! Started logfile: J1522-2730_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:41:39 2010 obs J1522-2730_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1522-2730_S_2008_04_02_pus_uva.fits ! AN table 1: 19 integrations on 120 of 120 possible baselines. ! AN table 2: 10 integrations on 120 of 120 possible baselines. ! AN table 3: 56 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.175588 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1522-2730 ! ! 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 984 lines of history. ! ! Reading 7164 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 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 138 telescope corrections were flagged in sub-array 1. ! A total of 136 telescope corrections were flagged in sub-array 2. ! A total of 535 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 138 telescope corrections were flagged in sub-array 1. ! A total of 136 telescope corrections were flagged in sub-array 2. ! A total of 535 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 138 telescope corrections were flagged in sub-array 1. ! A total of 136 telescope corrections were flagged in sub-array 2. ! A total of 535 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 138 telescope corrections were flagged in sub-array 1. ! A total of 136 telescope corrections were flagged in sub-array 2. ! A total of 535 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.675868Jy sigma=0.005304 ! Fit after self-cal, rms=0.299878Jy sigma=0.002347 ! 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=2.708 mas, bmaj=6.82 mas, bpa=-10.38 degrees ! Estimated noise=1904.82 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 = 0.612712 Jy ! Component: 100 - total flux cleaned = 0.746481 Jy ! Total flux subtracted in 100 components = 0.746481 Jy ! Clean residual min=-0.028002 max=0.044580 Jy/beam ! Clean residual mean=0.000679 rms=0.008219 Jy/beam ! Combined flux in latest and established models = 0.746481 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.746481 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.243001Jy sigma=0.001874 ! Fit after self-cal, rms=0.243001Jy sigma=0.001874 ! 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=3.579 mas, bmaj=10.2 mas, bpa=-14.23 degrees ! Estimated noise=1061.39 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 = 0.0628243 Jy ! Component: 100 - total flux cleaned = 0.0949814 Jy ! Component: 150 - total flux cleaned = 0.112347 Jy ! Component: 200 - total flux cleaned = 0.121736 Jy ! Total flux subtracted in 200 components = 0.121736 Jy ! Clean residual min=-0.016893 max=0.020056 Jy/beam ! Clean residual mean=0.000126 rms=0.005888 Jy/beam ! Combined flux in latest and established models = 0.868218 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.868218 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227184Jy sigma=0.001743 ! Fit after self-cal, rms=0.227149Jy sigma=0.001743 ! 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 1.02 FD 1.07 HH 1.00* HN 1.13 ! KK 1.18 KP 1.00 LA 1.19 MK 0.78 ! NL 0.93 NY 1.00* ON 1.00* OV 0.95 ! PT 1.02 SC 1.04 WZ 1.00* ZC 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.09 HH 1.00* HN 1.11 ! KK 1.00* KP 1.04 LA 1.23 MK 1.00* ! NL 0.98 NY 1.00* ON 1.00* OV 0.97 ! PT 1.03 SC 0.98 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.14 HH 1.00* HN 1.21 ! KK 1.08 KP 1.03 LA 1.10 MK 0.86 ! NL 0.95 NY 1.00* ON 1.00* OV 0.98 ! PT 1.01 SC 1.10 WZ 1.00* ZC 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.17 HH 1.00* HN 1.16 ! KK 1.00* KP 1.03 LA 1.14 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 1.01 ! PT 1.00 SC 1.03 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.17 HH 1.00* HN 1.15 ! KK 1.12 KP 0.99 LA 0.88 MK 0.90 ! NL 0.98 NY 1.00* ON 1.00* OV 1.01 ! PT 1.07 SC 0.97 WZ 1.00* ZC 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.15 HH 1.00* HN 1.16 ! KK 1.00* KP 0.98 LA 0.90 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 1.03 ! PT 1.05 SC 0.93 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.11 HH 1.00* HN 1.03 ! KK 1.10 KP 0.93 LA 0.72 MK 0.94 ! NL 0.88 NY 1.00* ON 1.00* OV 0.83 ! PT 0.89 SC 1.02 WZ 1.00* ZC 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.12 HH 1.00* HN 1.03 ! KK 1.00* KP 0.93 LA 0.73 MK 1.00* ! NL 0.92 NY 1.00* ON 1.00* OV 0.86 ! PT 0.90 SC 0.96 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.227149Jy sigma=0.001743 ! Fit after self-cal, rms=0.170449Jy sigma=0.001296 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.577 mas, bmaj=11.12 mas, bpa=-13.94 degrees ! Estimated noise=1061.49 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 = -0.00854331 Jy ! Component: 100 - total flux cleaned = -0.00931803 Jy ! Component: 150 - total flux cleaned = -0.00960742 Jy ! Component: 200 - total flux cleaned = -0.00984488 Jy ! Total flux subtracted in 200 components = -0.00984487 Jy ! Clean residual min=-0.008370 max=0.007219 Jy/beam ! Clean residual mean=0.000227 rms=0.002173 Jy/beam ! Combined flux in latest and established models = 0.858373 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.858373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169957Jy sigma=0.001292 ! Fit after self-cal, rms=0.170082Jy sigma=0.001291 ! 