! Started logfile: J0501-0159_S_2001_04_09_pus_uvs.log on Fri Oct 5 15:54:21 2007 obs J0501-0159_S_2001_04_09_pus_uva.fits ! Reading UV FITS file: J0501-0159_S_2001_04_09_pus_uva.fits ! AN table 1: 89 integrations on 190 of 190 possible baselines. ! AN table 2: 84 integrations on 190 of 190 possible baselines. ! AN table 3: 63 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0424844 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0501-0159 ! ! 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 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1949 lines of history. ! ! Reading 7620 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 J0501-0159_S_2001_04_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 1500 telescope corrections were flagged in sub-array 1. ! A total of 1593 telescope corrections were flagged in sub-array 2. ! A total of 971 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1500 telescope corrections were flagged in sub-array 1. ! A total of 1593 telescope corrections were flagged in sub-array 2. ! A total of 971 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1500 telescope corrections were flagged in sub-array 1. ! A total of 1589 telescope corrections were flagged in sub-array 2. ! A total of 971 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1500 telescope corrections were flagged in sub-array 1. ! A total of 1592 telescope corrections were flagged in sub-array 2. ! A total of 971 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.020028Jy sigma=0.007117 ! Fit after self-cal, rms=0.670670Jy sigma=0.004048 ! 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=2.333 mas, bmaj=4.384 mas, bpa=-5.153 degrees ! Estimated noise=2194.73 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 = 0.381439 Jy ! Component: 100 - total flux cleaned = 0.507516 Jy ! Total flux subtracted in 100 components = 0.507516 Jy ! Clean residual min=-0.033830 max=0.103483 Jy/beam ! Clean residual mean=0.000780 rms=0.010942 Jy/beam ! Combined flux in latest and established models = 0.507516 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.507516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.466539Jy sigma=0.002041 ! Fit after self-cal, rms=0.465593Jy sigma=0.002030 ! Inverting map ! Added new window around map position (-3.5, 2.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0980279 Jy ! Component: 100 - total flux cleaned = 0.154108 Jy ! Total flux subtracted in 100 components = 0.154108 Jy ! Clean residual min=-0.028448 max=0.032173 Jy/beam ! Clean residual mean=0.000429 rms=0.006927 Jy/beam ! Combined flux in latest and established models = 0.661623 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 34 components and 0.661623 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.436074Jy sigma=0.001689 ! Fit after self-cal, rms=0.434562Jy sigma=0.001670 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0465377 Jy ! Component: 100 - total flux cleaned = 0.0782368 Jy ! Total flux subtracted in 100 components = 0.0782368 Jy ! Clean residual min=-0.022871 max=0.021524 Jy/beam ! Clean residual mean=0.000249 rms=0.005470 Jy/beam ! Combined flux in latest and established models = 0.73986 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 50 components and 0.73986 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.426089Jy sigma=0.001568 ! Fit after self-cal, rms=0.425982Jy sigma=0.001566 ! 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=2.555 mas, bmaj=3.729 mas, bpa=-9.746 degrees ! Estimated noise=1225.84 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 = 0.040834 Jy ! Component: 100 - total flux cleaned = 0.0674795 Jy ! Component: 150 - total flux cleaned = 0.0858162 Jy ! Component: 200 - total flux cleaned = 0.0985241 Jy ! Total flux subtracted in 200 components = 0.0985241 Jy ! Clean residual min=-0.017466 max=0.018589 Jy/beam ! Clean residual mean=-0.000108 rms=0.005175 Jy/beam ! Combined flux in latest and established models = 0.838384 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 76 components and 