! Started logfile: J1048-1909_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:48:15 2010 obs J1048-1909_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1048-1909_X_2008_04_02_pus_uva.fits ! AN table 1: 106 integrations on 120 of 120 possible baselines. ! AN table 2: 380 integrations on 120 of 120 possible baselines. ! AN table 3: 43 integrations on 120 of 120 possible baselines. ! AN table 4: 51 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0409339 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1048-1909 ! ! 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 2284 lines of history. ! ! Reading 11396 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 = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 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 1555 telescope corrections were flagged in sub-array 1. ! A total of 5075 telescope corrections were flagged in sub-array 2. ! A total of 472 telescope corrections were flagged in sub-array 3. ! A total of 756 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1696 telescope corrections were flagged in sub-array 1. ! A total of 5308 telescope corrections were flagged in sub-array 2. ! A total of 472 telescope corrections were flagged in sub-array 3. ! A total of 816 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1555 telescope corrections were flagged in sub-array 1. ! A total of 5136 telescope corrections were flagged in sub-array 2. ! A total of 472 telescope corrections were flagged in sub-array 3. ! A total of 756 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1555 telescope corrections were flagged in sub-array 1. ! A total of 5136 telescope corrections were flagged in sub-array 2. ! A total of 472 telescope corrections were flagged in sub-array 3. ! A total of 756 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.776214Jy sigma=0.004019 ! Fit after self-cal, rms=0.484001Jy sigma=0.002416 ! 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 0.569% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! Estimated beam: bmin=0.7019 mas, bmaj=1.002 mas, bpa=-15.75 degrees ! Estimated noise=1535.04 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 = 0.586717 Jy ! Component: 100 - total flux cleaned = 0.762085 Jy ! Total flux subtracted in 100 components = 0.762085 Jy ! Clean residual min=-0.026643 max=0.064386 Jy/beam ! Clean residual mean=0.000088 rms=0.008228 Jy/beam ! Combined flux in latest and established models = 0.762085 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.762085 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268047Jy sigma=0.001582 ! Fit after self-cal, rms=0.268104Jy sigma=0.001577 ! Inverting map ! Your choice of large map pixels excluded 0.569% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0625197 Jy ! Component: 100 - total flux cleaned = 0.0877804 Jy ! Total flux subtracted in 100 components = 0.0877804 Jy ! Clean residual min=-0.025667 max=0.032767 Jy/beam ! Clean residual mean=0.000094 rms=0.005786 Jy/beam ! Combined flux in latest and established models = 0.849865 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 17 components and 0.849865 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259544Jy sigma=0.001395 ! Fit after self-cal, rms=0.259236Jy sigma=0.001394 ! Inverting map ! Your choice of large map pixels excluded 0.569% of the data. ! The x-axis pixel size should ideally be below 0.1953 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 0.569% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! Estimated beam: bmin=0.8712 mas, bmaj=0.9594 mas, bpa=-8.913 degrees ! Estimated noise=1075.7 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 (0.6, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0356447 Jy ! Component: 100 - total flux cleaned = 0.0423213 Jy ! Component: 150 - total flux cleaned = 0.044778 Jy ! Component: 200 - total flux cleaned = 0.0456174 Jy ! Total flux subtracted in 200 components = 0.0456174 Jy ! Clean residual min=-0.028318 max=0.028248 Jy/beam ! Clean residual mean=0.000236 rms=0.006069 Jy/beam ! Combined flux in latest and established models = 0.895483 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 32 components and 0.895483 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254092Jy sigma=0.001343 ! Fit after self-cal, rms=0.252318Jy sigma=0.001333 ! Inverting map ! Your choice of large map pixels excluded 0.569% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 141 