! Started logfile: J1427-4206_X_1999_12_20_pus_uvs.log on Fri Dec 14 17:24:08 2007 obs J1427-4206_X_1999_12_20_pus_uva.fits ! Reading UV FITS file: J1427-4206_X_1999_12_20_pus_uva.fits ! AN table 1: 84 integrations on 190 of 190 possible baselines. ! AN table 2: 34 integrations on 190 of 190 possible baselines. ! AN table 3: 8 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0525063 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1427-4206 ! ! 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 2418 lines of history. ! ! Reading 5028 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 J1427-4206_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 1334 telescope corrections were flagged in sub-array 1. ! A total of 511 telescope corrections were flagged in sub-array 2. ! A total of 160 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1334 telescope corrections were flagged in sub-array 1. ! A total of 511 telescope corrections were flagged in sub-array 2. ! A total of 160 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1334 telescope corrections were flagged in sub-array 1. ! A total of 511 telescope corrections were flagged in sub-array 2. ! A total of 160 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1334 telescope corrections were flagged in sub-array 1. ! A total of 511 telescope corrections were flagged in sub-array 2. ! A total of 160 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.946382Jy sigma=0.009567 ! Fit after self-cal, rms=0.393295Jy sigma=0.003560 ! 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 1.49% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! Estimated beam: bmin=0.6419 mas, bmaj=2 mas, bpa=4.183 degrees ! Estimated noise=2051.42 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 = 0.517968 Jy ! Component: 100 - total flux cleaned = 0.72848 Jy ! Total flux subtracted in 100 components = 0.72848 Jy ! Clean residual min=-0.049579 max=0.125222 Jy/beam ! Clean residual mean=0.002502 rms=0.031354 Jy/beam ! Combined flux in latest and established models = 0.72848 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.72848 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.309073Jy sigma=0.003508 ! Fit after self-cal, rms=0.308786Jy sigma=0.003505 ! Inverting map ! Your choice of large map pixels excluded 1.49% of the data. ! The x-axis pixel size should ideally be below 0.1902 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 1.49% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! Estimated beam: bmin=0.923 mas, bmaj=3.105 mas, bpa=5.366 degrees ! Estimated noise=969.024 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 = 0.225295 Jy ! Component: 100 - total flux cleaned = 0.313384 Jy ! Component: 150 - total flux cleaned = 0.347963 Jy ! Component: 200 - total flux cleaned = 0.361539 Jy ! Total flux subtracted in 200 components = 0.361539 Jy ! Clean residual min=-0.023254 max=0.035735 Jy/beam ! Clean residual mean=0.001979 rms=0.009519 Jy/beam ! Combined flux in latest and established models = 1.09002 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 20 components and 1.09002 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147338Jy sigma=0.001424 ! Fit after self-cal, rms=0.146980Jy sigma=0.001421 ! Inverting map ! Your choice of large map pixels excluded 1.49% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.94 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.04 LA 0.97 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.17 PT 1.04 SC 1.08 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* HH 1.00* ! HN 1.00* KK 0.99 KP 0.94 LA 1.01 ! MC 1.00* MK 1.12 NY 1.00* ON 1.00* ! OV 1.06 PT 1.01 SC 0.92 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! 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* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.99 LA 0.98 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.16 PT 1.02 SC 1.03 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.95 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00 KP 0.90 LA 1.00 ! MC 1.00* MK 1.07 NY 1.00* ON 1.00* ! OV 1.07 PT 1.01 SC 0.92 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! 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* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.01 LA 0.98 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.16 PT 1.04 SC 1.01 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 0.96 KP 0.90 LA 1.00 ! MC 1.00* MK 1.03 NY 1.00* ON 1.00* ! OV 1.06 PT 1.01 SC 1.02 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! 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* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.01 LA 1.00 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.10 PT 1.01 SC 0.99 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 0.98 KP 0.92 LA 1.00 ! MC 1.00* MK 0.93 NY 1.00* ON 1.00* ! OV 1.07 PT 0.99 SC 0.99 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! 