! Started logfile: J1147-3812_X_2000_12_04_pus_uvs.log on Fri Oct 12 15:22:52 2007 obs J1147-3812_X_2000_12_04_pus_uva.fits ! Reading UV FITS file: J1147-3812_X_2000_12_04_pus_uva.fits ! AN table 1: 50 integrations on 190 of 190 possible baselines. ! AN table 2: 17 integrations on 190 of 190 possible baselines. ! AN table 3: 48 integrations on 190 of 190 possible baselines. ! AN table 4: 35 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0375789 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1147-3812 ! ! 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 4284 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 J1147-3812_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 973 telescope corrections were flagged in sub-array 1. ! A total of 227 telescope corrections were flagged in sub-array 2. ! A total of 930 telescope corrections were flagged in sub-array 3. ! A total of 546 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 973 telescope corrections were flagged in sub-array 1. ! A total of 227 telescope corrections were flagged in sub-array 2. ! A total of 930 telescope corrections were flagged in sub-array 3. ! A total of 546 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 973 telescope corrections were flagged in sub-array 1. ! A total of 227 telescope corrections were flagged in sub-array 2. ! A total of 930 telescope corrections were flagged in sub-array 3. ! A total of 546 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 973 telescope corrections were flagged in sub-array 1. ! A total of 227 telescope corrections were flagged in sub-array 2. ! A total of 930 telescope corrections were flagged in sub-array 3. ! A total of 546 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.798458Jy sigma=0.007347 ! Fit after self-cal, rms=0.546592Jy sigma=0.005227 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.46% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.6721 mas, bmaj=1.572 mas, bpa=3.361 degrees ! Estimated noise=2063.8 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 = 1.08642 Jy ! Component: 100 - total flux cleaned = 1.35923 Jy ! Total flux subtracted in 100 components = 1.35923 Jy ! Clean residual min=-0.050401 max=0.114724 Jy/beam ! Clean residual mean=0.003251 rms=0.020098 Jy/beam ! Combined flux in latest and established models = 1.35923 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 1.35923 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.307947Jy sigma=0.002721 ! Fit after self-cal, rms=0.307911Jy sigma=0.002721 ! Inverting map ! Your choice of large map pixels excluded 2.46% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.46% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.823 mas, bmaj=2.147 mas, bpa=-0.9181 degrees ! Estimated noise=1291.18 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 = 0.169647 Jy ! Component: 100 - total flux cleaned = 0.244028 Jy ! Component: 150 - total flux cleaned = 0.278452 Jy ! Component: 200 - total flux cleaned = 0.294963 Jy ! Total flux subtracted in 200 components = 0.294963 Jy ! Clean residual min=-0.019485 max=0.036530 Jy/beam ! Clean residual mean=0.001850 rms=0.008604 Jy/beam ! Combined flux in latest and established models = 1.6542 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 20 components and 1.6542 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226291Jy sigma=0.001620 ! Fit after self-cal, rms=0.225953Jy sigma=0.001619 ! Inverting map ! Your choice of large map pixels excluded 2.46% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 27 telescope corrections were flagged in sub-array 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 0.98 ! LA 1.00 MA 1.00* MC 1.00* MK 1.00* ! NL 1.06 NY 1.00* OV 1.00 PT 0.99 ! SC 0.96 TS 1.00* WF 1.12 WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.87 KP 0.98 ! LA 1.01 MA 1.00* MC 1.00* MK 1.00 ! NL 1.21 NY 1.00* OV 0.99 PT 0.98 ! SC 1.02 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 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 0.98 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 1.00* ! NL 1.02 NY 1.00* OV 0.99 PT 0.98 ! SC 0.98 TS 1.00* WF 1.12 WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.04 KP 0.99 ! LA 0.99 MA 1.00* MC 1.00* MK 0.99 ! NL 1.16 NY 1.00* OV 1.00 PT 0.99 ! SC 1.04 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 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 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 0.98 ! LA 1.00 MA 1.00* MC 1.00* MK 1.00* ! NL 1.00 NY 1.00* OV 0.94 PT 0.94 ! SC 0.97 TS 1.00* WF 1.13 WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.02 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.01 KP 0.98 ! LA 1.00 MA 1.00* MC 1.00* MK 1.00 ! NL 1.12 NY 1.00* OV 0.97 PT 0.95 ! SC 1.05 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 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 