cleaned = -0.000189963 Jy ! Component: 200 - total flux cleaned = -0.00028165 Jy ! Component: 250 - total flux cleaned = -0.000460477 Jy ! Component: 300 - total flux cleaned = -0.00066257 Jy ! Component: 350 - total flux cleaned = -0.000689986 Jy ! Component: 400 - total flux cleaned = -0.000745472 Jy ! Component: 450 - total flux cleaned = -0.00085338 Jy ! Component: 500 - total flux cleaned = -0.000931828 Jy ! Component: 550 - total flux cleaned = -0.000905936 Jy ! Component: 600 - total flux cleaned = -0.000880177 Jy ! Component: 650 - total flux cleaned = -0.000781743 Jy ! Component: 700 - total flux cleaned = -0.000661155 Jy ! Component: 750 - total flux cleaned = -0.000637675 Jy ! Component: 800 - total flux cleaned = -0.000543784 Jy ! Component: 850 - total flux cleaned = -0.000497896 Jy ! Component: 900 - total flux cleaned = -0.000406779 Jy ! Component: 950 - total flux cleaned = -0.000384171 Jy ! Component: 1000 - total flux cleaned = -0.000295769 Jy ! Component: 1050 - total flux cleaned = -0.000274005 Jy ! Component: 1100 - total flux cleaned = -0.000167078 Jy ! Component: 1150 - total flux cleaned = -0.000188273 Jy ! Component: 1200 - total flux cleaned = -0.000167548 Jy ! Component: 1250 - total flux cleaned = -0.000106679 Jy ! Component: 1300 - total flux cleaned = -0.000126812 Jy ! Component: 1350 - total flux cleaned = -0.000146671 Jy ! Component: 1400 - total flux cleaned = -6.78575e-05 Jy ! Component: 1450 - total flux cleaned = -6.79461e-05 Jy ! Component: 1500 - total flux cleaned = -6.7679e-05 Jy ! Component: 1550 - total flux cleaned = 8.5369e-06 Jy ! Component: 1600 - total flux cleaned = 4.61345e-05 Jy ! Component: 1650 - total flux cleaned = 8.31798e-05 Jy ! Component: 1700 - total flux cleaned = 0.000156097 Jy ! Component: 1750 - total flux cleaned = 0.000173977 Jy ! Component: 1800 - total flux cleaned = 0.000263941 Jy ! Component: 1850 - total flux cleaned = 0.000281132 Jy ! Component: 1900 - total flux cleaned = 0.000175612 Jy ! Component: 1950 - total flux cleaned = 0.000280213 Jy ! Component: 2000 - total flux cleaned = 0.000297308 Jy ! Component: 2050 - total flux cleaned = 0.000280309 Jy ! Component: 2100 - total flux cleaned = 0.000364601 Jy ! Component: 2150 - total flux cleaned = 0.000331395 Jy ! Component: 2200 - total flux cleaned = 0.000331415 Jy ! Component: 2250 - total flux cleaned = 0.000429518 Jy ! Component: 2300 - total flux cleaned = 0.000477789 Jy ! Component: 2350 - total flux cleaned = 0.0004139 Jy ! Component: 2400 - total flux cleaned = 0.000461386 Jy ! Component: 2450 - total flux cleaned = 0.000539591 Jy ! Component: 2500 - total flux cleaned = 0.000477644 Jy ! Component: 2550 - total flux cleaned = 0.000508234 Jy ! Component: 2600 - total flux cleaned = 0.000538777 Jy ! Component: 2650 - total flux cleaned = 0.000644004 Jy ! Component: 2700 - total flux cleaned = 0.000569012 Jy ! Component: 2750 - total flux cleaned = 0.000598666 Jy ! Component: 2800 - total flux cleaned = 0.000642715 Jy ! Component: 2850 - total flux cleaned = 0.00065716 Jy ! Component: 2900 - total flux cleaned = 0.000743505 Jy ! Component: 2950 - total flux cleaned = 0.000743447 Jy ! Component: 3000 - total flux cleaned = 0.000757729 Jy ! Component: 3050 - total flux cleaned = 0.000799606 Jy ! Component: 3100 - total flux cleaned = 0.000799411 Jy ! Component: 3150 - total flux cleaned = 0.000827005 Jy ! Component: 3200 - total flux cleaned = 0.000881848 Jy ! Component: 3250 - total flux cleaned = 0.000949684 Jy ! Component: 3300 - total flux cleaned = 0.000976362 Jy ! Component: 3350 - total flux cleaned = 0.00104292 Jy ! Component: 3400 - total flux cleaned = 0.00106949 Jy ! Component: 3450 - total flux cleaned = 0.00113509 Jy ! Component: 3500 - total flux cleaned = 0.00112205 Jy ! Component: 3550 - total flux cleaned = 0.00122509 Jy ! Component: 3600 - total flux cleaned = 0.00126333 Jy ! Component: 3650 - total flux cleaned = 0.00135222 Jy ! Component: 3700 - total flux cleaned = 0.00136491 Jy ! Component: 3750 - total flux cleaned = 0.00136503 Jy ! Component: 3800 - total flux cleaned = 0.00136523 Jy ! Component: 3850 - total flux cleaned = 0.00143923 Jy ! Component: 3900 - total flux cleaned = 0.00150029 Jy ! Component: 3950 - total flux cleaned = 0.0015004 Jy ! Component: 4000 - total flux cleaned = 0.00156032 Jy ! Component: 4050 - total flux cleaned = 0.0015841 Jy ! Total flux subtracted in 4096 components = 0.00157233 Jy ! Clean residual min=-0.000712 max=0.000770 Jy/beam ! Clean residual mean=0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.745912 Jy keep ! Adding 315 model components to the UV plane model. ! The established model now contains 575 components and 0.745911 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1845+4007_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.452 x 5.82 at -13.84 degrees (North through East) ! Clean map min=-0.0015656 max=0.39093 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1845+4007_S_map.fits wmodel /vlbi/uf001/uva//J1845+4007_S_map.mod ! Writing 575 model components to file: /vlbi/uf001/uva//J1845+4007_S_map.mod wobs /vlbi/uf001/uva//J1845+4007_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1845+4007_S_uvs.fits wwins /vlbi/uf001/uva//J1845+4007_S_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J1845+4007_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.390935 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000216543 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.166174 0.166174 0.332347 0.664694 1.32939 2.65878 5.31756 10.6351 21.2702 42.5404 85.0809 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.39 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1805.34 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1845+4007_S_dfm.log closed on Mon Jan 14 04:47:03 2019