! Started logfile: J2158-1501_X_2003_09_17_pus_uvs.log on Sat May 12 22:24:26 2007 obs J2158-1501_X_2003_09_17_pus_uva.fits ! Reading UV FITS file: J2158-1501_X_2003_09_17_pus_uva.fits ! AN table 1: 131 integrations on 120 of 120 possible baselines. ! AN table 2: 88 integrations on 120 of 120 possible baselines. ! AN table 3: 188 integrations on 120 of 120 possible baselines. ! AN table 4: 20 integrations on 120 of 120 possible baselines. ! AN table 5: 14 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.112169 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2158-1501 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 1485 lines of history. ! ! Reading 23744 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 1325 telescope corrections were flagged in sub-array 1. ! A total of 1041 telescope corrections were flagged in sub-array 2. ! A total of 2241 telescope corrections were flagged in sub-array 3. ! A total of 320 telescope corrections were flagged in sub-array 4. ! A total of 191 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 1325 telescope corrections were flagged in sub-array 1. ! A total of 1041 telescope corrections were flagged in sub-array 2. ! A total of 2241 telescope corrections were flagged in sub-array 3. ! A total of 320 telescope corrections were flagged in sub-array 4. ! A total of 191 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 1325 telescope corrections were flagged in sub-array 1. ! A total of 1041 telescope corrections were flagged in sub-array 2. ! A total of 2241 telescope corrections were flagged in sub-array 3. ! A total of 320 telescope corrections were flagged in sub-array 4. ! A total of 191 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 1325 telescope corrections were flagged in sub-array 1. ! A total of 1041 telescope corrections were flagged in sub-array 2. ! A total of 2241 telescope corrections were flagged in sub-array 3. ! A total of 320 telescope corrections were flagged in sub-array 4. ! A total of 191 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.888784Jy sigma=0.008293 ! Fit after self-cal, rms=0.450258Jy sigma=0.004181 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.85% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.5733 mas, bmaj=2.298 mas, bpa=-1.359 degrees ! Estimated noise=996.065 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 = 0.665478 Jy ! Component: 100 - total flux cleaned = 0.891714 Jy ! Total flux subtracted in 100 components = 0.891714 Jy ! Clean residual min=-0.074593 max=0.167809 Jy/beam ! Clean residual mean=0.001802 rms=0.022492 Jy/beam ! Combined flux in latest and established models = 0.891714 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.891714 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.428663Jy sigma=0.004137 ! Fit after self-cal, rms=0.427846Jy sigma=0.004129 ! Inverting map ! Your choice of large map pixels excluded 0.85% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Added new window around map position (-1.6, -2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.162163 Jy ! Component: 100 - total flux cleaned = 0.263351 Jy ! Total flux subtracted in 100 components = 0.263351 Jy ! Clean residual min=-0.051289 max=0.069825 Jy/beam ! Clean residual mean=0.001074 rms=0.014501 Jy/beam ! Combined flux in latest and established models = 1.15507 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 18 components and 1.15507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301847Jy sigma=0.002818 ! Fit after self-cal, rms=0.293147Jy sigma=0.002750 ! Inverting map ! Your choice of large map pixels excluded 0.85% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.85% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.8031 mas, bmaj=2.49 mas, bpa=-2.504 degrees ! Estimated noise=520.249 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 = 0.163757 Jy ! Component: 100 - total flux cleaned = 0.259104 Jy ! Component: 150 - total flux cleaned = 0.318294 Jy ! Component: 200 - total flux cleaned = 0.355415 Jy ! Total flux subtracted in 200 components = 0.355415 Jy ! Clean residual min=-0.019171 max=0.046181 Jy/beam ! Clean residual mean=0.001092 rms=0.008804 Jy/beam ! Combined flux in latest and established models = 1.51048 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 42 components and 1.51048 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191612Jy sigma=0.001586 ! Fit after self-cal, rms=0.183255Jy sigma=0.001502 ! Inverting map ! Your choice of large map pixels excluded 0.85% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 GC 1.00* HN 1.03 KP 1.00 ! LA 0.96 MK 0.95 NL 1.09 NY 1.00* ! ON 