! Started logfile: J1127-1857_S_2001_07_05_pus_uvs.log on Fri Aug 10 01:05:33 2007 obs J1127-1857_S_2001_07_05_pus_uva.fits ! Reading UV FITS file: J1127-1857_S_2001_07_05_pus_uva.fits ! AN table 1: 100 integrations on 171 of 171 possible baselines. ! AN table 2: 36 integrations on 171 of 171 possible baselines. ! AN table 3: 40 integrations on 171 of 171 possible baselines. ! AN table 4: 21 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.105115 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1127-1857 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22997e+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 1774 lines of history. ! ! Reading 14164 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 1391 telescope corrections were flagged in sub-array 1. ! A total of 537 telescope corrections were flagged in sub-array 2. ! A total of 733 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1391 telescope corrections were flagged in sub-array 1. ! A total of 537 telescope corrections were flagged in sub-array 2. ! A total of 733 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1391 telescope corrections were flagged in sub-array 1. ! A total of 537 telescope corrections were flagged in sub-array 2. ! A total of 733 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1391 telescope corrections were flagged in sub-array 1. ! A total of 537 telescope corrections were flagged in sub-array 2. ! A total of 733 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.865969Jy sigma=0.005604 ! Fit after self-cal, rms=0.293707Jy sigma=0.001833 ! 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=1.972 mas, bmaj=4.232 mas, bpa=10.24 degrees ! Estimated noise=1387.32 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 = 0.65343 Jy ! Component: 100 - total flux cleaned = 0.809894 Jy ! Total flux subtracted in 100 components = 0.809894 Jy ! Clean residual min=-0.033458 max=0.061347 Jy/beam ! Clean residual mean=0.000038 rms=0.007951 Jy/beam ! Combined flux in latest and established models = 0.809894 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.809894 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257267Jy sigma=0.001648 ! Fit after self-cal, rms=0.257294Jy sigma=0.001648 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0657068 Jy ! Component: 100 - total flux cleaned = 0.100414 Jy ! Total flux subtracted in 100 components = 0.100414 Jy ! Clean residual min=-0.032195 max=0.026461 Jy/beam ! Clean residual mean=-0.000055 rms=0.006544 Jy/beam ! Combined flux in latest and established models = 0.910308 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.910308 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245224Jy sigma=0.001531 ! Fit after self-cal, rms=0.245200Jy sigma=0.001530 ! 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=2.543 mas, bmaj=5.221 mas, bpa=13.59 degrees ! Estimated noise=861.996 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 = -0.0011334 Jy ! Component: 100 - total flux cleaned = -0.00176467 Jy ! Component: 150 - total flux cleaned = -0.00224796 Jy ! Component: 200 - total flux cleaned = -0.00267019 Jy ! Total flux subtracted in 200 components = -0.00267019 Jy ! Clean residual min=-0.021998 max=0.019331 Jy/beam ! Clean residual mean=0.000211 rms=0.005617 Jy/beam ! Combined flux in latest and established models = 0.907638 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 21 components and 0.907638 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245043Jy sigma=0.001527 ! Fit after self-cal, rms=0.245033Jy sigma=0.001527 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 84 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 GC 1.00* GG 1.00* ! HH 0.96 HN 0.84 KK 0.92 KP 1.12 ! LA 1.07 MC 1.01 MK 0.96 NL 1.04 ! NY 1.00* OV 0.97 PT 1.05 SC 0.89 ! TS 1.00* WF 1.03 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 0.88 KK 1.00* KP 0.97 ! LA 0.97 MC 1.00* MK 1.01 NL 0.93 ! NY 1.00* OV 0.94 PT 0.91 SC 0.90 ! TS 1.00* WF 0.97 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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* 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* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.06 KK 0.96 KP 0.95 ! LA 0.99 MC 1.00* MK 0.92 NL 