0.838384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.420785Jy sigma=0.001506 ! Fit after self-cal, rms=0.420768Jy sigma=0.001504 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.19 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.08 MC 0.97 MK 1.00* ! NL 1.00* NY 1.13 OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.00* GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.04 ! LA 0.99 MA 1.00* MC 1.00* MK 1.01 ! NL 1.00* NY 1.00* OV 1.09 PT 0.99 ! SC 1.00* TS 0.89 WF 1.00* WZ 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.00 GC 1.17 GG 1.00* ! HH 1.00* HN 0.96 KK 0.99 KP 0.76 ! LA 0.94 MA 1.00* MC 1.00* MK 1.00 ! NL 1.05 NY 1.00* OV 1.03 PT 0.90 ! SC 0.99 TS 1.00* WF 1.03 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.20 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 0.76 MC 1.04 MK 1.00* ! NL 1.00* NY 1.17 OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 1.00* GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.04 ! LA 1.00 MA 1.00* MC 1.00* MK 1.04 ! NL 1.00* NY 1.00* OV 1.06 PT 1.04 ! SC 1.00* TS 0.97 WF 1.00* WZ 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.99 GC 1.12 GG 1.00* ! HH 1.00* HN 0.95 KK 1.03 KP 0.76 ! LA 0.99 MA 1.00* MC 1.00* MK 1.06 ! NL 1.07 NY 1.00* OV 0.97 PT 0.94 ! SC 0.98 TS 1.00* WF 0.98 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.10 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.02 MC 1.00 MK 1.00* ! NL 1.00* NY 1.01 OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.04 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.00* GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.11 ! LA 0.98 MA 1.00* MC 1.00* MK 0.97 ! NL 1.00* NY 1.00* OV 1.10 PT 1.04 ! SC 1.00* TS 1.00 WF 1.00* WZ 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.91 GC 1.13 GG 1.00* ! HH 1.00* HN 1.00 KK 1.01 KP 0.92 ! LA 0.95 MA 1.00* MC 1.00* MK 0.98 ! NL 1.02 NY 1.00* OV 0.96 PT 0.98 ! SC 0.97 TS 1.00* WF 0.97 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.92 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 0.92 MC 0.55 MK 1.00* ! NL 1.00* NY 1.15 OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.58 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00* GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.07 ! LA 0.99 MA 1.00* MC 1.00* MK 0.96 ! NL 1.00* NY 1.00* OV 1.07 PT 1.10 ! SC 1.00* TS 0.93 WF 1.00* WZ 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.97 GC 1.15 GG 1.00* ! HH 1.00* HN 1.02 KK 1.02 KP 0.88 ! LA 0.97 MA 1.00* MC 1.00* MK 0.99 ! NL 1.04 NY 1.00* OV 0.99 PT 1.05 ! SC 1.03 TS 1.00* WF 0.99 WZ 1.00* ! ! ! Fit before self-cal, rms=0.420768Jy sigma=0.001504 ! Fit after self-cal, rms=0.430143Jy sigma=0.001400 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.557 mas, bmaj=3.951 mas, bpa=-7.759 degrees ! Estimated noise=1229.38 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 (-8.5, 8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0151259 Jy ! Component: 100 - total flux cleaned = 0.020656 Jy ! Component: 150 - total flux cleaned = 0.021851 Jy ! Component: 200 - total flux cleaned = 0.0224259 Jy ! Total flux subtracted in 200 components = 0.0224259 Jy ! Clean residual min=-0.007883 max=0.008370 Jy/beam ! Clean residual mean=0.000227 rms=0.002216 Jy/beam ! Combined flux in latest and established models = 0.86081 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 97 components and 0.86081 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.429678Jy sigma=0.001390 ! Fit after self-cal, rms=0.434643Jy sigma=0.001376 ! 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=0.434643Jy sigma=0.001376 ! Fit after self-cal, rms=0.458169Jy sigma=0.001372 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.554 mas, bmaj=3.956 mas, bpa=-7.584 degrees ! Estimated noise=1228.