! Started logfile: J0242+1101_X_2003_06_18_pus_uvs.log on Wed Jan 17 16:19:26 2007 obs J0242+1101_X_2003_06_18_pus_uva.fits ! Reading UV FITS file: J0242+1101_X_2003_06_18_pus_uva.fits ! AN table 1: 300 integrations on 153 of 153 possible baselines. ! AN table 2: 201 integrations on 153 of 153 possible baselines. ! AN table 3: Unused. ! AN table 4: Unused. ! AN table 5: 151 integrations on 153 of 153 possible baselines. ! AN table 6: Unused. ! AN table 7: Unused. ! AN table 8: 91 integrations on 153 of 153 possible baselines. ! AN table 9: Unused. ! Apparent sampling: 0.293502 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0242+1101 ! ! 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 2231 lines of history. ! ! Reading 133460 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 float field_size field_size = 256 float field_cell field_cell = 0.2 float 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 = 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 3640 telescope corrections were flagged in sub-array 1. ! A total of 2722 telescope corrections were flagged in sub-array 2. ! A total of 2356 telescope corrections were flagged in sub-array 3. ! A total of 1569 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 3521 telescope corrections were flagged in sub-array 1. ! A total of 2722 telescope corrections were flagged in sub-array 2. ! A total of 2159 telescope corrections were flagged in sub-array 3. ! A total of 1540 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 3522 telescope corrections were flagged in sub-array 1. ! A total of 2722 telescope corrections were flagged in sub-array 2. ! A total of 2159 telescope corrections were flagged in sub-array 3. ! A total of 1540 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 3522 telescope corrections were flagged in sub-array 1. ! A total of 2722 telescope corrections were flagged in sub-array 2. ! A total of 2159 telescope corrections were flagged in sub-array 3. ! A total of 1540 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.826505Jy sigma=0.009154 ! Fit after self-cal, rms=0.609146Jy sigma=0.006239 ! 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 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Estimated beam: bmin=0.578 mas, bmaj=1.202 mas, bpa=-0.7683 degrees ! Estimated noise=565.355 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 = 0.412946 Jy ! Component: 100 - total flux cleaned = 0.513194 Jy ! Total flux subtracted in 100 components = 0.513194 Jy ! Clean residual min=-0.017313 max=0.069283 Jy/beam ! Clean residual mean=0.001960 rms=0.007389 Jy/beam ! Combined flux in latest and established models = 0.513194 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.513194 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.405360Jy sigma=0.003035 ! Fit after self-cal, rms=0.405262Jy sigma=0.003034 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Added new window around map position (1.2, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0653786 Jy ! Component: 100 - total flux cleaned = 0.104858 Jy ! Total flux subtracted in 100 components = 0.104858 Jy ! Clean residual min=-0.012989 max=0.035623 Jy/beam ! Clean residual mean=0.001419 rms=0.005306 Jy/beam ! Combined flux in latest and established models = 0.618052 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.618052 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.391612Jy sigma=0.002564 ! Fit after self-cal, rms=0.390379Jy sigma=0.002543 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Added new window around map position (2, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0360846 Jy ! Component: 100 - total flux cleaned = 0.060221 Jy ! Total flux subtracted in 100 components = 0.060221 Jy ! Clean residual min=-0.010682 max=0.032116 Jy/beam ! Clean residual mean=0.001104 rms=0.004222 Jy/beam ! Combined flux in latest and established models = 0.678273 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 30 components and 0.678273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.385184Jy sigma=0.002338 ! Fit after self-cal, rms=0.384738Jy sigma=0.002332 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Added new window