0.97 ! NY 1.00* OV 0.99 PT 0.97 SC 0.96 ! TS 1.00* WF 1.04 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 84 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.05 GC 1.00* GG 1.00* ! HH 1.01 HN 0.85 KK 0.90 KP 1.32 ! LA 1.09 MC 1.19 MK 0.92 NL 1.04 ! NY 1.00* OV 0.98 PT 1.10 SC 0.91 ! TS 1.00* WF 1.01 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 0.89 KK 1.00* KP 0.98 ! LA 0.92 MC 1.00* MK 0.99 NL 0.92 ! NY 1.00* OV 0.97 PT 0.94 SC 0.92 ! TS 1.00* WF 1.00 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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* 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* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.06 KK 0.96 KP 0.92 ! LA 0.96 MC 1.00* MK 0.95 NL 0.94 ! NY 1.00* OV 1.01 PT 0.99 SC 1.00 ! TS 1.00* WF 1.05 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 84 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 GC 1.00* GG 1.00* ! HH 0.97 HN 0.91 KK 0.93 KP 1.18 ! LA 1.13 MC 2.54 MK 0.93 NL 1.09 ! NY 1.00* OV 0.96 PT 1.07 SC 0.92 ! TS 1.00* WF 1.28 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.94 GC 1.00* GG 1.00* ! HH 1.00* HN 0.93 KK 1.00* KP 0.96 ! LA 0.98 MC 1.00* MK 1.03 NL 1.02 ! NY 1.00* OV 1.00 PT 0.95 SC 0.91 ! TS 1.00* WF 1.28 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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* 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* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.14 KK 1.00 KP 1.02 ! LA 0.99 MC 1.00* MK 0.98 NL 0.97 ! NY 1.00* OV 1.00 PT 1.04 SC 0.97 ! TS 1.00* WF 1.31 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 84 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 GC 1.00* GG 1.00* ! HH 0.95 HN 0.83 KK 0.92 KP 1.12 ! LA 1.06 MC 1.71 MK 0.98 NL 1.03 ! NY 1.00* OV 1.00 PT 1.03 SC 0.92 ! TS 1.00* WF 1.03 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 0.87 KK 1.00* KP 0.98 ! LA 0.97 MC 1.00* MK 1.03 NL 0.96 ! NY 1.00* OV 0.91 PT 0.99 SC 0.93 ! TS 1.00* WF 0.96 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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* 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* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.03 KK 0.99 KP 1.04 ! LA 0.97 MC 1.00* MK 0.96 NL 0.97 ! NY 1.00* OV 0.96 PT 1.24 SC 1.01 ! TS 1.00* WF 1.07 WZ 1.00* ! ! ! Fit before self-cal, rms=0.245033Jy sigma=0.001527 ! Fit after self-cal, rms=0.245714Jy sigma=0.001312 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.582 mas, bmaj=5.388 mas, bpa=12.75 degrees ! Estimated noise=870.534 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 = -0.00107065 Jy ! Component: 100 - total flux cleaned = -0.00120489 Jy ! Component: 150 - total flux cleaned = -0.00120957 Jy ! Component: 200 - total flux cleaned = -0.00120883 Jy ! Total flux subtracted in 200 components = -0.00120883 Jy ! Clean residual min=-0.005965 max=0.006931 Jy/beam ! Clean residual mean=0.000707 rms=0.001672 Jy/beam ! Combined flux in latest and established models = 0.906429 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 25 components and 0.906429 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245574Jy sigma=0.001311 ! Fit after self-cal, rms=0.246042Jy sigma=0.001310 ! 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=0.246042Jy sigma=0.001310 ! Fit after self-cal, rms=0.246426Jy sigma=0.001297 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.586 mas, bmaj=5.389 mas, bpa=12.81 degrees ! Estimated noise=869.947 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00134847 Jy ! Component: 100 - total flux cleaned = -0.00146009 Jy ! Component: 150 - total flux cleaned = -0.0015618 Jy ! Component: 200 - total flux cleaned = -0.00166028 Jy ! Total flux subtracted in 200 components = -0.00166028 Jy ! Clean residual min=-0.004387 max=0.005098 Jy/beam ! Clean residual mean=0.000209 rms=0.001252 Jy/beam ! Combined flux in latest and established models = 0.904769 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 0.904769 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246329Jy sigma=0.001296 ! Fit after self-cal, rms=0.246355Jy sigma=0.001296 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 = 8.53831e-05 Jy ! Component: 100 - total flux cleaned = 0.000174501 Jy ! Component: 150 - total flux cleaned = 0.000176576 Jy ! Component: 200 - total flux cleaned = 0.000263064 Jy ! Total flux subtracted in 200 components = 0.000263064 Jy ! Clean residual min=-0.004211 max=0.004916 Jy/beam ! Clean residual mean=0.000208 rms=0.001234 Jy/beam ! Combined flux in latest and established models = 0.905032 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 0.905032 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246285Jy sigma=0.001296 ! Fit after self-cal, rms=0.246284Jy sigma=0.001296 ! 