! Started logfile: J0530+1331_S_2009_04_21_pus_uvs.log on Mon Jan 24 18:24:50 2011 obs J0530+1331_S_2009_04_21_pus_uva.fits ! Reading UV FITS file: J0530+1331_S_2009_04_21_pus_uva.fits ! AN table 1: 22 integrations on 120 of 120 possible baselines. ! AN table 2: 114 integrations on 120 of 120 possible baselines. ! AN table 3: 72 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.10028 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0530+1331 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1864 lines of history. ! ! Reading 10012 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0530+1331_S_2009_04_21_pus] 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 mapsize field_size, field_cell ! Map grid = 512x512 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 219 telescope corrections were flagged in sub-array 1. ! A total of 1339 telescope corrections were flagged in sub-array 2. ! A total of 878 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 219 telescope corrections were flagged in sub-array 1. ! A total of 1339 telescope corrections were flagged in sub-array 2. ! A total of 878 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 219 telescope corrections were flagged in sub-array 1. ! A total of 1339 telescope corrections were flagged in sub-array 2. ! A total of 878 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 219 telescope corrections were flagged in sub-array 1. ! A total of 1339 telescope corrections were flagged in sub-array 2. ! A total of 878 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=2.079357Jy sigma=0.017580 ! Fit after self-cal, rms=1.946806Jy sigma=0.016542 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.965 mas, bmaj=4.72 mas, bpa=-0.3134 degrees ! Estimated noise=1264.52 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 = 2.07689 Jy ! Component: 100 - total flux cleaned = 2.63036 Jy ! Total flux subtracted in 100 components = 2.63036 Jy ! Clean residual min=-0.066388 max=0.245728 Jy/beam ! Clean residual mean=0.001868 rms=0.022166 Jy/beam ! Combined flux in latest and established models = 2.63036 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 2.63036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.674556Jy sigma=0.005813 ! Fit after self-cal, rms=0.673370Jy sigma=0.005809 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.278065 Jy ! Component: 100 - total flux cleaned = 0.444947 Jy ! Total flux subtracted in 100 components = 0.444947 Jy ! Clean residual min=-0.057499 max=0.090974 Jy/beam ! Clean residual mean=0.001130 rms=0.014398 Jy/beam ! Combined flux in latest and established models = 3.07531 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 25 components and 3.07531 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.486837Jy sigma=0.003910 ! Fit after self-cal, rms=0.484079Jy sigma=0.003898 ! Inverting map ! Added new window around map position (2, 4.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.120958 Jy ! Component: 100 - total flux cleaned = 0.208379 Jy ! Total flux subtracted in 100 components = 0.208379 Jy ! Clean residual min=-0.051248 max=0.066119 Jy/beam ! Clean residual mean=0.000792 rms=0.012099 Jy/beam ! Combined flux in latest and established models = 3.28369 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 42 components and 3.28369 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.429312Jy sigma=0.003280 ! Fit after self-cal, rms=0.427599Jy sigma=0.003270 ! 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=2.295 mas, bmaj=5.348 mas, bpa=0.5012 degrees ! Estimated noise=929.116 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 = 0.132432 Jy ! Component: 100 - total flux cleaned = 0.213508 Jy ! Component: 150 - total flux cleaned = 0.266154 Jy ! Component: 200 - total flux cleaned = 0.301255 Jy ! Total flux subtracted in 200 components = 0.301255 Jy ! Clean residual min=-0.028290 max=0.064076 Jy/beam ! Clean residual mean=0.008496 rms=0.009420 Jy/beam ! Combined flux in latest and established models = 3.58494 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 71 components and 3.58494 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.390241Jy sigma=0.002787 ! Fit after self-cal, rms=0.387748Jy sigma=0.002766 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 HN 1.00 KB 0.93 ! KK 1.07 KP 1.00* LA 1.09 MK 0.98 ! NL 0.99 NY 1.01 OV 1.00* PT 1.06 ! SC 1.04 TS 0.96 WZ 0.94 ZC 1.24 ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00 HN 