! Started logfile: J0237+2848_S_2003_07_09_pus_uvs.log on Sun Apr 7 18:26:16 2013 obs J0237+2848_S_2003_07_09_pus_uva.fits ! Reading UV FITS file: J0237+2848_S_2003_07_09_pus_uva.fits ! AN table 1: 101 integrations on 171 of 171 possible baselines. ! AN table 2: 376 integrations on 171 of 171 possible baselines. ! AN table 3: 106 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.150803 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0237+2848 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 1520 lines of history. ! ! Reading 60136 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 J0237+2848_S_2003_07_09_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 1563 telescope corrections were flagged in sub-array 1. ! A total of 4781 telescope corrections were flagged in sub-array 2. ! A total of 1371 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1563 telescope corrections were flagged in sub-array 1. ! A total of 4916 telescope corrections were flagged in sub-array 2. ! A total of 1452 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1563 telescope corrections were flagged in sub-array 1. ! A total of 4820 telescope corrections were flagged in sub-array 2. ! A total of 1369 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1563 telescope corrections were flagged in sub-array 1. ! A total of 4792 telescope corrections were flagged in sub-array 2. ! A total of 1370 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.481322Jy sigma=0.010925 ! Fit after self-cal, rms=1.163235Jy sigma=0.008579 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.079 mas, bmaj=3.34 mas, bpa=-12.9 degrees ! Estimated noise=1039.63 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 = 1.42125 Jy ! Component: 100 - total flux cleaned = 1.75472 Jy ! Total flux subtracted in 100 components = 1.75472 Jy ! Clean residual min=-0.046751 max=0.205214 Jy/beam ! Clean residual mean=0.000106 rms=0.016625 Jy/beam ! Combined flux in latest and established models = 1.75472 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.75472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.755788Jy sigma=0.004877 ! Fit after self-cal, rms=0.755141Jy sigma=0.004875 ! Inverting map ! Added new window around map position (-0.5, 5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.20114 Jy ! Component: 100 - total flux cleaned = 0.331686 Jy ! Total flux subtracted in 100 components = 0.331686 Jy ! Clean residual min=-0.040208 max=0.113951 Jy/beam ! Clean residual mean=0.000066 rms=0.013257 Jy/beam ! Combined flux in latest and established models = 2.08641 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 35 components and 2.08641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.678577Jy sigma=0.003964 ! Fit after self-cal, rms=0.673855Jy sigma=0.003932 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.111235 Jy ! Component: 100 - total flux cleaned = 0.190036 Jy ! Total flux subtracted in 100 components = 0.190036 Jy ! Clean residual min=-0.039952 max=0.081959 Jy/beam ! Clean residual mean=0.000039 rms=0.011629 Jy/beam ! Combined flux in latest and established models = 2.27644 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 47 components and 2.27644 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.648452Jy sigma=0.003594 ! Fit after self-cal, rms=0.646663Jy sigma=0.003581 ! 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=2.642 mas, bmaj=4.435 mas, bpa=-9.286 degrees ! Estimated noise=470.119 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 = 0.104354 Jy ! Component: 100 - total flux cleaned = 0.160478 Jy ! Component: 150 - total flux cleaned = 0.193739 Jy ! Component: 200 - total flux cleaned = 0.213616 Jy ! Total flux subtracted in 200 components = 0.213616 Jy ! Clean residual min=-0.030080 max=0.051131 Jy/beam ! Clean residual mean=0.001306 rms=0.009188 Jy/beam ! Combined flux in latest and established models = 2.49006 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 60 components and 2.49006 