! Started logfile: J0457-2324_X_2001_03_12_pus_uvs.log on Wed Jan 2 19:51:05 2013 obs J0457-2324_X_2001_03_12_pus_uva.fits ! Reading UV FITS file: J0457-2324_X_2001_03_12_pus_uva.fits ! AN table 1: 11 integrations on 136 of 136 possible baselines. ! AN table 2: 40 integrations on 136 of 136 possible baselines. ! AN table 3: 18 integrations on 136 of 136 possible baselines. ! AN table 4: 13 integrations on 136 of 136 possible baselines. ! AN table 5: 43 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0851765 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0457-2324 ! ! 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 1749 lines of history. ! ! Reading 5792 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 = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0457-2324_X_2001_03_12_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 = 512x512 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 187 telescope corrections were flagged in sub-array 1. ! A total of 602 telescope corrections were flagged in sub-array 2. ! A total of 291 telescope corrections were flagged in sub-array 3. ! A total of 127 telescope corrections were flagged in sub-array 4. ! A total of 463 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 187 telescope corrections were flagged in sub-array 1. ! A total of 602 telescope corrections were flagged in sub-array 2. ! A total of 291 telescope corrections were flagged in sub-array 3. ! A total of 127 telescope corrections were flagged in sub-array 4. ! A total of 463 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 187 telescope corrections were flagged in sub-array 1. ! A total of 602 telescope corrections were flagged in sub-array 2. ! A total of 291 telescope corrections were flagged in sub-array 3. ! A total of 127 telescope corrections were flagged in sub-array 4. ! A total of 463 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 187 telescope corrections were flagged in sub-array 1. ! A total of 602 telescope corrections were flagged in sub-array 2. ! A total of 291 telescope corrections were flagged in sub-array 3. ! A total of 127 telescope corrections were flagged in sub-array 4. ! A total of 463 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.921398Jy sigma=0.008096 ! Fit after self-cal, rms=0.498212Jy sigma=0.004240 ! 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 3.61% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! Estimated beam: bmin=0.7459 mas, bmaj=1.203 mas, bpa=-3.98 degrees ! Estimated noise=1737.04 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.0481 Jy ! Component: 100 - total flux cleaned = 1.31776 Jy ! Total flux subtracted in 100 components = 1.31776 Jy ! Clean residual min=-0.032587 max=0.108630 Jy/beam ! Clean residual mean=-0.000219 rms=0.013179 Jy/beam ! Combined flux in latest and established models = 1.31776 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.31776 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297284Jy sigma=0.002256 ! Fit after self-cal, rms=0.297075Jy sigma=0.002256 ! Inverting map ! Your choice of large map pixels excluded 3.61% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.116607 Jy ! Component: 100 - total flux cleaned = 0.172784 Jy ! Total flux subtracted in 100 components = 0.172784 Jy ! Clean residual min=-0.025734 max=0.038523 Jy/beam ! Clean residual mean=-0.000164 rms=0.007233 Jy/beam ! Combined flux in latest and established models = 1.49055 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 22 components and 1.49055 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237270Jy sigma=0.001586 ! Fit after self-cal, rms=0.236991Jy sigma=0.001586 ! Inverting map ! Your choice of large map pixels excluded 3.61% of the data. ! The x-axis pixel size should ideally be below 0.1636 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 3.61% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! Estimated beam: bmin=0.8943 mas, bmaj=1.895 mas, bpa=-15.98 degrees ! Estimated noise=1177.75 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 = 0.0491167 Jy ! Component: 100 - total flux cleaned = 0.0722842 Jy ! Component: 150 - total flux cleaned = 0.0839476 Jy ! Component: 200 - total flux cleaned = 0.0898237 Jy ! Total flux subtracted in 200 components = 0.0898237 Jy ! Clean residual min=-0.027404 max=0.032252 Jy/beam ! Clean residual mean=-0.000747 rms=0.006501 Jy/beam ! Combined flux in latest and established models = 1.58037 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 28 components and 1.58037 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228496Jy sigma=0.001468 ! Fit