! Started logfile: J1127-1857_X_2000_12_04_pus_uvs.log on Fri Oct 12 15:22:22 2007 obs J1127-1857_X_2000_12_04_pus_uva.fits ! Reading UV FITS file: J1127-1857_X_2000_12_04_pus_uva.fits ! AN table 1: 30 integrations on 190 of 190 possible baselines. ! AN table 2: 97 integrations on 190 of 190 possible baselines. ! AN table 3: 17 integrations on 190 of 190 possible baselines. ! AN table 4: 27 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0679286 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1127-1857 ! ! 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 2126 lines of history. ! ! Reading 8828 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 J1127-1857_X_2000_12_04_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 393 telescope corrections were flagged in sub-array 1. ! A total of 1799 telescope corrections were flagged in sub-array 2. ! A total of 228 telescope corrections were flagged in sub-array 3. ! A total of 470 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 393 telescope corrections were flagged in sub-array 1. ! A total of 1799 telescope corrections were flagged in sub-array 2. ! A total of 228 telescope corrections were flagged in sub-array 3. ! A total of 470 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 393 telescope corrections were flagged in sub-array 1. ! A total of 1799 telescope corrections were flagged in sub-array 2. ! A total of 228 telescope corrections were flagged in sub-array 3. ! A total of 470 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 393 telescope corrections were flagged in sub-array 1. ! A total of 1799 telescope corrections were flagged in sub-array 2. ! A total of 228 telescope corrections were flagged in sub-array 3. ! A total of 470 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.584611Jy sigma=0.005160 ! Fit after self-cal, rms=0.236070Jy sigma=0.001911 ! 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 0.428% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! Estimated beam: bmin=0.671 mas, bmaj=1.595 mas, bpa=-6.232 degrees ! Estimated noise=1292.43 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 = 0.681617 Jy ! Component: 100 - total flux cleaned = 0.856026 Jy ! Total flux subtracted in 100 components = 0.856026 Jy ! Clean residual min=-0.021274 max=0.068488 Jy/beam ! Clean residual mean=0.000544 rms=0.008027 Jy/beam ! Combined flux in latest and established models = 0.856026 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.856026 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220399Jy sigma=0.002045 ! Fit after self-cal, rms=0.220373Jy sigma=0.002044 ! Inverting map ! Your choice of large map pixels excluded 0.428% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0765435 Jy ! Component: 100 - total flux cleaned = 0.122091 Jy ! Total flux subtracted in 100 components = 0.122091 Jy ! Clean residual min=-0.017234 max=0.024034 Jy/beam ! Clean residual mean=0.000058 rms=0.004545 Jy/beam ! Combined flux in latest and established models = 0.978117 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 24 components and 0.978117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185396Jy sigma=0.001541 ! Fit after self-cal, rms=0.185392Jy sigma=0.001540 ! Inverting map ! Your choice of large map pixels excluded 0.428% of the data. ! The x-axis pixel size should ideally be below 0.1912 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 0.428% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! Estimated beam: bmin=0.8437 mas, bmaj=2.156 mas, bpa=-9.584 degrees ! Estimated noise=792.047 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 = 0.0355029 Jy ! Component: 100 - total flux cleaned = 0.0526795 Jy ! Component: 150 - total flux cleaned = 0.0617403 Jy ! Component: 200 - total flux cleaned = 0.063599 Jy ! Total flux subtracted in 200 components = 0.0635991 Jy ! Clean residual min=-0.014766 max=0.009392 Jy/beam ! Clean residual mean=-0.001114 rms=0.003525 Jy/beam ! Combined flux in latest and established models = 1.04172 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 34 components and 1.04172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180801Jy sigma=0.001448 ! Fit after self-cal, rms=0.180848Jy sigma=0.001447 ! Inverting map ! Your choice of large map pixels excluded 0.428% of the data. ! The x-axis pixel size should ideally be below 0.1912 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 0.98 