! Started logfile: J0042+2320_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:13:55 2010 obs J0042+2320_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J0042+2320_X_2007_12_05_pus_uva.fits ! AN table 1: 97 integrations on 136 of 136 possible baselines. ! AN table 2: 38 integrations on 136 of 136 possible baselines. ! AN table 3: 188 integrations on 136 of 136 possible baselines. ! AN table 4: 56 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0911454 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0042+2320 ! ! 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 1501 lines of history. ! ! Reading 18792 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 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 1342 telescope corrections were flagged in sub-array 1. ! A total of 457 telescope corrections were flagged in sub-array 2. ! A total of 2022 telescope corrections were flagged in sub-array 3. ! A total of 844 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1342 telescope corrections were flagged in sub-array 1. ! A total of 457 telescope corrections were flagged in sub-array 2. ! A total of 2022 telescope corrections were flagged in sub-array 3. ! A total of 844 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1342 telescope corrections were flagged in sub-array 1. ! A total of 457 telescope corrections were flagged in sub-array 2. ! A total of 2022 telescope corrections were flagged in sub-array 3. ! A total of 844 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1370 telescope corrections were flagged in sub-array 1. ! A total of 457 telescope corrections were flagged in sub-array 2. ! A total of 2064 telescope corrections were flagged in sub-array 3. ! A total of 844 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.871466Jy sigma=0.007737 ! Fit after self-cal, rms=0.752805Jy sigma=0.006567 ! 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 5.51% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1807 milli-arcsec ! Estimated beam: bmin=0.7337 mas, bmaj=1.365 mas, bpa=7.366 degrees ! Estimated noise=966.14 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 = 0.231545 Jy ! Component: 100 - total flux cleaned = 0.319513 Jy ! Total flux subtracted in 100 components = 0.319513 Jy ! Clean residual min=-0.021392 max=0.079858 Jy/beam ! Clean residual mean=0.000545 rms=0.007117 Jy/beam ! Combined flux in latest and established models = 0.319513 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.319513 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232738Jy sigma=0.001799 ! Fit after self-cal, rms=0.229386Jy sigma=0.001782 ! Inverting map ! Your choice of large map pixels excluded 5.51% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1807 milli-arcsec ! Added new window around map position (1, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0761759 Jy ! Component: 100 - total flux cleaned = 0.117032 Jy ! Total flux subtracted in 100 components = 0.117032 Jy ! Clean residual min=-0.012756 max=0.027040 Jy/beam ! Clean residual mean=0.000145 rms=0.003948 Jy/beam ! Combined flux in latest and established models = 0.436544 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 22 components and 0.436544 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203978Jy sigma=0.001405 ! Fit after self-cal, rms=0.201417Jy sigma=0.001381 ! Inverting map ! Your choice of large map pixels excluded 5.51% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1807 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0335991 Jy ! Component: 100 - total flux cleaned = 0.0535953 Jy ! Total flux subtracted in 100 components = 0.0535953 Jy ! Clean residual min=-0.010671 max=0.023354 Jy/beam ! Clean residual mean=-0.000039 rms=0.002845 Jy/beam ! Combined flux in latest and established models = 0.49014 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 26 components and 0.49014 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195619Jy sigma=0.001290 ! Fit after self-cal, rms=0.195070Jy sigma=0.001285 ! Inverting map ! Your choice of large map pixels excluded 5.51% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1807 milli-arcsec ! Added new window around map position (1.2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0233577 Jy ! Component: 100 - total flux cleaned = 0.0360423 Jy ! Total flux subtracted in 100 components = 0.0360423 Jy ! Clean residual min=-0.009316 max=0.012733 Jy/beam ! Clean residual mean=-0.000163 rms=0.002182 Jy/beam ! Combined flux in latest and established models = 0.526182 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 31 components and 0.526182 