! Started logfile: J0921-2618_X_1999_05_10_pus_uvs.log on Mon Jan 14 12:40:37 2008 obs J0921-2618_X_1999_05_10_pus_uva.fits ! Reading UV FITS file: J0921-2618_X_1999_05_10_pus_uva.fits ! AN table 1: 44 integrations on 153 of 153 possible baselines. ! AN table 2: 33 integrations on 153 of 153 possible baselines. ! AN table 3: 59 integrations on 153 of 153 possible baselines. ! AN table 4: 79 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0753306 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0921-2618 ! ! 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 1759 lines of history. ! ! Reading 9912 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 J0921-2618_X_1999_05_10_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 660 telescope corrections were flagged in sub-array 1. ! A total of 373 telescope corrections were flagged in sub-array 2. ! A total of 757 telescope corrections were flagged in sub-array 3. ! A total of 1395 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 660 telescope corrections were flagged in sub-array 1. ! A total of 373 telescope corrections were flagged in sub-array 2. ! A total of 757 telescope corrections were flagged in sub-array 3. ! A total of 1395 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 660 telescope corrections were flagged in sub-array 1. ! A total of 373 telescope corrections were flagged in sub-array 2. ! A total of 757 telescope corrections were flagged in sub-array 3. ! A total of 1395 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 675 telescope corrections were flagged in sub-array 1. ! A total of 373 telescope corrections were flagged in sub-array 2. ! A total of 757 telescope corrections were flagged in sub-array 3. ! A total of 1395 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.788182Jy sigma=0.005943 ! Fit after self-cal, rms=0.543527Jy sigma=0.004216 ! 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 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! Estimated beam: bmin=0.6849 mas, bmaj=1.237 mas, bpa=3.405 degrees ! Estimated noise=1474.13 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 = 0.941392 Jy ! Component: 100 - total flux cleaned = 1.18463 Jy ! Total flux subtracted in 100 components = 1.18463 Jy ! Clean residual min=-0.035897 max=0.107706 Jy/beam ! Clean residual mean=0.002166 rms=0.015384 Jy/beam ! Combined flux in latest and established models = 1.18463 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 1.18463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.475057Jy sigma=0.003321 ! Fit after self-cal, rms=0.475215Jy sigma=0.003321 ! Inverting map ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.120892 Jy ! Component: 100 - total flux cleaned = 0.186441 Jy ! Total flux subtracted in 100 components = 0.186441 Jy ! Clean residual min=-0.028014 max=0.052018 Jy/beam ! Clean residual mean=0.001210 rms=0.009606 Jy/beam ! Combined flux in latest and established models = 1.37107 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 1.37107 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.441846Jy sigma=0.002747 ! Fit after self-cal, rms=0.441918Jy sigma=0.002746 ! Inverting map ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1631 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 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! Estimated beam: bmin=0.8753 mas, bmaj=1.72 mas, bpa=1.342 degrees ! Estimated noise=885.903 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0832065 Jy ! Component: 100 - total flux cleaned = 0.129566 Jy ! Component: 150 - total flux cleaned = 0.158976 Jy ! Component: 200 - total flux cleaned = 0.176185 Jy ! Total flux subtracted in 200 components = 0.176185 Jy ! Clean residual min=-0.021228 max=0.032962 Jy/beam ! Clean residual mean=-0.000975 rms=0.007308 Jy/beam ! Combined flux in latest and established models = 1.54725 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 51 components and 1.54725 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.430347Jy sigma=0.002509 ! Fit after self-cal, rms=0.429152Jy sigma=0.002493 ! Inverting map ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 GC 1.00* HH 1.00* ! HN 1.00* KK 0.96 KP 0.97 LA 0.98 ! MC 1.00* MK 0.95 NL 1.11 NY 1.00* ! ON 1.00* OV 0.97 PT 1.00 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.93 GC 1.00* HH 1.00* ! HN 1.00 KK 0.98 KP 0.97 LA 0.95 ! MC 1.00* MK 1.00* NL 0.98 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.04 ! WF 1.12 WZ 