! Started logfile: J0922-3959_X_2000_12_04_pus_uvs.log on Fri Oct 12 15:19:30 2007 obs J0922-3959_X_2000_12_04_pus_uva.fits ! Reading UV FITS file: J0922-3959_X_2000_12_04_pus_uva.fits ! AN table 1: 35 integrations on 190 of 190 possible baselines. ! AN table 2: 31 integrations on 190 of 190 possible baselines. ! AN table 3: 21 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0273442 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0922-3959 ! ! 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 1808 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 J0922-3959_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 700 telescope corrections were flagged in sub-array 1. ! A total of 514 telescope corrections were flagged in sub-array 2. ! A total of 372 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 700 telescope corrections were flagged in sub-array 1. ! A total of 514 telescope corrections were flagged in sub-array 2. ! A total of 372 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 700 telescope corrections were flagged in sub-array 1. ! A total of 514 telescope corrections were flagged in sub-array 2. ! A total of 372 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 700 telescope corrections were flagged in sub-array 1. ! A total of 514 telescope corrections were flagged in sub-array 2. ! A total of 372 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.557715Jy sigma=0.004559 ! Fit after self-cal, rms=0.264904Jy sigma=0.002373 ! 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 1.4% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec ! Estimated beam: bmin=0.6601 mas, bmaj=1.822 mas, bpa=-0.1486 degrees ! Estimated noise=2435.91 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 = 0.71423 Jy ! Component: 100 - total flux cleaned = 0.908774 Jy ! Total flux subtracted in 100 components = 0.908774 Jy ! Clean residual min=-0.038832 max=0.075506 Jy/beam ! Clean residual mean=0.001509 rms=0.019219 Jy/beam ! Combined flux in latest and established models = 0.908774 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.908774 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240837Jy sigma=0.002283 ! Fit after self-cal, rms=0.240801Jy sigma=0.002282 ! Inverting map ! Your choice of large map pixels excluded 1.4% of the data. ! The x-axis pixel size should ideally be below 0.1957 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 1.4% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec ! Estimated beam: bmin=0.8075 mas, bmaj=2.145 mas, bpa=1.688 degrees ! Estimated noise=1977.24 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 = 0.130131 Jy ! Component: 100 - total flux cleaned = 0.191953 Jy ! Component: 150 - total flux cleaned = 0.221826 Jy ! Component: 200 - total flux cleaned = 0.236312 Jy ! Total flux subtracted in 200 components = 0.236312 Jy ! Clean residual min=-0.022684 max=0.042511 Jy/beam ! Clean residual mean=0.001497 rms=0.010895 Jy/beam ! Combined flux in latest and established models = 1.14509 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 40 components and 1.14509 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180066Jy sigma=0.001518 ! Fit after self-cal, rms=0.180085Jy sigma=0.001517 ! Inverting map ! Your choice of large map pixels excluded 1.4% of the data. ! The x-axis pixel size should ideally be below 0.1957 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* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 0.99 ! LA 0.99 MA 1.00* MC 1.00* MK 0.98 ! NL 1.20 NY 1.00* OV 0.99 PT 0.95 ! SC 1.00 TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.13 ! LA 1.00* MA 1.00* MC 1.00* MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.04 TS 1.00* WF 1.06 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 0.97 ! LA 1.00 MA 1.00* MC 1.00* MK 1.01 ! NL 1.13 NY 1.00* OV 0.98 PT 0.95 ! SC 0.96 TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.02 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.03 ! LA 1.00* MA 1.00* MC 1.00* MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.10 TS 1.00* WF 1.03 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 0.94 ! LA 0.99 MA 1.00* MC 1.00* MK 1.00 ! NL 1.15 NY 1.00* OV 0.96 PT 0.93 ! SC 1.01 TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.04 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.02 ! LA 1.00* MA 1.00* MC 1.00* MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.10 TS 1.00* WF 0.95 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 0.95 ! LA 0.98 MA 1.00* MC 1.00* MK 0.97 ! NL 1.16 NY 1.00* OV 0.98 PT 0.91 ! SC 0.99 TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.11 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.02 ! LA 1.00* MA 1.00* MC 1.00* MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00 TS 1.00* WF 0.95 WZ 1.00* ! ! ! Fit before self-cal, rms=0.180085Jy sigma=0.001517 ! Fit after self-cal, rms=0.161126Jy