! Started logfile: J0050-0929_X_2001_10_29_pus_uvs.log on Mon Feb 25 16:04:32 2008 obs J0050-0929_X_2001_10_29_pus_uva.fits ! Reading UV FITS file: J0050-0929_X_2001_10_29_pus_uva.fits ! AN table 1: 67 integrations on 153 of 153 possible baselines. ! AN table 2: 15 integrations on 153 of 153 possible baselines. ! AN table 3: 330 integrations on 153 of 153 possible baselines. ! AN table 4: 40 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.124197 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0050-0929 ! ! 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 1970 lines of history. ! ! Reading 34356 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0050-0929_X_2001_10_29_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 = 256x256 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 828 telescope corrections were flagged in sub-array 1. ! A total of 237 telescope corrections were flagged in sub-array 2. ! A total of 3688 telescope corrections were flagged in sub-array 3. ! A total of 693 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 828 telescope corrections were flagged in sub-array 1. ! A total of 237 telescope corrections were flagged in sub-array 2. ! A total of 3688 telescope corrections were flagged in sub-array 3. ! A total of 693 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 828 telescope corrections were flagged in sub-array 1. ! A total of 237 telescope corrections were flagged in sub-array 2. ! A total of 3688 telescope corrections were flagged in sub-array 3. ! A total of 693 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 828 telescope corrections were flagged in sub-array 1. ! A total of 237 telescope corrections were flagged in sub-array 2. ! A total of 3688 telescope corrections were flagged in sub-array 3. ! A total of 693 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.624353Jy sigma=0.006049 ! Fit after self-cal, rms=0.364861Jy sigma=0.003575 ! 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 ! Your choice of large map pixels excluded 0.793% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.6208 mas, bmaj=1.418 mas, bpa=-3.846 degrees ! Estimated noise=1180.9 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 = 0.495641 Jy ! Component: 100 - total flux cleaned = 0.60584 Jy ! Total flux subtracted in 100 components = 0.60584 Jy ! Clean residual min=-0.011782 max=0.035173 Jy/beam ! Clean residual mean=0.000703 rms=0.004520 Jy/beam ! Combined flux in latest and established models = 0.60584 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.60584 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150598Jy sigma=0.001428 ! Fit after self-cal, rms=0.150609Jy sigma=0.001428 ! Inverting map ! Your choice of large map pixels excluded 0.793% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0351441 Jy ! Component: 100 - total flux cleaned = 0.0531877 Jy ! Total flux subtracted in 100 components = 0.0531877 Jy ! Clean residual min=-0.009853 max=0.013148 Jy/beam ! Clean residual mean=0.000240 rms=0.003010 Jy/beam ! Combined flux in latest and established models = 0.659027 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.659027 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137574Jy sigma=0.001256 ! Fit after self-cal, rms=0.137594Jy sigma=0.001256 ! Inverting map ! Your choice of large map pixels excluded 0.793% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec 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 ! Your choice of large map pixels excluded 0.793% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.778 mas, bmaj=2.52 mas, bpa=-11.94 degrees ! Estimated noise=385.165 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 = 0.0231558 Jy ! Component: 100 - total flux cleaned = 0.0327364 Jy ! Component: 150 - total flux cleaned = 0.0371892 Jy ! Component: 200 - total flux cleaned = 0.0394365 Jy ! Total flux subtracted in 200 components = 0.0394365 Jy ! Clean residual min=-0.003879 max=0.006054 Jy/beam ! Clean residual mean=0.000278 rms=0.001630 Jy/beam ! Combined flux in latest and established models = 0.698464 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 32 components and 0.698464 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134599Jy sigma=0.001212 ! Fit after self-cal, rms=0.134619Jy sigma=0.001212 ! Inverting map ! Your choice of large map pixels excluded 0.793% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00* GG 1.00* HH 1.00* ! HN 0.98 KK 0.97 KP 1.01 LA 1.03 ! MA 1.00* MC 1.00* MK 1.05 NL 0.99 ! OV 1.04 PT 1.05 SC 0.98 TS 0.96 ! WF 0.96 WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00* GG 1.00* HH 1.00* ! HN 1.02 KK 1.00 KP 1.00 LA 0.98 ! MA 1.00* MC 1.00* MK 0.99 NL 1.01 ! OV 1.00 PT 1.00 SC 1.02 TS 1.00* ! WF 1.05 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00* GG 1.00* HH 1.00* ! HN 0.98 KK 1.01 KP 1.05 LA 1.01 ! MA 1.00* MC 1.00* MK 1.05 NL 0.95 ! OV 1.03 PT 1.00 SC 0.96 TS 0.96 ! WF 0.99 WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00* GG 1.00* HH 1.00* ! HN 1.01 KK 1.05 KP 1.01 LA 0.96 ! MA 1.00* MC 1.00* MK 0.98 NL 0.96 ! OV 