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192615Jy sigma=0.001251 ! Fit after self-cal, rms=0.192348Jy sigma=0.001248 ! Inverting map ! Your choice of large map pixels excluded 5.51% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1807 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 5.51% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1807 milli-arcsec ! Estimated beam: bmin=0.7229 mas, bmaj=1.409 mas, bpa=9.691 degrees ! Estimated noise=602.914 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 = 0.0109162 Jy ! Component: 100 - total flux cleaned = 0.0114462 Jy ! Component: 150 - total flux cleaned = 0.0116488 Jy ! Component: 200 - total flux cleaned = 0.0116419 Jy ! Total flux subtracted in 200 components = 0.0116419 Jy ! Clean residual min=-0.009703 max=0.006489 Jy/beam ! Clean residual mean=-0.001622 rms=0.001629 Jy/beam ! Combined flux in latest and established models = 0.537824 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 43 components and 0.537824 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191643Jy sigma=0.001240 ! Fit after self-cal, rms=0.191537Jy sigma=0.001238 ! Inverting map ! Your choice of large map pixels excluded 5.51% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1807 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.93 HH 1.00* HN 1.10 ! KB 1.00* KP 1.01 LA 0.97 MK 1.00* ! NL 1.09 NY 1.00* ON 1.00* OV 1.00* ! PT 0.98 SV 1.09 TS 1.00* WZ 1.02 ! ZC 0.96 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.98 HH 1.00* HN 1.00* ! KB 1.00* KP 1.04 LA 0.97 MK 1.00* ! NL 1.08 NY 1.00* ON 1.00* OV 0.98 ! PT 0.97 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.99 HH 1.14 HN 1.14 ! KB 1.00 KP 0.97 LA 0.95 MK 1.00* ! NL 1.04 NY 0.94 ON 1.02 OV 0.97 ! PT 0.94 SV 1.02 TS 0.99 WZ 1.00 ! ZC 0.97 ! ! A total of 108 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! ! Correcting IF 2. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HH 1.00* HN 1.06 ! KB 1.00* KP 0.99 LA 0.94 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 1.00* ! PT 1.06 SV 0.95 TS 1.00* WZ 0.96 ! ZC 1.20 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 HH 1.00* HN 1.00* ! KB 1.00* KP 0.96 LA 0.96 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 0.96 ! PT 1.04 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.97 HH 1.19 HN 1.21 ! KB 0.98 KP 0.94 LA 0.94 MK 1.00* ! NL 0.99 NY 0.90 ON 0.94 OV 0.95 ! PT 1.00 SV 1.03 TS 1.02 WZ 1.01 ! ZC 0.99 ! ! A total of 108 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! ! Correcting IF 3. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HH 1.00* HN 1.06 ! KB 1.00* KP 0.97 LA 1.03 MK 1.00* ! NL 1.07 NY 1.00* ON 1.00* OV 1.00* ! PT 1.03 SV 1.07 TS 1.00* WZ 1.02 ! ZC 1.03 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 HH 1.00* HN 1.00* ! KB 1.00* KP 0.97 LA 0.98 MK 1.00* ! NL 1.12 NY 1.00* ON 1.00* OV 1.03 ! PT 1.03 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.96 HH 1.34 HN 1.12 ! KB 1.02 KP 0.98 LA 0.97 MK 1.00* ! NL 1.01 NY 0.98 ON 0.97 OV 1.00 ! PT 1.01 SV 0.97 TS 0.99 WZ 0.99 ! ZC 0.89 ! ! A total of 108 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! ! Correcting IF 4. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.97 HH 1.00* HN 1.04 ! KB 1.00* KP 1.06 LA 1.00 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 1.00* ! PT 1.02 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.03 HH 1.00* HN 1.00* ! KB 1.00* KP 1.01 LA 1.00 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 1.02 ! PT 1.03 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00 HH 1.22 HN 1.21 ! KB 1.00 KP 0.98 LA 0.98 MK 1.00* ! NL 1.05 NY 1.00 ON 1.57 OV 0.99 ! PT 0.99 SV 1.06 TS 1.05 WZ 0.96 ! ZC 1.00* ! ! A total of 108 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! ! Fit before self-cal, rms=0.191537Jy sigma=0.001238 ! Fit after self-cal, rms=0.221492Jy sigma=0.001214 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=0.7245 mas, bmaj=1.517 mas, bpa=11.66 degrees ! Estimated noise=618.294 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 = -0.00207395 Jy ! Component: 100 - total flux cleaned = -0.00173125 Jy ! Component: 150 - total flux cleaned = -0.00174027 Jy ! Component: 200 - total flux cleaned = -0.00174208 Jy ! Total flux subtracted in 200 components = -0.00174208 Jy ! Clean residual min=-0.004763 max=0.004634 Jy/beam ! Clean residual mean=-0.000032 rms=0.001044 Jy/beam ! Combined flux in latest and established models = 0.536082 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 0.536082 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221156Jy sigma=0.001211 ! Fit after self-cal, rms=0.221393Jy sigma=0.001210 ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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=0.221393Jy sigma=0.001210 ! Fit after self-cal, rms=0.221564Jy sigma=0.001209 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=0.7267 mas, bmaj=1.521 mas, bpa=11.73 degrees ! Estimated noise=616.973 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00121485 Jy ! Component: 100 - total flux cleaned = -0.000971146 Jy ! Component: 150 - total flux cleaned = -0.000866478 Jy ! Component: 200 - total flux cleaned = -0.000777037 Jy ! Total flux subtracted in 200 components = -0.000777037 Jy ! Clean residual min=-0.003747 max=0.004002 Jy/beam ! Clean residual mean=-0.000023 rms=0.000925 Jy/beam ! Combined flux in latest and established models = 0.535305 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.535305 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221364Jy sigma=0.001208 ! Fit after self-cal, rms=0.221321Jy sigma=0.001208 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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 = 0.000478371 Jy ! Component: 100 - total flux cleaned = 0.000479685 Jy ! Component: 150 - total flux cleaned = 0.000481889 Jy ! Component: 200 - total flux cleaned = 0.000548831 Jy ! Total flux subtracted in 200 components = 0.000548831 Jy ! Clean residual min=-0.003228 max=0.003844 Jy/beam ! Clean residual mean=-0.000036 rms=0.000893 Jy/beam ! Combined flux in latest and established models = 0.535854 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 62 components and 0.535854 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221201Jy sigma=0.001207 ! Fit after self-cal, rms=0.221163Jy sigma=0.001207 ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Added new window around map position (24, 21.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169205 Jy ! Component: 100 - total flux cleaned = 0.00143803 Jy ! Component: 150 - total flux cleaned = 0.00121679 Jy ! Component: 200 - total flux cleaned = 0.00115041 Jy ! Total flux subtracted in 200 components = 0.00115041 Jy ! Clean residual min=-0.003377 max=0.003077 Jy/beam ! Clean residual mean=-0.000051 rms=0.000867 Jy/beam ! Combined flux in latest and established models = 0.537004 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 76 components and 0.537004 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221049Jy sigma=0.001207 ! Fit after self-cal, rms=0.221049Jy sigma=0.001206 ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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=0.221049Jy sigma=0.001206 ! Fit after self-cal, rms=0.219459Jy sigma=0.001206 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=0.7289 mas, bmaj=1.521 mas, bpa=11.81 degrees ! Estimated noise=616.694 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.59127e-05 Jy ! Component: 100 - total flux cleaned = 4.52192e-05 Jy ! Component: 150 - total flux cleaned = -2.36459e-05 Jy ! Component: 200 - total flux cleaned = -0.000154096 Jy ! Total flux subtracted in 200 components = -0.000154096 Jy ! Clean residual min=-0.003052 max=0.002944 Jy/beam ! Clean residual mean=-0.000004 rms=0.000819 Jy/beam ! Combined flux in latest and established models = 0.53685 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 77 components and 0.53685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219361Jy sigma=0.001206 ! Fit after self-cal, rms=0.219307Jy sigma=0.001205 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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 = 0.000284711 Jy ! Component: 100 - total flux cleaned = 0.000223578 Jy ! Component: 150 - total flux cleaned = 0.000163044 Jy ! Component: 200 - total flux cleaned = 0.000104472 Jy ! Total flux subtracted in 200 components = 0.000104472 Jy ! Clean residual min=-0.003056 max=0.002874 Jy/beam ! Clean residual mean=-0.000007 rms=0.000809 Jy/beam ! Combined flux in latest and established models = 0.536955 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 78 components and 0.536955 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219228Jy sigma=0.001205 ! Fit after self-cal, rms=0.219206Jy sigma=0.001205 ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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=0.219206Jy sigma=0.001205 ! Fit after self-cal, rms=0.218391Jy sigma=0.001205 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=2.684 mas, bmaj=3.17 mas, bpa=-30.28 degrees ! Estimated noise=694.145 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00034532 Jy ! Component: 100 - total flux cleaned = 0.000475542 Jy ! Component: 150 - total flux cleaned = 0.000502298 Jy ! Component: 200 - total flux cleaned = 0.000527706 Jy ! Total flux subtracted in 200 components = 0.000527706 Jy ! Clean residual min=-0.002991 max=0.002334 Jy/beam ! Clean residual mean=-0.000023 rms=0.000809 Jy/beam ! Combined flux in latest and established models = 0.537482 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 88 components and 0.537482 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218401Jy sigma=0.001205 ! Fit after self-cal, rms=0.218386Jy sigma=0.001205 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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 = 0.000112205 Jy ! Component: 100 - total flux cleaned = 0.000138679 Jy ! Component: 150 - total flux cleaned = 0.000139237 Jy ! Component: 200 - total flux cleaned = 0.000139725 Jy ! Total flux subtracted in 200 components = 0.000139725 Jy ! Clean residual min=-0.002973 max=0.002325 Jy/beam ! Clean residual mean=-0.000026 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 0.537622 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 98 components and 0.537622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218395Jy sigma=0.001205 ! Fit after self-cal, rms=0.218397Jy sigma=0.001205 ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=0.7297 mas, bmaj=1.521 mas, bpa=11.84 degrees ! Estimated noise=616.334 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7297 x 1.521 at 11.84 degrees (North through East) ! Clean map min=-0.003314 max=0.2461 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 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 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=0.7545 mas, bmaj=1.477 mas, bpa=10.81 degrees ! Estimated noise=938.732 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.238291 Jy ! Component: 100 - total flux cleaned = 0.349163 Jy ! Component: 150 - total flux cleaned = 0.412381 Jy ! Component: 200 - total flux cleaned = 0.452167 Jy ! Total flux subtracted in 200 components = 0.452167 Jy ! Clean residual min=-0.009072 max=0.022370 Jy/beam ! Clean residual mean=0.000277 rms=0.002810 Jy/beam ! Combined flux in latest and established models = 0.452167 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.452167 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=0.7297 mas, bmaj=1.521 mas, bpa=11.84 degrees ! Estimated noise=616.334 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 = 0.0326151 Jy ! Component: 100 - total flux cleaned = 0.0524241 Jy ! Component: 150 - total flux cleaned = 0.0650556 Jy ! Component: 200 - total flux cleaned = 0.07356 Jy ! Total flux subtracted in 200 components = 0.07356 Jy ! Clean residual min=-0.004054 max=0.005864 Jy/beam ! Clean residual mean=0.000262 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 0.525727 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 41 components and 0.525727 Jy ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Added new window around map position (0.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00504671 Jy ! Component: 100 - total flux cleaned = 0.00681382 Jy ! Component: 150 - total flux cleaned = 0.00810354 Jy ! Component: 200 - total flux cleaned = 0.00918054 Jy ! Total flux subtracted in 200 components = 0.00918054 Jy ! Clean residual min=-0.003306 max=0.003316 Jy/beam ! Clean residual mean=0.000060 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.534908 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 52 components and 0.534908 Jy ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=2.684 mas, bmaj=3.17 mas, bpa=-30.28 degrees ! Estimated noise=694.145 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00236472 Jy ! Component: 100 - total flux cleaned = 0.00238744 Jy ! Component: 150 - total flux cleaned = 0.00227435 Jy ! Component: 200 - total flux cleaned = 0.00214969 Jy ! Total flux subtracted in 200 components = 0.00214969 Jy ! Clean residual min=-0.003072 max=0.002481 Jy/beam ! Clean residual mean=0.000004 rms=0.000795 Jy/beam ! Combined flux in latest and established models = 0.537057 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 = -2.69483e-05 Jy ! Component: 100 - total flux cleaned = -5.16791e-05 Jy ! Component: 150 - total flux cleaned = -7.43308e-05 Jy ! Component: 200 - total flux cleaned = -5.25798e-05 Jy ! Total flux subtracted in 200 components = -5.25798e-05 Jy ! Clean residual min=-0.003073 max=0.002475 Jy/beam ! Clean residual mean=0.000004 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 0.537005 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 74 components and 0.537005 Jy ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=0.7297 mas, bmaj=1.521 mas, bpa=11.84 degrees ! Estimated