! Started logfile: J0442-0017_X_2003_09_17_pus_uvs.log on Sun May 13 20:58:25 2007 obs J0442-0017_X_2003_09_17_pus_uva.fits ! Reading UV FITS file: J0442-0017_X_2003_09_17_pus_uva.fits ! AN table 1: 207 integrations on 120 of 120 possible baselines. ! AN table 2: 240 integrations on 120 of 120 possible baselines. ! AN table 3: 61 integrations on 120 of 120 possible baselines. ! AN table 4: 135 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.124754 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0442-0017 ! 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 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 1489 lines of history. ! ! Reading 38504 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 float field_size field_size = 256 float field_cell field_cell = 0.2 float taper_size taper_size = 70. 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 2322 telescope corrections were flagged in sub-array 1. ! A total of 3407 telescope corrections were flagged in sub-array 2. ! A total of 976 telescope corrections were flagged in sub-array 3. ! A total of 1539 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 2322 telescope corrections were flagged in sub-array 1. ! A total of 3407 telescope corrections were flagged in sub-array 2. ! A total of 976 telescope corrections were flagged in sub-array 3. ! A total of 1539 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 2322 telescope corrections were flagged in sub-array 1. ! A total of 3407 telescope corrections were flagged in sub-array 2. ! A total of 976 telescope corrections were flagged in sub-array 3. ! A total of 1539 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 2322 telescope corrections were flagged in sub-array 1. ! A total of 3407 telescope corrections were flagged in sub-array 2. ! A total of 976 telescope corrections were flagged in sub-array 3. ! A total of 1539 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.631679Jy sigma=0.005146 ! Fit after self-cal, rms=0.528923Jy sigma=0.004235 ! 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 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.5268 mas, bmaj=1.516 mas, bpa=-4.054 degrees ! Estimated noise=905.972 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 = 0.513621 Jy ! Component: 100 - total flux cleaned = 0.735407 Jy ! Total flux subtracted in 100 components = 0.735407 Jy ! Clean residual min=-0.061256 max=0.208633 Jy/beam ! Clean residual mean=0.000954 rms=0.020083 Jy/beam ! Combined flux in latest and established models = 0.735407 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.735407 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.448858Jy sigma=0.003872 ! Fit after self-cal, rms=0.448405Jy sigma=0.003869 ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Added new window around map position (0.8, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.181654 Jy ! Component: 100 - total flux cleaned = 0.288507 Jy ! Total flux subtracted in 100 components = 0.288507 Jy ! Clean residual min=-0.058694 max=0.151052 Jy/beam ! Clean residual mean=0.000479 rms=0.012951 Jy/beam ! Combined flux in latest and established models = 1.02391 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 1.02391 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.324446Jy sigma=0.002499 ! Fit after self-cal, rms=0.310295Jy sigma=0.002359 ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.110255 Jy ! Component: 100 - total flux cleaned = 0.171308 Jy ! Total flux subtracted in 100 components = 0.171308 Jy ! Clean residual min=-0.050635 max=0.090693 Jy/beam ! Clean residual mean=0.000209 rms=0.008318 Jy/beam ! Combined flux in latest and established models = 1.19522 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 21 components and 1.19522 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257465Jy sigma=0.001711 ! Fit after self-cal, rms=0.248563Jy sigma=0.001615 ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.068251 Jy ! Component: 100 - total flux cleaned = 0.103182 Jy ! Total flux subtracted in 100 components = 0.103182 Jy ! Clean residual min=-0.044094 max=0.058574 Jy/beam ! Clean residual mean=0.000051 rms=0.005833 Jy/beam ! Combined flux in latest and established models = 1.2984 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 22 components and 1.2984 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230303Jy sigma=0.001373 ! Fit after self-cal, rms=0.225869Jy sigma=0.001320 ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0277263 Jy ! Component: 100 - total flux cleaned = 0.037664 Jy ! Total flux subtracted in 100 components = 0.037664 Jy ! Clean residual min=-0.036284 max=0.041867 Jy/beam ! Clean residual mean=-0.000007 rms=0.004644 Jy/beam ! Combined flux in latest and established models = 1.33607 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 23 components and 1.33607 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221255Jy sigma=0.001268 ! Fit after self-cal, rms=0.219685Jy sigma=0.001248 ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Added new window around map position (-1.2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0207166 Jy ! Component: 100 - total flux cleaned = 0.0246537 Jy ! Total flux subtracted in 100 components = 0.0246537 Jy ! Clean residual min=-0.031497 max=0.016399 Jy/beam ! Clean residual mean=-0.000042 rms=0.003595 Jy/beam ! Combined flux in latest and established models = 1.36072 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 26 components and 1.36072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216036Jy sigma=0.001214 ! Fit after self-cal, rms=0.215649Jy sigma=0.001211 ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.7023 mas, bmaj=1.919 mas, bpa=-4.133 degrees ! Estimated noise=453.126 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 = -0.0056033 Jy ! Component: 100 - total flux cleaned = -0.0072009 Jy ! Component: 150 - total flux cleaned = -0.00825257 Jy ! Component: 200 - total flux cleaned = -0.00917734 Jy ! Total flux subtracted in 200 components = -0.00917734 Jy ! Clean residual min=-0.015468 max=0.007773 Jy/beam ! Clean residual mean=-0.000011 rms=0.001817 Jy/beam ! Combined flux in latest and established models = 1.35154 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 32 components and 1.35154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214334Jy sigma=0.001196 ! Fit after self-cal, rms=0.214179Jy sigma=0.001195 ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec 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: ! FD 1.00 GC 1.00 HN 0.99 KP 1.00 ! LA 1.00 MK 0.99 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.03 KK 1.00 WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00* HN 0.99 KP 1.00 ! LA 1.00 MK 1.00* NL 1.00 NY 0.99 ! ON 1.00 OV 1.00 PT 1.00 SC 0.99 ! TS 1.13 KK 1.00* WZ 1.02 WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 0.99 HN 1.00* KP 1.00 ! LA 1.00 MK 0.99 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00* ! TS 1.05 KK 1.01 WZ 1.00* WF 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 GC 1.00 HN 0.99 KP 1.00 ! LA 1.00 MK 0.99 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.03 KK 1.00 WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00* HN 0.99 KP 1.00 ! LA 1.00 MK 1.00* NL 0.99 NY 0.98 ! ON 1.00 OV 1.00 PT 1.00 SC 0.99 ! TS 1.09 KK 1.00* WZ 1.03 WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 0.99 HN 1.00* KP 1.00 ! LA 1.00 MK 0.99 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00* ! TS 1.05 KK 1.01 WZ 1.00* WF 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 GC 1.01 HN 0.99 KP 1.00 ! LA 1.00 MK 0.99 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.03 KK 1.00 WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00* HN 0.99 KP 1.00 ! LA 1.00 MK 1.00* NL 0.99 NY 0.99 ! ON 1.00 OV 1.00 PT 1.00 SC 0.99 ! TS 1.11 KK 1.00* WZ 1.03 WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 0.99 HN 1.00* KP 1.00 ! LA 1.00 MK 0.99 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00* ! TS 1.07 KK 1.01 WZ 1.00* WF 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 GC 1.01 HN 0.99 KP 1.00 ! LA 1.00 MK 0.99 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.03 KK 1.00 WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00* HN 0.99 KP 1.00 ! LA 1.00 MK 1.00* NL 0.99 NY 0.99 ! ON 1.00 OV 1.00 PT 1.00 SC 0.99 ! TS 1.09 KK 1.00* WZ 1.04 WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 0.99 HN 1.00* KP 1.00 ! LA 1.00 MK 0.99 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00* ! TS 1.07 KK 1.01 WZ 1.00* WF 0.99 ! ! ! Fit before self-cal, rms=0.214179Jy sigma=0.001195 ! Fit after self-cal, rms=0.214969Jy sigma=0.001192 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.7064 mas, bmaj=1.918 mas, bpa=-4.27 degrees ! Estimated noise=454.391 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 = 0.00246211 Jy ! Component: 100 - total flux cleaned = 0.00165236 Jy ! Component: 150 - total flux cleaned = 0.000935141 Jy ! Component: 200 - total flux cleaned = 0.000498512 Jy ! Total