! Started logfile: J1924-2914_X_2001_07_05_pus_uvs.log on Wed Jul 4 21:48:52 2007 obs J1924-2914_X_2001_07_05_pus_uva.fits ! Reading UV FITS file: J1924-2914_X_2001_07_05_pus_uva.fits ! AN table 1: 12 integrations on 171 of 171 possible baselines. ! AN table 2: 63 integrations on 171 of 171 possible baselines. ! AN table 3: 58 integrations on 171 of 171 possible baselines. ! AN table 4: 45 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0637361 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1924-2914 ! 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 7760 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 198 telescope corrections were flagged in sub-array 1. ! A total of 844 telescope corrections were flagged in sub-array 2. ! A total of 873 telescope corrections were flagged in sub-array 3. ! A total of 807 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 198 telescope corrections were flagged in sub-array 1. ! A total of 844 telescope corrections were flagged in sub-array 2. ! A total of 873 telescope corrections were flagged in sub-array 3. ! A total of 807 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 198 telescope corrections were flagged in sub-array 1. ! A total of 844 telescope corrections were flagged in sub-array 2. ! A total of 873 telescope corrections were flagged in sub-array 3. ! A total of 807 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 198 telescope corrections were flagged in sub-array 1. ! A total of 844 telescope corrections were flagged in sub-array 2. ! A total of 872 telescope corrections were flagged in sub-array 3. ! A total of 807 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=7.643089Jy sigma=0.061728 ! Fit after self-cal, rms=7.376539Jy sigma=0.059405 ! 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 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.6285 mas, bmaj=1.445 mas, bpa=1.048 degrees ! Estimated noise=1916.81 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 = 5.47512 Jy ! Component: 100 - total flux cleaned = 7.14189 Jy ! Total flux subtracted in 100 components = 7.14189 Jy ! Clean residual min=-0.390268 max=0.841470 Jy/beam ! Clean residual mean=0.019318 rms=0.134918 Jy/beam ! Combined flux in latest and established models = 7.14189 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 7.14189 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.258224Jy sigma=0.019061 ! Fit after self-cal, rms=2.258111Jy sigma=0.019060 ! Inverting map ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Added new window around map position (0.4, 3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.854499 Jy ! Component: 100 - total flux cleaned = 1.37696 Jy ! Total flux subtracted in 100 components = 1.37696 Jy ! Clean residual min=-0.371004 max=0.627547 Jy/beam ! Clean residual mean=0.009307 rms=0.104713 Jy/beam ! Combined flux in latest and established models = 8.51885 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 8.51885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.661936Jy sigma=0.014054 ! Fit after self-cal, rms=1.633440Jy sigma=0.013865 ! Inverting map ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8494 mas, bmaj=2.224 mas, bpa=0.9263 degrees ! Estimated noise=1077.36 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 = 0.700498 Jy ! Component: 100 - total flux cleaned = 1.04426 Jy ! Component: 150 - total flux cleaned = 1.2358 Jy ! Component: 200 - total flux cleaned = 1.34672 Jy ! Total flux subtracted in 200 components = 1.34672 Jy ! Clean residual min=-0.260815 max=0.422911 Jy/beam ! Clean residual mean=0.016741 rms=0.121408 Jy/beam ! Combined flux in latest and established models = 9.86557 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 32 components and 9.86556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.345369Jy sigma=0.011588 ! Fit after self-cal, rms=1.334478Jy sigma=0.011527 ! Inverting map ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 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 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.14 KK 0.97 KP 1.03 ! LA 1.00 MC 1.00* MK 0.93 NL 1.17 ! NY 1.00* OV 1.09 PT 0.98 SC 0.97 ! TS 1.00* WF 1.06 WZ 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.05 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.94 KP 1.03 ! LA 