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=0.170082Jy sigma=0.001291 ! Fit after self-cal, rms=0.169334Jy sigma=0.001287 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.577 mas, bmaj=11.11 mas, bpa=-13.92 degrees ! Estimated noise=1058.76 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00534517 Jy ! Component: 100 - total flux cleaned = -0.00607157 Jy ! Component: 150 - total flux cleaned = -0.00636061 Jy ! Component: 200 - total flux cleaned = -0.00661299 Jy ! Total flux subtracted in 200 components = -0.00661299 Jy ! Clean residual min=-0.006715 max=0.006697 Jy/beam ! Clean residual mean=0.000284 rms=0.001972 Jy/beam ! Combined flux in latest and established models = 0.85176 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 23 components and 0.85176 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169137Jy sigma=0.001285 ! Fit after self-cal, rms=0.169146Jy sigma=0.001285 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 = -0.000348207 Jy ! Component: 100 - total flux cleaned = -0.000474879 Jy ! Component: 150 - total flux cleaned = -0.00059057 Jy ! Component: 200 - total flux cleaned = -0.00075025 Jy ! Total flux subtracted in 200 components = -0.00075025 Jy ! Clean residual min=-0.006671 max=0.006618 Jy/beam ! Clean residual mean=0.000296 rms=0.001946 Jy/beam ! Combined flux in latest and established models = 0.85101 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 29 components and 0.85101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169101Jy sigma=0.001285 ! Fit after self-cal, rms=0.169094Jy sigma=0.001285 ! 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=0.169094Jy sigma=0.001285 ! Fit after self-cal, rms=0.168910Jy sigma=0.001274 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.572 mas, bmaj=11.11 mas, bpa=-13.91 degrees ! Estimated noise=1059.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00273614 Jy ! Component: 100 - total flux cleaned = -0.00285966 Jy ! Component: 150 - total flux cleaned = -0.00295214 Jy ! Component: 200 - total flux cleaned = -0.00312451 Jy ! Total flux subtracted in 200 components = -0.00312451 Jy ! Clean residual min=-0.004445 max=0.005635 Jy/beam ! Clean residual mean=0.000355 rms=0.001487 Jy/beam ! Combined flux in latest and established models = 0.847885 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 33 components and 0.847885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168742Jy sigma=0.001273 ! Fit after self-cal, rms=0.168784Jy sigma=0.001273 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 = -0.000155289 Jy ! Component: 100 - total flux cleaned = -0.000298953 Jy ! Component: 150 - total flux cleaned = -0.000426912 Jy ! Component: 200 - total flux cleaned = -0.000543951 Jy ! Total flux subtracted in 200 components = -0.000543951 Jy ! Clean residual min=-0.004200 max=0.005600 Jy/beam ! Clean residual mean=0.000364 rms=0.001467 Jy/beam ! Combined flux in latest and established models = 0.847341 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 34 components and 0.847341 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168725Jy sigma=0.001272 ! Fit after self-cal, rms=0.168720Jy sigma=0.001272 ! 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=0.168720Jy sigma=0.001272 ! Fit after self-cal, rms=0.168878Jy sigma=0.001272 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.668 mas, bmaj=19.39 mas, bpa=-12.87 degrees ! Estimated noise=1251.47 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00116912 Jy ! Component: 100 - total flux cleaned = -0.00117746 Jy ! Component: 150 - total flux cleaned = -0.00121766 Jy ! Component: 200 - total flux cleaned = -0.0012522 Jy ! Total flux subtracted in 200 components = -0.0012522 Jy ! Clean residual min=-0.003391 max=0.005554 Jy/beam ! Clean residual mean=0.000632 rms=0.001621 Jy/beam ! Combined flux in latest and established models = 0.846089 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 44 components and 0.846089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168855Jy sigma=0.001272 ! Fit after self-cal, rms=0.168853Jy sigma=0.001272 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 = -0.000134757 Jy ! Component: 100 - total flux cleaned = -0.000132099 Jy ! Component: 150 - total flux cleaned = -0.000134995 Jy ! Component: 200 - total flux cleaned = -0.000165934 Jy ! Total flux subtracted in 200 components = -0.000165934 Jy ! Clean residual min=-0.003367 max=0.005569 Jy/beam ! Clean residual mean=0.000636 rms=0.001613 Jy/beam ! Combined flux in latest and established models = 0.845923 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 0.845923 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168845Jy sigma=0.001272 ! Fit after self-cal, rms=0.168837Jy sigma=0.001272 ! 