around map position (2.8, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0312024 Jy ! Component: 100 - total flux cleaned = 0.05003 Jy ! Total flux subtracted in 100 components = 0.05003 Jy ! Clean residual min=-0.009238 max=0.014541 Jy/beam ! Clean residual mean=0.000845 rms=0.003380 Jy/beam ! Combined flux in latest and established models = 0.728303 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 43 components and 0.728303 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.380794Jy sigma=0.002179 ! Fit after self-cal, rms=0.380428Jy sigma=0.002174 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1542 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 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Estimated beam: bmin=0.7179 mas, bmaj=1.527 mas, bpa=-5.568 degrees ! Estimated noise=253.238 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 = 0.0378292 Jy ! Component: 100 - total flux cleaned = 0.061263 Jy ! Component: 150 - total flux cleaned = 0.0777257 Jy ! Component: 200 - total flux cleaned = 0.0899892 Jy ! Total flux subtracted in 200 components = 0.0899892 Jy ! Clean residual min=-0.007240 max=0.015351 Jy/beam ! Clean residual mean=0.001435 rms=0.003228 Jy/beam ! Combined flux in latest and established models = 0.818292 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 81 components and 0.818292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.376963Jy sigma=0.002030 ! Fit after self-cal, rms=0.376371Jy sigma=0.002016 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 159 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 0.98 GG 1.00* HN 0.97 ! KK 0.96 KP 0.99 LA 0.94 MA 1.00* ! MK 0.99 NL 1.06 ON 1.10 OV 1.02 ! PT 0.95 SC 0.97 TC 1.05 TS 1.00* ! WF 1.00 WZ 0.94 ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.96 GG 1.00* HN 1.01 ! KK 1.05 KP 0.97 LA 0.93 MA 1.00* ! MK 1.00 NL 1.04 ON 1.00* OV 1.00 ! PT 0.95 SC 1.02 TC 1.04 TS 1.17 ! WF 1.05 WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.99 GG 1.00* HN 0.86 ! KK 1.00* KP 1.00 LA 0.97 MA 1.00* ! MK 1.00* NL 1.04 ON 1.11 OV 1.01 ! PT 0.97 SC 1.01 TC 1.00* TS 1.00* ! WF 1.03 WZ 1.00 ! ! A total of 69 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Correcting IF 2. ! A total of 228 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 0.98 GG 1.00* HN 0.99 ! KK 0.98 KP 0.95 LA 0.95 MA 1.10 ! MK 0.99 NL 1.03 ON 1.07 OV 1.01 ! PT 0.99 SC 0.93 TC 1.14 TS 1.00* ! WF 1.02 WZ 0.87 ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.96 GG 1.00* HN 1.02 ! KK 1.02 KP 0.91 LA 0.94 MA 1.00* ! MK 1.02 NL 1.00 ON 1.00* OV 1.00 ! PT 0.99 SC 0.97 TC 1.09 TS 1.15 ! WF 1.07 WZ 1.00* ! ! A total of 183 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.98 GG 1.00* HN 0.86 ! KK 1.00* KP 0.93 LA 0.97 MA 0.85 ! MK 1.00* NL 0.99 ON 1.04 OV 1.01 ! PT 1.02 SC 0.94 TC 1.00* TS 1.00* ! WF 1.08 WZ 0.97 ! ! A total of 42 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GG 1.00* HN 1.23 ! KK 1.00* KP 1.00* LA 1.00* MA 1.07 ! MK 1.00* NL 1.00* ON 1.06 OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 0.93 ! ! ! Correcting IF 3. ! A total of 228 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.31 FD 0.97 GG 1.00* HN 0.97 ! KK 1.03 KP 0.99 LA 0.96 MA 1.22 ! MK 0.99 NL 1.02 ON 1.04 OV 1.05 ! PT 1.01 SC 0.95 TC 1.11 TS 1.00* ! WF 0.96 WZ 0.96 ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.95 GG 1.00* HN 1.01 ! KK 0.99 KP 0.96 LA 0.95 MA 1.00* ! MK 1.00 NL 1.00 ON 1.00* OV 1.03 ! PT 1.03 SC 0.98 TC 1.07 TS 1.18 ! WF 1.01 WZ 1.00* ! ! A total of 183 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.96 GG 1.00* HN 0.86 ! KK 1.00* KP 0.98 LA 0.98 MA 0.82 ! MK 1.00* NL 0.97 ON 1.09 OV 1.06 ! PT 1.05 SC 0.99 TC 1.00* TS 1.00* ! WF 1.02 WZ 1.00 ! ! A total of 42 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GG 1.00* HN 1.22 ! KK 1.00* KP 1.00* LA 1.00* MA 0.93 ! MK 1.00* NL 1.00* ON 1.11 OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 0.98 ! ! ! Correcting IF 4. ! A total of 228 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 0.96 GG 1.00* HN 1.00 ! KK 0.99 KP 0.94 LA 0.93 MA 1.23 ! MK 1.03 NL 1.02 ON 1.01 OV 1.03 ! PT 1.02 SC 1.00 TC 1.03 TS 1.00* ! WF 0.95 WZ 0.96 ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.94 GG 1.00* HN 1.05 ! KK 1.04 KP 0.91 LA 0.94 MA 1.00* ! MK 1.01 NL 1.00 ON 1.00* OV 1.02 ! PT 1.03 SC 1.03 TC 1.02 TS 1.18 ! WF 0.98 WZ 1.00* ! ! A total of 183 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 0.97 GG 1.00* HN 0.88 ! KK 1.00* KP 0.93 LA 0.95 MA 0.76 ! MK 1.00* NL 0.99 ON 1.01 OV 1.03 ! PT 1.06 SC 1.02 TC 1.00* TS 1.00* ! WF 1.03 WZ 1.02 ! ! A total of 42 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GG 1.00* HN 1.15 ! KK 1.00* KP 1.00* LA 1.00* MA 0.81 ! MK 1.00* NL 1.00* ON 1.05 OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.06 ! ! ! Fit before self-cal, rms=0.376371Jy sigma=0.002016 ! Fit after self-cal, rms=0.424795Jy sigma=0.001953 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Estimated beam: bmin=0.7225 mas, bmaj=1.571 mas, bpa=-5.866 degrees ! Estimated noise=250.893 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 (3.4, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108576 Jy ! Component: 100 - total flux cleaned = 0.0177709 Jy ! Component: 150 - total flux cleaned = 0.0220981 Jy ! Component: 200 - total flux cleaned = 0.0240519 Jy ! Total flux subtracted in 200 components = 0.0240519 Jy ! Clean residual min=-0.003220 max=0.004669 Jy/beam ! Clean residual mean=0.000458 rms=0.001108 Jy/beam ! Combined flux in latest and established models = 0.842344 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 107 components and 0.842344 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.424445Jy sigma=0.001940 ! Fit after self-cal, rms=0.424609Jy sigma=0.001939 ! Inverting map ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 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=0.424609Jy sigma=0.001939 ! Fit after self-cal, rms=0.427198Jy sigma=0.001936 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Estimated beam: bmin=0.7218 mas, bmaj=1.57 mas, bpa=-5.861 degrees ! Estimated noise=250.784 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00604168 Jy ! Component: 100 - total flux cleaned = 0.00990882 Jy ! Component: 150 - total flux cleaned = 0.0115242 Jy ! Component: 200 - total flux cleaned = 0.0123584 Jy ! Total flux subtracted in 200 components = 0.0123584 Jy ! Clean residual min=-0.002622 max=0.003646 Jy/beam ! Clean residual mean=0.000375 rms=0.000843 Jy/beam ! Combined flux in latest and established models = 0.854703 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 116 components and 0.854703 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.427063Jy sigma=0.001932 ! Fit after self-cal, rms=0.427061Jy sigma=0.001931 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.2, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00302001 Jy ! Component: 100 - total flux cleaned = 0.00478303 Jy ! Component: 150 - total flux cleaned = 0.00549323 Jy ! Component: 200 - total flux cleaned = 0.00596659 Jy ! Total flux subtracted in 200 components = 0.00596659 Jy ! Clean residual min=-0.002152 max=0.003252 Jy/beam ! Clean residual mean=0.000283 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 0.860669 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 125 components and 0.860669 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.427001Jy sigma=0.001930 ! Fit after self-cal, rms=0.427000Jy sigma=0.001930 ! Inverting map ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Added new window around map position (1.2, -6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00253807 Jy ! Component: 100 - total flux cleaned = 0.00333219 Jy ! Component: 150 - total flux cleaned = 0.00388505 Jy ! Component: 200 - total flux cleaned = 0.00439125 Jy ! Total flux subtracted in 200 components = 0.00439125 Jy ! Clean residual min=-0.002302 max=0.002780 Jy/beam ! Clean residual mean=0.000217 rms=0.000708 Jy/beam ! Combined flux in latest and established models = 0.865061 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 135 components and 0.865061 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.426957Jy sigma=0.001929 ! Fit after self-cal, rms=0.426952Jy sigma=0.001929 ! Inverting map ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 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=0.426952Jy