! Started logfile: J0424-3756_S_2000_12_04_pus_uvs.log on Thu Oct 18 16:01:30 2007 obs J0424-3756_S_2000_12_04_pus_uva.fits ! Reading UV FITS file: J0424-3756_S_2000_12_04_pus_uva.fits ! AN table 1: 18 integrations on 190 of 190 possible baselines. ! AN table 2: 32 integrations on 190 of 190 possible baselines. ! AN table 3: 87 integrations on 190 of 190 possible baselines. ! AN table 4: 22 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0434624 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0424-3756 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2173 lines of history. ! ! Reading 5252 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 = 1024 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0424-3756_S_2000_12_04_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 = 1024x1024 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 257 telescope corrections were flagged in sub-array 1. ! A total of 640 telescope corrections were flagged in sub-array 2. ! A total of 1404 telescope corrections were flagged in sub-array 3. ! A total of 440 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 257 telescope corrections were flagged in sub-array 1. ! A total of 640 telescope corrections were flagged in sub-array 2. ! A total of 1404 telescope corrections were flagged in sub-array 3. ! A total of 440 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 262 telescope corrections were flagged in sub-array 1. ! A total of 640 telescope corrections were flagged in sub-array 2. ! A total of 1404 telescope corrections were flagged in sub-array 3. ! A total of 440 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 257 telescope corrections were flagged in sub-array 1. ! A total of 640 telescope corrections were flagged in sub-array 2. ! A total of 1404 telescope corrections were flagged in sub-array 3. ! A total of 440 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.210594Jy sigma=0.008592 ! Fit after self-cal, rms=0.279103Jy sigma=0.001843 ! 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=2.999 mas, bmaj=17.66 mas, bpa=-3.647 degrees ! Estimated noise=2553.54 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 = 0.690877 Jy ! Component: 100 - total flux cleaned = 0.842964 Jy ! Total flux subtracted in 100 components = 0.842964 Jy ! Clean residual min=-0.031673 max=0.052292 Jy/beam ! Clean residual mean=0.000001 rms=0.010475 Jy/beam ! Combined flux in latest and established models = 0.842964 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.842964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.279623Jy sigma=0.001958 ! Fit after self-cal, rms=0.279622Jy sigma=0.001958 ! 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=4.355 mas, bmaj=23.15 mas, bpa=-4.077 degrees ! Estimated noise=1424.04 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 = 0.0943207 Jy ! Component: 100 - total flux cleaned = 0.13786 Jy ! Component: 150 - total flux cleaned = 0.160743 Jy ! Component: 200 - total flux cleaned = 0.173049 Jy ! Total flux subtracted in 200 components = 0.173049 Jy ! Clean residual min=-0.022169 max=0.020480 Jy/beam ! Clean residual mean=0.000367 rms=0.007441 Jy/beam ! Combined flux in latest and established models = 1.01601 Jy ! Performing phase self-cal ! Adding 73 model components to the UV plane model. ! The established model now contains 80 components and 1.01601 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252543Jy sigma=0.001712 ! Fit after self-cal, rms=0.252494Jy sigma=0.001711 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.05 KP 1.04 ! LA 1.07 MA 1.00* MC 1.00* MK 0.92 ! NL 1.00* NY 1.00* OV 1.00 PT 1.03 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 0.94 ! LA 1.06 MA 1.00* MC 1.00* MK 1.00* ! NL 1.02 NY 1.00* OV 1.03 PT 1.02 ! SC 1.00 TS 1.00* WF 1.21 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.03 KP 1.00 ! LA 1.03 MA 1.00* MC 1.00* MK 0.91 ! NL 1.00* NY 1.00* OV 0.97 PT 1.01 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 0.98 ! LA 1.02 MA 1.00* MC 1.00* MK 1.00* ! NL 0.99 NY 1.00* OV 0.99 PT 1.01 ! SC 1.00 TS 1.00* WF 1.06 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.11 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.02 KP 0.87 ! LA 1.24 MA 1.00* MC 1.00* MK 0.94 ! NL 1.00* NY 1.00* OV 1.03 PT 0.97 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.78 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.02 ! LA 1.02 MA 1.00* MC 