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00665447 Jy ! Component: 100 - total flux cleaned = 0.0092162 Jy ! Component: 150 - total flux cleaned = 0.0104421 Jy ! Component: 200 - total flux cleaned = 0.0111807 Jy ! Total flux subtracted in 200 components = 0.0111807 Jy ! Clean residual min=-0.007532 max=0.007810 Jy/beam ! Clean residual mean=0.000123 rms=0.002078 Jy/beam ! Combined flux in latest and established models = 0.871991 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 114 components and 0.871991 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.457976Jy sigma=0.001369 ! Fit after self-cal, rms=0.460733Jy sigma=0.001368 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 = 0.00190645 Jy ! Component: 100 - total flux cleaned = 0.00204376 Jy ! Component: 150 - total flux cleaned = 0.00240485 Jy ! Component: 200 - total flux cleaned = 0.0025132 Jy ! Total flux subtracted in 200 components = 0.0025132 Jy ! Clean residual min=-0.007360 max=0.007309 Jy/beam ! Clean residual mean=0.000095 rms=0.002042 Jy/beam ! Combined flux in latest and established models = 0.874504 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 125 components and 0.874504 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.460645Jy sigma=0.001367 ! Fit after self-cal, rms=0.460681Jy sigma=0.001367 ! 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=0.460681Jy sigma=0.001367 ! Fit after self-cal, rms=0.481132Jy sigma=0.001366 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.555 mas, bmaj=3.94 mas, bpa=-7.508 degrees ! Estimated noise=1227.16 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00367251 Jy ! Component: 100 - total flux cleaned = 0.00495468 Jy ! Component: 150 - total flux cleaned = 0.00549363 Jy ! Component: 200 - total flux cleaned = 0.00577725 Jy ! Total flux subtracted in 200 components = 0.00577725 Jy ! Clean residual min=-0.007222 max=0.007194 Jy/beam ! Clean residual mean=0.000022 rms=0.001929 Jy/beam ! Combined flux in latest and established models = 0.880282 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 134 components and 0.880281 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.481052Jy sigma=0.001365 ! Fit after self-cal, rms=0.482121Jy sigma=0.001365 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 = 0.000881467 Jy ! Component: 100 - total flux cleaned = 0.00114692 Jy ! Component: 150 - total flux cleaned = 0.00122608 Jy ! Component: 200 - total flux cleaned = 0.00137435 Jy ! Total flux subtracted in 200 components = 0.00137435 Jy ! Clean residual min=-0.007099 max=0.007124 Jy/beam ! Clean residual mean=0.000010 rms=0.001904 Jy/beam ! Combined flux in latest and established models = 0.881656 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 138 components and 0.881656 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.482082Jy sigma=0.001364 ! Fit after self-cal, rms=0.482108Jy sigma=0.001364 ! 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=0.482108Jy sigma=0.001364 ! Fit after self-cal, rms=0.491386Jy sigma=0.001364 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.369 mas, bmaj=10.79 mas, bpa=-15.45 degrees ! Estimated noise=1876.16 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00574738 Jy ! Component: 100 - total flux cleaned = 0.00614607 Jy ! Component: 150 - total flux cleaned = 0.00644098 Jy ! Component: 200 - total flux cleaned = 0.00651641 Jy ! Total flux subtracted in 200 components = 0.00651641 Jy ! Clean residual min=-0.008062 max=0.006959 Jy/beam ! Clean residual mean=-0.000181 rms=0.002507 Jy/beam ! Combined flux in latest and established models = 0.888172 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 147 components and 0.888172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.491398Jy sigma=0.001364 ! Fit after self-cal, rms=0.491746Jy sigma=0.001364 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 = 0.000526849 Jy ! Component: 100 - total flux cleaned = 0.000727972 Jy ! Component: 150 - total flux cleaned = 0.000834417 Jy ! Component: 200 - total flux cleaned = 0.00083392 Jy ! Total flux subtracted in 200 components = 0.00083392 Jy ! Clean residual min=-0.007726 max=0.007004 Jy/beam ! Clean residual mean=-0.000193 rms=0.002506 Jy/beam ! Combined flux in latest and established models = 0.889006 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 154 components and 0.889006 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.491753Jy sigma=0.001365 ! Fit after self-cal, rms=0.491763Jy sigma=0.001365 ! 