! Started logfile: J1438-2204_X_1999_05_10_pus_uvs.log on Mon Jan 14 12:49:23 2008 obs J1438-2204_X_1999_05_10_pus_uva.fits ! Reading UV FITS file: J1438-2204_X_1999_05_10_pus_uva.fits ! AN table 1: 9 integrations on 153 of 153 possible baselines. ! AN table 2: 33 integrations on 153 of 153 possible baselines. ! AN table 3: 17 integrations on 153 of 153 possible baselines. ! AN table 4: 107 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.134696 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1438-2204 ! ! 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 1759 lines of history. ! ! Reading 13684 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 J1438-2204_X_1999_05_10_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 162 telescope corrections were flagged in sub-array 1. ! A total of 549 telescope corrections were flagged in sub-array 2. ! A total of 197 telescope corrections were flagged in sub-array 3. ! A total of 1100 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 162 telescope corrections were flagged in sub-array 1. ! A total of 549 telescope corrections were flagged in sub-array 2. ! A total of 197 telescope corrections were flagged in sub-array 3. ! A total of 1100 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 162 telescope corrections were flagged in sub-array 1. ! A total of 549 telescope corrections were flagged in sub-array 2. ! A total of 197 telescope corrections were flagged in sub-array 3. ! A total of 1100 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 162 telescope corrections were flagged in sub-array 1. ! A total of 594 telescope corrections were flagged in sub-array 2. ! A total of 197 telescope corrections were flagged in sub-array 3. ! A total of 1100 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.680938Jy sigma=0.004797 ! Fit after self-cal, rms=0.518921Jy sigma=0.003764 ! 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 5.38% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! Estimated beam: bmin=0.5963 mas, bmaj=1.293 mas, bpa=5.361 degrees ! Estimated noise=1362.6 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 = 0.487912 Jy ! Component: 100 - total flux cleaned = 0.611844 Jy ! Total flux subtracted in 100 components = 0.611844 Jy ! Clean residual min=-0.024448 max=0.052193 Jy/beam ! Clean residual mean=0.001967 rms=0.008548 Jy/beam ! Combined flux in latest and established models = 0.611844 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.611844 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.359997Jy sigma=0.001903 ! Fit after self-cal, rms=0.359780Jy sigma=0.001902 ! Inverting map ! Your choice of large map pixels excluded 5.38% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0580121 Jy ! Component: 100 - total flux cleaned = 0.0885331 Jy ! Total flux subtracted in 100 components = 0.0885331 Jy ! Clean residual min=-0.022789 max=0.033784 Jy/beam ! Clean residual mean=0.000895 rms=0.005925 Jy/beam ! Combined flux in latest and established models = 0.700377 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.700377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.353308Jy sigma=0.001764 ! Fit after self-cal, rms=0.353096Jy sigma=0.001763 ! Inverting map ! Your choice of large map pixels excluded 5.38% of the data. ! The x-axis pixel size should ideally be below 0.1649 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 5.38% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! Estimated beam: bmin=0.7221 mas, bmaj=1.752 mas, bpa=0.4139 degrees ! Estimated noise=752.258 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 (1.6, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.032334 Jy ! Component: 100 - total flux cleaned = 0.0383724 Jy ! Component: 150 - total flux cleaned = 0.0423678 Jy ! Component: 200 - total flux cleaned = 0.0463447 Jy ! Total flux subtracted in 200 components = 0.0463447 Jy ! Clean residual min=-0.016438 max=0.016766 Jy/beam ! Clean residual mean=0.000084 rms=0.003970 Jy/beam ! Combined flux in latest and established models = 0.746722 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 28 