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.635509Jy sigma=0.003404 ! Fit after self-cal, rms=0.633600Jy sigma=0.003390 ! Inverting map ! Added new window around map position (-0.5, 10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0419218 Jy ! Component: 100 - total flux cleaned = 0.0498895 Jy ! Component: 150 - total flux cleaned = 0.0566087 Jy ! Component: 200 - total flux cleaned = 0.059815 Jy ! Total flux subtracted in 200 components = 0.059815 Jy ! Clean residual min=-0.030950 max=0.029700 Jy/beam ! Clean residual mean=0.000590 rms=0.008421 Jy/beam ! Combined flux in latest and established models = 2.54987 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 79 components and 2.54987 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.629979Jy sigma=0.003361 ! Fit after self-cal, rms=0.628952Jy sigma=0.003355 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.20 GC 1.03 GG 1.00* ! HN 1.05 KP 0.85 LA 1.23 MA 1.00* ! MK 1.08 NL 1.03 NY 1.16 ON 1.00* ! OV 0.94 PT 1.08 SC 0.81 TC 0.92 ! TS 1.01 WF 0.80 WZ 1.00* ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.18 GC 1.08 GG 1.00* ! HN 0.97 KP 0.91 LA 1.19 MA 1.24 ! MK 0.78 NL 0.97 NY 1.20 ON 1.27 ! OV 0.92 PT 1.04 SC 0.91 TC 1.02 ! TS 1.00* WF 0.99 WZ 0.98 ! ! A total of 150 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 FD 1.21 GC 1.00* GG 1.00* ! HN 0.90 KP 0.92 LA 1.22 MA 1.37 ! MK 1.00* NL 0.99 NY 1.17 ON 1.24 ! OV 0.97 PT 1.08 SC 1.00* TC 1.53 ! TS 1.00* WF 1.00 WZ 1.01 ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.13 GC 0.95 GG 1.00* ! HN 1.11 KP 1.01 LA 1.18 MA 1.00* ! MK 1.02 NL 1.06 NY 0.89 ON 1.00* ! OV 1.00 PT 1.07 SC 0.87 TC 1.06 ! TS 1.00 WF 0.85 WZ 1.00* ! ! A total of 123 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.10 GC 0.97 GG 1.00* ! HN 1.02 KP 0.99 LA 1.13 MA 1.00* ! MK 0.86 NL 1.00 NY 0.87 ON 1.05 ! OV 0.95 PT 1.02 SC 0.92 TC 1.07 ! TS 1.00* WF 0.95 WZ 0.97 ! ! A total of 123 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.16 FD 1.13 GC 1.00* GG 1.00* ! HN 1.00 KP 1.03 LA 1.16 MA 1.00* ! MK 1.00* NL 1.03 NY 0.89 ON 1.05 ! OV 1.02 PT 1.05 SC 1.00* TC 1.65 ! TS 1.00* WF 0.96 WZ 1.03 ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.05 GC 1.13 GG 1.00* ! HN 1.09 KP 0.98 LA 0.96 MA 1.00* ! MK 0.95 NL 1.09 NY 0.86 ON 1.00* ! OV 0.97 PT 1.10 SC 0.98 TC 0.94 ! TS 1.01 WF 0.89 WZ 1.00* ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.02 GC 1.17 GG 1.00* ! HN 1.01 KP 0.99 LA 0.92 MA 1.02 ! MK 0.88 NL 1.03 NY 0.84 ON 1.36 ! OV 0.99 PT 1.06 SC 1.04 TC 0.93 ! TS 1.00* WF 0.95 WZ 0.97 ! ! A total of 147 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.30 FD 1.06 GC 1.00* GG 1.00* ! HN 0.98 KP 1.00 LA 0.93 MA 1.01 ! MK 1.00* NL 1.05 NY 0.89 ON 1.30 ! OV 1.01 PT 1.09 SC 1.00* TC 1.32 ! TS 1.00* WF 0.95 WZ 1.04 ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 0.96 GC 1.17 GG 1.00* ! HN 1.11 KP 0.99 LA 0.78 MA 1.00* ! MK 0.89 NL 1.01 NY 0.81 ON 1.00* ! OV 0.80 PT 1.06 SC 1.01 TC 0.87 ! TS 0.99 WF 0.77 WZ 1.00* ! ! A total of 129 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.93 GC 1.19 GG 1.00* ! HN 0.94 KP 0.98 LA 0.74 MA 1.08 ! MK 0.89 NL 0.95 NY 0.80 ON 1.25 ! OV 0.91 PT 1.01 SC 1.02 TC 0.90 ! TS 1.00* WF 0.90 WZ 0.93 ! ! A total of 150 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.13 FD 0.95 GC 1.00* GG 1.00* ! HN 1.07 KP 1.00 LA 0.75 MA 2.40 ! MK 1.00* NL 0.99 NY 0.83 ON 1.16 ! OV 0.86 PT 1.05 SC 1.00* TC 1.46 ! TS 1.00* WF 0.93 WZ 0.99 ! ! ! Fit before self-cal, rms=0.628952Jy sigma=0.003355 ! Fit after self-cal, rms=0.588652Jy sigma=0.002409 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.66 mas, bmaj=4.483 mas, bpa=-9.057 degrees ! Estimated noise=474.693 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 = 0.00132472 Jy ! Component: 100 - total flux cleaned = 0.0026349 Jy ! Component: 150 - total flux cleaned = 0.00411646 Jy ! Component: 200 - total flux cleaned = 0.00585867 Jy ! Total flux subtracted in 200 components = 0.00585867 Jy ! Clean residual min=-0.020503 max=0.019576 Jy/beam ! Clean residual mean=0.000149 rms=0.005150 Jy/beam ! Combined flux in latest and established models = 2.55573 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 103 components and 2.55573 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.587129Jy sigma=0.002396 ! Fit after self-cal, rms=0.587401Jy sigma=0.002395 ! 