after self-cal, rms=0.228456Jy sigma=0.001468 ! Inverting map ! Your choice of large map pixels excluded 3.61% of the data. ! The x-axis pixel size should ideally be below 0.1636 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* 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.93 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MA 0.78 ! MC 1.00* MK 1.00* NL 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.03 TS 1.00* ! WZ 0.97 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.04 HH 1.03 HN 1.07 ! KK 1.00* KP 1.05 LA 1.06 MA 1.00* ! MC 1.00* MK 1.00* NL 1.13 ON 1.00* ! OV 1.00* PT 1.04 SC 1.00 TS 1.00* ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.99 FD 1.01 HH 1.00* HN 1.02 ! KK 1.13 KP 1.00 LA 0.99 MA 1.00* ! MC 1.00* MK 0.96 NL 1.03 ON 1.00* ! OV 0.95 PT 0.95 SC 1.00* TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.91 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MA 0.83 ! MC 1.00* MK 1.00* NL 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.04 TS 1.00* ! WZ 0.93 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.04 HH 0.95 HN 1.07 ! KK 1.00* KP 0.99 LA 1.09 MA 1.00* ! MC 1.00* MK 1.00* NL 1.07 ON 1.00* ! OV 1.00* PT 1.08 SC 0.96 TS 1.00* ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.00 FD 1.00 HH 1.00* HN 1.03 ! KK 1.13 KP 0.94 LA 0.98 MA 1.00* ! MC 1.00* MK 0.95 NL 0.99 ON 1.00* ! OV 0.95 PT 0.99 SC 1.00* TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.98 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MA 0.87 ! MC 1.00* MK 1.00* NL 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.08 TS 1.00* ! WZ 0.96 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.01 HH 0.97 HN 1.06 ! KK 1.00* KP 0.99 LA 1.10 MA 1.00* ! MC 1.00* MK 1.00* NL 1.09 ON 1.00* ! OV 1.00* PT 1.10 SC 1.01 TS 1.00* ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.03 FD 0.98 HH 1.00* HN 1.03 ! KK 1.22 KP 0.93 LA 1.01 MA 1.00* ! MC 1.00* MK 0.98 NL 1.02 ON 1.00* ! OV 0.98 PT 1.01 SC 1.00* TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.03 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MA 0.94 ! MC 1.00* MK 1.00* NL 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.23 TS 1.00* ! WZ 0.84 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.01 HH 0.93 HN 1.10 ! KK 1.00* KP 1.00 LA 1.07 MA 1.00* ! MC 1.00* MK 1.00* NL 1.11 ON 1.00* ! OV 1.00* PT 1.08 SC 1.06 TS 1.00* ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.00 FD 0.97 HH 1.00* HN 1.06 ! KK 1.14 KP 0.94 LA 0.97 MA 1.00* ! MC 1.00* MK 1.00 NL 1.04 ON 1.00* ! OV 0.97 PT 1.01 SC 1.00* TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.228456Jy sigma=0.001468 ! Fit after self-cal, rms=0.188101Jy sigma=0.001262 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! Estimated beam: bmin=0.9235 mas, bmaj=1.979 mas, bpa=-15.81 degrees ! Estimated noise=1176.18 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00355438 Jy ! Component: 100 - total flux cleaned = -0.00426028 Jy ! Component: 150 - total flux cleaned = -0.0042656 Jy ! Component: 200 - total flux cleaned = -0.00427008 Jy ! Total flux subtracted in 200 components = -0.00427008 Jy ! Clean residual min=-0.013200 max=0.010105 Jy/beam ! Clean residual mean=-0.000320 rms=0.003207 Jy/beam ! Combined flux in latest and established models = 1.5761 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 34 components and 1.5761 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187747Jy sigma=0.001259 ! Fit after self-cal, rms=0.187721Jy sigma=0.001259 ! Inverting map ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 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=0.187721Jy sigma=0.001259 ! Fit after self-cal, rms=0.184707Jy sigma=0.001215 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! Estimated beam: bmin=0.9245 mas, bmaj=1.977 mas, bpa=-15.8 degrees ! Estimated noise=1177.59 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000133083 Jy ! Component: 100 - total flux cleaned = 1.73099e-05 Jy ! Component: 150 - total flux cleaned = 1.07457e-05 Jy ! Component: 200 - total flux cleaned = 5.63562e-06 Jy ! Total flux subtracted in 200 components = 5.63562e-06 Jy ! Clean residual min=-0.005308 max=0.006737 Jy/beam ! Clean residual mean=-0.000080 rms=0.001476 Jy/beam ! Combined flux in latest and established models = 1.57611 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 38 components and 1.57611 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184647Jy sigma=0.001215 ! Fit after self-cal, rms=0.184653Jy sigma=0.001215 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 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 (-0.6, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00423281 Jy ! Component: 100 - total flux cleaned = 0.00472504 Jy ! Component: 150 - total flux cleaned = 0.00459557 Jy ! Component: 200 - total flux cleaned = 0.00459733 Jy ! Total flux subtracted in 200 components = 0.00459733 Jy ! Clean residual min=-0.005269 max=0.004605 Jy/beam ! Clean residual mean=-0.000110 rms=0.001346 Jy/beam ! Combined flux in latest and established models = 1.5807 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 48 components and 1.5807 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184290Jy sigma=0.001212 ! Fit after self-cal, rms=0.184260Jy sigma=0.001212 ! Inverting map ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 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=0.184260Jy sigma=0.001212 ! Fit after self-cal, rms=0.184352Jy sigma=0.001212 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! Estimated beam: bmin=0.9242 mas, bmaj=1.977 mas, bpa=-15.82 degrees ! Estimated noise=1177.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00277582 Jy ! Component: 100 - total flux cleaned = 0.00277769 Jy ! Component: 150 - total flux cleaned = 0.0026868 Jy ! Component: 200 - total flux cleaned = 0.00260628 Jy ! Total flux subtracted in 200 components = 0.00260628 Jy ! Clean residual min=-0.005176 max=0.004506 Jy/beam ! Clean residual mean=-0.000120 rms=0.001296 Jy/beam ! Combined flux in latest and established models = 1.58331 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 51 components and 1.58331 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184186Jy sigma=0.001211 ! Fit after self-cal, rms=0.184171Jy sigma=0.001211 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 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 = 0.000906405 Jy ! Component: 100 - total flux cleaned = 0.000905195 Jy ! Component: 150 - total flux cleaned = 0.000834414 Jy ! Component: 200 - total flux cleaned = 0.000834239 Jy ! Total flux subtracted in 200 components = 0.000834239 Jy ! Clean residual min=-0.005194 max=0.004414 Jy/beam ! Clean residual mean=-0.000127 rms=0.001276 Jy/beam ! Combined flux in latest and established models = 1.58415 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 56 components and 1.58415 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184079Jy sigma=0.001211 ! Fit after self-cal, rms=0.184071Jy sigma=0.001210 ! Inverting map ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 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=0.184071Jy sigma=0.001210 ! Fit after self-cal, rms=0.184235Jy sigma=0.001210 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! Estimated beam: bmin=2.351 mas, bmaj=5.053 mas, bpa=-8.963 degrees ! Estimated noise=1413.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012479 Jy ! Component: 100 - total flux cleaned = 0.00150931 Jy ! Component: 150 - total flux cleaned = 0.00166338 Jy ! Component: 200 - total flux cleaned = 0.00169485 Jy ! Total flux subtracted in 200 components = 0.00169485 Jy ! Clean residual min=-0.004815 max=0.003712 Jy/beam ! Clean residual mean=-0.000247 rms=0.001486 Jy/beam ! Combined flux in latest and established models = 1.58584 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 65 components and 1.58584 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184238Jy sigma=0.001210 ! Fit after self-cal, rms=0.184227Jy sigma=0.001210 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 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 = 0.00034445 Jy ! Component: 100 - total flux cleaned = 0.000501854 Jy ! Component: 150 - total flux cleaned = 0.000536028 Jy ! Component: 200 - total flux cleaned = 0.000536632 Jy ! Total flux subtracted in 200 components = 0.000536632 Jy ! Clean residual min=-0.004942 max=0.003759 Jy/beam ! Clean residual mean=-0.000255 rms=0.001484 Jy/beam ! Combined flux in latest and established models = 1.58638 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 75 components and 1.58638 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184236Jy sigma=0.001210 ! Fit after self-cal, rms=0.184223Jy sigma=0.001210 ! Inverting map ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 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 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! Estimated beam: bmin=0.9242 mas, bmaj=1.978 mas, bpa=-15.83 degrees ! Estimated noise=1177.55 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9242 x 1.978 at -15.83 degrees (North through East) ! Clean map min=-0.0052138 max=1.3869 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=0.184223Jy sigma=0.001210 ! Fit after self-cal, rms=0.171481Jy sigma=0.001095 ! Inverting map and beam ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! Estimated beam: bmin=0.9237 mas, bmaj=1.978 mas, bpa=-15.86 degrees ! Estimated noise=1176.