sigma=0.001306 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec ! Estimated beam: bmin=0.805 mas, bmaj=2.13 mas, bpa=2.204 degrees ! Estimated noise=1971.86 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 = 0.00102066 Jy ! Component: 100 - total flux cleaned = 0.000636545 Jy ! Component: 150 - total flux cleaned = 0.000294633 Jy ! Component: 200 - total flux cleaned = -9.20106e-06 Jy ! Total flux subtracted in 200 components = -9.20106e-06 Jy ! Clean residual min=-0.007190 max=0.010586 Jy/beam ! Clean residual mean=0.000250 rms=0.002612 Jy/beam ! Combined flux in latest and established models = 1.14508 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 40 components and 1.14508 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161000Jy sigma=0.001305 ! Fit after self-cal, rms=0.161187Jy sigma=0.001305 ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 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=0.161187Jy sigma=0.001305 ! Fit after self-cal, rms=0.161051Jy sigma=0.001305 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec ! Estimated beam: bmin=0.8045 mas, bmaj=2.128 mas, bpa=2.254 degrees ! Estimated noise=1970.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000746757 Jy ! Component: 100 - total flux cleaned = 0.000404366 Jy ! Component: 150 - total flux cleaned = 2.8967e-05 Jy ! Component: 200 - total flux cleaned = -0.000172499 Jy ! Total flux subtracted in 200 components = -0.000172499 Jy ! Clean residual min=-0.007063 max=0.010303 Jy/beam ! Clean residual mean=0.000246 rms=0.002552 Jy/beam ! Combined flux in latest and established models = 1.1449 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 40 components and 1.1449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160963Jy sigma=0.001304 ! Fit after self-cal, rms=0.160981Jy sigma=0.001304 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 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 = 3.32182e-05 Jy ! Component: 100 - total flux cleaned = -0.000166638 Jy ! Component: 150 - total flux cleaned = -0.000228426 Jy ! Component: 200 - total flux cleaned = -0.000229093 Jy ! Total flux subtracted in 200 components = -0.000229093 Jy ! Clean residual min=-0.007002 max=0.010204 Jy/beam ! Clean residual mean=0.000251 rms=0.002523 Jy/beam ! Combined flux in latest and established models = 1.14468 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 41 components and 1.14468 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160931Jy sigma=0.001304 ! Fit after self-cal, rms=0.160947Jy sigma=0.001304 ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 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=0.160947Jy sigma=0.001304 ! Fit after self-cal, rms=0.160860Jy sigma=0.001304 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec ! Estimated beam: bmin=0.8042 mas, bmaj=2.127 mas, bpa=2.295 degrees ! Estimated noise=1968.79 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000166898 Jy ! Component: 100 - total flux cleaned = -9.51653e-05 Jy ! Component: 150 - total flux cleaned = -0.000271738 Jy ! Component: 200 - total flux cleaned = -0.000327431 Jy ! Total flux subtracted in 200 components = -0.000327431 Jy ! Clean residual min=-0.006939 max=0.010039 Jy/beam ! Clean residual mean=0.000242 rms=0.002496 Jy/beam ! Combined flux in latest and established models = 1.14435 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 42 components and 1.14435 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160811Jy sigma=0.001303 ! Fit after self-cal, rms=0.160826Jy sigma=0.001303 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 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 = -0.000126673 Jy ! Component: 100 - total flux cleaned = -0.000130364 Jy ! Component: 150 - total flux cleaned = -0.000182484 Jy ! Component: 200 - total flux cleaned = -0.000183306 Jy ! Total flux subtracted in 200 components = -0.000183306 Jy ! Clean residual min=-0.006962 max=0.009970 Jy/beam ! Clean residual mean=0.000246 rms=0.002479 Jy/beam ! Combined flux in latest and established models = 1.14416 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 43 components and 1.14416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160793Jy sigma=0.001303 ! Fit after self-cal, rms=0.160807Jy sigma=0.001303 ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 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=0.160807Jy sigma=0.001303 ! Fit after self-cal, rms=0.160797Jy sigma=0.001303 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec ! Estimated beam: bmin=2.407 mas, bmaj=8.267 mas, bpa=2.578 degrees ! Estimated noise=2567.72 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000327478 Jy ! Component: 100 - total flux cleaned = 0.000328126 Jy ! Component: 150 - total flux cleaned = 0.000327163 Jy ! Component: 200 - total flux cleaned = 0.000325956 Jy ! Total flux subtracted in 200 components = 0.000325956 Jy ! Clean residual min=-0.006231 max=0.007005 Jy/beam ! Clean residual mean=0.000426 rms=0.002354 Jy/beam ! Combined flux in latest and established models = 1.14449 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 44 components and 1.14449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160808Jy sigma=0.001303 ! Fit after self-cal, rms=0.160791Jy sigma=0.001303 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.22485e-05 Jy ! Component: 100 - total flux cleaned = 4.9795e-05 Jy ! Component: 150 - total flux cleaned = 4.80366e-05 Jy ! Component: 200 - total flux cleaned = 4.65248e-05 Jy ! Total flux subtracted in 200 components = 4.65248e-05 Jy ! Clean residual min=-0.006204 max=0.006949 Jy/beam ! Clean residual mean=0.000424 rms=0.002348 Jy/beam ! Combined flux in latest and established models = 1.14454 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 44 components and 1.14454 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160802Jy sigma=0.001303 ! Fit after self-cal, rms=0.160788Jy sigma=0.001303 ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 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 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec ! Estimated beam: bmin=0.8041 mas, bmaj=2.127 mas, bpa=2.321 degrees ! Estimated noise=1967.89 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8041 x 2.127 at 2.321 degrees (North through East) ! Clean map min=-0.0059697 max=0.93429 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=0.160788Jy sigma=0.001303 ! Fit after self-cal, rms=0.147096Jy sigma=0.001170 ! Inverting map and beam ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec ! Estimated beam: bmin=0.8038 mas, bmaj=2.128 mas, bpa=2.315 degrees ! Estimated noise=1968.72 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000190066 Jy ! Component: 100 - total flux cleaned = -0.000242074 Jy ! Component: 150 - total flux cleaned = -0.000290089 Jy ! Component: 200 - total flux cleaned = -0.000335775 Jy ! Total flux subtracted in 200 components = -0.000335775 Jy ! Clean residual min=-0.007190 max=0.009419 Jy/beam ! Clean residual mean=0.000227 rms=0.002410 Jy/beam ! Combined flux in latest and established models = 1.1442 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 45 components and 1.1442 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147063Jy sigma=0.001170 ! Fit after self-cal, rms=0.147071Jy sigma=0.001170 ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.67322e-06 Jy ! Component: 100 - total flux cleaned = -4.89281e-05 Jy ! Component: 150 - total flux cleaned = -9.18256e-05 Jy ! Component: 200 - total flux cleaned = -0.000131228 Jy ! Total flux subtracted in 200 components = -0.000131228 Jy ! Clean residual min=-0.007222 max=0.009330 Jy/beam ! Clean residual mean=0.000230 rms=0.002397 Jy/beam ! Combined flux in latest and established models = 1.14407 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 45 components and 1.14407 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147045Jy sigma=0.001169 ! Fit after self-cal, rms=0.147051Jy sigma=0.001169 ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147051Jy sigma=0.001169 ! Fit after self-cal, rms=0.147053Jy 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 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec ! Estimated beam: bmin=0.6591 mas, bmaj=1.806 mas, bpa=0.2925 degrees ! Estimated noise=2467.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.708608 Jy ! Component: 100 - total flux cleaned = 0.907638 Jy ! Component: 150 - total flux cleaned = 0.99624 Jy ! Component: 200 - total flux cleaned = 1.04968 Jy ! Total flux subtracted in 200 components = 1.04968 Jy ! Clean residual min=-0.019887 max=0.027387 Jy/beam ! Clean residual mean=0.000546 rms=0.007245 Jy/beam ! Combined flux in latest and established models = 1.04968 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 26 model components to the UV plane model. ! The established model now contains 26 components and 1.04968 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec ! Estimated beam: bmin=0.8038 mas, bmaj=2.127 mas, bpa=2.333 degrees ! Estimated noise=1968.3 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 = 0.0486536 Jy ! Component: 100 - total flux cleaned = 0.0714115 Jy ! Component: 150 - total flux cleaned = 0.082351 Jy ! Component: 200 - total flux cleaned = 0.0876286 Jy ! Total flux subtracted in 200 components = 0.0876286 Jy ! Clean residual min=-0.008106 max=0.009171 Jy/beam ! Clean residual mean=0.000345 rms=0.002519 Jy/beam ! Combined flux in latest and established models = 1.13731 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 53 components and 1.13731 Jy ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 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 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec ! Estimated beam: bmin=2.407 mas, bmaj=8.266 