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 0.97 ! LA 0.99 MA 1.00* MC 1.00* MK 1.00* ! NL 1.00 NY 1.00* OV 0.97 PT 0.93 ! SC 0.95 TS 1.00* WF 1.17 WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.06 KP 0.98 ! LA 0.99 MA 1.00* MC 1.00* MK 0.96 ! NL 1.16 NY 1.00* OV 0.98 PT 0.93 ! SC 1.05 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.225953Jy sigma=0.001619 ! Fit after self-cal, rms=0.177266Jy sigma=0.001353 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.8381 mas, bmaj=2.497 mas, bpa=-1.725 degrees ! Estimated noise=1287.46 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 = -0.00302831 Jy ! Component: 100 - total flux cleaned = -0.00323404 Jy ! Component: 150 - total flux cleaned = -0.00306966 Jy ! Component: 200 - total flux cleaned = -0.0029235 Jy ! Total flux subtracted in 200 components = -0.0029235 Jy ! Clean residual min=-0.009770 max=0.011132 Jy/beam ! Clean residual mean=0.000231 rms=0.002501 Jy/beam ! Combined flux in latest and established models = 1.65127 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 27 components and 1.65127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176720Jy sigma=0.001349 ! Fit after self-cal, rms=0.176919Jy sigma=0.001349 ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 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=0.176919Jy sigma=0.001349 ! Fit after self-cal, rms=0.177251Jy sigma=0.001348 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.8392 mas, bmaj=2.503 mas, bpa=-1.799 degrees ! Estimated noise=1289.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00223617 Jy ! Component: 100 - total flux cleaned = -0.00207075 Jy ! Component: 150 - total flux cleaned = -0.00207105 Jy ! Component: 200 - total flux cleaned = -0.00193961 Jy ! Total flux subtracted in 200 components = -0.00193961 Jy ! Clean residual min=-0.009290 max=0.010618 Jy/beam ! Clean residual mean=0.000224 rms=0.002399 Jy/beam ! Combined flux in latest and established models = 1.64933 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 1.64933 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176815Jy sigma=0.001345 ! Fit after self-cal, rms=0.176831Jy sigma=0.001344 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 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) ! Added new window around map position (1.6, -7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00915397 Jy ! Component: 100 - total flux cleaned = 0.00839249 Jy ! Component: 150 - total flux cleaned = 0.00789401 Jy ! Component: 200 - total flux cleaned = 0.00774834 Jy ! Total flux subtracted in 200 components = 0.00774834 Jy ! Clean residual min=-0.008960 max=0.006828 Jy/beam ! Clean residual mean=0.000032 rms=0.001910 Jy/beam ! Combined flux in latest and established models = 1.65708 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 45 components and 1.65708 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175962Jy sigma=0.001337 ! Fit after self-cal, rms=0.175923Jy sigma=0.001337 ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 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=0.175923Jy sigma=0.001337 ! Fit after self-cal, rms=0.176127Jy sigma=0.001336 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.8397 mas, bmaj=2.507 mas, bpa=-1.883 degrees ! Estimated noise=1290.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110206 Jy ! Component: 100 - total flux cleaned = 0.000782323 Jy ! Component: 150 - total flux cleaned = 0.000511248 Jy ! Component: 200 - total flux cleaned = 0.000389636 Jy ! Total flux subtracted in 200 components = 0.000389636 Jy ! Clean residual min=-0.007507 max=0.006232 Jy/beam ! Clean residual mean=0.000101 rms=0.001769 Jy/beam ! Combined flux in latest and established models = 1.65747 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 53 components and 1.65747 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175701Jy sigma=0.001333 ! Fit after self-cal, rms=0.175686Jy sigma=0.001333 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 = 0.000453628 Jy ! Component: 100 - total flux cleaned = 0.000337852 Jy ! Component: 150 - total flux cleaned = 0.00022641 Jy ! Component: 200 - total flux cleaned = 0.000124273 Jy ! Total flux subtracted in 200 components = 0.000124273 Jy ! Clean residual min=-0.006940 max=0.006057 Jy/beam ! Clean residual mean=0.000088 rms=0.001713 Jy/beam ! Combined flux in latest and established models = 1.6576 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 55 components and 1.6576 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175412Jy sigma=0.001332 ! Fit after self-cal, rms=0.175408Jy sigma=0.001332 ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 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=0.175408Jy sigma=0.001332 ! Fit after self-cal, rms=0.175518Jy sigma=0.001331 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=2.469 mas, bmaj=8.027 mas, bpa=-1.303 degrees ! Estimated noise=1580.