! Started logfile: J2230-3942_S_2001_07_05_pus_uvs.log on Fri Aug 10 02:55:21 2007 obs J2230-3942_S_2001_07_05_pus_uva.fits ! Reading UV FITS file: J2230-3942_S_2001_07_05_pus_uva.fits ! AN table 1: 8 integrations on 171 of 171 possible baselines. ! AN table 2: 26 integrations on 171 of 171 possible baselines. ! AN table 3: 11 integrations on 171 of 171 possible baselines. ! AN table 4: 114 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.051896 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2230-3942 ! 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 5644 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 152 telescope corrections were flagged in sub-array 1. ! A total of 311 telescope corrections were flagged in sub-array 2. ! A total of 209 telescope corrections were flagged in sub-array 3. ! A total of 1710 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 311 telescope corrections were flagged in sub-array 2. ! A total of 209 telescope corrections were flagged in sub-array 3. ! A total of 1710 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 311 telescope corrections were flagged in sub-array 2. ! A total of 209 telescope corrections were flagged in sub-array 3. ! A total of 1710 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 311 telescope corrections were flagged in sub-array 2. ! A total of 209 telescope corrections were flagged in sub-array 3. ! A total of 1710 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.913022Jy sigma=0.005722 ! Fit after self-cal, rms=0.814629Jy sigma=0.005173 ! 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=2.251 mas, bmaj=7.579 mas, bpa=0.5442 degrees ! Estimated noise=3136.82 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 = 0.174266 Jy ! Component: 100 - total flux cleaned = 0.224809 Jy ! Total flux subtracted in 100 components = 0.224809 Jy ! Clean residual min=-0.019410 max=0.026585 Jy/beam ! Clean residual mean=0.001614 rms=0.006153 Jy/beam ! Combined flux in latest and established models = 0.224809 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.224809 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.401418Jy sigma=0.001932 ! Fit after self-cal, rms=0.401391Jy sigma=0.001931 ! 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=3.841 mas, bmaj=14.43 mas, bpa=-8.318 degrees ! Estimated noise=1434.67 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 = 0.0656186 Jy ! Component: 100 - total flux cleaned = 0.0896794 Jy ! Component: 150 - total flux cleaned = 0.0988714 Jy ! Component: 200 - total flux cleaned = 0.101749 Jy ! Total flux subtracted in 200 components = 0.101749 Jy ! Clean residual min=-0.017819 max=0.018596 Jy/beam ! Clean residual mean=0.004433 rms=0.006047 Jy/beam ! Combined flux in latest and established models = 0.326558 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 48 components and 0.326558 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.391707Jy sigma=0.001842 ! Fit after self-cal, rms=0.391722Jy sigma=0.001842 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! 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* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.02 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.98 KP 1.09 ! LA 1.02 MC 1.00* MK 1.11 NL 1.43 ! NY 1.00* OV 1.05 PT 1.05 SC 0.97 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.50 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.09 ! LA 1.04 MC 1.00* MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 0.73 SC 1.42 ! TS 1.00* WF 1.73 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! 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* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.03 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.92 KP 0.95 ! LA 1.10 MC 1.00* MK 1.02 NL 1.44 ! NY 1.00* OV 1.02 PT 1.07 SC 1.02 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.09 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 0.87 ! LA 1.05 MC 1.00* MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.09 SC 0.97 ! TS 1.00* WF 1.01 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! 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* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.97 KP 1.10 ! LA 1.11 MC 1.00* MK 1.00 NL 1.43 ! NY 1.00* OV 1.06 PT 1.03 SC 0.91 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.25 ! LA 1.08 MC 1.00* MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.07 SC 1.17 ! TS 1.00* WF 0.78 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! 