! Started logfile: J1147-3812_X_2003_05_07_pus_uvs.log on Thu Dec 14 15:31:56 2006 obs J1147-3812_X_2003_05_07_pus_uva.fits ! Reading UV FITS file: J1147-3812_X_2003_05_07_pus_uva.fits ! AN table 1: 185 integrations on 171 of 171 possible baselines. ! AN table 2: 83 integrations on 171 of 171 possible baselines. ! AN table 3: 73 integrations on 171 of 171 possible baselines. ! AN table 4: 37 integrations on 171 of 171 possible baselines. ! AN table 5: 11 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0623581 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1147-3812 ! ! 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 1739 lines of history. ! ! Reading 16592 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 float field_size field_size = 256 float field_cell field_cell = 0.2 float taper_size taper_size = 70. integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 256x256 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 2683 telescope corrections were flagged in sub-array 1. ! A total of 1235 telescope corrections were flagged in sub-array 2. ! A total of 1194 telescope corrections were flagged in sub-array 3. ! A total of 643 telescope corrections were flagged in sub-array 4. ! A total of 209 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 2683 telescope corrections were flagged in sub-array 1. ! A total of 1235 telescope corrections were flagged in sub-array 2. ! A total of 1195 telescope corrections were flagged in sub-array 3. ! A total of 643 telescope corrections were flagged in sub-array 4. ! A total of 209 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 2683 telescope corrections were flagged in sub-array 1. ! A total of 1235 telescope corrections were flagged in sub-array 2. ! A total of 1194 telescope corrections were flagged in sub-array 3. ! A total of 643 telescope corrections were flagged in sub-array 4. ! A total of 209 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 2683 telescope corrections were flagged in sub-array 1. ! A total of 1235 telescope corrections were flagged in sub-array 2. ! A total of 1194 telescope corrections were flagged in sub-array 3. ! A total of 643 telescope corrections were flagged in sub-array 4. ! A total of 209 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.900601Jy sigma=0.007485 ! Fit after self-cal, rms=0.470305Jy sigma=0.003835 ! 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 0.765% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! The y-axis pixel size should ideally be below 0.1796 milli-arcsec ! Estimated beam: bmin=0.6031 mas, bmaj=0.9877 mas, bpa=13.66 degrees ! Estimated noise=2166.92 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 = 0.94083 Jy ! Component: 100 - total flux cleaned = 1.16536 Jy ! Total flux subtracted in 100 components = 1.16536 Jy ! Clean residual min=-0.080768 max=0.097000 Jy/beam ! Clean residual mean=0.003067 rms=0.018297 Jy/beam ! Combined flux in latest and established models = 1.16536 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.16536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.373480Jy sigma=0.002813 ! Fit after self-cal, rms=0.373492Jy sigma=0.002813 ! Inverting map ! Your choice of large map pixels excluded 0.765% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! The y-axis pixel size should ideally be below 0.1796 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 0.765% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! The y-axis pixel size should ideally be below 0.1796 milli-arcsec ! Estimated beam: bmin=0.8679 mas, bmaj=1.794 mas, bpa=-9.076 degrees ! Estimated noise=718.733 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 = 0.194575 Jy ! Component: 100 - total flux cleaned = 0.271157 Jy ! Component: 150 - total flux cleaned = 0.303172 Jy ! Component: 200 - total flux cleaned = 0.316579 Jy ! Total flux subtracted in 200 components = 0.316579 Jy ! Clean residual min=-0.030934 max=0.049909 Jy/beam ! Clean residual mean=-0.000240 rms=0.011455 Jy/beam ! Combined flux in latest and established models = 1.48193 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 20 components and 1.48193 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293499Jy sigma=0.001766 ! Fit after self-cal, rms=0.293565Jy