! Started logfile: J0921-2618_X_2001_07_05_pus_uvs.log on Wed Jul 4 20:21:00 2007 obs J0921-2618_X_2001_07_05_pus_uva.fits ! Reading UV FITS file: J0921-2618_X_2001_07_05_pus_uva.fits ! AN table 1: 23 integrations on 171 of 171 possible baselines. ! AN table 2: 22 integrations on 171 of 171 possible baselines. ! AN table 3: 72 integrations on 171 of 171 possible baselines. ! AN table 4: 29 integrations on 171 of 171 possible baselines. ! AN table 5: 38 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0730359 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0921-2618 ! 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 2370 lines of history. ! ! Reading 9192 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 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 404 telescope corrections were flagged in sub-array 1. ! A total of 391 telescope corrections were flagged in sub-array 2. ! A total of 1118 telescope corrections were flagged in sub-array 3. ! A total of 347 telescope corrections were flagged in sub-array 4. ! A total of 450 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 404 telescope corrections were flagged in sub-array 1. ! A total of 391 telescope corrections were flagged in sub-array 2. ! A total of 1118 telescope corrections were flagged in sub-array 3. ! A total of 347 telescope corrections were flagged in sub-array 4. ! A total of 450 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 404 telescope corrections were flagged in sub-array 1. ! A total of 391 telescope corrections were flagged in sub-array 2. ! A total of 1118 telescope corrections were flagged in sub-array 3. ! A total of 347 telescope corrections were flagged in sub-array 4. ! A total of 450 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 404 telescope corrections were flagged in sub-array 1. ! A total of 391 telescope corrections were flagged in sub-array 2. ! A total of 1118 telescope corrections were flagged in sub-array 3. ! A total of 347 telescope corrections were flagged in sub-array 4. ! A total of 450 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.756759Jy sigma=0.005454 ! Fit after self-cal, rms=0.451410Jy sigma=0.003388 ! 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 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.631 mas, bmaj=1.38 mas, bpa=-0.5288 degrees ! Estimated noise=1562.71 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 = 0.870273 Jy ! Component: 100 - total flux cleaned = 1.16622 Jy ! Total flux subtracted in 100 components = 1.16622 Jy ! Clean residual min=-0.043161 max=0.138275 Jy/beam ! Clean residual mean=0.001811 rms=0.017087 Jy/beam ! Combined flux in latest and established models = 1.16622 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 1.16622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.332295Jy sigma=0.002483 ! Fit after self-cal, rms=0.332296Jy sigma=0.002482 ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.156611 Jy ! Component: 100 - total flux cleaned = 0.241414 Jy ! Total flux subtracted in 100 components = 0.241414 Jy ! Clean residual min=-0.025446 max=0.041704 Jy/beam ! Clean residual mean=0.000514 rms=0.007985 Jy/beam ! Combined flux in latest and established models = 1.40763 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 15 components and 1.40763 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240869Jy sigma=0.001596 ! Fit after self-cal, rms=0.240976Jy sigma=0.001596 ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1966 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 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.7572 mas, bmaj=1.508 mas, bpa=-3.661 degrees ! Estimated noise=1025.83 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 = 0.0568546 Jy ! Component: 100 - total flux cleaned = 0.0819086 Jy ! Component: 150 - total flux cleaned = 0.0894146 Jy ! Component: 200 - total flux cleaned = 0.0894108 Jy ! Total flux subtracted in 200 components = 0.0894108 Jy ! Clean residual min=-0.021469 max=0.035754 Jy/beam ! Clean residual mean=0.000054 rms=0.007234 Jy/beam ! Combined flux in latest and established models = 1.49704 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 21 components and 1.49704 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229706Jy sigma=0.001470 ! Fit after self-cal, rms=0.229790Jy sigma=0.001470 ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 102 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.87 