! Started logfile: J1427-4206_S_2003_07_09_pus_uvs.log on Sun Apr 7 22:43:04 2013 obs J1427-4206_S_2003_07_09_pus_uva.fits ! Reading UV FITS file: J1427-4206_S_2003_07_09_pus_uva.fits ! AN table 1: 25 integrations on 171 of 171 possible baselines. ! AN table 2: 31 integrations on 171 of 171 possible baselines. ! AN table 3: 11 integrations on 171 of 171 possible baselines. ! AN table 4: 37 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0366622 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1427-4206 ! 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. ! 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 2608 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 J1427-4206_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 475 telescope corrections were flagged in sub-array 1. ! A total of 502 telescope corrections were flagged in sub-array 2. ! A total of 209 telescope corrections were flagged in sub-array 3. ! A total of 525 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 475 telescope corrections were flagged in sub-array 1. ! A total of 502 telescope corrections were flagged in sub-array 2. ! A total of 209 telescope corrections were flagged in sub-array 3. ! A total of 525 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 475 telescope corrections were flagged in sub-array 1. ! A total of 502 telescope corrections were flagged in sub-array 2. ! A total of 209 telescope corrections were flagged in sub-array 3. ! A total of 525 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 475 telescope corrections were flagged in sub-array 1. ! A total of 502 telescope corrections were flagged in sub-array 2. ! A total of 209 telescope corrections were flagged in sub-array 3. ! A total of 525 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.637205Jy sigma=0.004460 ! Fit after self-cal, rms=0.457135Jy sigma=0.003186 ! 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=2.884 mas, bmaj=18.73 mas, bpa=-3.613 degrees ! Estimated noise=2908.4 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 = 0.497082 Jy ! Component: 100 - total flux cleaned = 0.679616 Jy ! Total flux subtracted in 100 components = 0.679616 Jy ! Clean residual min=-0.045918 max=0.103717 Jy/beam ! Clean residual mean=0.017060 rms=0.023769 Jy/beam ! Combined flux in latest and established models = 0.679616 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 27 components and 0.679616 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.378089Jy sigma=0.002817 ! Fit after self-cal, rms=0.377272Jy sigma=0.002813 ! 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=3.95 mas, bmaj=23.11 mas, bpa=-2.311 degrees ! Estimated noise=2051.08 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 = 0.189178 Jy ! Component: 100 - total flux cleaned = 0.288267 Jy ! Component: 150 - total flux cleaned = 0.346148 Jy ! Component: 200 - total flux cleaned = 0.380607 Jy ! Total flux subtracted in 200 components = 0.380607 Jy ! Clean residual min=-0.035881 max=0.106772 Jy/beam ! Clean residual mean=0.007739 rms=0.022494 Jy/beam ! Combined flux in latest and established models = 1.06022 Jy ! Performing phase self-cal ! Adding 75 model components to the UV plane model. ! The established model now contains 100 components and 1.06022 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.281787Jy sigma=0.002027 ! Fit after self-cal, rms=0.281553Jy sigma=0.002025 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.07 GC 1.00* GG 1.00* ! HN 1.00* KP 1.29 LA 1.11 MA 1.00* ! MK 1.00* NL 1.11 NY 1.00* ON 1.00* ! OV 1.00* PT 0.97 SC 1.00 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.12 GC 1.00* GG 1.00* ! HN 1.00* KP 0.88 LA 1.08 MA 1.00* ! MK 1.02 NL 1.00* NY 1.00* ON 1.00* ! OV 1.11 PT 0.98 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.01 GC 1.00* GG 1.00* ! HN 1.00* KP 1.48 LA 1.05 MA 1.00* ! MK 1.00* NL 1.13 NY 1.00* ON 1.00* ! OV 1.00* PT 1.00 SC 0.98 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.01 GC 1.00* GG 1.00* ! HN 1.00* KP 1.03 LA 