noise=616.334 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000213363 Jy ! Component: 100 - total flux cleaned = 3.05195e-05 Jy ! Component: 150 - total flux cleaned = -0.000209894 Jy ! Component: 200 - total flux cleaned = -0.000354613 Jy ! Total flux subtracted in 200 components = -0.000354613 Jy ! Clean residual min=-0.002935 max=0.002936 Jy/beam ! Clean residual mean=0.000012 rms=0.000796 Jy/beam ! Combined flux in latest and established models = 0.53665 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 86 components and 0.53665 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218601Jy sigma=0.001206 ! Fit after self-cal, rms=0.218364Jy sigma=0.001205 wmodel J0042+2320_X_2007_12_05_pus_map.mod ! Writing 86 model components to file: J0042+2320_X_2007_12_05_pus_map.mod wobs J0042+2320_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J0042+2320_X_2007_12_05_pus_uvs.fits wwins J0042+2320_X_2007_12_05_pus_map.win ! wwins: Wrote 5 windows to J0042+2320_X_2007_12_05_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 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000556095 Jy ! Component: 100 - total flux cleaned = -0.000454173 Jy ! Component: 150 - total flux cleaned = -0.000504168 Jy ! Component: 200 - total flux cleaned = -0.000456143 Jy ! Component: 250 - total flux cleaned = -0.000455671 Jy ! Component: 300 - total flux cleaned = -0.000364126 Jy ! Component: 350 - total flux cleaned = -0.000364587 Jy ! Component: 400 - total flux cleaned = -0.000277879 Jy ! Component: 450 - total flux cleaned = -0.000235915 Jy ! Component: 500 - total flux cleaned = -0.000236165 Jy ! Component: 550 - total flux cleaned = -0.000153537 Jy ! Component: 600 - total flux cleaned = -0.000153432 Jy ! Component: 650 - total flux cleaned = -7.30424e-05 Jy ! Component: 700 - total flux cleaned = 6.09825e-06 Jy ! Component: 750 - total flux cleaned = 8.35213e-05 Jy ! Component: 800 - total flux cleaned = 4.46504e-05 Jy ! Component: 850 - total flux cleaned = 8.29993e-05 Jy ! Component: 900 - total flux cleaned = 0.000157935 Jy ! Component: 950 - total flux cleaned = 0.000157872 Jy ! Component: 1000 - total flux cleaned = 0.00023057 Jy ! Component: 1050 - total flux cleaned = 0.000266261 Jy ! Component: 1100 - total flux cleaned = 0.000301466 Jy ! Component: 1150 - total flux cleaned = 0.00026643 Jy ! Component: 1200 - total flux cleaned = 0.000371339 Jy ! Component: 1250 - total flux cleaned = 0.000405628 Jy ! Component: 1300 - total flux cleaned = 0.000473707 Jy ! Component: 1350 - total flux cleaned = 0.000507499 Jy ! Component: 1400 - total flux cleaned = 0.000540802 Jy ! Component: 1450 - total flux cleaned = 0.000606927 Jy ! Component: 1500 - total flux cleaned = 0.000606977 Jy ! Component: 1550 - total flux cleaned = 0.000639674 Jy ! Component: 1600 - total flux cleaned = 0.000704067 Jy ! Component: 1650 - total flux cleaned = 0.000704259 Jy ! Component: 1700 - total flux cleaned = 0.000767393 Jy ! Component: 1750 - total flux cleaned = 0.00076748 Jy ! Component: 1800 - total flux cleaned = 0.000798364 Jy ! Component: 1850 - total flux cleaned = 0.000798322 Jy ! Component: 1900 - total flux cleaned = 0.000828842 Jy ! Component: 1950 - total flux cleaned = 0.000859036 Jy ! Component: 2000 - total flux cleaned = 0.000859186 Jy ! Total flux subtracted in 2048 components = 0.000888796 Jy ! Clean residual min=-0.002008 max=0.001964 Jy/beam ! Clean residual mean=-0.000015 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.537539 Jy keep ! Adding 156 model components to the UV plane model. ! The established model now contains 242 components and 0.537539 Jy wmap "J0042+2320_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7297 x 1.521 at 11.84 degrees (North through East) ! Clean map min=-0.0031723 max=0.24359 Jy/beam ! Writing clean map to FITS file: J0042+2320_X_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.24359 invert ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000539735 device "J0042+2320_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0042+2320_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.664726 0.664726 1.32945 2.6589 5.31781 10.6356 21.2712 42.5425 85.0849 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.243 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7297 x 1.521 at 11.84 degrees (North through East) ! Clean map min=-0.0031723 max=0.24359 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0042+2320_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0042+2320_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0042+2320_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:14:02 2010