! Started logfile: J1448+7601_X_2003_06_18_pus_uvs.log on Thu Jan 18 13:59:35 2007 obs J1448+7601_X_2003_06_18_pus_uva.fits ! Reading UV FITS file: J1448+7601_X_2003_06_18_pus_uva.fits ! AN table 1: 276 integrations on 153 of 153 possible baselines. ! AN table 2: 334 integrations on 153 of 153 possible baselines. ! AN table 3: 203 integrations on 153 of 153 possible baselines. ! AN table 4: 250 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.310135 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1448+7601 ! ! 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 2235 lines of history. ! ! Reading 201760 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 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 256x256 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 2319 telescope corrections were flagged in sub-array 1. ! A total of 2374 telescope corrections were flagged in sub-array 2. ! A total of 3441 telescope corrections were flagged in sub-array 3. ! A total of 2378 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 2135 telescope corrections were flagged in sub-array 1. ! A total of 2203 telescope corrections were flagged in sub-array 2. ! A total of 3441 telescope corrections were flagged in sub-array 3. ! A total of 2378 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 2135 telescope corrections were flagged in sub-array 1. ! A total of 2207 telescope corrections were flagged in sub-array 2. ! A total of 3441 telescope corrections were flagged in sub-array 3. ! A total of 2381 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 2135 telescope corrections were flagged in sub-array 1. ! A total of 2207 telescope corrections were flagged in sub-array 2. ! A total of 3441 telescope corrections were flagged in sub-array 3. ! A total of 2378 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.886815Jy sigma=0.010738 ! Fit after self-cal, rms=0.804280Jy sigma=0.009732 ! 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 5.07% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! Estimated beam: bmin=0.5291 mas, bmaj=0.5825 mas, bpa=-31.49 degrees ! Estimated noise=391.423 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 = 0.151189 Jy ! Component: 100 - total flux cleaned = 0.207245 Jy ! Total flux subtracted in 100 components = 0.207245 Jy ! Clean residual min=-0.011429 max=0.042565 Jy/beam ! Clean residual mean=0.000122 rms=0.002850 Jy/beam ! Combined flux in latest and established models = 0.207245 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.207245 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217902Jy sigma=0.002101 ! Fit after self-cal, rms=0.217460Jy sigma=0.002095 ! Inverting map ! Your choice of large map pixels excluded 5.07% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! Added new window around map position (0.8, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0427637 Jy ! Component: 100 - total flux cleaned = 0.0640872 Jy ! Total flux subtracted in 100 components = 0.0640872 Jy ! Clean residual min=-0.008491 max=0.024692 Jy/beam ! Clean residual mean=0.000065 rms=0.001777 Jy/beam ! Combined flux in latest and established models = 0.271332 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.271332 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206696Jy sigma=0.001902 ! Fit after self-cal, rms=0.205556Jy sigma=0.001884 ! Inverting map ! Your choice of large map pixels excluded 5.07% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.019874 Jy ! Component: 100 - total flux cleaned = 0.0291502 Jy ! Total flux subtracted in 100 components = 0.0291502 Jy ! Clean residual min=-0.005839 max=0.011511 Jy/beam ! Clean residual mean=0.000039 rms=0.001161 Jy/beam ! Combined flux in latest and established models = 0.300482 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 11 components and 0.300482 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203233Jy sigma=0.001842 ! Fit after self-cal, rms=0.202997Jy sigma=0.001838 ! Inverting map ! Your choice of large map pixels excluded 5.07% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00896939 Jy ! Component: 100 - total flux cleaned = 0.0129461 Jy ! Total flux subtracted in 100 components = 0.0129461 Jy ! Clean residual min=-0.005231 max=0.006514 Jy/beam ! Clean residual mean=0.000028 rms=0.000976 Jy/beam ! Combined flux in latest and established models = 0.313428 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 12 components and 0.313428 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202531Jy sigma=0.001830 ! Fit after self-cal, rms=0.202479Jy sigma=0.001830 ! Inverting