! Started logfile: /vlbi/uf001/uva//J1209+2547_S_dfm.log on Mon Jan 14 01:40:37 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//J1209+2547_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1209+2547_S_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.976608 visibilities/baseline/integration-bin. ! Found source: J1209+2547 ! ! 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 7515 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 J1209+2547_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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014336Jy sigma=25.089480 ! Fit after self-cal, rms=0.846924Jy sigma=20.956572 ! 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=3.182 mas, bmaj=5.995 mas, bpa=-5.175 degrees ! Estimated noise=0.492482 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 = 0.120333 Jy ! Component: 100 - total flux cleaned = 0.158483 Jy ! Total flux subtracted in 100 components = 0.158483 Jy ! Clean residual min=-0.014221 max=0.051557 Jy/beam ! Clean residual mean=-0.000049 rms=0.004257 Jy/beam ! Combined flux in latest and established models = 0.158483 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.158483 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.099151Jy sigma=2.355029 ! Fit after self-cal, rms=0.098969Jy sigma=2.350951 ! Inverting map ! Added new window around map position (-9, -12). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0450048 Jy ! Component: 100 - total flux cleaned = 0.0644683 Jy ! Total flux subtracted in 100 components = 0.0644683 Jy ! Clean residual min=-0.009283 max=0.022727 Jy/beam ! Clean residual mean=-0.000028 rms=0.002638 Jy/beam ! Combined flux in latest and established models = 0.222951 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 21 components and 0.222951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076647Jy sigma=1.792510 ! Fit after self-cal, rms=0.071963Jy sigma=1.678337 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.019056 Jy ! Component: 100 - total flux cleaned = 0.0290794 Jy ! Total flux subtracted in 100 components = 0.0290794 Jy ! Clean residual min=-0.006251 max=0.016773 Jy/beam ! Clean residual mean=-0.000008 rms=0.001751 Jy/beam ! Combined flux in latest and established models = 0.252031 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 36 components and 0.252031 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066063Jy sigma=1.532414 ! Fit after self-cal, rms=0.065257Jy sigma=1.514243 ! Inverting map ! Added new window around map position (-4.5, -6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0148494 Jy ! Component: 100 - total flux cleaned = 0.021956 Jy ! Total flux subtracted in 100 components = 0.021956 Jy ! Clean residual min=-0.004321 max=0.008493 Jy/beam ! Clean residual mean=0.000007 rms=0.001271 Jy/beam ! Combined flux in latest and established models = 0.273987 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 48 components and 0.273987 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061792Jy sigma=1.427630 ! Fit after self-cal, rms=0.061513Jy sigma=1.421988 ! Inverting map ! Added new window around map position (-14, -26.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00821272 Jy ! Component: 100 - total flux cleaned = 0.0134568 Jy ! Total flux subtracted in 100 components = 0.0134568 Jy ! Clean residual min=-0.003870 max=0.004283 Jy/beam ! Clean residual mean=0.000006 rms=0.001062 Jy/beam ! Combined flux in latest and established models = 0.287443 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 64 components and 0.287443 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060119Jy sigma=1.387667 ! Fit after self-cal, rms=0.060008Jy sigma=1.385631 ! 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=3.609 mas, bmaj=6.655 mas, bpa=-4.169 degrees ! Estimated noise=0.340368 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 = 0.00627793 Jy ! Component: 100 - total flux cleaned = 0.0109976 Jy ! Component: 150 - total flux cleaned = 0.0146768 Jy ! Component: 200 - total flux cleaned = 0.0175714 Jy ! Total flux subtracted in 200 components = 0.0175714 Jy ! Clean residual min=-0.003768 max=0.003914 Jy/beam ! Clean residual mean=0.000008 rms=0.001008 Jy/beam ! Combined flux in latest and established models = 0.305015 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 99 components and 0.305015 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059027Jy sigma=1.362924 ! Fit after self-cal, rms=0.058900Jy sigma=1.360384 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.609 x 6.655 at -4.169 degrees (North through East) ! Clean map min=-0.0037721 max=0.14307 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.01 KP 1.01 ! LA 0.94 MK 0.99 NL 0.99 OV 1.00 ! PT 0.98 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.99 KP 1.04 ! LA 0.95 MK 0.96 NL 1.01 OV 1.09 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.01 KP 1.02 ! LA 0.93 MK 1.02 NL 1.02 OV 1.03 ! PT 0.96 SC 1.01 ! ! ! Fit before self-cal, rms=0.058900Jy sigma=1.360384 ! Fit after self-cal, rms=0.058035Jy sigma=1.341783 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.61 mas, bmaj=6.676 mas, bpa=-4.274 degrees ! Estimated noise=0.338534 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 = 0.00290479 Jy ! Component: 100 - total flux cleaned = 0.00380289 Jy ! Component: 150 - total flux cleaned = 0.00445291 Jy ! Component: 200 - total flux cleaned = 0.00508351 Jy ! Total flux subtracted in 200 components = 0.00508351 Jy ! Clean residual min=-0.002952 max=0.003744 Jy/beam ! Clean residual mean=0.000012 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 0.310098 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 121 components and 0.310098 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057832Jy sigma=1.336541 ! Fit after self-cal, rms=0.057795Jy sigma=1.335767 ! 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=0.057795Jy sigma=1.335767 ! Fit after self-cal, rms=0.057170Jy sigma=1.300522 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.599 mas, bmaj=6.654 mas, bpa=-4.465 degrees ! Estimated noise=0.338906 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000489504 Jy ! Component: 100 - total flux cleaned = 0.000878494 Jy ! Component: 150 - total flux cleaned = 0.00115952 Jy ! Component: 200 - total flux cleaned = 0.00136551 Jy ! Total flux subtracted in 200 components = 0.00136551 Jy ! Clean residual min=-0.002123 max=0.002586 Jy/beam ! Clean residual mean=0.000003 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.311464 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 133 components and 0.311464 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057074Jy sigma=1.298223 ! Fit after self-cal, rms=0.057066Jy sigma=1.297886 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 (-20.5, -33). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281732 Jy ! Component: 100 - total flux cleaned = 0.00454649 Jy ! Component: 150 - total flux cleaned = 0.00552869 Jy ! Component: 200 - total flux cleaned = 0.00605264 Jy ! Total flux subtracted in 200 components = 0.00605264 Jy ! Clean residual min=-0.002031 max=0.002492 Jy/beam ! Clean residual mean=0.000003 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.317516 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 173 components and 0.317516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056900Jy sigma=1.293869 ! Fit after self-cal, rms=0.056888Jy sigma=1.293646 ! Inverting map ! Added new window around map position (-23, 65.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001518 Jy ! Component: 100 - total flux cleaned = 0.00198494 Jy ! Component: 150 - total flux cleaned = 0.00243476 Jy ! Component: 200 - total flux cleaned = 0.00269567 Jy ! Total flux subtracted in 200 components = 0.00269567 Jy ! Clean residual min=-0.001852 max=0.002025 Jy/beam ! Clean residual mean=0.000001 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.320212 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 192 components and 0.320212 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056791Jy sigma=1.291283 ! Fit after self-cal, rms=0.056786Jy sigma=1.291185 ! Inverting map ! Added new window around map position (-45, -98.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181771 Jy ! Component: 100 - total flux cleaned = 0.0029167 Jy ! Component: 150 - total flux cleaned = 0.00358477 Jy ! Component: 200 - total flux cleaned = 0.00392492 Jy ! Total flux subtracted in 200 components = 0.00392492 Jy ! Clean residual min=-0.001768 max=0.001909 Jy/beam ! Clean residual mean=0.000000 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.324137 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 211 components and 0.324137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056709Jy sigma=1.289334 ! Fit after self-cal, rms=0.056704Jy sigma=1.289235 ! 