components and 0.746722 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.350469Jy sigma=0.001715 ! Fit after self-cal, rms=0.349865Jy sigma=0.001710 ! Inverting map ! Your choice of large map pixels excluded 5.38% of the data. ! The x-axis pixel size should ideally be below 0.1649 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: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 0.93 KP 0.97 LA 0.97 ! MC 1.00* MK 0.92 NL 1.12 NY 1.00* ! ON 1.00* OV 0.96 PT 1.00 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.87 FD 0.99 GC 1.00* HH 0.88 ! HN 1.00 KK 1.00* KP 0.94 LA 0.99 ! MC 1.09 MK 1.00* NL 1.05 NY 1.00* ! ON 1.00* OV 0.96 PT 1.01 SC 1.05 ! WF 1.18 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.95 GC 1.00* HH 1.00* ! HN 1.00* KK 0.90 KP 0.99 LA 0.97 ! MC 1.00* MK 0.92 NL 1.12 NY 1.00* ! ON 1.00* OV 0.96 PT 0.95 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.97 GC 1.00* HH 0.86 ! HN 0.99 KK 1.00* KP 0.96 LA 1.00 ! MC 1.12 MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 0.94 PT 0.93 SC 1.02 ! WF 1.06 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.99 GC 1.00* HH 1.00* ! HN 1.00* KK 0.95 KP 1.04 LA 0.96 ! MC 1.00* MK 0.90 NL 1.13 NY 1.00* ! ON 1.00* OV 0.96 PT 0.93 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.99 GC 1.00* HH 0.92 ! HN 1.02 KK 1.00* KP 1.00 LA 0.99 ! MC 1.16 MK 1.00* NL 1.01 NY 1.00* ! ON 1.00* OV 0.95 PT 0.94 SC 1.05 ! WF 1.07 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.95 GC 1.00* HH 1.00* ! HN 1.00* KK 0.94 KP 0.98 LA 0.98 ! MC 1.00* MK 0.92 NL 1.09 NY 1.00* ! ON 1.00* OV 0.97 PT 0.97 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.91 FD 0.98 GC 1.00* HH 0.95 ! HN 1.01 KK 1.00* KP 0.98 LA 1.01 ! MC 1.12 MK 1.00* NL 1.03 NY 1.00* ! ON 1.00* OV 0.96 PT 0.97 SC 1.01 ! WF 1.05 WZ 1.00* ! ! ! Fit before self-cal, rms=0.349865Jy sigma=0.001710 ! Fit after self-cal, rms=0.365267Jy sigma=0.001666 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! Estimated beam: bmin=0.7366 mas, bmaj=1.785 mas, bpa=0.9341 degrees ! Estimated noise=763.462 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 = -0.00304288 Jy ! Component: 100 - total flux cleaned = -0.0035092 Jy ! Component: 150 - total flux cleaned = -0.00390154 Jy ! Component: 200 - total flux cleaned = -0.00412282 Jy ! Total flux subtracted in 200 components = -0.00412282 Jy ! Clean residual min=-0.007973 max=0.007120 Jy/beam ! Clean residual mean=0.000006 rms=0.001969 Jy/beam ! Combined flux in latest and established models = 0.742599 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 41 components and 0.742599 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.365084Jy sigma=0.001664 ! Fit after self-cal, rms=0.365225Jy sigma=0.001664 ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 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=0.365225Jy sigma=0.001664 ! Fit after self-cal, rms=0.375266Jy sigma=0.001655 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! Estimated beam: bmin=0.7372 mas, bmaj=1.782 mas, bpa=0.998 degrees ! Estimated noise=763.944 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.19557e-05 Jy ! Component: 100 - total flux cleaned = 4.4561e-05 Jy ! Component: 150 - total flux cleaned = -4.53748e-05 Jy ! Component: 200 - total flux cleaned = -4.31973e-05 Jy ! Total flux subtracted in 200 components = -4.31973e-05 Jy ! Clean residual min=-0.006322 max=0.005789 Jy/beam ! Clean residual mean=-0.000003 rms=0.001460 Jy/beam ! Combined flux in latest and established models = 0.742556 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 50 components and 0.742556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.375188Jy sigma=0.001654 ! Fit after self-cal, rms=0.375307Jy sigma=0.001654 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 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 = -8.95937e-05 Jy ! Component: 100 - total flux cleaned = -1.14284e-05 Jy ! Component: 150 - total flux cleaned = -1.21096e-05 Jy ! Component: 200 - total flux cleaned = -8.10858e-05 Jy ! Total flux subtracted in 200 components = -8.10858e-05 Jy ! Clean residual min=-0.005878 