1.00 PT 0.98 SC 0.98 TS 1.00* ! WF 1.03 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00* GG 1.00* HH 1.00* ! HN 0.99 KK 0.97 KP 1.03 LA 1.04 ! MA 1.00* MC 1.00* MK 1.06 NL 1.00 ! OV 1.02 PT 1.02 SC 0.98 TS 0.94 ! WF 0.99 WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.00* GG 1.00* HH 1.00* ! HN 1.04 KK 1.01 KP 1.01 LA 0.99 ! MA 1.00* MC 1.00* MK 0.99 NL 1.00 ! OV 0.98 PT 1.00 SC 1.00 TS 1.00* ! WF 1.03 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00* GG 1.00* HH 1.00* ! HN 0.97 KK 0.95 KP 1.05 LA 1.02 ! MA 1.00* MC 1.00* MK 1.08 NL 1.00 ! OV 1.00 PT 1.04 SC 1.00 TS 0.96 ! WF 1.01 WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.00* GG 1.00* HH 1.00* ! HN 1.04 KK 1.00 KP 1.02 LA 0.97 ! MA 1.00* MC 1.00* MK 1.04 NL 1.01 ! OV 0.97 PT 0.99 SC 1.05 TS 1.00* ! WF 0.99 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.134619Jy sigma=0.001212 ! Fit after self-cal, rms=0.131957Jy sigma=0.001191 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7777 mas, bmaj=2.647 mas, bpa=-12.07 degrees ! Estimated noise=385.978 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 = -0.000222952 Jy ! Component: 100 - total flux cleaned = -0.000276974 Jy ! Component: 150 - total flux cleaned = -0.000326502 Jy ! Component: 200 - total flux cleaned = -0.000326335 Jy ! Total flux subtracted in 200 components = -0.000326335 Jy ! Clean residual min=-0.002153 max=0.002495 Jy/beam ! Clean residual mean=0.000094 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.698137 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 35 components and 0.698137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131943Jy sigma=0.001191 ! Fit after self-cal, rms=0.131972Jy sigma=0.001191 ! Inverting map ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec 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=0.131972Jy sigma=0.001191 ! Fit after self-cal, rms=0.131862Jy sigma=0.001188 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7782 mas, bmaj=2.648 mas, bpa=-12.05 degrees ! Estimated noise=386.032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00039246 Jy ! Component: 100 - total flux cleaned = -0.000511711 Jy ! Component: 150 - total flux cleaned = -0.000538557 Jy ! Component: 200 - total flux cleaned = -0.000561485 Jy ! Total flux subtracted in 200 components = -0.000561485 Jy ! Clean residual min=-0.002136 max=0.002541 Jy/beam ! Clean residual mean=0.000194 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.697576 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 35 components and 0.697576 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131846Jy sigma=0.001188 ! Fit after self-cal, rms=0.131847Jy sigma=0.001188 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec 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 = 5.13905e-05 Jy ! Component: 100 - total flux cleaned = 5.3754e-05 Jy ! Component: 150 - total flux cleaned = 3.53232e-05 Jy ! Component: 200 - total flux cleaned = 5.15473e-05 Jy ! Total flux subtracted in 200 components = 5.15473e-05 Jy ! Clean residual min=-0.002123 max=0.002525 Jy/beam ! Clean residual mean=0.000192 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 0.697627 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 35 components and 0.697627 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131840Jy sigma=0.001188 ! Fit after self-cal, rms=0.131838Jy sigma=0.001188 ! Inverting map ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec 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=0.131838Jy sigma=0.001188 ! Fit after self-cal, rms=0.131910Jy sigma=0.001188 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7783 mas, bmaj=2.649 mas, bpa=-12.03 degrees ! Estimated noise=386.157 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.3773e-05 Jy ! Component: 100 - total flux cleaned = -0.000110678 Jy ! Component: 150 - total flux cleaned = -0.000130059 Jy ! Component: 200 - total flux cleaned = -0.000147445 Jy ! Total flux subtracted in 200 components = -0.000147445 Jy ! Clean residual min=-0.002049 max=0.002490 Jy/beam ! Clean residual mean=0.000180 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.69748 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 35 components and 0.69748 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131902Jy sigma=0.001188 ! Fit after self-cal, rms=0.131902Jy sigma=0.001188 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec 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 = 3.95046e-05 Jy ! Component: 100 - total flux cleaned = 4.05999e-05 Jy ! Component: 150 - total flux cleaned = 4.03671e-05 Jy ! Component: 200 - total flux cleaned = 5.31134e-05 Jy ! Total flux subtracted in 200 components = 5.31134e-05 Jy ! Clean residual min=-0.002043 max=0.002475 Jy/beam ! Clean residual mean=0.000178 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.697533 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 35 components and 0.697533 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131897Jy sigma=0.001188 ! Fit after self-cal, rms=0.131897Jy sigma=0.001188 ! Inverting map ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec 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=0.131897Jy sigma=0.001188 ! Fit after self-cal, rms=0.131943Jy sigma=0.001188 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=2.424 mas, bmaj=4.71 mas, bpa=1.52 degrees ! Estimated noise=494.406 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000807173 Jy ! Component: 100 - total flux cleaned = 0.000893041 Jy ! Component: 150 - total flux cleaned = 0.000892441 Jy ! Component: 200 - total flux cleaned = 0.000891341 Jy ! Total flux subtracted in 200 components = 0.000891341 Jy ! Clean residual min=-0.002147 max=0.002897 Jy/beam ! Clean residual mean=0.000334 rms=0.000856 Jy/beam ! Combined flux in latest and established models = 0.698424 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 38 components and 0.698424 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131943Jy sigma=0.001188 ! Fit after self-cal, rms=0.131943Jy sigma=0.001188 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec 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 = 4.08627e-05 Jy ! Component: 100 - total flux cleaned = 4.1413e-05 Jy ! Component: 150 - total flux cleaned = 4.17061e-05 Jy ! Component: 200 - total flux cleaned = 4.14731e-05 Jy ! Total flux subtracted in 200 components = 4.14731e-05 Jy ! Clean residual min=-0.002152 max=0.002914 Jy/beam ! Clean residual mean=0.000331 rms=0.000854 Jy/beam ! Combined flux in latest and established models = 0.698466 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 39 components and 0.698466 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131942Jy sigma=0.001188 ! Fit after self-cal, rms=0.131941Jy sigma=0.001188 ! Inverting map ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec 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 ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7784 mas, bmaj=2.648 mas, bpa=-12.02 degrees ! Estimated noise=386.255 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7784 x 2.648 at -12.02 degrees (North through East) ! Clean map min=-0.0019207 max=0.66551 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=0.131941Jy sigma=0.001188 ! Fit after self-cal, rms=0.123232Jy sigma=0.001078 ! Inverting map and beam ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7783 mas, bmaj=2.647 mas, bpa=-12.01 degrees ! Estimated noise=386.565 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000132956 Jy ! Component: 100 - total flux cleaned = -0.000171334 Jy ! Component: 150 - total flux cleaned = -0.00016014 Jy ! Component: 200 - total flux cleaned = -0.000149538 Jy ! Total flux subtracted in 200 components = -0.000149538 Jy ! Clean residual min=-0.001805 max=0.002494 Jy/beam ! Clean residual mean=0.000173 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.698316 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 40 components and 0.698317 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123230Jy sigma=0.001078 ! Fit after self-cal, rms=0.123229Jy sigma=0.001078 ! Inverting map ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Added new window around map position (-2.6, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00223865 Jy ! Component: 100 - total flux cleaned = 0.00313373 Jy ! Component: 150 - total flux cleaned = 0.00306681 Jy ! Component: 200 - total flux cleaned = 0.00300373 Jy ! Total flux subtracted in 200 components = 0.00300373 Jy ! Clean residual min=-0.001497 max=0.001620 Jy/beam ! Clean residual mean=0.000088 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.70132 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 58 components and 0.70132 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123185Jy sigma=0.001077 ! Fit after self-cal, rms=0.123183Jy sigma=0.001077 ! Inverting map ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123183Jy sigma=0.001077 ! Fit after self-cal, rms=0.123155Jy sigma=0.001077 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 ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.6142 mas, bmaj=1.75 mas, bpa=-4.282 degrees ! Estimated noise=1178.41 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.508709 Jy ! Component: 100 - total flux cleaned = 0.620135 Jy ! Component: 150 - total flux cleaned = 0.652008 Jy ! Component: 200 - total flux cleaned = 0.668315 Jy ! Total flux subtracted in 200 components = 0.668315 Jy ! Clean residual min=-0.006135 max=0.008487 Jy/beam ! Clean residual mean=0.000346 rms=0.001883 Jy/beam ! Combined flux in latest and established models = 0.668315 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.668315 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7783 mas, bmaj=2.646 mas, bpa=-12.01 degrees ! Estimated noise=386.467 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 = 0.0155096 Jy ! Component: 100 - total flux cleaned = 0.0228168 Jy ! Component: 150 - total flux cleaned = 0.0268415 Jy ! Component: 200 - total flux cleaned = 0.029521 Jy ! Total flux subtracted in 200 components = 0.029521 Jy ! Clean residual min=-0.002018 max=0.001933 Jy/beam ! Clean residual