! Started logfile: J1048-1909_X_2009_04_21_pus_uvs.log on Sun Jan 23 00:29:11 2011 obs J1048-1909_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J1048-1909_X_2009_04_21_pus_uva.fits ! AN table 1: 65 integrations on 120 of 120 possible baselines. ! AN table 2: 20 integrations on 120 of 120 possible baselines. ! AN table 3: 43 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0945312 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1048-1909 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2445 lines of history. ! ! Reading 5808 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 = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1048-1909_X_2009_04_21_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.200x0.200 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 814 telescope corrections were flagged in sub-array 1. ! A total of 320 telescope corrections were flagged in sub-array 2. ! A total of 446 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 814 telescope corrections were flagged in sub-array 1. ! A total of 320 telescope corrections were flagged in sub-array 2. ! A total of 446 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 814 telescope corrections were flagged in sub-array 1. ! A total of 320 telescope corrections were flagged in sub-array 2. ! A total of 446 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 814 telescope corrections were flagged in sub-array 1. ! A total of 320 telescope corrections were flagged in sub-array 2. ! A total of 446 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.466577Jy sigma=0.003836 ! Fit after self-cal, rms=0.350175Jy sigma=0.002631 ! 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=0.5883 mas, bmaj=2.071 mas, bpa=-8.674 degrees ! Estimated noise=1761.32 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 = 0.54338 Jy ! Component: 100 - total flux cleaned = 0.692577 Jy ! Total flux subtracted in 100 components = 0.692577 Jy ! Clean residual min=-0.022185 max=0.062404 Jy/beam ! Clean residual mean=0.000400 rms=0.005934 Jy/beam ! Combined flux in latest and established models = 0.692576 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.692576 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209730Jy sigma=0.001559 ! Fit after self-cal, rms=0.209542Jy sigma=0.001558 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0645361 Jy ! Component: 100 - total flux cleaned = 0.0927307 Jy ! Total flux subtracted in 100 components = 0.0927307 Jy ! Clean residual min=-0.016616 max=0.021087 Jy/beam ! Clean residual mean=0.000169 rms=0.003920 Jy/beam ! Combined flux in latest and established models = 0.785307 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.785307 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188168Jy sigma=0.001324 ! Fit after self-cal, rms=0.188082Jy sigma=0.001323 ! 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=0.728 mas, bmaj=2.487 mas, bpa=-6.494 degrees ! Estimated noise=1223.76 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 (3.6, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0286949 Jy ! Component: 100 - total flux cleaned = 0.0463547 Jy ! Component: 150 - total flux cleaned = 0.0579768 Jy ! Component: 200 - total flux cleaned = 0.0642686 Jy ! Total flux subtracted in 200 components = 0.0642686 Jy ! Clean residual min=-0.014667 max=0.012992 Jy/beam ! Clean residual mean=0.000021 rms=0.003379 Jy/beam ! Combined flux in latest and established models = 0.849576 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 43 components and 0.849576 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183844Jy sigma=0.001274 ! Fit after self-cal, rms=0.183657Jy sigma=0.001272 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 1.02 KB 0.96 ! KK 1.02 KP 0.93 LA 1.00 MK 0.94 ! NL 0.97 NY 1.00* OV 0.98 PT 0.98 ! SC 0.97 TS 0.93 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 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 0.89 FD 0.98 HN 1.03 KB 1.11 ! KK 1.01 KP 0.98 LA 1.02 MK 0.96 ! NL 1.02 NY 1.00* OV 0.99 PT 1.03 ! SC 1.04 TS 1.02 WZ 1.25 ZC 1.00* ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 1.03 KB 0.97 ! KK 0.97 KP 0.98 LA 0.98 MK 0.98 ! NL 0.95 NY 1.00* OV 0.95 PT 0.95 ! SC 0.97 TS 0.93 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 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 0.86 FD 0.98 HN 1.04 KB 1.19 ! KK 1.03 KP 0.99 LA 1.00 MK 0.99 ! NL 1.00 NY 1.00* OV 0.96 PT 1.04 ! SC 1.04 TS 0.98 WZ 1.11 ZC 1.00* ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.01 KB 0.97 ! KK 1.07 KP 0.97 LA 0.97 MK 0.93 ! NL 0.99 NY 1.00* OV 0.99 PT 0.95 ! SC 0.99 TS 0.94 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 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 0.91 FD 0.96 HN 1.04 KB 1.16 ! KK 1.04 KP 0.99 LA 0.99 MK 0.97 ! NL 1.02 NY 1.00* OV 1.04 PT 1.04 ! SC 1.07 TS 0.93 WZ 1.05 ZC 1.00* ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.03 KB 0.89 ! KK 0.96 KP 0.95 LA 0.97 MK 1.00 ! NL 1.01 NY 1.00* OV 1.01 PT 0.93 ! SC 0.99 TS 0.96 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 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 0.88 FD 0.97 HN 1.01 KB 1.11 ! KK 0.96 KP 1.01 LA 0.99 MK 0.98 ! NL 1.04 NY 1.00* OV 1.03 PT 1.01 ! SC 1.06 TS 0.98 WZ 1.07 ZC 1.00* ! ! ! Fit before self-cal, rms=0.183657Jy sigma=0.001272 ! Fit after self-cal, rms=0.177101Jy sigma=0.001205 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7443 mas, bmaj=2.492 mas, bpa=-6.17 degrees ! Estimated noise=1223.69 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 = 0.0050807 Jy ! Component: 100 - total flux cleaned = 0.00485147 Jy ! Component: 150 - total flux cleaned = 0.00427297 Jy ! Component: 200 - total flux cleaned = 0.00410282 Jy ! Total flux subtracted in 200 components = 0.00410282 Jy ! Clean residual min=-0.010687 max=0.010303 Jy/beam ! Clean residual mean=-0.000267 rms=0.002435 Jy/beam ! Combined flux in latest and established models = 0.853679 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 0.853679 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176471Jy sigma=0.001200 ! Fit after self-cal, rms=0.176454Jy sigma=0.001199 ! 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=0.176454Jy sigma=0.001199 ! Fit after self-cal, rms=0.175630Jy sigma=0.001190 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7422 mas, bmaj=2.493 mas, bpa=-6.206 degrees ! Estimated noise=1223.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00406029 Jy ! Component: 100 - total flux cleaned = 0.00453072 Jy ! Component: 150 - total flux cleaned = 0.00453034 Jy ! Component: 200 - total flux cleaned = 0.00416403 Jy ! Total flux subtracted in 200 components = 0.00416403 Jy ! Clean residual min=-0.009352 max=0.008673 Jy/beam ! Clean residual mean=-0.000237 rms=0.002150 Jy/beam ! Combined flux in latest and established models = 0.857843 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 0.857843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175378Jy sigma=0.001188 ! Fit after self-cal, rms=0.175369Jy sigma=0.001188 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 = 0.000735025 Jy ! Component: 100 - total flux cleaned = 0.000513995 Jy ! Component: 150 - total flux cleaned = 0.000304084 Jy ! Component: 200 - total flux cleaned = 4.10799e-06 Jy ! Total flux subtracted in 200 components = 4.10799e-06 Jy ! Clean residual min=-0.009328 max=0.008436 Jy/beam ! Clean residual mean=-0.000239 rms=0.002123 Jy/beam ! Combined flux in latest and established models = 0.857847 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 75 components and 0.857847 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175224Jy sigma=0.001187 ! Fit after self-cal, rms=0.175218Jy sigma=0.001187 ! 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=0.175218Jy sigma=0.001187 ! Fit after self-cal, rms=0.174794Jy sigma=0.001164 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.744 mas, bmaj=2.494 mas, bpa=-6.2 degrees ! Estimated noise=1225.