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000839763 Jy ! Component: 100 - total flux cleaned = 0.000962619 Jy ! Component: 150 - total flux cleaned = 0.0011394 Jy ! Component: 200 - total flux cleaned = 0.001073 Jy ! Total flux subtracted in 200 components = 0.001073 Jy ! Clean residual min=-0.004965 max=0.005186 Jy/beam ! Clean residual mean=0.000222 rms=0.001543 Jy/beam ! Combined flux in latest and established models = 1.65867 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 60 components and 1.65867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175613Jy sigma=0.001332 ! Fit after self-cal, rms=0.175549Jy sigma=0.001331 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 = -1.7434e-05 Jy ! Component: 100 - total flux cleaned = 7.89219e-05 Jy ! Component: 150 - total flux cleaned = 7.84992e-05 Jy ! Component: 200 - total flux cleaned = 1.35054e-05 Jy ! Total flux subtracted in 200 components = 1.35054e-05 Jy ! Clean residual min=-0.004957 max=0.005205 Jy/beam ! Clean residual mean=0.000213 rms=0.001540 Jy/beam ! Combined flux in latest and established models = 1.65868 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 61 components and 1.65868 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175667Jy sigma=0.001332 ! Fit after self-cal, rms=0.175621Jy sigma=0.001332 ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.8401 mas, bmaj=2.509 mas, bpa=-1.913 degrees ! Estimated noise=1290.45 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8401 x 2.509 at -1.913 degrees (North through East) ! Clean map min=-0.0085335 max=1.4274 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=0.175621Jy sigma=0.001332 ! Fit after self-cal, rms=0.163297Jy sigma=0.001204 ! Inverting map and beam ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.8412 mas, bmaj=2.512 mas, bpa=-1.885 degrees ! Estimated noise=1292.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000535797 Jy ! Component: 100 - total flux cleaned = -0.000417316 Jy ! Component: 150 - total flux cleaned = -0.000417394 Jy ! Component: 200 - total flux cleaned = -0.000324202 Jy ! Total flux subtracted in 200 components = -0.000324202 Jy ! Clean residual min=-0.005627 max=0.005702 Jy/beam ! Clean residual mean=0.000161 rms=0.001599 Jy/beam ! Combined flux in latest and established models = 1.65836 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 67 components and 1.65836 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162985Jy sigma=0.001203 ! Fit after self-cal, rms=0.162982Jy sigma=0.001203 ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000203803 Jy ! Component: 100 - total flux cleaned = 0.00020422 Jy ! Component: 150 - total flux cleaned = 0.000123624 Jy ! Component: 200 - total flux cleaned = 0.000123084 Jy ! Total flux subtracted in 200 components = 0.000123084 Jy ! Clean residual min=-0.005291 max=0.005747 Jy/beam ! Clean residual mean=0.000153 rms=0.001565 Jy/beam ! Combined flux in latest and established models = 1.65848 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 69 components and 1.65848 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162796Jy sigma=0.001202 ! Fit after self-cal, rms=0.162793Jy sigma=0.001202 ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162793Jy sigma=0.001202 ! Fit after self-cal, rms=0.162823Jy sigma=0.001201 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 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.6884 mas, bmaj=2.164 mas, bpa=1.518 degrees ! Estimated noise=2009.58 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.09932 Jy ! Component: 100 - total flux cleaned = 1.37306 Jy ! Component: 150 - total flux cleaned = 1.48983 Jy ! Component: 200 - total flux cleaned = 1.55568 Jy ! Total flux subtracted in 200 components = 1.55568 Jy ! Clean residual min=-0.019694 max=0.038927 Jy/beam ! Clean residual mean=0.001080 rms=0.006865 Jy/beam ! Combined flux in latest and established models = 1.55568 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 21 model components to the UV plane model. ! The established model now contains 21 components and 1.55568 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.8413 mas, bmaj=2.513 mas, bpa=-1.926 degrees ! Estimated noise=1292.47 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) ! Added new window around map position (0.4, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0518661 Jy ! Component: 100 - total flux cleaned = 0.0762228 Jy ! Component: 150 - total flux cleaned = 0.0889012 Jy ! Component: 200 - total flux cleaned = 0.0962884 Jy ! Total flux subtracted in 200 components = 0.0962884 Jy ! Clean residual min=-0.005782 max=0.007117 Jy/beam ! Clean residual mean=0.000387 rms=0.001925 Jy/beam ! Combined flux in latest and established models = 1.65196 