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=0.246284Jy sigma=0.001296 ! Fit after self-cal, rms=0.247164Jy sigma=0.001295 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.588 mas, bmaj=5.391 mas, bpa=12.85 degrees ! Estimated noise=869.744 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00094762 Jy ! Component: 100 - total flux cleaned = -0.00104157 Jy ! Component: 150 - total flux cleaned = -0.00112957 Jy ! Component: 200 - total flux cleaned = -0.00113457 Jy ! Total flux subtracted in 200 components = -0.00113457 Jy ! Clean residual min=-0.004135 max=0.004869 Jy/beam ! Clean residual mean=0.000205 rms=0.001203 Jy/beam ! Combined flux in latest and established models = 0.903898 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 0.903898 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247099Jy sigma=0.001295 ! Fit after self-cal, rms=0.247106Jy sigma=0.001295 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 = 7.6803e-05 Jy ! Component: 100 - total flux cleaned = 0.000151247 Jy ! Component: 150 - total flux cleaned = 0.000153636 Jy ! Component: 200 - total flux cleaned = 0.000228303 Jy ! Total flux subtracted in 200 components = 0.000228303 Jy ! Clean residual min=-0.004113 max=0.004705 Jy/beam ! Clean residual mean=0.000203 rms=0.001190 Jy/beam ! Combined flux in latest and established models = 0.904126 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 31 components and 0.904126 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247055Jy sigma=0.001295 ! Fit after self-cal, rms=0.247055Jy sigma=0.001295 ! 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=0.247055Jy sigma=0.001295 ! Fit after self-cal, rms=0.247705Jy sigma=0.001294 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.123 mas, bmaj=13.93 mas, bpa=-4.735 degrees ! Estimated noise=1083.22 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000679349 Jy ! Component: 100 - total flux cleaned = 0.000678316 Jy ! Component: 150 - total flux cleaned = 0.00067868 Jy ! Component: 200 - total flux cleaned = 0.000699261 Jy ! Total flux subtracted in 200 components = 0.000699261 Jy ! Clean residual min=-0.004096 max=0.005041 Jy/beam ! Clean residual mean=0.000394 rms=0.001357 Jy/beam ! Combined flux in latest and established models = 0.904825 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 33 components and 0.904825 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247691Jy sigma=0.001295 ! Fit after self-cal, rms=0.247696Jy sigma=0.001294 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 = 0.000153518 Jy ! Component: 100 - total flux cleaned = 0.00015343 Jy ! Component: 150 - total flux cleaned = 0.000153938 Jy ! Component: 200 - total flux cleaned = 0.000171514 Jy ! Total flux subtracted in 200 components = 0.000171514 Jy ! Clean residual min=-0.004109 max=0.005021 Jy/beam ! Clean residual mean=0.000389 rms=0.001355 Jy/beam ! Combined flux in latest and established models = 0.904997 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 34 components and 0.904997 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247692Jy sigma=0.001295 ! Fit after self-cal, rms=0.247690Jy sigma=0.001295 ! 