1.28 KB 0.93 ! KK 1.01 KP 0.95 LA 1.05 MK 0.93 ! NL 0.98 NY 1.04 OV 0.95 PT 1.01 ! SC 1.03 TS 0.95 WZ 0.95 ZC 1.29 ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.98 HN 1.31 KB 0.92 ! KK 1.07 KP 1.11 LA 1.04 MK 0.94 ! NL 0.98 NY 1.05 OV 0.93 PT 1.01 ! SC 1.04 TS 0.97 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.06 HN 1.01 KB 0.99 ! KK 1.00 KP 1.00* LA 1.02 MK 1.00 ! NL 0.99 NY 0.97 OV 1.00* PT 1.06 ! SC 1.08 TS 0.94 WZ 0.87 ZC 1.06 ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.01 HN 1.11 KB 1.00 ! KK 0.94 KP 1.01 LA 0.99 MK 0.92 ! NL 0.99 NY 1.01 OV 1.01 PT 1.01 ! SC 1.07 TS 0.94 WZ 0.90 ZC 1.11 ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.98 HN 1.13 KB 0.99 ! KK 0.99 KP 1.00 LA 0.98 MK 0.98 ! NL 0.97 NY 1.03 OV 1.03 PT 1.00 ! SC 1.10 TS 0.96 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.05 HN 0.98 KB 1.02 ! KK 1.04 KP 1.00* LA 1.05 MK 0.99 ! NL 0.99 NY 0.95 OV 1.00* PT 1.10 ! SC 0.99 TS 0.99 WZ 0.80 ZC 0.93 ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.99 HN 1.23 KB 1.03 ! KK 0.95 KP 1.01 LA 1.02 MK 0.94 ! NL 0.98 NY 0.97 OV 1.01 PT 1.05 ! SC 0.98 TS 0.99 WZ 0.83 ZC 0.96 ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.97 HN 1.30 KB 1.03 ! KK 1.03 KP 1.00 LA 1.00 MK 0.97 ! NL 0.98 NY 0.99 OV 0.98 PT 1.03 ! SC 1.01 TS 0.99 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 HN 0.99 KB 1.06 ! KK 0.98 KP 1.00* LA 1.04 MK 0.98 ! NL 0.98 NY 0.93 OV 1.00* PT 0.97 ! SC 1.01 TS 1.01 WZ 0.78 ZC 0.94 ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 HN 1.16 KB 1.05 ! KK 0.94 KP 1.01 LA 1.01 MK 0.94 ! NL 0.97 NY 0.95 OV 0.85 PT 0.92 ! SC 1.00 TS 0.97 WZ 0.80 ZC 0.97 ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.97 HN 1.17 KB 1.07 ! KK 1.00 KP 0.99 LA 1.01 MK 0.97 ! NL 0.97 NY 0.97 OV 0.82 PT 0.91 ! SC 1.04 TS 0.99 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.387748Jy sigma=0.002766 ! Fit after self-cal, rms=0.234600Jy sigma=0.001610 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.274 mas, bmaj=5.56 mas, bpa=1.753 degrees ! Estimated noise=944.037 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 = 0.00369774 Jy ! Component: 100 - total flux cleaned = 0.00544335 Jy ! Component: 150 - total flux cleaned = 0.0064582 Jy ! Component: 200 - total flux cleaned = 0.0064589 Jy ! Total flux subtracted in 200 components = 0.0064589 Jy ! Clean residual min=-0.011762 max=0.014736 Jy/beam ! Clean residual mean=0.001458 rms=0.003141 Jy/beam ! Combined flux in latest and established models = 3.5914 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 80 components and 3.5914 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232775Jy sigma=0.001599 ! Fit after self-cal, rms=0.232510Jy sigma=0.001597 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232510Jy sigma=0.001597 ! Fit after self-cal, rms=0.214425Jy sigma=0.001480 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.275 mas, bmaj=5.57 mas, bpa=1.691 degrees ! Estimated noise=945.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000277671 Jy ! Component: 100 - total flux cleaned = 0.00105887 Jy ! Component: 150 - total flux cleaned = 0.00146426 Jy ! Component: 200 - total flux cleaned = 0.00164095 Jy ! Total flux subtracted in 200 components = 0.00164095 Jy ! Clean residual min=-0.008209 max=0.012085 Jy/beam ! Clean residual mean=0.000883 rms=0.002221 Jy/beam ! Combined flux in latest and established models = 3.59304 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 84 components and 3.59304 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213583Jy sigma=0.001475 ! Fit after self-cal, rms=0.213446Jy sigma=0.001474 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 (5.5, 8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00803474 Jy ! Component: 100 - total flux cleaned = 0.00776468 Jy ! Component: 150 - total flux cleaned = 0.00733851 Jy ! Component: 200 - total flux cleaned = 0.00734144 Jy ! Total flux subtracted in 200 components = 0.00734144 Jy ! Clean residual min=-0.007487 max=0.008615 Jy/beam ! Clean residual mean=0.000548 rms=0.002106 Jy/beam ! Combined flux in latest and established models = 3.60038 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 99 components and 3.60038 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212537Jy sigma=0.001469 ! Fit after self-cal, rms=0.212494Jy sigma=0.001468 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212494Jy sigma=0.001468 ! Fit after self-cal, rms=0.209178Jy sigma=0.001435 