! Started logfile: J2151-3027_X_2001_03_12_pus_uvs.log on Wed Jan 2 20:04:22 2013 obs J2151-3027_X_2001_03_12_pus_uva.fits ! Reading UV FITS file: J2151-3027_X_2001_03_12_pus_uva.fits ! AN table 1: 15 integrations on 136 of 136 possible baselines. ! AN table 2: 241 integrations on 136 of 136 possible baselines. ! AN table 3: 96 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0870864 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2151-3027 ! ! 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 1753 lines of history. ! ! Reading 16676 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 J2151-3027_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 222 telescope corrections were flagged in sub-array 1. ! A total of 3473 telescope corrections were flagged in sub-array 2. ! A total of 941 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 222 telescope corrections were flagged in sub-array 1. ! A total of 3473 telescope corrections were flagged in sub-array 2. ! A total of 941 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 222 telescope corrections were flagged in sub-array 1. ! A total of 3473 telescope corrections were flagged in sub-array 2. ! A total of 941 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 222 telescope corrections were flagged in sub-array 1. ! A total of 3473 telescope corrections were flagged in sub-array 2. ! A total of 941 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.780340Jy sigma=0.006146 ! Fit after self-cal, rms=0.466777Jy sigma=0.003423 ! 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 0.136% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! Estimated beam: bmin=0.6682 mas, bmaj=1.994 mas, bpa=-7.81 degrees ! Estimated noise=1302.06 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 = 0.525467 Jy ! Component: 100 - total flux cleaned = 0.688373 Jy ! Total flux subtracted in 100 components = 0.688373 Jy ! Clean residual min=-0.058228 max=0.197004 Jy/beam ! Clean residual mean=-0.000812 rms=0.017502 Jy/beam ! Combined flux in latest and established models = 0.688374 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.688374 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.376572Jy sigma=0.003022 ! Fit after self-cal, rms=0.376176Jy sigma=0.003016 ! Inverting map ! Your choice of large map pixels excluded 0.136% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! Added new window around map position (1.2, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.166528 Jy ! Component: 100 - total flux cleaned = 0.257339 Jy ! Total flux subtracted in 100 components = 0.257339 Jy ! Clean residual min=-0.036910 max=0.089354 Jy/beam ! Clean residual mean=-0.000425 rms=0.010516 Jy/beam ! Combined flux in latest and established models = 0.945713 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 34 components and 0.945713 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262745Jy sigma=0.001977 ! Fit after self-cal, rms=0.251771Jy sigma=0.001895 ! Inverting map ! Your choice of large map pixels excluded 0.136% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0813525 Jy ! Component: 100 - total flux cleaned = 0.130175 Jy ! Total flux subtracted in 100 components = 0.130175 Jy ! Clean residual min=-0.021300 max=0.045736 Jy/beam ! Clean residual mean=-0.000220 rms=0.006364 Jy/beam ! Combined flux in latest and established models = 1.07589 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 49 components and 1.07589 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214724Jy sigma=0.001511 ! Fit after self-cal, rms=0.211315Jy sigma=0.001483 ! Inverting map ! Your choice of large map pixels excluded 0.136% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0429391 Jy ! Component: 100 - total flux cleaned = 0.0700127 Jy ! Total flux subtracted in 100 components = 0.0700127 Jy ! Clean residual min=-0.016947 max=0.029995 Jy/beam ! Clean residual mean=-0.000108 rms=0.004634 Jy/beam ! Combined flux in latest and established models = 1.1459 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 56 components and 1.1459 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200132Jy sigma=0.001355 ! Fit after self-cal, rms=0.198924Jy sigma=0.001345 ! Inverting map ! Your choice of large map pixels excluded 0.136% of the data. ! The x-axis pixel size should ideally be below 0.1964 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 0.136% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! Estimated beam: bmin=0.8352 mas, bmaj=2.085 mas, bpa=-5.966 degrees ! Estimated noise=705.477 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 = 0.0307672 Jy ! Component: 100 - total flux cleaned = 0.0465842 Jy ! Component: 150 - total flux cleaned = 0.056193 Jy ! Component: 