1.02 MA 1.00* ! MK 1.01 NL 1.00* NY 1.00* ON 1.00* ! OV 1.21 PT 0.97 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.91 GC 1.00* GG 1.00* ! HN 1.00* KP 1.39 LA 0.85 MA 1.00* ! MK 1.00* NL 1.31 NY 1.00* ON 1.00* ! OV 1.00* PT 1.07 SC 1.14 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.94 GC 1.00* GG 1.00* ! HN 1.00* KP 1.02 LA 0.86 MA 1.00* ! MK 1.03 NL 1.00* NY 1.00* ON 1.00* ! OV 1.11 PT 1.01 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.78 GC 1.00* GG 1.00* ! HN 1.00* KP 1.43 LA 0.70 MA 1.00* ! MK 1.00* NL 1.21 NY 1.00* ON 1.00* ! OV 1.00* PT 1.04 SC 1.16 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.83 GC 1.00* GG 1.00* ! HN 1.00* KP 1.02 LA 0.72 MA 1.00* ! MK 0.94 NL 1.00* NY 1.00* ON 1.00* ! OV 0.94 PT 0.98 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.281553Jy sigma=0.002025 ! Fit after self-cal, rms=0.254917Jy sigma=0.001571 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.998 mas, bmaj=23.56 mas, bpa=-2.466 degrees ! Estimated noise=2075.31 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 = -0.00562811 Jy ! Component: 100 - total flux cleaned = -0.00604741 Jy ! Component: 150 - total flux cleaned = -0.00677101 Jy ! Component: 200 - total flux cleaned = -0.00709772 Jy ! Total flux subtracted in 200 components = -0.00709772 Jy ! Clean residual min=-0.039177 max=0.066181 Jy/beam ! Clean residual mean=0.001080 rms=0.015817 Jy/beam ! Combined flux in latest and established models = 1.05312 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 113 components and 1.05312 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253303Jy sigma=0.001564 ! Fit after self-cal, rms=0.255244Jy sigma=0.001560 ! 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=0.255244Jy sigma=0.001560 ! Fit after self-cal, rms=0.257413Jy sigma=0.001552 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.003 mas, bmaj=23.61 mas, bpa=-2.365 degrees ! Estimated noise=2079.03 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00148433 Jy ! Component: 100 - total flux cleaned = -0.001838 Jy ! Component: 150 - total flux cleaned = -0.00247209 Jy ! Component: 200 - total flux cleaned = -0.00278951 Jy ! Total flux subtracted in 200 components = -0.00278951 Jy ! Clean residual min=-0.036492 max=0.061343 Jy/beam ! Clean residual mean=0.001135 rms=0.014842 Jy/beam ! Combined flux in latest and established models = 1.05034 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 120 components and 1.05034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256093Jy sigma=0.001546 ! Fit after self-cal, rms=0.256136Jy sigma=0.001545 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 = -0.000826651 Jy ! Component: 100 - total flux cleaned = -0.00114598 Jy ! Component: 150 - total flux cleaned = -0.0014209 Jy ! Component: 200 - total flux cleaned = -0.00193527 Jy ! Total flux subtracted in 200 components = -0.00193527 Jy ! Clean residual min=-0.035611 max=0.061198 Jy/beam ! Clean residual mean=0.001209 rms=0.014772 Jy/beam ! Combined flux in latest and established models = 1.0484 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 123 components and 1.0484 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255242Jy sigma=0.001541 ! Fit after self-cal, rms=0.255240Jy sigma=0.001541 ! 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=0.255240Jy sigma=0.001541 ! Fit after self-cal, rms=0.257355Jy sigma=0.001529 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.012 mas, bmaj=23.69 mas, bpa=-2.218 degrees ! Estimated noise=2079.49 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00347958 Jy ! Component: 100 - total flux cleaned = -0.00347658 Jy ! Component: 150 - total flux cleaned = -0.00348807 Jy ! Component: 200 - total flux cleaned = -0.00376335 Jy ! Total flux subtracted in 200 components = -0.00376335 Jy ! Clean residual min=-0.033893 max=0.057855 Jy/beam ! Clean residual mean=0.001380 rms=0.014294 Jy/beam ! Combined flux in latest and established models = 1.04464 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 