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=0.056704Jy sigma=1.289235 ! Fit after self-cal, rms=0.056649Jy sigma=1.288826 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.597 mas, bmaj=6.653 mas, bpa=-4.516 degrees ! Estimated noise=0.338683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000591146 Jy ! Component: 100 - total flux cleaned = 0.00113144 Jy ! Component: 150 - total flux cleaned = 0.00133136 Jy ! Component: 200 - total flux cleaned = 0.00152324 Jy ! Total flux subtracted in 200 components = 0.00152324 Jy ! Clean residual min=-0.001711 max=0.001713 Jy/beam ! Clean residual mean=0.000000 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.32566 Jy selfcal ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 226 components and 0.32566 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056608Jy sigma=1.287915 ! Fit after self-cal, rms=0.056605Jy sigma=1.287890 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 = 0.000386817 Jy ! Component: 100 - total flux cleaned = 0.000564767 Jy ! Component: 150 - total flux cleaned = 0.000677681 Jy ! Component: 200 - total flux cleaned = 0.000815276 Jy ! Total flux subtracted in 200 components = 0.000815276 Jy ! Clean residual min=-0.001696 max=0.001694 Jy/beam ! Clean residual mean=0.000000 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.326476 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 236 components and 0.326476 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056577Jy sigma=1.287262 ! Fit after self-cal, rms=0.056576Jy sigma=1.287250 ! 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=0.056576Jy sigma=1.287250 ! Fit after self-cal, rms=0.056522Jy sigma=1.287186 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.467 mas, bmaj=10.07 mas, bpa=-3.199 degrees ! Estimated noise=0.414501 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00141538 Jy ! Component: 100 - total flux cleaned = 0.00238007 Jy ! Component: 150 - total flux cleaned = 0.00297989 Jy ! Component: 200 - total flux cleaned = 0.00332581 Jy ! Total flux subtracted in 200 components = 0.00332581 Jy ! Clean residual min=-0.001683 max=0.001896 Jy/beam ! Clean residual mean=-0.000001 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.329801 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 251 components and 0.329801 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056512Jy sigma=1.287040 ! Fit after self-cal, rms=0.056508Jy sigma=1.286978 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 = 0.000543093 Jy ! Component: 100 - total flux cleaned = 0.000856335 Jy ! Component: 150 - total flux cleaned = 0.00105801 Jy ! Component: 200 - total flux cleaned = 0.0012082 Jy ! Total flux subtracted in 200 components = 0.0012082 Jy ! Clean residual min=-0.001618 max=0.001885 Jy/beam ! Clean residual mean=-0.000001 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.33101 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 270 components and 0.33101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056502Jy sigma=1.286894 ! Fit after self-cal, rms=0.056501Jy sigma=1.286879 ! Inverting map ! Added new window around map position (46, -51). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014943 Jy ! Component: 100 - total flux cleaned = 0.00180836 Jy ! Component: 150 - total flux cleaned = 0.00204198 Jy ! Component: 200 - total flux cleaned = 0.00218603 Jy ! Total flux subtracted in 200 components = 0.00218603 Jy ! Clean residual min=-0.001457 max=0.001432 Jy/beam ! Clean residual mean=-0.000003 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.333196 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 293 components and 0.333196 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056465Jy sigma=1.285960 ! Fit after self-cal, rms=0.056459Jy sigma=1.285906 ! 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=3.597 mas, bmaj=6.652 mas, bpa=-4.543 degrees ! Estimated noise=0.338474 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.597 x 6.652 at -4.543 degrees (North through East) ! Clean map min=-0.0016934 max=0.14175 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=3.171 mas, bmaj=5.984 mas, bpa=-5.718 degrees ! Estimated noise=0.490425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.123397 Jy ! Component: 100 - total flux cleaned = 0.180121 Jy ! Component: 150 - total flux cleaned = 0.214068 Jy ! Component: 200 - total flux cleaned = 0.236242 Jy ! Total flux subtracted in 200 components = 0.236242 Jy ! Clean residual min=-0.005545 max=0.011971 Jy/beam ! Clean residual mean=-0.000011 rms=0.001694 Jy/beam ! Combined flux in latest and established models = 0.236242 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.236242 Jy ! Inverting map and beam ! Estimated beam: bmin=3.597 mas, bmaj=6.652 mas, bpa=-4.543 degrees ! Estimated noise=0.338474 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 = 0.0171065 Jy ! Component: 100 - total flux cleaned = 0.0291809 Jy ! Component: 150 - total flux cleaned = 0.0384491 Jy ! Component: 200 - total flux cleaned = 0.0458487 Jy ! Total flux subtracted in 200 components = 0.0458487 Jy ! Clean residual min=-0.003235 max=0.004965 Jy/beam ! Clean residual mean=0.000000 rms=0.000918 Jy/beam ! Combined flux in latest and established models = 0.28209 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 62 components and 0.28209 Jy ! Inverting map ! Added new window around map position (-10, -28). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0061472 Jy ! Component: 100 - total flux cleaned = 0.011181 Jy ! Component: 150 - total flux cleaned = 0.0153772 Jy ! Component: 200 - total flux cleaned = 0.0189011 Jy ! Total flux subtracted in 200 components = 0.0189011 Jy ! Clean residual min=-0.002336 max=0.002260 Jy/beam ! Clean residual mean=0.000000 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.300991 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 108 components and 0.300991 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=7.467 mas, bmaj=10.07 mas, bpa=-3.199 degrees ! Estimated noise=0.414501 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00509569 Jy ! Component: 100 - total flux cleaned = 0.00887928 Jy ! Component: 150 - total flux cleaned = 0.0119356 Jy ! Component: 200 - total flux cleaned = 0.0145199 Jy ! Total flux subtracted in 200 components = 0.0145199 Jy ! Clean residual min=-0.002284 max=0.001960 Jy/beam ! Clean residual mean=-0.000002 rms=0.000608 Jy/beam ! Combined flux in latest and established models = 0.315511 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 = 0.0022292 Jy ! Component: 100 - total flux cleaned = 0.00417477 Jy ! Component: 150 - total flux cleaned = 0.00588855 Jy ! Component: 200 - total flux cleaned = 0.00740615 Jy ! Total flux subtracted in 200 components = 0.00740615 Jy ! Clean residual min=-0.001859 max=0.001595 Jy/beam ! Clean residual mean=-0.000003 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.322917 Jy ! Adding 158 model components to the UV plane model. ! The established model now contains 253 components and 0.322917 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.597 mas, bmaj=6.652 mas, bpa=-4.543 degrees ! Estimated noise=0.338474 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000812228 Jy ! Component: 100 - total flux cleaned = 0.00186157 Jy ! Component: 150 - total flux cleaned = 0.0027026 Jy ! Component: 200 - total flux cleaned = 0.00328282 Jy ! Total flux subtracted in 200 components = 0.00328282 Jy ! Clean residual min=-0.001589 max=0.001480 Jy/beam ! Clean residual mean=-0.000001 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.3262 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 285 components and 0.3262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056530Jy sigma=1.287463 ! Fit after self-cal, rms=0.056513Jy sigma=1.286936 wmodel J1209+2547_S_map.mod ! Writing 285 model components to file: J1209+2547_S_map.mod wobs J1209+2547_S_uvs.fits ! Writing UV FITS file: J1209+2547_S_uvs.fits wwins J1209+2547_S_map.win ! wwins: Wrote 9 windows to J1209+2547_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 = -0.000363938 Jy ! Component: 100 - total flux cleaned = -0.000558511 Jy ! Component: 150 - total flux cleaned = -0.000770015 Jy ! Component: 200 - total flux cleaned = -0.000897862 Jy ! Component: 250 - total flux cleaned = -0.00109628 Jy ! Component: 300 - total flux cleaned = -0.0012404 Jy ! Component: 350 - total flux cleaned = -0.0013575 Jy ! Component: 400 - total flux cleaned = -0.00147215 Jy ! Component: 450 - total flux cleaned = -0.00156253 Jy ! Component: 500 - total flux cleaned = -0.00160683 Jy ! Component: 550 - total flux cleaned = -0.00169383 Jy ! Component: 600 - total flux cleaned = -0.0016937 Jy ! Component: 650 - total flux cleaned = -0.00169385 Jy ! Component: 700 - total flux cleaned = -0.00173539 Jy ! Component: 750 - total flux cleaned = -0.00171469 Jy ! Component: 800 - total flux cleaned = -0.00165401 Jy ! Component: 850 - total flux cleaned = -0.00161397 Jy ! Component: 900 - total flux cleaned = -0.00161409 Jy ! Component: 950 - total flux cleaned = -0.00157495 Jy ! Component: 1000 - total flux cleaned = -0.00145948 Jy ! Component: 1050 - total flux cleaned = -0.00145924 Jy ! Component: 1100 - total flux cleaned = -0.00140253 Jy ! Component: 1150 - total flux cleaned = -0.00136548 Jy ! Component: 1200 - total flux cleaned = -0.00129171 Jy ! Component: 1250 - total flux cleaned = -0.00123691 