1.00* MK 1.00* ! NL 1.03 NY 1.00* OV 1.03 PT 0.94 ! SC 0.97 TS 1.00* WF 1.22 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.09 KP 0.98 ! LA 1.02 MA 1.00* MC 1.00* MK 0.93 ! NL 1.00* NY 1.00* OV 0.98 PT 1.19 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 0.97 ! LA 1.00 MA 1.00* MC 1.00* MK 1.00* ! NL 1.02 NY 1.00* OV 1.01 PT 1.03 ! SC 1.01 TS 1.00* WF 1.02 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.252494Jy sigma=0.001711 ! Fit after self-cal, rms=0.252947Jy sigma=0.001577 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.381 mas, bmaj=23.1 mas, bpa=-3.961 degrees ! Estimated noise=1423.55 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 = -0.00829356 Jy ! Component: 100 - total flux cleaned = -0.00929833 Jy ! Component: 150 - total flux cleaned = -0.00982779 Jy ! Component: 200 - total flux cleaned = -0.0101141 Jy ! Total flux subtracted in 200 components = -0.0101141 Jy ! Clean residual min=-0.008709 max=0.010595 Jy/beam ! Clean residual mean=0.000040 rms=0.002544 Jy/beam ! Combined flux in latest and established models = 1.0059 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 89 components and 1.0059 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252605Jy sigma=0.001575 ! Fit after self-cal, rms=0.253502Jy sigma=0.001574 ! 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=0.253502Jy sigma=0.001574 ! Fit after self-cal, rms=0.254556Jy sigma=0.001572 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.391 mas, bmaj=23.13 mas, bpa=-3.909 degrees ! Estimated noise=1423.5 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00604849 Jy ! Component: 100 - total flux cleaned = -0.00678517 Jy ! Component: 150 - total flux cleaned = -0.00717491 Jy ! Component: 200 - total flux cleaned = -0.00740291 Jy ! Total flux subtracted in 200 components = -0.00740291 Jy ! Clean residual min=-0.008381 max=0.009530 Jy/beam ! Clean residual mean=0.000016 rms=0.002332 Jy/beam ! Combined flux in latest and established models = 0.998496 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 91 components and 0.998496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254379Jy sigma=0.001571 ! Fit after self-cal, rms=0.254442Jy sigma=0.001571 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 = -0.000223487 Jy ! Component: 100 - total flux cleaned = -0.000172819 Jy ! Component: 150 - total flux cleaned = -0.000218061 Jy ! Component: 200 - total flux cleaned = -0.000215971 Jy ! Total flux subtracted in 200 components = -0.000215971 Jy ! Clean residual min=-0.008393 max=0.009512 Jy/beam ! Clean residual mean=0.000016 rms=0.002325 Jy/beam ! Combined flux in latest and established models = 0.99828 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 99 components and 0.99828 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254421Jy sigma=0.001571 ! Fit after self-cal, rms=0.254419Jy sigma=0.001571 ! 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=0.254419Jy sigma=0.001571 ! Fit after self-cal, rms=0.254782Jy sigma=0.001571 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.4 mas, bmaj=23.15 mas, bpa=-3.87 degrees ! Estimated noise=1423.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00441278 Jy ! Component: 100 - total flux cleaned = -0.00494765 Jy ! Component: 150 - total flux cleaned = -0.00518343 Jy ! Component: 200 - total flux cleaned = -0.00537872 Jy ! Total flux subtracted in 200 components = -0.00537872 Jy ! Clean residual min=-0.008198 max=0.009092 Jy/beam ! Clean residual mean=-0.000001 rms=0.002206 Jy/beam ! Combined flux in latest and established models = 0.992901 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 100 components and 0.992901 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254690Jy sigma=0.001570 ! Fit after self-cal, rms=0.254706Jy sigma=0.001570 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 = -0.000204583 Jy ! Component: 100 - total flux cleaned = -0.000286624 Jy ! Component: 150 - total flux cleaned = -0.000283912 Jy ! Component: 200 - total flux cleaned = -0.00028151 Jy ! Total flux subtracted in 200 components = -0.00028151 Jy ! Clean residual min=-0.008206 max=0.009112 Jy/beam ! Clean residual mean=-0.000001 rms=0.002205 Jy/beam ! Combined flux in latest and established models = 0.99262 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 103 components and 0.99262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254691Jy sigma=0.001570 ! Fit after self-cal, rms=0.254690Jy sigma=0.001570 ! 