! Started logfile: J1454-3747_X_2001_04_09_pus_uvs.log on Tue Oct 2 13:16:10 2007 obs J1454-3747_X_2001_04_09_pus_uva.fits ! Reading UV FITS file: J1454-3747_X_2001_04_09_pus_uva.fits ! AN table 1: 11 integrations on 190 of 190 possible baselines. ! AN table 2: 54 integrations on 190 of 190 possible baselines. ! AN table 3: 34 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0641148 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1454-3747 ! ! 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 1926 lines of history. ! ! Reading 4824 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 J1454-3747_X_2001_04_09_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 220 telescope corrections were flagged in sub-array 1. ! A total of 727 telescope corrections were flagged in sub-array 2. ! A total of 680 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 727 telescope corrections were flagged in sub-array 2. ! A total of 680 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 727 telescope corrections were flagged in sub-array 2. ! A total of 680 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 727 telescope corrections were flagged in sub-array 2. ! A total of 680 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.610453Jy sigma=0.005424 ! Fit after self-cal, rms=0.405699Jy sigma=0.004088 ! 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 1.64% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec ! Estimated beam: bmin=0.6082 mas, bmaj=1.809 mas, bpa=3.908 degrees ! Estimated noise=2622.09 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 = 0.930105 Jy ! Component: 100 - total flux cleaned = 1.20925 Jy ! Total flux subtracted in 100 components = 1.20925 Jy ! Clean residual min=-0.045311 max=0.115890 Jy/beam ! Clean residual mean=0.001651 rms=0.026710 Jy/beam ! Combined flux in latest and established models = 1.20925 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.20925 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268155Jy sigma=0.002713 ! Fit after self-cal, rms=0.268075Jy sigma=0.002711 ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.192 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 1.64% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec ! Estimated beam: bmin=0.7519 mas, bmaj=2.097 mas, bpa=1.877 degrees ! Estimated noise=1131.44 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 = 0.158386 Jy ! Component: 100 - total flux cleaned = 0.228086 Jy ! Component: 150 - total flux cleaned = 0.261041 Jy ! Component: 200 - total flux cleaned = 0.276929 Jy ! Total flux subtracted in 200 components = 0.276929 Jy ! Clean residual min=-0.021434 max=0.063084 Jy/beam ! Clean residual mean=0.002102 rms=0.012992 Jy/beam ! Combined flux in latest and established models = 1.48618 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 23 components and 1.48618 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189624Jy sigma=0.001659 ! Fit after self-cal, rms=0.189637Jy sigma=0.001659 ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.192 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* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! 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 1.05 KP 1.01 ! LA 0.99 MA 1.00* MC 1.00* MK 0.93 ! NL 1.22 NY 1.00* OV 0.98 PT 0.96 ! SC 0.98 TS 1.00* WF 1.00* WZ 1.00* ! ! 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* ! ! ! 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* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! 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 1.07 KP 1.00 ! LA 0.98 MA 1.00* MC 1.00* MK 0.99 ! NL 1.15 NY 1.00* OV 0.98 PT 0.97 ! SC 1.00 TS 1.00* WF 1.00* WZ 1.00* ! ! 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* ! ! ! 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* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.08 KP 0.91 ! LA 1.00 MA 1.00* MC 1.00* MK 0.97 ! NL 1.16 NY 1.00* OV 0.96 PT 0.92 ! SC 1.01 TS 1.00* WF 1.00* WZ 1.00* ! ! 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* ! ! ! 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* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! 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 1.09 KP 1.12 ! LA 0.97 MA 1.00* MC 1.00* MK 1.03 ! NL 1.17 NY 1.00* OV 0.94 PT 0.97 ! SC 1.02 TS 1.00* WF 1.00* WZ 1.00* ! ! 