1.00* OV 0.96 PT 0.96 SC 1.02 ! TS 1.00* KK 0.99 WZ 1.00* WF 1.12 ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 GC 1.00* HN 0.99 KP 1.01 ! LA 0.97 MK 1.00* NL 1.04 NY 1.00* ! ON 1.00* OV 0.95 PT 0.96 SC 0.93 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.05 ! ! A total of 207 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 0.95 GC 1.00* HN 1.03 KP 1.01 ! LA 0.98 MK 1.01 NL 1.06 NY 1.00* ! ON 1.00* OV 0.97 PT 0.97 SC 1.01 ! TS 1.19 KK 1.04 WZ 1.00* WF 1.10 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.00* GC 0.00* HN 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* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! FD 0.00* GC 0.00* HN 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* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! ! Correcting IF 2. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 GC 1.00* HN 1.03 KP 0.95 ! LA 0.98 MK 0.95 NL 1.09 NY 1.00* ! ON 1.00* OV 0.95 PT 0.99 SC 0.97 ! TS 1.00* KK 0.97 WZ 1.00* WF 1.03 ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.93 GC 1.00* HN 0.99 KP 0.95 ! LA 0.98 MK 1.00* NL 1.02 NY 1.00* ! ON 1.00* OV 0.94 PT 1.00 SC 0.90 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.01 ! ! A total of 207 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 0.95 GC 1.00* HN 1.06 KP 0.96 ! LA 0.98 MK 1.02 NL 1.05 NY 1.00* ! ON 1.00* OV 0.96 PT 1.01 SC 0.97 ! TS 1.17 KK 1.06 WZ 1.00* WF 1.04 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.00* GC 0.00* HN 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* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! FD 0.00* GC 0.00* HN 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* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! ! Correcting IF 3. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 GC 1.00* HN 1.02 KP 0.94 ! LA 0.99 MK 0.93 NL 1.05 NY 1.00* ! ON 1.00* OV 0.99 PT 1.00 SC 0.99 ! TS 1.00* KK 0.92 WZ 1.00* WF 1.13 ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.92 GC 1.00* HN 0.99 KP 0.95 ! LA 0.98 MK 1.00* NL 1.01 NY 1.00* ! ON 1.00* OV 0.98 PT 1.00 SC 0.88 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.07 ! ! A total of 207 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 0.94 GC 1.00* HN 1.03 KP 0.95 ! LA 1.00 MK 1.01 NL 1.03 NY 1.00* ! ON 1.00* OV 1.00 PT 1.02 SC 0.96 ! TS 1.21 KK 1.00 WZ 1.00* WF 1.09 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.00* GC 0.00* HN 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* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! FD 0.00* GC 0.00* HN 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* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 GC 1.00* HN 1.05 KP 0.95 ! LA 0.96 MK 0.95 NL 1.07 NY 1.00* ! ON 1.00* OV 0.99 PT 1.00 SC 1.04 ! TS 1.00* KK 0.97 WZ 1.00* WF 1.04 ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 GC 1.00* HN 1.01 KP 0.96 ! LA 0.95 MK 1.00* NL 1.01 NY 1.00* ! ON 1.00* OV 0.98 PT 1.01 SC 0.94 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.02 ! ! A total of 207 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 0.95 GC 1.00* HN 1.06 KP 0.96 ! LA 0.97 MK 1.03 NL 1.04 NY 1.00* ! ON 1.00* OV 0.99 PT 1.02 SC 0.99 ! TS 1.23 KK 1.01 WZ 1.00* WF 1.04 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.00* GC 0.00* HN 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* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! FD 0.00* GC 0.00* HN 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* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! ! Fit before self-cal, rms=0.183255Jy sigma=0.001502 ! Fit after self-cal, rms=0.172570Jy sigma=0.001354 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.7974 mas, bmaj=2.488 mas, bpa=-2.45 degrees ! Estimated noise=521.491 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 (-2.4, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0184908 Jy ! Component: 100 - total flux cleaned = 0.0203971 Jy ! Component: 150 - total flux cleaned = 0.0213467 Jy ! Component: 200 - total flux cleaned = 0.0217108 Jy ! Total flux subtracted in 200 components = 0.0217108 Jy ! Clean residual min=-0.011501 max=0.010526 Jy/beam ! Clean residual mean=0.001278 rms=0.002735 Jy/beam ! Combined flux in latest and established models = 1.53219 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 59 components and 1.53219 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168026Jy sigma=0.001310 ! Fit after self-cal, rms=0.167367Jy sigma=0.001302 ! Inverting map ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 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=0.167367Jy sigma=0.001302 ! Fit after self-cal, rms=0.164908Jy sigma=0.001282 