! Started logfile: /vlbi/uf001/uva//J2339+6010_S_dfm.log on Mon Jan 14 06:46:59 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//J2339+6010_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2339+6010_S_uva.fits ! AN table 1: 76 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.966082 visibilities/baseline/integration-bin. ! Found source: J2339+6010 ! ! 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 9912 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 J2339+6010_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 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.041824Jy sigma=24.599740 ! Fit after self-cal, rms=0.804621Jy sigma=19.085427 ! 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=3.107 mas, bmaj=4.007 mas, bpa=-8.71 degrees ! Estimated noise=0.463411 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 = 0.139297 Jy ! Component: 100 - total flux cleaned = 0.202306 Jy ! Total flux subtracted in 100 components = 0.202306 Jy ! Clean residual min=-0.009457 max=0.032147 Jy/beam ! Clean residual mean=-0.000090 rms=0.003174 Jy/beam ! Combined flux in latest and established models = 0.202305 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 34 components and 0.202305 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.117116Jy sigma=2.495631 ! Fit after self-cal, rms=0.116895Jy sigma=2.489964 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0399455 Jy ! Component: 100 - total flux cleaned = 0.0671583 Jy ! Total flux subtracted in 100 components = 0.0671583 Jy ! Clean residual min=-0.006888 max=0.019112 Jy/beam ! Clean residual mean=-0.000050 rms=0.002038 Jy/beam ! Combined flux in latest and established models = 0.269464 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 51 components and 0.269464 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.091684Jy sigma=1.868650 ! Fit after self-cal, rms=0.091607Jy sigma=1.866919 ! Inverting map ! Added new window around map position (-3, 6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0215897 Jy ! Component: 100 - total flux cleaned = 0.0378272 Jy ! Total flux subtracted in 100 components = 0.0378272 Jy ! Clean residual min=-0.005940 max=0.012631 Jy/beam ! Clean residual mean=-0.000034 rms=0.001533 Jy/beam ! Combined flux in latest and established models = 0.307291 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 73 components and 0.307291 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081830Jy sigma=1.624430 ! Fit after self-cal, rms=0.081696Jy sigma=1.620189 ! Inverting map ! Added new window around map position (4, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141022 Jy ! Component: 100 - total flux cleaned = 0.0248785 Jy ! Total flux subtracted in 100 components = 0.0248785 Jy ! Clean residual min=-0.004760 max=0.008168 Jy/beam ! Clean residual mean=-0.000023 rms=0.001236 Jy/beam ! Combined flux in latest and established models = 0.332169 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 86 components and 0.332169 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077048Jy sigma=1.503823 ! Fit after self-cal, rms=0.076988Jy sigma=1.502027 ! Inverting map ! Added new window around map position (-5, 0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00925627 Jy ! Component: 100 - total flux cleaned = 0.0165415 Jy ! Total flux subtracted in 100 components = 0.0165415 Jy ! Clean residual min=-0.004368 max=0.006791 Jy/beam ! Clean residual mean=-0.000016 rms=0.001089 Jy/beam ! Combined flux in latest and established models = 0.348711 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 103 components and 0.348711 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074788Jy sigma=1.447772 ! Fit after self-cal, rms=0.074770Jy sigma=1.447216 ! Inverting map ! Added new window around map position (-8.5, 10). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00695391 Jy ! Component: 100 - total flux cleaned = 0.0123812 Jy ! Total flux subtracted in 100 components = 0.0123812 Jy ! Clean residual min=-0.004190 max=0.004642 Jy/beam ! Clean residual mean=-0.000012 rms=0.000993 Jy/beam ! Combined flux in latest and established models = 0.361092 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 130 components and 0.361092 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073554Jy sigma=1.417036 ! Fit after self-cal, rms=0.073544Jy sigma=1.416417 ! 