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 222 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.02 HH 1.23 HN 1.20 ! KK 1.00* KP 0.96 LA 1.03 MK 0.97 ! NL 1.03 NY 1.00* ON 1.05 OV 1.00 ! PT 1.03 SC 1.06 WZ 0.93 ZC 1.22 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.97 HH 1.00* HN 1.00* ! KK 0.99 KP 0.99 LA 0.96 MK 0.98 ! NL 1.02 NY 1.00* ON 1.00* OV 0.99 ! PT 0.95 SC 0.96 WZ 1.00* ZC 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* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 390 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.02 HH 1.03 HN 1.21 ! KK 1.00* KP 0.93 LA 1.00 MK 0.96 ! NL 1.02 NY 1.00* ON 1.13 OV 0.96 ! PT 1.02 SC 1.04 WZ 1.00 ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.97 HH 1.00* HN 1.00* ! KK 1.00 KP 0.94 LA 0.95 MK 0.96 ! NL 0.98 NY 1.00* ON 1.00* OV 0.97 ! PT 0.96 SC 0.96 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 3. ! A total of 141 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 237 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.02 HH 1.00 HN 1.22 ! KK 1.00* KP 0.94 LA 1.05 MK 0.99 ! NL 1.04 NY 1.00* ON 1.07 OV 1.01 ! PT 1.01 SC 1.07 WZ 0.93 ZC 1.25 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.98 HH 1.00* HN 1.00* ! KK 1.04 KP 0.96 LA 0.97 MK 1.00 ! NL 1.01 NY 1.00* ON 1.00* OV 1.00 ! PT 0.94 SC 0.99 WZ 1.00* ZC 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* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 4. ! A total of 141 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 237 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.99 HH 0.93 HN 1.21 ! KK 1.00* KP 0.95 LA 1.01 MK 1.00 ! NL 1.04 NY 1.00* ON 1.00 OV 1.01 ! PT 1.02 SC 1.09 WZ 0.95 ZC 1.24 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.99 HH 1.00* HN 1.00* ! KK 1.05 KP 0.95 LA 0.97 MK 0.99 ! NL 1.02 NY 1.00* ON 1.00* OV 0.98 ! PT 0.93 SC 0.98 WZ 1.00* ZC 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* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Fit before self-cal, rms=0.252318Jy sigma=0.001333 ! Fit after self-cal, rms=0.251558Jy sigma=0.001283 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! Estimated beam: bmin=0.8307 mas, bmaj=1.167 mas, bpa=-6.021 degrees ! Estimated noise=1103.49 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 = -0.000400747 Jy ! Component: 100 - total flux cleaned = -7.45603e-05 Jy ! Component: 150 - total flux cleaned = -0.000314601 Jy ! Component: 200 - total flux cleaned = -0.000318503 Jy ! Total flux subtracted in 200 components = -0.000318503 Jy ! Clean residual min=-0.016363 max=0.016883 Jy/beam ! Clean residual mean=0.000210 rms=0.004308 Jy/beam ! Combined flux in latest and established models = 0.895164 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 45 components and 0.895164 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250614Jy sigma=0.001277 ! Fit after self-cal, rms=0.251310Jy sigma=0.001276 ! Inverting map ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 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=0.251310Jy sigma=0.001276 ! Fit after self-cal, rms=0.248392Jy sigma=0.001211 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! Estimated beam: bmin=0.8277 mas, bmaj=1.17 mas, bpa=-6.11 degrees ! Estimated noise=1107.48 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113326 Jy ! Component: 100 - total flux cleaned = 0.00176939 Jy ! Component: 150 - total flux cleaned = 0.00213763 Jy ! Component: 200 - total flux cleaned = 0.0021372 Jy ! Total flux subtracted in 200 components = 0.0021372 Jy ! Clean residual min=-0.008639 max=0.019260 Jy/beam ! Clean residual mean=-0.000072 rms=0.002662 Jy/beam ! Combined flux in latest and established models = 0.897301 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 57 components and 0.897301 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247907Jy sigma=0.001207 ! Fit after self-cal, rms=0.247818Jy sigma=0.001206 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 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 (3.8, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0167665 Jy ! Component: 100 - total flux cleaned = 0.0201835 Jy ! Component: 150 - total flux cleaned = 0.0212305 Jy ! Component: 200 - total flux cleaned = 0.0219211 Jy ! Total flux subtracted in 200 components = 0.0219211 Jy ! Clean residual min=-0.007770 max=0.007284 Jy/beam ! Clean residual mean=-0.000009 rms=0.001952 Jy/beam ! Combined flux in latest and established models = 0.919223 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 71 components and 0.919223 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246832Jy sigma=0.001190 ! Fit after self-cal, rms=0.246685Jy sigma=0.001189 ! Inverting map ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 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=0.246685Jy sigma=0.001189 ! Fit after self-cal, rms=0.248885Jy sigma=0.001183 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! Estimated beam: bmin=0.8265 mas, bmaj=1.167 mas, bpa=-5.739 degrees ! Estimated noise=1104.