sigma=0.001929 ! Fit after self-cal, rms=0.428618Jy sigma=0.001926 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Estimated beam: bmin=0.7216 mas, bmaj=1.57 mas, bpa=-5.896 degrees ! Estimated noise=250.458 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00296718 Jy ! Component: 100 - total flux cleaned = 0.00481295 Jy ! Component: 150 - total flux cleaned = 0.00520053 Jy ! Component: 200 - total flux cleaned = 0.00560987 Jy ! Total flux subtracted in 200 components = 0.00560987 Jy ! Clean residual min=-0.001853 max=0.002167 Jy/beam ! Clean residual mean=0.000216 rms=0.000583 Jy/beam ! Combined flux in latest and established models = 0.87067 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 142 components and 0.87067 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.428574Jy sigma=0.001925 ! Fit after self-cal, rms=0.428566Jy sigma=0.001925 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 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 = 0.000703718 Jy ! Component: 100 - total flux cleaned = 0.00103141 Jy ! Component: 150 - total flux cleaned = 0.00128314 Jy ! Component: 200 - total flux cleaned = 0.00156993 Jy ! Total flux subtracted in 200 components = 0.00156993 Jy ! Clean residual min=-0.001854 max=0.002115 Jy/beam ! Clean residual mean=0.000191 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.87224 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 150 components and 0.87224 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.428550Jy sigma=0.001924 ! Fit after self-cal, rms=0.428545Jy sigma=0.001924 ! Inverting map ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 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=0.428545Jy sigma=0.001924 ! Fit after self-cal, rms=0.429136Jy sigma=0.001924 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Estimated beam: bmin=2.06 mas, bmaj=3.268 mas, bpa=-9.791 degrees ! Estimated noise=319.465 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00292907 Jy ! Component: 100 - total flux cleaned = 0.00411852 Jy ! Component: 150 - total flux cleaned = 0.00442662 Jy ! Component: 200 - total flux cleaned = 0.00462047 Jy ! Total flux subtracted in 200 components = 0.00462047 Jy ! Clean residual min=-0.001128 max=0.002313 Jy/beam ! Clean residual mean=0.000406 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.876861 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 172 components and 0.876861 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.429127Jy sigma=0.001924 ! Fit after self-cal, rms=0.429129Jy sigma=0.001924 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 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 = 0.000564086 Jy ! Component: 100 - total flux cleaned = 0.000792818 Jy ! Component: 150 - total flux cleaned = 0.000875933 Jy ! Component: 200 - total flux cleaned = 0.000951169 Jy ! Total flux subtracted in 200 components = 0.000951169 Jy ! Clean residual min=-0.001217 max=0.002298 Jy/beam ! Clean residual mean=0.000366 rms=0.000652 Jy/beam ! Combined flux in latest and established models = 0.877812 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 184 components and 0.877812 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.429125Jy sigma=0.001924 ! Fit after self-cal, rms=0.429121Jy sigma=0.001924 ! Inverting map ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 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 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Estimated beam: bmin=0.7216 mas, bmaj=1.57 mas, bpa=-5.906 degrees ! Estimated noise=250.437 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7216 x 1.57 at -5.906 degrees (North through East) ! Clean map min=-0.001481 max=0.53771 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=0.429121Jy sigma=0.001924 ! Fit after self-cal, rms=0.763764Jy sigma=0.001754 ! Inverting map and beam ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Estimated beam: bmin=0.7214 mas, bmaj=1.567 mas, bpa=-5.904 degrees ! Estimated noise=250.399 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000621837 Jy ! Component: 100 - total flux cleaned = 0.000403377 Jy ! Component: 150 - total flux cleaned = 0.000255053 Jy ! Component: 