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.12 KK 0.89 KP 1.00 ! LA 1.02 MA 1.00* MC 1.00* MK 1.00 ! NL 0.98 NY 1.00* OV 0.99 PT 1.00 ! SC 1.07 TS 1.00* WF 1.60 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 0.96 KK 1.00* KP 0.96 ! LA 1.01 MA 1.00* MC 1.00* MK 1.09 ! NL 1.00 NY 1.00* OV 0.97 PT 0.98 ! SC 0.99 TS 1.00* WF 0.98 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.94 KP 1.01 ! LA 1.03 MA 1.00* MC 1.00* MK 1.00 ! NL 1.07 NY 1.00* OV 1.01 PT 1.01 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.95 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.01 MC 1.17 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.18 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 1.11 KK 1.06 KP 1.01 ! LA 1.00 MA 1.00* MC 1.00* MK 1.00 ! NL 0.92 NY 1.00* OV 0.98 PT 1.01 ! SC 1.12 TS 1.00* WF 1.02 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 0.94 KK 1.00* KP 0.96 ! LA 0.99 MA 1.00* MC 1.00* MK 1.10 ! NL 0.95 NY 1.00* OV 0.97 PT 0.99 ! SC 1.00 TS 1.00* WF 0.99 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.02 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.95 KP 1.01 ! LA 1.02 MA 1.00* MC 1.00* MK 1.02 ! NL 1.01 NY 1.00* OV 1.01 PT 1.01 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.81 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.06 MC 1.06 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.29 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 GC 1.00* GG 1.00* ! HH 1.00* HN 1.09 KK 1.03 KP 0.99 ! LA 1.02 MA 1.00* MC 1.00* MK 1.01 ! NL 0.92 NY 1.00* OV 0.95 PT 0.98 ! SC 1.07 TS 1.00* WF 1.16 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.03 GC 1.00* GG 1.00* ! HH 1.00* HN 0.95 KK 1.00* KP 0.97 ! LA 0.99 MA 1.00* MC 1.00* MK 1.06 ! NL 0.95 NY 1.00* OV 0.93 PT 0.96 ! SC 0.99 TS 1.00* WF 0.99 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.05 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00 KP 0.99 ! LA 1.05 MA 1.00* MC 1.00* MK 1.01 ! NL 1.00 NY 1.00* OV 0.96 PT 0.99 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.86 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.22 MC 1.10 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.31 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 GC 1.00* GG 1.00* ! HH 1.00* HN 1.07 KK 1.05 KP 1.01 ! LA 1.00 MA 1.00* MC 1.00* MK 0.99 ! NL 0.94 NY 1.00* OV 0.98 PT 0.95 ! SC 1.04 TS 1.00* WF 0.98 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 0.91 KK 1.00* KP 0.98 ! LA 1.00 MA 1.00* MC 1.00* MK 1.06 ! NL 0.96 NY 1.00* OV 0.97 PT 0.94 ! SC 1.01 TS 1.00* WF 1.01 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.05 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.97 KP 1.00 ! LA 1.03 MA 1.00* MC 1.00* MK 0.99 ! NL 1.02 NY 1.00* OV 1.00 PT 0.96 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.06 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.09 MC 1.14 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.27 ! ! ! Fit before self-cal, rms=0.180848Jy sigma=0.001447 ! Fit after self-cal, rms=0.165515Jy sigma=0.001303 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! Estimated beam: bmin=0.8495 mas, bmaj=2.293 mas, bpa=-9.34 degrees ! Estimated noise=794.955 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 = -0.000999686 Jy ! Component: 100 - total flux cleaned = -0.00131168 Jy ! Component: 150 - total flux cleaned = -0.0014445 Jy ! Component: 200 - total flux cleaned = -0.0015061 Jy ! Total flux subtracted in 200 components = -0.0015061 Jy ! Clean residual min=-0.003873 max=0.003692 Jy/beam ! Clean residual mean=-0.000060 rms=0.001042 Jy/beam ! Combined flux in latest and established models = 1.04021 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 45 components and 1.04021 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165422Jy sigma=0.001303 ! Fit after self-cal, rms=0.165537Jy sigma=0.001302 ! Inverting map ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 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=0.165537Jy sigma=0.001302 ! Fit after self-cal, rms=0.166273Jy sigma=0.001302 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! Estimated beam: bmin=0.8495 mas, bmaj=2.3 mas, bpa=-9.371 degrees ! Estimated noise=794.902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00079423 Jy ! Component: 100 - total flux cleaned = -0.00105657 Jy ! Component: 150 - total flux cleaned = -0.00117015 Jy ! Component: 200 - total flux cleaned = -0.00121939 Jy ! Total flux subtracted