map ! Your choice of large map pixels excluded 5.07% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! Added new window around map position (1.6, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0049245 Jy ! Component: 100 - total flux cleaned = 0.00543851 Jy ! Total flux subtracted in 100 components = 0.00543851 Jy ! Clean residual min=-0.004685 max=0.004086 Jy/beam ! Clean residual mean=0.000023 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.318867 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 19 components and 0.318867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202337Jy sigma=0.001828 ! Fit after self-cal, rms=0.202311Jy sigma=0.001827 ! Inverting map ! Your choice of large map pixels excluded 5.07% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 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 5.07% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! Estimated beam: bmin=0.7302 mas, bmaj=0.7701 mas, bpa=-53.43 degrees ! Estimated noise=138.371 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 = 0.00292714 Jy ! Component: 100 - total flux cleaned = 0.00338849 Jy ! Component: 150 - total flux cleaned = 0.00367223 Jy ! Component: 200 - total flux cleaned = 0.00376194 Jy ! Total flux subtracted in 200 components = 0.00376194 Jy ! Clean residual min=-0.002024 max=0.002438 Jy/beam ! Clean residual mean=0.000197 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.322629 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 28 components and 0.322629 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202256Jy sigma=0.001826 ! Fit after self-cal, rms=0.202231Jy sigma=0.001826 ! Inverting map ! Your choice of large map pixels excluded 5.07% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 GG 1.00* HN 0.98 ! KK 1.03 KP 1.02 LA 0.97 MA 1.00* ! MK 1.02 NL 1.07 ON 0.97 OV 0.97 ! PT 0.96 SC 0.98 TC 1.00* TS 0.96 ! WF 1.00* WZ 1.00* ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 GG 1.00* HN 0.96 ! KK 1.09 KP 1.03 LA 0.99 MA 1.00* ! MK 1.00* NL 1.06 ON 0.99 OV 0.99 ! PT 0.99 SC 1.01 TC 1.00* TS 0.94 ! WF 0.99 WZ 1.04 ! ! A total of 213 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 1.00 GG 1.00* HN 0.98 ! KK 1.01 KP 1.03 LA 1.01 MA 1.00* ! MK 0.98 NL 1.09 ON 1.00* OV 0.98 ! PT 1.01 SC 1.00* TC 1.00* TS 0.96 ! WF 0.99 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 GG 1.00* HN 0.98 ! KK 1.00 KP 0.97 LA 0.98 MA 1.04 ! MK 1.00 NL 1.02 ON 1.03 OV 0.98 ! PT 1.01 SC 0.95 TC 1.00* TS 0.95 ! WF 1.00* WZ 1.00* ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 GG 1.00* HN 0.98 ! KK 1.07 KP 0.97 LA 0.99 MA 1.06 ! MK 1.00* NL 1.02 ON 0.99 OV 0.99 ! PT 1.04 SC 0.97 TC 1.00* TS 0.95 ! WF 1.03 WZ 1.01 ! ! A total of 213 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.99 GG 1.00* HN 0.99 ! KK 0.99 KP 0.97 LA 1.00 MA 1.00* ! MK 0.99 NL 1.05 ON 1.00* OV 0.98 ! PT 1.04 SC 1.00* TC 1.00* TS 0.95 ! WF 1.01 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 GG 1.00* HN 0.98 ! KK 1.06 KP 0.99 LA 0.98 MA 1.09 ! MK 1.01 NL 1.01 ON 0.98 OV 1.00 ! PT 1.04 SC 1.01 TC 1.00* TS 0.92 ! WF 1.00* WZ 1.00* ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.99 GG 1.00* HN 0.95 ! KK 1.37 KP 1.00 LA 1.00 MA 1.03 ! MK 1.00* NL 1.01 ON 0.95 OV 1.04 ! PT 1.07 SC 0.97 TC 1.00* TS 0.93 ! WF 0.94 WZ 1.02 ! ! A total of 213 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 0.97 GG 1.00* HN 0.95 ! KK 1.06 KP 1.04 LA 1.02 MA 1.00* ! MK 0.99 NL 1.03 ON 1.00* OV 1.01 ! PT 1.05 SC 1.00* TC 1.00* TS 0.89 ! WF 0.93 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 GG 1.00* HN 1.00 ! KK 1.01 KP 0.97 LA 0.95 MA 1.06 ! MK 1.01 NL 1.01 ON 1.02 OV 0.98 ! PT 1.03 SC 1.05 TC 1.00* TS 0.96 ! WF 1.00* WZ 1.00* ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.97 GG 1.00* HN 1.00 ! KK 1.34 KP 0.96 LA 0.98 MA 1.03 ! MK 1.00* NL 1.01 ON 0.93 OV 1.01 ! PT 1.06 SC 1.02 TC 1.00* TS 0.93 ! WF 0.92 WZ 1.05 ! ! A total of 213 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 0.96 GG 1.00* HN 1.00 ! KK 1.00 KP 0.98 LA 0.98 MA 1.00* ! MK 1.02 NL 1.03 ON 1.00* OV 0.99 ! PT 1.06 SC 1.00* TC 1.00* TS 0.88 ! WF 0.93 WZ 1.00* ! ! ! Fit before self-cal, rms=0.202231Jy sigma=0.001826 ! Fit after self-cal, rms=0.207474Jy sigma=0.001823 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! Estimated beam: bmin=0.7314 mas, bmaj=0.7606 mas, bpa=-55.73 degrees ! Estimated noise=138.914 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) ! Added new window around map position (0.2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016913 Jy ! Component: 100 - total flux cleaned = 0.00176274 Jy ! Component: 150 - total flux cleaned = 0.00189353 Jy ! Component: 200 - total flux cleaned = 0.00185834 Jy ! Total flux subtracted in 200 components = 0.00185833 Jy ! Clean residual min=-0.001316 max=0.001598 Jy/beam ! Clean residual mean=0.000102 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.324487 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 39 components and 0.324487 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207440Jy sigma=0.001822 ! Fit after self-cal, rms=0.207478Jy sigma=0.001822 ! Inverting map ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! Added new window around map position (3.2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173424 Jy ! Component: 100 - total flux cleaned = 0.0022984 Jy ! Component: 150 - total flux cleaned = 0.00240406 Jy ! Component: 200 - total flux cleaned = 0.00246592 Jy ! Total flux subtracted in 200 components = 0.00246592 Jy ! Clean residual min=-0.001261 max=0.001139 Jy/beam ! Clean residual mean=0.000080 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.326953 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 50 components and 0.326953 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207457Jy sigma=0.001822 ! Fit after self-cal, rms=0.207456Jy sigma=0.001822 ! Inverting map ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 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=0.207456Jy sigma=0.001822 ! Fit after self-cal, rms=0.208001Jy sigma=0.001821 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! Estimated beam: bmin=0.7314 mas, bmaj=0.7589 mas, bpa=-54.41 degrees ! Estimated noise=138.805 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000805413 Jy ! Component: 100 - total flux cleaned = 0.000997256 Jy ! Component: 150 - total flux cleaned = 0.00105131 Jy ! Component: 200 - total flux cleaned = 0.00110052 Jy ! Total flux subtracted in 200 components = 0.00110052 Jy ! Clean residual min=-0.001077 max=0.001007 Jy/beam ! Clean residual mean=0.000065 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.328054 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 53 components and 0.328054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207989Jy sigma=0.001821 ! Fit after self-cal, rms=0.207998Jy sigma=0.001821 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 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 = 0.000171449 Jy ! Component: 100 - total flux cleaned = 0.000241886 Jy ! Component: 150 - total flux cleaned = 0.000261868 Jy ! Component: 200 - total flux cleaned = 0.000261928 Jy ! Total flux subtracted in 200 components = 0.000261928 Jy ! Clean residual min=-0.001064 max=0.001030 Jy/beam ! Clean residual mean=0.000063 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.328316 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 58 components and 0.328316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207991Jy sigma=0.001821 ! Fit after self-cal, rms=0.207991Jy sigma=0.001821 ! Inverting map ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 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=0.207991Jy sigma=0.001821 ! Fit after self-cal, rms=0.208459Jy sigma=0.001821 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! Estimated beam: bmin=0.7312 mas, bmaj=0.7585 mas, bpa=-53.35 degrees ! Estimated noise=138.827 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000440066 Jy ! Component: 100 - total flux cleaned = 0.000563547 Jy ! Component: 150 - total flux cleaned = 0.000600244 Jy ! Component: 200 - total flux cleaned = 0.000600546 Jy ! Total flux subtracted in 200 components = 0.000600546 Jy ! Clean residual min=-0.001080 max=0.001041 Jy/beam ! Clean residual mean=0.000055 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.328916 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 63 components and 0.328916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208454Jy sigma=0.001821 ! Fit after self-cal, rms=0.208459Jy sigma=0.001821 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 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 = 5.62156e-05 Jy ! Component: 100 - total flux cleaned = 8.88602e-05 Jy ! Component: 150 - total flux cleaned = 8.98626e-05 Jy ! Component: 200 - total flux cleaned = 0.00010417 Jy ! Total flux subtracted in 200 components = 0.00010417 Jy ! Clean residual min=-0.001074 max=0.001053 Jy/beam ! Clean residual mean=0.000054 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.32902 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 68 components and 0.32902 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208456Jy