! Started logfile: J2218-0335_X_1999_12_20_pus_uvs.log on Mon Dec 17 13:23:54 2007 obs J2218-0335_X_1999_12_20_pus_uva.fits ! Reading UV FITS file: J2218-0335_X_1999_12_20_pus_uva.fits ! AN table 1: 99 integrations on 190 of 190 possible baselines. ! AN table 2: 12 integrations on 190 of 190 possible baselines. ! AN table 3: 57 integrations on 190 of 190 possible baselines. ! AN table 4: 136 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.111236 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2218-0335 ! ! 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 2422 lines of history. ! ! Reading 25700 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 J2218-0335_X_1999_12_20_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 1808 telescope corrections were flagged in sub-array 1. ! A total of 210 telescope corrections were flagged in sub-array 2. ! A total of 1039 telescope corrections were flagged in sub-array 3. ! A total of 1506 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1805 telescope corrections were flagged in sub-array 1. ! A total of 210 telescope corrections were flagged in sub-array 2. ! A total of 1080 telescope corrections were flagged in sub-array 3. ! A total of 1496 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1823 telescope corrections were flagged in sub-array 1. ! A total of 210 telescope corrections were flagged in sub-array 2. ! A total of 1080 telescope corrections were flagged in sub-array 3. ! A total of 1495 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1820 telescope corrections were flagged in sub-array 1. ! A total of 210 telescope corrections were flagged in sub-array 2. ! A total of 1080 telescope corrections were flagged in sub-array 3. ! A total of 1495 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.127632Jy sigma=0.011273 ! Fit after self-cal, rms=0.639569Jy sigma=0.005239 ! 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 3.21% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! Estimated beam: bmin=0.561 mas, bmaj=1.204 mas, bpa=-3.303 degrees ! Estimated noise=1194.2 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 = 0.486193 Jy ! Component: 100 - total flux cleaned = 0.715954 Jy ! Total flux subtracted in 100 components = 0.715954 Jy ! Clean residual min=-0.044141 max=0.110932 Jy/beam ! Clean residual mean=0.002329 rms=0.017708 Jy/beam ! Combined flux in latest and established models = 0.715954 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.715954 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.390082Jy sigma=0.003530 ! Fit after self-cal, rms=0.380851Jy sigma=0.003466 ! Inverting map ! Your choice of large map pixels excluded 3.21% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.142899 Jy ! Component: 100 - total flux cleaned = 0.228182 Jy ! Total flux subtracted in 100 components = 0.228182 Jy ! Clean residual min=-0.030451 max=0.076309 Jy/beam ! Clean residual mean=0.001329 rms=0.011094 Jy/beam ! Combined flux in latest and established models = 0.944136 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 21 components and 0.944136 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.304958Jy sigma=0.002413 ! Fit after self-cal, rms=0.304435Jy sigma=0.002398 ! Inverting map ! Your choice of large map pixels excluded 3.21% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! Added new window around map position (0, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0773991 Jy ! Component: 100 - total flux cleaned = 0.128819 Jy ! Total flux subtracted in 100 components = 0.128819 Jy ! Clean residual min=-0.025071 max=0.044323 Jy/beam ! Clean residual mean=0.000828 rms=0.008249 Jy/beam ! Combined flux in latest and established models = 1.07296 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 29 components and 1.07296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.279263Jy sigma=0.001986 ! Fit after self-cal, rms=0.278683Jy sigma=0.001978 ! Inverting map ! Your choice of large map pixels excluded 3.21% of the data. ! The x-axis pixel size should ideally be below 0.1612 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 3.21% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! Estimated beam: bmin=0.6688 mas, bmaj=1.455 mas, bpa=-7.15 degrees ! Estimated noise=555.139 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 = 0.059295 Jy ! Component: 100 - total flux cleaned = 0.0952615 Jy ! Component: 150 - total flux cleaned = 0.117725 Jy ! Component: 200 - total flux cleaned = 0.131854 Jy ! Total flux