200 - total flux cleaned = 0.00011585 Jy ! Total flux subtracted in 200 components = 0.00011585 Jy ! Clean residual min=-0.001507 max=0.001949 Jy/beam ! Clean residual mean=0.000140 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.877928 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 193 components and 0.877928 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.763747Jy sigma=0.001753 ! Fit after self-cal, rms=0.763733Jy sigma=0.001753 ! Inverting map ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.15719e-05 Jy ! Component: 100 - total flux cleaned = -9.87448e-05 Jy ! Component: 150 - total flux cleaned = -5.79415e-05 Jy ! Component: 200 - total flux cleaned = -9.66583e-05 Jy ! Total flux subtracted in 200 components = -9.66583e-05 Jy ! Clean residual min=-0.001501 max=0.001883 Jy/beam ! Clean residual mean=0.000140 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.877831 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 196 components and 0.877831 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.763722Jy sigma=0.001753 ! Fit after self-cal, rms=0.763713Jy sigma=0.001753 ! Inverting map ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.763713Jy sigma=0.001753 ! Fit after self-cal, rms=0.759891Jy sigma=0.001753 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 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Estimated beam: bmin=0.5863 mas, bmaj=1.217 mas, bpa=-1.1 degrees ! Estimated noise=565.015 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.410793 Jy ! Component: 100 - total flux cleaned = 0.521566 Jy ! Component: 150 - total flux cleaned = 0.587142 Jy ! Component: 200 - total flux cleaned = 0.635327 Jy ! Total flux subtracted in 200 components = 0.635327 Jy ! Clean residual min=-0.009052 max=0.028164 Jy/beam ! Clean residual mean=0.001247 rms=0.004291 Jy/beam ! Combined flux in latest and established models = 0.635327 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.635326 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Estimated beam: bmin=0.7215 mas, bmaj=1.567 mas, bpa=-5.909 degrees ! Estimated noise=250.37 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 = 0.0652576 Jy ! Component: 100 - total flux cleaned = 0.108749 Jy ! Component: 150 - total flux cleaned = 0.139158 Jy ! Component: 200 - total flux cleaned = 0.161071 Jy ! Total flux subtracted in 200 components = 0.161071 Jy ! Clean residual min=-0.004100 max=0.012630 Jy/beam ! Clean residual mean=0.001486 rms=0.002853 Jy/beam ! Combined flux in latest and established models = 0.796397 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 63 components and 0.796397 Jy ! Inverting map ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Added new window around map position (0.6, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0162812 Jy ! Component: 100 - total flux cleaned = 0.0286609 Jy ! Component: 150 - total flux cleaned = 0.0382587 Jy ! Component: 200 - total flux cleaned = 0.0457978 Jy ! Total flux subtracted in 200 components = 0.0457978 Jy ! Clean residual min=-0.002364 max=0.004898 Jy/beam ! Clean residual mean=0.000715 rms=0.001170 Jy/beam ! Combined flux in latest and established models = 0.842195 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 103 components and 0.842195 Jy ! Inverting map ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 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 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Estimated beam: bmin=2.059 mas, bmaj=3.264 mas, bpa=-9.73 degrees ! Estimated noise=319.62 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121086 Jy ! Component: 100 - total flux cleaned = 0.019411 Jy ! Component: 150 - total flux cleaned = 0.0242811 Jy ! Component: 200 - total flux cleaned = 0.0276007 Jy ! Total flux subtracted in 200 components = 0.0276007 Jy ! Clean residual min=-0.000982 max=0.002369 Jy/beam ! Clean residual mean=0.000692 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.869796 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) ! Added new window around map position (1, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0025968 Jy ! Component: 100 - total flux cleaned = 0.00444319 Jy ! Component: 150 - total flux cleaned = 0.00585408 Jy ! Component: 200 - total flux cleaned = 0.00699201 Jy ! Total flux subtracted in 200 components = 0.00699201 Jy ! Clean residual min=-0.000840 max=0.001667 Jy/beam ! Clean residual mean=0.000394 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.876788 Jy ! Adding 103 model components to the UV plane model. ! The established model now contains 186 components and 0.876788 Jy ! Inverting map ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! Estimated beam: bmin=0.7215 mas, bmaj=1.567 mas, bpa=-5.909 degrees ! Estimated noise=250.37 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000517152 Jy ! Component: 100 - total flux cleaned = 0.000968043 Jy ! Component: 150 - total flux cleaned = 0.00132461 Jy ! Component: 200 - total flux cleaned = 0.00176208 Jy ! Total flux subtracted in 200 components = 0.00176208 Jy ! Clean residual min=-0.001562 max=0.001983 Jy/beam ! Clean residual mean=0.000121 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.87855 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 209 components and 0.87855 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.759976Jy sigma=0.001754 ! Fit after self-cal, rms=0.759929Jy sigma=0.001753 wmodel J0242+1101_X_2003_06_18_pus_map.mod ! Writing 209 model components to file: J0242+1101_X_2003_06_18_pus_map.mod wobs J0242+1101_X_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J0242+1101_X_2003_06_18_pus_uvs.fits wwins J0242+1101_X_2003_06_18_pus_map.win ! wwins: Wrote 9 windows to J0242+1101_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 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000764636 Jy ! Component: 100 - total flux cleaned = 0.00122791 Jy ! Component: 150 - total flux cleaned = 0.00164227 Jy ! Component: 200 - total flux cleaned = 0.00196287 Jy ! Component: 250 - total flux cleaned = 0.00222239 Jy ! Component: 300 - total flux cleaned = 0.0024247 Jy ! Component: 350 - total flux cleaned = 0.00264651 Jy ! Component: 400 - total flux cleaned = 0.00288739 Jy ! Component: 450 - total flux cleaned = 0.00309973 Jy ! Component: 500 - total flux cleaned = 0.00333103 Jy ! Component: 550 - total flux cleaned = 0.00355811 Jy ! Component: 600 - total flux cleaned = 0.0037817 Jy ! Component: 650 - total flux cleaned = 0.00400189 Jy ! Component: 700 - total flux cleaned = 0.00426229 Jy ! Component: 750 - total flux cleaned = 0.00447631 Jy ! Component: 800 - total flux cleaned = 0.00470861 Jy ! Component: 850 - total flux cleaned = 0.00485473 Jy ! Component: 900 - total flux cleaned = 0.00506126 Jy ! Component: 950 - total flux cleaned = 0.00522458 Jy ! Component: 1000 - total flux cleaned = 0.00536608 Jy ! Total flux subtracted in 1024 components = 0.00546629 Jy ! Clean residual min=-0.001119 max=0.001088 Jy/beam ! Clean residual mean=0.000066 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.884016 Jy keep ! Adding 73 model components to the UV plane model. ! The established model now contains 282 components and 0.884016 Jy wmap "J0242+1101_X_2003_06_18_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7215 x 1.567 at -5.909 degrees (North through East) ! Clean map min=-0.0013081 max=0.53595 Jy/beam ! Writing clean map to FITS file: J0242+1101_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 0.535952 invert ! Inverting map ! Your choice of large map pixels excluded 1.76% of the data. ! The x-axis pixel size should ideally be below 0.1542 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000373968 device "J0242+1101_X_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J0242+1101_X_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.209329 0.209329 0.418658 0.837316 1.67463 3.34926 6.69853 13.3971 26.7941 53.5882 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.535 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7215 x 1.567 at -5.909 degrees (North through East) ! Clean map min=-0.0013081 max=0.53595 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0242+1101_X_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J0242+1101_X_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0242+1101_X_2003_06_18_pus_uvs.log closed on Wed Jan 17 16:22:28 2007