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=0.587401Jy sigma=0.002395 ! Fit after self-cal, rms=0.566482Jy sigma=0.001974 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.658 mas, bmaj=4.489 mas, bpa=-8.887 degrees ! Estimated noise=478.406 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0187185 Jy ! Component: 100 - total flux cleaned = 0.0250063 Jy ! Component: 150 - total flux cleaned = 0.0264486 Jy ! Component: 200 - total flux cleaned = 0.027399 Jy ! Total flux subtracted in 200 components = 0.027399 Jy ! Clean residual min=-0.013982 max=0.013438 Jy/beam ! Clean residual mean=-0.000308 rms=0.003484 Jy/beam ! Combined flux in latest and established models = 2.58313 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 109 components and 2.58313 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.565641Jy sigma=0.001964 ! Fit after self-cal, rms=0.565662Jy sigma=0.001964 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 = 0.00132932 Jy ! Component: 100 - total flux cleaned = 0.00219751 Jy ! Component: 150 - total flux cleaned = 0.00271909 Jy ! Component: 200 - total flux cleaned = 0.00318745 Jy ! Total flux subtracted in 200 components = 0.00318745 Jy ! Clean residual min=-0.014336 max=0.013085 Jy/beam ! Clean residual mean=-0.000348 rms=0.003448 Jy/beam ! Combined flux in latest and established models = 2.58632 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 112 components and 2.58632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.565314Jy sigma=0.001961 ! Fit after self-cal, rms=0.565268Jy sigma=0.001961 ! 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=0.565268Jy sigma=0.001961 ! Fit after self-cal, rms=0.557687Jy sigma=0.001592 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.666 mas, bmaj=4.492 mas, bpa=-8.924 degrees ! Estimated noise=478.654 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00136297 Jy ! Component: 100 - total flux cleaned = 0.00277218 Jy ! Component: 150 - total flux cleaned = 0.00397338 Jy ! Component: 200 - total flux cleaned = 0.00479099 Jy ! Total flux subtracted in 200 components = 0.00479099 Jy ! Clean residual min=-0.006276 max=0.008371 Jy/beam ! Clean residual mean=0.000086 rms=0.001512 Jy/beam ! Combined flux in latest and established models = 2.59111 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 120 components and 2.59111 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.557223Jy sigma=0.001587 ! Fit after self-cal, rms=0.557252Jy sigma=0.001586 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (2.5, 20). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00655515 Jy ! Component: 100 - total flux cleaned = 0.00817268 Jy ! Component: 150 - total flux cleaned = 0.00912938 Jy ! Component: 200 - total flux cleaned = 0.0097909 Jy ! Total flux subtracted in 200 components = 0.0097909 Jy ! Clean residual min=-0.005256 max=0.006973 Jy/beam ! Clean residual mean=-0.000022 rms=0.001361 Jy/beam ! Combined flux in latest and established models = 2.6009 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 128 components and 2.6009 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.556953Jy sigma=0.001582 ! Fit after self-cal, rms=0.556925Jy sigma=0.001582 ! Inverting map ! Added new window around map position (5, 10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00267117 Jy ! Component: 100 - total flux cleaned = 0.00397168 Jy ! Component: 150 - total flux cleaned = 0.00456084 Jy ! Component: 200 - total flux cleaned = 0.0054657 Jy ! Total flux subtracted in 200 components = 0.0054657 Jy ! Clean residual min=-0.005175 max=0.004953 Jy/beam ! Clean residual mean=-0.000088 rms=0.001298 Jy/beam ! Combined flux in latest and established models = 2.60636 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 137 components and 2.60636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.556718Jy sigma=0.001580 ! Fit after self-cal, rms=0.556692Jy sigma=0.001580 ! 