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=0.254690Jy sigma=0.001570 ! Fit after self-cal, rms=0.254950Jy sigma=0.001570 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.898 mas, bmaj=36.22 mas, bpa=-8.447 degrees ! Estimated noise=1549.01 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00216324 Jy ! Component: 100 - total flux cleaned = -0.00226975 Jy ! Component: 150 - total flux cleaned = -0.00231824 Jy ! Component: 200 - total flux cleaned = -0.00236586 Jy ! Total flux subtracted in 200 components = -0.00236586 Jy ! Clean residual min=-0.007571 max=0.010591 Jy/beam ! Clean residual mean=-0.000016 rms=0.002312 Jy/beam ! Combined flux in latest and established models = 0.990254 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 108 components and 0.990254 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254918Jy sigma=0.001570 ! Fit after self-cal, rms=0.254922Jy sigma=0.001570 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 (84.5, -128). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00803579 Jy ! Component: 100 - total flux cleaned = 0.00804252 Jy ! Component: 150 - total flux cleaned = 0.00859095 Jy ! Component: 200 - total flux cleaned = 0.00919143 Jy ! Total flux subtracted in 200 components = 0.00919143 Jy ! Clean residual min=-0.006864 max=0.006051 Jy/beam ! Clean residual mean=-0.000005 rms=0.001682 Jy/beam ! Combined flux in latest and established models = 0.999445 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 146 components and 0.999445 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254678Jy sigma=0.001567 ! Fit after self-cal, rms=0.254656Jy sigma=0.001567 ! 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=4.406 mas, bmaj=23.16 mas, bpa=-3.843 degrees ! Estimated noise=1422.88 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.406 x 23.16 at -3.843 degrees (North through East) ! Clean map min=-0.0069417 max=0.91748 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=0.254656Jy sigma=0.001567 ! Fit after self-cal, rms=0.685068Jy sigma=0.001351 ! Inverting map and beam ! Estimated beam: bmin=4.409 mas, bmaj=23.15 mas, bpa=-3.811 degrees ! Estimated noise=1419.92 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125286 Jy ! Component: 100 - total flux cleaned = 0.000482333 Jy ! Component: 150 - total flux cleaned = -5.96317e-05 Jy ! Component: 200 - total flux cleaned = -0.000183623 Jy ! Total flux subtracted in 200 components = -0.000183623 Jy ! Clean residual min=-0.006995 max=0.005670 Jy/beam ! Clean residual mean=-0.000027 rms=0.001585 Jy/beam ! Combined flux in latest and established models = 0.999262 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 177 components and 0.999262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.684971Jy sigma=0.001350 ! Fit after self-cal, rms=0.684970Jy sigma=0.001350 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000368617 Jy ! Component: 100 - total flux cleaned = -0.000263777 Jy ! Component: 150 - total flux cleaned = -0.000165141 Jy ! Component: 200 - total flux cleaned = -7.00651e-05 Jy ! Total flux subtracted in 200 components = -7.00651e-05 Jy ! Clean residual min=-0.007018 max=0.005556 Jy/beam ! Clean residual mean=-0.000030 rms=0.001539 Jy/beam ! Combined flux in latest and established models = 0.999192 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 197 components and 0.999192 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.684942Jy sigma=0.001349 ! Fit after self-cal, rms=0.684923Jy sigma=0.001349 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.684923Jy sigma=0.001349 ! Fit after self-cal, rms=1.336415Jy sigma=0.001349 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3 mas, bmaj=17.6 mas, bpa=-3.452 degrees ! Estimated noise=2594.48 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.697393 Jy ! Component: 100 - total flux cleaned = 0.850261 Jy ! Component: 150 - total flux cleaned = 0.902952 Jy ! Component: 200 - total flux cleaned = 0.92997 Jy ! Total flux subtracted in 200 components = 0.92997 Jy ! Clean residual min=-0.015024 max=0.017252 Jy/beam ! Clean residual mean=-0.000089 rms=0.004507 Jy/beam ! Combined flux in latest and established models = 0.92997 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.92997 Jy ! Inverting map and beam ! Estimated beam: bmin=4.412 mas, bmaj=23.16 mas, bpa=-3.805 degrees ! Estimated noise=1417.83 