! Started logfile: J1924-2914_X_2000_05_22_pus_uvs.log on Mon Nov 12 16:34:19 2007 obs J1924-2914_X_2000_05_22_pus_uva.fits ! Reading UV FITS file: J1924-2914_X_2000_05_22_pus_uva.fits ! AN table 1: 12 integrations on 190 of 190 possible baselines. ! AN table 2: 53 integrations on 190 of 190 possible baselines. ! AN table 3: 76 integrations on 190 of 190 possible baselines. ! AN table 4: 9 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0490526 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1924-2914 ! ! 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 1884 lines of history. ! ! Reading 5592 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 ![@muppet J1924-2914_X_2000_05_22_pus] 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 207 telescope corrections were flagged in sub-array 1. ! A total of 759 telescope corrections were flagged in sub-array 2. ! A total of 1444 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 207 telescope corrections were flagged in sub-array 1. ! A total of 759 telescope corrections were flagged in sub-array 2. ! A total of 1444 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 207 telescope corrections were flagged in sub-array 1. ! A total of 759 telescope corrections were flagged in sub-array 2. ! A total of 1444 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 207 telescope corrections were flagged in sub-array 1. ! A total of 759 telescope corrections were flagged in sub-array 2. ! A total of 1444 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=5.265072Jy sigma=0.058392 ! Fit after self-cal, rms=5.203784Jy sigma=0.058680 ! 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 0.776% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! Estimated beam: bmin=0.6375 mas, bmaj=1.575 mas, bpa=-6.952 degrees ! Estimated noise=1579.06 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 = 4.54636 Jy ! Component: 100 - total flux cleaned = 5.88166 Jy ! Total flux subtracted in 100 components = 5.88166 Jy ! Clean residual min=-0.208525 max=0.600811 Jy/beam ! Clean residual mean=0.021279 rms=0.097414 Jy/beam ! Combined flux in latest and established models = 5.88166 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 5.88166 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.443682Jy sigma=0.016700 ! Fit after self-cal, rms=1.442526Jy sigma=0.016687 ! Inverting map ! Your choice of large map pixels excluded 0.776% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.681378 Jy ! Component: 100 - total flux cleaned = 1.06693 Jy ! Total flux subtracted in 100 components = 1.06693 Jy ! Clean residual min=-0.144954 max=0.259907 Jy/beam ! Clean residual mean=0.013714 rms=0.058788 Jy/beam ! Combined flux in latest and established models = 6.94859 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 27 components and 6.94859 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.022928Jy sigma=0.011166 ! Fit after self-cal, rms=1.022448Jy sigma=0.011161 ! Inverting map ! Your choice of large map pixels excluded 0.776% of the data. ! The x-axis pixel size should ideally be below 0.1942 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 0.776% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! Estimated beam: bmin=0.6426 mas, bmaj=1.922 mas, bpa=-13.24 degrees ! Estimated noise=985.348 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 = 0.359162 Jy ! Component: 100 - total flux cleaned = 0.55527 Jy ! Component: 150 - total flux cleaned = 0.663142 Jy ! Component: 200 - total flux cleaned = 0.718997 Jy ! Total flux subtracted in 200 components = 0.718997 Jy ! Clean residual min=-0.219534 max=0.342949 Jy/beam ! Clean residual mean=0.019160 rms=0.087216 Jy/beam ! Combined flux in latest and established models = 7.66758 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 38 components and 7.66758 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.934185Jy sigma=0.009292 ! Fit after self-cal, rms=0.933251Jy sigma=0.009288 ! Inverting map ! Your choice of large map pixels excluded 0.776% of the data. ! The x-axis pixel size should ideally be below 0.1942 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* ! MA 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* LA 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.90 GC 1.00* GG 1.00* ! HH 1.00* HN 1.15 KK 1.03 KP 1.04 ! MA 1.00* MC 1.00* MK 0.93 NL 1.08 ! NY 1.00* OV 1.02 PT 0.91 SC 1.04 ! TS 1.00* WF 1.08 WZ 1.00* LA 1.01 ! ! A total of 36 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 1.13 HN 1.00* KK 1.00* KP 1.00* ! MA 0.88 MC 1.00 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* WZ 1.03 LA 1.00* ! ! 