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=3.811 mas, bmaj=4.666 mas, bpa=-7.884 degrees ! Estimated noise=0.308682 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 (2.5, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00821671 Jy ! Component: 100 - total flux cleaned = 0.0143614 Jy ! Component: 150 - total flux cleaned = 0.0191555 Jy ! Component: 200 - total flux cleaned = 0.0229736 Jy ! Total flux subtracted in 200 components = 0.0229736 Jy ! Clean residual min=-0.003814 max=0.003221 Jy/beam ! Clean residual mean=-0.000012 rms=0.000886 Jy/beam ! Combined flux in latest and established models = 0.384066 Jy ! Performing phase self-cal ! Adding 74 model components to the UV plane model. ! The established model now contains 195 components and 0.384066 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072138Jy sigma=1.382184 ! Fit after self-cal, rms=0.072119Jy sigma=1.381491 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.811 x 4.666 at -7.884 degrees (North through East) ! Clean map min=-0.0037116 max=0.18066 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.05 KP 1.00 ! LA 0.96 MK 1.08 NL 1.07 OV 0.99 ! PT 0.98 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.01 HN 1.02 KP 1.02 ! LA 0.95 MK 1.02 NL 1.04 OV 0.94 ! PT 1.00 SC 1.14 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.01 HN 1.02 KP 1.01 ! LA 0.95 MK 1.02 NL 1.03 OV 0.98 ! PT 0.99 SC 1.04 ! ! ! Fit before self-cal, rms=0.072119Jy sigma=1.381491 ! Fit after self-cal, rms=0.071032Jy sigma=1.340122 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.882 mas, bmaj=4.739 mas, bpa=-7.986 degrees ! Estimated noise=0.310143 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 = 0.00297213 Jy ! Component: 100 - total flux cleaned = 0.00401671 Jy ! Component: 150 - total flux cleaned = 0.00452819 Jy ! Component: 200 - total flux cleaned = 0.00484429 Jy ! Total flux subtracted in 200 components = 0.00484429 Jy ! Clean residual min=-0.002057 max=0.002060 Jy/beam ! Clean residual mean=-0.000001 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.38891 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 219 components and 0.38891 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070867Jy sigma=1.335228 ! Fit after self-cal, rms=0.070874Jy sigma=1.334806 ! 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=0.070874Jy sigma=1.334806 ! Fit after self-cal, rms=0.070931Jy sigma=1.323463 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.876 mas, bmaj=4.714 mas, bpa=-7.222 degrees ! Estimated noise=0.309441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00136234 Jy ! Component: 100 - total flux cleaned = 0.00218848 Jy ! Component: 150 - total flux cleaned = 0.00239033 Jy ! Component: 200 - total flux cleaned = 0.00246518 Jy ! Total flux subtracted in 200 components = 0.00246518 Jy ! Clean residual min=-0.001733 max=0.002199 Jy/beam ! Clean residual mean=-0.000007 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.391375 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 244 components and 0.391375 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070896Jy sigma=1.322505 ! Fit after self-cal, rms=0.070903Jy sigma=1.322416 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 (-19, 19). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00198571 Jy ! Component: 100 - total flux cleaned = 0.00309982 Jy ! Component: 150 - total flux cleaned = 0.00382267 Jy ! Component: 200 - total flux cleaned = 0.00422548 Jy ! Total flux subtracted in 200 components = 0.00422548 Jy ! Clean residual min=-0.001671 max=0.002040 Jy/beam ! Clean residual mean=-0.000005 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.395601 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 278 components and 0.395601 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070834Jy sigma=1.320739 ! Fit after self-cal, rms=0.070831Jy sigma=1.320588 ! Inverting map ! Added new window around map position (-74, 76.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00137813 Jy ! Component: 100 - total flux cleaned = 0.00170731 Jy ! Component: 150 - total flux cleaned = 0.0020369 Jy ! Component: 200 - total flux cleaned = 0.00233539 Jy ! Total flux subtracted in 200 components = 0.00233539 Jy ! Clean residual min=-0.001560 max=0.001542 Jy/beam ! Clean residual mean=-0.000006 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.397936 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 297 components and 0.397936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070789Jy sigma=1.319229 ! Fit after self-cal, rms=0.070785Jy sigma=1.319166 ! Inverting map ! Added new window around map position (74.5, -63). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123866 Jy ! Component: 100 - total flux cleaned = 0.00126508 Jy ! Component: 150 - total flux cleaned = 0.00131821 Jy ! Component: 200 - total flux cleaned = 0.00139154 Jy ! Total flux subtracted in 200 components = 0.00139154 Jy ! Clean residual min=-0.001498 max=0.001346 Jy/beam ! Clean residual mean=-0.000006 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.399328 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 314 components and 0.399328 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070747Jy sigma=1.318170 ! Fit after self-cal, rms=0.070745Jy sigma=1.318145 ! 