0.99 MC 1.00* MK 0.96 NL 1.00* ! NY 1.00* OV 0.96 PT 0.98 SC 1.00* ! TS 1.85 WF 1.00* WZ 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Correcting IF 2. ! A total of 30 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 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.95 GC 1.00* GG 1.00* ! HH 1.00* HN 1.13 KK 0.96 KP 1.03 ! LA 0.99 MC 1.00* MK 0.93 NL 1.12 ! NY 1.00* OV 1.08 PT 0.95 SC 0.93 ! TS 1.00* WF 1.06 WZ 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.04 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.93 KP 1.04 ! LA 0.98 MC 1.00* MK 0.96 NL 1.00* ! NY 1.00* OV 0.95 PT 0.94 SC 1.00* ! TS 1.86 WF 1.00* WZ 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Correcting IF 3. ! A total of 30 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 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.93 GC 1.00* GG 1.00* ! HH 1.00* HN 1.11 KK 0.94 KP 1.07 ! LA 1.00 MC 1.00* MK 0.94 NL 1.14 ! NY 1.00* OV 1.13 PT 0.97 SC 0.94 ! TS 1.00* WF 1.03 WZ 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.91 KP 1.08 ! LA 0.99 MC 1.00* MK 0.96 NL 1.00* ! NY 1.00* OV 0.99 PT 0.96 SC 1.00* ! TS 1.97 WF 1.00* WZ 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Correcting IF 4. ! A total of 30 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 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.91 GC 1.00* GG 1.00* ! HH 1.00* HN 1.18 KK 0.95 KP 1.03 ! LA 0.98 MC 1.00* MK 0.97 NL 1.13 ! NY 1.00* OV 1.09 PT 0.97 SC 0.99 ! TS 1.00* WF 1.03 WZ 1.00* ! ! A total of 75 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 1.00* HN 1.00* KK 0.92 KP 1.04 ! LA 0.97 MC 1.00* MK 0.99 NL 1.00* ! NY 1.00* OV 0.95 PT 0.96 SC 1.00* ! TS 1.95 WF 1.00* WZ 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Fit before self-cal, rms=1.334478Jy sigma=0.011527 ! Fit after self-cal, rms=1.147276Jy sigma=0.009426 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8538 mas, bmaj=2.647 mas, bpa=-1.404 degrees ! Estimated noise=1141.38 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 = 0.128451 Jy ! Component: 100 - total flux cleaned = 0.150075 Jy ! Component: 150 - total flux cleaned = 0.172495 Jy ! Component: 200 - total flux cleaned = 0.188613 Jy ! Total flux subtracted in 200 components = 0.188613 Jy ! Clean residual min=-0.260354 max=0.327988 Jy/beam ! Clean residual mean=0.005779 rms=0.091099 Jy/beam ! Combined flux in latest and established models = 10.0542 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 34 components and 10.0542 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.118259Jy sigma=0.009254 ! Fit after self-cal, rms=1.114544Jy sigma=0.009234 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 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=1.114544Jy sigma=0.009234 ! Fit after self-cal, rms=0.774829Jy sigma=0.005255 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8565 mas, bmaj=2.654 mas, bpa=-1.494 degrees ! Estimated noise=1147.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0398712 Jy ! Component: 100 - total flux cleaned = -0.0210036 Jy ! Component: 150 - total flux cleaned = -0.0212351 Jy ! Component: 200 - total flux cleaned = -0.0212033 Jy ! Total flux subtracted in 200 components = -0.0212033 Jy ! Clean residual min=-0.097276 max=0.259458 Jy/beam ! Clean residual mean=0.020752 rms=0.054524 Jy/beam ! Combined flux in latest and established models = 10.033 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 37 components and 10.033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.737987Jy sigma=0.005030 ! Fit after self-cal, rms=0.732745Jy sigma=0.005001 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 (2, 9.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.254424 Jy ! Component: 100 - total flux cleaned = 0.32175 Jy ! Component: 150 - total flux cleaned = 0.352857 Jy ! Component: 200 - total flux cleaned = 0.368181 Jy ! Total flux subtracted in 200 components = 0.368181 Jy ! Clean residual min=-0.079700 max=0.158128 Jy/beam ! Clean residual mean=0.004726 rms=0.036520 Jy/beam ! Combined flux in latest and established models = 10.4012 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 65 components and 10.4012 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.636306Jy sigma=0.004036 ! Fit after self-cal, rms=0.625862Jy sigma=0.003944 