125 components and 1.04464 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256179Jy sigma=0.001524 ! Fit after self-cal, rms=0.256235Jy sigma=0.001524 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 = -0.00084036 Jy ! Component: 100 - total flux cleaned = -0.00111455 Jy ! Component: 150 - total flux cleaned = -0.00136905 Jy ! Component: 200 - total flux cleaned = -0.00182897 Jy ! Total flux subtracted in 200 components = -0.00182897 Jy ! Clean residual min=-0.033215 max=0.058082 Jy/beam ! Clean residual mean=0.001448 rms=0.014241 Jy/beam ! Combined flux in latest and established models = 1.04281 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 126 components and 1.04281 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255478Jy sigma=0.001521 ! Fit after self-cal, rms=0.255487Jy sigma=0.001521 ! 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=0.255487Jy sigma=0.001521 ! Fit after self-cal, rms=0.257749Jy sigma=0.001519 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=10.78 mas, bmaj=34.19 mas, bpa=5.613 degrees ! Estimated noise=2350.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0024478 Jy ! Component: 100 - total flux cleaned = 0.00165818 Jy ! Component: 150 - total flux cleaned = 0.000960275 Jy ! Component: 200 - total flux cleaned = 0.0012964 Jy ! Total flux subtracted in 200 components = 0.0012964 Jy ! Clean residual min=-0.034481 max=0.072398 Jy/beam ! Clean residual mean=0.001745 rms=0.017977 Jy/beam ! Combined flux in latest and established models = 1.0441 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 131 components and 1.0441 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257280Jy sigma=0.001518 ! Fit after self-cal, rms=0.256925Jy sigma=0.001516 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 = -0.000560137 Jy ! Component: 100 - total flux cleaned = -0.000556594 Jy ! Component: 150 - total flux cleaned = -0.000561375 Jy ! Component: 200 - total flux cleaned = -0.000568959 Jy ! Total flux subtracted in 200 components = -0.000568959 Jy ! Clean residual min=-0.033661 max=0.071248 Jy/beam ! Clean residual mean=0.001789 rms=0.017874 Jy/beam ! Combined flux in latest and established models = 1.04354 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 132 components and 1.04354 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256940Jy sigma=0.001518 ! Fit after self-cal, rms=0.256671Jy sigma=0.001517 ! 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=4.022 mas, bmaj=23.77 mas, bpa=-2.063 degrees ! Estimated noise=2079.17 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.022 x 23.77 at -2.063 degrees (North through East) ! Clean map min=-0.03125 max=0.70603 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=0.256671Jy sigma=0.001517 ! Fit after self-cal, rms=0.247839Jy sigma=0.001341 ! Inverting map and beam ! Estimated beam: bmin=4.029 mas, bmaj=23.75 mas, bpa=-1.957 degrees ! Estimated noise=2074.42 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00751399 Jy ! Component: 100 - total flux cleaned = -0.00782867 Jy ! Component: 150 - total flux cleaned = -0.00812402 Jy ! Component: 200 - total flux cleaned = -0.00837711 Jy ! Total flux subtracted in 200 components = -0.00837711 Jy ! Clean residual min=-0.030994 max=0.056424 Jy/beam ! Clean residual mean=0.001487 rms=0.013646 Jy/beam ! Combined flux in latest and established models = 1.03516 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 141 components and 1.03516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246407Jy sigma=0.001338 ! Fit after self-cal, rms=0.246357Jy sigma=0.001337 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00179032 Jy ! Component: 100 - total flux cleaned = -0.00206096 Jy ! Component: 150 - total flux cleaned = -0.00228879 Jy ! Component: 200 - total flux cleaned = -0.00249375 Jy ! Total flux subtracted in 200 components = -0.00249375 Jy ! Clean residual min=-0.030422 max=0.056885 Jy/beam ! Clean residual mean=0.001577 rms=0.013682 Jy/beam ! Combined flux in latest and