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.94 GC 1.00* HH 1.11 ! HN 0.96 KK 1.00* KP 1.00 LA 0.98 ! MC 1.00* MK 1.00* NL 1.23 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00 SC 1.06 ! WF 1.15 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 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* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 GC 1.00* HH 1.00* ! HN 1.00* KK 0.98 KP 0.96 LA 1.00 ! MC 1.00* MK 0.94 NL 1.09 NY 1.00* ! ON 1.00* OV 0.95 PT 0.92 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.93 GC 1.00* HH 1.00* ! HN 1.00 KK 1.03 KP 0.98 LA 0.96 ! MC 1.00* MK 1.00* NL 0.96 NY 1.00* ! ON 1.00* OV 0.99 PT 0.91 SC 1.03 ! WF 1.08 WZ 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.97 GC 1.00* HH 1.09 ! HN 0.96 KK 1.00* KP 1.01 LA 0.99 ! MC 1.00* MK 1.00* NL 1.16 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00 SC 1.03 ! WF 1.07 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 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* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 1.04 KP 0.99 LA 0.99 ! MC 1.00* MK 0.94 NL 1.07 NY 1.00* ! ON 1.00* OV 0.97 PT 0.94 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.96 GC 1.00* HH 1.00* ! HN 1.02 KK 1.11 KP 0.99 LA 0.96 ! MC 1.00* MK 1.00* NL 0.96 NY 1.00* ! ON 1.00* OV 1.02 PT 0.92 SC 1.03 ! WF 1.10 WZ 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00 GC 1.00* HH 1.15 ! HN 0.99 KK 1.00* KP 1.03 LA 0.98 ! MC 1.00* MK 1.00* NL 1.16 NY 1.00* ! ON 1.00* OV 1.00* PT 1.03 SC 1.07 ! WF 1.05 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 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* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00 KP 0.98 LA 1.01 ! MC 1.00* MK 0.96 NL 1.16 NY 1.00* ! ON 1.00* OV 0.96 PT 0.97 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.95 GC 1.00* HH 1.00* ! HN 1.03 KK 1.06 KP 0.97 LA 0.98 ! MC 1.00* MK 1.00* NL 0.97 NY 1.00* ! ON 1.00* OV 1.03 PT 0.95 SC 1.01 ! WF 1.08 WZ 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.98 GC 1.00* HH 1.30 ! HN 0.98 KK 1.00* KP 1.12 LA 1.00 ! MC 1.00* MK 1.00* NL 1.18 NY 1.00* ! ON 1.00* OV 1.00* PT 1.06 SC 1.01 ! WF 1.07 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 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* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.429152Jy sigma=0.002493 ! Fit after self-cal, rms=0.461950Jy sigma=0.002346 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! Estimated beam: bmin=0.8815 mas, bmaj=1.89 mas, bpa=0.03326 degrees ! Estimated noise=895.697 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 = 0.00700542 Jy ! Component: 100 - total flux cleaned = 0.00661749 Jy ! Component: 150 - total flux cleaned = 0.00594008 Jy ! Component: 200 - total flux cleaned = 0.00593773 Jy ! Total flux subtracted in 200 components = 0.00593773 Jy ! Clean residual min=-0.008099 max=0.012030 Jy/beam ! Clean residual mean=0.000249 rms=0.002819 Jy/beam ! Combined flux in latest and established models = 1.55319 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 64 components and 1.55319 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.461164Jy sigma=0.002339 ! Fit after self-cal, rms=0.461679Jy sigma=0.002338 ! Inverting map ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 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=0.461679Jy sigma=0.002338 ! Fit after self-cal, rms=0.463131Jy sigma=0.002337 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! Estimated beam: bmin=0.8815 mas, bmaj=1.892 mas, bpa=0.03245 degrees ! Estimated noise=895.417 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00244826 Jy ! Component: 100 - total flux cleaned = 0.00243777 Jy ! Component: 150 - total flux cleaned = 0.0024298 Jy ! Component: 200 - total flux cleaned = 0.00265761 Jy ! Total flux subtracted in 200 components = 0.00265761 Jy ! Clean residual min=-0.007684 max=0.011266 Jy/beam ! Clean residual mean=0.000274 rms=0.002639 Jy/beam ! Combined flux in latest and established models = 1.55585 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 68 components and 1.55585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.462740Jy sigma=0.002334 ! Fit after self-cal, rms=0.462702Jy sigma=0.002334 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 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 = 0.000718187 Jy ! Component: 100 - total flux cleaned = 0.000708006 Jy ! Component: 150 - total flux cleaned = 0.000708385 Jy ! Component: 200 - total flux cleaned = 0.000709156 Jy ! Total flux subtracted