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Added new window around map position (5.6, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.157798 Jy ! Component: 100 - total flux cleaned = 0.231234 Jy ! Component: 150 - total flux cleaned = 0.267821 Jy ! Component: 200 - total flux cleaned = 0.278058 Jy ! Total flux subtracted in 200 components = 0.278058 Jy ! Clean residual min=-0.082785 max=0.068250 Jy/beam ! Clean residual mean=-0.006511 rms=0.024346 Jy/beam ! Combined flux in latest and established models = 10.6792 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 95 components and 10.6792 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.577636Jy sigma=0.003396 ! Fit after self-cal, rms=0.573394Jy sigma=0.003371 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 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=0.573394Jy sigma=0.003371 ! Fit after self-cal, rms=0.527395Jy sigma=0.003134 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.854 mas, bmaj=2.647 mas, bpa=-1.474 degrees ! Estimated noise=1141.19 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0249679 Jy ! Component: 100 - total flux cleaned = 0.0511927 Jy ! Component: 150 - total flux cleaned = 0.0708917 Jy ! Component: 200 - total flux cleaned = 0.0880392 Jy ! Total flux subtracted in 200 components = 0.0880392 Jy ! Clean residual min=-0.064632 max=0.065243 Jy/beam ! Clean residual mean=-0.000210 rms=0.019629 Jy/beam ! Combined flux in latest and established models = 10.7673 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 121 components and 10.7673 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.499624Jy sigma=0.002840 ! Fit after self-cal, rms=0.497021Jy sigma=0.002824 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 = 0.0152674 Jy ! Component: 100 - total flux cleaned = 0.0306665 Jy ! Component: 150 - total flux cleaned = 0.0426807 Jy ! Component: 200 - total flux cleaned = 0.0489982 Jy ! Total flux subtracted in 200 components = 0.0489982 Jy ! Clean residual min=-0.060512 max=0.059376 Jy/beam ! Clean residual mean=-0.002185 rms=0.017189 Jy/beam ! Combined flux in latest and established models = 10.8163 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 135 components and 10.8163 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.483428Jy sigma=0.002691 ! Fit after self-cal, rms=0.482151Jy sigma=0.002682 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 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=0.482151Jy sigma=0.002682 ! Fit after self-cal, rms=0.468065Jy sigma=0.002622 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=2.225 mas, bmaj=5.486 mas, bpa=3.902 degrees ! Estimated noise=1439.95 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0356294 Jy ! Component: 100 - total flux cleaned = 0.0472305 Jy ! Component: 150 - total flux cleaned = 0.0543802 Jy ! Component: 200 - total flux cleaned = 0.061425 Jy ! Total flux subtracted in 200 components = 0.061425 Jy ! Clean residual min=-0.062131 max=0.042042 Jy/beam ! Clean residual mean=-0.003861 rms=0.018605 Jy/beam ! Combined flux in latest and established models = 10.8777 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 142 components and 10.8777 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.459189Jy sigma=0.002491 ! Fit after self-cal, rms=0.457073Jy sigma=0.002469 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 = 0.00776581 Jy ! Component: 100 - total flux cleaned = 0.00891835 Jy ! Component: 150 - total flux cleaned = 0.00791501 Jy ! Component: 200 - total flux cleaned = 0.0069693 Jy ! Total flux subtracted in 200 components = 0.0069693 Jy ! Clean residual min=-0.053384 max=0.034205 Jy/beam ! Clean residual mean=-0.004804 rms=0.015985 Jy/beam ! Combined flux in latest and established models = 10.8846 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 148 components and 10.8846 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.454631Jy sigma=0.002448 ! Fit after self-cal, rms=0.454168Jy sigma=0.002443 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8542 mas, bmaj=2.646 mas, bpa=-1.428 degrees ! Estimated noise=1137.9 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8542 x 2.646 at -1.428 degrees (North through East) ! Clean map min=-0.051776 max=7.8091 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=0.454168Jy