! Started logfile: J0501-0159_X_2003_09_17_pus_uvs.log on Sat May 12 21:00:57 2007 obs J0501-0159_X_2003_09_17_pus_uva.fits ! Reading UV FITS file: J0501-0159_X_2003_09_17_pus_uva.fits ! AN table 1: 301 integrations on 120 of 120 possible baselines. ! AN table 2: 77 integrations on 120 of 120 possible baselines. ! AN table 3: 202 integrations on 120 of 120 possible baselines. ! AN table 4: 167 integrations on 120 of 120 possible baselines. ! AN table 5: 13 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.100033 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0501-0159 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1485 lines of history. ! ! Reading 36492 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 3611 telescope corrections were flagged in sub-array 1. ! A total of 807 telescope corrections were flagged in sub-array 2. ! A total of 2482 telescope corrections were flagged in sub-array 3. ! A total of 1811 telescope corrections were flagged in sub-array 4. ! A total of 164 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 3611 telescope corrections were flagged in sub-array 1. ! A total of 807 telescope corrections were flagged in sub-array 2. ! A total of 2481 telescope corrections were flagged in sub-array 3. ! A total of 1811 telescope corrections were flagged in sub-array 4. ! A total of 164 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 3611 telescope corrections were flagged in sub-array 1. ! A total of 807 telescope corrections were flagged in sub-array 2. ! A total of 2481 telescope corrections were flagged in sub-array 3. ! A total of 1811 telescope corrections were flagged in sub-array 4. ! A total of 164 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 3611 telescope corrections were flagged in sub-array 1. ! A total of 807 telescope corrections were flagged in sub-array 2. ! A total of 2481 telescope corrections were flagged in sub-array 3. ! A total of 1811 telescope corrections were flagged in sub-array 4. ! A total of 164 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.875446Jy sigma=0.007955 ! Fit after self-cal, rms=0.289559Jy sigma=0.002336 ! 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 4.29% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! Estimated beam: bmin=0.5643 mas, bmaj=1.63 mas, bpa=0.7427 degrees ! Estimated noise=828.176 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 = 0.624104 Jy ! Component: 100 - total flux cleaned = 0.764276 Jy ! Total flux subtracted in 100 components = 0.764276 Jy ! Clean residual min=-0.016444 max=0.049282 Jy/beam ! Clean residual mean=0.000375 rms=0.005983 Jy/beam ! Combined flux in latest and established models = 0.764276 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.764276 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222420Jy sigma=0.001729 ! Fit after self-cal, rms=0.222362Jy sigma=0.001729 ! Inverting map ! Your choice of large map pixels excluded 4.29% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0542335 Jy ! Component: 100 - total flux cleaned = 0.0829512 Jy ! Total flux subtracted in 100 components = 0.0829512 Jy ! Clean residual min=-0.015041 max=0.020552 Jy/beam ! Clean residual mean=0.000313 rms=0.004268 Jy/beam ! Combined flux in latest and established models = 0.847227 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.847227 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204667Jy sigma=0.001491 ! Fit after self-cal, rms=0.204421Jy sigma=0.001491 ! Inverting map ! Your choice of large map pixels excluded 4.29% of the data. ! The x-axis pixel size should ideally be below 0.1536 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 4.29% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! Estimated beam: bmin=0.6881 mas, bmaj=2.143 mas, bpa=1.292 degrees ! Estimated noise=427.211 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 = 0.0277626 Jy ! Component: 100 - total flux cleaned = 0.0400983 Jy ! Component: 150 - total flux cleaned = 0.0459178 Jy ! Component: 200 - total flux cleaned = 0.0474974 Jy ! Total flux