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=3.568 mas, bmaj=11.09 mas, bpa=-13.92 degrees ! Estimated noise=1059.31 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.568 x 11.09 at -13.92 degrees (North through East) ! Clean map min=-0.0037826 max=0.7937 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=0.168837Jy sigma=0.001272 ! Fit after self-cal, rms=0.157469Jy sigma=0.001154 ! Inverting map and beam ! Estimated beam: bmin=3.57 mas, bmaj=11.1 mas, bpa=-13.91 degrees ! Estimated noise=1060 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00127039 Jy ! Component: 100 - total flux cleaned = -0.00134803 Jy ! Component: 150 - total flux cleaned = -0.0014901 Jy ! Component: 200 - total flux cleaned = -0.00161824 Jy ! Total flux subtracted in 200 components = -0.00161824 Jy ! Clean residual min=-0.003670 max=0.005377 Jy/beam ! Clean residual mean=0.000325 rms=0.001332 Jy/beam ! Combined flux in latest and established models = 0.844305 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 48 components and 0.844305 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157385Jy sigma=0.001154 ! Fit after self-cal, rms=0.157384Jy sigma=0.001154 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00018929 Jy ! Component: 100 - total flux cleaned = -0.000241855 Jy ! Component: 150 - total flux cleaned = -0.00033455 Jy ! Component: 200 - total flux cleaned = -0.000418886 Jy ! Total flux subtracted in 200 components = -0.000418886 Jy ! Clean residual min=-0.003637 max=0.005407 Jy/beam ! Clean residual mean=0.000331 rms=0.001324 Jy/beam ! Combined flux in latest and established models = 0.843886 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 49 components and 0.843886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157348Jy sigma=0.001153 ! Fit after self-cal, rms=0.157348Jy sigma=0.001153 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157348Jy sigma=0.001153 ! Fit after self-cal, rms=0.157462Jy sigma=0.001153 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=2.655 mas, bmaj=8.039 mas, bpa=-9.66 degrees ! Estimated noise=1923.18 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.621167 Jy ! Component: 100 - total flux cleaned = 0.756666 Jy ! Component: 150 - total flux cleaned = 0.791423 Jy ! Component: 200 - total flux cleaned = 0.807659 Jy ! Total flux subtracted in 200 components = 0.807659 Jy ! Clean residual min=-0.008443 max=0.009796 Jy/beam ! Clean residual mean=0.000411 rms=0.002418 Jy/beam ! Combined flux in latest and established models = 0.807659 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.807659 Jy ! Inverting map and beam ! Estimated beam: bmin=3.566 mas, bmaj=11.09 mas, bpa=-13.94 degrees ! Estimated noise=1059.97 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 = 0.0166968 Jy ! Component: 100 - total flux cleaned = 0.0248555 Jy ! Component: 150 - total flux cleaned = 0.0293191 Jy ! Component: 200 - total flux cleaned = 0.0317676 Jy ! Total flux subtracted in 200 components = 0.0317676 Jy ! Clean residual min=-0.004051 max=0.005639 Jy/beam ! Clean residual mean=0.000365 rms=0.001346 Jy/beam ! Combined flux in latest and established models = 0.839426 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 38 components and 0.839426 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=7.679 mas, bmaj=19.44 mas, bpa=-12.86 degrees ! Estimated noise=1251.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00268838 Jy ! Component: 100 - total flux cleaned = 0.00288839 Jy ! Component: 150 - total flux cleaned = 0.00292593 Jy ! Component: 200 - total flux cleaned = 0.00296143 Jy ! Total flux subtracted in 200 components = 0.00296143 Jy ! Clean residual min=-0.003266 max=0.005061 Jy/beam ! Clean residual mean=0.000593 rms=0.001507 Jy/beam ! Combined flux in latest and established models = 0.842388 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 = 6.19168e-05 Jy ! Component: 100 - total flux cleaned = 9.02578e-05 Jy ! Component: 150 - total flux cleaned = 0.000116946 Jy ! Component: 200 - total flux cleaned = 0.000163678 Jy ! Total flux subtracted in 200 components = 0.000163678 Jy ! Clean residual min=-0.003246 max=0.005019 Jy/beam ! Clean residual mean=0.000588 rms=0.001489 Jy/beam ! Combined flux in latest