sigma=0.002443 ! Fit after self-cal, rms=0.436673Jy sigma=0.002081 ! Inverting map and beam ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8537 mas, bmaj=2.641 mas, bpa=-1.398 degrees ! Estimated noise=1133.17 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0185785 Jy ! Component: 100 - total flux cleaned = -0.0171537 Jy ! Component: 150 - total flux cleaned = -0.0159186 Jy ! Component: 200 - total flux cleaned = -0.0170832 Jy ! Total flux subtracted in 200 components = -0.0170832 Jy ! Clean residual min=-0.049280 max=0.047646 Jy/beam ! Clean residual mean=0.000282 rms=0.012362 Jy/beam ! Combined flux in latest and established models = 10.8676 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 162 components and 10.8676 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.426508Jy sigma=0.001984 ! Fit after self-cal, rms=0.425970Jy sigma=0.001980 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0021106 Jy ! Component: 100 - total flux cleaned = 0.00109496 Jy ! Component: 150 - total flux cleaned = 0.000169447 Jy ! Component: 200 - total flux cleaned = 0.000162774 Jy ! Total flux subtracted in 200 components = 0.000162774 Jy ! Clean residual min=-0.046361 max=0.046798 Jy/beam ! Clean residual mean=0.000256 rms=0.011595 Jy/beam ! Combined flux in latest and established models = 10.8677 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 170 components and 10.8677 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.420627Jy sigma=0.001927 ! Fit after self-cal, rms=0.420131Jy sigma=0.001924 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Added new window around map position (3.8, 4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.032089 Jy ! Component: 100 - total flux cleaned = 0.0267404 Jy ! Component: 150 - total flux cleaned = 0.0258176 Jy ! Component: 200 - total flux cleaned = 0.0240814 Jy ! Total flux subtracted in 200 components = 0.0240814 Jy ! Clean residual min=-0.044683 max=0.042382 Jy/beam ! Clean residual mean=-0.000840 rms=0.010486 Jy/beam ! Combined flux in latest and established models = 10.8918 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 184 components and 10.8918 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.414210Jy sigma=0.001838 ! Fit after self-cal, rms=0.413340Jy sigma=0.001830 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.413340Jy sigma=0.001830 ! Fit after self-cal, rms=0.408081Jy sigma=0.001799 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 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.6449 mas, bmaj=1.929 mas, bpa=-2.16 degrees ! Estimated noise=1825.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.90364 Jy ! Component: 100 - total flux cleaned = 7.53729 Jy ! Component: 150 - total flux cleaned = 8.21738 Jy ! Component: 200 - total flux cleaned = 8.61318 Jy ! Total flux subtracted in 200 components = 8.61318 Jy ! Clean residual min=-0.114538 max=0.227112 Jy/beam ! Clean residual mean=0.015410 rms=0.046726 Jy/beam ! Combined flux in latest and established models = 8.61318 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 23 model components to the UV plane model. ! The established model now contains 23 components and 8.61318 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.854 mas, bmaj=2.64 mas, bpa=-1.34 degrees ! Estimated noise=1131.6 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 = 0.608209 Jy ! Component: 100 - total flux cleaned = 0.992996 Jy ! Component: 150 - total flux cleaned = 1.26431 Jy ! Component: 200 - total flux cleaned = 1.46783 Jy ! Total flux subtracted in 200 components = 1.46783 Jy ! Clean residual min=-0.033635 max=0.134143 Jy/beam ! Clean residual mean=0.032889 rms=0.033493 Jy/beam ! Combined flux in latest and established models = 10.081 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 94 components and 10.081 Jy ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=2.226 mas, bmaj=5.497 mas, bpa=3.959 degrees ! Estimated noise=1432.12 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.276466 Jy ! Component: 100 - total flux cleaned = 0.444632 Jy ! Component: 150 - total flux cleaned = 0.553027 Jy ! Component: 200 - total flux cleaned = 0.625514 Jy ! Total flux subtracted in 200 components = 0.625514 Jy ! Clean residual min=-0.034590 max=0.050731 Jy/beam ! Clean