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=0.070745Jy sigma=1.318145 ! Fit after self-cal, rms=0.070879Jy sigma=1.317788 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.875 mas, bmaj=4.715 mas, bpa=-7.292 degrees ! Estimated noise=0.309393 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000673764 Jy ! Component: 100 - total flux cleaned = 0.000923184 Jy ! Component: 150 - total flux cleaned = 0.00103668 Jy ! Component: 200 - total flux cleaned = 0.00116552 Jy ! Total flux subtracted in 200 components = 0.00116552 Jy ! Clean residual min=-0.001574 max=0.001239 Jy/beam ! Clean residual mean=-0.000007 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.400493 Jy selfcal ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 335 components and 0.400493 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070864Jy sigma=1.317344 ! Fit after self-cal, rms=0.070865Jy sigma=1.317331 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 = 0.000221086 Jy ! Component: 100 - total flux cleaned = 0.00030124 Jy ! Component: 150 - total flux cleaned = 0.000359032 Jy ! Component: 200 - total flux cleaned = 0.000396549 Jy ! Total flux subtracted in 200 components = 0.000396549 Jy ! Clean residual min=-0.001553 max=0.001215 Jy/beam ! Clean residual mean=-0.000007 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.40089 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 345 components and 0.40089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070855Jy sigma=1.317051 ! Fit after self-cal, rms=0.070856Jy sigma=1.317047 ! 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=0.070856Jy sigma=1.317047 ! Fit after self-cal, rms=0.070891Jy sigma=1.317025 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.102 mas, bmaj=8.363 mas, bpa=15.57 degrees ! Estimated noise=0.397799 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000311042 Jy ! Component: 100 - total flux cleaned = 0.00055098 Jy ! Component: 150 - total flux cleaned = 0.000627916 Jy ! Component: 200 - total flux cleaned = 0.000695329 Jy ! Total flux subtracted in 200 components = 0.000695329 Jy ! Clean residual min=-0.001584 max=0.001520 Jy/beam ! Clean residual mean=-0.000017 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.401585 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 363 components and 0.401585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070886Jy sigma=1.316910 ! Fit after self-cal, rms=0.070886Jy sigma=1.316891 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 = 0.000183438 Jy ! Component: 100 - total flux cleaned = 0.000240408 Jy ! Component: 150 - total flux cleaned = 0.00024054 Jy ! Component: 200 - total flux cleaned = 0.000277921 Jy ! Total flux subtracted in 200 components = 0.000277921 Jy ! Clean residual min=-0.001582 max=0.001546 Jy/beam ! Clean residual mean=-0.000016 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.401863 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 376 components and 0.401863 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070885Jy sigma=1.316845 ! Fit after self-cal, rms=0.070885Jy sigma=1.316841 ! 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=3.875 mas, bmaj=4.716 mas, bpa=-7.276 degrees ! Estimated noise=0.309483 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.875 x 4.716 at -7.276 degrees (North through East) ! Clean map min=-0.0014324 max=0.18076 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=3.163 mas, bmaj=4.047 mas, bpa=-8.107 degrees ! Estimated noise=0.470628 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.140487 Jy ! Component: 100 - total flux cleaned = 0.203272 Jy ! Component: 150 - total flux cleaned = 0.242814 Jy ! Component: 200 - total flux cleaned = 0.270797 Jy ! Total flux subtracted in 200 components = 0.270797 Jy ! Clean residual min=-0.006130 max=0.016064 Jy/beam ! Clean residual mean=-0.000058 rms=0.001880 Jy/beam ! Combined flux in latest and established models = 0.270797 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 56 model components to the UV plane model. ! The established model now contains 56 components and 0.270797 Jy ! Inverting map and beam ! Estimated beam: bmin=3.875 mas, bmaj=4.716 mas, bpa=-7.276 degrees ! Estimated noise=0.309483 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 = 0.0319462 Jy ! Component: 100 - total flux cleaned = 0.0537547 Jy ! Component: 150 - total flux cleaned = 0.0692113 Jy ! Component: 200 - total flux cleaned = 0.0806667 Jy ! Total flux subtracted