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.275 mas, bmaj=5.571 mas, bpa=1.716 degrees ! Estimated noise=945.237 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138372 Jy ! Component: 100 - total flux cleaned = 0.00202682 Jy ! Component: 150 - total flux cleaned = 0.00221152 Jy ! Component: 200 - total flux cleaned = 0.00238296 Jy ! Total flux subtracted in 200 components = 0.00238296 Jy ! Clean residual min=-0.005572 max=0.005758 Jy/beam ! Clean residual mean=0.000240 rms=0.001439 Jy/beam ! Combined flux in latest and established models = 3.60277 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 107 components and 3.60277 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208664Jy sigma=0.001432 ! Fit after self-cal, rms=0.208612Jy sigma=0.001432 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 = 0.000161091 Jy ! Component: 100 - total flux cleaned = 0.000464881 Jy ! Component: 150 - total flux cleaned = 0.000741831 Jy ! Component: 200 - total flux cleaned = 0.000994834 Jy ! Total flux subtracted in 200 components = 0.000994834 Jy ! Clean residual min=-0.005373 max=0.005622 Jy/beam ! Clean residual mean=0.000194 rms=0.001404 Jy/beam ! Combined flux in latest and established models = 3.60376 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 114 components and 3.60376 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208340Jy sigma=0.001431 ! Fit after self-cal, rms=0.208303Jy sigma=0.001430 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208303Jy sigma=0.001430 ! Fit after self-cal, rms=0.208259Jy sigma=0.001430 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.516 mas, bmaj=10.3 mas, bpa=-3.83 degrees ! Estimated noise=1283.85 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158774 Jy ! Component: 100 - total flux cleaned = 0.00201827 Jy ! Component: 150 - total flux cleaned = 0.00210302 Jy ! Component: 200 - total flux cleaned = 0.00210942 Jy ! Total flux subtracted in 200 components = 0.00210942 Jy ! Clean residual min=-0.005880 max=0.006144 Jy/beam ! Clean residual mean=0.000385 rms=0.001524 Jy/beam ! Combined flux in latest and established models = 3.60587 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 132 components and 3.60587 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208193Jy sigma=0.001430 ! Fit after self-cal, rms=0.208182Jy sigma=0.001430 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 = 0.00035034 Jy ! Component: 100 - total flux cleaned = 0.000550944 Jy ! Component: 150 - total flux cleaned = 0.000550161 Jy ! Component: 200 - total flux cleaned = 0.000548156 Jy ! Total flux subtracted in 200 components = 0.000548156 Jy ! Clean residual min=-0.005838 max=0.006028 Jy/beam ! Clean residual mean=0.000316 rms=0.001504 Jy/beam ! Combined flux in latest and established models = 3.60642 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 138 components and 3.60642 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208161Jy sigma=0.001430 ! Fit after self-cal, rms=0.208153Jy sigma=0.001430 ! 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=2.275 mas, bmaj=5.571 mas, bpa=1.726 degrees ! Estimated noise=945.443 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.275 x 5.571 at 1.726 degrees (North through East) ! Clean map min=-0.0046758 max=2.7826 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208153Jy sigma=0.001430 ! Fit after self-cal, rms=0.180752Jy sigma=0.001138 ! Inverting map and beam ! Estimated beam: bmin=2.275 mas, bmaj=5.572 mas, bpa=1.718 degrees ! Estimated noise=945.796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109167 Jy ! Component: 100 - total flux cleaned = 0.0016624 Jy ! Component: 150 - total flux cleaned = 0.00217899 Jy ! Component: 200 - total flux cleaned = 0.00241889 Jy ! Total flux subtracted in 200 components = 0.00241889 Jy ! Clean residual min=-0.005133 max=0.005390 Jy/beam ! Clean residual mean=0.000184 rms=0.001340 Jy/beam ! Combined flux in latest and established models = 3.60884 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 146 components and 3.60884 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180484Jy sigma=0.001137 ! Fit after self-cal, rms=0.180455Jy sigma=0.001137 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000165347 Jy ! Component: 100 - total flux cleaned = 6.06543e-05 Jy ! Component: 150 - total flux cleaned = 0.000163685 Jy ! Component: 200 - total flux cleaned = 0.000161763 Jy ! Total flux subtracted in 200 components = 0.000161763 Jy ! Clean residual min=-0.005176 max=0.005365 Jy/beam ! Clean residual mean=0.000176 rms=0.001324 Jy/beam ! Combined flux in latest and established models = 3.609 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 151 components and 3.609 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180291Jy sigma=0.001136 ! Fit after self-cal, rms=0.180272Jy sigma=0.001136 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180272Jy sigma=0.001136 ! Fit after self-cal, rms=0.180255Jy sigma=0.001135 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.95 mas, bmaj=4.723 mas, bpa=-0.2845 degrees ! Estimated noise=1295.