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* ! MA 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* LA 0.00* ! ! ! 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* ! MA 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* LA 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.93 GC 1.00* GG 1.00* ! HH 1.00* HN 1.15 KK 1.04 KP 1.00 ! MA 1.00* MC 1.00* MK 0.93 NL 1.10 ! NY 1.00* OV 1.06 PT 0.87 SC 1.04 ! TS 1.00* WF 1.08 WZ 1.00* LA 0.96 ! ! A total of 36 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 1.11 HN 1.00* KK 1.00* KP 1.00* ! MA 0.96 MC 1.02 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* WZ 1.02 LA 1.00* ! ! 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* ! MA 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* LA 0.00* ! ! ! 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* ! MA 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* LA 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.91 GC 1.00* GG 1.00* ! HH 1.00* HN 1.14 KK 0.99 KP 1.04 ! MA 1.00* MC 1.00* MK 0.94 NL 1.07 ! NY 1.00* OV 1.02 PT 0.90 SC 1.05 ! TS 1.00* WF 1.09 WZ 1.00* LA 1.00 ! ! A total of 36 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 0.94 HN 1.00* KK 1.00* KP 1.00* ! MA 0.96 MC 1.00 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* WZ 1.04 LA 1.00* ! ! 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* ! MA 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* LA 0.00* ! ! ! 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* ! MA 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* LA 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.90 GC 1.00* GG 1.00* ! HH 1.00* HN 1.14 KK 1.02 KP 1.04 ! MA 1.00* MC 1.00* MK 0.97 NL 1.07 ! NY 1.00* OV 1.02 PT 0.90 SC 1.03 ! TS 1.00* WF 1.03 WZ 1.00* LA 0.97 ! ! A total of 36 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 0.96 HN 1.00* KK 1.00* KP 1.00* ! MA 0.92 MC 1.02 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* WZ 1.05 LA 1.00* ! ! 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* ! MA 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* LA 0.00* ! ! ! Fit before self-cal, rms=0.933251Jy sigma=0.009288 ! Fit after self-cal, rms=0.840703Jy sigma=0.006466 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! Estimated beam: bmin=0.6487 mas, bmaj=2.101 mas, bpa=-14.39 degrees ! Estimated noise=1006.07 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 (1.4, 5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.27749 Jy ! Component: 100 - total flux cleaned = 0.394639 Jy ! Component: 150 - total flux cleaned = 0.452188 Jy ! Component: 200 - total flux cleaned = 0.468487 Jy ! Total flux subtracted in 200 components = 0.468487 Jy ! Clean residual min=-0.064187 max=0.176900 Jy/beam ! Clean residual mean=0.013691 rms=0.035498 Jy/beam ! Combined flux in latest and established models = 8.13607 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 60 components and 8.13607 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.752036Jy sigma=0.004983 ! Fit after self-cal, rms=0.744347Jy sigma=0.004872 ! Inverting map ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! Added new window around map position (3.4, 5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.181418 Jy ! Component: 100 - total flux cleaned = 0.271556 Jy ! Component: 150 - total flux cleaned = 0.295819 Jy ! Component: 200 - total flux cleaned = 0.309417 Jy ! Total flux subtracted in 200 components = 0.309417 Jy ! Clean residual min=-0.056956 max=0.089574 Jy/beam ! Clean residual mean=0.002537 rms=0.022710 Jy/beam ! Combined flux in latest and established models = 8.44549 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 88 components and 8.44549 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.702077Jy sigma=0.004010 ! Fit after self-cal, rms=0.696934Jy sigma=0.003914 ! Inverting map ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 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=0.696934Jy sigma=0.003914 ! Fit after self-cal, rms=0.671468Jy sigma=0.003612 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! Estimated beam: bmin=0.6486 mas, bmaj=2.088 mas, bpa=-14.26 degrees ! Estimated noise=1004.09 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0894826 Jy ! Component: 100 - total flux cleaned = 0.139438 Jy ! Component: 150 - total flux cleaned = 0.155339 