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MC 1.32 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 0.98 ! TS 1.00* WF 1.04 WZ 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.06 KK 1.00 KP 0.94 ! LA 0.95 MC 1.00* MK 0.95 NL 1.03 ! NY 1.00* OV 0.97 PT 0.97 SC 0.98 ! TS 1.00* WF 1.04 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.99 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 0.97 KK 0.93 KP 0.97 ! LA 0.98 MC 1.00* MK 0.95 NL 1.13 ! NY 1.00* OV 1.00 PT 0.99 SC 0.96 ! TS 1.00* WF 1.00 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 102 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.99 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MC 1.20 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 0.96 ! TS 1.00* WF 1.02 WZ 1.12 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.07 KK 0.99 KP 0.94 ! LA 0.94 MC 1.00* MK 0.97 NL 1.00 ! NY 1.00* OV 0.97 PT 0.94 SC 0.95 ! TS 1.00* WF 1.03 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.01 FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 0.97 KK 0.91 KP 1.01 ! LA 0.98 MC 1.00* MK 0.97 NL 1.10 ! NY 1.00* OV 1.00 PT 0.96 SC 0.92 ! TS 1.00* WF 1.02 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 102 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.03 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MC 1.33 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.03 ! TS 1.00* WF 0.94 WZ 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.07 KK 0.98 KP 0.98 ! LA 0.97 MC 1.00* MK 0.99 NL 1.05 ! NY 1.00* OV 1.01 PT 0.97 SC 0.96 ! TS 1.00* WF 1.03 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.03 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 0.99 KK 0.92 KP 1.06 ! LA 1.01 MC 1.00* MK 0.99 NL 1.14 ! NY 1.00* OV 1.05 PT 0.99 SC 0.94 ! TS 1.00* WF 1.00 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 102 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.14 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MC 1.38 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 0.98 ! TS 1.00* WF 0.97 WZ 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.93 GC 1.00* GG 1.00* ! HH 1.00* HN 1.12 KK 0.98 KP 0.97 ! LA 0.95 MC 1.00* MK 1.01 NL 1.06 ! NY 1.00* OV 1.00 PT 0.96 SC 1.02 ! TS 1.00* WF 1.05 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.05 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.01 KK 0.93 KP 1.02 ! LA 0.98 MC 1.00* MK 1.02 NL 1.17 ! NY 1.00* OV 1.03 PT 1.00 SC 0.98 ! TS 1.00* WF 0.98 WZ 1.00* ! ! ! Fit before self-cal, rms=0.229790Jy sigma=0.001470 ! Fit after self-cal, rms=0.204843Jy sigma=0.001259 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.784 mas, bmaj=1.783 mas, bpa=-6.446 degrees ! Estimated noise=1041.47 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 (-1.2, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0191899 Jy ! Component: 100 - total flux cleaned = 0.0236935 Jy ! Component: 150 - total flux cleaned = 0.0245526 Jy ! Component: 200 - total flux cleaned = 0.0250222 Jy ! Total flux subtracted in 200 components = 0.0250222 Jy ! Clean residual min=-0.009459 max=0.012922 Jy/beam ! Clean residual mean=0.000917 rms=0.002934 Jy/beam ! Combined flux in latest and established models = 1.52206 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 36 components and 1.52206 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202588Jy sigma=0.001241 ! Fit after self-cal, rms=0.202047Jy sigma=0.001239 ! Inverting map ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 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=0.202047Jy sigma=0.001239 ! Fit after self-cal, rms=0.199010Jy sigma=0.001220 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.7839 mas, bmaj=1.775 mas, bpa=-6.4 degrees ! Estimated noise=1042.