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* ! ! ! Fit before self-cal, rms=0.189637Jy sigma=0.001659 ! Fit after self-cal, rms=0.156286Jy sigma=0.001270 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec ! Estimated beam: bmin=0.758 mas, bmaj=2.104 mas, bpa=2.218 degrees ! Estimated noise=1133.27 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 (-2.8, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0181057 Jy ! Component: 100 - total flux cleaned = 0.0229372 Jy ! Component: 150 - total flux cleaned = 0.023895 Jy ! Component: 200 - total flux cleaned = 0.0242924 Jy ! Total flux subtracted in 200 components = 0.0242924 Jy ! Clean residual min=-0.007299 max=0.007657 Jy/beam ! Clean residual mean=-0.000201 rms=0.002409 Jy/beam ! Combined flux in latest and established models = 1.51047 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 36 components and 1.51047 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153705Jy sigma=0.001251 ! Fit after self-cal, rms=0.153811Jy sigma=0.001250 ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 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=0.153811Jy sigma=0.001250 ! Fit after self-cal, rms=0.152663Jy sigma=0.001248 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec ! Estimated beam: bmin=0.7564 mas, bmaj=2.101 mas, bpa=2.206 degrees ! Estimated noise=1131.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00635033 Jy ! Component: 100 - total flux cleaned = 0.00751752 Jy ! Component: 150 - total flux cleaned = 0.00834737 Jy ! Component: 200 - total flux cleaned = 0.00870946 Jy ! Total flux subtracted in 200 components = 0.00870947 Jy ! Clean residual min=-0.006621 max=0.007381 Jy/beam ! Clean residual mean=-0.000197 rms=0.002208 Jy/beam ! Combined flux in latest and established models = 1.51918 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 52 components and 1.51918 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152122Jy sigma=0.001245 ! Fit after self-cal, rms=0.152080Jy sigma=0.001245 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 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 = 0.000928658 Jy ! Component: 100 - total flux cleaned = 0.00123652 Jy ! Component: 150 - total flux cleaned = 0.00142709 Jy ! Component: 200 - total flux cleaned = 0.00168974 Jy ! Total flux subtracted in 200 components = 0.00168974 Jy ! Clean residual min=-0.006465 max=0.007116 Jy/beam ! Clean residual mean=-0.000238 rms=0.002187 Jy/beam ! Combined flux in latest and established models = 1.52087 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 55 components and 1.52087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151890Jy sigma=0.001244 ! Fit after self-cal, rms=0.151882Jy sigma=0.001244 ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 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=0.151882Jy sigma=0.001244 ! Fit after self-cal, rms=0.151372Jy sigma=0.001243 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec ! Estimated beam: bmin=0.7555 mas, bmaj=2.1 mas, bpa=2.17 degrees ! Estimated noise=1130.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00345897 Jy ! Component: 100 - total flux cleaned = 0.00414127 Jy ! Component: 150 - total flux cleaned = 0.00439337 Jy ! Component: 200 - total flux cleaned = 0.00462195 Jy ! Total flux subtracted in 200 components = 0.00462195 Jy ! Clean residual min=-0.005998 max=0.007114 Jy/beam ! Clean residual mean=-0.000201 rms=0.002113 Jy/beam ! Combined flux in latest and established models = 1.5255 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 1.5255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151180Jy sigma=0.001242 ! Fit after self-cal, rms=0.151169Jy sigma=0.001242 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 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 = 0.000413884 Jy ! Component: 100 - total flux cleaned = 0.000613678 Jy ! Component: 150 - total flux cleaned = 0.000797807 Jy ! Component: 200 - total flux cleaned = 0.000912766 Jy ! Total flux subtracted in 200 components = 0.000912766 Jy ! Clean residual min=-0.005773 max=0.006984 Jy/beam ! Clean residual mean=-0.000222 rms=0.002101 Jy/beam ! Combined flux in latest and established models = 1.52641 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 63 components and 1.52641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151097Jy sigma=0.001241 ! Fit after self-cal, rms=0.151095Jy sigma=0.001241 ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 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=0.151095Jy sigma=0.001241 ! Fit after self-cal, rms=0.150864Jy sigma=0.001241 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec ! Estimated beam: bmin=2.605 mas, bmaj=9.395 mas, bpa=7.911 degrees ! Estimated noise=1468.