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=0.556692Jy sigma=0.001580 ! Fit after self-cal, rms=0.559650Jy sigma=0.001579 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.597 mas, bmaj=9.782 mas, bpa=1.305 degrees ! Estimated noise=546.739 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00248456 Jy ! Component: 100 - total flux cleaned = 0.00362735 Jy ! Component: 150 - total flux cleaned = 0.00453669 Jy ! Component: 200 - total flux cleaned = 0.00511676 Jy ! Total flux subtracted in 200 components = 0.00511676 Jy ! Clean residual min=-0.004658 max=0.005340 Jy/beam ! Clean residual mean=-0.000189 rms=0.001469 Jy/beam ! Combined flux in latest and established models = 2.61148 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 157 components and 2.61148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.559563Jy sigma=0.001578 ! Fit after self-cal, rms=0.559546Jy sigma=0.001577 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 = 0.000607426 Jy ! Component: 100 - total flux cleaned = 0.00113644 Jy ! Component: 150 - total flux cleaned = 0.00152797 Jy ! Component: 200 - total flux cleaned = 0.00192856 Jy ! Total flux subtracted in 200 components = 0.00192856 Jy ! Clean residual min=-0.004712 max=0.005026 Jy/beam ! Clean residual mean=-0.000245 rms=0.001454 Jy/beam ! Combined flux in latest and established models = 2.61341 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 170 components and 2.61341 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.559507Jy sigma=0.001577 ! Fit after self-cal, rms=0.559495Jy sigma=0.001577 ! 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=2.671 mas, bmaj=4.494 mas, bpa=-8.966 degrees ! Estimated noise=478.899 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.671 x 4.494 at -8.966 degrees (North through East) ! Clean map min=-0.0046251 max=1.8811 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=0.559495Jy sigma=0.001577 ! Fit after self-cal, rms=0.531240Jy sigma=0.001282 ! Inverting map and beam ! Estimated beam: bmin=2.669 mas, bmaj=4.491 mas, bpa=-9.004 degrees ! Estimated noise=477.963 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00231253 Jy ! Component: 100 - total flux cleaned = -0.00274978 Jy ! Component: 150 - total flux cleaned = -0.002749 Jy ! Component: 200 - total flux cleaned = -0.00257092 Jy ! Total flux subtracted in 200 components = -0.00257092 Jy ! Clean residual min=-0.004220 max=0.004660 Jy/beam ! Clean residual mean=0.000030 rms=0.000966 Jy/beam ! Combined flux in latest and established models = 2.61084 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 177 components and 2.61084 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.531034Jy sigma=0.001280 ! Fit after self-cal, rms=0.531027Jy sigma=0.001280 ! Inverting map ! Added new window around map position (3, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000342738 Jy ! Component: 100 - total flux cleaned = 0.000156807 Jy ! Component: 150 - total flux cleaned = 0.000325432 Jy ! Component: 200 - total flux cleaned = 0.000172952 Jy ! Total flux subtracted in 200 components = 0.000172952 Jy ! Clean residual min=-0.003588 max=0.003466 Jy/beam ! Clean residual mean=0.000027 rms=0.000935 Jy/beam ! Combined flux in latest and established models = 2.61101 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 186 components and 2.61101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.530837Jy sigma=0.001278 ! Fit after self-cal, rms=0.530832Jy sigma=0.001278 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.530832Jy sigma=0.001278 ! Fit after self-cal, rms=0.531764Jy sigma=0.001277 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.123 mas, bmaj=3.372 mas, bpa=-13.24 degrees ! Estimated noise=1043.