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0114633 Jy ! Component: 100 - total flux cleaned = 0.0135737 Jy ! Component: 150 - total flux cleaned = 0.0137964 Jy ! Component: 200 - total flux cleaned = 0.0138091 Jy ! Total flux subtracted in 200 components = 0.0138091 Jy ! Clean residual min=-0.007603 max=0.008853 Jy/beam ! Clean residual mean=0.000496 rms=0.001909 Jy/beam ! Combined flux in latest and established models = 1.53587 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 42 components and 1.53587 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198072Jy sigma=0.001213 ! Fit after self-cal, rms=0.197876Jy sigma=0.001212 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 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 (-6.4, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00865438 Jy ! Component: 100 - total flux cleaned = 0.0118323 Jy ! Component: 150 - total flux cleaned = 0.0121427 Jy ! Component: 200 - total flux cleaned = 0.0124174 Jy ! Total flux subtracted in 200 components = 0.0124174 Jy ! Clean residual min=-0.007302 max=0.005700 Jy/beam ! Clean residual mean=-0.000031 rms=0.001627 Jy/beam ! Combined flux in latest and established models = 1.54829 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 57 components and 1.54829 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197357Jy sigma=0.001209 ! Fit after self-cal, rms=0.197301Jy sigma=0.001208 ! Inverting map ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 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=0.197301Jy sigma=0.001208 ! Fit after self-cal, rms=0.196779Jy sigma=0.001207 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.7843 mas, bmaj=1.773 mas, bpa=-6.348 degrees ! Estimated noise=1042.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00581892 Jy ! Component: 100 - total flux cleaned = 0.00802582 Jy ! Component: 150 - total flux cleaned = 0.00866456 Jy ! Component: 200 - total flux cleaned = 0.00912313 Jy ! Total flux subtracted in 200 components = 0.00912313 Jy ! Clean residual min=-0.005925 max=0.005226 Jy/beam ! Clean residual mean=0.000029 rms=0.001416 Jy/beam ! Combined flux in latest and established models = 1.55741 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 64 components and 1.55741 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196470Jy sigma=0.001205 ! Fit after self-cal, rms=0.196411Jy sigma=0.001204 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 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 = 0.00136554 Jy ! Component: 100 - total flux cleaned = 0.0017907 Jy ! Component: 150 - total flux cleaned = 0.0018871 Jy ! Component: 200 - total flux cleaned = 0.00188715 Jy ! Total flux subtracted in 200 components = 0.00188715 Jy ! Clean residual min=-0.005984 max=0.004837 Jy/beam ! Clean residual mean=-0.000058 rms=0.001388 Jy/beam ! Combined flux in latest and established models = 1.5593 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 73 components and 1.5593 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196261Jy sigma=0.001204 ! Fit after self-cal, rms=0.196250Jy sigma=0.001204 ! Inverting map ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 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=0.196250Jy sigma=0.001204 ! Fit after self-cal, rms=0.196124Jy sigma=0.001203 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=2.197 mas, bmaj=4.627 mas, bpa=-1.48 degrees ! Estimated noise=1339.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00504246 Jy ! Component: 100 - total flux cleaned = 0.00530434 Jy ! Component: 150 - total flux cleaned = 0.00505264 Jy ! Component: 200 - total flux cleaned = 0.0049177 Jy ! Total flux subtracted in 200 components = 0.0049177 Jy ! Clean residual min=-0.004644 max=0.005156 Jy/beam ! Clean residual mean=-0.000161 rms=0.001437 Jy/beam ! Combined flux in latest and established models = 1.56422 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 79 components and 1.56422 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196113Jy sigma=0.001203 ! Fit after self-cal, rms=0.196087Jy sigma=0.001203 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 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 = 0.00105211 Jy ! Component: 100 - total flux cleaned = 0.000978165 Jy ! Component: 150 - total flux cleaned = 0.000854905 Jy ! Component: 200 - total flux cleaned = 0.000693249 Jy ! Total flux subtracted in 200 components = 0.000693249 Jy ! Clean residual min=-0.004734 max=0.004831 Jy/beam ! Clean residual mean=-0.000236 rms=0.001426 Jy/beam ! Combined flux in latest and established models = 1.56491 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 85 components and 1.56491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196111Jy sigma=0.001203 ! Fit after self-cal, rms=0.196100Jy sigma=0.001203 ! Inverting map ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 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 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.7844 mas, bmaj=1.772 mas, bpa=-6.313 degrees ! Estimated noise=1042.89 