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00291062 Jy ! Component: 100 - total flux cleaned = 0.0042791 Jy ! Component: 150 - total flux cleaned = 0.00439058 Jy ! Component: 200 - total flux cleaned = 0.00449627 Jy ! Total flux subtracted in 200 components = 0.00449627 Jy ! Clean residual min=-0.006971 max=0.009311 Jy/beam ! Clean residual mean=-0.000505 rms=0.003489 Jy/beam ! Combined flux in latest and established models = 1.5309 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 75 components and 1.5309 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150845Jy sigma=0.001241 ! Fit after self-cal, rms=0.150834Jy sigma=0.001241 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 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 = 0.000787997 Jy ! Component: 100 - total flux cleaned = 0.000820739 Jy ! Component: 150 - total flux cleaned = 0.00082157 Jy ! Component: 200 - total flux cleaned = 0.000852973 Jy ! Total flux subtracted in 200 components = 0.000852973 Jy ! Clean residual min=-0.006989 max=0.009177 Jy/beam ! Clean residual mean=-0.000546 rms=0.003487 Jy/beam ! Combined flux in latest and established models = 1.53176 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 77 components and 1.53176 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150844Jy sigma=0.001241 ! Fit after self-cal, rms=0.150841Jy sigma=0.001241 ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 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 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec ! Estimated beam: bmin=0.7548 mas, bmaj=2.099 mas, bpa=2.133 degrees ! Estimated noise=1130.61 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7548 x 2.099 at 2.133 degrees (North through East) ! Clean map min=-0.0055476 max=1.2392 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=0.150841Jy sigma=0.001241 ! Fit after self-cal, rms=0.137138Jy sigma=0.001107 ! Inverting map and beam ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec ! Estimated beam: bmin=0.7547 mas, bmaj=2.099 mas, bpa=2.119 degrees ! Estimated noise=1130.83 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000685697 Jy ! Component: 100 - total flux cleaned = 0.000602072 Jy ! Component: 150 - total flux cleaned = 0.000602403 Jy ! Component: 200 - total flux cleaned = 0.000721365 Jy ! Total flux subtracted in 200 components = 0.000721365 Jy ! Clean residual min=-0.004957 max=0.006749 Jy/beam ! Clean residual mean=-0.000150 rms=0.002010 Jy/beam ! Combined flux in latest and established models = 1.53248 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 83 components and 1.53248 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137020Jy sigma=0.001106 ! Fit after self-cal, rms=0.137020Jy sigma=0.001106 ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000135837 Jy ! Component: 100 - total flux cleaned = 0.000291058 Jy ! Component: 150 - total flux cleaned = 0.000337188 Jy ! Component: 200 - total flux cleaned = 0.000421274 Jy ! Total flux subtracted in 200 components = 0.000421274 Jy ! Clean residual min=-0.004879 max=0.006566 Jy/beam ! Clean residual mean=-0.000159 rms=0.001997 Jy/beam ! Combined flux in latest and established models = 1.5329 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 84 components and 1.5329 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136973Jy sigma=0.001106 ! Fit after self-cal, rms=0.136973Jy sigma=0.001106 ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136973Jy sigma=0.001106 ! Fit after self-cal, rms=0.136868Jy sigma=0.001106 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 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec ! Estimated beam: bmin=0.6043 mas, bmaj=1.815 mas, bpa=4.001 degrees ! Estimated noise=2636.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.929185 Jy ! Component: 100 - total flux cleaned = 1.21201 Jy ! Component: 150 - total flux cleaned = 1.33485 Jy ! Component: 200 - total flux cleaned = 1.39919 Jy ! Total flux subtracted in 200 components = 1.39919 Jy ! Clean residual min=-0.017804 max=0.031934 Jy/beam ! Clean residual mean=0.000610 rms=0.008673 Jy/beam ! Combined flux in latest and established models = 1.39919 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 19 model components to the UV plane model. ! The established model now contains 19 components and 1.39919 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec ! Estimated beam: bmin=0.7545 mas, bmaj=2.099 mas, bpa=2.103 degrees ! Estimated noise=1130.87 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 = 0.0543285 Jy ! Component: 100 - total flux cleaned = 0.0835567 Jy ! Component: 150 - total flux cleaned = 0.100871 Jy ! Component: 200 - total flux cleaned = 0.111973 Jy ! Total flux subtracted in 200 components = 0.111973 Jy ! Clean residual min=-0.005715 max=0.008080 Jy/beam ! Clean residual mean=0.000340 rms=0.002977 Jy/beam ! Combined flux in latest and established models = 1.51117 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 44 components and 1.51117 Jy ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 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 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec ! Estimated beam: bmin=2.603 mas, bmaj=9.393 mas, bpa=7.89 degrees ! Estimated noise=1470.5 