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=2.59 mas, bmaj=5.391 mas, bpa=12.88 degrees ! Estimated noise=869.577 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.59 x 5.391 at 12.88 degrees (North through East) ! Clean map min=-0.0037788 max=0.84266 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=0.247690Jy sigma=0.001295 ! Fit after self-cal, rms=0.277159Jy sigma=0.001200 ! Inverting map and beam ! Estimated beam: bmin=2.589 mas, bmaj=5.387 mas, bpa=12.82 degrees ! Estimated noise=868.707 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00118354 Jy ! Component: 100 - total flux cleaned = -0.00133756 Jy ! Component: 150 - total flux cleaned = -0.00133617 Jy ! Component: 200 - total flux cleaned = -0.00133398 Jy ! Total flux subtracted in 200 components = -0.00133398 Jy ! Clean residual min=-0.004326 max=0.004540 Jy/beam ! Clean residual mean=0.000160 rms=0.001141 Jy/beam ! Combined flux in latest and established models = 0.903663 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 34 components and 0.903663 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.277126Jy sigma=0.001199 ! Fit after self-cal, rms=0.277129Jy sigma=0.001199 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.83694e-06 Jy ! Component: 100 - total flux cleaned = 6.1435e-06 Jy ! Component: 150 - total flux cleaned = 8.83949e-06 Jy ! Component: 200 - total flux cleaned = 6.89095e-06 Jy ! Total flux subtracted in 200 components = 6.89095e-06 Jy ! Clean residual min=-0.004249 max=0.004391 Jy/beam ! Clean residual mean=0.000161 rms=0.001134 Jy/beam ! Combined flux in latest and established models = 0.90367 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 35 components and 0.90367 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.277108Jy sigma=0.001199 ! Fit after self-cal, rms=0.277111Jy sigma=0.001199 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.277111Jy sigma=0.001199 ! Fit after self-cal, rms=0.278745Jy sigma=0.001199 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=2.024 mas, bmaj=4.64 mas, bpa=9.637 degrees ! Estimated noise=1406.23 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.656406 Jy ! Component: 100 - total flux cleaned = 0.805579 Jy ! Component: 150 - total flux cleaned = 0.852668 Jy ! Component: 200 - total flux cleaned = 0.875074 Jy ! Total flux subtracted in 200 components = 0.875074 Jy ! Clean residual min=-0.008344 max=0.011026 Jy/beam ! Clean residual mean=0.000057 rms=0.002225 Jy/beam ! Combined flux in latest and established models = 0.875074 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.875075 Jy ! Inverting map and beam ! Estimated beam: bmin=2.589 mas, bmaj=5.387 mas, bpa=12.87 degrees ! Estimated noise=868.366 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 = 0.0158399 Jy ! Component: 100 - total flux cleaned = 0.0228981 Jy ! Component: 150 - total flux cleaned = 0.0263269 Jy ! Component: 200 - total flux cleaned = 0.0277839 Jy ! Total flux subtracted in 200 components = 0.0277839 Jy ! Clean residual min=-0.003959 max=0.004346 Jy/beam ! Clean residual mean=0.000159 rms=0.001104 Jy/beam ! Combined flux in latest and established models = 0.902858 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 31 components and 0.902858 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=7.124 mas, bmaj=13.93 mas, bpa=-4.783 degrees ! Estimated noise=1081.66 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117398 Jy ! Component: 100 - total flux cleaned = 0.00127397 Jy ! Component: 150 - total flux cleaned = 0.00128397 Jy ! Component: 200 - total flux cleaned = 0.00128363 Jy ! Total flux subtracted in 200 components = 0.00128363 Jy ! Clean residual min=-0.004039 max=0.004716 Jy/beam ! Clean residual mean=0.000310 rms=0.001290 Jy/beam ! Combined flux in latest and established models = 0.904142 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 = 1.19672e-06 Jy ! Component: 100 - total flux cleaned = 2.05333e-06 Jy ! Component: 150 - total flux cleaned = 3.07423e-06 Jy ! Component: 200 - total flux cleaned = 3.62622e-06 Jy ! Total flux subtracted in 200 components = 3.62622e-06 Jy ! Clean residual min=-0.004036 max=0.004696 Jy/beam ! Clean residual mean=0.000310 rms=0.001288 Jy/beam ! Combined flux in latest and established models = 0.904146 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 0.904146 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.589 mas, bmaj=5.387 mas, bpa=12.87 degrees ! Estimated noise=868.366 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000257146 Jy ! Component: 100 - total flux cleaned = -0.000154594 Jy ! Component: 150 - total flux cleaned = -6.21086e-05 Jy ! Component: 200 - total flux cleaned = 2.48652e-05 Jy ! Total flux subtracted in 200 components = 2.48652e-05 Jy ! Clean residual