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* ! ! ! Fit before self-cal, rms=0.146980Jy sigma=0.001421 ! Fit after self-cal, rms=0.137440Jy sigma=0.001303 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 0.1902 milli-arcsec ! Estimated beam: bmin=0.9255 mas, bmaj=3.08 mas, bpa=5.321 degrees ! Estimated noise=967.969 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 = -0.000230725 Jy ! Component: 100 - total flux cleaned = -9.20063e-05 Jy ! Component: 150 - total flux cleaned = 3.1399e-05 Jy ! Component: 200 - total flux cleaned = 0.000136844 Jy ! Total flux subtracted in 200 components = 0.000136844 Jy ! Clean residual min=-0.018689 max=0.026127 Jy/beam ! Clean residual mean=-0.000023 rms=0.006885 Jy/beam ! Combined flux in latest and established models = 1.09016 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 23 components and 1.09016 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136962Jy sigma=0.001300 ! Fit after self-cal, rms=0.136925Jy sigma=0.001299 ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.1902 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=0.136925Jy sigma=0.001299 ! Fit after self-cal, rms=0.136424Jy sigma=0.001299 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 0.1902 milli-arcsec ! Estimated beam: bmin=0.9246 mas, bmaj=3.07 mas, bpa=5.258 degrees ! Estimated noise=967.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000385284 Jy ! Component: 100 - total flux cleaned = -0.000380198 Jy ! Component: 150 - total flux cleaned = -0.000260126 Jy ! Component: 200 - total flux cleaned = -0.00015197 Jy ! Total flux subtracted in 200 components = -0.00015197 Jy ! Clean residual min=-0.018666 max=0.026067 Jy/beam ! Clean residual mean=-0.000035 rms=0.006858 Jy/beam ! Combined flux in latest and established models = 1.09 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 23 components and 1.09 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136060Jy sigma=0.001297 ! Fit after self-cal, rms=0.135971Jy sigma=0.001296 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 0.1902 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 = -0.000126211 Jy ! Component: 100 - total flux cleaned = -1.23795e-05 Jy ! Component: 150 - total flux cleaned = -1.27308e-05 Jy ! Component: 200 - total flux cleaned = 7.97818e-05 Jy ! Total flux subtracted in 200 components = 7.97818e-05 Jy ! Clean residual min=-0.018670 max=0.026046 Jy/beam ! Clean residual mean=-0.000039 rms=0.006868 Jy/beam ! Combined flux in latest and established models = 1.09008 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 24 components and 1.09008 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135681Jy sigma=0.001295 ! Fit after self-cal, rms=0.135607Jy sigma=0.001294 ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.1902 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=0.135607Jy sigma=0.001294 ! Fit after self-cal, rms=0.135307Jy sigma=0.001294 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 0.1902 milli-arcsec ! Estimated beam: bmin=0.9242 mas, bmaj=3.06 mas, bpa=5.218 degrees ! Estimated noise=966.954 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000490686 Jy ! Component: 100 - total flux cleaned = -0.000367401 Jy ! Component: 150 - total flux cleaned = -0.000367659 Jy ! Component: 200 - total flux cleaned = -0.000267015 Jy ! Total flux subtracted in 200 components = -0.000267015 Jy ! Clean residual min=-0.018637 max=0.025971 Jy/beam ! Clean residual mean=-0.000048 rms=0.006833 Jy/beam ! Combined flux in latest and established models = 1.08982 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 24 components and 1.08982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134995Jy sigma=0.001292 ! Fit after self-cal, rms=0.134916Jy sigma=0.001292 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 0.1902 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 = -1.50786e-05 Jy ! Component: 100 - total flux cleaned = -2.74933e-05 Jy ! Component: 150 - total flux cleaned = -2.84186e-05 Jy ! Component: 200 - total flux cleaned = -1.536e-05 Jy ! Total flux subtracted in 200 components = -1.536e-05 Jy ! Clean residual min=-0.018674 max=0.025921 Jy/beam ! Clean residual mean=-0.000047 rms=0.006835 Jy/beam ! Combined flux in latest and established models = 1.0898 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 24 components and 1.0898 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134644Jy sigma=0.001290 ! Fit after self-cal, rms=0.134579Jy sigma=0.001289 ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.1902 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=0.134579Jy sigma=0.001289 ! Fit after self-cal, rms=0.134481Jy sigma=0.001289 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 0.1902 milli-arcsec ! Estimated beam: bmin=3.687 mas, bmaj=14.15 mas, bpa=2.876 degrees ! Estimated noise=1129.