and established models = 0.842551 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 48 components and 0.842551 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.566 mas, bmaj=11.09 mas, bpa=-13.94 degrees ! Estimated noise=1059.97 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.1672e-05 Jy ! Component: 100 - total flux cleaned = -0.000328272 Jy ! Component: 150 - total flux cleaned = -0.00052553 Jy ! Component: 200 - total flux cleaned = -0.000614943 Jy ! Total flux subtracted in 200 components = -0.000614943 Jy ! Clean residual min=-0.003949 max=0.005464 Jy/beam ! Clean residual mean=0.000325 rms=0.001294 Jy/beam ! Combined flux in latest and established models = 0.841936 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 60 components and 0.841936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157447Jy sigma=0.001153 ! Fit after self-cal, rms=0.157427Jy sigma=0.001153 wmodel J1522-2730_S_2008_04_02_pus_map.mod ! Writing 60 model components to file: J1522-2730_S_2008_04_02_pus_map.mod wobs J1522-2730_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1522-2730_S_2008_04_02_pus_uvs.fits wwins J1522-2730_S_2008_04_02_pus_map.win ! wwins: Wrote 1 windows to J1522-2730_S_2008_04_02_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 = 0.00243199 Jy ! Component: 100 - total flux cleaned = 0.00450217 Jy ! Component: 150 - total flux cleaned = 0.00612401 Jy ! Component: 200 - total flux cleaned = 0.00687635 Jy ! Component: 250 - total flux cleaned = 0.00706762 Jy ! Component: 300 - total flux cleaned = 0.00743176 Jy ! Component: 350 - total flux cleaned = 0.00795631 Jy ! Component: 400 - total flux cleaned = 0.0086279 Jy ! Component: 450 - total flux cleaned = 0.00916949 Jy ! Component: 500 - total flux cleaned = 0.00964262 Jy ! Component: 550 - total flux cleaned = 0.0101035 Jy ! Component: 600 - total flux cleaned = 0.0105535 Jy ! Component: 650 - total flux cleaned = 0.0109938 Jy ! Component: 700 - total flux cleaned = 0.0114256 Jy ! Component: 750 - total flux cleaned = 0.0118487 Jy ! Component: 800 - total flux cleaned = 0.0122628 Jy ! Component: 850 - total flux cleaned = 0.0127609 Jy ! Component: 900 - total flux cleaned = 0.0132058 Jy ! Component: 950 - total flux cleaned = 0.013688 Jy ! Component: 1000 - total flux cleaned = 0.0142061 Jy ! Component: 1050 - total flux cleaned = 0.0146745 Jy ! Component: 1100 - total flux cleaned = 0.0151372 Jy ! Component: 1150 - total flux cleaned = 0.015677 Jy ! Component: 1200 - total flux cleaned = 0.0161692 Jy ! Component: 1250 - total flux cleaned = 0.0166961 Jy ! Component: 1300 - total flux cleaned = 0.0171367 Jy ! Component: 1350 - total flux cleaned = 0.017691 Jy ! Component: 1400 - total flux cleaned = 0.0181999 Jy ! Component: 1450 - total flux cleaned = 0.018703 Jy ! Component: 1500 - total flux cleaned = 0.0190482 Jy ! Component: 1550 - total flux cleaned = 0.0194279 Jy ! Component: 1600 - total flux cleaned = 0.0197666 Jy ! Component: 1650 - total flux cleaned = 0.0202877 Jy ! Component: 1700 - total flux cleaned = 0.0206193 Jy ! Component: 1750 - total flux cleaned = 0.0210938 Jy ! Component: 1800 - total flux cleaned = 0.0214191 Jy ! Component: 1850 - total flux cleaned = 0.0217779 Jy ! Component: 1900 - total flux cleaned = 0.0221337 Jy ! Component: 1950 - total flux cleaned = 0.0224858 Jy ! Component: 2000 - total flux cleaned = 0.0228352 Jy ! Total flux subtracted in 2048 components = 0.0232507 Jy ! Clean residual min=-0.002065 max=0.002413 Jy/beam ! Clean residual mean=0.000154 rms=0.000707 Jy/beam ! Combined flux in latest and established models = 0.865187 Jy keep ! Adding 124 model components to the UV plane model. ! The established model now contains 184 components and 0.865187 Jy wmap "J1522-2730_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.566 x 11.09 at -13.94 degrees (North through East) ! Clean map min=-0.0034749 max=0.80059 Jy/beam ! Writing clean map to FITS file: J1522-2730_S_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.800593 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000705506 device "J1522-2730_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1522-2730_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.264369 0.264369 0.528738 1.05748 2.11495 4.2299 8.45981 16.9196 33.8392 67.6784 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.8 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.566 x 11.09 at -13.94 degrees (North through East) ! Clean map min=-0.0034749 max=0.80059 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1522-2730_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1522-2730_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1522-2730_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:41:42 2010