subtracted in 200 components = 0.0474974 Jy ! Clean residual min=-0.015234 max=0.033903 Jy/beam ! Clean residual mean=0.002058 rms=0.006083 Jy/beam ! Combined flux in latest and established models = 0.894725 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 27 components and 0.894725 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201699Jy sigma=0.001449 ! Fit after self-cal, rms=0.201556Jy sigma=0.001449 ! Inverting map ! Your choice of large map pixels excluded 4.29% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! Added new window around map position (-4, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0307701 Jy ! Component: 100 - total flux cleaned = 0.0452523 Jy ! Component: 150 - total flux cleaned = 0.0524368 Jy ! Component: 200 - total flux cleaned = 0.0537018 Jy ! Total flux subtracted in 200 components = 0.0537018 Jy ! Clean residual min=-0.014267 max=0.012292 Jy/beam ! Clean residual mean=0.000753 rms=0.003194 Jy/beam ! Combined flux in latest and established models = 0.948426 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 51 components and 0.948426 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197745Jy sigma=0.001396 ! Fit after self-cal, rms=0.197189Jy sigma=0.001389 ! Inverting map ! Your choice of large map pixels excluded 4.29% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 243 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 GC 0.94 HN 1.00* KP 1.01 ! LA 0.97 MK 0.97 NL 1.02 NY 1.19 ! ON 1.04 OV 0.99 PT 0.98 SC 0.95 ! TS 0.99 KK 1.04 WZ 1.06 WF 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00* HN 0.87 KP 1.02 ! LA 0.97 MK 1.00* NL 0.96 NY 1.00* ! ON 1.00* OV 1.01 PT 0.97 SC 0.93 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.06 ! ! A total of 252 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.01 GC 0.96 HN 1.00* KP 1.01 ! LA 0.98 MK 0.95 NL 1.08 NY 1.00* ! ON 1.00* OV 0.99 PT 0.99 SC 1.00* ! TS 0.90 KK 1.07 WZ 1.00* WF 1.00* ! ! A total of 195 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! FD 1.02 GC 1.04 HN 0.97 KP 1.02 ! LA 0.99 MK 0.97 NL 1.04 NY 1.00* ! ON 1.00* OV 1.02 PT 0.98 SC 0.98 ! TS 1.24 KK 1.01 WZ 1.00* WF 1.13 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.01 GC 1.00* HN 1.00* KP 1.00* ! LA 1.00 MK 1.00* NL 1.04 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 0.92 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Correcting IF 2. ! A total of 243 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 GC 0.98 HN 1.00* KP 0.96 ! LA 0.98 MK 0.99 NL 1.02 NY 1.21 ! ON 1.01 OV 0.99 PT 1.02 SC 0.90 ! TS 0.97 KK 1.05 WZ 1.07 WF 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.99 GC 1.00* HN 0.87 KP 0.97 ! LA 0.98 MK 1.00* NL 0.96 NY 1.00* ! ON 1.00* OV 0.99 PT 1.01 SC 0.88 ! TS 1.00* KK 1.00* WZ 1.00* WF 0.99 ! ! A total of 252 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.02 GC 1.01 HN 1.00* KP 0.95 ! LA 0.98 MK 0.97 NL 1.06 NY 1.00* ! ON 1.00* OV 1.00 PT 1.02 SC 1.00* ! TS 0.90 KK 1.03 WZ 1.00* WF 1.00* ! ! A total of 195 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! FD 1.02 GC 1.08 HN 0.98 KP 0.97 ! LA 0.99 MK 0.98 NL 1.03 NY 1.00* ! ON 1.00* OV 1.00 PT 1.03 SC 0.94 ! TS 1.26 KK 1.01 WZ 1.00* WF 1.04 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.00 GC 1.00* HN 1.00* KP 1.00* ! LA 0.95 MK 1.00* NL 1.09 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 0.90 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Correcting IF 3. ! A total of 243 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 GC 0.92 HN 1.00* KP 0.95 ! LA 0.98 MK 0.98 NL 1.00 NY 1.24 ! ON 1.09 OV 1.02 PT 1.02 SC 0.91 ! TS 0.97 KK 0.98 WZ 1.05 WF 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 GC 1.00* HN 0.87 KP 0.96 ! LA 0.98 MK 1.00* NL 0.92 NY 1.00* ! ON 1.00* OV 1.03 PT 1.01 SC 0.90 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.08 ! ! A total of 252 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 0.99 GC 0.95 HN 1.00* KP 0.94 ! LA 0.99 MK 0.96 NL 1.03 NY 1.00* ! ON 1.00* OV 1.03 PT 1.02 SC 1.00* ! TS 0.88 KK 1.00 WZ 1.00* WF 1.00* ! ! A total of 195 