Jy ! Component: 200 - total flux cleaned = 0.16981 Jy ! Total flux subtracted in 200 components = 0.16981 Jy ! Clean residual min=-0.049303 max=0.068061 Jy/beam ! Clean residual mean=-0.000244 rms=0.018812 Jy/beam ! Combined flux in latest and established models = 8.61529 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 105 components and 8.6153 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.657713Jy sigma=0.003236 ! Fit after self-cal, rms=0.655241Jy sigma=0.003186 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 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 = 0.037601 Jy ! Component: 100 - total flux cleaned = 0.0481381 Jy ! Component: 150 - total flux cleaned = 0.0569302 Jy ! Component: 200 - total flux cleaned = 0.0644876 Jy ! Total flux subtracted in 200 components = 0.0644876 Jy ! Clean residual min=-0.047424 max=0.056003 Jy/beam ! Clean residual mean=-0.002721 rms=0.017078 Jy/beam ! Combined flux in latest and established models = 8.67978 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 116 components and 8.67978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.650731Jy sigma=0.003067 ! Fit after self-cal, rms=0.650126Jy sigma=0.003052 ! Inverting map ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 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=0.650126Jy sigma=0.003052 ! Fit after self-cal, rms=0.642481Jy sigma=0.002919 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! Estimated beam: bmin=0.6501 mas, bmaj=2.085 mas, bpa=-14.19 degrees ! Estimated noise=1004.79 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0415344 Jy ! Component: 100 - total flux cleaned = 0.0547569 Jy ! Component: 150 - total flux cleaned = 0.0676443 Jy ! Component: 200 - total flux cleaned = 0.0773086 Jy ! Total flux subtracted in 200 components = 0.0773086 Jy ! Clean residual min=-0.042897 max=0.048997 Jy/beam ! Clean residual mean=-0.001843 rms=0.014554 Jy/beam ! Combined flux in latest and established models = 8.75709 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 132 components and 8.75709 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.636752Jy sigma=0.002738 ! Fit after self-cal, rms=0.635932Jy sigma=0.002717 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 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 = 0.0214692 Jy ! Component: 100 - total flux cleaned = 0.0284543 Jy ! Component: 150 - total flux cleaned = 0.0351787 Jy ! Component: 200 - total flux cleaned = 0.0403147 Jy ! Total flux subtracted in 200 components = 0.0403147 Jy ! Clean residual min=-0.042187 max=0.042568 Jy/beam ! Clean residual mean=-0.003404 rms=0.013539 Jy/beam ! Combined flux in latest and established models = 8.79741 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 142 components and 8.7974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.633947Jy sigma=0.002654 ! Fit after self-cal, rms=0.633654Jy sigma=0.002646 ! Inverting map ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 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=0.633654Jy sigma=0.002646 ! Fit after self-cal, rms=0.631168Jy sigma=0.002579 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! Estimated beam: bmin=2.145 mas, bmaj=6.406 mas, bpa=0.7519 degrees ! Estimated noise=1382.47 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0390733 Jy ! Component: 100 - total flux cleaned = 0.0474571 Jy ! Component: 150 - total flux cleaned = 0.0546619 Jy ! Component: 200 - total flux cleaned = 0.0597794 Jy ! Total flux subtracted in 200 components = 0.0597793 Jy ! Clean residual min=-0.054851 max=0.051539 Jy/beam ! Clean residual mean=-0.006481 rms=0.019152 Jy/beam ! Combined flux in latest and established models = 8.85718 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 154 components and 8.85719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.630363Jy sigma=0.002497 ! Fit after self-cal, rms=0.628273Jy sigma=0.002459 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 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 = 0.0122535 Jy ! Component: 100 - total flux cleaned = 0.0179448 Jy ! Component: 150 - total flux cleaned = 0.022137 Jy ! Component: 200 - total flux cleaned = 0.0248877 Jy ! Total flux subtracted in 200 components = 0.0248877 Jy ! Clean residual min=-0.057306 max=0.043485 Jy/beam ! Clean residual mean=-0.009014 rms=0.018018 Jy/beam ! Combined flux in latest and established models = 8.88207 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 169 components