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* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.06 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.95 KP 1.12 ! LA 1.02 MC 1.00* MK 1.03 NL 1.42 ! NY 1.00* OV 1.07 PT 1.13 SC 0.91 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.04 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.09 ! LA 1.05 MC 1.00* MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.11 SC 1.05 ! TS 1.00* WF 0.97 WZ 1.00* ! ! ! Fit before self-cal, rms=0.391722Jy sigma=0.001842 ! Fit after self-cal, rms=0.372530Jy sigma=0.001695 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.914 mas, bmaj=14.51 mas, bpa=-8.085 degrees ! Estimated noise=1467.51 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 = 0.0010708 Jy ! Component: 100 - total flux cleaned = 0.00114473 Jy ! Component: 150 - total flux cleaned = 0.00114272 Jy ! Component: 200 - total flux cleaned = 0.00113853 Jy ! Total flux subtracted in 200 components = 0.00113853 Jy ! Clean residual min=-0.005513 max=0.005776 Jy/beam ! Clean residual mean=0.000223 rms=0.001605 Jy/beam ! Combined flux in latest and established models = 0.327697 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 57 components and 0.327697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.372492Jy sigma=0.001695 ! Fit after self-cal, rms=0.374088Jy sigma=0.001689 ! 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=0.374088Jy sigma=0.001689 ! Fit after self-cal, rms=0.377837Jy sigma=0.001688 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.91 mas, bmaj=14.44 mas, bpa=-8.028 degrees ! Estimated noise=1475.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116511 Jy ! Component: 100 - total flux cleaned = 0.00116811 Jy ! Component: 150 - total flux cleaned = 0.00116936 Jy ! Component: 200 - total flux cleaned = 0.00117227 Jy ! Total flux subtracted in 200 components = 0.00117227 Jy ! Clean residual min=-0.005257 max=0.005854 Jy/beam ! Clean residual mean=0.000288 rms=0.001583 Jy/beam ! Combined flux in latest and established models = 0.328869 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 58 components and 0.328869 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.377813Jy sigma=0.001688 ! Fit after self-cal, rms=0.377982Jy sigma=0.001688 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 = -4.71566e-05 Jy ! Component: 100 - total flux cleaned = -4.95455e-05 Jy ! Component: 150 - total flux cleaned = -5.06899e-05 Jy ! Component: 200 - total flux cleaned = -4.90068e-05 Jy ! Total flux subtracted in 200 components = -4.90068e-05 Jy ! Clean residual min=-0.005268 max=0.005830 Jy/beam ! Clean residual mean=0.000301 rms=0.001576 Jy/beam ! Combined flux in latest and established models = 0.32882 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 58 components and 0.32882 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.377984Jy sigma=0.001688 ! Fit after self-cal, rms=0.377980Jy sigma=0.001688 ! 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=0.377980Jy sigma=0.001688 ! Fit after self-cal, rms=0.379616Jy sigma=0.001688 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.918 mas, bmaj=14.45 mas, bpa=-8.018 degrees ! Estimated noise=1482.51 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134067 Jy ! Component: 100 - total flux cleaned = 0.00134282 Jy ! Component: 150 - total flux cleaned = 0.00134398 Jy ! Component: 200 - total flux cleaned = 0.001345 Jy ! Total flux subtracted in 200 components = 0.001345 Jy ! Clean residual min=-0.005390 max=0.005861 Jy/beam ! Clean residual mean=0.000274 rms=0.001587 Jy/beam ! Combined flux in latest and established models = 0.330165 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 59 components and 0.330165 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.379590Jy sigma=0.001688 ! Fit after self-cal, rms=0.379607Jy sigma=0.001688 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 = 6.55337e-05 Jy ! Component: 100 - total flux cleaned = 6.63416e-05 Jy ! Component: 150 - total flux cleaned = 6.68296e-05 Jy ! Component: 200 - total flux cleaned = 6.70238e-05 Jy ! Total flux subtracted in 200 components = 6.70238e-05 Jy ! Clean residual min=-0.005347 max=0.005832 Jy/beam ! Clean residual mean=0.000271 rms=0.001583 Jy/beam ! Combined flux in latest and established models = 0.330232 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 60 components and 0.330232 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.379607Jy sigma=0.001688 ! Fit after self-cal, rms=0.379603Jy sigma=0.001688 ! 