mean=0.000211 rms=0.000618 Jy/beam ! Combined flux in latest and established models = 0.697836 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 37 components and 0.697836 Jy ! Inverting map ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec 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 ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=2.424 mas, bmaj=4.706 mas, bpa=1.53 degrees ! Estimated noise=494.774 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00279963 Jy ! Component: 100 - total flux cleaned = 0.00405437 Jy ! Component: 150 - total flux cleaned = 0.00418026 Jy ! Component: 200 - total flux cleaned = 0.00420385 Jy ! Total flux subtracted in 200 components = 0.00420385 Jy ! Clean residual min=-0.001605 max=0.001834 Jy/beam ! Clean residual mean=0.000212 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.70204 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 = 2.11641e-05 Jy ! Component: 100 - total flux cleaned = 5.83974e-05 Jy ! Component: 150 - total flux cleaned = 7.45595e-05 Jy ! Component: 200 - total flux cleaned = 8.9464e-05 Jy ! Total flux subtracted in 200 components = 8.9464e-05 Jy ! Clean residual min=-0.001538 max=0.001848 Jy/beam ! Clean residual mean=0.000205 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.702129 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 64 components and 0.702129 Jy ! Inverting map ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7783 mas, bmaj=2.646 mas, bpa=-12.01 degrees ! Estimated noise=386.467 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00022004 Jy ! Component: 100 - total flux cleaned = -0.000258954 Jy ! Component: 150 - total flux cleaned = -0.000294787 Jy ! Component: 200 - total flux cleaned = -0.000327479 Jy ! Total flux subtracted in 200 components = -0.000327479 Jy ! Clean residual min=-0.001541 max=0.001590 Jy/beam ! Clean residual mean=0.000102 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.701802 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 76 components and 0.701802 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123143Jy sigma=0.001077 ! Fit after self-cal, rms=0.123135Jy sigma=0.001077 wmodel J0050-0929_X_2001_10_29_pus_map.mod ! Writing 76 model components to file: J0050-0929_X_2001_10_29_pus_map.mod wobs J0050-0929_X_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J0050-0929_X_2001_10_29_pus_uvs.fits wwins J0050-0929_X_2001_10_29_pus_map.win ! wwins: Wrote 2 windows to J0050-0929_X_2001_10_29_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000536313 Jy ! Component: 100 - total flux cleaned = 0.000512055 Jy ! Component: 150 - total flux cleaned = 0.000489536 Jy ! Component: 200 - total flux cleaned = 0.000511398 Jy ! Component: 250 - total flux cleaned = 0.000408407 Jy ! Component: 300 - total flux cleaned = 0.000409213 Jy ! Component: 350 - total flux cleaned = 0.000409701 Jy ! Component: 400 - total flux cleaned = 0.000391698 Jy ! Component: 450 - total flux cleaned = 0.000410138 Jy ! Component: 500 - total flux cleaned = 0.000445267 Jy ! Component: 550 - total flux cleaned = 0.000479466 Jy ! Component: 600 - total flux cleaned = 0.000580127 Jy ! Component: 650 - total flux cleaned = 0.000678525 Jy ! Component: 700 - total flux cleaned = 0.000726758 Jy ! Component: 750 - total flux cleaned = 0.000837149 Jy ! Component: 800 - total flux cleaned = 0.000867832 Jy ! Component: 850 - total flux cleaned = 0.000944005 Jy ! Component: 900 - total flux cleaned = 0.00100377 Jy ! Component: 950 - total flux cleaned = 0.00107737 Jy ! Component: 1000 - total flux cleaned = 0.001164 Jy ! Total flux subtracted in 1024 components = 0.00122093 Jy ! Clean residual min=-0.000957 max=0.000752 Jy/beam ! Clean residual mean=0.000052 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.703023 Jy keep ! Adding 45 model components to the UV plane model. ! The established model now contains 121 components and 0.703023 Jy ![Exited script file: muppet] wmap "J0050-0929_X_2001_10_29_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7783 x 2.646 at -12.01 degrees (North through East) ! Clean map min=-0.0011004 max=0.66699 Jy/beam ! Writing clean map to FITS file: J0050-0929_X_2001_10_29_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.666992 invert ! Inverting map ! Your choice of large map pixels excluded 0.802% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000284421 device "J0050-0929_X_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J0050-0929_X_2001_10_29_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.127927 0.127927 0.255854 0.511708 1.02342 2.04683 4.09366 8.18732 16.3746 32.7493 65.4986 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.666 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7783 x 2.646 at -12.01 degrees (North through East) ! Clean map min=-0.0011004 max=0.66699 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0050-0929_X_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J0050-0929_X_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0050-0929_X_2001_10_29_pus_uvs.log closed on Mon Feb 25 16:04:43 2008