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206579 Jy ! Component: 100 - total flux cleaned = 0.00219602 Jy ! Component: 150 - total flux cleaned = 0.00240985 Jy ! Component: 200 - total flux cleaned = 0.00240636 Jy ! Total flux subtracted in 200 components = 0.00240636 Jy ! Clean residual min=-0.006008 max=0.005421 Jy/beam ! Clean residual mean=-0.000184 rms=0.001493 Jy/beam ! Combined flux in latest and established models = 0.860253 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 90 components and 0.860253 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174612Jy sigma=0.001163 ! Fit after self-cal, rms=0.174643Jy sigma=0.001163 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 = 0.000194018 Jy ! Component: 100 - total flux cleaned = 0.000271752 Jy ! Component: 150 - total flux cleaned = 0.000199839 Jy ! Component: 200 - total flux cleaned = 0.000135328 Jy ! Total flux subtracted in 200 components = 0.000135328 Jy ! Clean residual min=-0.005861 max=0.005265 Jy/beam ! Clean residual mean=-0.000188 rms=0.001477 Jy/beam ! Combined flux in latest and established models = 0.860389 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 100 components and 0.860389 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174564Jy sigma=0.001163 ! Fit after self-cal, rms=0.174563Jy sigma=0.001163 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.174563Jy sigma=0.001163 ! Fit after self-cal, rms=0.174487Jy sigma=0.001163 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.225 mas, bmaj=4.335 mas, bpa=-11.65 degrees ! Estimated noise=1550.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000787776 Jy ! Component: 100 - total flux cleaned = 0.000786261 Jy ! Component: 150 - total flux cleaned = 0.000625298 Jy ! Component: 200 - total flux cleaned = 0.000558114 Jy ! Total flux subtracted in 200 components = 0.000558114 Jy ! Clean residual min=-0.007202 max=0.004953 Jy/beam ! Clean residual mean=-0.000349 rms=0.001882 Jy/beam ! Combined flux in latest and established models = 0.860947 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 108 components and 0.860947 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174471Jy sigma=0.001162 ! Fit after self-cal, rms=0.174471Jy sigma=0.001162 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 = 4.75297e-05 Jy ! Component: 100 - total flux cleaned = -6.00654e-05 Jy ! Component: 150 - total flux cleaned = -1.26976e-05 Jy ! Component: 200 - total flux cleaned = -1.1036e-05 Jy ! Total flux subtracted in 200 components = -1.1036e-05 Jy ! Clean residual min=-0.007184 max=0.004945 Jy/beam ! Clean residual mean=-0.000349 rms=0.001872 Jy/beam ! Combined flux in latest and established models = 0.860936 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 112 components and 0.860936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174478Jy sigma=0.001162 ! Fit after self-cal, rms=0.174480Jy sigma=0.001162 ! 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=0.7444 mas, bmaj=2.493 mas, bpa=-6.189 degrees ! Estimated noise=1224.71 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7444 x 2.493 at -6.189 degrees (North through East) ! Clean map min=-0.0057345 max=0.70736 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=0.174480Jy sigma=0.001162 ! Fit after self-cal, rms=0.164358Jy sigma=0.001039 ! Inverting map and beam ! Estimated beam: bmin=0.7445 mas, bmaj=2.495 mas, bpa=-6.197 degrees ! Estimated noise=1224.11 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00142396 Jy ! Component: 100 - total flux cleaned = -0.00186924 Jy ! Component: 150 - total flux cleaned = -0.0020004 Jy ! Component: 200 - total flux cleaned = -0.00211926 Jy ! Total flux subtracted in 200 components = -0.00211926 Jy ! Clean residual min=-0.005872 max=0.004913 Jy/beam ! Clean residual mean=-0.000070 rms=0.001371 Jy/beam ! Combined flux in latest and established models = 0.858817 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 119 components and 0.858817 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164280Jy sigma=0.001039 ! Fit after self-cal, rms=0.164278Jy sigma=0.001039 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000175276 Jy ! Component: 100 - total flux cleaned = -0.000226228 Jy ! Component: 150 - total flux cleaned = -0.000273271 Jy ! Component: 200 - total flux cleaned = -0.00027312 Jy ! Total