in 200 components = -0.00121939 Jy ! Clean residual min=-0.003675 max=0.003687 Jy/beam ! Clean residual mean=-0.000045 rms=0.001019 Jy/beam ! Combined flux in latest and established models = 1.03899 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 1.03899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166210Jy sigma=0.001302 ! Fit after self-cal, rms=0.166233Jy sigma=0.001302 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 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 = -0.000280007 Jy ! Component: 100 - total flux cleaned = -0.000380912 Jy ! Component: 150 - total flux cleaned = -0.000383147 Jy ! Component: 200 - total flux cleaned = -0.000424965 Jy ! Total flux subtracted in 200 components = -0.000424965 Jy ! Clean residual min=-0.003465 max=0.003639 Jy/beam ! Clean residual mean=-0.000035 rms=0.001005 Jy/beam ! Combined flux in latest and established models = 1.03857 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 48 components and 1.03857 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166193Jy sigma=0.001302 ! Fit after self-cal, rms=0.166197Jy sigma=0.001302 ! Inverting map ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 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=0.166197Jy sigma=0.001302 ! Fit after self-cal, rms=0.166366Jy sigma=0.001301 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! Estimated beam: bmin=0.8496 mas, bmaj=2.303 mas, bpa=-9.416 degrees ! Estimated noise=794.984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000849208 Jy ! Component: 100 - total flux cleaned = -0.000841723 Jy ! Component: 150 - total flux cleaned = -0.000940737 Jy ! Component: 200 - total flux cleaned = -0.00107353 Jy ! Total flux subtracted in 200 components = -0.00107353 Jy ! Clean residual min=-0.003323 max=0.003631 Jy/beam ! Clean residual mean=-0.000031 rms=0.000990 Jy/beam ! Combined flux in latest and established models = 1.03749 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 48 components and 1.03749 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166318Jy sigma=0.001301 ! Fit after self-cal, rms=0.166335Jy sigma=0.001301 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 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 = -0.000248727 Jy ! Component: 100 - total flux cleaned = -0.000291677 Jy ! Component: 150 - total flux cleaned = -0.000329423 Jy ! Component: 200 - total flux cleaned = -0.00033172 Jy ! Total flux subtracted in 200 components = -0.00033172 Jy ! Clean residual min=-0.003221 max=0.003588 Jy/beam ! Clean residual mean=-0.000022 rms=0.000981 Jy/beam ! Combined flux in latest and established models = 1.03716 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 48 components and 1.03716 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166305Jy sigma=0.001301 ! Fit after self-cal, rms=0.166309Jy sigma=0.001301 ! Inverting map ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 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=0.166309Jy sigma=0.001301 ! Fit after self-cal, rms=0.166424Jy sigma=0.001301 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! Estimated beam: bmin=2.185 mas, bmaj=4.677 mas, bpa=3.503 degrees ! Estimated noise=983.691 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000948382 Jy ! Component: 100 - total flux cleaned = -0.000945169 Jy ! Component: 150 - total flux cleaned = -0.000969322 Jy ! Component: 200 - total flux cleaned = -0.00103649 Jy ! Total flux subtracted in 200 components = -0.00103649 Jy ! Clean residual min=-0.003014 max=0.002991 Jy/beam ! Clean residual mean=-0.000034 rms=0.001029 Jy/beam ! Combined flux in latest and established models = 1.03612 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 49 components and 1.03612 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166393Jy sigma=0.001301 ! Fit after self-cal, rms=0.166408Jy sigma=0.001301 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 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 = -0.000222343 Jy ! Component: 100 - total flux cleaned = -0.000223841 Jy ! Component: 150 - total flux cleaned = -0.000222143 Jy ! Component: 200 - total flux cleaned = -0.000251458 Jy ! Total flux subtracted in 200 components = -0.000251458 Jy ! Clean residual min=-0.003084 max=0.002966 Jy/beam ! Clean residual mean=-0.000020 rms=0.001022 Jy/beam ! Combined flux in latest and established models = 1.03587 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 