in 200 components = 0.0806667 Jy ! Clean residual min=-0.002827 max=0.006588 Jy/beam ! Clean residual mean=-0.000048 rms=0.000939 Jy/beam ! Combined flux in latest and established models = 0.351464 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 124 components and 0.351464 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00865554 Jy ! Component: 100 - total flux cleaned = 0.0153437 Jy ! Component: 150 - total flux cleaned = 0.0206165 Jy ! Component: 200 - total flux cleaned = 0.0248982 Jy ! Total flux subtracted in 200 components = 0.0248982 Jy ! Clean residual min=-0.002201 max=0.002915 Jy/beam ! Clean residual mean=-0.000025 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.376362 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 170 components and 0.376362 Jy ! Inverting map ! Added new window around map position (-11, 15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00360879 Jy ! Component: 100 - total flux cleaned = 0.00663478 Jy ! Component: 150 - total flux cleaned = 0.00923767 Jy ! Component: 200 - total flux cleaned = 0.0114909 Jy ! Total flux subtracted in 200 components = 0.0114909 Jy ! Clean residual min=-0.001889 max=0.001634 Jy/beam ! Clean residual mean=-0.000017 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.387853 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 205 components and 0.387852 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=8.102 mas, bmaj=8.363 mas, bpa=15.57 degrees ! Estimated noise=0.397799 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00337222 Jy ! Component: 100 - total flux cleaned = 0.00570499 Jy ! Component: 150 - total flux cleaned = 0.00746597 Jy ! Component: 200 - total flux cleaned = 0.00888841 Jy ! Total flux subtracted in 200 components = 0.00888841 Jy ! Clean residual min=-0.001751 max=0.001432 Jy/beam ! Clean residual mean=-0.000024 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.396741 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 = 0.00113727 Jy ! Component: 100 - total flux cleaned = 0.00186563 Jy ! Component: 150 - total flux cleaned = 0.00243779 Jy ! Component: 200 - total flux cleaned = 0.00285236 Jy ! Total flux subtracted in 200 components = 0.00285236 Jy ! Clean residual min=-0.001694 max=0.001410 Jy/beam ! Clean residual mean=-0.000021 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.399593 Jy ! Adding 150 model components to the UV plane model. ! The established model now contains 340 components and 0.399593 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.875 mas, bmaj=4.716 mas, bpa=-7.276 degrees ! Estimated noise=0.309483 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000291702 Jy ! Component: 100 - total flux cleaned = 0.000529333 Jy ! Component: 150 - total flux cleaned = 0.000707318 Jy ! Component: 200 - total flux cleaned = 0.000869397 Jy ! Total flux subtracted in 200 components = 0.000869397 Jy ! Clean residual min=-0.001632 max=0.001337 Jy/beam ! Clean residual mean=-0.000008 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.400463 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 357 components and 0.400463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070937Jy sigma=1.318135 ! Fit after self-cal, rms=0.070932Jy sigma=1.317992 wmodel J2339+6010_S_map.mod ! Writing 357 model components to file: J2339+6010_S_map.mod wobs J2339+6010_S_uvs.fits ! Writing UV FITS file: J2339+6010_S_uvs.fits wwins J2339+6010_S_map.win ! wwins: Wrote 10 windows to J2339+6010_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 = -0.000730472 Jy ! Component: 100 - total flux cleaned = -0.00114941 Jy ! Component: 150 - total flux cleaned = -0.00134556 Jy ! Component: 200 - total flux cleaned = -0.00150854 Jy ! Component: 250 - total flux cleaned = -0.00164372 Jy ! Component: 300 - total flux cleaned = -0.00168741 Jy ! Component: 350 - total flux cleaned = -0.00168744 Jy ! Component: 400 - total flux cleaned = -0.0016874 Jy ! Component: 450 - total flux cleaned = -0.00168715 Jy ! Component: 500 - total flux cleaned = -0.00166714 Jy ! Component: 550 - total flux cleaned = -0.00166728 Jy ! Component: 600 - total flux cleaned = -0.00164815 Jy ! Component: 650 - total flux cleaned = -0.0016672 Jy ! Component: 700 - total flux cleaned = -0.00164856 Jy ! Component: 750 - total flux cleaned = -0.0016675 Jy ! Component: 800 - total flux cleaned = -0.00170419 Jy ! Component: 850 - total flux cleaned = -0.00170406 Jy ! Component: 900 - total flux cleaned = -0.00175777 Jy ! Component: 950 - total flux cleaned = -0.00177531 Jy ! Component: 1000 - total flux cleaned = -0.00181015 Jy ! Component: 1050 - total flux cleaned = -0.00182743 Jy ! Component: 1100 - total flux cleaned = -0.00184455 Jy ! Component: 