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00540861 Jy ! Component: 100 - total flux cleaned = 0.00720752 Jy ! Component: 150 - total flux cleaned = 0.00764908 Jy ! Component: 200 - total flux cleaned = 0.0077759 Jy ! Total flux subtracted in 200 components = 0.0077759 Jy ! Clean residual min=-0.006788 max=0.005889 Jy/beam ! Clean residual mean=-0.000026 rms=0.001438 Jy/beam ! Combined flux in latest and established models = 0.926999 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 83 components and 0.926999 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248498Jy sigma=0.001180 ! Fit after self-cal, rms=0.248662Jy sigma=0.001180 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 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 = 0.00110965 Jy ! Component: 100 - total flux cleaned = 0.00150393 Jy ! Component: 150 - total flux cleaned = 0.00173335 Jy ! Component: 200 - total flux cleaned = 0.00173047 Jy ! Total flux subtracted in 200 components = 0.00173047 Jy ! Clean residual min=-0.006550 max=0.005780 Jy/beam ! Clean residual mean=-0.000020 rms=0.001376 Jy/beam ! Combined flux in latest and established models = 0.928729 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 88 components and 0.928729 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248454Jy sigma=0.001179 ! Fit after self-cal, rms=0.248441Jy sigma=0.001179 ! Inverting map ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 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=0.248441Jy sigma=0.001179 ! Fit after self-cal, rms=0.248727Jy sigma=0.001178 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! Estimated beam: bmin=2.519 mas, bmaj=4.91 mas, bpa=-2.719 degrees ! Estimated noise=1323.23 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00241289 Jy ! Component: 100 - total flux cleaned = 0.00284746 Jy ! Component: 150 - total flux cleaned = 0.00298624 Jy ! Component: 200 - total flux cleaned = 0.00298668 Jy ! Total flux subtracted in 200 components = 0.00298668 Jy ! Clean residual min=-0.005109 max=0.004769 Jy/beam ! Clean residual mean=-0.000046 rms=0.001523 Jy/beam ! Combined flux in latest and established models = 0.931716 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 95 components and 0.931716 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248690Jy sigma=0.001178 ! Fit after self-cal, rms=0.248747Jy sigma=0.001178 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 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 = 0.000475062 Jy ! Component: 100 - total flux cleaned = 0.000523841 Jy ! Component: 150 - total flux cleaned = 0.000520483 Jy ! Component: 200 - total flux cleaned = 0.000518571 Jy ! Total flux subtracted in 200 components = 0.000518571 Jy ! Clean residual min=-0.005299 max=0.004592 Jy/beam ! Clean residual mean=-0.000041 rms=0.001495 Jy/beam ! Combined flux in latest and established models = 0.932234 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 101 components and 0.932234 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248755Jy sigma=0.001178 ! Fit after self-cal, rms=0.248747Jy sigma=0.001177 ! Inverting map ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 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 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! Estimated beam: bmin=0.8262 mas, bmaj=1.163 mas, bpa=-5.583 degrees ! Estimated noise=1103.7 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8262 x 1.163 at -5.583 degrees (North through East) ! Clean map min=-0.005204 max=0.69123 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=0.248747Jy sigma=0.001177 ! Fit after self-cal, rms=0.472726Jy sigma=0.000998 ! Inverting map and beam ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! Estimated beam: bmin=0.8266 mas, bmaj=1.163 mas, bpa=-5.401 degrees ! Estimated noise=1103.