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000409718 Jy ! Component: 100 - total flux cleaned = 0.000336951 Jy ! Component: 150 - total flux cleaned = 0.000272412 Jy ! Component: 200 - total flux cleaned = 0.000273622 Jy ! Total flux subtracted in 200 components = 0.000273622 Jy ! Clean residual min=-0.004877 max=0.004312 Jy/beam ! Clean residual mean=-0.000112 rms=0.001227 Jy/beam ! Combined flux in latest and established models = 1.58665 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 78 components and 1.58665 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171393Jy sigma=0.001094 ! Fit after self-cal, rms=0.171384Jy sigma=0.001094 ! Inverting map ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000348951 Jy ! Component: 100 - total flux cleaned = 0.000346269 Jy ! Component: 150 - total flux cleaned = 0.00034982 Jy ! Component: 200 - total flux cleaned = 0.000354287 Jy ! Total flux subtracted in 200 components = 0.000354287 Jy ! Clean residual min=-0.004876 max=0.004216 Jy/beam ! Clean residual mean=-0.000114 rms=0.001219 Jy/beam ! Combined flux in latest and established models = 1.587 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 78 components and 1.587 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171321Jy sigma=0.001094 ! Fit after self-cal, rms=0.171314Jy sigma=0.001094 ! Inverting map ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171314Jy sigma=0.001094 ! Fit after self-cal, rms=0.171314Jy sigma=0.001094 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 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! Estimated beam: bmin=0.7485 mas, bmaj=1.262 mas, bpa=-4.042 degrees ! Estimated noise=1722.67 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.06102 Jy ! Component: 100 - total flux cleaned = 1.33357 Jy ! Component: 150 - total flux cleaned = 1.44773 Jy ! Component: 200 - total flux cleaned = 1.50307 Jy ! Total flux subtracted in 200 components = 1.50307 Jy ! Clean residual min=-0.012025 max=0.026332 Jy/beam ! Clean residual mean=-0.000035 rms=0.003795 Jy/beam ! Combined flux in latest and established models = 1.50307 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 23 model components to the UV plane model. ! The established model now contains 23 components and 1.50307 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! Estimated beam: bmin=0.9238 mas, bmaj=1.977 mas, bpa=-15.86 degrees ! Estimated noise=1176.74 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 = 0.0396152 Jy ! Component: 100 - total flux cleaned = 0.0594191 Jy ! Component: 150 - total flux cleaned = 0.0707022 Jy ! Component: 200 - total flux cleaned = 0.0776609 Jy ! Total flux subtracted in 200 components = 0.0776609 Jy ! Clean residual min=-0.005035 max=0.005047 Jy/beam ! Clean residual mean=-0.000070 rms=0.001378 Jy/beam ! Combined flux in latest and established models = 1.58073 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 43 components and 1.58073 Jy ! Inverting map ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 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 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! Estimated beam: bmin=2.35 mas, bmaj=5.049 mas, bpa=-8.97 degrees ! Estimated noise=1412.84 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00497889 Jy ! Component: 100 - total flux cleaned = 0.00619235 Jy ! Component: 150 - total flux cleaned = 0.00652913 Jy ! Component: 200 - total flux cleaned = 0.00673802 Jy ! Total flux subtracted in 200 components = 0.00673802 Jy ! Clean residual min=-0.004734 max=0.004066 Jy/beam ! Clean residual mean=-0.000215 rms=0.001481 Jy/beam ! Combined flux in latest and established models = 1.58747 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 = 0.000205197 Jy ! Component: 100 - total flux cleaned = 0.000336336 Jy ! Component: 150 - total flux cleaned = 0.000445078 Jy ! Component: 200 - total flux cleaned = 0.000469843 Jy ! Total flux subtracted in 200 components = 0.000469843 Jy ! Clean residual min=-0.004806 max=0.003902 Jy/beam ! Clean residual mean=-0.000221 rms=0.001465 Jy/beam ! Combined flux in latest and established models = 1.58794 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 74 components and 1.58794 Jy ! Inverting map ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! Estimated beam: bmin=0.9238 mas, bmaj=1.977 mas, bpa=-15.86 degrees ! Estimated noise=1176.