sigma=0.001821 ! Fit after self-cal, rms=0.208454Jy sigma=0.001821 ! Inverting map ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 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=0.208454Jy sigma=0.001821 ! Fit after self-cal, rms=0.208739Jy sigma=0.001820 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! Estimated beam: bmin=2.273 mas, bmaj=3.203 mas, bpa=-37.24 degrees ! Estimated noise=195.198 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000489098 Jy ! Component: 100 - total flux cleaned = 0.000640599 Jy ! Component: 150 - total flux cleaned = 0.000654692 Jy ! Component: 200 - total flux cleaned = 0.000658358 Jy ! Total flux subtracted in 200 components = 0.000658358 Jy ! Clean residual min=-0.000579 max=0.001009 Jy/beam ! Clean residual mean=0.000145 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.329679 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 80 components and 0.329679 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208740Jy sigma=0.001820 ! Fit after self-cal, rms=0.208744Jy sigma=0.001820 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.29948e-05 Jy ! Component: 100 - total flux cleaned = 3.57728e-05 Jy ! Component: 150 - total flux cleaned = 4.43949e-05 Jy ! Component: 200 - total flux cleaned = 4.76836e-05 Jy ! Total flux subtracted in 200 components = 4.76836e-05 Jy ! Clean residual min=-0.000578 max=0.000985 Jy/beam ! Clean residual mean=0.000144 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.329726 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 81 components and 0.329726 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208746Jy sigma=0.001820 ! Fit after self-cal, rms=0.208744Jy sigma=0.001820 ! Inverting map ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 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 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! Estimated beam: bmin=0.7311 mas, bmaj=0.7584 mas, bpa=-52.4 degrees ! Estimated noise=138.857 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7311 x 0.7584 at -52.4 degrees (North through East) ! Clean map min=-0.0014132 max=0.20479 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 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! Estimated beam: bmin=0.5273 mas, bmaj=0.5772 mas, bpa=-25.03 degrees ! Estimated noise=390.33 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.154458 Jy ! Component: 100 - total flux cleaned = 0.224525 Jy ! Component: 150 - total flux cleaned = 0.261336 Jy ! Component: 200 - total flux cleaned = 0.281825 Jy ! Total flux subtracted in 200 components = 0.281825 Jy ! Clean residual min=-0.003703 max=0.010674 Jy/beam ! Clean residual mean=0.000051 rms=0.001157 Jy/beam ! Combined flux in latest and established models = 0.281825 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.281825 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! Estimated beam: bmin=0.7311 mas, bmaj=0.7584 mas, bpa=-52.4 degrees ! Estimated noise=138.857 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 = 0.0204197 Jy ! Component: 100 - total flux cleaned = 0.0310985 Jy ! Component: 150 - total flux cleaned = 0.0372059 Jy ! Component: 200 - total flux cleaned = 0.0409565 Jy ! Total flux subtracted in 200 components = 0.0409565 Jy ! Clean residual min=-0.001217 max=0.002248 Jy/beam ! Clean residual mean=0.000117 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.322781 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 24 components and 0.322781 Jy ! Inverting map ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! Added new window around map position (-0.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00258164 Jy ! Component: 100 - total flux cleaned = 0.00411279 Jy ! Component: 150 - total flux cleaned = 0.00479147 Jy ! Component: 200 - total flux cleaned = 0.00516158 Jy ! Total flux subtracted in 200 components = 0.00516158 Jy ! Clean residual min=-0.001202 max=0.001183 Jy/beam ! Clean residual mean=0.000066 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.327943 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 36 components and 0.327943 Jy ! Inverting map ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 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 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! Estimated beam: bmin=2.273 mas, bmaj=3.203 mas, bpa=-37.24 degrees ! Estimated noise=195.198 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129333 Jy ! Component: 100 - total flux cleaned = 0.00153399 Jy ! Component: 150 - total flux cleaned = 0.00162387 Jy ! Component: 200 - total flux cleaned = 0.00171357 