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=0.379603Jy sigma=0.001688 ! Fit after self-cal, rms=0.380941Jy sigma=0.001688 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=12.67 mas, bmaj=39.46 mas, bpa=-8.314 degrees ! Estimated noise=1636.72 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014977 Jy ! Component: 100 - total flux cleaned = 0.0016183 Jy ! Component: 150 - total flux cleaned = 0.00161889 Jy ! Component: 200 - total flux cleaned = 0.00163765 Jy ! Total flux subtracted in 200 components = 0.00163765 Jy ! Clean residual min=-0.003709 max=0.005141 Jy/beam ! Clean residual mean=0.000375 rms=0.001451 Jy/beam ! Combined flux in latest and established models = 0.33187 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 61 components and 0.33187 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.380923Jy sigma=0.001688 ! Fit after self-cal, rms=0.380929Jy sigma=0.001688 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 = -2.44989e-05 Jy ! Component: 100 - total flux cleaned = -2.1148e-07 Jy ! Component: 150 - total flux cleaned = 1.26544e-06 Jy ! Component: 200 - total flux cleaned = 2.17472e-05 Jy ! Total flux subtracted in 200 components = 2.17472e-05 Jy ! Clean residual min=-0.003741 max=0.005085 Jy/beam ! Clean residual mean=0.000373 rms=0.001446 Jy/beam ! Combined flux in latest and established models = 0.331891 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 62 components and 0.331891 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.380935Jy sigma=0.001688 ! Fit after self-cal, rms=0.380937Jy sigma=0.001688 ! 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=3.919 mas, bmaj=14.43 mas, bpa=-7.994 degrees ! Estimated noise=1488.54 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.919 x 14.43 at -7.994 degrees (North through East) ! Clean map min=-0.0052468 max=0.26342 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.203 mas, bmaj=7.482 mas, bpa=1.336 degrees ! Estimated noise=3491.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.191642 Jy ! Component: 100 - total flux cleaned = 0.249821 Jy ! Component: 150 - total flux cleaned = 0.278291 Jy ! Component: 200 - total flux cleaned = 0.295771 Jy ! Total flux subtracted in 200 components = 0.295771 Jy ! Clean residual min=-0.021238 max=0.019778 Jy/beam ! Clean residual mean=0.000413 rms=0.005074 Jy/beam ! Combined flux in latest and established models = 0.295771 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.295771 Jy ! Inverting map and beam ! Estimated beam: bmin=3.919 mas, bmaj=14.43 mas, bpa=-7.994 degrees ! Estimated noise=1488.54 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 = 0.0227017 Jy ! Component: 100 - total flux cleaned = 0.0306757 Jy ! Component: 150 - total flux cleaned = 0.0336571 Jy ! Component: 200 - total flux cleaned = 0.0345648 Jy ! Total flux subtracted in 200 components = 0.0345648 Jy ! Clean residual min=-0.005466 max=0.005565 Jy/beam ! Clean residual mean=0.000357 rms=0.001643 Jy/beam ! Combined flux in latest and established models = 0.330336 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 52 components and 0.330336 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=12.67 mas, bmaj=39.46 mas, bpa=-8.314 degrees ! Estimated noise=1636.72 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000955511 Jy ! Component: 100 - total flux cleaned = 0.000951629 Jy ! Component: 150 - total flux cleaned = 0.000950326 Jy ! Component: 200 - total flux cleaned = 0.000949694 Jy ! Total flux subtracted in 200 components = 0.000949694 Jy ! Clean residual min=-0.003875 max=0.005109 Jy/beam ! Clean residual mean=0.000427 rms=0.001518 Jy/beam ! Combined flux in latest and established models = 0.331286 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 = -4.48175e-07 Jy ! Component: 100 - total flux cleaned = -8.23902e-07 Jy ! Component: 150 - total flux cleaned = -1.13106e-06 Jy ! Component: 200 - total flux cleaned = -1.41899e-06 Jy ! Total flux subtracted in 200 components = -1.41899e-06 Jy ! Clean residual min=-0.003811 max=0.005139 Jy/beam ! Clean residual mean=0.000427 rms=0.001516 Jy/beam ! Combined flux in latest and established models = 0.331284 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 60 components and 0.331284 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.919 mas, bmaj=14.43 mas, bpa=-7.994 degrees ! Estimated noise=1488.54 