flux subtracted in 200 components = -0.00027312 Jy ! Clean residual min=-0.005870 max=0.004901 Jy/beam ! Clean residual mean=-0.000065 rms=0.001366 Jy/beam ! Combined flux in latest and established models = 0.858543 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 128 components and 0.858543 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164242Jy sigma=0.001039 ! Fit after self-cal, rms=0.164242Jy sigma=0.001039 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164242Jy sigma=0.001039 ! Fit after self-cal, rms=0.164423Jy sigma=0.001039 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=0.5988 mas, bmaj=2.05 mas, bpa=-8.657 degrees ! Estimated noise=1776.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.543286 Jy ! Component: 100 - total flux cleaned = 0.68704 Jy ! Component: 150 - total flux cleaned = 0.746833 Jy ! Component: 200 - total flux cleaned = 0.777162 Jy ! Total flux subtracted in 200 components = 0.777162 Jy ! Clean residual min=-0.009314 max=0.015251 Jy/beam ! Clean residual mean=0.000211 rms=0.002598 Jy/beam ! Combined flux in latest and established models = 0.777163 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.777163 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7453 mas, bmaj=2.495 mas, bpa=-6.197 degrees ! Estimated noise=1223.57 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 = 0.0296978 Jy ! Component: 100 - total flux cleaned = 0.047094 Jy ! Component: 150 - total flux cleaned = 0.058346 Jy ! Component: 200 - total flux cleaned = 0.0659885 Jy ! Total flux subtracted in 200 components = 0.0659885 Jy ! Clean residual min=-0.005520 max=0.006985 Jy/beam ! Clean residual mean=0.000194 rms=0.001590 Jy/beam ! Combined flux in latest and established models = 0.843151 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 54 components and 0.843151 Jy ! Inverting map ! Added new window around map position (5.4, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00592424 Jy ! Component: 100 - total flux cleaned = 0.00831618 Jy ! Component: 150 - total flux cleaned = 0.00955058 Jy ! Component: 200 - total flux cleaned = 0.0100922 Jy ! Total flux subtracted in 200 components = 0.0100922 Jy ! Clean residual min=-0.005858 max=0.004904 Jy/beam ! Clean residual mean=-0.000014 rms=0.001411 Jy/beam ! Combined flux in latest and established models = 0.853244 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 73 components and 0.853244 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.226 mas, bmaj=4.337 mas, bpa=-11.62 degrees ! Estimated noise=1547.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00261919 Jy ! Component: 100 - total flux cleaned = 0.00349793 Jy ! Component: 150 - total flux cleaned = 0.00419877 Jy ! Component: 200 - total flux cleaned = 0.00481914 Jy ! Total flux subtracted in 200 components = 0.00481914 Jy ! Clean residual min=-0.005804 max=0.004684 Jy/beam ! Clean residual mean=-0.000228 rms=0.001668 Jy/beam ! Combined flux in latest and established models = 0.858063 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 = 0.000335035 Jy ! Component: 100 - total flux cleaned = 0.00048352 Jy ! Component: 150 - total flux cleaned = 0.000529422 Jy ! Component: 200 - total flux cleaned = 0.000571027 Jy ! Total flux subtracted in 200 components = 0.000571027 Jy ! Clean residual min=-0.005806 max=0.004669 Jy/beam ! Clean residual mean=-0.000252 rms=0.001650 Jy/beam ! Combined flux in latest and established models = 0.858634 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 92 components and 0.858634 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7453 mas, bmaj=2.495 mas, bpa=-6.197 degrees ! Estimated noise=1223.