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.07166 Jy ! Component: 100 - total flux cleaned = 2.63599 Jy ! Component: 150 - total flux cleaned = 2.92256 Jy ! Component: 200 - total flux cleaned = 3.09415 Jy ! Total flux subtracted in 200 components = 3.09415 Jy ! Clean residual min=-0.025095 max=0.092065 Jy/beam ! Clean residual mean=0.001028 rms=0.009210 Jy/beam ! Combined flux in latest and established models = 3.09415 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 24 model components to the UV plane model. ! The established model now contains 24 components and 3.09415 Jy ! Inverting map and beam ! Estimated beam: bmin=2.275 mas, bmaj=5.572 mas, bpa=1.728 degrees ! Estimated noise=946.187 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 = 0.193434 Jy ! Component: 100 - total flux cleaned = 0.306919 Jy ! Component: 150 - total flux cleaned = 0.376739 Jy ! Component: 200 - total flux cleaned = 0.421342 Jy ! Total flux subtracted in 200 components = 0.421342 Jy ! Clean residual min=-0.004176 max=0.024765 Jy/beam ! Clean residual mean=0.004504 rms=0.003048 Jy/beam ! Combined flux in latest and established models = 3.51549 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 79 components and 3.51549 Jy ! Inverting map ! Added new window around map position (-2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.029818 Jy ! Component: 100 - total flux cleaned = 0.0502704 Jy ! Component: 150 - total flux cleaned = 0.0646133 Jy ! Component: 200 - total flux cleaned = 0.0749509 Jy ! Total flux subtracted in 200 components = 0.0749509 Jy ! Clean residual min=-0.004486 max=0.006484 Jy/beam ! Clean residual mean=0.001048 rms=0.001476 Jy/beam ! Combined flux in latest and established models = 3.59045 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 101 components and 3.59045 Jy ! Inverting map ! Added new window around map position (-24, -41). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0078774 Jy ! Component: 100 - total flux cleaned = 0.0111854 Jy ! Component: 150 - total flux cleaned = 0.0136338 Jy ! Component: 200 - total flux cleaned = 0.0156329 Jy ! Total flux subtracted in 200 components = 0.0156329 Jy ! Clean residual min=-0.005181 max=0.005178 Jy/beam ! Clean residual mean=0.000334 rms=0.001349 Jy/beam ! Combined flux in latest and established models = 3.60608 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 116 components and 3.60608 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=8.515 mas, bmaj=10.3 mas, bpa=-3.829 degrees ! Estimated noise=1284.79 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00549869 Jy ! Component: 100 - total flux cleaned = 0.00665415 Jy ! Component: 150 - total flux cleaned = 0.00696652 Jy ! Component: 200 - total flux cleaned = 0.00702891 Jy ! Total flux subtracted in 200 components = 0.00702891 Jy ! Clean residual min=-0.006070 max=0.005339 Jy/beam ! Clean residual mean=0.000036 rms=0.001441 Jy/beam ! Combined flux in latest and established models = 3.61311 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 = 2.86155e-06 Jy ! Component: 100 - total flux cleaned = 4.88593e-06 Jy ! Component: 150 - total flux cleaned = -3.99177e-05 Jy ! Component: 200 - total flux cleaned = -3.74166e-05 Jy ! Total flux subtracted in 200 components = -3.74166e-05 Jy ! Clean residual min=-0.006004 max=0.005404 Jy/beam ! Clean residual mean=0.000042 rms=0.001432 Jy/beam ! Combined flux in latest and established models = 3.61307 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 151 components and 3.61307 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.275 mas, bmaj=5.572 mas, bpa=1.728 degrees ! Estimated noise=946.187 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00176629 Jy ! Component: 100 - total flux cleaned = -0.00159718 Jy ! Component: 150 - total flux cleaned = -0.00128248 Jy ! Component: 200 - total flux cleaned = -0.000983693 Jy ! Total flux subtracted in 200 components = -0.000983693 Jy ! Clean residual min=-0.005368 max=0.004933 Jy/beam ! Clean residual mean=0.000062 rms=0.001290 Jy/beam ! Combined flux in latest and established models = 3.61209 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 161 components and 3.61209 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180413Jy sigma=0.001136 ! Fit after self-cal, rms=0.180234Jy sigma=0.001135 wmodel J0530+1331_S_2009_04_21_pus_map.mod ! Writing 161 model components to file: J0530+1331_S_2009_04_21_pus_map.mod wobs J0530+1331_S_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J0530+1331_S_2009_04_21_pus_uvs.fits wwins J0530+1331_S_2009_04_21_pus_map.win ! wwins: Wrote 5 windows to J0530+1331_S_2009_04_21_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000427295 Jy ! Component: 100 - total flux cleaned = -0.000166331 Jy ! Component: 150 - total flux cleaned = -8.15561e-05 Jy ! Component: 200 - total flux cleaned = -0.000245129 Jy ! Component: 250 - total flux cleaned = -0.000324407 Jy ! Component: 300 - total flux cleaned = -0.000402627 Jy ! Component: 350 - total flux cleaned = -0.000554817 Jy ! Component: 400 - total flux cleaned = -0.000554475 Jy ! Component: 450 - total flux cleaned = -0.000554872 Jy ! Component: 500 - total flux cleaned = -0.000555381 Jy ! Component: 550 - total flux cleaned = -0.000555613 Jy ! Component: 600 - total flux cleaned = -0.00055531 Jy ! Component: 650 - total flux cleaned = -0.000486525 Jy ! Component: 700 - total flux cleaned = -0.000486736 Jy ! Component: 750 - total flux cleaned = -0.000486925 Jy ! Component: 800 - total flux cleaned = -0.000486851 Jy ! Component: 850 - total flux cleaned = -0.000421196 Jy ! Component: 900 - total flux cleaned = -0.000421505 Jy ! Component: 950 - total flux cleaned = -0.000421235 Jy ! Component: 1000 - total flux cleaned = -0.000357758 Jy ! Component: 1050 - total flux cleaned = -0.000357785 Jy ! Component: 1100 - total flux cleaned = -0.000357789 Jy ! Component: 1150 - total flux cleaned = -0.000357799 Jy ! Component: 1200 - total flux cleaned = -0.000357829 Jy ! Component: 1250 - total flux cleaned = -0.000297229 Jy ! Component: 1300 - total flux cleaned = -0.000297263 Jy ! Component: 1350 - total flux cleaned = -0.000237845 Jy ! Component: 1400 - total flux cleaned = -0.000297154 Jy ! Component: 1450 - total flux cleaned = -0.000238593 Jy ! Component: 1500 - total flux cleaned = -0.000238593 Jy ! Component: 1550 - total flux cleaned = -0.000181001 Jy ! Component: 1600 - total flux cleaned = -0.000180991 Jy ! Component: 1650 - total flux cleaned = -0.000123867 Jy ! Component: 1700 - total flux cleaned = -6.74102e-05 Jy ! Component: 1750 - total flux cleaned = -6.72334e-05 Jy ! Component: 1800 - total flux cleaned = 4.39422e-05 Jy ! Component: 1850 - total flux cleaned = 4.37522e-05 Jy ! Component: 1900 - total flux cleaned = 9.85474e-05 Jy ! Component: 1950 - total flux cleaned = 9.86004e-05 Jy ! Component: 2000 - total flux cleaned = 0.000152878 Jy ! Total flux subtracted in 2048 components = 0.000206833 Jy ! Clean residual min=-0.002686 max=0.002969 Jy/beam ! Clean residual mean=0.000050 rms=0.001002 Jy/beam ! Combined flux in latest and established models = 3.61229 Jy keep ! Adding 140 model components to the UV plane model. ! The established model now contains 300 components and 3.61229 Jy ![Exited script file: muppet] wmap "J0530+1331_S_2009_04_21_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.275 x 5.572 at 1.728 degrees (North through East) ! Clean map min=-0.0051383 max=2.7854 Jy/beam ! Writing clean map to FITS file: J0530+1331_S_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.78535 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00100406 device "J0530+1331_S_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J0530+1331_S_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.108144 0.108144 0.216288 0.432576 0.865152 1.7303 3.46061 6.92121 13.8424 27.6849 55.3697 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.003 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.785 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.275 x 5.572 at 1.728 degrees (North through East) ! Clean map min=-0.0051383 max=2.7854 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0530+1331_S_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J0530+1331_S_2009_04_21_pus_map.gif/vgif' mapplot cln