subtracted in 200 components = 0.131854 Jy ! Clean residual min=-0.016528 max=0.029591 Jy/beam ! Clean residual mean=0.000305 rms=0.005841 Jy/beam ! Combined flux in latest and established models = 1.20481 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 36 components and 1.20481 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267761Jy sigma=0.001771 ! Fit after self-cal, rms=0.267631Jy sigma=0.001766 ! Inverting map ! Your choice of large map pixels excluded 3.21% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HH 0.79 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 1.02 MK 1.00* NY 1.00* ON 1.04 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.04 GN 1.00* NL 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HH 1.18 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 0.94 MK 1.00* NY 1.00* ON 1.04 ! OV 1.00* PT 1.00* SC 1.65 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.96 GC 2.27 HH 0.98 ! HN 1.02 KK 1.08 KP 0.99 LA 0.97 ! MC 1.02 MK 1.06 NY 1.00* ON 1.03 ! OV 0.97 PT 1.00 SC 1.01 TS 1.00* ! WF 0.96 WZ 1.08 GN 2.02 NL 1.26 ! ! ! Correcting IF 2. ! A total of 135 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HH 0.84 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 1.04 MK 1.00* NY 1.00* ON 0.97 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.08 GN 1.00* NL 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 60 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.96 GC 3.65 HH 1.00 ! HN 1.02 KK 1.08 KP 0.95 LA 0.97 ! MC 1.06 MK 1.06 NY 1.00* ON 0.99 ! OV 0.96 PT 1.00 SC 0.95 TS 1.00* ! WF 0.96 WZ 1.02 GN 0.93 NL 1.00 ! ! ! Correcting IF 3. ! A total of 117 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HH 0.89 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 1.04 MK 1.00* NY 1.00* ON 1.02 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.05 GN 1.00* NL 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 60 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.94 FD 0.98 GC 3.65 HH 0.99 ! HN 1.04 KK 1.11 KP 0.97 LA 0.98 ! MC 1.01 MK 1.06 NY 1.00* ON 1.03 ! OV 0.95 PT 1.02 SC 0.94 TS 1.00* ! WF 1.02 WZ 1.07 GN 0.94 NL 1.00 ! ! ! Correcting IF 4. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HH 0.83 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 0.96 MK 1.00* NY 1.00* ON 1.06 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.20 GN 1.00* NL 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 60 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.97 GC 3.59 HH 1.04 ! HN 1.05 KK 1.13 KP 0.96 LA 0.98 ! MC 1.03 MK 0.99 NY 1.00* ON 1.03 ! OV 0.96 PT 1.01 SC 0.96 TS 1.00* ! WF 1.13 WZ 1.06 GN 0.95 NL 1.24 ! ! ! Fit before self-cal, rms=0.267631Jy sigma=0.001766 ! Fit after self-cal, rms=0.302098Jy sigma=0.001610 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! Estimated beam: bmin=0.6748 mas, bmaj=1.602 mas, bpa=-7.534 degrees ! Estimated noise=568.106 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00665814 Jy ! Component: 100 - total flux cleaned = 0.00399414 Jy ! Component: 150 - total flux cleaned = 0.00261993 Jy ! Component: 200 - total flux cleaned = 0.00237738 Jy ! Total flux subtracted in 200 components = 0.00237738 Jy ! Clean residual min=-0.010470 max=0.011497 Jy/beam ! Clean residual mean=0.000317 rms=0.003088 Jy/beam ! Combined flux in latest and established models = 1.20719 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 53 components and 1.20719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300785Jy sigma=0.001600 ! Fit after self-cal, rms=0.302131Jy sigma=0.001598 ! Inverting map ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 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=0.302131Jy sigma=0.001598 ! Fit after self-cal, rms=0.333325Jy sigma=0.001531 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! Estimated beam: bmin=0.6766 mas, bmaj=1.583 mas, bpa=-7.315 degrees ! Estimated noise=565.669 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156538 Jy ! Component: 100 - total flux cleaned = 0.00207268 Jy ! Component: 150 - total flux cleaned = 0.00207211 Jy ! Component: 200 - total flux cleaned = 0.00228114 Jy ! Total flux subtracted in 200 components = 0.00228114 Jy ! Clean residual min=-0.006449 max=0.008278 Jy/beam ! Clean residual mean=0.000290 rms=0.001776 Jy/beam ! Combined flux in latest and established models = 1.20947 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 59 components and 1.20947 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.332683Jy sigma=0.001527 ! Fit