200 - total flux cleaned = 0.0617496 Jy ! Total flux subtracted in 200 components = 0.0617496 Jy ! Clean residual min=-0.013872 max=0.016846 Jy/beam ! Clean residual mean=0.000030 rms=0.004072 Jy/beam ! Combined flux in latest and established models = 1.20765 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 66 components and 1.20765 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195221Jy sigma=0.001296 ! Fit after self-cal, rms=0.194832Jy sigma=0.001292 ! Inverting map ! Your choice of large map pixels excluded 0.136% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 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 192 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.99 HH 1.00* HN 1.05 ! KK 1.00* KP 0.98 LA 1.01 MA 1.00* ! MC 1.00* MK 0.94 NL 1.07 ON 1.00* ! OV 0.96 PT 0.98 SC 0.99 TS 1.00* ! WZ 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.97 HH 1.00* HN 1.21 ! KK 1.05 KP 1.02 LA 1.00 MA 1.00* ! MC 1.00* MK 0.96 NL 1.02 ON 1.00* ! OV 0.98 PT 0.98 SC 0.93 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 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 192 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.99 HH 1.00* HN 1.12 ! KK 1.00* KP 0.95 LA 1.01 MA 1.00* ! MC 1.00* MK 0.91 NL 1.03 ON 1.00* ! OV 0.96 PT 1.00 SC 0.96 TS 1.00* ! WZ 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.97 HH 1.00* HN 1.23 ! KK 1.05 KP 0.96 LA 1.00 MA 1.00* ! MC 1.00* MK 0.96 NL 0.98 ON 1.00* ! OV 0.99 PT 1.02 SC 0.93 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 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 192 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.96 HH 1.00* HN 1.14 ! KK 1.00* KP 0.93 LA 1.05 MA 1.00* ! MC 1.00* MK 0.92 NL 1.06 ON 1.00* ! OV 1.01 PT 1.06 SC 1.02 TS 1.00* ! WZ 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.95 HH 1.00* HN 1.20 ! KK 1.13 KP 0.95 LA 1.03 MA 1.00* ! MC 1.00* MK 0.96 NL 1.01 ON 1.00* ! OV 1.02 PT 1.05 SC 0.96 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 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 192 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 HH 1.00* HN 1.11 ! KK 1.00* KP 0.95 LA 1.01 MA 1.00* ! MC 1.00* MK 0.94 NL 1.08 ON 1.00* ! OV 1.01 PT 1.05 SC 0.93 TS 1.00* ! WZ 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.95 HH 1.00* HN 1.22 ! KK 1.06 KP 0.96 LA 1.01 MA 1.00* ! MC 1.00* MK 0.99 NL 1.02 ON 1.00* ! OV 1.01 PT 1.05 SC 1.04 TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.194832Jy sigma=0.001292 ! Fit after self-cal, rms=0.166690Jy sigma=0.001231 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! Estimated beam: bmin=0.8293 mas, bmaj=2.4 mas, bpa=-6.511 degrees ! Estimated noise=707.565 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 = -0.000429969 Jy ! Component: 100 - total flux cleaned = -0.00107352 Jy ! Component: 150 - total flux cleaned = -0.00124502 Jy ! Component: 200 - total flux cleaned = -0.00152826 Jy ! Total flux subtracted in 200 components = -0.00152826 Jy ! Clean residual min=-0.009747 max=0.010594 Jy/beam ! Clean residual mean=0.000043 rms=0.002178 Jy/beam ! Combined flux in latest and established models = 1.20612 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 74 components and 1.20612 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166083Jy sigma=0.001228 ! Fit after self-cal, rms=0.166082Jy sigma=0.001227 ! Inverting map ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 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=0.166082Jy sigma=0.001227 ! Fit after self-cal, rms=0.165810Jy sigma=0.001223 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! Estimated beam: bmin=0.8275 mas, bmaj=2.396 mas, bpa=-6.528 degrees ! Estimated noise=706.443 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000465666 Jy ! Component: 100 - total flux cleaned = -0.000305324 Jy ! Component: 150 - total flux cleaned = -0.000302474 Jy ! Component: 200 - total flux cleaned = -0.000300207 Jy ! Total flux subtracted in 200 components = -0.000300207 Jy ! Clean residual min=-0.008165 max=0.011546 Jy/beam ! Clean residual mean=0.000013 rms=0.001960 Jy/beam ! Combined flux in latest and established models = 1.20582 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 81 components and 1.20582 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165498Jy sigma=0.001221 ! Fit after self-cal, rms=0.165427Jy sigma=0.001221 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 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 (2.8, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00963639 Jy ! Component: 100 - total flux cleaned = 0.0106606 Jy ! Component: 150 - total flux cleaned = 0.0111332 Jy ! Component: 200 - total flux cleaned = 0.0115604 Jy ! Total flux