sigma=0.001765 ! Inverting map ! Your choice of large map pixels excluded 0.765% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! The y-axis pixel size should ideally be below 0.1796 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 GG 1.00* HN 1.00* ! KK 1.05 KP 1.05 LA 0.95 MA 1.00* ! MC 1.00* MK 0.95 NL 1.28 ON 1.00* ! OV 0.98 PT 0.96 SC 0.96 TC 1.00 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 GG 1.00* HN 1.00* ! KK 0.96 KP 1.15 LA 1.03 MA 1.00* ! MC 1.00* MK 0.93 NL 1.00* ON 1.00* ! OV 0.98 PT 1.03 SC 1.10 TC 0.95 ! TS 1.00* WF 1.29 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HN 1.00* ! KK 1.00* KP 1.06 LA 0.95 MA 1.00* ! MC 1.00* MK 1.00* NL 1.30 ON 1.00* ! OV 0.97 PT 0.96 SC 0.89 TC 0.94 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 GG 1.00* HN 1.00* ! KK 1.04 KP 0.99 LA 0.95 MA 1.00* ! MC 1.00* MK 0.96 NL 1.22 ON 1.00* ! OV 0.97 PT 0.99 SC 0.91 TC 1.06 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.01 GG 1.00* HN 1.00* ! KK 0.95 KP 1.07 LA 1.03 MA 1.00* ! MC 1.00* MK 0.92 NL 1.00* ON 1.00* ! OV 0.98 PT 1.07 SC 1.03 TC 1.03 ! TS 1.00* WF 1.33 WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HN 1.00* ! KK 1.00* KP 0.99 LA 0.96 MA 1.00* ! MC 1.00* MK 1.00* NL 1.21 ON 1.00* ! OV 0.97 PT 1.01 SC 0.86 TC 1.08 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.94 GG 1.00* HN 1.00* ! KK 1.12 KP 0.92 LA 0.95 MA 1.00* ! MC 1.00* MK 0.96 NL 1.20 ON 1.00* ! OV 1.01 PT 1.02 SC 0.92 TC 1.00 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.99 GG 1.00* HN 1.00* ! KK 1.01 KP 1.00 LA 1.04 MA 1.00* ! MC 1.00* MK 0.93 NL 1.00* ON 1.00* ! OV 1.02 PT 1.10 SC 1.04 TC 1.06 ! TS 1.00* WF 1.30 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HN 1.00* ! KK 1.00* KP 0.94 LA 0.95 MA 1.00* ! MC 1.00* MK 1.00* NL 1.18 ON 1.00* ! OV 1.00 PT 1.03 SC 0.91 TC 0.99 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.92 GG 1.00* HN 1.00* ! KK 1.06 KP 0.98 LA 0.93 MA 1.00* ! MC 1.00* MK 0.98 NL 1.22 ON 1.00* ! OV 1.00 PT 1.02 SC 0.97 TC 1.04 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GG 1.00* HN 1.00* ! KK 0.98 KP 1.07 LA 1.02 MA 1.00* ! MC 1.00* MK 0.95 NL 1.00* ON 1.00* ! OV 1.01 PT 1.11 SC 1.10 TC 0.97 ! TS 1.00* WF 1.32 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HN 1.00* ! KK 1.00* KP 1.00 LA 0.93 MA 1.00* ! MC 1.00* MK 1.00* NL 1.23 ON 1.00* ! OV 0.99 PT 1.04 SC 0.92 TC 1.00 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.293565Jy sigma=0.001765 ! Fit after self-cal, rms=0.265368Jy sigma=0.001374 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.8825 mas, bmaj=1.849 mas, bpa=-10.56 degrees ! Estimated noise=723.402 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 = 0.00418811 Jy ! Component: 100 - total flux cleaned = 0.00434962 Jy ! Component: 150 - total flux cleaned = 0.00435292 Jy ! Component: 200 - total flux cleaned = 0.00435107 Jy ! Total flux subtracted in 200 components = 0.00435107 Jy ! Clean residual min=-0.012061 max=0.018251 Jy/beam ! Clean residual mean=0.000781 rms=0.004749 Jy/beam ! Combined flux in latest and established models = 1.48629 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 22 components and 1.48629 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.265196Jy sigma=0.001374 ! Fit after self-cal, rms=0.265483Jy sigma=0.001373 ! Inverting map ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 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=0.265483Jy sigma=0.001373 ! Fit after self-cal, rms=0.259138Jy sigma=0.001258 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.8819 mas, bmaj=1.848 mas, bpa=-10.58 degrees ! Estimated noise=723.557 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00248021 Jy ! Component: 100 - total flux cleaned = 0.00227794 Jy ! Component: 150 - total flux cleaned = 0.00227959 Jy ! Component: 200 - total flux cleaned = 0.00227448 Jy ! Total flux subtracted in 200 components = 0.00227448 Jy ! Clean residual min=-0.009424 max=0.017338 Jy/beam ! Clean residual mean=0.000824 rms=0.003427 Jy/beam ! Combined flux in latest and established models = 1.48856 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 22 components and 1.48856 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259036Jy sigma=0.001257 ! Fit after