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117916 Jy ! Component: 100 - total flux cleaned = 0.0178852 Jy ! Component: 150 - total flux cleaned = 0.0211287 Jy ! Component: 200 - total flux cleaned = 0.0228857 Jy ! Total flux subtracted in 200 components = 0.0228857 Jy ! Clean residual min=-0.005820 max=0.008939 Jy/beam ! Clean residual mean=-0.000313 rms=0.003336 Jy/beam ! Combined flux in latest and established models = 1.53405 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000960243 Jy ! Component: 100 - total flux cleaned = 0.00111687 Jy ! Component: 150 - total flux cleaned = 0.00116483 Jy ! Component: 200 - total flux cleaned = 0.00123532 Jy ! Total flux subtracted in 200 components = 0.00123532 Jy ! Clean residual min=-0.005764 max=0.008754 Jy/beam ! Clean residual mean=-0.000369 rms=0.003277 Jy/beam ! Combined flux in latest and established models = 1.53529 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 69 components and 1.53529 Jy ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec ! Estimated beam: bmin=0.7545 mas, bmaj=2.099 mas, bpa=2.103 degrees ! Estimated noise=1130.87 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000290601 Jy ! Component: 100 - total flux cleaned = -0.000619908 Jy ! Component: 150 - total flux cleaned = -0.000864775 Jy ! Component: 200 - total flux cleaned = -0.000931919 Jy ! Total flux subtracted in 200 components = -0.000931919 Jy ! Clean residual min=-0.005013 max=0.006633 Jy/beam ! Clean residual mean=-0.000149 rms=0.002009 Jy/beam ! Combined flux in latest and established models = 1.53436 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 85 components and 1.53436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136885Jy sigma=0.001107 ! Fit after self-cal, rms=0.136869Jy sigma=0.001106 wmodel J1454-3747_X_2001_04_09_pus_map.mod ! Writing 85 model components to file: J1454-3747_X_2001_04_09_pus_map.mod wobs J1454-3747_X_2001_04_09_pus_uvs.fits ! Writing UV FITS file: J1454-3747_X_2001_04_09_pus_uvs.fits wwins J1454-3747_X_2001_04_09_pus_map.win ! wwins: Wrote 2 windows to J1454-3747_X_2001_04_09_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 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00260382 Jy ! Component: 100 - total flux cleaned = 0.00324513 Jy ! Component: 150 - total flux cleaned = 0.0034039 Jy ! Component: 200 - total flux cleaned = 0.003053 Jy ! Component: 250 - total flux cleaned = 0.00247696 Jy ! Component: 300 - total flux cleaned = 0.00176259 Jy ! Component: 350 - total flux cleaned = 0.00109344 Jy ! Component: 400 - total flux cleaned = 0.00056855 Jy ! Component: 450 - total flux cleaned = 7.11152e-05 Jy ! Component: 500 - total flux cleaned = -0.000262454 Jy ! Component: 550 - total flux cleaned = -0.000400284 Jy ! Component: 600 - total flux cleaned = -0.000622575 Jy ! Component: 650 - total flux cleaned = -0.000793723 Jy ! Component: 700 - total flux cleaned = -0.000917948 Jy ! Component: 750 - total flux cleaned = -0.00107885 Jy ! Component: 800 - total flux cleaned = -0.00123407 Jy ! Component: 850 - total flux cleaned = -0.00134749 Jy ! Component: 900 - total flux cleaned = -0.00156684 Jy ! Component: 950 - total flux cleaned = -0.00177805 Jy ! Component: 1000 - total flux cleaned = -0.00188121 Jy ! Total flux subtracted in 1024 components = -0.00194877 Jy ! Clean residual min=-0.001809 max=0.002380 Jy/beam ! Clean residual mean=-0.000118 rms=0.000732 Jy/beam ! Combined flux in latest and established models = 1.53241 Jy keep ! Adding 52 model components to the UV plane model. ! The established model now contains 137 components and 1.53241 Jy ![Exited script file: muppet] wmap "J1454-3747_X_2001_04_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7545 x 2.099 at 2.103 degrees (North through East) ! Clean map min=-0.0045956 max=1.2397 Jy/beam ! Writing clean map to FITS file: J1454-3747_X_2001_04_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.23971 invert ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.192 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000704966 device "J1454-3747_X_2001_04_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1454-3747_X_2001_04_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.170596 0.170596 0.341191 0.682383 1.36477 2.72953 5.45906 10.9181 21.8363 43.6725 87.345 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.239 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7545 x 2.099 at 2.103 degrees (North through East) ! Clean map min=-0.0045956 max=1.2397 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1454-3747_X_2001_04_09_pus\_map.gif/vgif" ! Attempting to open device: 'J1454-3747_X_2001_04_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1454-3747_X_2001_04_09_pus_uvs.log closed on Tue Oct 2 13:16:13 2007