50 components and 1.03587 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166395Jy sigma=0.001301 ! Fit after self-cal, rms=0.166401Jy sigma=0.001301 ! Inverting map ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 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 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! Estimated beam: bmin=0.8498 mas, bmaj=2.306 mas, bpa=-9.457 degrees ! Estimated noise=795.106 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8498 x 2.306 at -9.457 degrees (North through East) ! Clean map min=-0.0028683 max=0.92212 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=0.166401Jy sigma=0.001301 ! Fit after self-cal, rms=0.170259Jy sigma=0.001210 ! Inverting map and beam ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! Estimated beam: bmin=0.8498 mas, bmaj=2.304 mas, bpa=-9.492 degrees ! Estimated noise=794.444 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000495941 Jy ! Component: 100 - total flux cleaned = -0.000443866 Jy ! Component: 150 - total flux cleaned = -0.00044273 Jy ! Component: 200 - total flux cleaned = -0.000515251 Jy ! Total flux subtracted in 200 components = -0.000515251 Jy ! Clean residual min=-0.002983 max=0.003691 Jy/beam ! Clean residual mean=0.000013 rms=0.000933 Jy/beam ! Combined flux in latest and established models = 1.03536 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 51 components and 1.03536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170216Jy sigma=0.001210 ! Fit after self-cal, rms=0.170240Jy sigma=0.001210 ! Inverting map ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000146529 Jy ! Component: 100 - total flux cleaned = -0.000144981 Jy ! Component: 150 - total flux cleaned = -0.000178773 Jy ! Component: 200 - total flux cleaned = -0.0001817 Jy ! Total flux subtracted in 200 components = -0.0001817 Jy ! Clean residual min=-0.002934 max=0.003657 Jy/beam ! Clean residual mean=0.000018 rms=0.000927 Jy/beam ! Combined flux in latest and established models = 1.03518 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 51 components and 1.03518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170206Jy sigma=0.001209 ! Fit after self-cal, rms=0.170225Jy sigma=0.001209 ! Inverting map ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170225Jy sigma=0.001209 ! Fit after self-cal, rms=0.170281Jy sigma=0.001209 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 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! Estimated beam: bmin=0.6773 mas, bmaj=1.624 mas, bpa=-6.55 degrees ! Estimated noise=1329.66 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.689198 Jy ! Component: 100 - total flux cleaned = 0.85817 Jy ! Component: 150 - total flux cleaned = 0.929221 Jy ! Component: 200 - total flux cleaned = 0.970583 Jy ! Total flux subtracted in 200 components = 0.970583 Jy ! Clean residual min=-0.007480 max=0.021162 Jy/beam ! Clean residual mean=0.000236 rms=0.002883 Jy/beam ! Combined flux in latest and established models = 0.970582 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.970582 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! Estimated beam: bmin=0.8499 mas, bmaj=2.306 mas, bpa=-9.518 degrees ! Estimated noise=794.681 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 = 0.0349321 Jy ! Component: 100 - total flux cleaned = 0.0504742 Jy ! Component: 150 - total flux cleaned = 0.0579007 Jy ! Component: 200 - total flux cleaned = 0.0615461 Jy ! Total flux subtracted in 200 components = 0.0615461 Jy ! Clean residual min=-0.002956 max=0.003608 Jy/beam ! Clean residual mean=0.000086 rms=0.000974 Jy/beam ! Combined flux in latest and established models = 1.03213 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 1.03213 Jy ! Inverting map ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 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 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! Estimated beam: bmin=2.185 mas, bmaj=4.679 mas, bpa=3.436 degrees ! Estimated noise=983.144 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152343 Jy ! Component: 100 - total flux cleaned = 0.0015858 Jy ! Component: 150 - total flux cleaned = 0.00166634 Jy ! Component: 200 - total flux cleaned = 0.00171326 Jy ! Total flux subtracted in 200 components = 0.00171326 Jy ! Clean residual min=-0.002786 max=0.002907 Jy/beam ! Clean residual mean=0.000095 rms=0.000978 Jy/beam ! Combined flux in latest