in 200 components = 0.000709156 Jy ! Clean residual min=-0.007383 max=0.010851 Jy/beam ! Clean residual mean=0.000244 rms=0.002489 Jy/beam ! Combined flux in latest and established models = 1.55656 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 71 components and 1.55656 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.462492Jy sigma=0.002332 ! Fit after self-cal, rms=0.462469Jy sigma=0.002332 ! Inverting map ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! Added new window around map position (-6.2, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00751639 Jy ! Component: 100 - total flux cleaned = 0.00847521 Jy ! Component: 150 - total flux cleaned = 0.00867643 Jy ! Component: 200 - total flux cleaned = 0.00867118 Jy ! Total flux subtracted in 200 components = 0.00867118 Jy ! Clean residual min=-0.007026 max=0.009597 Jy/beam ! Clean residual mean=-0.000018 rms=0.002153 Jy/beam ! Combined flux in latest and established models = 1.56523 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 85 components and 1.56523 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.462078Jy sigma=0.002329 ! Fit after self-cal, rms=0.462030Jy sigma=0.002329 ! Inverting map ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 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=0.462030Jy sigma=0.002329 ! Fit after self-cal, rms=0.462278Jy sigma=0.002328 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! Estimated beam: bmin=0.8822 mas, bmaj=1.899 mas, bpa=0.0002632 degrees ! Estimated noise=896.413 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00284684 Jy ! Component: 100 - total flux cleaned = 0.00339942 Jy ! Component: 150 - total flux cleaned = 0.00374286 Jy ! Component: 200 - total flux cleaned = 0.00389898 Jy ! Total flux subtracted in 200 components = 0.00389898 Jy ! Clean residual min=-0.006272 max=0.009144 Jy/beam ! Clean residual mean=0.000104 rms=0.002042 Jy/beam ! Combined flux in latest and established models = 1.56913 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 89 components and 1.56913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.462064Jy sigma=0.002327 ! Fit after self-cal, rms=0.462049Jy sigma=0.002327 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 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 (3.6, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00377095 Jy ! Component: 100 - total flux cleaned = 0.00378561 Jy ! Component: 150 - total flux cleaned = 0.00346163 Jy ! Component: 200 - total flux cleaned = 0.00331842 Jy ! Total flux subtracted in 200 components = 0.00331842 Jy ! Clean residual min=-0.005692 max=0.006560 Jy/beam ! Clean residual mean=0.000004 rms=0.001714 Jy/beam ! Combined flux in latest and established models = 1.57245 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 101 components and 1.57245 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.461723Jy sigma=0.002326 ! Fit after self-cal, rms=0.461722Jy sigma=0.002326 ! Inverting map ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 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=0.461722Jy sigma=0.002326 ! Fit after self-cal, rms=0.461811Jy sigma=0.002325 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! Estimated beam: bmin=2.159 mas, bmaj=4.494 mas, bpa=-3.494 degrees ! Estimated noise=1070.22 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00356279 Jy ! Component: 100 - total flux cleaned = 0.00437441 Jy ! Component: 150 - total flux cleaned = 0.00507916 Jy ! Component: 200 - total flux cleaned = 0.00529471 Jy ! Total flux subtracted in 200 components = 0.00529471 Jy ! Clean residual min=-0.003816 max=0.004403 Jy/beam ! Clean residual mean=-0.000025 rms=0.001318 Jy/beam ! Combined flux in latest and established models = 1.57774 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 112 components and 1.57774 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.461784Jy sigma=0.002325 ! Fit after self-cal, rms=0.461769Jy sigma=0.002325 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 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 = 0.000266902 Jy ! Component: 100 - total flux cleaned = 0.00013469 Jy ! Component: 150 - total flux cleaned = 7.60028e-05 Jy ! Component: 200 - total flux cleaned = 7.43659e-05 Jy ! Total flux subtracted in 200 components = 7.43659e-05 Jy ! Clean residual min=-0.003641 max=0.004203 Jy/beam ! Clean residual mean=-0.000032 rms=0.001254 Jy/beam ! Combined flux in latest and established models = 1.57782 