self-cal, rms=0.259049Jy sigma=0.001257 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 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 (2.6, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0145284 Jy ! Component: 100 - total flux cleaned = 0.0168506 Jy ! Component: 150 - total flux cleaned = 0.0164503 Jy ! Component: 200 - total flux cleaned = 0.0160936 Jy ! Total flux subtracted in 200 components = 0.0160936 Jy ! Clean residual min=-0.009898 max=0.009341 Jy/beam ! Clean residual mean=0.000145 rms=0.002334 Jy/beam ! Combined flux in latest and established models = 1.50465 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 34 components and 1.50465 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258137Jy sigma=0.001246 ! Fit after self-cal, rms=0.258021Jy sigma=0.001245 ! Inverting map ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 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=0.258021Jy sigma=0.001245 ! Fit after self-cal, rms=0.257053Jy sigma=0.001243 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.8801 mas, bmaj=1.844 mas, bpa=-10.59 degrees ! Estimated noise=723.419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00738677 Jy ! Component: 100 - total flux cleaned = 0.00789176 Jy ! Component: 150 - total flux cleaned = 0.00817288 Jy ! Component: 200 - total flux cleaned = 0.00829461 Jy ! Total flux subtracted in 200 components = 0.00829461 Jy ! Clean residual min=-0.008807 max=0.006962 Jy/beam ! Clean residual mean=0.000201 rms=0.001885 Jy/beam ! Combined flux in latest and established models = 1.51295 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 43 components and 1.51295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256723Jy sigma=0.001239 ! Fit after self-cal, rms=0.256668Jy sigma=0.001239 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 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 = 0.00127865 Jy ! Component: 100 - total flux cleaned = 0.00127379 Jy ! Component: 150 - total flux cleaned = 0.00116894 Jy ! Component: 200 - total flux cleaned = 0.00117107 Jy ! Total flux subtracted in 200 components = 0.00117107 Jy ! Clean residual min=-0.009020 max=0.006146 Jy/beam ! Clean residual mean=0.000154 rms=0.001834 Jy/beam ! Combined flux in latest and established models = 1.51412 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 46 components and 1.51412 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256538Jy sigma=0.001238 ! Fit after self-cal, rms=0.256518Jy sigma=0.001238 ! Inverting map ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 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=0.256518Jy sigma=0.001238 ! Fit after self-cal, rms=0.256032Jy sigma=0.001237 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=2.907 mas, bmaj=8.971 mas, bpa=-0.05238 degrees ! Estimated noise=852.189 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0040959 Jy ! Component: 100 - total flux cleaned = 0.00397679 Jy ! Component: 150 - total flux cleaned = 0.00380462 Jy ! Component: 200 - total flux cleaned = 0.00360444 Jy ! Total flux subtracted in 200 components = 0.00360444 Jy ! Clean residual min=-0.005109 max=0.004961 Jy/beam ! Clean residual mean=0.000435 rms=0.001780 Jy/beam ! Combined flux in latest and established models = 1.51772 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 52 components and 1.51772 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256054Jy sigma=0.001236 ! Fit after self-cal, rms=0.256000Jy sigma=0.001236 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 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 = 0.000910957 Jy ! Component: 100 - total flux cleaned = 0.000906342 Jy ! Component: 150 - total flux cleaned = 0.000722537 Jy ! Component: 200 - total flux cleaned = 0.000554208 Jy ! Total flux subtracted in 200 components = 0.000554208 Jy ! Clean residual min=-0.005595 max=0.004471 Jy/beam ! Clean residual mean=0.000394 rms=0.001818 Jy/beam ! Combined flux in latest and established models = 1.51828 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 55 components and 1.51828 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256044Jy sigma=0.001236 ! Fit after self-cal, rms=0.256007Jy sigma=0.001235 ! Inverting map ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 