established models = 1.03266 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 149 components and 1.03266 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245493Jy sigma=0.001334 ! Fit after self-cal, rms=0.245491Jy sigma=0.001334 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245491Jy sigma=0.001334 ! Fit after self-cal, rms=0.247611Jy sigma=0.001332 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=2.875 mas, bmaj=19.14 mas, bpa=-3.309 degrees ! Estimated noise=3018.92 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.510366 Jy ! Component: 100 - total flux cleaned = 0.695401 Jy ! Component: 150 - total flux cleaned = 0.795832 Jy ! Component: 200 - total flux cleaned = 0.857113 Jy ! Total flux subtracted in 200 components = 0.857113 Jy ! Clean residual min=-0.036016 max=0.062372 Jy/beam ! Clean residual mean=0.005869 rms=0.014133 Jy/beam ! Combined flux in latest and established models = 0.857113 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 48 model components to the UV plane model. ! The established model now contains 48 components and 0.857113 Jy ! Inverting map and beam ! Estimated beam: bmin=4.043 mas, bmaj=23.9 mas, bpa=-1.831 degrees ! Estimated noise=2075.45 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 = 0.0787435 Jy ! Component: 100 - total flux cleaned = 0.119745 Jy ! Component: 150 - total flux cleaned = 0.142994 Jy ! Component: 200 - total flux cleaned = 0.156345 Jy ! Total flux subtracted in 200 components = 0.156345 Jy ! Clean residual min=-0.031134 max=0.063979 Jy/beam ! Clean residual mean=0.001886 rms=0.014884 Jy/beam ! Combined flux in latest and established models = 1.01346 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 78 components and 1.01346 Jy ! Inverting map ! Added new window around map position (18.5, 17). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0590128 Jy ! Component: 100 - total flux cleaned = 0.0776339 Jy ! Component: 150 - total flux cleaned = 0.0784808 Jy ! Component: 200 - total flux cleaned = 0.0791781 Jy ! Total flux subtracted in 200 components = 0.0791781 Jy ! Clean residual min=-0.026024 max=0.025844 Jy/beam ! Clean residual mean=-0.002019 rms=0.008229 Jy/beam ! Combined flux in latest and established models = 1.09264 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 104 components and 1.09264 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=10.83 mas, bmaj=34.55 mas, bpa=5.93 degrees ! Estimated noise=2338.06 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219853 Jy ! Component: 100 - total flux cleaned = 0.00178945 Jy ! Component: 150 - total flux cleaned = 0.00062285 Jy ! Component: 200 - total flux cleaned = -0.00080512 Jy ! Total flux subtracted in 200 components = -0.00080512 Jy ! Clean residual min=-0.030010 max=0.030617 Jy/beam ! Clean residual mean=-0.003012 rms=0.010420 Jy/beam ! Combined flux in latest and established models = 1.09183 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 = -0.000984452 Jy ! Component: 100 - total flux cleaned = -0.0021966 Jy ! Component: 150 - total flux cleaned = -0.00277859 Jy ! Component: 200 - total flux cleaned = -0.00356345 Jy ! Total flux subtracted in 200 components = -0.00356345 Jy ! Clean residual min=-0.029075 max=0.030337 Jy/beam ! Clean residual mean=-0.002793 rms=0.010256 Jy/beam ! Combined flux in latest and established models = 1.08827 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 134 components and 1.08827 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.043 mas, bmaj=23.9 mas, bpa=-1.831 degrees ! Estimated noise=2075.45 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000152164 Jy ! Component: 100 - total flux cleaned = 0.000924825 Jy ! Component: 150 - total flux cleaned = 0.000581732 Jy ! Component: 200 - total flux cleaned = 0.000278065 Jy ! Total flux subtracted in 200 components = 0.000278065 Jy ! Clean residual min=-0.025569 max=0.025323 Jy/beam ! Clean residual mean=-0.001861 rms=0.007668 Jy/beam ! Combined flux in latest and established models = 1.08855 