and established models = 1.03384 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.3907e-05 Jy ! Component: 100 - total flux cleaned = 8.52362e-05 Jy ! Component: 150 - total flux cleaned = 0.000141018 Jy ! Component: 200 - total flux cleaned = 0.000176395 Jy ! Total flux subtracted in 200 components = 0.000176395 Jy ! Clean residual min=-0.002766 max=0.002904 Jy/beam ! Clean residual mean=0.000085 rms=0.000973 Jy/beam ! Combined flux in latest and established models = 1.03402 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 1.03402 Jy ! Inverting map ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! Estimated beam: bmin=0.8499 mas, bmaj=2.306 mas, bpa=-9.518 degrees ! Estimated noise=794.681 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000461514 Jy ! Component: 100 - total flux cleaned = -0.00021819 Jy ! Component: 150 - total flux cleaned = -0.000110673 Jy ! Component: 200 - total flux cleaned = -1.37554e-05 Jy ! Total flux subtracted in 200 components = -1.37554e-05 Jy ! Clean residual min=-0.002947 max=0.003621 Jy/beam ! Clean residual mean=0.000037 rms=0.000945 Jy/beam ! Combined flux in latest and established models = 1.034 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 34 components and 1.034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170375Jy sigma=0.001211 ! Fit after self-cal, rms=0.170476Jy sigma=0.001210 wmodel J1127-1857_X_2000_12_04_pus_map.mod ! Writing 34 model components to file: J1127-1857_X_2000_12_04_pus_map.mod wobs J1127-1857_X_2000_12_04_pus_uvs.fits ! Writing UV FITS file: J1127-1857_X_2000_12_04_pus_uvs.fits wwins J1127-1857_X_2000_12_04_pus_map.win ! wwins: Wrote 1 windows to J1127-1857_X_2000_12_04_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 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00157543 Jy ! Component: 100 - total flux cleaned = 0.00224768 Jy ! Component: 150 - total flux cleaned = 0.0026133 Jy ! Component: 200 - total flux cleaned = 0.00281286 Jy ! Component: 250 - total flux cleaned = 0.0030047 Jy ! Component: 300 - total flux cleaned = 0.00300501 Jy ! Component: 350 - total flux cleaned = 0.00305123 Jy ! Component: 400 - total flux cleaned = 0.00300665 Jy ! Component: 450 - total flux cleaned = 0.00296358 Jy ! Component: 500 - total flux cleaned = 0.00296423 Jy ! Component: 550 - total flux cleaned = 0.00287958 Jy ! Component: 600 - total flux cleaned = 0.00283802 Jy ! Component: 650 - total flux cleaned = 0.0027967 Jy ! Component: 700 - total flux cleaned = 0.00279643 Jy ! Component: 750 - total flux cleaned = 0.00267498 Jy ! Component: 800 - total flux cleaned = 0.00263517 Jy ! Component: 850 - total flux cleaned = 0.00255676 Jy ! Component: 900 - total flux cleaned = 0.00251851 Jy ! Component: 950 - total flux cleaned = 0.00244188 Jy ! Component: 1000 - total flux cleaned = 0.00240436 Jy ! Total flux subtracted in 1024 components = 0.0023668 Jy ! Clean residual min=-0.002182 max=0.002033 Jy/beam ! Clean residual mean=-0.000017 rms=0.000750 Jy/beam ! Combined flux in latest and established models = 1.03637 Jy keep ! Adding 72 model components to the UV plane model. ! The established model now contains 106 components and 1.03637 Jy ![Exited script file: muppet] wmap "J1127-1857_X_2000_12_04_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8499 x 2.306 at -9.518 degrees (North through East) ! Clean map min=-0.0028485 max=0.92417 Jy/beam ! Writing clean map to FITS file: J1127-1857_X_2000_12_04_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.924171 invert ! Inverting map ! Your choice of large map pixels excluded 0.436% of the data. ! The x-axis pixel size should ideally be below 0.1912 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00074976 device "J1127-1857_X_2000_12_04_pus\_map.eps/VPS" ! Attempting to open device: 'J1127-1857_X_2000_12_04_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.243383 0.243383 0.486767 0.973534 1.94707 3.89413 7.78827 15.5765 31.1531 62.3061 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.924 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8499 x 2.306 at -9.518 degrees (North through East) ! Clean map min=-0.0028485 max=0.92417 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1127-1857_X_2000_12_04_pus\_map.gif/vgif" ! Attempting to open device: 'J1127-1857_X_2000_12_04_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1127-1857_X_2000_12_04_pus_uvs.log closed on Fri Oct 12 15:22:26 2007