max=0.005707 Jy/beam ! Clean residual mean=-0.000007 rms=0.001427 Jy/beam ! Combined flux in latest and established models = 0.742475 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 53 components and 0.742475 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.375262Jy sigma=0.001654 ! Fit after self-cal, rms=0.375269Jy sigma=0.001654 ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 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=0.375269Jy sigma=0.001654 ! Fit after self-cal, rms=0.381335Jy sigma=0.001653 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! Estimated beam: bmin=0.7392 mas, bmaj=1.782 mas, bpa=1.053 degrees ! Estimated noise=764.976 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.42894e-05 Jy ! Component: 100 - total flux cleaned = -0.000285695 Jy ! Component: 150 - total flux cleaned = -0.000426483 Jy ! Component: 200 - total flux cleaned = -0.000489088 Jy ! Total flux subtracted in 200 components = -0.000489088 Jy ! Clean residual min=-0.004996 max=0.005550 Jy/beam ! Clean residual mean=0.000058 rms=0.001364 Jy/beam ! Combined flux in latest and established models = 0.741986 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 55 components and 0.741986 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.381285Jy sigma=0.001652 ! Fit after self-cal, rms=0.381363Jy sigma=0.001652 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 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 = -0.000166958 Jy ! Component: 100 - total flux cleaned = -0.000107664 Jy ! Component: 150 - total flux cleaned = -0.000110308 Jy ! Component: 200 - total flux cleaned = -0.000163093 Jy ! Total flux subtracted in 200 components = -0.000163093 Jy ! Clean residual min=-0.004699 max=0.005498 Jy/beam ! Clean residual mean=0.000061 rms=0.001352 Jy/beam ! Combined flux in latest and established models = 0.741822 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 58 components and 0.741822 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.381334Jy sigma=0.001652 ! Fit after self-cal, rms=0.381342Jy sigma=0.001652 ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 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=0.381342Jy sigma=0.001652 ! Fit after self-cal, rms=0.382231Jy sigma=0.001652 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! Estimated beam: bmin=2.093 mas, bmaj=4.039 mas, bpa=-14.81 degrees ! Estimated noise=949.853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000721005 Jy ! Component: 100 - total flux cleaned = -0.000834637 Jy ! Component: 150 - total flux cleaned = -0.000836282 Jy ! Component: 200 - total flux cleaned = -0.000874212 Jy ! Total flux subtracted in 200 components = -0.000874212 Jy ! Clean residual min=-0.003329 max=0.004763 Jy/beam ! Clean residual mean=0.000247 rms=0.001425 Jy/beam ! Combined flux in latest and established models = 0.740948 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 66 components and 0.740948 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.382229Jy sigma=0.001652 ! Fit after self-cal, rms=0.382223Jy sigma=0.001652 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 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 = -3.50194e-05 Jy ! Component: 100 - total flux cleaned = 4.77338e-05 Jy ! Component: 150 - total flux cleaned = 8.31751e-05 Jy ! Component: 200 - total flux cleaned = 0.00011365 Jy ! Total flux subtracted in 200 components = 0.00011365 Jy ! Clean residual min=-0.003380 max=0.004775 Jy/beam ! Clean residual mean=0.000239 rms=0.001416 Jy/beam ! Combined flux in latest and established models = 0.741062 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 69 components and 0.741062 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.382220Jy sigma=0.001652 ! Fit after self-cal, rms=0.382219Jy sigma=0.001652 ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 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 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! Estimated beam: bmin=0.7407 mas, bmaj=1.78 mas, bpa=1.12 degrees ! Estimated noise=765.908 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7407 x 