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 124 components and 1.57782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.461765Jy sigma=0.002325 ! Fit after self-cal, rms=0.461764Jy sigma=0.002325 ! Inverting map ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 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 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! Estimated beam: bmin=0.8826 mas, bmaj=1.903 mas, bpa=-0.01684 degrees ! Estimated noise=897.181 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8826 x 1.903 at -0.01684 degrees (North through East) ! Clean map min=-0.0077809 max=1.2342 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=0.461764Jy sigma=0.002325 ! Fit after self-cal, rms=0.419353Jy sigma=0.002193 ! Inverting map and beam ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! Estimated beam: bmin=0.8823 mas, bmaj=1.901 mas, bpa=-0.04473 degrees ! Estimated noise=896.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00400006 Jy ! Component: 100 - total flux cleaned = -0.0045013 Jy ! Component: 150 - total flux cleaned = -0.00465175 Jy ! Component: 200 - total flux cleaned = -0.00479007 Jy ! Total flux subtracted in 200 components = -0.00479007 Jy ! Clean residual min=-0.005578 max=0.005108 Jy/beam ! Clean residual mean=-0.000104 rms=0.001574 Jy/beam ! Combined flux in latest and established models = 1.57303 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 134 components and 1.57303 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.419145Jy sigma=0.002192 ! Fit after self-cal, rms=0.419161Jy sigma=0.002192 ! Inverting map ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00029614 Jy ! Component: 100 - total flux cleaned = -0.000294757 Jy ! Component: 150 - total flux cleaned = -0.000415929 Jy ! Component: 200 - total flux cleaned = -0.000640581 Jy ! Total flux subtracted in 200 components = -0.000640581 Jy ! Clean residual min=-0.005369 max=0.004893 Jy/beam ! Clean residual mean=-0.000089 rms=0.001520 Jy/beam ! Combined flux in latest and established models = 1.57239 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 139 components and 1.57239 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.419041Jy sigma=0.002192 ! Fit after self-cal, rms=0.419054Jy sigma=0.002191 ! Inverting map ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.419054Jy sigma=0.002191 ! Fit after self-cal, rms=0.418653Jy sigma=0.002191 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 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! Estimated beam: bmin=0.6894 mas, bmaj=1.508 mas, bpa=0.145 degrees ! Estimated noise=1385.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.936833 Jy ! Component: 100 - total flux cleaned = 1.16978 Jy ! Component: 150 - total flux cleaned = 1.28254 Jy ! Component: 200 - total flux cleaned = 1.35265 Jy ! Total flux subtracted in 200 components = 1.35265 Jy ! Clean residual min=-0.016498 max=0.037956 Jy/beam ! Clean residual mean=0.001326 rms=0.007052 Jy/beam ! Combined flux in latest and established models = 1.35265 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 1.35265 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! Estimated beam: bmin=0.8828 mas, bmaj=1.904 mas, bpa=-0.09914 degrees ! Estimated noise=896.181 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 = 0.0789224 Jy ! Component: 100 - total flux cleaned = 0.123898 Jy ! Component: 150 - total flux cleaned = 0.151028 Jy ! Component: 200 - total flux cleaned = 0.169295 Jy ! Total flux subtracted in 200 components = 0.169295 Jy ! Clean residual min=-0.007684 max=0.012917 Jy/beam ! Clean residual mean=0.001585 rms=0.003450 Jy/beam ! Combined flux in latest and established models = 1.52195 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 62 components and 1.52195 Jy ! Inverting map ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 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 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! Estimated beam: bmin=2.159 mas, bmaj=4.498 mas, bpa=-3.442 degrees ! Estimated noise=1068.