min=-0.004032 max=0.004266 Jy/beam ! Clean residual mean=0.000140 rms=0.001093 Jy/beam ! Combined flux in latest and established models = 0.904171 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 43 components and 0.904171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278690Jy sigma=0.001198 ! Fit after self-cal, rms=0.278716Jy sigma=0.001198 wmodel J1127-1857_S_2001_07_05_pus_map.mod ! Writing 43 model components to file: J1127-1857_S_2001_07_05_pus_map.mod wobs J1127-1857_S_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J1127-1857_S_2001_07_05_pus_uvs.fits wwins J1127-1857_S_2001_07_05_pus_map.win ! wwins: Wrote 1 windows to J1127-1857_S_2001_07_05_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 = 0.000561656 Jy ! Component: 100 - total flux cleaned = 0.000990025 Jy ! Component: 150 - total flux cleaned = 0.00139749 Jy ! Component: 200 - total flux cleaned = 0.00192044 Jy ! Component: 250 - total flux cleaned = 0.00230045 Jy ! Component: 300 - total flux cleaned = 0.00273199 Jy ! Component: 350 - total flux cleaned = 0.00327058 Jy ! Component: 400 - total flux cleaned = 0.00356219 Jy ! Component: 450 - total flux cleaned = 0.00384956 Jy ! Component: 500 - total flux cleaned = 0.00413124 Jy ! Component: 550 - total flux cleaned = 0.00440769 Jy ! Component: 600 - total flux cleaned = 0.00478787 Jy ! Component: 650 - total flux cleaned = 0.00505472 Jy ! Component: 700 - total flux cleaned = 0.00531702 Jy ! Component: 750 - total flux cleaned = 0.00552415 Jy ! Component: 800 - total flux cleaned = 0.00567737 Jy ! Component: 850 - total flux cleaned = 0.00577801 Jy ! Component: 900 - total flux cleaned = 0.00592756 Jy ! Component: 950 - total flux cleaned = 0.00602636 Jy ! Component: 1000 - total flux cleaned = 0.00626971 Jy ! Component: 1050 - total flux cleaned = 0.00631748 Jy ! Component: 1100 - total flux cleaned = 0.00646089 Jy ! Component: 1150 - total flux cleaned = 0.00660278 Jy ! Component: 1200 - total flux cleaned = 0.00678969 Jy ! Component: 1250 - total flux cleaned = 0.0069744 Jy ! Component: 1300 - total flux cleaned = 0.00711172 Jy ! Component: 1350 - total flux cleaned = 0.00724778 Jy ! Component: 1400 - total flux cleaned = 0.00747213 Jy ! Component: 1450 - total flux cleaned = 0.00760498 Jy ! Component: 1500 - total flux cleaned = 0.00773651 Jy ! Component: 1550 - total flux cleaned = 0.00786678 Jy ! Component: 1600 - total flux cleaned = 0.00795289 Jy ! Component: 1650 - total flux cleaned = 0.0080386 Jy ! Component: 1700 - total flux cleaned = 0.00803843 Jy ! Component: 1750 - total flux cleaned = 0.00808065 Jy ! Component: 1800 - total flux cleaned = 0.00816429 Jy ! Component: 1850 - total flux cleaned = 0.00820565 Jy ! Component: 1900 - total flux cleaned = 0.00828782 Jy ! Component: 1950 - total flux cleaned = 0.00828787 Jy ! Component: 2000 - total flux cleaned = 0.00836898 Jy ! Total flux subtracted in 2048 components = 0.00840914 Jy ! Clean residual min=-0.002108 max=0.002339 Jy/beam ! Clean residual mean=0.000021 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 0.91258 Jy keep ! Adding 126 model components to the UV plane model. ! The established model now contains 169 components and 0.912579 Jy wmap "J1127-1857_S_2001_07_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.589 x 5.387 at 12.87 degrees (North through East) ! Clean map min=-0.0037983 max=0.84387 Jy/beam ! Writing clean map to FITS file: J1127-1857_S_2001_07_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.843872 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000762415 device "J1127-1857_S_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1127-1857_S_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.271042 0.271042 0.542083 1.08417 2.16833 4.33667 8.67333 17.3467 34.6933 69.3866 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.843 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.589 x 5.387 at 12.87 degrees (North through East) ! Clean map min=-0.0037983 max=0.84387 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1127-1857_S_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1127-1857_S_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1127-1857_S_2001_07_05_pus_uvs.log closed on Fri Aug 10 01:06:51 2007