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00 HN 0.97 KP 0.95 ! LA 0.98 MK 0.99 NL 1.02 NY 1.00* ! ON 1.00* OV 1.04 PT 1.03 SC 0.97 ! TS 1.27 KK 0.99 WZ 1.00* WF 1.13 ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.98 GC 1.00* HN 1.00* KP 1.00* ! LA 0.97 MK 1.00* NL 1.01 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 0.91 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Correcting IF 4. ! A total of 243 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 GC 0.91 HN 1.00* KP 0.96 ! LA 0.96 MK 1.01 NL 1.01 NY 1.24 ! ON 1.02 OV 1.00 PT 1.02 SC 0.95 ! TS 0.96 KK 1.02 WZ 1.08 WF 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00* HN 0.90 KP 0.96 ! LA 0.96 MK 1.00* NL 0.95 NY 1.00* ! ON 1.00* OV 1.02 PT 1.01 SC 0.92 ! TS 1.00* KK 1.00* WZ 1.00* WF 0.98 ! ! A total of 252 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.01 GC 0.95 HN 1.00* KP 0.95 ! LA 0.97 MK 0.99 NL 1.05 NY 1.00* ! ON 1.00* OV 1.03 PT 1.02 SC 1.00* ! TS 0.89 KK 0.99 WZ 1.00* WF 1.00* ! ! A total of 195 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! FD 1.01 GC 1.03 HN 1.00 KP 0.96 ! LA 0.98 MK 1.00 NL 1.03 NY 1.00* ! ON 1.00* OV 1.02 PT 1.02 SC 0.99 ! TS 1.25 KK 1.00 WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.00 GC 1.00* HN 1.00* KP 1.00* ! LA 0.97 MK 1.00* NL 0.99 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 0.97 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Fit before self-cal, rms=0.197189Jy sigma=0.001389 ! Fit after self-cal, rms=0.188525Jy sigma=0.001278 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! Estimated beam: bmin=0.7114 mas, bmaj=2.146 mas, bpa=0.6092 degrees ! Estimated noise=435.18 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 (-1.8, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00795739 Jy ! Component: 100 - total flux cleaned = 0.00895932 Jy ! Component: 150 - total flux cleaned = 0.00935453 Jy ! Component: 200 - total flux cleaned = 0.00952892 Jy ! Total flux subtracted in 200 components = 0.00952892 Jy ! Clean residual min=-0.006981 max=0.005251 Jy/beam ! Clean residual mean=0.000472 rms=0.001439 Jy/beam ! Combined flux in latest and established models = 0.957955 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 66 components and 0.957955 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187800Jy sigma=0.001270 ! Fit after self-cal, rms=0.187958Jy sigma=0.001269 ! Inverting map ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 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=0.187958Jy sigma=0.001269 ! Fit after self-cal, rms=0.186137Jy sigma=0.001261 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! Estimated beam: bmin=0.7131 mas, bmaj=2.148 mas, bpa=0.5512 degrees ! Estimated noise=435.058 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00295676 Jy ! Component: 100 - total flux cleaned = 0.00384803 Jy ! Component: 150 - total flux cleaned = 0.00452666 Jy ! Component: 200 - total flux cleaned = 0.00497095 Jy ! Total flux subtracted in 200 components = 0.00497095 Jy ! Clean residual min=-0.004477 max=0.004899 Jy/beam ! Clean residual mean=0.000469 rms=0.001161 Jy/beam ! Combined flux in latest and established models = 0.962926 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 80 components and 0.962926 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185863Jy sigma=0.001257 ! Fit after self-cal, rms=0.185731Jy sigma=0.001257 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 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 = 0.00165356 Jy ! Component: 100 - total flux cleaned = 0.00194935 Jy ! Component: 150 - total flux cleaned = 0.00212728 Jy ! Component: 200 - total flux cleaned = 0.00221103 Jy ! Total flux subtracted in 200 components = 0.00221103 Jy ! Clean residual min=-0.004493 max=0.004593 Jy/beam ! Clean residual mean=0.000422 rms=0.001128 Jy/beam ! Combined flux in latest and established models = 0.965137 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 88 components and 0.965137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185621Jy sigma=0.001256 ! Fit after self-cal, rms=0.185618Jy sigma=0.001256 ! Inverting map ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 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=0.185618Jy sigma=0.001256 ! Fit after self-cal, rms=0.185197Jy sigma=0.001254 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! Estimated beam: bmin=0.7144 mas, bmaj=2.148 mas, bpa=0.5601 degrees ! Estimated noise=434.599 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000780512 Jy ! Component: 100 - total flux cleaned = 0.00142885 Jy ! Component: 150 - total flux cleaned = 0.00207014 Jy ! Component: 200 - total flux cleaned = 0.00239461 Jy ! Total flux subtracted in 200 components = 0.00239461 Jy ! Clean residual min=-0.003030 max=0.004174 Jy/beam ! Clean residual mean=0.000415 rms=0.000997 Jy/beam ! Combined flux in latest and established models = 0.967532 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 98 components and 0.967532 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185071Jy sigma=0.001252 ! Fit after self-cal, rms=0.185058Jy sigma=0.001252 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 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 = 0.000936504 Jy ! Component: 100 - total flux cleaned = 0.00116695 Jy ! Component: 150 - total flux cleaned = 0.00137971 Jy ! Component: 200 - total flux cleaned = 0.00151081 Jy ! Total flux subtracted in 200 components = 0.00151081 Jy ! Clean residual min=-0.002924 max=0.004039 Jy/beam ! Clean residual mean=0.000383 rms=0.000971 Jy/beam ! Combined flux in latest and established models = 0.969042 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 104 components and 0.969042 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184988Jy sigma=0.001252 ! Fit after self-cal, rms=0.184986Jy sigma=0.001252 ! Inverting map ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 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=0.184986Jy sigma=0.001252 ! Fit after self-cal, rms=0.184812Jy sigma=0.001251 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! Estimated beam: bmin=2.794 mas, bmaj=4.447 mas, bpa=0.5873 degrees ! Estimated noise=554.311 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160431 Jy ! Component: 100 - total flux cleaned = 0.00239408 Jy ! Component: 150 - total flux cleaned = 0.002791 Jy ! Component: 200 - total flux cleaned = 0.00296303 Jy ! Total flux subtracted in 200 components = 0.00296303 Jy ! Clean residual min=-0.002552 max=0.005293 Jy/beam ! Clean residual mean=0.000745 rms=0.001465 Jy/beam ! Combined flux in latest and established models = 0.972006 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 120 components and 0.972006 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184786Jy sigma=0.001251 ! Fit after self-cal, rms=0.184768Jy sigma=0.001251 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 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 = 0.000634694 Jy ! Component: 100 - total flux cleaned = 0.000801326 Jy ! Component: 150 - total flux cleaned = 0.00090435 Jy ! Component: 200 - total flux cleaned = 0.00100135 Jy ! Total flux subtracted in 200 components = 0.00100135 Jy ! Clean residual min=-0.002493 max=0.005052 Jy/beam ! Clean residual mean=0.000698 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 0.973007 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 126 components and 0.973007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184769Jy sigma=0.001251 ! Fit after self-cal, rms=0.184770Jy sigma=0.001251 ! Inverting map ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 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 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! Estimated beam: bmin=0.7155 mas, bmaj=2.147 mas, bpa=0.5619 degrees ! Estimated noise=434.363 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7155 x 2.147 at 0.5619 degrees (North through East) ! Clean map min=-0.002644 max=0.81649 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=0.184770Jy sigma=0.001251 ! Fit after self-cal, rms=0.175701Jy sigma=0.001124 ! Inverting map