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00136602 Jy ! Component: 100 - total flux cleaned = 0.00136451 Jy ! Component: 150 - total flux cleaned = 0.00136524 Jy ! Component: 200 - total flux cleaned = 0.00136642 Jy ! Total flux subtracted in 200 components = 0.00136642 Jy ! Clean residual min=-0.016653 max=0.018103 Jy/beam ! Clean residual mean=-0.000198 rms=0.008889 Jy/beam ! Combined flux in latest and established models = 1.09117 Jy selfcal ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 26 components and 1.09117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134902Jy sigma=0.001292 ! Fit after self-cal, rms=0.134721Jy sigma=0.001291 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 0.1902 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 = 1.42242e-05 Jy ! Component: 100 - total flux cleaned = 1.63913e-05 Jy ! Component: 150 - total flux cleaned = 1.58218e-05 Jy ! Component: 200 - total flux cleaned = 1.46838e-05 Jy ! Total flux subtracted in 200 components = 1.46838e-05 Jy ! Clean residual min=-0.016657 max=0.018123 Jy/beam ! Clean residual mean=-0.000199 rms=0.008895 Jy/beam ! Combined flux in latest and established models = 1.09118 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 26 components and 1.09118 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135111Jy sigma=0.001293 ! Fit after self-cal, rms=0.134947Jy sigma=0.001292 ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.1902 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 0.1902 milli-arcsec ! Estimated beam: bmin=0.9242 mas, bmaj=3.055 mas, bpa=5.198 degrees ! Estimated noise=966.94 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9242 x 3.055 at 5.198 degrees (North through East) ! Clean map min=-0.017233 max=0.7828 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=0.134947Jy sigma=0.001292 ! Fit after self-cal, rms=0.124795Jy sigma=0.001145 ! 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 0.1902 milli-arcsec ! Estimated beam: bmin=0.9246 mas, bmaj=3.055 mas, bpa=5.111 degrees ! Estimated noise=968.689 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000560298 Jy ! Component: 100 - total flux cleaned = -0.00068198 Jy ! Component: 150 - total flux cleaned = -0.00067719 Jy ! Component: 200 - total flux cleaned = -0.000670868 Jy ! Total flux subtracted in 200 components = -0.000670868 Jy ! Clean residual min=-0.018464 max=0.025456 Jy/beam ! Clean residual mean=-0.000078 rms=0.006805 Jy/beam ! Combined flux in latest and established models = 1.09051 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 28 components and 1.09051 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124423Jy sigma=0.001142 ! Fit after self-cal, rms=0.124340Jy sigma=0.001142 ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.53067e-05 Jy ! Component: 100 - total flux cleaned = -0.000161307 Jy ! Component: 150 - total flux cleaned = -0.000159531 Jy ! Component: 200 - total flux cleaned = -0.000151664 Jy ! Total flux subtracted in 200 components = -0.000151664 Jy ! Clean residual min=-0.018517 max=0.025413 Jy/beam ! Clean residual mean=-0.000071 rms=0.006809 Jy/beam ! Combined flux in latest and established models = 1.09036 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 28 components and 1.09036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124054Jy sigma=0.001140 ! Fit after self-cal, rms=0.123980Jy sigma=0.001139 ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123980Jy sigma=0.001139 ! Fit after self-cal, rms=0.124022Jy sigma=0.001139 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 0.1902 milli-arcsec ! Estimated beam: bmin=0.6365 mas, bmaj=1.97 mas, bpa=4.18 degrees ! Estimated noise=2061.45 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.522644 Jy ! Component: 100 - total flux cleaned = 0.737816 Jy ! Component: 150 - total flux cleaned = 0.869337 Jy ! Component: 200 - total flux cleaned = 0.950648 Jy ! Total flux subtracted in 200 components = 0.950648 Jy ! Clean residual min=-0.032531 max=0.064168 Jy/beam ! Clean residual mean=0.000835 rms=0.014554 Jy/beam ! Combined flux in latest and established models = 0.950648 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.950648 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 0.1902 milli-arcsec ! Estimated beam: bmin=0.9253 mas, bmaj=3.055 mas, bpa=5.143 degrees ! Estimated noise=969.052 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 = 0.0854981 Jy ! Component: 100 - total flux cleaned = 0.118197 Jy ! Component: 150 - total flux cleaned = 0.130943 Jy ! Component: 200 - total flux cleaned = 0.135912 Jy ! Total flux subtracted in 200 components = 0.135912 Jy ! Clean residual min=-0.018691 max=0.025462 Jy/beam ! Clean residual mean=0.000078 rms=0.006940 Jy/beam ! Combined flux in latest and established models = 1.08656 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 31 components and 1.08656 Jy ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.1902 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 0.1902 milli-arcsec ! Estimated beam: bmin=3.693 mas, bmaj=14.16 mas, bpa=2.853 degrees ! Estimated noise=1129.