subtracted in 200 components = 0.0115604 Jy ! Clean residual min=-0.007358 max=0.006149 Jy/beam ! Clean residual mean=0.000032 rms=0.001672 Jy/beam ! Combined flux in latest and established models = 1.21738 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 96 components and 1.21738 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164663Jy sigma=0.001216 ! Fit after self-cal, rms=0.164614Jy sigma=0.001215 ! Inverting map ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 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=0.164614Jy sigma=0.001215 ! Fit after self-cal, rms=0.164787Jy sigma=0.001215 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! Estimated beam: bmin=0.8267 mas, bmaj=2.39 mas, bpa=-6.484 degrees ! Estimated noise=705.443 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00323196 Jy ! Component: 100 - total flux cleaned = 0.00407115 Jy ! Component: 150 - total flux cleaned = 0.0041832 Jy ! Component: 200 - total flux cleaned = 0.0040733 Jy ! Total flux subtracted in 200 components = 0.0040733 Jy ! Clean residual min=-0.006930 max=0.005676 Jy/beam ! Clean residual mean=0.000019 rms=0.001511 Jy/beam ! Combined flux in latest and established models = 1.22146 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 101 components and 1.22146 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164503Jy sigma=0.001213 ! Fit after self-cal, rms=0.164473Jy sigma=0.001213 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 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 = 0.000289412 Jy ! Component: 100 - total flux cleaned = 0.000399002 Jy ! Component: 150 - total flux cleaned = 0.000398119 Jy ! Component: 200 - total flux cleaned = 0.000309433 Jy ! Total flux subtracted in 200 components = 0.000309433 Jy ! Clean residual min=-0.006577 max=0.005611 Jy/beam ! Clean residual mean=0.000020 rms=0.001460 Jy/beam ! Combined flux in latest and established models = 1.22177 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 106 components and 1.22177 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164305Jy sigma=0.001212 ! Fit after self-cal, rms=0.164275Jy sigma=0.001212 ! Inverting map ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 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=0.164275Jy sigma=0.001212 ! Fit after self-cal, rms=0.164231Jy sigma=0.001212 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! Estimated beam: bmin=2.214 mas, bmaj=5.73 mas, bpa=0.4233 degrees ! Estimated noise=888.786 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000398483 Jy ! Component: 100 - total flux cleaned = -0.000126668 Jy ! Component: 150 - total flux cleaned = -5.28232e-05 Jy ! Component: 200 - total flux cleaned = -5.21103e-05 Jy ! Total flux subtracted in 200 components = -5.21103e-05 Jy ! Clean residual min=-0.005066 max=0.005536 Jy/beam ! Clean residual mean=0.000024 rms=0.001600 Jy/beam ! Combined flux in latest and established models = 1.22171 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 112 components and 1.22171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164130Jy sigma=0.001211 ! Fit after self-cal, rms=0.164075Jy sigma=0.001211 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 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 = -0.000119032 Jy ! Component: 100 - total flux cleaned = 3.95454e-05 Jy ! Component: 150 - total flux cleaned = 0.000105419 Jy ! Component: 200 - total flux cleaned = 4.99114e-05 Jy ! Total flux subtracted in 200 components = 4.99114e-05 Jy ! Clean residual min=-0.004913 max=0.005444 Jy/beam ! Clean residual mean=0.000024 rms=0.001577 Jy/beam ! Combined flux in latest and established models = 1.22176 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 114 components and 1.22176 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164016Jy sigma=0.001211 ! Fit after self-cal, rms=0.163976Jy sigma=0.001211 ! Inverting map ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 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 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! Estimated beam: bmin=0.826 mas, bmaj=2.387 mas, bpa=-6.474 degrees ! Estimated noise=704.855 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.826 x 2.387 at -6.474 degrees (North through East) ! Clean map min=-0.0051414 max=0.65571 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=0.163976Jy sigma=0.001211 ! Fit after self-cal, rms=0.152322Jy sigma=0.001100 ! Inverting map and beam ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! Estimated beam: bmin=0.8254 mas, bmaj=2.386 mas, bpa=-6.486 degrees ! Estimated noise=702.669 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000281003 Jy ! Component: 100 - total flux cleaned = 9.50502e-05 Jy ! Component: 150 - total flux cleaned = -0.000137564 Jy ! Component: 200 - total flux cleaned = -0.000140115 Jy ! Total flux subtracted in 200 components = -0.000140115 Jy ! Clean residual min=-0.004827 max=0.004730 Jy/beam ! Clean residual mean=0.000025 rms=0.001294 Jy/beam ! Combined flux in latest and established models = 1.22162 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 125 components and 1.22162 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152200Jy sigma=0.001100 ! Fit after self-cal, rms=0.152185Jy sigma=0.001099 ! Inverting map ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.39375e-05 Jy ! Component: 100 - total flux cleaned = 1.79021e-05 Jy ! Component: 150 - total flux cleaned = 1.88245e-05 Jy ! Component: 200 - total flux cleaned = 2.00046e-05 Jy ! Total flux subtracted in 200 components = 2.00046e-05 Jy ! Clean residual min=-0.004689 max=0.004660 Jy/beam ! Clean residual mean=0.000025 rms=0.001273 Jy/beam ! Combined flux in latest and established models = 1.22164 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 128 components and 1.22164 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152109Jy sigma=0.001099 ! Fit after self-cal, rms=0.152090Jy sigma=0.001099 ! Inverting map ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152090Jy sigma=0.001099 ! Fit after self-cal, rms=0.151917Jy sigma=0.001099 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 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! Estimated beam: bmin=0.6772 mas, bmaj=2.198 mas, bpa=-8.32 degrees ! Estimated noise=1323.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.54536 Jy ! Component: 100 - total flux cleaned = 0.771495 Jy ! Component: 150 - total flux cleaned = 0.899644 Jy ! Component: 200 - total flux cleaned = 0.982498 Jy ! Total flux subtracted in 200 components = 0.982498 Jy ! Clean residual min=-0.016090 max=0.044350 Jy/beam ! Clean residual mean=-0.000336 rms=0.006455 Jy/beam ! Combined flux in latest and established models = 0.982499 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.982499 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! Estimated beam: bmin=0.8253 mas, bmaj=2.385 mas, bpa=-6.475 degrees ! Estimated noise=702.298 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 = 0.0848017 Jy ! Component: 100 - total flux cleaned = 0.1335 Jy ! Component: 150 - total flux cleaned = 0.163494 Jy ! Component: 200 - total flux cleaned = 0.1828 Jy ! Total flux subtracted in 200 components = 0.1828 Jy ! Clean residual min=-0.007735 max=0.012440 Jy/beam ! Clean residual mean=-0.000096 rms=0.002421 Jy/beam ! Combined flux in latest and established models = 1.1653 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 67 components and 1.1653 Jy ! Inverting map ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! Added new window around map position (-1, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142631 Jy ! Component: 100 - total flux cleaned = 0.0247741 Jy ! Component: 150 - total flux cleaned = 0.0326692 Jy ! Component: 200 - total flux cleaned = 0.038647 Jy ! Total flux subtracted in 200 components = 0.038647 Jy ! Clean residual min=-0.005593 max=0.005589 Jy/beam ! Clean residual mean=-0.000016 rms=0.001377 Jy/beam ! Combined flux in latest and established models = 1.20395 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 86 components and 1.20395 Jy ! Inverting map ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 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 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! Estimated beam: bmin=2.213 mas, bmaj=5.724 mas, bpa=0.4682 degrees ! Estimated noise=886.646 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00611001 Jy ! Component: 100 - total flux cleaned = 0.00961686 Jy ! Component: 150 - total flux cleaned = 0.0115698 Jy ! Component: 200 - total flux cleaned = 0.0122625 Jy ! Total flux subtracted in 200 components = 0.0122625 Jy ! Clean residual min=-0.004291 max=0.004886 Jy/beam ! Clean residual mean=0.000022 rms=0.001415 Jy/beam ! Combined flux in latest and established models = 1.21621 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 = 0.000347381 Jy ! Component: 100 - total flux cleaned = 0.000650241 Jy ! Component: 150 - total flux cleaned = 0.000873087 Jy ! Component: 200 - total flux cleaned = 0.000951122 Jy ! Total flux subtracted in 200 components = 0.000951122 Jy ! Clean residual min=-0.004273 max=0.004860 Jy/beam ! Clean residual mean=0.000025 rms=0.001402 Jy/beam ! Combined flux in latest and established models = 1.21716 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 110 components and 1.21716 Jy ! Inverting map ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! Estimated beam: bmin=0.8253 mas, bmaj=2.385 mas, bpa=-6.475 degrees ! Estimated noise=702.298 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00170195 Jy ! Component: 100 - total flux cleaned = -0.00182296 Jy ! Component: 150 - total flux cleaned = -0.00204505 Jy ! Component: 200 - total flux cleaned = -0.00194996 Jy ! Total flux subtracted in 200 components = -0.00194996 Jy ! Clean residual min=-0.005008 max=0.004380 Jy/beam ! Clean residual mean=0.000007 rms=0.001177 Jy/beam ! Combined flux in latest and established models = 1.21521 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 131 components and 1.21521 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151614Jy sigma=0.001098 ! Fit after self-cal, rms=0.151452Jy sigma=0.001097 wmodel J2151-3027_X_2001_03_12_pus_map.mod ! Writing 131 model components to file: J2151-3027_X_2001_03_12_pus_map.mod wobs J2151-3027_X_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J2151-3027_X_2001_03_12_pus_uvs.fits wwins J2151-3027_X_2001_03_12_pus_map.win ! wwins: Wrote 4 windows to J2151-3027_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 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000275351 Jy ! Component: 100 - total flux cleaned = -0.000426813 Jy ! Component: 150 - total flux cleaned = -0.000566285 Jy ! Component: 200 - total flux cleaned = -0.000896451 Jy ! Component: 250 - total flux cleaned = -0.00102344 Jy ! Component: 300 - total flux cleaned = -0.00114566 Jy ! Component: 350 - total flux cleaned = -0.00143846 Jy ! Component: 400 - total flux cleaned = -0.00172096 Jy ! Component: 450 - total flux cleaned = -0.00199265 Jy ! Component: 500 - total flux cleaned = -0.00199185 Jy ! Component: 550 - total flux cleaned = -0.00193979 Jy ! Component: 600 - total flux cleaned = -0.00189007 Jy ! Component: 650 - total flux cleaned = -0.0018412 Jy ! Component: 700 - total flux cleaned = -0.00184117 Jy ! Component: 750 - total flux cleaned = -0.00160199 Jy ! Component: 800 - total flux cleaned = -0.00155498 Jy ! Component: 850 - total flux cleaned = -0.00141524 Jy ! Component: 900 - total flux cleaned = -0.00127798 Jy ! Component: 950 - total flux cleaned = -0.00100989 Jy ! Component: 1000 - total flux cleaned = -0.000965898 Jy ! Component: 1050 - total flux cleaned = -0.000792581 Jy ! Component: 1100 - total flux cleaned = -0.000578854 Jy ! Component: 1150 - total flux cleaned = -0.000368158 Jy ! Component: 1200 - total flux cleaned = -0.000243234 Jy ! Component: 1250 - total flux cleaned = 3.33704e-06 Jy ! Component: 1300 - total flux cleaned = 0.000166144 Jy ! Component: 1350 - total flux cleaned = 0.00040578 Jy ! Component: 1400 - total flux cleaned = 0.000524013 Jy ! Component: 1450 - total flux cleaned = 0.000641358 Jy ! Component: 1500 - total flux cleaned = 0.00083281 Jy ! Component: 1550 - total flux cleaned = 0.000832558 Jy ! Component: 1600 - total flux cleaned = 0.00094508 Jy ! Component: 1650 - total flux cleaned = 0.00105615 Jy ! Component: 1700 - total flux cleaned = 0.00112882 Jy ! Component: 1750 - total flux cleaned = 0.00109297 Jy ! Component: 1800 - total flux cleaned = 0.00105778 Jy ! Component: 1850 - total flux cleaned = 0.00119916 Jy ! Component: 1900 - total flux cleaned = 0.00130387 Jy ! Component: 1950 - total flux cleaned = 0.00133893 Jy ! Component: 2000 - total flux cleaned = 0.00154399 Jy ! Total flux subtracted in 2048 components = 0.00161165 Jy ! Clean residual min=-0.001994 max=0.001859 Jy/beam ! Clean residual mean=0.000021 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 1.21682 Jy keep ! Adding 129 model components to the UV plane model. ! The established model now contains 260 components and 1.21682 Jy ![Exited script file: muppet] wmap "J2151-3027_X_2001_03_12_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8253 x 2.385 at -6.475 degrees (North through East) ! Clean map min=-0.0033333 max=0.67516 Jy/beam ! Writing clean map to FITS file: J2151-3027_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 0.675158 invert ! Inverting map ! Your choice of large map pixels excluded 0.146% of the data. ! The x-axis pixel size should ideally be below 0.1964 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000642849 device "J2151-3027_X_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J2151-3027_X_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.285644 0.285644 0.571287 1.14257 2.28515 4.5703 9.1406 18.2812 36.5624 73.1248 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.675 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8253 x 2.385 at -6.475 degrees (North through East) ! Clean map min=-0.0033333 max=0.67516 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J2151-3027_X_2001_03_12_pus_uvs.log closed on Wed Jan 2 20:04:31 2013