and beam ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! Estimated beam: bmin=0.7167 mas, bmaj=2.147 mas, bpa=0.5569 degrees ! Estimated noise=433.927 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000825632 Jy ! Component: 100 - total flux cleaned = -0.000913146 Jy ! Component: 150 - total flux cleaned = -0.000847169 Jy ! Component: 200 - total flux cleaned = -0.00078528 Jy ! Total flux subtracted in 200 components = -0.000785279 Jy ! Clean residual min=-0.002563 max=0.003663 Jy/beam ! Clean residual mean=0.000375 rms=0.000861 Jy/beam ! Combined flux in latest and established models = 0.972222 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 137 components and 0.972221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175612Jy sigma=0.001123 ! Fit after self-cal, rms=0.175619Jy sigma=0.001123 ! Inverting map ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000441832 Jy ! Component: 100 - total flux cleaned = 0.000501642 Jy ! Component: 150 - total flux cleaned = 0.000613073 Jy ! Component: 200 - total flux cleaned = 0.000666295 Jy ! Total flux subtracted in 200 components = 0.000666295 Jy ! Clean residual min=-0.002418 max=0.003541 Jy/beam ! Clean residual mean=0.000361 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 0.972888 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 140 components and 0.972888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175574Jy sigma=0.001123 ! Fit after self-cal, rms=0.175577Jy sigma=0.001123 ! Inverting map ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175577Jy sigma=0.001123 ! Fit after self-cal, rms=0.175484Jy sigma=0.001123 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 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! Estimated beam: bmin=0.5772 mas, bmaj=1.626 mas, bpa=0.8605 degrees ! Estimated noise=833.142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.621554 Jy ! Component: 100 - total flux cleaned = 0.758238 Jy ! Component: 150 - total flux cleaned = 0.803553 Jy ! Component: 200 - total flux cleaned = 0.828858 Jy ! Total flux subtracted in 200 components = 0.828858 Jy ! Clean residual min=-0.007162 max=0.014275 Jy/beam ! Clean residual mean=0.000399 rms=0.002733 Jy/beam ! Combined flux in latest and established models = 0.828858 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.828858 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! Estimated beam: bmin=0.7179 mas, bmaj=2.147 mas, bpa=0.5554 degrees ! Estimated noise=433.802 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 = 0.0438177 Jy ! Component: 100 - total flux cleaned = 0.0718757 Jy ! Component: 150 - total flux cleaned = 0.0911584 Jy ! Component: 200 - total flux cleaned = 0.104832 Jy ! Total flux subtracted in 200 components = 0.104832 Jy ! Clean residual min=-0.003552 max=0.007931 Jy/beam ! Clean residual mean=0.001208 rms=0.002341 Jy/beam ! Combined flux in latest and established models = 0.93369 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 84 components and 0.93369 Jy ! Inverting map ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 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 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! Estimated beam: bmin=2.79 mas, bmaj=4.444 mas, bpa=0.6262 degrees ! Estimated noise=552.806 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0161007 Jy ! Component: 100 - total flux cleaned = 0.0249776 Jy ! Component: 150 - total flux cleaned = 0.0306119 Jy ! Component: 200 - total flux cleaned = 0.0344103 Jy ! Total flux subtracted in 200 components = 0.0344103 Jy ! Clean residual min=-0.002683 max=0.005074 Jy/beam ! Clean residual mean=0.000979 rms=0.001385 Jy/beam ! Combined flux in latest and established models = 0.9681 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 = 0.00259728 Jy ! Component: 100 - total flux cleaned = 0.00438959 Jy ! Component: 150 - total flux cleaned = 0.00563448 Jy ! Component: 200 - total flux cleaned = 0.00641161 Jy ! Total flux subtracted in 200 components = 0.00641161 Jy ! Clean residual min=-0.002297 max=0.004361 