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=2.558 mas, bmaj=3.922 mas, bpa=-7.5 degrees ! Estimated noise=1225.71 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.558 x 3.922 at -7.5 degrees (North through East) ! Clean map min=-0.0066848 max=0.46535 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.327 mas, bmaj=4.526 mas, bpa=-4.459 degrees ! Estimated noise=2161 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.377405 Jy ! Component: 100 - total flux cleaned = 0.527619 Jy ! Component: 150 - total flux cleaned = 0.616052 Jy ! Component: 200 - total flux cleaned = 0.67251 Jy ! Total flux subtracted in 200 components = 0.67251 Jy ! Clean residual min=-0.017897 max=0.030132 Jy/beam ! Clean residual mean=0.000377 rms=0.005189 Jy/beam ! Combined flux in latest and established models = 0.67251 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.67251 Jy ! Inverting map and beam ! Estimated beam: bmin=2.558 mas, bmaj=3.922 mas, bpa=-7.5 degrees ! Estimated noise=1225.71 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) ! Added new window around map position (-1, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0601746 Jy ! Component: 100 - total flux cleaned = 0.0987776 Jy ! Component: 150 - total flux cleaned = 0.126199 Jy ! Component: 200 - total flux cleaned = 0.146303 Jy ! Total flux subtracted in 200 components = 0.146303 Jy ! Clean residual min=-0.010623 max=0.016182 Jy/beam ! Clean residual mean=0.000468 rms=0.003538 Jy/beam ! Combined flux in latest and established models = 0.818813 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 80 components and 0.818813 Jy ! Inverting map ! Added new window around map position (-14, 9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0167584 Jy ! Component: 100 - total flux cleaned = 0.0288766 Jy ! Component: 150 - total flux cleaned = 0.0382878 Jy ! Component: 200 - total flux cleaned = 0.0457473 Jy ! Total flux subtracted in 200 components = 0.0457473 Jy ! Clean residual min=-0.007370 max=0.007859 Jy/beam ! Clean residual mean=0.000124 rms=0.001991 Jy/beam ! Combined flux in latest and established models = 0.86456 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 121 components and 0.86456 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.369 mas, bmaj=10.79 mas, bpa=-15.45 degrees ! Estimated noise=1876.16 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0126334 Jy ! Component: 100 - total flux cleaned = 0.0194557 Jy ! Component: 150 - total flux cleaned = 0.0231038 Jy ! Component: 200 - total flux cleaned = 0.02397 Jy ! Total flux subtracted in 200 components = 0.02397 Jy ! Clean residual min=-0.007580 max=0.006621 Jy/beam ! Clean residual mean=-0.000181 rms=0.002382 Jy/beam ! Combined flux in latest and established models = 0.88853 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 = 0.00060456 Jy ! Component: 100 - total flux cleaned = 0.00109412 Jy ! Component: 150 - total flux cleaned = 0.00143951 Jy ! Component: 200 - total flux cleaned = 0.00163618 Jy ! Total flux subtracted in 200 components = 0.00163618 Jy ! Clean residual min=-0.007401 max=0.006616 Jy/beam ! Clean residual mean=-0.000225 rms=0.002352 Jy/beam ! Combined flux in latest and established models = 0.890166 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 192 components and 0.890166 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.558 mas, bmaj=3.922 mas, bpa=-7.5 degrees ! Estimated noise=1225.