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.7974 mas, bmaj=2.482 mas, bpa=-2.394 degrees ! Estimated noise=520.701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00906054 Jy ! Component: 100 - total flux cleaned = 0.0101384 Jy ! Component: 150 - total flux cleaned = 0.0107438 Jy ! Component: 200 - total flux cleaned = 0.0112652 Jy ! Total flux subtracted in 200 components = 0.0112652 Jy ! Clean residual min=-0.007175 max=0.007968 Jy/beam ! Clean residual mean=0.000609 rms=0.001829 Jy/beam ! Combined flux in latest and established models = 1.54346 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 64 components and 1.54346 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163230Jy sigma=0.001267 ! Fit after self-cal, rms=0.162973Jy sigma=0.001264 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 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 (-0.8, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00315287 Jy ! Component: 100 - total flux cleaned = 0.003974 Jy ! Component: 150 - total flux cleaned = 0.00464552 Jy ! Component: 200 - total flux cleaned = 0.00503643 Jy ! Total flux subtracted in 200 components = 0.00503643 Jy ! Clean residual min=-0.005861 max=0.006734 Jy/beam ! Clean residual mean=0.000493 rms=0.001581 Jy/beam ! Combined flux in latest and established models = 1.54849 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 76 components and 1.54849 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162037Jy sigma=0.001257 ! Fit after self-cal, rms=0.161914Jy sigma=0.001255 ! Inverting map ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Added new window around map position (-3.2, -8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00346116 Jy ! Component: 100 - total flux cleaned = 0.00367984 Jy ! Component: 150 - total flux cleaned = 0.00387929 Jy ! Component: 200 - total flux cleaned = 0.00387886 Jy ! Total flux subtracted in 200 components = 0.00387886 Jy ! Clean residual min=-0.004553 max=0.005056 Jy/beam ! Clean residual mean=0.000421 rms=0.001329 Jy/beam ! Combined flux in latest and established models = 1.55237 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 89 components and 1.55237 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161287Jy sigma=0.001250 ! Fit after self-cal, rms=0.161221Jy sigma=0.001249 ! Inverting map ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 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=0.161221Jy sigma=0.001249 ! Fit after self-cal, rms=0.160378Jy sigma=0.001246 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.7986 mas, bmaj=2.478 mas, bpa=-2.352 degrees ! Estimated noise=520.162 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00463136 Jy ! Component: 100 - total flux cleaned = 0.00540225 Jy ! Component: 150 - total flux cleaned = 0.00556439 Jy ! Component: 200 - total flux cleaned = 0.00556386 Jy ! Total flux subtracted in 200 components = 0.00556386 Jy ! Clean residual min=-0.003861 max=0.004306 Jy/beam ! Clean residual mean=0.000307 rms=0.001115 Jy/beam ! Combined flux in latest and established models = 1.55794 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 102 components and 1.55794 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159855Jy sigma=0.001241 ! Fit after self-cal, rms=0.159803Jy sigma=0.001241 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 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 = 0.000984381 Jy ! Component: 100 - total flux cleaned = 0.00113852 Jy ! Component: 150 - total flux cleaned = 0.00140575 Jy ! Component: 200 - total flux cleaned = 0.00140666 Jy ! Total flux subtracted in 200 components = 0.00140666 Jy ! Clean residual min=-0.003538 max=0.003749 Jy/beam ! Clean residual mean=0.000276 rms=0.001006 Jy/beam ! Combined flux in latest and established models = 1.55934 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 110 components and 1.55934 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159537Jy sigma=0.001238 ! Fit after self-cal, rms=0.159510Jy sigma=0.001238 ! Inverting map ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 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=0.159510Jy sigma=0.001238 ! Fit after self-cal, rms=0.159356Jy sigma=0.001237 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=2.312 mas, bmaj=4.644 mas, bpa=-3.596 degrees ! Estimated noise=649.933 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00274686 Jy ! Component: 100 - total flux cleaned = 0.00318666 Jy ! Component: 150 - total flux cleaned = 0.00357346 Jy ! Component: 200 - total flux cleaned = 0.00391998 Jy ! Total flux subtracted in 200 components = 0.00391998 Jy ! Clean