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.44002 Jy ! Component: 100 - total flux cleaned = 1.79838 Jy ! Component: 150 - total flux cleaned = 1.9792 Jy ! Component: 200 - total flux cleaned = 2.10473 Jy ! Total flux subtracted in 200 components = 2.10473 Jy ! Clean residual min=-0.016521 max=0.071065 Jy/beam ! Clean residual mean=0.000086 rms=0.006524 Jy/beam ! Combined flux in latest and established models = 2.10473 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 43 model components to the UV plane model. ! The established model now contains 43 components and 2.10473 Jy ! Inverting map and beam ! Estimated beam: bmin=2.673 mas, bmaj=4.492 mas, bpa=-9.004 degrees ! Estimated noise=477.895 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 = 0.178985 Jy ! Component: 100 - total flux cleaned = 0.280901 Jy ! Component: 150 - total flux cleaned = 0.344688 Jy ! Component: 200 - total flux cleaned = 0.387139 Jy ! Total flux subtracted in 200 components = 0.387139 Jy ! Clean residual min=-0.006340 max=0.023347 Jy/beam ! Clean residual mean=0.001444 rms=0.004156 Jy/beam ! Combined flux in latest and established models = 2.49187 Jy ! Adding 96 model components to the UV plane model. ! The established model now contains 115 components and 2.49187 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0294569 Jy ! Component: 100 - total flux cleaned = 0.050524 Jy ! Component: 150 - total flux cleaned = 0.0661463 Jy ! Component: 200 - total flux cleaned = 0.0778805 Jy ! Total flux subtracted in 200 components = 0.0778805 Jy ! Clean residual min=-0.003871 max=0.007068 Jy/beam ! Clean residual mean=0.000479 rms=0.001544 Jy/beam ! Combined flux in latest and established models = 2.56975 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 156 components and 2.56975 Jy ! Inverting map ! Added new window around map position (-2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0089964 Jy ! Component: 100 - total flux cleaned = 0.016007 Jy ! Component: 150 - total flux cleaned = 0.0215672 Jy ! Component: 200 - total flux cleaned = 0.0260239 Jy ! Total flux subtracted in 200 components = 0.0260239 Jy ! Clean residual min=-0.003582 max=0.003418 Jy/beam ! Clean residual mean=0.000165 rms=0.000957 Jy/beam ! Combined flux in latest and established models = 2.59578 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 186 components and 2.59578 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=8.595 mas, bmaj=9.783 mas, bpa=1.225 degrees ! Estimated noise=545.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00494845 Jy ! Component: 100 - total flux cleaned = 0.00781767 Jy ! Component: 150 - total flux cleaned = 0.00973912 Jy ! Component: 200 - total flux cleaned = 0.0105681 Jy ! Total flux subtracted in 200 components = 0.0105681 Jy ! Clean residual min=-0.003306 max=0.003800 Jy/beam ! Clean residual mean=0.000098 rms=0.001122 Jy/beam ! Combined flux in latest and established models = 2.60634 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 = 0.000467203 Jy ! Component: 100 - total flux cleaned = 0.000841028 Jy ! Component: 150 - total flux cleaned = 0.00114187 Jy ! Component: 200 - total flux cleaned = 0.00138455 Jy ! Total flux subtracted in 200 components = 0.00138455 Jy ! Clean residual min=-0.003224 max=0.003652 Jy/beam ! Clean residual mean=0.000060 rms=0.001097 Jy/beam ! Combined flux in latest and established models = 2.60773 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 245 components and 2.60773 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.673 mas, bmaj=4.492 mas, bpa=-9.004 degrees ! Estimated noise=477.895 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00116819 Jy ! Component: 100 - total flux cleaned = -0.00127747 Jy ! Component: 150 - total flux cleaned = -0.00147339 Jy ! Component: 200 - total flux cleaned = -0.00156224 Jy ! Total flux subtracted in 200 components = -0.00156224 Jy ! Clean residual min=-0.003390 max=0.003354 Jy/beam ! Clean residual mean=0.000043 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 2.60617 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 