1150 - total flux cleaned = -0.00187826 Jy ! Component: 1200 - total flux cleaned = -0.00192858 Jy ! Component: 1250 - total flux cleaned = -0.00194496 Jy ! Component: 1300 - total flux cleaned = -0.00191241 Jy ! Component: 1350 - total flux cleaned = -0.00197741 Jy ! Component: 1400 - total flux cleaned = -0.00197788 Jy ! Component: 1450 - total flux cleaned = -0.00210564 Jy ! Component: 1500 - total flux cleaned = -0.00212124 Jy ! Component: 1550 - total flux cleaned = -0.00216816 Jy ! Component: 1600 - total flux cleaned = -0.00219927 Jy ! Component: 1650 - total flux cleaned = -0.00233804 Jy ! Component: 1700 - total flux cleaned = -0.00235311 Jy ! Component: 1750 - total flux cleaned = -0.0024138 Jy ! Component: 1800 - total flux cleaned = -0.00247425 Jy ! Component: 1850 - total flux cleaned = -0.00259365 Jy ! Component: 1900 - total flux cleaned = -0.00259381 Jy ! Component: 1950 - total flux cleaned = -0.00274083 Jy ! Component: 2000 - total flux cleaned = -0.00278485 Jy ! Component: 2050 - total flux cleaned = -0.00284279 Jy ! Component: 2100 - total flux cleaned = -0.00294354 Jy ! Component: 2150 - total flux cleaned = -0.00304364 Jy ! Component: 2200 - total flux cleaned = -0.00314301 Jy ! Component: 2250 - total flux cleaned = -0.00317105 Jy ! Component: 2300 - total flux cleaned = -0.00333931 Jy ! Component: 2350 - total flux cleaned = -0.00338122 Jy ! Component: 2400 - total flux cleaned = -0.0035334 Jy ! Component: 2450 - total flux cleaned = -0.00358836 Jy ! Component: 2500 - total flux cleaned = -0.0036704 Jy ! Component: 2550 - total flux cleaned = -0.00373816 Jy ! Component: 2600 - total flux cleaned = -0.0038326 Jy ! Component: 2650 - total flux cleaned = -0.00396655 Jy ! Component: 2700 - total flux cleaned = -0.00401985 Jy ! Component: 2750 - total flux cleaned = -0.00405946 Jy ! Component: 2800 - total flux cleaned = -0.00421757 Jy ! Component: 2850 - total flux cleaned = -0.00424373 Jy ! Component: 2900 - total flux cleaned = -0.00425666 Jy ! Component: 2950 - total flux cleaned = -0.00434726 Jy ! Component: 3000 - total flux cleaned = -0.00439874 Jy ! Component: 3050 - total flux cleaned = -0.00450127 Jy ! Component: 3100 - total flux cleaned = -0.00450128 Jy ! Component: 3150 - total flux cleaned = -0.00455184 Jy ! Component: 3200 - total flux cleaned = -0.00462734 Jy ! Component: 3250 - total flux cleaned = -0.0046649 Jy ! Component: 3300 - total flux cleaned = -0.0048019 Jy ! Component: 3350 - total flux cleaned = -0.00483901 Jy ! Component: 3400 - total flux cleaned = -0.00491269 Jy ! Component: 3450 - total flux cleaned = -0.00491274 Jy ! Component: 3500 - total flux cleaned = -0.00494935 Jy ! Component: 3550 - total flux cleaned = -0.00503414 Jy ! Component: 3600 - total flux cleaned = -0.00504622 Jy ! Component: 3650 - total flux cleaned = -0.00508218 Jy ! Component: 3700 - total flux cleaned = -0.00518952 Jy ! Component: 3750 - total flux cleaned = -0.0051895 Jy ! Component: 3800 - total flux cleaned = -0.00521303 Jy ! Component: 3850 - total flux cleaned = -0.00523647 Jy ! Component: 3900 - total flux cleaned = -0.00532995 Jy ! Component: 3950 - total flux cleaned = -0.00531826 Jy ! Component: 4000 - total flux cleaned = -0.00536459 Jy ! Component: 4050 - total flux cleaned = -0.00539909 Jy ! Total flux subtracted in 4096 components = -0.00541063 Jy ! Clean residual min=-0.000627 max=0.000771 Jy/beam ! Clean residual mean=-0.000004 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.395052 Jy keep ! Adding 311 model components to the UV plane model. ! The established model now contains 668 components and 0.395052 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2339+6010_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.875 x 4.716 at -7.276 degrees (North through East) ! Clean map min=-0.0013225 max=0.18142 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2339+6010_S_map.fits wmodel /vlbi/uf001/uva//J2339+6010_S_map.mod ! Writing 668 model components to file: /vlbi/uf001/uva//J2339+6010_S_map.mod wobs /vlbi/uf001/uva//J2339+6010_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2339+6010_S_uvs.fits wwins /vlbi/uf001/uva//J2339+6010_S_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J2339+6010_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.181421 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000210263 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.347694 0.347694 0.695388 1.39078 2.78155 5.5631 11.1262 22.2524 44.5048 89.0097 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.181 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 862.827 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2339+6010_S_dfm.log closed on Mon Jan 14 06:47:04 2019