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00455767 Jy ! Component: 100 - total flux cleaned = 0.00455654 Jy ! Component: 150 - total flux cleaned = 0.00455514 Jy ! Component: 200 - total flux cleaned = 0.00455377 Jy ! Total flux subtracted in 200 components = 0.00455377 Jy ! Clean residual min=-0.016681 max=0.018220 Jy/beam ! Clean residual mean=-0.000218 rms=0.008915 Jy/beam ! Combined flux in latest and established models = 1.09111 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.30777e-06 Jy ! Component: 100 - total flux cleaned = -2.53494e-06 Jy ! Component: 150 - total flux cleaned = -3.69834e-06 Jy ! Component: 200 - total flux cleaned = -4.8065e-06 Jy ! Total flux subtracted in 200 components = -4.8065e-06 Jy ! Clean residual min=-0.016634 max=0.017809 Jy/beam ! Clean residual mean=-0.000217 rms=0.008760 Jy/beam ! Combined flux in latest and established models = 1.09111 Jy ! Adding 3 model components to the UV plane model. ! The established model now contains 33 components and 1.09111 Jy ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.1902 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 0.1902 milli-arcsec ! Estimated beam: bmin=0.9253 mas, bmaj=3.055 mas, bpa=5.143 degrees ! Estimated noise=969.052 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00220787 Jy ! Component: 100 - total flux cleaned = -0.00223944 Jy ! Component: 150 - total flux cleaned = -0.00224985 Jy ! Component: 200 - total flux cleaned = -0.00225884 Jy ! Total flux subtracted in 200 components = -0.00225884 Jy ! Clean residual min=-0.018133 max=0.024497 Jy/beam ! Clean residual mean=-0.000039 rms=0.006742 Jy/beam ! Combined flux in latest and established models = 1.08885 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 37 components and 1.08885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123840Jy sigma=0.001137 ! Fit after self-cal, rms=0.123560Jy sigma=0.001135 wmodel J1427-4206_X_1999_12_20_pus_map.mod ! Writing 37 model components to file: J1427-4206_X_1999_12_20_pus_map.mod wobs J1427-4206_X_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J1427-4206_X_1999_12_20_pus_uvs.fits wwins J1427-4206_X_1999_12_20_pus_map.win ! wwins: Wrote 1 windows to J1427-4206_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 1.5% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00787112 Jy ! Component: 100 - total flux cleaned = 0.00848657 Jy ! Component: 150 - total flux cleaned = 0.00850732 Jy ! Component: 200 - total flux cleaned = 0.00786419 Jy ! Component: 250 - total flux cleaned = 0.00728005 Jy ! Component: 300 - total flux cleaned = 0.00727129 Jy ! Component: 350 - total flux cleaned = 0.00660193 Jy ! Component: 400 - total flux cleaned = 0.00579949 Jy ! Component: 450 - total flux cleaned = 0.00487543 Jy ! Component: 500 - total flux cleaned = 0.00413777 Jy ! Component: 550 - total flux cleaned = 0.00328989 Jy ! Component: 600 - total flux cleaned = 0.00288299 Jy ! Component: 650 - total flux cleaned = 0.00210528 Jy ! Component: 700 - total flux cleaned = 0.00173241 Jy ! Component: 750 - total flux cleaned = 0.00137244 Jy ! Component: 800 - total flux cleaned = 0.000904728 Jy ! Component: 850 - total flux cleaned = 0.000339217 Jy ! Component: 900 - total flux cleaned = -9.76125e-05 Jy ! Component: 950 - total flux cleaned = -0.00041646 Jy ! Component: 1000 - total flux cleaned = -0.000725488 Jy ! Total flux subtracted in 1024 components = -0.00112484 Jy ! Clean residual min=-0.006025 max=0.007043 Jy/beam ! Clean residual mean=-0.000411 rms=0.002152 Jy/beam ! Combined flux in latest and established models = 1.08773 Jy keep ! Adding 42 model components to the UV plane model. ! The established model now contains 79 components and 1.08773 Jy ![Exited script file: muppet] wmap "J1427-4206_X_1999_12_20_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 0.1902 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9253 x 3.055 at 5.143 degrees (North through East) ! Clean map min=-0.0096707 max=0.78732 Jy/beam ! Writing clean map to FITS file: J1427-4206_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 0.787315 invert ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00210626 device "J1427-4206_X_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J1427-4206_X_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.802573 0.802573 1.60515 3.21029 6.42059 12.8412 25.6823 51.3647 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0063 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.787 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9253 x 3.055 at 5.143 degrees (North through East) ! Clean map min=-0.0096707 max=0.78732 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1427-4206_X_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J1427-4206_X_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1427-4206_X_1999_12_20_pus_uvs.log closed on Fri Dec 14 17:24:11 2007