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000581692 Jy ! Component: 100 - total flux cleaned = -0.000586139 Jy ! Component: 150 - total flux cleaned = -0.000589221 Jy ! Component: 200 - total flux cleaned = -0.000588408 Jy ! Total flux subtracted in 200 components = -0.000588408 Jy ! Clean residual min=-0.005378 max=0.005574 Jy/beam ! Clean residual mean=0.000334 rms=0.001624 Jy/beam ! Combined flux in latest and established models = 0.330696 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 62 components and 0.330696 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.380909Jy sigma=0.001688 ! Fit after self-cal, rms=0.380901Jy sigma=0.001688 wmodel J2230-3942_S_2001_07_05_pus_map.mod ! Writing 62 model components to file: J2230-3942_S_2001_07_05_pus_map.mod wobs J2230-3942_S_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J2230-3942_S_2001_07_05_pus_uvs.fits wwins J2230-3942_S_2001_07_05_pus_map.win ! wwins: Wrote 1 windows to J2230-3942_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 = 0.000933373 Jy ! Component: 100 - total flux cleaned = 0.00175074 Jy ! Component: 150 - total flux cleaned = 0.00275653 Jy ! Component: 200 - total flux cleaned = 0.003228 Jy ! Component: 250 - total flux cleaned = 0.00345074 Jy ! Component: 300 - total flux cleaned = 0.00373839 Jy ! Component: 350 - total flux cleaned = 0.00394535 Jy ! Component: 400 - total flux cleaned = 0.00414445 Jy ! Component: 450 - total flux cleaned = 0.00440209 Jy ! Component: 500 - total flux cleaned = 0.0046526 Jy ! Component: 550 - total flux cleaned = 0.00495926 Jy ! Component: 600 - total flux cleaned = 0.00531932 Jy ! Component: 650 - total flux cleaned = 0.0055551 Jy ! Component: 700 - total flux cleaned = 0.00578623 Jy ! Component: 750 - total flux cleaned = 0.00618517 Jy ! Component: 800 - total flux cleaned = 0.00652263 Jy ! Component: 850 - total flux cleaned = 0.00696509 Jy ! Component: 900 - total flux cleaned = 0.00734659 Jy ! Component: 950 - total flux cleaned = 0.00772322 Jy ! Component: 1000 - total flux cleaned = 0.00809416 Jy ! Component: 1050 - total flux cleaned = 0.00835495 Jy ! Component: 1100 - total flux cleaned = 0.008562 Jy ! Component: 1150 - total flux cleaned = 0.00881696 Jy ! Component: 1200 - total flux cleaned = 0.00886726 Jy ! Component: 1250 - total flux cleaned = 0.00891674 Jy ! Component: 1300 - total flux cleaned = 0.00891711 Jy ! Component: 1350 - total flux cleaned = 0.00896576 Jy ! Component: 1400 - total flux cleaned = 0.00896581 Jy ! Component: 1450 - total flux cleaned = 0.00901339 Jy ! Component: 1500 - total flux cleaned = 0.00901294 Jy ! Component: 1550 - total flux cleaned = 0.00901319 Jy ! Component: 1600 - total flux cleaned = 0.00901311 Jy ! Component: 1650 - total flux cleaned = 0.00905884 Jy ! Component: 1700 - total flux cleaned = 0.00914938 Jy ! Component: 1750 - total flux cleaned = 0.0092843 Jy ! Component: 1800 - total flux cleaned = 0.00941772 Jy ! Component: 1850 - total flux cleaned = 0.00946218 Jy ! Component: 1900 - total flux cleaned = 0.00968191 Jy ! Component: 1950 - total flux cleaned = 0.00989945 Jy ! Component: 2000 - total flux cleaned = 0.0101156 Jy ! Total flux subtracted in 2048 components = 0.010287 Jy ! Clean residual min=-0.002128 max=0.002435 Jy/beam ! Clean residual mean=0.000126 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 0.340983 Jy keep ! Adding 86 model components to the UV plane model. ! The established model now contains 148 components and 0.340983 Jy wmap "J2230-3942_S_2001_07_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.919 x 14.43 at -7.994 degrees (North through East) ! Clean map min=-0.0053081 max=0.26804 Jy/beam ! Writing clean map to FITS file: J2230-3942_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 0.268043 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00083723 device "J2230-3942_S_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J2230-3942_S_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.937047 0.937047 1.87409 3.74819 7.49638 14.9928 29.9855 59.971 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.268 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.919 x 14.43 at -7.994 degrees (North through East) ! Clean map min=-0.0053081 max=0.26804 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2230-3942_S_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J2230-3942_S_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2230-3942_S_2001_07_05_pus_uvs.log closed on Fri Aug 10 02:56:21 2007