flux subtracted in 200 components = 0.000498512 Jy ! Clean residual min=-0.013763 max=0.006610 Jy/beam ! Clean residual mean=-0.000010 rms=0.001639 Jy/beam ! Combined flux in latest and established models = 1.35204 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 40 components and 1.35204 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214317Jy sigma=0.001187 ! Fit after self-cal, rms=0.214176Jy sigma=0.001186 ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 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=0.214176Jy sigma=0.001186 ! Fit after self-cal, rms=0.218455Jy sigma=0.001186 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.7073 mas, bmaj=1.919 mas, bpa=-4.296 degrees ! Estimated noise=455.274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146016 Jy ! Component: 100 - total flux cleaned = 0.000820416 Jy ! Component: 150 - total flux cleaned = 0.000430295 Jy ! Component: 200 - total flux cleaned = -0.000114184 Jy ! Total flux subtracted in 200 components = -0.000114184 Jy ! Clean residual min=-0.012984 max=0.006622 Jy/beam ! Clean residual mean=0.000013 rms=0.001545 Jy/beam ! Combined flux in latest and established models = 1.35193 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 42 components and 1.35193 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218026Jy sigma=0.001182 ! Fit after self-cal, rms=0.217983Jy sigma=0.001181 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 = 7.4779e-05 Jy ! Component: 100 - total flux cleaned = -0.000276498 Jy ! Component: 150 - total flux cleaned = -0.000763229 Jy ! Component: 200 - total flux cleaned = -0.000915457 Jy ! Total flux subtracted in 200 components = -0.000915457 Jy ! Clean residual min=-0.012159 max=0.006650 Jy/beam ! Clean residual mean=0.000036 rms=0.001467 Jy/beam ! Combined flux in latest and established models = 1.35101 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 44 components and 1.35101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217646Jy sigma=0.001179 ! Fit after self-cal, rms=0.217587Jy sigma=0.001178 ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 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=0.217587Jy sigma=0.001178 ! Fit after self-cal, rms=0.213233Jy sigma=0.001178 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.7072 mas, bmaj=1.919 mas, bpa=-4.29 degrees ! Estimated noise=455.845 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113965 Jy ! Component: 100 - total flux cleaned = 0.000662288 Jy ! Component: 150 - total flux cleaned = 0.000227362 Jy ! Component: 200 - total flux cleaned = -4.58062e-05 Jy ! Total flux subtracted in 200 components = -4.58062e-05 Jy ! Clean residual min=-0.011585 max=0.006482 Jy/beam ! Clean residual mean=0.000058 rms=0.001410 Jy/beam ! Combined flux in latest and established models = 1.35097 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 46 components and 1.35097 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212962Jy sigma=0.001176 ! Fit after self-cal, rms=0.212908Jy sigma=0.001176 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 = 3.4613e-05 Jy ! Component: 100 - total flux cleaned = -0.000375278 Jy ! Component: 150 - total flux cleaned = -0.000624607 Jy ! Component: 200 - total flux cleaned = -0.000863617 Jy ! Total flux subtracted in 200 components = -0.000863617 Jy ! Clean residual min=-0.010820 max=0.006540 Jy/beam ! Clean residual mean=0.000079 rms=0.001355 Jy/beam ! Combined flux in latest and established models = 1.3501 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 52 components and 1.3501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212692Jy sigma=0.001174 ! Fit after self-cal, rms=0.212650Jy sigma=0.001174 ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 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=0.212650Jy sigma=0.001174 ! Fit after self-cal, rms=0.212875Jy sigma=0.001173 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=2.351 mas, bmaj=3.711 mas, bpa=-10.17 degrees ! Estimated noise=600.023 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00123208 Jy ! Component: 100 - total flux cleaned = -0.00145133 Jy ! Component: 150 - total flux cleaned = -0.00156526 Jy ! Component: 200 - total flux cleaned = -0.00170139 Jy ! Total flux subtracted in 200 components = -0.00170139 Jy ! Clean residual min=-0.002545 max=0.003274 Jy/beam ! Clean residual mean=0.000348 rms=0.001080 Jy/beam ! Combined flux in latest and established models = 1.3484 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 