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0208993 Jy ! Component: 100 - total flux cleaned = 0.0327198 Jy ! Component: 150 - total flux cleaned = 0.04026 Jy ! Component: 200 - total flux cleaned = 0.0452168 Jy ! Total flux subtracted in 200 components = 0.0452168 Jy ! Clean residual min=-0.005964 max=0.005758 Jy/beam ! Clean residual mean=0.000101 rms=0.001718 Jy/beam ! Combined flux in latest and established models = 1.56716 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 = 0.00173793 Jy ! Component: 100 - total flux cleaned = 0.00197712 Jy ! Component: 150 - total flux cleaned = 0.00209011 Jy ! Component: 200 - total flux cleaned = 0.00238269 Jy ! Total flux subtracted in 200 components = 0.00238269 Jy ! Clean residual min=-0.005350 max=0.004584 Jy/beam ! Clean residual mean=-0.000080 rms=0.001386 Jy/beam ! Combined flux in latest and established models = 1.56955 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 127 components and 1.56955 Jy ! Inverting map ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! Estimated beam: bmin=0.8828 mas, bmaj=1.904 mas, bpa=-0.09914 degrees ! Estimated noise=896.181 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0009473 Jy ! Component: 100 - total flux cleaned = -0.000515096 Jy ! Component: 150 - total flux cleaned = -0.000695172 Jy ! Component: 200 - total flux cleaned = -0.00086014 Jy ! Total flux subtracted in 200 components = -0.00086014 Jy ! Clean residual min=-0.005983 max=0.005950 Jy/beam ! Clean residual mean=-0.000003 rms=0.001660 Jy/beam ! Combined flux in latest and established models = 1.56869 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 144 components and 1.56869 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.420696Jy sigma=0.002199 ! Fit after self-cal, rms=0.420584Jy sigma=0.002199 wmodel J0921-2618_X_1999_05_10_pus_map.mod ! Writing 144 model components to file: J0921-2618_X_1999_05_10_pus_map.mod wobs J0921-2618_X_1999_05_10_pus_uvs.fits ! Writing UV FITS file: J0921-2618_X_1999_05_10_pus_uvs.fits wwins J0921-2618_X_1999_05_10_pus_map.win ! wwins: Wrote 4 windows to J0921-2618_X_1999_05_10_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 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135072 Jy ! Component: 100 - total flux cleaned = 0.00182314 Jy ! Component: 150 - total flux cleaned = 0.00262874 Jy ! Component: 200 - total flux cleaned = 0.0031385 Jy ! Component: 250 - total flux cleaned = 0.00346689 Jy ! Component: 300 - total flux cleaned = 0.00386728 Jy ! Component: 350 - total flux cleaned = 0.00425395 Jy ! Component: 400 - total flux cleaned = 0.00455436 Jy ! Component: 450 - total flux cleaned = 0.00484561 Jy ! Component: 500 - total flux cleaned = 0.00498642 Jy ! Component: 550 - total flux cleaned = 0.00498465 Jy ! Component: 600 - total flux cleaned = 0.00491668 Jy ! Component: 650 - total flux cleaned = 0.00498307 Jy ! Component: 700 - total flux cleaned = 0.00491707 Jy ! Component: 750 - total flux cleaned = 0.00485288 Jy ! Component: 800 - total flux cleaned = 0.0048531 Jy ! Component: 850 - total flux cleaned = 0.00479086 Jy ! Component: 900 - total flux cleaned = 0.00460781 Jy ! Component: 950 - total flux cleaned = 0.00454767 Jy ! Component: 1000 - total flux cleaned = 0.00437075 Jy ! Total flux subtracted in 1024 components = 0.00419561 Jy ! Clean residual min=-0.004615 max=0.003156 Jy/beam ! Clean residual mean=-0.000147 rms=0.001213 Jy/beam ! Combined flux in latest and established models = 1.57288 Jy keep ! Adding 64 model components to the UV plane model. ! The established model now contains 206 components and 1.57288 Jy ![Exited script file: muppet] wmap "J0921-2618_X_1999_05_10_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8828 x 1.904 at -0.09914 degrees (North through East) ! Clean map min=-0.0061345 max=1.2397 Jy/beam ! Writing clean map to FITS file: J0921-2618_X_1999_05_10_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.23974 invert ! Inverting map ! Your choice of large map pixels excluded 4.56% of the data. ! The x-axis pixel size should ideally be below 0.1631 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00121502 device "J0921-2618_X_1999_05_10_pus\_map.eps/VPS" ! Attempting to open device: 'J0921-2618_X_1999_05_10_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.294019 0.294019 0.588039 1.17608 2.35215 4.70431 9.40862 18.8172 37.6345 75.2689 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0036 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.239 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8828 x 1.904 at -0.09914 degrees (North through East) ! Clean map min=-0.0061345 max=1.2397 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0921-2618_X_1999_05_10_pus\_map.gif/vgif" ! Attempting to open device: 'J0921-2618_X_1999_05_10_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0921-2618_X_1999_05_10_pus_uvs.log closed on Mon Jan 14 12:40:45 2008