Jy ! Total flux subtracted in 200 components = 0.00171357 Jy ! Clean residual min=-0.000637 max=0.000944 Jy/beam ! Clean residual mean=0.000148 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.329656 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 = 4.32543e-05 Jy ! Component: 100 - total flux cleaned = 5.46388e-05 Jy ! Component: 150 - total flux cleaned = 5.49059e-05 Jy ! Component: 200 - total flux cleaned = 6.44615e-05 Jy ! Total flux subtracted in 200 components = 6.44615e-05 Jy ! Clean residual min=-0.000607 max=0.000947 Jy/beam ! Clean residual mean=0.000145 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.329721 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 71 components and 0.329721 Jy ! Inverting map ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! Estimated beam: bmin=0.7311 mas, bmaj=0.7584 mas, bpa=-52.4 degrees ! Estimated noise=138.857 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000276969 Jy ! Component: 100 - total flux cleaned = -0.000239512 Jy ! Component: 150 - total flux cleaned = -0.00027168 Jy ! Component: 200 - total flux cleaned = -0.000271787 Jy ! Total flux subtracted in 200 components = -0.000271787 Jy ! Clean residual min=-0.001148 max=0.001061 Jy/beam ! Clean residual mean=0.000050 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.329449 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 75 components and 0.329449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208784Jy sigma=0.001822 ! Fit after self-cal, rms=0.208792Jy sigma=0.001821 wmodel J1448+7601_X_2003_06_18_pus_map.mod ! Writing 75 model components to file: J1448+7601_X_2003_06_18_pus_map.mod wobs J1448+7601_X_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J1448+7601_X_2003_06_18_pus_uvs.fits wwins J1448+7601_X_2003_06_18_pus_map.win ! wwins: Wrote 6 windows to J1448+7601_X_2003_06_18_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 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -9.10064e-05 Jy ! Component: 100 - total flux cleaned = 0.000133238 Jy ! Component: 150 - total flux cleaned = 0.000297391 Jy ! Component: 200 - total flux cleaned = 0.00043904 Jy ! Component: 250 - total flux cleaned = 0.000591369 Jy ! Component: 300 - total flux cleaned = 0.000753509 Jy ! Component: 350 - total flux cleaned = 0.000954061 Jy ! Component: 400 - total flux cleaned = 0.00114997 Jy ! Component: 450 - total flux cleaned = 0.0013146 Jy ! Component: 500 - total flux cleaned = 0.00147642 Jy ! Component: 550 - total flux cleaned = 0.00162201 Jy ! Component: 600 - total flux cleaned = 0.00172619 Jy ! Component: 650 - total flux cleaned = 0.00186737 Jy ! Component: 700 - total flux cleaned = 0.00198131 Jy ! Component: 750 - total flux cleaned = 0.00206905 Jy ! Component: 800 - total flux cleaned = 0.00221746 Jy ! Component: 850 - total flux cleaned = 0.00231519 Jy ! Component: 900 - total flux cleaned = 0.00237564 Jy ! Component: 950 - total flux cleaned = 0.00248338 Jy ! Component: 1000 - total flux cleaned = 0.00254257 Jy ! Total flux subtracted in 1024 components = 0.00258968 Jy ! Clean residual min=-0.000715 max=0.000686 Jy/beam ! Clean residual mean=0.000028 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.332039 Jy keep ! Adding 72 model components to the UV plane model. ! The established model now contains 147 components and 0.332039 Jy wmap "J1448+7601_X_2003_06_18_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7311 x 0.7584 at -52.4 degrees (North through East) ! Clean map min=-0.0012754 max=0.20335 Jy/beam ! Writing clean map to FITS file: J1448+7601_X_2003_06_18_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.203353 invert ! Inverting map ! Your choice of large map pixels excluded 5.11% of the data. ! The x-axis pixel size should ideally be below 0.155 milli-arcsec ! The y-axis pixel size should ideally be below 0.1664 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000222469 device "J1448+7601_X_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J1448+7601_X_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.328201 0.328201 0.656403 1.31281 2.62561 5.25122 10.5024 21.0049 42.0098 84.0195 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.203 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7311 x 0.7584 at -52.4 degrees (North through East) ! Clean map min=-0.0012754 max=0.20335 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1448+7601_X_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J1448+7601_X_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1448+7601_X_2003_06_18_pus_uvs.log closed on Thu Jan 18 14:04:22 2007