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 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.8793 mas, bmaj=1.842 mas, bpa=-10.58 degrees ! Estimated noise=723.388 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8793 x 1.842 at -10.58 degrees (North through East) ! Clean map min=-0.0065738 max=1.3421 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=0.256007Jy sigma=0.001235 ! Fit after self-cal, rms=0.248641Jy sigma=0.001070 ! Inverting map and beam ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.8793 mas, bmaj=1.844 mas, bpa=-10.53 degrees ! Estimated noise=722.883 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00251893 Jy ! Component: 100 - total flux cleaned = 0.00252032 Jy ! Component: 150 - total flux cleaned = 0.0025222 Jy ! Component: 200 - total flux cleaned = 0.00244801 Jy ! Total flux subtracted in 200 components = 0.00244801 Jy ! Clean residual min=-0.006298 max=0.004124 Jy/beam ! Clean residual mean=0.000184 rms=0.001317 Jy/beam ! Combined flux in latest and established models = 1.52073 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 63 components and 1.52073 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248531Jy sigma=0.001069 ! Fit after self-cal, rms=0.248519Jy sigma=0.001069 ! Inverting map ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000396451 Jy ! Component: 100 - total flux cleaned = 0.000324399 Jy ! Component: 150 - total flux cleaned = 0.000322973 Jy ! Component: 200 - total flux cleaned = 0.000197994 Jy ! Total flux subtracted in 200 components = 0.000197994 Jy ! Clean residual min=-0.006176 max=0.004039 Jy/beam ! Clean residual mean=0.000175 rms=0.001297 Jy/beam ! Combined flux in latest and established models = 1.52092 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 68 components and 1.52092 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248448Jy sigma=0.001069 ! Fit after self-cal, rms=0.248438Jy sigma=0.001068 ! Inverting map ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248438Jy sigma=0.001068 ! Fit after self-cal, rms=0.248432Jy sigma=0.001068 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 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.6269 mas, bmaj=0.9523 mas, bpa=13.18 degrees ! Estimated noise=2157.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.989046 Jy ! Component: 100 - total flux cleaned = 1.21528 Jy ! Component: 150 - total flux cleaned = 1.31522 Jy ! Component: 200 - total flux cleaned = 1.37721 Jy ! Total flux subtracted in 200 components = 1.37721 Jy ! Clean residual min=-0.019918 max=0.033249 Jy/beam ! Clean residual mean=0.002020 rms=0.006180 Jy/beam ! Combined flux in latest and established models = 1.37721 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 1.37721 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.8791 mas, bmaj=1.844 mas, bpa=-10.54 degrees ! Estimated noise=722.726 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) ! Added new window around map position (0, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0692096 Jy ! Component: 100 - total flux cleaned = 0.101752 Jy ! Component: 150 - total flux cleaned = 0.11927 Jy ! Component: 200 - total flux cleaned = 0.129693 Jy ! Total flux subtracted in 200 components = 0.129693 Jy ! Clean residual min=-0.004332 max=0.007471 Jy/beam ! Clean residual mean=0.000846 rms=0.001777 Jy/beam ! Combined flux in latest and established models = 1.5069 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 49 components and 1.5069 Jy ! Inverting map ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 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 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=2.903 mas, bmaj=8.959 mas, bpa=-0.01474 degrees ! Estimated noise=851.539 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00838046 Jy ! Component: 100 - total flux cleaned = 0.0117412 Jy ! Component: 150 - total flux cleaned = 0.0123257 Jy ! Component: 200 - total flux cleaned = 0.0127383 Jy ! Total flux subtracted in 200 components = 0.0127383 Jy ! Clean residual min=-0.003610 max=0.003843 Jy/beam ! Clean residual mean=0.000540 rms=0.001216 Jy/beam ! Combined flux in latest and established models = 1.51964 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 = 0.00034982 Jy ! Component: 100 - total flux cleaned = 0.000590969 Jy ! Component: 150 - total flux cleaned = 0.000808612 Jy ! Component: 200 - total flux cleaned = 0.000955054 Jy ! Total flux subtracted in 200 components = 0.000955054 Jy ! Clean residual min=-0.003446 max=0.003789 Jy/beam ! Clean residual mean=0.000459 rms=0.001160 Jy/beam ! Combined flux in latest and established models = 1.5206 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 83 components and 1.5206 Jy ! Inverting map ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.8791 mas, bmaj=1.844 mas, bpa=-10.54 degrees ! Estimated noise=722.726 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000299086 Jy ! Component: 100 - total flux cleaned = 0.000268284 Jy ! Component: 150 - total flux cleaned = 0.000514665 Jy ! Component: 200 - total flux cleaned = 0.000510405 Jy ! Total flux subtracted in 200 components = 0.000510405 Jy ! Clean residual min=-0.004755 max=0.003646 Jy/beam ! Clean residual mean=0.000236 rms=0.001091 Jy/beam ! Combined flux in latest and established models = 1.52111 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 92 components and 1.52111 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248474Jy sigma=0.001068 ! Fit after self-cal, rms=0.248356Jy sigma=0.001067 wmodel J1147-3812_X_2003_05_07_pus_map.mod ! Writing 92 model components to file: J1147-3812_X_2003_05_07_pus_map.mod wobs J1147-3812_X_2003_05_07_pus_uvs.fits ! Writing UV FITS file: J1147-3812_X_2003_05_07_pus_uvs.fits wwins J1147-3812_X_2003_05_07_pus_map.win ! wwins: Wrote 3 windows to J1147-3812_X_2003_05_07_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 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00100639 Jy ! Component: 100 - total flux cleaned = -0.000876329 Jy ! Component: 150 - total flux cleaned = -0.000877749 Jy ! Component: 200 - total flux cleaned = -0.000766948 Jy ! Component: 250 - total flux cleaned = -0.00039977 Jy ! Component: 300 - total flux cleaned = 4.98104e-05 Jy ! Component: 350 - total flux cleaned = 0.000480887 Jy ! Component: 400 - total flux cleaned = 0.000850579 Jy ! Component: 450 - total flux cleaned = 0.00125304 Jy ! Component: 500 - total flux cleaned = 0.00160023 Jy ! Component: 550 - total flux cleaned = 0.0019792 Jy ! Component: 600 - total flux cleaned = 0.00234701 Jy ! Component: 650 - total flux cleaned = 0.00274475 Jy ! Component: 700 - total flux cleaned = 0.00309404 Jy ! Component: 750 - total flux cleaned = 0.00347321 Jy ! Component: 800 - total flux cleaned = 0.00377007 Jy ! Component: 850 - total flux cleaned = 0.00409734 Jy ! Component: 900 - total flux cleaned = 0.00438208 Jy ! Component: 950 - total flux cleaned = 0.00469579 Jy ! Component: 1000 - total flux cleaned = 0.00486691 Jy ! Total flux subtracted in 1024 components = 0.00500245 Jy ! Clean residual min=-0.001685 max=0.001715 Jy/beam ! Clean residual mean=0.000113 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 1.52611 Jy keep ! Adding 52 model components to the UV plane model. ! The established model now contains 144 components and 1.52611 Jy wmap "J1147-3812_X_2003_05_07_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8791 x 1.844 at -10.54 degrees (North through East) ! Clean map min=-0.0042493 max=1.3386 Jy/beam ! Writing clean map to FITS file: J1147-3812_X_2003_05_07_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.33859 invert ! Inverting map ! Your choice of large map pixels excluded 0.271% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000640528 device "J1147-3812_X_2003_05_07_pus\_map.eps/VPS" ! Attempting to open device: 'J1147-3812_X_2003_05_07_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.143553 0.143553 0.287106 0.574212 1.14842 2.29685 4.5937 9.18739 18.3748 36.7496 73.4991 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.338 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8791 x 1.844 at -10.54 degrees (North through East) ! Clean map min=-0.0042493 max=1.3386 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1147-3812_X_2003_05_07_pus\_map.gif/vgif" ! Attempting to open device: 'J1147-3812_X_2003_05_07_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1147-3812_X_2003_05_07_pus_uvs.log closed on Thu Dec 14 15:33:24 2006