58 components and 1.3484 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212938Jy sigma=0.001173 ! Fit after self-cal, rms=0.212925Jy sigma=0.001173 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 = -0.000198583 Jy ! Component: 100 - total flux cleaned = -0.000198943 Jy ! Component: 150 - total flux cleaned = -0.000157349 Jy ! Component: 200 - total flux cleaned = -0.000156854 Jy ! Total flux subtracted in 200 components = -0.000156854 Jy ! Clean residual min=-0.002627 max=0.003172 Jy/beam ! Clean residual mean=0.000356 rms=0.001072 Jy/beam ! Combined flux in latest and established models = 1.34825 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 60 components and 1.34825 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212917Jy sigma=0.001173 ! Fit after self-cal, rms=0.212918Jy sigma=0.001173 ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.7067 mas, bmaj=1.92 mas, bpa=-4.278 degrees ! Estimated noise=456.3 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7067 x 1.92 at -4.278 degrees (North through East) ! Clean map min=-0.01138 max=0.66853 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=0.212918Jy sigma=0.001173 ! Fit after self-cal, rms=0.239202Jy sigma=0.001173 ! Inverting map and beam ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.7071 mas, bmaj=1.919 mas, bpa=-4.265 degrees ! Estimated noise=456.183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119899 Jy ! Component: 100 - total flux cleaned = 0.00119173 Jy ! Component: 150 - total flux cleaned = 0.00106745 Jy ! Component: 200 - total flux cleaned = 0.000950838 Jy ! Total flux subtracted in 200 components = 0.000950838 Jy ! Clean residual min=-0.009159 max=0.006251 Jy/beam ! Clean residual mean=0.000149 rms=0.001277 Jy/beam ! Combined flux in latest and established models = 1.3492 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 63 components and 1.3492 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238998Jy sigma=0.001171 ! Fit after self-cal, rms=0.238967Jy sigma=0.001171 ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000165674 Jy ! Component: 100 - total flux cleaned = -0.000187746 Jy ! Component: 150 - total flux cleaned = -0.000301115 Jy ! Component: 200 - total flux cleaned = -0.00051105 Jy ! Total flux subtracted in 200 components = -0.00051105 Jy ! Clean residual min=-0.008726 max=0.006276 Jy/beam ! Clean residual mean=0.000161 rms=0.001237 Jy/beam ! Combined flux in latest and established models = 1.34869 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 64 components and 1.34869 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238797Jy sigma=0.001170 ! Fit after self-cal, rms=0.238773Jy sigma=0.001170 ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238773Jy sigma=0.001170 ! Fit after self-cal, rms=0.267789Jy sigma=0.001169 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 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.5303 mas, bmaj=1.515 mas, bpa=-4.279 degrees ! Estimated noise=917.953 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.543974 Jy ! Component: 100 - total flux cleaned = 0.820485 Jy ! Component: 150 - total flux cleaned = 0.992474 Jy ! Component: 200 - total flux cleaned = 1.10582 Jy ! Total flux subtracted in 200 components = 1.10582 Jy ! Clean residual min=-0.030608 max=0.061306 Jy/beam ! Clean residual mean=0.000378 rms=0.008311 Jy/beam ! Combined flux in latest and established models = 1.10582 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 1.10582 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.7066 mas, bmaj=1.92 mas, bpa=-4.255 degrees ! Estimated noise=456.572 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 = 0.119367 Jy ! Component: 100 - total flux cleaned = 0.180257 Jy ! Component: 150 - total flux cleaned = 0.215161 Jy ! Component: 200 - total flux cleaned = 0.235897 Jy ! Total flux subtracted in 200 components = 0.235897 Jy ! Clean residual min=-0.013258 max=0.011585 Jy/beam ! Clean residual mean=0.000380 rms=0.002381 Jy/beam ! Combined flux in latest and established models = 1.34172 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 39 components and 1.34172 Jy ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=2.352 mas, bmaj=3.711 mas, bpa=-10.11 degrees ! Estimated noise=600.43 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00948769 Jy ! Component: 100 - total flux cleaned = 0.00851105 Jy ! Component: 150 - total flux cleaned = 0.00802014 Jy ! Component: 200 - total flux cleaned = 0.00782043 Jy ! Total flux subtracted in 200 components = 0.00782043 Jy ! Clean residual min=-0.004072 max=0.003576 Jy/beam ! Clean residual mean=0.000393 rms=0.001284 Jy/beam ! Combined flux in latest and established models = 1.34954 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 = -0.000150898 Jy ! Component: 100 - total flux cleaned = -0.000147917 Jy ! Component: 150 - total flux cleaned = -0.000158442 Jy ! Component: 200 - total flux cleaned = -0.000182288 Jy ! Total flux subtracted in 200 components = -0.000182288 Jy ! Clean residual min=-0.003040 max=0.003523 Jy/beam ! Clean residual mean=0.000392 rms=0.001088 Jy/beam ! Combined flux in latest and established models = 1.34936 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 47 components and 1.34936 Jy ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.7066 mas, bmaj=1.92 mas, bpa=-4.255 degrees ! Estimated noise=456.572 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00111093 Jy ! Component: 100 - total flux cleaned = 0.000905351 Jy ! Component: 150 - total flux cleaned = 0.00174696 Jy ! Component: 200 - total flux cleaned = 0.00175146 Jy ! Total flux subtracted in 200 components = 0.00175146 Jy ! Clean residual min=-0.012467 max=0.005673 Jy/beam ! Clean residual mean=0.000123 rms=0.001546 Jy/beam ! Combined flux in latest and established models = 1.35111 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 53 components and 1.35111 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268964Jy sigma=0.001183 ! Fit after self-cal, rms=0.268658Jy sigma=0.001178 wmodel J0442-0017_X_2003_09_17_pus_map.mod ! Writing 53 model components to file: J0442-0017_X_2003_09_17_pus_map.mod wobs J0442-0017_X_2003_09_17_pus_uvs.fits ! Writing UV FITS file: J0442-0017_X_2003_09_17_pus_uvs.fits wwins J0442-0017_X_2003_09_17_pus_map.win ! wwins: Wrote 3 windows to J0442-0017_X_2003_09_17_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 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00229519 Jy ! Component: 100 - total flux cleaned = -0.00281265 Jy ! Component: 150 - total flux cleaned = -0.00281228 Jy ! Component: 200 - total flux cleaned = -0.00303213 Jy ! Component: 250 - total flux cleaned = -0.00313505 Jy ! Component: 300 - total flux cleaned = -0.00313636 Jy ! Component: 350 - total flux cleaned = -0.00313763 Jy ! Component: 400 - total flux cleaned = -0.00313855 Jy ! Component: 450 - total flux cleaned = -0.00313736 Jy ! Component: 500 - total flux cleaned = -0.00321911 Jy ! Component: 550 - total flux cleaned = -0.00329796 Jy ! Component: 600 - total flux cleaned = -0.00329788 Jy ! Component: 650 - total flux cleaned = -0.00337146 Jy ! Component: 700 - total flux cleaned = -0.00344186 Jy ! Component: 750 - total flux cleaned = -0.00344069 Jy ! Component: 800 - total flux cleaned = -0.00344024 Jy ! Component: 850 - total flux cleaned = -0.00337362 Jy ! Component: 900 - total flux cleaned = -0.00330922 Jy ! Component: 950 - total flux cleaned = -0.0031826 Jy ! Component: 1000 - total flux cleaned = -0.00312074 Jy ! Total flux subtracted in 1024 components = -0.0031205 Jy ! Clean residual min=-0.003047 max=0.003056 Jy/beam ! Clean residual mean=0.000184 rms=0.001024 Jy/beam ! Combined flux in latest and established models = 1.34799 Jy keep ! Adding 37 model components to the UV plane model. ! The established model now contains 85 components and 1.34799 Jy wmap "J0442-0017_X_2003_09_17_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7066 x 1.92 at -4.255 degrees (North through East) ! Clean map min=-0.0096501 max=0.65919 Jy/beam ! Writing clean map to FITS file: J0442-0017_X_2003_09_17_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.659191 invert ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00102434 device "J0442-0017_X_2003_09_17_pus\_map.eps/VPS" ! Attempting to open device: 'J0442-0017_X_2003_09_17_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.466182 0.466182 0.932365 1.86473 3.72946 7.45892 14.9178 29.8357 59.6713 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.003 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.659 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7066 x 1.92 at -4.255 degrees (North through East) ! Clean map min=-0.0096501 max=0.65919 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0442-0017_X_2003_09_17_pus\_map.gif/vgif" ! Attempting to open device: 'J0442-0017_X_2003_09_17_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0442-0017_X_2003_09_17_pus_uvs.log closed on Sun May 13 21:00:34 2007