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7844 x 1.772 at -6.313 degrees (North through East) ! Clean map min=-0.0078551 max=1.1984 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=0.196100Jy sigma=0.001203 ! Fit after self-cal, rms=0.182589Jy sigma=0.001086 ! Inverting map and beam ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.7852 mas, bmaj=1.769 mas, bpa=-6.299 degrees ! Estimated noise=1043.06 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00255119 Jy ! Component: 100 - total flux cleaned = 0.0023491 Jy ! Component: 150 - total flux cleaned = 0.00216467 Jy ! Component: 200 - total flux cleaned = 0.00200255 Jy ! Total flux subtracted in 200 components = 0.00200255 Jy ! Clean residual min=-0.004569 max=0.004819 Jy/beam ! Clean residual mean=0.000031 rms=0.001195 Jy/beam ! Combined flux in latest and established models = 1.56691 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 89 components and 1.56691 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182434Jy sigma=0.001086 ! Fit after self-cal, rms=0.182421Jy sigma=0.001086 ! Inverting map ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000501304 Jy ! Component: 100 - total flux cleaned = 0.000498988 Jy ! Component: 150 - total flux cleaned = 0.00049802 Jy ! Component: 200 - total flux cleaned = 0.000497818 Jy ! Total flux subtracted in 200 components = 0.000497818 Jy ! Clean residual min=-0.004554 max=0.004403 Jy/beam ! Clean residual mean=0.000006 rms=0.001178 Jy/beam ! Combined flux in latest and established models = 1.56741 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 94 components and 1.56741 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182330Jy sigma=0.001085 ! Fit after self-cal, rms=0.182326Jy sigma=0.001085 ! Inverting map ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182326Jy sigma=0.001085 ! Fit after self-cal, rms=0.182315Jy sigma=0.001085 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 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.6466 mas, bmaj=1.519 mas, bpa=-2.461 degrees ! Estimated noise=1561.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.878001 Jy ! Component: 100 - total flux cleaned = 1.1721 Jy ! Component: 150 - total flux cleaned = 1.3239 Jy ! Component: 200 - total flux cleaned = 1.40372 Jy ! Total flux subtracted in 200 components = 1.40372 Jy ! Clean residual min=-0.017232 max=0.038498 Jy/beam ! Clean residual mean=0.000989 rms=0.005955 Jy/beam ! Combined flux in latest and established models = 1.40372 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 13 model components to the UV plane model. ! The established model now contains 13 components and 1.40372 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.7852 mas, bmaj=1.77 mas, bpa=-6.301 degrees ! Estimated noise=1042.96 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 = 0.0638911 Jy ! Component: 100 - total flux cleaned = 0.0998674 Jy ! Component: 150 - total flux cleaned = 0.121543 Jy ! Component: 200 - total flux cleaned = 0.13568 Jy ! Total flux subtracted in 200 components = 0.13568 Jy ! Clean residual min=-0.005207 max=0.008931 Jy/beam ! Clean residual mean=0.001286 rms=0.002051 Jy/beam ! Combined flux in latest and established models = 1.5394 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 27 components and 1.5394 Jy ! Inverting map ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Added new window around map position (-4.6, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105588 Jy ! Component: 100 - total flux cleaned = 0.0184355 Jy ! Component: 150 - total flux cleaned = 0.0237646 Jy ! Component: 200 - total flux cleaned = 0.0261385 Jy ! Total flux subtracted in 200 components = 0.0261385 Jy ! Clean residual min=-0.004727 max=0.004963 Jy/beam ! Clean residual mean=0.000146 rms=0.001360 Jy/beam ! Combined flux in latest and established models = 1.56554 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 39 components and 1.56554 Jy ! Inverting map ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 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 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=2.195 mas, bmaj=4.622 mas, bpa=-1.452 degrees ! Estimated noise=1340.06 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00502275 Jy ! Component: 100 - total flux cleaned = 0.00600323 Jy ! Component: 150 - total flux cleaned = 0.00640174 Jy ! Component: 200 - total flux cleaned = 0.00640301 Jy ! Total flux