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000340361 Jy ! Component: 100 - total flux cleaned = 0.000251102 Jy ! Component: 150 - total flux cleaned = 0.000163759 Jy ! Component: 200 - total flux cleaned = 0.000163795 Jy ! Total flux subtracted in 200 components = 0.000163795 Jy ! Clean residual min=-0.006999 max=0.005815 Jy/beam ! Clean residual mean=-0.000076 rms=0.001663 Jy/beam ! Combined flux in latest and established models = 0.89033 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 214 components and 0.89033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.491562Jy sigma=0.001359 ! Fit after self-cal, rms=0.491542Jy sigma=0.001359 wmodel J0501-0159_S_2001_04_09_pus_map.mod ! Writing 214 model components to file: J0501-0159_S_2001_04_09_pus_map.mod wobs J0501-0159_S_2001_04_09_pus_uvs.fits ! Writing UV FITS file: J0501-0159_S_2001_04_09_pus_uvs.fits wwins J0501-0159_S_2001_04_09_pus_map.win ! wwins: Wrote 5 windows to J0501-0159_S_2001_04_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 = -0.0023954 Jy ! Component: 100 - total flux cleaned = -0.00361811 Jy ! Component: 150 - total flux cleaned = -0.00392413 Jy ! Component: 200 - total flux cleaned = -0.00362848 Jy ! Component: 250 - total flux cleaned = -0.00353608 Jy ! Component: 300 - total flux cleaned = -0.00362758 Jy ! Component: 350 - total flux cleaned = -0.00354237 Jy ! Component: 400 - total flux cleaned = -0.00388124 Jy ! Component: 450 - total flux cleaned = -0.00412428 Jy ! Component: 500 - total flux cleaned = -0.00420447 Jy ! Component: 550 - total flux cleaned = -0.00420502 Jy ! Component: 600 - total flux cleaned = -0.00443164 Jy ! Component: 650 - total flux cleaned = -0.00450446 Jy ! Component: 700 - total flux cleaned = -0.00465024 Jy ! Component: 750 - total flux cleaned = -0.0048629 Jy ! Component: 800 - total flux cleaned = -0.00507077 Jy ! Component: 850 - total flux cleaned = -0.00513893 Jy ! Component: 900 - total flux cleaned = -0.00533945 Jy ! Component: 950 - total flux cleaned = -0.00540392 Jy ! Component: 1000 - total flux cleaned = -0.00540391 Jy ! Component: 1050 - total flux cleaned = -0.00540416 Jy ! Component: 1100 - total flux cleaned = -0.00546658 Jy ! Component: 1150 - total flux cleaned = -0.00515772 Jy ! Component: 1200 - total flux cleaned = -0.00521897 Jy ! Component: 1250 - total flux cleaned = -0.00509864 Jy ! Component: 1300 - total flux cleaned = -0.00497973 Jy ! Component: 1350 - total flux cleaned = -0.00480451 Jy ! Component: 1400 - total flux cleaned = -0.0047464 Jy ! Component: 1450 - total flux cleaned = -0.0045744 Jy ! Component: 1500 - total flux cleaned = -0.00451828 Jy ! Component: 1550 - total flux cleaned = -0.00440729 Jy ! Component: 1600 - total flux cleaned = -0.00435197 Jy ! Component: 1650 - total flux cleaned = -0.00435153 Jy ! Component: 1700 - total flux cleaned = -0.00424337 Jy ! Component: 1750 - total flux cleaned = -0.0041369 Jy ! Component: 1800 - total flux cleaned = -0.00413732 Jy ! Component: 1850 - total flux cleaned = -0.00413754 Jy ! Component: 1900 - total flux cleaned = -0.00413761 Jy ! Component: 1950 - total flux cleaned = -0.00418814 Jy ! Component: 2000 - total flux cleaned = -0.00403577 Jy ! Total flux subtracted in 2048 components = -0.0039859 Jy ! Clean residual min=-0.002871 max=0.003259 Jy/beam ! Clean residual mean=-0.000032 rms=0.000940 Jy/beam ! Combined flux in latest and established models = 0.886345 Jy keep ! Adding 154 model components to the UV plane model. ! The established model now contains 368 components and 0.886344 Jy ![Exited script file: muppet] wmap "J0501-0159_S_2001_04_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.558 x 3.922 at -7.5 degrees (North through East) ! Clean map min=-0.0055153 max=0.46292 Jy/beam ! Writing clean map to FITS file: J0501-0159_S_2001_04_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.462919 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000937748 device "J0501-0159_S_2001_04_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0501-0159_S_2001_04_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.607719 0.607719 1.21544 2.43088 4.86175 9.7235 19.447 38.894 77.788 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.462 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.558 x 3.922 at -7.5 degrees (North through East) ! Clean map min=-0.0055153 max=0.46292 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0501-0159_S_2001_04_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0501-0159_S_2001_04_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0501-0159_S_2001_04_09_pus_uvs.log closed on Fri Oct 5 15:54:30 2007