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00100904 Jy ! Component: 100 - total flux cleaned = -0.000900841 Jy ! Component: 150 - total flux cleaned = -0.000905134 Jy ! Component: 200 - total flux cleaned = -0.000897338 Jy ! Total flux subtracted in 200 components = -0.000897338 Jy ! Clean residual min=-0.004920 max=0.004679 Jy/beam ! Clean residual mean=-0.000109 rms=0.001256 Jy/beam ! Combined flux in latest and established models = 1.58704 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 87 components and 1.58704 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172344Jy sigma=0.001097 ! Fit after self-cal, rms=0.171846Jy sigma=0.001096 wmodel J0457-2324_X_2001_03_12_pus_map.mod ! Writing 87 model components to file: J0457-2324_X_2001_03_12_pus_map.mod wobs J0457-2324_X_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J0457-2324_X_2001_03_12_pus_uvs.fits wwins J0457-2324_X_2001_03_12_pus_map.win ! wwins: Wrote 2 windows to J0457-2324_X_2001_03_12_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 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00217178 Jy ! Component: 100 - total flux cleaned = -0.00309588 Jy ! Component: 150 - total flux cleaned = -0.00382054 Jy ! Component: 200 - total flux cleaned = -0.00428825 Jy ! Component: 250 - total flux cleaned = -0.00459313 Jy ! Component: 300 - total flux cleaned = -0.00518342 Jy ! Component: 350 - total flux cleaned = -0.00561404 Jy ! Component: 400 - total flux cleaned = -0.00617399 Jy ! Component: 450 - total flux cleaned = -0.00651417 Jy ! Component: 500 - total flux cleaned = -0.00684731 Jy ! Component: 550 - total flux cleaned = -0.00717342 Jy ! Component: 600 - total flux cleaned = -0.00762275 Jy ! Component: 650 - total flux cleaned = -0.00831408 Jy ! Component: 700 - total flux cleaned = -0.00880845 Jy ! Component: 750 - total flux cleaned = -0.00935589 Jy ! Component: 800 - total flux cleaned = -0.00995346 Jy ! Component: 850 - total flux cleaned = -0.0103063 Jy ! Component: 900 - total flux cleaned = -0.0108281 Jy ! Component: 950 - total flux cleaned = -0.0111711 Jy ! Component: 1000 - total flux cleaned = -0.0116221 Jy ! Component: 1050 - total flux cleaned = -0.0119013 Jy ! Component: 1100 - total flux cleaned = -0.0123407 Jy ! Component: 1150 - total flux cleaned = -0.012829 Jy ! Component: 1200 - total flux cleaned = -0.0130959 Jy ! Component: 1250 - total flux cleaned = -0.0133081 Jy ! Component: 1300 - total flux cleaned = -0.0136226 Jy ! Component: 1350 - total flux cleaned = -0.0138812 Jy ! Component: 1400 - total flux cleaned = -0.0140343 Jy ! Component: 1450 - total flux cleaned = -0.0142872 Jy ! Component: 1500 - total flux cleaned = -0.0144376 Jy ! Component: 1550 - total flux cleaned = -0.0145862 Jy ! Component: 1600 - total flux cleaned = -0.0148312 Jy ! Component: 1650 - total flux cleaned = -0.0149765 Jy ! Component: 1700 - total flux cleaned = -0.0151208 Jy ! Component: 1750 - total flux cleaned = -0.0153119 Jy ! Component: 1800 - total flux cleaned = -0.0155473 Jy ! Component: 1850 - total flux cleaned = -0.0156873 Jy ! Component: 1900 - total flux cleaned = -0.0158725 Jy ! Component: 1950 - total flux cleaned = -0.0160107 Jy ! Component: 2000 - total flux cleaned = -0.0162834 Jy ! Total flux subtracted in 2048 components = -0.0165534 Jy ! Clean residual min=-0.002757 max=0.002774 Jy/beam ! Clean residual mean=-0.000059 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 1.57049 Jy keep ! Adding 113 model components to the UV plane model. ! The established model now contains 200 components and 1.57049 Jy ![Exited script file: muppet] wmap "J0457-2324_X_2001_03_12_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9238 x 1.977 at -15.86 degrees (North through East) ! Clean map min=-0.00484 max=1.3898 Jy/beam ! Writing clean map to FITS file: J0457-2324_X_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.38981 invert ! Inverting map ! Your choice of large map pixels excluded 3.75% of the data. ! The x-axis pixel size should ideally be below 0.1636 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00077865 device "J0457-2324_X_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J0457-2324_X_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.168077 0.168077 0.336154 0.672307 1.34461 2.68923 5.37846 10.7569 21.5138 43.0277 86.0553 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.389 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9238 x 1.977 at -15.86 degrees (North through East) ! Clean map min=-0.00484 max=1.3898 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0457-2324_X_2001_03_12_pus_uvs.log closed on Wed Jan 2 19:51:09 2013