! Started logfile: J0808-0751_X_2001_03_12_pus_uvs.log on Wed Jan 2 19:52:41 2013 obs J0808-0751_X_2001_03_12_pus_uva.fits ! Reading UV FITS file: J0808-0751_X_2001_03_12_pus_uva.fits ! AN table 1: 106 integrations on 136 of 136 possible baselines. ! AN table 2: 94 integrations on 136 of 136 possible baselines. ! AN table 3: 146 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0938031 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0808-0751 ! ! 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 17656 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 J0808-0751_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 1119 telescope corrections were flagged in sub-array 1. ! A total of 1194 telescope corrections were flagged in sub-array 2. ! A total of 2449 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1119 telescope corrections were flagged in sub-array 1. ! A total of 1194 telescope corrections were flagged in sub-array 2. ! A total of 2449 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1119 telescope corrections were flagged in sub-array 1. ! A total of 1194 telescope corrections were flagged in sub-array 2. ! A total of 2449 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1119 telescope corrections were flagged in sub-array 1. ! A total of 1194 telescope corrections were flagged in sub-array 2. ! A total of 2449 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.712940Jy sigma=0.005547 ! Fit after self-cal, rms=0.453611Jy sigma=0.002891 ! 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 14% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! Estimated beam: bmin=0.5255 mas, bmaj=1.544 mas, bpa=-0.09418 degrees ! Estimated noise=1063.96 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 = 0.513181 Jy ! Component: 100 - total flux cleaned = 0.675597 Jy ! Total flux subtracted in 100 components = 0.675597 Jy ! Clean residual min=-0.026581 max=0.079669 Jy/beam ! Clean residual mean=0.000283 rms=0.008220 Jy/beam ! Combined flux in latest and established models = 0.675597 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.675597 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287782Jy sigma=0.001888 ! Fit after self-cal, rms=0.286131Jy sigma=0.001879 ! Inverting map ! Your choice of large map pixels excluded 14% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! Added new window around map position (-0.6, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0813496 Jy ! Component: 100 - total flux cleaned = 0.123765 Jy ! Total flux subtracted in 100 components = 0.123765 Jy ! Clean residual min=-0.019106 max=0.048001 Jy/beam ! Clean residual mean=0.000097 rms=0.005164 Jy/beam ! Combined flux in latest and established models = 0.799362 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 0.799362 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255978Jy sigma=0.001470 ! Fit after self-cal, rms=0.255115Jy sigma=0.001462 ! Inverting map ! Your choice of large map pixels excluded 14% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! Added new window around map position (-1.6, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0442095 Jy ! Component: 100 - total flux cleaned = 0.0704198 Jy ! Total flux subtracted in 100 components = 0.0704198 Jy ! Clean residual min=-0.013369 max=0.027277 Jy/beam ! Clean residual mean=0.000007 rms=0.003555 Jy/beam ! Combined flux in latest and established models = 0.869782 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 36 components and 0.869782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245156Jy sigma=0.001324 ! Fit after self-cal, rms=0.244115Jy sigma=0.001313 ! Inverting map ! Your choice of large map pixels excluded 14% of the data. ! The x-axis pixel size should ideally be below 0.1635 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 14% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! Estimated beam: bmin=0.6475 mas, bmaj=1.594 mas, bpa=-1.326 degrees ! Estimated noise=731.968 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 = 0.0332731 Jy ! Component: 100 - total flux cleaned = 0.0500725 Jy ! Component: 150 - total flux cleaned = 0.059545 Jy ! Component: 200 - total flux cleaned = 0.0651497 Jy ! Total flux subtracted in 200 components = 0.0651497 Jy ! Clean residual min=-0.008750 max=0.011371 Jy/beam ! Clean residual mean=-0.000113 rms=0.002908 Jy/beam ! Combined flux in latest and established models = 0.934931 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 51 components and 0.934931 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240665Jy sigma=0.001262 ! Fit after self-cal, rms=0.240129Jy sigma=0.001257 ! Inverting map ! Your choice of large map pixels excluded 14% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.02 HH 1.04 HN 1.00 ! KK 1.00* KP 1.04 LA 1.00 MA 0.96 ! MC 1.00* MK 1.00* NL 0.98 ON 1.00* ! OV 1.02 PT 0.95 SC 1.00* TS 1.00* ! WZ 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.03 HH 1.00* HN 1.00 ! KK 0.95 KP 1.02 LA 0.99 MA 1.00* ! MC 1.00* MK 0.97 NL 1.02 ON 1.00* ! OV 0.98 PT 0.94 SC 1.00 TS 1.02 ! WZ 1.00* ! ! A total of 33 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* ! ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.01 HH 1.01 HN 1.00 ! KK 1.00* KP 0.97 LA 0.98 MA 0.92 ! MC 1.00* MK 1.00* NL 0.96 ON 1.00* ! OV 1.00 PT 0.99 SC 1.00* TS 1.00* ! WZ 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 HH 1.00* HN 1.00 ! KK 0.97 KP 0.96 LA 0.97 MA 1.00* ! MC 1.00* MK 0.98 NL 1.00 ON 1.00* ! OV 0.97 PT 0.98 SC 0.98 TS 0.97 ! WZ 1.00* ! ! A total of 33 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* ! ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 HH 1.06 HN 1.01 ! KK 1.00* KP 0.95 LA 1.01 MA 0.97 ! MC 1.00* MK 1.00* NL 1.00 ON 1.00* ! OV 1.06 PT 1.01 SC 1.00* TS 1.00* ! WZ 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.00 HH 1.00* HN 1.00 ! KK 1.04 KP 0.95 LA 1.00 MA 1.00* ! MC 1.00* MK 1.00 NL 1.03 ON 1.00* ! OV 1.03 PT 1.00 SC 0.99 TS 0.93 ! WZ 1.00* ! ! A total of 33 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* ! ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 HH 1.03 HN 1.03 ! KK 1.00* KP 0.97 LA 0.98 MA 1.01 ! MC 1.00* MK 1.00* NL 1.02 ON 1.00* ! OV 1.04 PT 1.00 SC 1.00* TS 1.00* ! WZ 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 HH 1.00* HN 1.01 ! KK 1.02 KP 0.96 LA 0.99 MA 1.00* ! MC 1.00* MK 1.03 NL 1.06 ON 1.00* ! OV 1.01 PT 1.00 SC 1.03 TS 0.93 ! WZ 1.00* ! ! A total of 33 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* ! ! ! Fit before self-cal, rms=0.240129Jy sigma=0.001257 ! Fit after self-cal, rms=0.236610Jy sigma=0.001241 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! Estimated beam: bmin=0.6504 mas, bmaj=1.686 mas, bpa=-1.904 degrees ! Estimated noise=733.794 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 (-8.4, 18.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011636 Jy ! Component: 100 - total flux cleaned = 0.0168423 Jy ! Component: 150 - total flux cleaned = 0.0200956 Jy ! Component: 200 - total flux cleaned = 0.0225047 Jy ! Total flux subtracted in 200 components = 0.0225047 Jy ! Clean residual min=-0.007881 max=0.007449 Jy/beam ! Clean residual mean=-0.000087 rms=0.001856 Jy/beam ! Combined flux in latest and established models = 0.957436 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 71 components and 0.957436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235967Jy sigma=0.001233 ! Fit after self-cal, rms=0.235924Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 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=0.235924Jy sigma=0.001232 ! Fit after self-cal, rms=0.234996Jy sigma=0.001216 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! Estimated beam: bmin=0.6514 mas, bmaj=1.689 mas, bpa=-1.9 degrees ! Estimated noise=734.627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00294767 Jy ! Component: 100 - total flux cleaned = 0.00452827 Jy ! Component: 150 - total flux cleaned = 0.00557245 Jy ! Component: 200 - total flux cleaned = 0.00635702 Jy ! Total flux subtracted in 200 components = 0.00635702 Jy ! Clean residual min=-0.004819 max=0.004641 Jy/beam ! Clean residual mean=-0.000028 rms=0.001211 Jy/beam ! Combined flux in latest and established models = 0.963793 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 0.963793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234783Jy sigma=0.001214 ! Fit after self-cal, rms=0.234735Jy sigma=0.001213 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 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 = 0.000220882 Jy ! Component: 100 - total flux cleaned = 0.00113307 Jy ! Component: 150 - total flux cleaned = 0.00209996 Jy ! Component: 200 - total flux cleaned = 0.00252319 Jy ! Total flux subtracted in 200 components = 0.00252319 Jy ! Clean residual min=-0.004642 max=0.004524 Jy/beam ! Clean residual mean=-0.000031 rms=0.001157 Jy/beam ! Combined flux in latest and established models = 0.966316 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 88 components and 0.966316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234625Jy sigma=0.001212 ! Fit after self-cal, rms=0.234581Jy sigma=0.001212 ! Inverting map ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 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=0.234581Jy sigma=0.001212 ! Fit after self-cal, rms=0.235027Jy sigma=0.001212 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! Estimated beam: bmin=0.6524 mas, bmaj=1.691 mas, bpa=-1.877 degrees ! Estimated noise=734.851 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000913809 Jy ! Component: 100 - total flux cleaned = 0.00154983 Jy ! Component: 150 - total flux cleaned = 0.00199141 Jy ! Component: 200 - total flux cleaned = 0.0024611 Jy ! Total flux subtracted in 200 components = 0.0024611 Jy ! Clean residual min=-0.004420 max=0.004278 Jy/beam ! Clean residual mean=-0.000037 rms=0.001100 Jy/beam ! Combined flux in latest and established models = 0.968778 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 94 components and 0.968778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234935Jy sigma=0.001211 ! Fit after self-cal, rms=0.234917Jy sigma=0.001211 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 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 = 7.24785e-05 Jy ! Component: 100 - total flux cleaned = 0.000561626 Jy ! Component: 150 - total flux cleaned = 0.000846144 Jy ! Component: 200 - total flux cleaned = 0.00111023 Jy ! Total flux subtracted in 200 components = 0.00111023 Jy ! Clean residual min=-0.004276 max=0.004130 Jy/beam ! Clean residual mean=-0.000038 rms=0.001073 Jy/beam ! Combined flux in latest and established models = 0.969888 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 96 components and 0.969888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234864Jy sigma=0.001210 ! Fit after self-cal, rms=0.234849Jy sigma=0.001210 ! Inverting map ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 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=0.234849Jy sigma=0.001210 ! Fit after self-cal, rms=0.235703Jy sigma=0.001210 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! Estimated beam: bmin=2.404 mas, bmaj=4.472 mas, bpa=-14.03 degrees ! Estimated noise=915.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262902 Jy ! Component: 100 - total flux cleaned = 0.00374026 Jy ! Component: 150 - total flux cleaned = 0.00437431 Jy ! Component: 200 - total flux cleaned = 0.00465024 Jy ! Total flux subtracted in 200 components = 0.00465024 Jy ! Clean residual min=-0.005173 max=0.004168 Jy/beam ! Clean residual mean=-0.000084 rms=0.001324 Jy/beam ! Combined flux in latest and established models = 0.974538 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 106 components and 0.974538 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235691Jy sigma=0.001210 ! Fit after self-cal, rms=0.235674Jy sigma=0.001210 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 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 = 0.000386151 Jy ! Component: 100 - total flux cleaned = 0.000815824 Jy ! Component: 150 - total flux cleaned = 0.00107047 Jy ! Component: 200 - total flux cleaned = 0.00129792 Jy ! Total flux subtracted in 200 components = 0.00129792 Jy ! Clean residual min=-0.004960 max=0.003781 Jy/beam ! Clean residual mean=-0.000087 rms=0.001278 Jy/beam ! Combined flux in latest and established models = 0.975836 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 109 components and 0.975836 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235672Jy sigma=0.001209 ! Fit after self-cal, rms=0.235658Jy sigma=0.001209 ! Inverting map ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 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 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! Estimated beam: bmin=0.6533 mas, bmaj=1.694 mas, bpa=-1.865 degrees ! Estimated noise=735.347 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6533 x 1.694 at -1.865 degrees (North through East) ! Clean map min=-0.0036366 max=0.63004 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=0.235658Jy sigma=0.001209 ! Fit after self-cal, rms=0.276913Jy sigma=0.001118 ! Inverting map and beam ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! Estimated beam: bmin=0.6548 mas, bmaj=1.69 mas, bpa=-1.804 degrees ! Estimated noise=735.388 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00031689 Jy ! Component: 100 - total flux cleaned = -0.000589185 Jy ! Component: 150 - total flux cleaned = -0.000649819 Jy ! Component: 200 - total flux cleaned = -0.000597574 Jy ! Total flux subtracted in 200 components = -0.000597574 Jy ! Clean residual min=-0.003783 max=0.003695 Jy/beam ! Clean residual mean=-0.000041 rms=0.000966 Jy/beam ! Combined flux in latest and established models = 0.975238 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 113 components and 0.975238 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276876Jy sigma=0.001118 ! Fit after self-cal, rms=0.276863Jy sigma=0.001118 ! Inverting map ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.46109e-05 Jy ! Component: 100 - total flux cleaned = 4.48753e-05 Jy ! Component: 150 - total flux cleaned = -4.20062e-06 Jy ! Component: 200 - total flux cleaned = 4.27906e-05 Jy ! Total flux subtracted in 200 components = 4.27906e-05 Jy ! Clean residual min=-0.003731 max=0.003658 Jy/beam ! Clean residual mean=-0.000041 rms=0.000957 Jy/beam ! Combined flux in latest and established models = 0.975281 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 115 components and 0.975281 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276834Jy sigma=0.001117 ! Fit after self-cal, rms=0.276824Jy sigma=0.001117 ! Inverting map ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276824Jy sigma=0.001117 ! Fit after self-cal, rms=0.309344Jy sigma=0.001117 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 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! Estimated beam: bmin=0.5318 mas, bmaj=1.566 mas, bpa=-0.6985 degrees ! Estimated noise=1088.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.514512 Jy ! Component: 100 - total flux cleaned = 0.685267 Jy ! Component: 150 - total flux cleaned = 0.765926 Jy ! Component: 200 - total flux cleaned = 0.817458 Jy ! Total flux subtracted in 200 components = 0.817458 Jy ! Clean residual min=-0.010915 max=0.027966 Jy/beam ! Clean residual mean=0.000156 rms=0.003762 Jy/beam ! Combined flux in latest and established models = 0.817458 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 0.817458 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! Estimated beam: bmin=0.6551 mas, bmaj=1.691 mas, bpa=-1.795 degrees ! Estimated noise=735.501 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 = 0.0565843 Jy ! Component: 100 - total flux cleaned = 0.0861058 Jy ! Component: 150 - total flux cleaned = 0.103261 Jy ! Component: 200 - total flux cleaned = 0.115283 Jy ! Total flux subtracted in 200 components = 0.115283 Jy ! Clean residual min=-0.006065 max=0.008955 Jy/beam ! Clean residual mean=0.000027 rms=0.001874 Jy/beam ! Combined flux in latest and established models = 0.932741 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 58 components and 0.932741 Jy ! Inverting map ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! Added new window around map position (-2.4, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00960897 Jy ! Component: 100 - total flux cleaned = 0.0167637 Jy ! Component: 150 - total flux cleaned = 0.0224044 Jy ! Component: 200 - total flux cleaned = 0.0269634 Jy ! Total flux subtracted in 200 components = 0.0269634 Jy ! Clean residual min=-0.004607 max=0.004336 Jy/beam ! Clean residual mean=-0.000011 rms=0.001135 Jy/beam ! Combined flux in latest and established models = 0.959704 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 83 components and 0.959704 Jy ! Inverting map ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 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 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! Estimated beam: bmin=2.402 mas, bmaj=4.471 mas, bpa=-14.04 degrees ! Estimated noise=915.388 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00595561 Jy ! Component: 100 - total flux cleaned = 0.00990601 Jy ! Component: 150 - total flux cleaned = 0.0126714 Jy ! Component: 200 - total flux cleaned = 0.0146139 Jy ! Total flux subtracted in 200 components = 0.0146139 Jy ! Clean residual min=-0.004544 max=0.004085 Jy/beam ! Clean residual mean=-0.000062 rms=0.001227 Jy/beam ! Combined flux in latest and established models = 0.974318 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 = 0.000815105 Jy ! Component: 100 - total flux cleaned = 0.00133324 Jy ! Component: 150 - total flux cleaned = 0.0018041 Jy ! Component: 200 - total flux cleaned = 0.00213253 Jy ! Total flux subtracted in 200 components = 0.00213253 Jy ! Clean residual min=-0.004502 max=0.003837 Jy/beam ! Clean residual mean=-0.000066 rms=0.001174 Jy/beam ! Combined flux in latest and established models = 0.97645 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 109 components and 0.97645 Jy ! Inverting map ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! Estimated beam: bmin=0.6551 mas, bmaj=1.691 mas, bpa=-1.795 degrees ! Estimated noise=735.501 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000435677 Jy ! Component: 100 - total flux cleaned = -0.000508005 Jy ! Component: 150 - total flux cleaned = -0.000509176 Jy ! Component: 200 - total flux cleaned = -0.000509994 Jy ! Total flux subtracted in 200 components = -0.000509994 Jy ! Clean residual min=-0.003877 max=0.003731 Jy/beam ! Clean residual mean=-0.000036 rms=0.000913 Jy/beam ! Combined flux in latest and established models = 0.97594 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 119 components and 0.97594 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.309471Jy sigma=0.001118 ! Fit after self-cal, rms=0.309534Jy sigma=0.001117 wmodel J0808-0751_X_2001_03_12_pus_map.mod ! Writing 119 model components to file: J0808-0751_X_2001_03_12_pus_map.mod wobs J0808-0751_X_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J0808-0751_X_2001_03_12_pus_uvs.fits wwins J0808-0751_X_2001_03_12_pus_map.win ! wwins: Wrote 5 windows to J0808-0751_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 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00115954 Jy ! Component: 100 - total flux cleaned = -0.0014606 Jy ! Component: 150 - total flux cleaned = -0.00146124 Jy ! Component: 200 - total flux cleaned = -0.0015167 Jy ! Component: 250 - total flux cleaned = -0.00125768 Jy ! Component: 300 - total flux cleaned = -0.00115641 Jy ! Component: 350 - total flux cleaned = -0.00105805 Jy ! Component: 400 - total flux cleaned = -0.0010567 Jy ! Component: 450 - total flux cleaned = -0.00100901 Jy ! Component: 500 - total flux cleaned = -0.00114403 Jy ! Component: 550 - total flux cleaned = -0.00109795 Jy ! Component: 600 - total flux cleaned = -0.00105475 Jy ! Component: 650 - total flux cleaned = -0.00114059 Jy ! Component: 700 - total flux cleaned = -0.00118278 Jy ! Component: 750 - total flux cleaned = -0.00134758 Jy ! Component: 800 - total flux cleaned = -0.00126767 Jy ! Component: 850 - total flux cleaned = -0.00130804 Jy ! Component: 900 - total flux cleaned = -0.00126874 Jy ! Component: 950 - total flux cleaned = -0.00138512 Jy ! Component: 1000 - total flux cleaned = -0.001347 Jy ! Component: 1050 - total flux cleaned = -0.00142268 Jy ! Component: 1100 - total flux cleaned = -0.00145977 Jy ! Component: 1150 - total flux cleaned = -0.0013865 Jy ! Component: 1200 - total flux cleaned = -0.00156897 Jy ! Component: 1250 - total flux cleaned = -0.00167694 Jy ! Component: 1300 - total flux cleaned = -0.00185398 Jy ! Component: 1350 - total flux cleaned = -0.00192503 Jy ! Component: 1400 - total flux cleaned = -0.00206467 Jy ! Component: 1450 - total flux cleaned = -0.0022023 Jy ! Component: 1500 - total flux cleaned = -0.00216829 Jy ! Component: 1550 - total flux cleaned = -0.00233676 Jy ! Component: 1600 - total flux cleaned = -0.00223675 Jy ! Component: 1650 - total flux cleaned = -0.00236945 Jy ! Component: 1700 - total flux cleaned = -0.00236945 Jy ! Component: 1750 - total flux cleaned = -0.00243469 Jy ! Component: 1800 - total flux cleaned = -0.00243453 Jy ! Component: 1850 - total flux cleaned = -0.00243435 Jy ! Component: 1900 - total flux cleaned = -0.00237155 Jy ! Component: 1950 - total flux cleaned = -0.00240268 Jy ! Component: 2000 - total flux cleaned = -0.00237153 Jy ! Total flux subtracted in 2048 components = -0.00234058 Jy ! Clean residual min=-0.001698 max=0.001624 Jy/beam ! Clean residual mean=-0.000023 rms=0.000568 Jy/beam ! Combined flux in latest and established models = 0.9736 Jy keep ! Adding 149 model components to the UV plane model. ! The established model now contains 268 components and 0.9736 Jy ![Exited script file: muppet] wmap "J0808-0751_X_2001_03_12_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6551 x 1.691 at -1.795 degrees (North through East) ! Clean map min=-0.0033336 max=0.62453 Jy/beam ! Writing clean map to FITS file: J0808-0751_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 0.624529 invert ! Inverting map ! Your choice of large map pixels excluded 14.4% of the data. ! The x-axis pixel size should ideally be below 0.1635 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000569046 device "J0808-0751_X_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J0808-0751_X_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.273348 0.273348 0.546696 1.09339 2.18679 4.37357 8.74714 17.4943 34.9886 69.9771 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.624 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6551 x 1.691 at -1.795 degrees (North through East) ! Clean map min=-0.0033336 max=0.62453 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0808-0751_X_2001_03_12_pus_uvs.log closed on Wed Jan 2 19:52:49 2013