subtracted in 200 components = 0.00640301 Jy ! Clean residual min=-0.003837 max=0.003480 Jy/beam ! Clean residual mean=-0.000315 rms=0.001246 Jy/beam ! Combined flux in latest and established models = 1.57194 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 = 3.22675e-06 Jy ! Component: 100 - total flux cleaned = 6.35862e-06 Jy ! Component: 150 - total flux cleaned = -5.92633e-05 Jy ! Component: 200 - total flux cleaned = -5.90643e-05 Jy ! Total flux subtracted in 200 components = -5.90643e-05 Jy ! Clean residual min=-0.003705 max=0.003293 Jy/beam ! Clean residual mean=-0.000309 rms=0.001167 Jy/beam ! Combined flux in latest and established models = 1.57189 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 57 components and 1.57189 Jy ! Inverting map ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.7852 mas, bmaj=1.77 mas, bpa=-6.301 degrees ! Estimated noise=1042.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000966279 Jy ! Component: 100 - total flux cleaned = 0.000698835 Jy ! Component: 150 - total flux cleaned = 0.000816839 Jy ! Component: 200 - total flux cleaned = 0.000699405 Jy ! Total flux subtracted in 200 components = 0.000699405 Jy ! Clean residual min=-0.004420 max=0.004234 Jy/beam ! Clean residual mean=-0.000160 rms=0.001177 Jy/beam ! Combined flux in latest and established models = 1.57258 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 68 components and 1.57258 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182256Jy sigma=0.001086 ! Fit after self-cal, rms=0.182214Jy sigma=0.001085 wmodel J0921-2618_X_2001_07_05_pus_map.mod ! Writing 68 model components to file: J0921-2618_X_2001_07_05_pus_map.mod wobs J0921-2618_X_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J0921-2618_X_2001_07_05_pus_uvs.fits wwins J0921-2618_X_2001_07_05_pus_map.win ! wwins: Wrote 4 windows to J0921-2618_X_2001_07_05_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00120201 Jy ! Component: 100 - total flux cleaned = -0.00198703 Jy ! Component: 150 - total flux cleaned = -0.0027965 Jy ! Component: 200 - total flux cleaned = -0.00331279 Jy ! Component: 250 - total flux cleaned = -0.00343724 Jy ! Component: 300 - total flux cleaned = -0.00355761 Jy ! Component: 350 - total flux cleaned = -0.00361598 Jy ! Component: 400 - total flux cleaned = -0.00361665 Jy ! Component: 450 - total flux cleaned = -0.00367162 Jy ! Component: 500 - total flux cleaned = -0.00372584 Jy ! Component: 550 - total flux cleaned = -0.0038835 Jy ! Component: 600 - total flux cleaned = -0.00393541 Jy ! Component: 650 - total flux cleaned = -0.00398627 Jy ! Component: 700 - total flux cleaned = -0.00403514 Jy ! Component: 750 - total flux cleaned = -0.00398555 Jy ! Component: 800 - total flux cleaned = -0.0039376 Jy ! Component: 850 - total flux cleaned = -0.00398486 Jy ! Component: 900 - total flux cleaned = -0.00403093 Jy ! Component: 950 - total flux cleaned = -0.00398512 Jy ! Component: 1000 - total flux cleaned = -0.00398534 Jy ! Total flux subtracted in 1024 components = -0.00398538 Jy ! Clean residual min=-0.002996 max=0.003294 Jy/beam ! Clean residual mean=-0.000006 rms=0.000876 Jy/beam ! Combined flux in latest and established models = 1.5686 Jy keep ! Adding 67 model components to the UV plane model. ! The established model now contains 135 components and 1.5686 Jy wmap "J0921-2618_X_2001_07_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7852 x 1.77 at -6.301 degrees (North through East) ! Clean map min=-0.0051076 max=1.1945 Jy/beam ! Writing clean map to FITS file: J0921-2618_X_2001_07_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.19445 invert ! Inverting map ! Your choice of large map pixels excluded 0.946% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000873973 device "J0921-2618_X_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0921-2618_X_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.219508 0.219508 0.439016 0.878032 1.75606 3.51213 7.02426 14.0485 28.097 56.1941 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.194 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7852 x 1.77 at -6.301 degrees (North through East) ! Clean map min=-0.0051076 max=1.1945 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0921-2618_X_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0921-2618_X_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0921-2618_X_2001_07_05_pus_uvs.log closed on Wed Jul 4 20:21:50 2007