mas, bpa=2.592 degrees ! Estimated noise=2567.58 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00448728 Jy ! Component: 100 - total flux cleaned = 0.0057083 Jy ! Component: 150 - total flux cleaned = 0.00583243 Jy ! Component: 200 - total flux cleaned = 0.00585055 Jy ! Total flux subtracted in 200 components = 0.00585055 Jy ! Clean residual min=-0.005778 max=0.006896 Jy/beam ! Clean residual mean=0.000466 rms=0.002224 Jy/beam ! Combined flux in latest and established models = 1.14316 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 = 1.79332e-05 Jy ! Component: 100 - total flux cleaned = 5.23653e-05 Jy ! Component: 150 - total flux cleaned = 6.88609e-05 Jy ! Component: 200 - total flux cleaned = 8.51485e-05 Jy ! Total flux subtracted in 200 components = 8.51485e-05 Jy ! Clean residual min=-0.005755 max=0.006861 Jy/beam ! Clean residual mean=0.000462 rms=0.002221 Jy/beam ! Combined flux in latest and established models = 1.14324 Jy ! Adding 4 model components to the UV plane model. ! The established model now contains 56 components and 1.14324 Jy ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec ! Estimated beam: bmin=0.8038 mas, bmaj=2.127 mas, bpa=2.333 degrees ! Estimated noise=1968.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00129908 Jy ! Component: 100 - total flux cleaned = -0.00140413 Jy ! Component: 150 - total flux cleaned = -0.0014832 Jy ! Component: 200 - total flux cleaned = -0.00151408 Jy ! Total flux subtracted in 200 components = -0.00151408 Jy ! Clean residual min=-0.007595 max=0.009350 Jy/beam ! Clean residual mean=0.000267 rms=0.002415 Jy/beam ! Combined flux in latest and established models = 1.14173 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 58 components and 1.14173 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147041Jy sigma=0.001170 ! Fit after self-cal, rms=0.147047Jy sigma=0.001170 wmodel J0922-3959_X_2000_12_04_pus_map.mod ! Writing 58 model components to file: J0922-3959_X_2000_12_04_pus_map.mod wobs J0922-3959_X_2000_12_04_pus_uvs.fits ! Writing UV FITS file: J0922-3959_X_2000_12_04_pus_uvs.fits wwins J0922-3959_X_2000_12_04_pus_map.win ! wwins: Wrote 1 windows to J0922-3959_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 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00309239 Jy ! Component: 100 - total flux cleaned = 0.00444138 Jy ! Component: 150 - total flux cleaned = 0.00542545 Jy ! Component: 200 - total flux cleaned = 0.00497533 Jy ! Component: 250 - total flux cleaned = 0.00444632 Jy ! Component: 300 - total flux cleaned = 0.00434759 Jy ! Component: 350 - total flux cleaned = 0.00444615 Jy ! Component: 400 - total flux cleaned = 0.00480564 Jy ! Component: 450 - total flux cleaned = 0.00515164 Jy ! Component: 500 - total flux cleaned = 0.0055635 Jy ! Component: 550 - total flux cleaned = 0.0058805 Jy ! Component: 600 - total flux cleaned = 0.00618748 Jy ! Component: 650 - total flux cleaned = 0.00662993 Jy ! Component: 700 - total flux cleaned = 0.00712689 Jy ! Component: 750 - total flux cleaned = 0.007469 Jy ! Component: 800 - total flux cleaned = 0.00780083 Jy ! Component: 850 - total flux cleaned = 0.00818614 Jy ! Component: 900 - total flux cleaned = 0.00861962 Jy ! Component: 950 - total flux cleaned = 0.00892102 Jy ! Component: 1000 - total flux cleaned = 0.00938824 Jy ! Total flux subtracted in 1024 components = 0.00944566 Jy ! Clean residual min=-0.003209 max=0.003256 Jy/beam ! Clean residual mean=0.000142 rms=0.001175 Jy/beam ! Combined flux in latest and established models = 1.15118 Jy keep ! Adding 43 model components to the UV plane model. ! The established model now contains 101 components and 1.15118 Jy ![Exited script file: muppet] wmap "J0922-3959_X_2000_12_04_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8038 x 2.127 at 2.333 degrees (North through East) ! Clean map min=-0.006337 max=0.94042 Jy/beam ! Writing clean map to FITS file: J0922-3959_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 0.940423 invert ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1957 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00118453 device "J0922-3959_X_2000_12_04_pus\_map.eps/VPS" ! Attempting to open device: 'J0922-3959_X_2000_12_04_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.37787 0.37787 0.75574 1.51148 3.02296 6.04592 12.0918 24.1837 48.3674 96.7348 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0035 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.94 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8038 x 2.127 at 2.333 degrees (North through East) ! Clean map min=-0.006337 max=0.94042 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0922-3959_X_2000_12_04_pus\_map.gif/vgif" ! Attempting to open device: 'J0922-3959_X_2000_12_04_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0922-3959_X_2000_12_04_pus_uvs.log closed on Fri Oct 12 15:19:33 2007