residual min=-0.001516 max=0.002592 Jy/beam ! Clean residual mean=0.000330 rms=0.000720 Jy/beam ! Combined flux in latest and established models = 1.56326 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 119 components and 1.56326 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159223Jy sigma=0.001236 ! Fit after self-cal, rms=0.159188Jy sigma=0.001236 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 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 = 0.00028298 Jy ! Component: 100 - total flux cleaned = 0.000728136 Jy ! Component: 150 - total flux cleaned = 0.00100033 Jy ! Component: 200 - total flux cleaned = 0.00117237 Jy ! Total flux subtracted in 200 components = 0.00117237 Jy ! Clean residual min=-0.001458 max=0.002314 Jy/beam ! Clean residual mean=0.000280 rms=0.000683 Jy/beam ! Combined flux in latest and established models = 1.56443 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 127 components and 1.56443 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159137Jy sigma=0.001235 ! Fit after self-cal, rms=0.159123Jy sigma=0.001235 ! Inverting map ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.7994 mas, bmaj=2.476 mas, bpa=-2.327 degrees ! Estimated noise=520.054 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7994 x 2.476 at -2.327 degrees (North through East) ! Clean map min=-0.0027682 max=0.88605 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=0.159123Jy sigma=0.001235 ! Fit after self-cal, rms=0.150648Jy sigma=0.001123 ! Inverting map and beam ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.7999 mas, bmaj=2.475 mas, bpa=-2.303 degrees ! Estimated noise=520.102 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00238173 Jy ! Component: 100 - total flux cleaned = 0.00226512 Jy ! Component: 150 - total flux cleaned = 0.00215879 Jy ! Component: 200 - total flux cleaned = 0.00186414 Jy ! Total flux subtracted in 200 components = 0.00186414 Jy ! Clean residual min=-0.002942 max=0.002815 Jy/beam ! Clean residual mean=-0.000031 rms=0.000809 Jy/beam ! Combined flux in latest and established models = 1.5663 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 149 components and 1.5663 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150475Jy sigma=0.001121 ! Fit after self-cal, rms=0.150460Jy sigma=0.001121 ! Inverting map ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000483586 Jy ! Component: 100 - total flux cleaned = 0.000486783 Jy ! Component: 150 - total flux cleaned = 0.000398434 Jy ! Component: 200 - total flux cleaned = 0.000233685 Jy ! Total flux subtracted in 200 components = 0.000233685 Jy ! Clean residual min=-0.002771 max=0.002814 Jy/beam ! Clean residual mean=-0.000035 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 1.56653 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 155 components and 1.56653 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150350Jy sigma=0.001120 ! Fit after self-cal, rms=0.150344Jy sigma=0.001120 ! Inverting map ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150344Jy sigma=0.001120 ! Fit after self-cal, rms=0.150452Jy sigma=0.001120 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.5893 mas, bmaj=2.279 mas, bpa=-1.211 degrees ! Estimated noise=1014.54 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.664708 Jy ! Component: 100 - total flux cleaned = 0.919979 Jy ! Component: 150 - total flux cleaned = 1.07709 Jy ! Component: 200 - total flux cleaned = 1.1812 Jy ! Total flux subtracted in 200 components = 1.1812 Jy ! Clean residual min=-0.024661 max=0.057443 Jy/beam ! Clean residual mean=0.001003 rms=0.010550 Jy/beam ! Combined flux in latest and established models = 1.1812 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 18 model components to the UV plane model. ! The established model now contains 18 components and 1.1812 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.8002 mas, bmaj=2.475 mas, bpa=-2.299 degrees ! Estimated noise=520.265 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 = 0.149699 Jy ! Component: 100 - total flux cleaned = 0.23662 Jy ! Component: 150 - total flux cleaned = 0.289881 Jy ! Component: 200 - total flux cleaned = 0.322732 Jy ! Total flux subtracted in 200 components = 0.322732 Jy ! Clean residual min=-0.007397 max=0.017072 Jy/beam ! Clean residual mean=0.001372 rms=0.004175 Jy/beam ! Combined flux in latest and established models = 1.50393 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 59 components and 1.50393 Jy ! Inverting map ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=2.311 mas, bmaj=4.642 mas, bpa=-3.61 degrees ! Estimated noise=649.961 