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000299602 Jy ! Component: 100 - total flux cleaned = -0.00051602 Jy ! Component: 150 - total flux cleaned = -0.000518232 Jy ! Component: 200 - total flux cleaned = -0.000516646 Jy ! Total flux subtracted in 200 components = -0.000516646 Jy ! Clean residual min=-0.005602 max=0.004885 Jy/beam ! Clean residual mean=-0.000107 rms=0.001332 Jy/beam ! Combined flux in latest and established models = 0.858117 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 110 components and 0.858117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164369Jy sigma=0.001038 ! Fit after self-cal, rms=0.164303Jy sigma=0.001037 wmodel J1048-1909_X_2009_04_21_pus_map.mod ! Writing 110 model components to file: J1048-1909_X_2009_04_21_pus_map.mod wobs J1048-1909_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J1048-1909_X_2009_04_21_pus_uvs.fits wwins J1048-1909_X_2009_04_21_pus_map.win ! wwins: Wrote 3 windows to J1048-1909_X_2009_04_21_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 = -0.00224739 Jy ! Component: 100 - total flux cleaned = -0.00339176 Jy ! Component: 150 - total flux cleaned = -0.00347553 Jy ! Component: 200 - total flux cleaned = -0.00379329 Jy ! Component: 250 - total flux cleaned = -0.00394558 Jy ! Component: 300 - total flux cleaned = -0.0041677 Jy ! Component: 350 - total flux cleaned = -0.0045269 Jy ! Component: 400 - total flux cleaned = -0.00466674 Jy ! Component: 450 - total flux cleaned = -0.0048724 Jy ! Component: 500 - total flux cleaned = -0.00493927 Jy ! Component: 550 - total flux cleaned = -0.0050045 Jy ! Component: 600 - total flux cleaned = -0.00493929 Jy ! Component: 650 - total flux cleaned = -0.00500256 Jy ! Component: 700 - total flux cleaned = -0.00506428 Jy ! Component: 750 - total flux cleaned = -0.00487998 Jy ! Component: 800 - total flux cleaned = -0.00482054 Jy ! Component: 850 - total flux cleaned = -0.00488073 Jy ! Component: 900 - total flux cleaned = -0.00488115 Jy ! Component: 950 - total flux cleaned = -0.00488158 Jy ! Component: 1000 - total flux cleaned = -0.0048248 Jy ! Component: 1050 - total flux cleaned = -0.00488133 Jy ! Component: 1100 - total flux cleaned = -0.00477005 Jy ! Component: 1150 - total flux cleaned = -0.004881 Jy ! Component: 1200 - total flux cleaned = -0.00482641 Jy ! Component: 1250 - total flux cleaned = -0.00482643 Jy ! Component: 1300 - total flux cleaned = -0.00477305 Jy ! Component: 1350 - total flux cleaned = -0.00472021 Jy ! Component: 1400 - total flux cleaned = -0.00472035 Jy ! Component: 1450 - total flux cleaned = -0.00466844 Jy ! Component: 1500 - total flux cleaned = -0.00461694 Jy ! Component: 1550 - total flux cleaned = -0.00451544 Jy ! Component: 1600 - total flux cleaned = -0.00451546 Jy ! Component: 1650 - total flux cleaned = -0.0045152 Jy ! Component: 1700 - total flux cleaned = -0.00441602 Jy ! Component: 1750 - total flux cleaned = -0.00441565 Jy ! Component: 1800 - total flux cleaned = -0.00431845 Jy ! Component: 1850 - total flux cleaned = -0.00431849 Jy ! Component: 1900 - total flux cleaned = -0.00431862 Jy ! Component: 1950 - total flux cleaned = -0.00427132 Jy ! Component: 2000 - total flux cleaned = -0.00431833 Jy ! Total flux subtracted in 2048 components = -0.00427152 Jy ! Clean residual min=-0.002526 max=0.003260 Jy/beam ! Clean residual mean=-0.000027 rms=0.000884 Jy/beam ! Combined flux in latest and established models = 0.853845 Jy keep ! Adding 156 model components to the UV plane model. ! The established model now contains 266 components and 0.853845 Jy ![Exited script file: muppet] wmap "J1048-1909_X_2009_04_21_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7453 x 2.495 at -6.197 degrees (North through East) ! Clean map min=-0.0046526 max=0.70791 Jy/beam ! Writing clean map to FITS file: J1048-1909_X_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.707913 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000882451 device "J1048-1909_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J1048-1909_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.373966 0.373966 0.747932 1.49586 2.99173 5.98346 11.9669 23.9338 47.8676 95.7353 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.707 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7453 x 2.495 at -6.197 degrees (North through East) ! Clean map min=-0.0046526 max=0.70791 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1048-1909_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J1048-1909_X_2009_04_21_pus_map.gif/vgif' mapplot cln