255 components and 2.60617 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.530846Jy sigma=0.001273 ! Fit after self-cal, rms=0.530741Jy sigma=0.001272 wmodel J0237+2848_S_2003_07_09_pus_map.mod ! Writing 255 model components to file: J0237+2848_S_2003_07_09_pus_map.mod wobs J0237+2848_S_2003_07_09_pus_uvs.fits ! Writing UV FITS file: J0237+2848_S_2003_07_09_pus_uvs.fits wwins J0237+2848_S_2003_07_09_pus_map.win ! wwins: Wrote 7 windows to J0237+2848_S_2003_07_09_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 = 0.000492879 Jy ! Component: 100 - total flux cleaned = 0.000829122 Jy ! Component: 150 - total flux cleaned = 0.00104267 Jy ! Component: 200 - total flux cleaned = 0.00104226 Jy ! Component: 250 - total flux cleaned = 0.000990904 Jy ! Component: 300 - total flux cleaned = 0.000942011 Jy ! Component: 350 - total flux cleaned = 0.000894643 Jy ! Component: 400 - total flux cleaned = 0.000894873 Jy ! Component: 450 - total flux cleaned = 0.000803389 Jy ! Component: 500 - total flux cleaned = 0.000758391 Jy ! Component: 550 - total flux cleaned = 0.000669057 Jy ! Component: 600 - total flux cleaned = 0.000493262 Jy ! Component: 650 - total flux cleaned = 0.000363223 Jy ! Component: 700 - total flux cleaned = 0.000234204 Jy ! Component: 750 - total flux cleaned = 0.000106392 Jy ! Component: 800 - total flux cleaned = -6.20575e-05 Jy ! Component: 850 - total flux cleaned = -0.000269712 Jy ! Component: 900 - total flux cleaned = -0.000310448 Jy ! Component: 950 - total flux cleaned = -0.000391911 Jy ! Component: 1000 - total flux cleaned = -0.000432623 Jy ! Component: 1050 - total flux cleaned = -0.00059312 Jy ! Component: 1100 - total flux cleaned = -0.000672311 Jy ! Component: 1150 - total flux cleaned = -0.000830256 Jy ! Component: 1200 - total flux cleaned = -0.000868858 Jy ! Component: 1250 - total flux cleaned = -0.000946239 Jy ! Component: 1300 - total flux cleaned = -0.000984552 Jy ! Component: 1350 - total flux cleaned = -0.00106105 Jy ! Component: 1400 - total flux cleaned = -0.00106104 Jy ! Component: 1450 - total flux cleaned = -0.00113674 Jy ! Component: 1500 - total flux cleaned = -0.00121175 Jy ! Component: 1550 - total flux cleaned = -0.00124929 Jy ! Component: 1600 - total flux cleaned = -0.00139755 Jy ! Component: 1650 - total flux cleaned = -0.00143445 Jy ! Component: 1700 - total flux cleaned = -0.0014343 Jy ! Component: 1750 - total flux cleaned = -0.00154366 Jy ! Component: 1800 - total flux cleaned = -0.00165204 Jy ! Component: 1850 - total flux cleaned = -0.0016159 Jy ! Component: 1900 - total flux cleaned = -0.00168749 Jy ! Component: 1950 - total flux cleaned = -0.00175858 Jy ! Component: 2000 - total flux cleaned = -0.00179408 Jy ! Total flux subtracted in 2048 components = -0.0018293 Jy ! Clean residual min=-0.001898 max=0.002006 Jy/beam ! Clean residual mean=0.000045 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 2.60434 Jy keep ! Adding 145 model components to the UV plane model. ! The established model now contains 397 components and 2.60434 Jy ![Exited script file: muppet] wmap "J0237+2848_S_2003_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.673 x 4.492 at -9.004 degrees (North through East) ! Clean map min=-0.0028121 max=1.878 Jy/beam ! Writing clean map to FITS file: J0237+2848_S_2003_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.87798 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000661044 device "J0237+2848_S_2003_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0237+2848_S_2003_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.105599 0.105599 0.211198 0.422396 0.844792 1.68958 3.37917 6.75834 13.5167 27.0333 54.0667 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.877 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.673 x 4.492 at -9.004 degrees (North through East) ! Clean map min=-0.0028121 max=1.878 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0237+2848_S_2003_07_09_pus_uvs.log closed on Sun Apr 7 18:26:37 2013