Jy ! Component: 1300 - total flux cleaned = -0.00114627 Jy ! Component: 1350 - total flux cleaned = -0.0011283 Jy ! Component: 1400 - total flux cleaned = -0.000968904 Jy ! Component: 1450 - total flux cleaned = -0.000863734 Jy ! Component: 1500 - total flux cleaned = -0.000863784 Jy ! Component: 1550 - total flux cleaned = -0.00084672 Jy ! Component: 1600 - total flux cleaned = -0.000761707 Jy ! Component: 1650 - total flux cleaned = -0.000778611 Jy ! Component: 1700 - total flux cleaned = -0.000728539 Jy ! Component: 1750 - total flux cleaned = -0.000778308 Jy ! Component: 1800 - total flux cleaned = -0.000761922 Jy ! Component: 1850 - total flux cleaned = -0.000778091 Jy ! Component: 1900 - total flux cleaned = -0.000745913 Jy ! Component: 1950 - total flux cleaned = -0.000810118 Jy ! Component: 2000 - total flux cleaned = -0.000841831 Jy ! Component: 2050 - total flux cleaned = -0.000841841 Jy ! Component: 2100 - total flux cleaned = -0.000904565 Jy ! Component: 2150 - total flux cleaned = -0.000966752 Jy ! Component: 2200 - total flux cleaned = -0.000982064 Jy ! Component: 2250 - total flux cleaned = -0.000981973 Jy ! Component: 2300 - total flux cleaned = -0.000982176 Jy ! Component: 2350 - total flux cleaned = -0.00101226 Jy ! Component: 2400 - total flux cleaned = -0.00108701 Jy ! Component: 2450 - total flux cleaned = -0.00104241 Jy ! Component: 2500 - total flux cleaned = -0.00111589 Jy ! Component: 2550 - total flux cleaned = -0.00108668 Jy ! Component: 2600 - total flux cleaned = -0.00110111 Jy ! Component: 2650 - total flux cleaned = -0.00114442 Jy ! Component: 2700 - total flux cleaned = -0.0011728 Jy ! Component: 2750 - total flux cleaned = -0.00117259 Jy ! Component: 2800 - total flux cleaned = -0.00115864 Jy ! Component: 2850 - total flux cleaned = -0.00120058 Jy ! Component: 2900 - total flux cleaned = -0.0012282 Jy ! Component: 2950 - total flux cleaned = -0.00124204 Jy ! Component: 3000 - total flux cleaned = -0.00121453 Jy ! Component: 3050 - total flux cleaned = -0.00125519 Jy ! Component: 3100 - total flux cleaned = -0.0012551 Jy ! Component: 3150 - total flux cleaned = -0.00125517 Jy ! Component: 3200 - total flux cleaned = -0.00128173 Jy ! Component: 3250 - total flux cleaned = -0.00130817 Jy ! Component: 3300 - total flux cleaned = -0.0013476 Jy ! Component: 3350 - total flux cleaned = -0.00134749 Jy ! Component: 3400 - total flux cleaned = -0.00141229 Jy ! Component: 3450 - total flux cleaned = -0.00136085 Jy ! Component: 3500 - total flux cleaned = -0.00139915 Jy ! Component: 3550 - total flux cleaned = -0.00146269 Jy ! Component: 3600 - total flux cleaned = -0.00145008 Jy ! Component: 3650 - total flux cleaned = -0.00146276 Jy ! Component: 3700 - total flux cleaned = -0.00146275 Jy ! Component: 3750 - total flux cleaned = -0.00146274 Jy ! Component: 3800 - total flux cleaned = -0.00146277 Jy ! Component: 3850 - total flux cleaned = -0.00151185 Jy ! Component: 3900 - total flux cleaned = -0.00154851 Jy ! Component: 3950 - total flux cleaned = -0.0015606 Jy ! Component: 4000 - total flux cleaned = -0.0015606 Jy ! Component: 4050 - total flux cleaned = -0.0015964 Jy ! Total flux subtracted in 4096 components = -0.00158453 Jy ! Clean residual min=-0.000712 max=0.000787 Jy/beam ! Clean residual mean=-0.000002 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.324616 Jy keep ! Adding 264 model components to the UV plane model. ! The established model now contains 549 components and 0.324616 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1209+2547_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.597 x 6.652 at -4.543 degrees (North through East) ! Clean map min=-0.0013329 max=0.14143 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1209+2547_S_map.fits wmodel /vlbi/uf001/uva//J1209+2547_S_map.mod ! Writing 549 model components to file: /vlbi/uf001/uva//J1209+2547_S_map.mod wobs /vlbi/uf001/uva//J1209+2547_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1209+2547_S_uvs.fits wwins /vlbi/uf001/uva//J1209+2547_S_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J1209+2547_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.141426 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000211893 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.449479 0.449479 0.898957 1.79791 3.59583 7.19166 14.3833 28.7666 57.5333 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.141 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 667.44 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1209+2547_S_dfm.log closed on Mon Jan 14 01:40:43 2019