and 8.88208 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.628801Jy sigma=0.002447 ! Fit after self-cal, rms=0.628177Jy sigma=0.002439 ! Inverting map ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 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 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! Estimated beam: bmin=0.6514 mas, bmaj=2.084 mas, bpa=-14.14 degrees ! Estimated noise=1005.67 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6514 x 2.084 at -14.14 degrees (North through East) ! Clean map min=-0.03734 max=5.9175 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=0.628177Jy sigma=0.002439 ! Fit after self-cal, rms=1.015308Jy sigma=0.002007 ! Inverting map and beam ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! Estimated beam: bmin=0.6528 mas, bmaj=2.077 mas, bpa=-14.09 degrees ! Estimated noise=1003.39 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0161525 Jy ! Component: 100 - total flux cleaned = 0.0203923 Jy ! Component: 150 - total flux cleaned = 0.0246648 Jy ! Component: 200 - total flux cleaned = 0.0283404 Jy ! Total flux subtracted in 200 components = 0.0283404 Jy ! Clean residual min=-0.037063 max=0.033467 Jy/beam ! Clean residual mean=-0.002293 rms=0.009768 Jy/beam ! Combined flux in latest and established models = 8.91042 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 184 components and 8.91041 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.013905Jy sigma=0.001930 ! Fit after self-cal, rms=1.013926Jy sigma=0.001921 ! Inverting map ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00933772 Jy ! Component: 100 - total flux cleaned = 0.012641 Jy ! Component: 150 - total flux cleaned = 0.0150258 Jy ! Component: 200 - total flux cleaned = 0.016684 Jy ! Total flux subtracted in 200 components = 0.016684 Jy ! Clean residual min=-0.036192 max=0.030745 Jy/beam ! Clean residual mean=-0.002956 rms=0.009280 Jy/beam ! Combined flux in latest and established models = 8.9271 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 187 components and 8.9271 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.013207Jy sigma=0.001892 ! Fit after self-cal, rms=1.013247Jy sigma=0.001889 ! Inverting map ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.013247Jy sigma=0.001889 ! Fit after self-cal, rms=1.003311Jy sigma=0.001870 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 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! Estimated beam: bmin=0.6656 mas, bmaj=1.567 mas, bpa=-9.043 degrees ! Estimated noise=1629.45 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.60704 Jy ! Component: 100 - total flux cleaned = 5.91516 Jy ! Component: 150 - total flux cleaned = 6.55586 Jy ! Component: 200 - total flux cleaned = 6.95879 Jy ! Total flux subtracted in 200 components = 6.95879 Jy ! Clean residual min=-0.093085 max=0.239822 Jy/beam ! Clean residual mean=0.016946 rms=0.056889 Jy/beam ! Combined flux in latest and established models = 6.95878 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 35 model components to the UV plane model. ! The established model now contains 35 components and 6.95878 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! Estimated beam: bmin=0.6534 mas, bmaj=2.078 mas, bpa=-14.08 degrees ! Estimated noise=1003.96 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 = 0.456129 Jy ! Component: 100 - total flux cleaned = 0.791841 Jy ! Component: 150 - total flux cleaned = 1.04611 Jy ! Component: 200 - total flux cleaned = 1.2407 Jy ! Total flux subtracted in 200 components = 1.2407 Jy ! Clean residual min=-0.041008 max=0.115518 Jy/beam ! Clean residual mean=0.024281 rms=0.033502 Jy/beam ! Combined flux in latest and established models = 8.19948 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 98 components and 8.19948 Jy ! Inverting map ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 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 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! Estimated beam: bmin=2.141 mas, bmaj=6.401 mas, bpa=0.7357 degrees ! Estimated noise=1377.18 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.307151 Jy ! Component: 100 - total flux cleaned = 0.47219 Jy ! Component: 150 - total flux cleaned = 0.567935 Jy ! Component: 200 - total flux cleaned = 0.625542 Jy ! Total flux subtracted in 200 components = 0.625542 Jy ! Clean residual min=-0.037088 max=0.053899 Jy/beam ! Clean residual mean=0.004158 rms=0.017116 Jy/beam ! Combined flux in latest and established models = 8.82502 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 = 0.0351019 Jy ! Component: 100 - total flux cleaned = 0.0566041 Jy ! Component: 150 - total flux cleaned = 0.0698126 Jy ! Component: 200 - total flux cleaned = 0.0721379 Jy ! Total flux subtracted in 200 components = 0.0721378 Jy ! Clean residual min=-0.040858 max=0.041296 Jy/beam ! Clean residual mean=-0.002700 rms=0.013314 Jy/beam ! Combined flux in latest and established models = 8.89716 Jy ! Adding 93 model components to the UV plane model. ! The established model now contains 175 components and 8.89716 Jy ! Inverting map ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! Estimated beam: bmin=0.6534 mas, bmaj=2.078 mas, bpa=-14.08 degrees ! Estimated noise=1003.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00764924 Jy ! Component: 100 - total flux cleaned = -0.0117345 Jy ! Component: 150 - total flux cleaned = -0.0128357 Jy ! Component: 200 - total flux cleaned = -0.0120418 Jy ! Total flux subtracted in 200 components = -0.0120418 Jy ! Clean residual min=-0.031522 max=0.041823 Jy/beam ! Clean residual mean=-0.000478 rms=0.009191 Jy/beam ! Combined flux in latest and established models = 8.88512 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 181 components and 8.88512 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.001500Jy sigma=0.001915 ! Fit after self-cal, rms=1.000342Jy sigma=0.001889 wmodel J1924-2914_X_2000_05_22_pus_map.mod ! Writing 181 model components to file: J1924-2914_X_2000_05_22_pus_map.mod wobs J1924-2914_X_2000_05_22_pus_uvs.fits ! Writing UV FITS file: J1924-2914_X_2000_05_22_pus_uvs.fits wwins J1924-2914_X_2000_05_22_pus_map.win ! wwins: Wrote 3 windows to J1924-2914_X_2000_05_22_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 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147884 Jy ! Component: 100 - total flux cleaned = 0.0163406 Jy ! Component: 150 - total flux cleaned = 0.0167554 Jy ! Component: 200 - total flux cleaned = 0.0167586 Jy ! Component: 250 - total flux cleaned = 0.0155555 Jy ! Component: 300 - total flux cleaned = 0.0151791 Jy ! Component: 350 - total flux cleaned = 0.0148203 Jy ! Component: 400 - total flux cleaned = 0.0144732 Jy ! Component: 450 - total flux cleaned = 0.0128415 Jy ! Component: 500 - total flux cleaned = 0.01284 Jy ! Component: 550 - total flux cleaned = 0.0128364 Jy ! Component: 600 - total flux cleaned = 0.0125453 Jy ! Component: 650 - total flux cleaned = 0.0122723 Jy ! Component: 700 - total flux cleaned = 0.0120069 Jy ! Component: 750 - total flux cleaned = 0.0114839 Jy ! Component: 800 - total flux cleaned = 0.0109818 Jy ! Component: 850 - total flux cleaned = 0.0107326 Jy ! Component: 900 - total flux cleaned = 0.00976904 Jy ! Component: 950 - total flux cleaned = 0.00906955 Jy ! Component: 1000 - total flux cleaned = 0.00884209 Jy ! Total flux subtracted in 1024 components = 0.00839561 Jy ! Clean residual min=-0.011823 max=0.011548 Jy/beam ! Clean residual mean=-0.000347 rms=0.004938 Jy/beam ! Combined flux in latest and established models = 8.89351 Jy keep ! Adding 69 model components to the UV plane model. ! The established model now contains 250 components and 8.89351 Jy ![Exited script file: muppet] wmap "J1924-2914_X_2000_05_22_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6534 x 2.078 at -14.08 degrees (North through East) ! Clean map min=-0.023159 max=5.9946 Jy/beam ! Writing clean map to FITS file: J1924-2914_X_2000_05_22_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 5.9946 invert ! Inverting map ! Your choice of large map pixels excluded 0.819% of the data. ! The x-axis pixel size should ideally be below 0.1942 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00493533 device "J1924-2914_X_2000_05_22_pus\_map.eps/VPS" ! Attempting to open device: 'J1924-2914_X_2000_05_22_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.246989 0.246989 0.493977 0.987955 1.97591 3.95182 7.90364 15.8073 31.6146 63.2291 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0148 print "peak=",int(1000*peak_flux)/1000 ! peak= 5.994 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6534 x 2.078 at -14.08 degrees (North through East) ! Clean map min=-0.023159 max=5.9946 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1924-2914_X_2000_05_22_pus\_map.gif/vgif" ! Attempting to open device: 'J1924-2914_X_2000_05_22_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1924-2914_X_2000_05_22_pus_uvs.log closed on Mon Nov 12 16:34:23 2007