1.78 at 1.12 degrees (North through East) ! Clean map min=-0.004279 max=0.61674 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=0.382219Jy sigma=0.001652 ! Fit after self-cal, rms=0.748386Jy sigma=0.001536 ! Inverting map and beam ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! Estimated beam: bmin=0.742 mas, bmaj=1.781 mas, bpa=1.145 degrees ! Estimated noise=764.449 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00110613 Jy ! Component: 100 - total flux cleaned = -0.00138203 Jy ! Component: 150 - total flux cleaned = -0.00155898 Jy ! Component: 200 - total flux cleaned = -0.00161359 Jy ! Total flux subtracted in 200 components = -0.00161359 Jy ! Clean residual min=-0.004765 max=0.004353 Jy/beam ! Clean residual mean=-0.000061 rms=0.001182 Jy/beam ! Combined flux in latest and established models = 0.739448 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 74 components and 0.739448 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.748354Jy sigma=0.001536 ! Fit after self-cal, rms=0.748382Jy sigma=0.001536 ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000130827 Jy ! Component: 100 - total flux cleaned = -0.000185042 Jy ! Component: 150 - total flux cleaned = -0.000185017 Jy ! Component: 200 - total flux cleaned = -0.000185732 Jy ! Total flux subtracted in 200 components = -0.000185732 Jy ! Clean residual min=-0.004787 max=0.004331 Jy/beam ! Clean residual mean=-0.000052 rms=0.001178 Jy/beam ! Combined flux in latest and established models = 0.739263 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 76 components and 0.739263 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.748364Jy sigma=0.001535 ! Fit after self-cal, rms=0.748378Jy sigma=0.001535 ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.748378Jy sigma=0.001535 ! Fit after self-cal, rms=0.780931Jy sigma=0.001535 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 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! Estimated beam: bmin=0.6043 mas, bmaj=1.406 mas, bpa=6.175 degrees ! Estimated noise=1337.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.482756 Jy ! Component: 100 - total flux cleaned = 0.597649 Jy ! Component: 150 - total flux cleaned = 0.648083 Jy ! Component: 200 - total flux cleaned = 0.678491 Jy ! Total flux subtracted in 200 components = 0.678491 Jy ! Clean residual min=-0.008351 max=0.015962 Jy/beam ! Clean residual mean=0.000767 rms=0.003190 Jy/beam ! Combined flux in latest and established models = 0.678491 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.678491 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! Estimated beam: bmin=0.7429 mas, bmaj=1.778 mas, bpa=1.205 degrees ! Estimated noise=763.916 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 = 0.0254147 Jy ! Component: 100 - total flux cleaned = 0.0392861 Jy ! Component: 150 - total flux cleaned = 0.0476419 Jy ! Component: 200 - total flux cleaned = 0.0531759 Jy ! Total flux subtracted in 200 components = 0.0531759 Jy ! Clean residual min=-0.005264 max=0.005986 Jy/beam ! Clean residual mean=0.000208 rms=0.001584 Jy/beam ! Combined flux in latest and established models = 0.731667 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 39 components and 0.731667 Jy ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 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 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! Estimated beam: bmin=2.093 mas, bmaj=4.04 mas, bpa=-14.81 degrees ! Estimated noise=945.718 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00458589 Jy ! Component: 100 - total flux cleaned = 0.00605389 Jy ! Component: 150 - total flux cleaned = 0.00628106 Jy ! Component: 200 - total flux cleaned = 0.00628125 Jy ! Total flux subtracted in 200 components = 0.00628125 Jy ! Clean residual min=-0.004280 max=0.004349 Jy/beam ! Clean residual mean=-0.000199 rms=0.001470 Jy/beam ! Combined flux in latest and established models = 0.737948 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.05529e-07 Jy ! Component: 100 - total flux cleaned = -9.33298e-07 Jy ! Component: 150 - total flux cleaned = -7.31456e-07 Jy ! Component: 200 - total flux cleaned = -2.15525e-06 Jy ! Total flux subtracted in 200 components = -2.15525e-06 Jy ! Clean residual min=-0.004084 max=0.004324 Jy/beam ! Clean residual mean=-0.000195 rms=0.001416 Jy/beam ! Combined flux in latest and established models = 0.737946 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 54 components and 0.737946 Jy ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! Estimated beam: bmin=0.7429 mas, bmaj=1.778 mas, bpa=1.205 degrees ! Estimated noise=763.916 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000122793 Jy ! Component: 100 - total flux cleaned = -0.000244353 Jy ! Component: 150 - total flux cleaned = -0.000248081 Jy ! Component: 200 - total flux cleaned = -0.000247356 Jy ! Total flux subtracted in 200 components = -0.000247356 Jy ! Clean residual min=-0.004939 max=0.005487 Jy/beam ! Clean residual mean=-0.000076 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 0.737699 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 66 components and 0.737699 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.781087Jy sigma=0.001539 ! Fit after self-cal, rms=0.781018Jy sigma=0.001537 wmodel J1438-2204_X_1999_05_10_pus_map.mod ! Writing 66 model components to file: J1438-2204_X_1999_05_10_pus_map.mod wobs J1438-2204_X_1999_05_10_pus_uvs.fits ! Writing UV FITS file: J1438-2204_X_1999_05_10_pus_uvs.fits wwins J1438-2204_X_1999_05_10_pus_map.win ! wwins: Wrote 2 windows to J1438-2204_X_1999_05_10_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 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000745802 Jy ! Component: 100 - total flux cleaned = 0.000506954 Jy ! Component: 150 - total flux cleaned = 0.000203245 Jy ! Component: 200 - total flux cleaned = 0.0002012 Jy ! Component: 250 - total flux cleaned = 0.000132716 Jy ! Component: 300 - total flux cleaned = 6.74892e-05 Jy ! Component: 350 - total flux cleaned = 4.0975e-06 Jy ! Component: 400 - total flux cleaned = -5.61139e-05 Jy ! Component: 450 - total flux cleaned = -5.62574e-05 Jy ! Component: 500 - total flux cleaned = -0.000112634 Jy ! Component: 550 - total flux cleaned = -0.000111913 Jy ! Component: 600 - total flux cleaned = -0.000165347 Jy ! Component: 650 - total flux cleaned = -0.000217365 Jy ! Component: 700 - total flux cleaned = -0.000268203 Jy ! Component: 750 - total flux cleaned = -0.000317289 Jy ! Component: 800 - total flux cleaned = -0.000364517 Jy ! Component: 850 - total flux cleaned = -0.000410802 Jy ! Component: 900 - total flux cleaned = -0.000501742 Jy ! Component: 950 - total flux cleaned = -0.000589954 Jy ! Component: 1000 - total flux cleaned = -0.000589321 Jy ! Total flux subtracted in 1024 components = -0.000546483 Jy ! Clean residual min=-0.002320 max=0.002297 Jy/beam ! Clean residual mean=-0.000007 rms=0.000825 Jy/beam ! Combined flux in latest and established models = 0.737152 Jy keep ! Adding 57 model components to the UV plane model. ! The established model now contains 123 components and 0.737152 Jy ![Exited script file: muppet] wmap "J1438-2204_X_1999_05_10_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7429 x 1.778 at 1.205 degrees (North through East) ! Clean map min=-0.0034751 max=0.61661 Jy/beam ! Writing clean map to FITS file: J1438-2204_X_1999_05_10_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.61661 invert ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000823333 device "J1438-2204_X_1999_05_10_pus\_map.eps/VPS" ! Attempting to open device: 'J1438-2204_X_1999_05_10_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.400577 0.400577 0.801154 1.60231 3.20462 6.40923 12.8185 25.6369 51.2738 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.616 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7429 x 1.778 at 1.205 degrees (North through East) ! Clean map min=-0.0034751 max=0.61661 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1438-2204_X_1999_05_10_pus\_map.gif/vgif" ! Attempting to open device: 'J1438-2204_X_1999_05_10_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1438-2204_X_1999_05_10_pus_uvs.log closed on Mon Jan 14 12:49:34 2008