after self-cal, rms=0.333543Jy sigma=0.001526 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 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, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00488898 Jy ! Component: 100 - total flux cleaned = 0.00438399 Jy ! Component: 150 - total flux cleaned = 0.00372147 Jy ! Component: 200 - total flux cleaned = 0.00373206 Jy ! Total flux subtracted in 200 components = 0.00373206 Jy ! Clean residual min=-0.006236 max=0.006149 Jy/beam ! Clean residual mean=0.000248 rms=0.001604 Jy/beam ! Combined flux in latest and established models = 1.2132 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 73 components and 1.2132 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.332801Jy sigma=0.001521 ! Fit after self-cal, rms=0.332777Jy sigma=0.001521 ! Inverting map ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 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=0.332777Jy sigma=0.001521 ! Fit after self-cal, rms=0.332245Jy sigma=0.001520 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! Estimated beam: bmin=0.6761 mas, bmaj=1.571 mas, bpa=-7.206 degrees ! Estimated noise=563.883 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206602 Jy ! Component: 100 - total flux cleaned = 0.00207772 Jy ! Component: 150 - total flux cleaned = 0.00188901 Jy ! Component: 200 - total flux cleaned = 0.00170901 Jy ! Total flux subtracted in 200 components = 0.00170901 Jy ! Clean residual min=-0.005936 max=0.005588 Jy/beam ! Clean residual mean=0.000179 rms=0.001497 Jy/beam ! Combined flux in latest and established models = 1.21491 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 79 components and 1.21491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.331708Jy sigma=0.001518 ! Fit after self-cal, rms=0.331721Jy sigma=0.001517 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 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 = -0.000270862 Jy ! Component: 100 - total flux cleaned = -0.000103004 Jy ! Component: 150 - total flux cleaned = -0.000102209 Jy ! Component: 200 - total flux cleaned = -9.61251e-05 Jy ! Total flux subtracted in 200 components = -9.61251e-05 Jy ! Clean residual min=-0.005716 max=0.005344 Jy/beam ! Clean residual mean=0.000182 rms=0.001447 Jy/beam ! Combined flux in latest and established models = 1.21481 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 83 components and 1.21481 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.331343Jy sigma=0.001516 ! Fit after self-cal, rms=0.331371Jy sigma=0.001515 ! Inverting map ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 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=0.331371Jy sigma=0.001515 ! Fit after self-cal, rms=0.329312Jy sigma=0.001515 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! Estimated beam: bmin=2.145 mas, bmaj=3.721 mas, bpa=-7.608 degrees ! Estimated noise=716.007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0024858 Jy ! Component: 100 - total flux cleaned = 0.00241704 Jy ! Component: 150 - total flux cleaned = 0.00235491 Jy ! Component: 200 - total flux cleaned = 0.00230094 Jy ! Total flux subtracted in 200 components = 0.00230094 Jy ! Clean residual min=-0.003094 max=0.004186 Jy/beam ! Clean residual mean=0.000351 rms=0.001164 Jy/beam ! Combined flux in latest and established models = 1.21711 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 95 components and 1.21711 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.329222Jy sigma=0.001515 ! Fit after self-cal, rms=0.329185Jy sigma=0.001515 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 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 = 0.000122351 Jy ! Component: 100 - total flux cleaned = -0.000117945 Jy ! Component: 150 - total flux cleaned = -0.000167843 Jy ! Component: 200 - total flux cleaned = -0.000213595 Jy ! Total flux subtracted in 200 components = -0.000213595 Jy ! Clean residual min=-0.003052 max=0.004181 Jy/beam ! Clean residual mean=0.000361 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 1.2169 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 101 components and 1.2169 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.329125Jy sigma=0.001515 ! Fit after self-cal, rms=0.329102Jy sigma=0.001515 ! Inverting map ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 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 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! Estimated beam: bmin=0.676 mas, bmaj=1.562 mas, bpa=-7.077 degrees ! Estimated