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0308563 Jy ! Component: 100 - total flux cleaned = 0.0440967 Jy ! Component: 150 - total flux cleaned = 0.0511242 Jy ! Component: 200 - total flux cleaned = 0.0553822 Jy ! Total flux subtracted in 200 components = 0.0553822 Jy ! Clean residual min=-0.001959 max=0.003259 Jy/beam ! Clean residual mean=0.000337 rms=0.001018 Jy/beam ! Combined flux in latest and established models = 1.55931 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00279616 Jy ! Component: 100 - total flux cleaned = 0.00470134 Jy ! Component: 150 - total flux cleaned = 0.00549379 Jy ! Component: 200 - total flux cleaned = 0.00583127 Jy ! Total flux subtracted in 200 components = 0.00583127 Jy ! Clean residual min=-0.001573 max=0.002312 Jy/beam ! Clean residual mean=0.000088 rms=0.000692 Jy/beam ! Combined flux in latest and established models = 1.56514 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 123 components and 1.56514 Jy ! Inverting map ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.8002 mas, bmaj=2.475 mas, bpa=-2.299 degrees ! Estimated noise=520.265 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000806951 Jy ! Component: 100 - total flux cleaned = 0.000792257 Jy ! Component: 150 - total flux cleaned = 0.000482713 Jy ! Component: 200 - total flux cleaned = 0.000351509 Jy ! Total flux subtracted in 200 components = 0.000351509 Jy ! Clean residual min=-0.004399 max=0.003969 Jy/beam ! Clean residual mean=0.000030 rms=0.000964 Jy/beam ! Combined flux in latest and established models = 1.5655 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 141 components and 1.5655 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150569Jy sigma=0.001122 ! Fit after self-cal, rms=0.150438Jy sigma=0.001120 wmodel J2158-1501_X_2003_09_17_pus_map.mod ! Writing 141 model components to file: J2158-1501_X_2003_09_17_pus_map.mod wobs J2158-1501_X_2003_09_17_pus_uvs.fits ! Writing UV FITS file: J2158-1501_X_2003_09_17_pus_uvs.fits wwins J2158-1501_X_2003_09_17_pus_map.win ! wwins: Wrote 5 windows to J2158-1501_X_2003_09_17_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000776627 Jy ! Component: 100 - total flux cleaned = 0.00101313 Jy ! Component: 150 - total flux cleaned = 0.00128601 Jy ! Component: 200 - total flux cleaned = 0.00138805 Jy ! Component: 250 - total flux cleaned = 0.00153297 Jy ! Component: 300 - total flux cleaned = 0.00167035 Jy ! Component: 350 - total flux cleaned = 0.00171445 Jy ! Component: 400 - total flux cleaned = 0.00167083 Jy ! Component: 450 - total flux cleaned = 0.00162919 Jy ! Component: 500 - total flux cleaned = 0.00162852 Jy ! Component: 550 - total flux cleaned = 0.0015493 Jy ! Component: 600 - total flux cleaned = 0.00158854 Jy ! Component: 650 - total flux cleaned = 0.00151331 Jy ! Component: 700 - total flux cleaned = 0.00147686 Jy ! Component: 750 - total flux cleaned = 0.00147741 Jy ! Component: 800 - total flux cleaned = 0.00144215 Jy ! Component: 850 - total flux cleaned = 0.00147675 Jy ! Component: 900 - total flux cleaned = 0.00147645 Jy ! Component: 950 - total flux cleaned = 0.00150945 Jy ! Component: 1000 - total flux cleaned = 0.00144431 Jy ! Total flux subtracted in 1024 components = 0.00141239 Jy ! Clean residual min=-0.001814 max=0.001818 Jy/beam ! Clean residual mean=0.000001 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 1.56691 Jy keep ! Adding 61 model components to the UV plane model. ! The established model now contains 200 components and 1.56691 Jy wmap "J2158-1501_X_2003_09_17_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8002 x 2.475 at -2.299 degrees (North through East) ! Clean map min=-0.0030126 max=0.87629 Jy/beam ! Writing clean map to FITS file: J2158-1501_X_2003_09_17_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.876289 invert ! Inverting map ! Your choice of large map pixels excluded 0.872% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000615704 device "J2158-1501_X_2003_09_17_pus\_map.eps/VPS" ! Attempting to open device: 'J2158-1501_X_2003_09_17_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.210788 0.210788 0.421576 0.843152 1.6863 3.37261 6.74522 13.4904 26.9809 53.9618 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.876 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8002 x 2.475 at -2.299 degrees (North through East) ! Clean map min=-0.0030126 max=0.87629 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2158-1501_X_2003_09_17_pus\_map.gif/vgif" ! Attempting to open device: 'J2158-1501_X_2003_09_17_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2158-1501_X_2003_09_17_pus_uvs.log closed on Sat May 12 22:25:46 2007