residual mean=0.015183 rms=0.017195 Jy/beam ! Combined flux in latest and established models = 10.7065 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 = 0.0495097 Jy ! Component: 100 - total flux cleaned = 0.0837459 Jy ! Component: 150 - total flux cleaned = 0.1077 Jy ! Component: 200 - total flux cleaned = 0.122828 Jy ! Total flux subtracted in 200 components = 0.122828 Jy ! Clean residual min=-0.035929 max=0.039636 Jy/beam ! Clean residual mean=0.004608 rms=0.012777 Jy/beam ! Combined flux in latest and established models = 10.8294 Jy ! Adding 103 model components to the UV plane model. ! The established model now contains 184 components and 10.8293 Jy ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.854 mas, bmaj=2.64 mas, bpa=-1.34 degrees ! Estimated noise=1131.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00944004 Jy ! Component: 100 - total flux cleaned = -0.00705089 Jy ! Component: 150 - total flux cleaned = -0.00604872 Jy ! Component: 200 - total flux cleaned = -0.00417908 Jy ! Total flux subtracted in 200 components = -0.00417908 Jy ! Clean residual min=-0.033245 max=0.045234 Jy/beam ! Clean residual mean=0.002831 rms=0.010030 Jy/beam ! Combined flux in latest and established models = 10.8252 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 198 components and 10.8252 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.409893Jy sigma=0.001780 ! Fit after self-cal, rms=0.405861Jy sigma=0.001731 wmodel J1924-2914_X_2001_07_05_pus_map.mod ! Writing 198 model components to file: J1924-2914_X_2001_07_05_pus_map.mod wobs J1924-2914_X_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J1924-2914_X_2001_07_05_pus_uvs.fits wwins J1924-2914_X_2001_07_05_pus_map.win ! wwins: Wrote 5 windows to J1924-2914_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 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0188461 Jy ! Component: 100 - total flux cleaned = 0.0273634 Jy ! Component: 150 - total flux cleaned = 0.0312097 Jy ! Component: 200 - total flux cleaned = 0.0347658 Jy ! Component: 250 - total flux cleaned = 0.038052 Jy ! Component: 300 - total flux cleaned = 0.0398125 Jy ! Component: 350 - total flux cleaned = 0.0427516 Jy ! Component: 400 - total flux cleaned = 0.0451608 Jy ! Component: 450 - total flux cleaned = 0.0463212 Jy ! Component: 500 - total flux cleaned = 0.0482038 Jy ! Component: 550 - total flux cleaned = 0.0493005 Jy ! Component: 600 - total flux cleaned = 0.0500121 Jy ! Component: 650 - total flux cleaned = 0.0503611 Jy ! Component: 700 - total flux cleaned = 0.0510332 Jy ! Component: 750 - total flux cleaned = 0.0516852 Jy ! Component: 800 - total flux cleaned = 0.0516822 Jy ! Component: 850 - total flux cleaned = 0.0516834 Jy ! Component: 900 - total flux cleaned = 0.052295 Jy ! Component: 950 - total flux cleaned = 0.052591 Jy ! Component: 1000 - total flux cleaned = 0.0522918 Jy ! Total flux subtracted in 1024 components = 0.0520022 Jy ! Clean residual min=-0.019584 max=0.014766 Jy/beam ! Clean residual mean=0.000608 rms=0.006061 Jy/beam ! Combined flux in latest and established models = 10.8772 Jy keep ! Adding 59 model components to the UV plane model. ! The established model now contains 257 components and 10.8772 Jy wmap "J1924-2914_X_2001_07_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.854 x 2.64 at -1.34 degrees (North through East) ! Clean map min=-0.023503 max=7.8612 Jy/beam ! Writing clean map to FITS file: J1924-2914_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 7.86122 invert ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00605519 device "J1924-2914_X_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1924-2914_X_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.231078 0.231078 0.462157 0.924314 1.84863 3.69725 7.39451 14.789 29.578 59.1561 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0181 print "peak=",int(1000*peak_flux)/1000 ! peak= 7.861 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.854 x 2.64 at -1.34 degrees (North through East) ! Clean map min=-0.023503 max=7.8612 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1924-2914_X_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1924-2914_X_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1924-2914_X_2001_07_05_pus_uvs.log closed on Wed Jul 4 21:49:43 2007