noise=563.353 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.676 x 1.562 at -7.077 degrees (North through East) ! Clean map min=-0.0065013 max=0.54706 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=0.329102Jy sigma=0.001515 ! Fit after self-cal, rms=0.660178Jy sigma=0.001404 ! Inverting map and beam ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! Estimated beam: bmin=0.6745 mas, bmaj=1.561 mas, bpa=-7.17 degrees ! Estimated noise=562.341 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000359673 Jy ! Component: 100 - total flux cleaned = 0.000677052 Jy ! Component: 150 - total flux cleaned = 0.000679189 Jy ! Component: 200 - total flux cleaned = 0.000684243 Jy ! Total flux subtracted in 200 components = 0.000684243 Jy ! Clean residual min=-0.004991 max=0.004725 Jy/beam ! Clean residual mean=0.000132 rms=0.001274 Jy/beam ! Combined flux in latest and established models = 1.21758 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 102 components and 1.21758 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.659985Jy sigma=0.001402 ! Fit after self-cal, rms=0.660020Jy sigma=0.001402 ! Inverting map ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000217325 Jy ! Component: 100 - total flux cleaned = -8.12492e-05 Jy ! Component: 150 - total flux cleaned = -8.08945e-05 Jy ! Component: 200 - total flux cleaned = -0.000201186 Jy ! Total flux subtracted in 200 components = -0.000201186 Jy ! Clean residual min=-0.004804 max=0.004640 Jy/beam ! Clean residual mean=0.000135 rms=0.001246 Jy/beam ! Combined flux in latest and established models = 1.21738 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 104 components and 1.21738 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.659871Jy sigma=0.001401 ! Fit after self-cal, rms=0.659890Jy sigma=0.001401 ! Inverting map ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.659890Jy sigma=0.001401 ! Fit after self-cal, rms=0.753489Jy sigma=0.001401 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 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! Estimated beam: bmin=0.5721 mas, bmaj=1.186 mas, bpa=-4.596 degrees ! Estimated noise=1274.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.507724 Jy ! Component: 100 - total flux cleaned = 0.75246 Jy ! Component: 150 - total flux cleaned = 0.890201 Jy ! Component: 200 - total flux cleaned = 0.982253 Jy ! Total flux subtracted in 200 components = 0.982253 Jy ! Clean residual min=-0.020107 max=0.050830 Jy/beam ! Clean residual mean=0.001202 rms=0.008273 Jy/beam ! Combined flux in latest and established models = 0.982253 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 0.982253 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! Estimated beam: bmin=0.6745 mas, bmaj=1.552 mas, bpa=-7.071 degrees ! Estimated noise=561.801 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 = 0.0915339 Jy ! Component: 100 - total flux cleaned = 0.147642 Jy ! Component: 150 - total flux cleaned = 0.182464 Jy ! Component: 200 - total flux cleaned = 0.204245 Jy ! Total flux subtracted in 200 components = 0.204245 Jy ! Clean residual min=-0.007542 max=0.011452 Jy/beam ! Clean residual mean=0.000512 rms=0.002401 Jy/beam ! Combined flux in latest and established models = 1.1865 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 45 components and 1.1865 Jy ! Inverting map ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142525 Jy ! Component: 100 - total flux cleaned = 0.0239132 Jy ! Component: 150 - total flux cleaned = 0.030689 Jy ! Component: 200 - total flux cleaned = 0.0326216 Jy ! Total flux subtracted in 200 components = 0.0326216 Jy ! Clean residual min=-0.005411 max=0.005421 Jy/beam ! Clean residual mean=0.000106 rms=0.001413 Jy/beam ! Combined flux in latest and established models = 1.21912 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 61 components and 1.21912 Jy ! Inverting map ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 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 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! Estimated beam: bmin=2.143 mas, bmaj=3.719 mas, bpa=-7.696 degrees ! Estimated noise=716.462 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0032051 Jy ! Component: 100 - total flux cleaned = 0.00299565 Jy ! Component: 150 - total flux cleaned = 0.00273861 Jy ! Component: 200 - total flux cleaned = 0.00258195 Jy ! Total flux subtracted in 200 components = 0.00258195 Jy ! Clean residual min=-0.003051 max=0.003726 Jy/beam ! Clean residual mean=0.000178 