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 153 components and 1.08855 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223836Jy sigma=0.001222 ! Fit after self-cal, rms=0.219483Jy sigma=0.001204 wmodel J1427-4206_S_2003_07_09_pus_map.mod ! Writing 153 model components to file: J1427-4206_S_2003_07_09_pus_map.mod wobs J1427-4206_S_2003_07_09_pus_uvs.fits ! Writing UV FITS file: J1427-4206_S_2003_07_09_pus_uvs.fits wwins J1427-4206_S_2003_07_09_pus_map.win ! wwins: Wrote 2 windows to J1427-4206_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 = -0.0145388 Jy ! Component: 100 - total flux cleaned = -0.0189065 Jy ! Component: 150 - total flux cleaned = -0.0225649 Jy ! Component: 200 - total flux cleaned = -0.0254586 Jy ! Component: 250 - total flux cleaned = -0.0286736 Jy ! Component: 300 - total flux cleaned = -0.0313842 Jy ! Component: 350 - total flux cleaned = -0.0324103 Jy ! Component: 400 - total flux cleaned = -0.032906 Jy ! Component: 450 - total flux cleaned = -0.0338605 Jy ! Component: 500 - total flux cleaned = -0.0338601 Jy ! Component: 550 - total flux cleaned = -0.0338612 Jy ! Component: 600 - total flux cleaned = -0.0338658 Jy ! Component: 650 - total flux cleaned = -0.0340779 Jy ! Component: 700 - total flux cleaned = -0.0344911 Jy ! Component: 750 - total flux cleaned = -0.0354881 Jy ! Component: 800 - total flux cleaned = -0.036654 Jy ! Component: 850 - total flux cleaned = -0.037791 Jy ! Component: 900 - total flux cleaned = -0.0385342 Jy ! Component: 950 - total flux cleaned = -0.0392632 Jy ! Component: 1000 - total flux cleaned = -0.0399768 Jy ! Component: 1050 - total flux cleaned = -0.0405017 Jy ! Component: 1100 - total flux cleaned = -0.0406752 Jy ! Component: 1150 - total flux cleaned = -0.0411813 Jy ! Component: 1200 - total flux cleaned = -0.0415126 Jy ! Component: 1250 - total flux cleaned = -0.0418362 Jy ! Component: 1300 - total flux cleaned = -0.0421539 Jy ! Component: 1350 - total flux cleaned = -0.0426213 Jy ! Component: 1400 - total flux cleaned = -0.0427732 Jy ! Component: 1450 - total flux cleaned = -0.0433767 Jy ! Component: 1500 - total flux cleaned = -0.0438213 Jy ! Component: 1550 - total flux cleaned = -0.044112 Jy ! Component: 1600 - total flux cleaned = -0.0444005 Jy ! Component: 1650 - total flux cleaned = -0.0448282 Jy ! Component: 1700 - total flux cleaned = -0.045388 Jy ! Component: 1750 - total flux cleaned = -0.0458003 Jy ! Component: 1800 - total flux cleaned = -0.0460722 Jy ! Component: 1850 - total flux cleaned = -0.0463416 Jy ! Component: 1900 - total flux cleaned = -0.0468713 Jy ! Component: 1950 - total flux cleaned = -0.0471311 Jy ! Component: 2000 - total flux cleaned = -0.047388 Jy ! Total flux subtracted in 2048 components = -0.0476419 Jy ! Clean residual min=-0.007875 max=0.007218 Jy/beam ! Clean residual mean=-0.000314 rms=0.003164 Jy/beam ! Combined flux in latest and established models = 1.0409 Jy keep ! Adding 162 model components to the UV plane model. ! The established model now contains 315 components and 1.0409 Jy ![Exited script file: muppet] wmap "J1427-4206_S_2003_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.043 x 23.9 at -1.831 degrees (North through East) ! Clean map min=-0.026554 max=0.71848 Jy/beam ! Writing clean map to FITS file: J1427-4206_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 0.718478 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0030596 device "J1427-4206_S_2003_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1427-4206_S_2003_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.27753 1.27753 2.55506 5.11013 10.2203 20.4405 40.881 81.762 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0091 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.718 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.043 x 23.9 at -1.831 degrees (North through East) ! Clean map min=-0.026554 max=0.71848 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1427-4206_S_2003_07_09_pus_uvs.log closed on Sun Apr 7 22:43:09 2013