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 (3.5, 2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0274239 Jy ! Component: 100 - total flux cleaned = 0.0409044 Jy ! Component: 150 - total flux cleaned = 0.0495526 Jy ! Component: 200 - total flux cleaned = 0.0538546 Jy ! Total flux subtracted in 200 components = 0.0538546 Jy ! Clean residual min=-0.008343 max=0.006889 Jy/beam ! Clean residual mean=-0.000070 rms=0.001948 Jy/beam ! Combined flux in latest and established models = 0.983825 Jy ! Adding 78 model components to the UV plane model. ! The established model now contains 94 components and 0.983824 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=8.914 mas, bmaj=36.18 mas, bpa=-8.414 degrees ! Estimated noise=1541.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00484232 Jy ! Component: 100 - total flux cleaned = 0.00597882 Jy ! Component: 150 - total flux cleaned = 0.00706933 Jy ! Component: 200 - total flux cleaned = 0.00771915 Jy ! Total flux subtracted in 200 components = 0.00771915 Jy ! Clean residual min=-0.006632 max=0.004752 Jy/beam ! Clean residual mean=-0.000062 rms=0.001652 Jy/beam ! Combined flux in latest and established models = 0.991544 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 = 0.000715682 Jy ! Component: 100 - total flux cleaned = 0.00137248 Jy ! Component: 150 - total flux cleaned = 0.0018768 Jy ! Component: 200 - total flux cleaned = 0.00224781 Jy ! Total flux subtracted in 200 components = 0.00224781 Jy ! Clean residual min=-0.006674 max=0.004552 Jy/beam ! Clean residual mean=-0.000057 rms=0.001532 Jy/beam ! Combined flux in latest and established models = 0.993791 Jy ! Adding 86 model components to the UV plane model. ! The established model now contains 170 components and 0.993791 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.412 mas, bmaj=23.16 mas, bpa=-3.805 degrees ! Estimated noise=1417.83 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000267876 Jy ! Component: 100 - total flux cleaned = 0.000513782 Jy ! Component: 150 - total flux cleaned = 0.000750372 Jy ! Component: 200 - total flux cleaned = 0.00130545 Jy ! Total flux subtracted in 200 components = 0.00130545 Jy ! Clean residual min=-0.006423 max=0.004750 Jy/beam ! Clean residual mean=-0.000031 rms=0.001480 Jy/beam ! Combined flux in latest and established models = 0.995097 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 200 components and 0.995097 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.336293Jy sigma=0.001349 ! Fit after self-cal, rms=1.336291Jy sigma=0.001349 wmodel J0424-3756_S_2000_12_04_pus_map.mod ! Writing 200 model components to file: J0424-3756_S_2000_12_04_pus_map.mod wobs J0424-3756_S_2000_12_04_pus_uvs.fits ! Writing UV FITS file: J0424-3756_S_2000_12_04_pus_uvs.fits wwins J0424-3756_S_2000_12_04_pus_map.win ! wwins: Wrote 3 windows to J0424-3756_S_2000_12_04_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=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00276506 Jy ! Component: 100 - total flux cleaned = -0.00517427 Jy ! Component: 150 - total flux cleaned = -0.00692684 Jy ! Component: 200 - total flux cleaned = -0.0079086 Jy ! Component: 250 - total flux cleaned = -0.00860499 Jy ! Component: 300 - total flux cleaned = -0.0091935 Jy ! Component: 350 - total flux cleaned = -0.00975564 Jy ! Component: 400 - total flux cleaned = -0.0100954 Jy ! Component: 450 - total flux cleaned = -0.0103559 Jy ! Component: 500 - total flux cleaned = -0.0102933 Jy ! Component: 550 - total flux cleaned = -0.0102316 Jy ! Component: 600 - total flux cleaned = -0.00999267 Jy ! Component: 650 - total flux cleaned = -0.0098178 Jy ! Component: 700 - total flux cleaned = -0.009932 Jy ! Component: 750 - total flux cleaned = -0.0101552 Jy ! Component: 800 - total flux cleaned = -0.0103195 Jy ! Component: 850 - total flux cleaned = -0.010535 Jy ! Component: 900 - total flux cleaned = -0.0106938 Jy ! Component: 950 - total flux cleaned = -0.0107972 Jy ! Component: 1000 - total flux cleaned = -0.011002 Jy ! Component: 1050 - total flux cleaned = -0.0110521 Jy ! Component: 1100 - total flux cleaned = -0.0112017 Jy ! Component: 1150 - total flux cleaned = -0.0112025 Jy ! Component: 1200 - total flux cleaned = -0.0113962 Jy ! Component: 1250 - total flux cleaned = -0.0113478 Jy ! Component: 1300 - total flux cleaned = -0.0113957 Jy ! Component: 1350 - total flux cleaned = -0.0115818 Jy ! Component: 1400 - total flux cleaned = -0.0115816 Jy ! Component: 1450 - total flux cleaned = -0.0116728 Jy ! Component: 1500 - total flux cleaned = -0.0118527 Jy ! Component: 1550 - total flux cleaned = -0.0118085 Jy ! Component: 1600 - total flux cleaned = -0.0121175 Jy ! Component: 1650 - total flux cleaned = -0.0124228 Jy ! Component: 1700 - total flux cleaned = -0.0126818 Jy ! Component: 1750 - total flux cleaned = -0.0128099 Jy ! Component: 1800 - total flux cleaned = -0.0129799 Jy ! Component: 1850 - total flux cleaned = -0.0132324 Jy ! Component: 1900 - total flux cleaned = -0.0133993 Jy ! Component: 1950 - total flux cleaned = -0.0136056 Jy ! Component: 2000 - total flux cleaned = -0.0137689 Jy ! Component: 2050 - total flux cleaned = -0.0139713 Jy ! Component: 2100 - total flux cleaned = -0.0141718 Jy ! Component: 2150 - total flux cleaned = -0.0142918 Jy ! Component: 2200 - total flux cleaned = -0.0143713 Jy ! Component: 2250 - total flux cleaned = -0.0146065 Jy ! Component: 2300 - total flux cleaned = -0.0147232 Jy ! Component: 2350 - total flux cleaned = -0.0148393 Jy ! Component: 2400 - total flux cleaned = -0.0150691 Jy ! Component: 2450 - total flux cleaned = -0.0150688 Jy ! Component: 2500 - total flux cleaned = -0.0151447 Jy ! Component: 2550 - total flux cleaned = -0.0152199 Jy ! Component: 2600 - total flux cleaned = -0.0152202 Jy ! Component: 2650 - total flux cleaned = -0.0152572 Jy ! Component: 2700 - total flux cleaned = -0.0154045 Jy ! Component: 2750 - total flux cleaned = -0.0153684 Jy ! Component: 2800 - total flux cleaned = -0.0155865 Jy ! Component: 2850 - total flux cleaned = -0.0157669 Jy ! Component: 2900 - total flux cleaned = -0.0158389 Jy ! Component: 2950 - total flux cleaned = -0.0159109 Jy ! Component: 3000 - total flux cleaned = -0.0161601 Jy ! Component: 3050 - total flux cleaned = -0.0163019 Jy ! Component: 3100 - total flux cleaned = -0.0163722 Jy ! Component: 3150 - total flux cleaned = -0.0165831 Jy ! Component: 3200 - total flux cleaned = -0.016723 Jy ! Component: 3250 - total flux cleaned = -0.0168272 Jy ! Component: 3300 - total flux cleaned = -0.0168964 Jy ! Component: 3350 - total flux cleaned = -0.0169312 Jy ! Component: 3400 - total flux cleaned = -0.0170002 Jy ! Component: 3450 - total flux cleaned = -0.0171714 Jy ! Component: 3500 - total flux cleaned = -0.0172738 Jy ! Component: 3550 - total flux cleaned = -0.0172737 Jy ! Component: 3600 - total flux cleaned = -0.0172398 Jy ! Component: 3650 - total flux cleaned = -0.0174092 Jy ! Component: 3700 - total flux cleaned = -0.0174093 Jy ! Component: 3750 - total flux cleaned = -0.0175101 Jy ! Component: 3800 - total flux cleaned = -0.0175439 Jy ! Component: 3850 - total flux cleaned = -0.0174766 Jy ! Component: 3900 - total flux cleaned = -0.0175773 Jy ! Component: 3950 - total flux cleaned = -0.0176108 Jy ! Component: 4000 - total flux cleaned = -0.0176443 Jy ! Component: 4050 - total flux cleaned = -0.0176109 Jy ! Total flux subtracted in 4096 components = -0.0176108 Jy ! Clean residual min=-0.001843 max=0.001820 Jy/beam ! Clean residual mean=-0.000019 rms=0.000633 Jy/beam ! Combined flux in latest and established models = 0.977486 Jy keep ! Adding 283 model components to the UV plane model. ! The established model now contains 483 components and 0.977486 Jy ![Exited script file: muppet] wmap "J0424-3756_S_2000_12_04_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.412 x 23.16 at -3.805 degrees (North through East) ! Clean map min=-0.0049602 max=0.91468 Jy/beam ! Writing clean map to FITS file: J0424-3756_S_2000_12_04_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.914676 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000641341 device "J0424-3756_S_2000_12_04_pus\_map.eps/VPS" ! Attempting to open device: 'J0424-3756_S_2000_12_04_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.21035 0.21035 0.420701 0.841402 1.6828 3.36561 6.73122 13.4624 26.9249 53.8497 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.914 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.412 x 23.16 at -3.805 degrees (North through East) ! Clean map min=-0.0049602 max=0.91468 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0424-3756_S_2000_12_04_pus\_map.gif/vgif" ! Attempting to open device: 'J0424-3756_S_2000_12_04_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0424-3756_S_2000_12_04_pus_uvs.log closed on Thu Oct 18 16:01:59 2007