rms=0.001134 Jy/beam ! Combined flux in latest and established models = 1.2217 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 = -7.4151e-05 Jy ! Component: 100 - total flux cleaned = -0.000147264 Jy ! Component: 150 - total flux cleaned = -0.000280595 Jy ! Component: 200 - total flux cleaned = -0.000343939 Jy ! Total flux subtracted in 200 components = -0.000343939 Jy ! Clean residual min=-0.003116 max=0.003712 Jy/beam ! Clean residual mean=0.000189 rms=0.001106 Jy/beam ! Combined flux in latest and established models = 1.22136 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 86 components and 1.22136 Jy ! Inverting map ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! Estimated beam: bmin=0.6745 mas, bmaj=1.552 mas, bpa=-7.071 degrees ! Estimated noise=561.801 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00054481 Jy ! Component: 100 - total flux cleaned = -0.00054279 Jy ! Component: 150 - total flux cleaned = -0.00068842 Jy ! Component: 200 - total flux cleaned = -0.000831367 Jy ! Total flux subtracted in 200 components = -0.000831367 Jy ! Clean residual min=-0.004569 max=0.004565 Jy/beam ! Clean residual mean=0.000091 rms=0.001291 Jy/beam ! Combined flux in latest and established models = 1.22053 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 96 components and 1.22053 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.755131Jy sigma=0.001428 ! Fit after self-cal, rms=0.754382Jy sigma=0.001420 wmodel J2218-0335_X_1999_12_20_pus_map.mod ! Writing 96 model components to file: J2218-0335_X_1999_12_20_pus_map.mod wobs J2218-0335_X_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J2218-0335_X_1999_12_20_pus_uvs.fits wwins J2218-0335_X_1999_12_20_pus_map.win ! wwins: Wrote 4 windows to J2218-0335_X_1999_12_20_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 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126057 Jy ! Component: 100 - total flux cleaned = 0.00167975 Jy ! Component: 150 - total flux cleaned = 0.00191742 Jy ! Component: 200 - total flux cleaned = 0.00214236 Jy ! Component: 250 - total flux cleaned = 0.00214219 Jy ! Component: 300 - total flux cleaned = 0.00207147 Jy ! Component: 350 - total flux cleaned = 0.00207294 Jy ! Component: 400 - total flux cleaned = 0.00227936 Jy ! Component: 450 - total flux cleaned = 0.00234636 Jy ! Component: 500 - total flux cleaned = 0.00261218 Jy ! Component: 550 - total flux cleaned = 0.00280809 Jy ! Component: 600 - total flux cleaned = 0.00293678 Jy ! Component: 650 - total flux cleaned = 0.00306384 Jy ! Component: 700 - total flux cleaned = 0.00331461 Jy ! Component: 750 - total flux cleaned = 0.00356115 Jy ! Component: 800 - total flux cleaned = 0.00368411 Jy ! Component: 850 - total flux cleaned = 0.00398656 Jy ! Component: 900 - total flux cleaned = 0.00422583 Jy ! Component: 950 - total flux cleaned = 0.00457961 Jy ! Component: 1000 - total flux cleaned = 0.00481265 Jy ! Total flux subtracted in 1024 components = 0.0048702 Jy ! Clean residual min=-0.002889 max=0.004459 Jy/beam ! Clean residual mean=0.000084 rms=0.001079 Jy/beam ! Combined flux in latest and established models = 1.2254 Jy keep ! Adding 73 model components to the UV plane model. ! The established model now contains 166 components and 1.2254 Jy ![Exited script file: muppet] wmap "J2218-0335_X_1999_12_20_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6745 x 1.552 at -7.071 degrees (North through East) ! Clean map min=-0.0041581 max=0.54033 Jy/beam ! Writing clean map to FITS file: J2218-0335_X_1999_12_20_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.54033 invert ! Inverting map ! Your choice of large map pixels excluded 3.35% of the data. ! The x-axis pixel size should ideally be below 0.1612 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00107363 device "J2218-0335_X_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J2218-0335_X_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.596094 0.596094 1.19219 2.38438 4.76876 9.53751 19.075 38.15 76.3001 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0032 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.54 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6745 x 1.552 at -7.071 degrees (North through East) ! Clean map min=-0.0041581 max=0.54033 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2218-0335_X_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J2218-0335_X_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2218-0335_X_1999_12_20_pus_uvs.log closed on Mon Dec 17 13:24:05 2007