Jy/beam ! Clean residual mean=0.000687 rms=0.001225 Jy/beam ! Combined flux in latest and established models = 0.974512 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 144 components and 0.974512 Jy ! Inverting map ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! Estimated beam: bmin=0.7179 mas, bmaj=2.147 mas, bpa=0.5554 degrees ! Estimated noise=433.802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000463827 Jy ! Component: 100 - total flux cleaned = 0.000547437 Jy ! Component: 150 - total flux cleaned = 0.000472019 Jy ! Component: 200 - total flux cleaned = 0.000474448 Jy ! Total flux subtracted in 200 components = 0.000474448 Jy ! Clean residual min=-0.001935 max=0.003136 Jy/beam ! Clean residual mean=0.000313 rms=0.000787 Jy/beam ! Combined flux in latest and established models = 0.974986 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 160 components and 0.974986 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175485Jy sigma=0.001122 ! Fit after self-cal, rms=0.175456Jy sigma=0.001122 wmodel J0501-0159_X_2003_09_17_pus_map.mod ! Writing 160 model components to file: J0501-0159_X_2003_09_17_pus_map.mod wobs J0501-0159_X_2003_09_17_pus_uvs.fits ! Writing UV FITS file: J0501-0159_X_2003_09_17_pus_uvs.fits wwins J0501-0159_X_2003_09_17_pus_map.win ! wwins: Wrote 3 windows to J0501-0159_X_2003_09_17_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 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132975 Jy ! Component: 100 - total flux cleaned = 0.00247435 Jy ! Component: 150 - total flux cleaned = 0.00352328 Jy ! Component: 200 - total flux cleaned = 0.00434994 Jy ! Component: 250 - total flux cleaned = 0.0050975 Jy ! Component: 300 - total flux cleaned = 0.00588453 Jy ! Component: 350 - total flux cleaned = 0.00661006 Jy ! Component: 400 - total flux cleaned = 0.00721292 Jy ! Component: 450 - total flux cleaned = 0.00779789 Jy ! Component: 500 - total flux cleaned = 0.0083659 Jy ! Component: 550 - total flux cleaned = 0.00894908 Jy ! Component: 600 - total flux cleaned = 0.00945816 Jy ! Component: 650 - total flux cleaned = 0.0100133 Jy ! Component: 700 - total flux cleaned = 0.0104697 Jy ! Component: 750 - total flux cleaned = 0.010805 Jy ! Component: 800 - total flux cleaned = 0.0111063 Jy ! Component: 850 - total flux cleaned = 0.0113752 Jy ! Component: 900 - total flux cleaned = 0.0116656 Jy ! Component: 950 - total flux cleaned = 0.0119249 Jy ! Component: 1000 - total flux cleaned = 0.0121032 Jy ! Total flux subtracted in 1024 components = 0.012179 Jy ! Clean residual min=-0.001328 max=0.001594 Jy/beam ! Clean residual mean=0.000104 rms=0.000510 Jy/beam ! Combined flux in latest and established models = 0.987165 Jy keep ! Adding 61 model components to the UV plane model. ! The established model now contains 221 components and 0.987165 Jy wmap "J0501-0159_X_2003_09_17_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7179 x 2.147 at 0.5554 degrees (North through East) ! Clean map min=-0.0016702 max=0.81484 Jy/beam ! Writing clean map to FITS file: J0501-0159_X_2003_09_17_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.814835 invert ! Inverting map ! Your choice of large map pixels excluded 4.57% of the data. ! The x-axis pixel size should ideally be below 0.1536 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000509705 device "J0501-0159_X_2003_09_17_pus\_map.eps/VPS" ! Attempting to open device: 'J0501-0159_X_2003_09_17_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.187659 0.187659 0.375319 0.750637 1.50127 3.00255 6.0051 12.0102 24.0204 48.0408 96.0816 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.814 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7179 x 2.147 at 0.5554 degrees (North through East) ! Clean map min=-0.0016702 max=0.81484 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0501-0159_X_2003_09_17_pus\_map.gif/vgif" ! Attempting to open device: 'J0501-0159_X_2003_09_17_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0501-0159_X_2003_09_17_pus_uvs.log closed on Sat May 12 21:03:07 2007