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 45 components and 1.65197 Jy ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=2.47 mas, bmaj=8.033 mas, bpa=-1.302 degrees ! Estimated noise=1580.89 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00600747 Jy ! Component: 100 - total flux cleaned = 0.00713244 Jy ! Component: 150 - total flux cleaned = 0.00738941 Jy ! Component: 200 - total flux cleaned = 0.00754783 Jy ! Total flux subtracted in 200 components = 0.00754783 Jy ! Clean residual min=-0.004618 max=0.004767 Jy/beam ! Clean residual mean=0.000349 rms=0.001522 Jy/beam ! Combined flux in latest and established models = 1.65951 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 = 7.1551e-05 Jy ! Component: 100 - total flux cleaned = 0.000137899 Jy ! Component: 150 - total flux cleaned = 0.000200002 Jy ! Component: 200 - total flux cleaned = 0.000201782 Jy ! Total flux subtracted in 200 components = 0.000201782 Jy ! Clean residual min=-0.004437 max=0.004690 Jy/beam ! Clean residual mean=0.000323 rms=0.001465 Jy/beam ! Combined flux in latest and established models = 1.65971 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 68 components and 1.65971 Jy ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.8413 mas, bmaj=2.513 mas, bpa=-1.926 degrees ! Estimated noise=1292.47 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00206809 Jy ! Component: 100 - total flux cleaned = -0.00221893 Jy ! Component: 150 - total flux cleaned = -0.00236116 Jy ! Component: 200 - total flux cleaned = -0.00236304 Jy ! Total flux subtracted in 200 components = -0.00236304 Jy ! Clean residual min=-0.004614 max=0.005579 Jy/beam ! Clean residual mean=0.000217 rms=0.001592 Jy/beam ! Combined flux in latest and established models = 1.65735 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 79 components and 1.65735 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162755Jy sigma=0.001201 ! Fit after self-cal, rms=0.162633Jy sigma=0.001200 wmodel J1147-3812_X_2000_12_04_pus_map.mod ! Writing 79 model components to file: J1147-3812_X_2000_12_04_pus_map.mod wobs J1147-3812_X_2000_12_04_pus_uvs.fits ! Writing UV FITS file: J1147-3812_X_2000_12_04_pus_uvs.fits wwins J1147-3812_X_2000_12_04_pus_map.win ! wwins: Wrote 3 windows to J1147-3812_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 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00245923 Jy ! Component: 100 - total flux cleaned = 0.00333486 Jy ! Component: 150 - total flux cleaned = 0.00349738 Jy ! Component: 200 - total flux cleaned = 0.00364676 Jy ! Component: 250 - total flux cleaned = 0.00364826 Jy ! Component: 300 - total flux cleaned = 0.0037191 Jy ! Component: 350 - total flux cleaned = 0.00365271 Jy ! Component: 400 - total flux cleaned = 0.00352241 Jy ! Component: 450 - total flux cleaned = 0.0034583 Jy ! Component: 500 - total flux cleaned = 0.00345649 Jy ! Component: 550 - total flux cleaned = 0.00339661 Jy ! Component: 600 - total flux cleaned = 0.00351096 Jy ! Component: 650 - total flux cleaned = 0.00356693 Jy ! Component: 700 - total flux cleaned = 0.00367637 Jy ! Component: 750 - total flux cleaned = 0.00372978 Jy ! Component: 800 - total flux cleaned = 0.00372978 Jy ! Component: 850 - total flux cleaned = 0.00367818 Jy ! Component: 900 - total flux cleaned = 0.00367818 Jy ! Component: 950 - total flux cleaned = 0.00377564 Jy ! Component: 1000 - total flux cleaned = 0.00382318 Jy ! Total flux subtracted in 1024 components = 0.00377624 Jy ! Clean residual min=-0.003321 max=0.002552 Jy/beam ! Clean residual mean=0.000142 rms=0.000948 Jy/beam ! Combined flux in latest and established models = 1.66113 Jy keep ! Adding 52 model components to the UV plane model. ! The established model now contains 131 components and 1.66113 Jy ![Exited script file: muppet] wmap "J1147-3812_X_2000_12_04_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8413 x 2.513 at -1.926 degrees (North through East) ! Clean map min=-0.0069083 max=1.4337 Jy/beam ! Writing clean map to FITS file: J1147-3812_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 1.4337 invert ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00094711 device "J1147-3812_X_2000_12_04_pus\_map.eps/VPS" ! Attempting to open device: 'J1147-3812_X_2000_12_04_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.198182 0.198182 0.396363 0.792726 1.58545 3.17091 6.34181 12.6836 25.3672 50.7345 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.433 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8413 x 2.513 at -1.926 degrees (North through East) ! Clean map min=-0.0069083 max=1.4337 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1147-3812_X_2000_12_04_pus\_map.gif/vgif" ! Attempting to open device: 'J1147-3812_X_2000_12_04_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1147-3812_X_2000_12_04_pus_uvs.log closed on Fri Oct 12 15:22:56 2007