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117696 Jy ! Component: 100 - total flux cleaned = 0.00163629 Jy ! Component: 150 - total flux cleaned = 0.00153155 Jy ! Component: 200 - total flux cleaned = 0.00143474 Jy ! Total flux subtracted in 200 components = 0.00143474 Jy ! Clean residual min=-0.005562 max=0.005305 Jy/beam ! Clean residual mean=-0.000023 rms=0.001250 Jy/beam ! Combined flux in latest and established models = 0.933669 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 110 components and 0.933669 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.472639Jy sigma=0.000997 ! Fit after self-cal, rms=0.472657Jy sigma=0.000997 ! Inverting map ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000231233 Jy ! Component: 100 - total flux cleaned = 0.00023421 Jy ! Component: 150 - total flux cleaned = 0.000234185 Jy ! Component: 200 - total flux cleaned = 0.000233504 Jy ! Total flux subtracted in 200 components = 0.000233504 Jy ! Clean residual min=-0.005563 max=0.005098 Jy/beam ! Clean residual mean=-0.000022 rms=0.001231 Jy/beam ! Combined flux in latest and established models = 0.933902 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 112 components and 0.933902 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.472587Jy sigma=0.000997 ! Fit after self-cal, rms=0.472586Jy sigma=0.000996 ! Inverting map ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.472586Jy sigma=0.000996 ! Fit after self-cal, rms=0.636936Jy sigma=0.000996 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 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! Estimated beam: bmin=0.694 mas, bmaj=1.12 mas, bpa=-11.2 degrees ! Estimated noise=1622.82 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.593928 Jy ! Component: 100 - total flux cleaned = 0.767273 Jy ! Component: 150 - total flux cleaned = 0.828358 Jy ! Component: 200 - total flux cleaned = 0.858004 Jy ! Total flux subtracted in 200 components = 0.858004 Jy ! Clean residual min=-0.009701 max=0.017153 Jy/beam ! Clean residual mean=-0.000055 rms=0.002713 Jy/beam ! Combined flux in latest and established models = 0.858004 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.858004 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! Estimated beam: bmin=0.8263 mas, bmaj=1.157 mas, bpa=-5.222 degrees ! Estimated noise=1102.96 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0266026 Jy ! Component: 100 - total flux cleaned = 0.0436221 Jy ! Component: 150 - total flux cleaned = 0.0555801 Jy ! Component: 200 - total flux cleaned = 0.0642235 Jy ! Total flux subtracted in 200 components = 0.0642235 Jy ! Clean residual min=-0.006686 max=0.006368 Jy/beam ! Clean residual mean=-0.000045 rms=0.001576 Jy/beam ! Combined flux in latest and established models = 0.922228 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 33 components and 0.922228 Jy ! Inverting map ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 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 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! Estimated beam: bmin=2.518 mas, bmaj=4.91 mas, bpa=-2.637 degrees ! Estimated noise=1324.49 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00632138 Jy ! Component: 100 - total flux cleaned = 0.00941791 Jy ! Component: 150 - total flux cleaned = 0.0111919 Jy ! Component: 200 - total flux cleaned = 0.0122547 Jy ! Total flux subtracted in 200 components = 0.0122547 Jy ! Clean residual min=-0.005837 max=0.004459 Jy/beam ! Clean residual mean=-0.000039 rms=0.001422 Jy/beam ! Combined flux in latest and established models = 0.934483 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 = 0.000321274 Jy ! Component: 100 - total flux cleaned = 0.000441334 Jy ! Component: 150 - total flux cleaned = 0.000486024 Jy ! Component: 200 - total flux cleaned = 0.000528297 Jy ! Total flux subtracted in 200 components = 0.000528297 Jy ! Clean residual min=-0.005787 max=0.004495 Jy/beam ! Clean residual mean=-0.000037 rms=0.001419 Jy/beam ! Combined flux in latest and established models = 0.935011 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 58 components and 0.935011 Jy ! Inverting map ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! Estimated beam: bmin=0.8263 mas, bmaj=1.157 mas, bpa=-5.222 degrees ! Estimated noise=1102.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00140884 Jy ! Component: 100 - total flux cleaned = -0.00121365 Jy ! Component: 150 - total flux cleaned = -0.00121604 Jy ! Component: 200 - total flux cleaned = -0.00121085 Jy ! Total flux subtracted in 200 components = -0.00121085 Jy ! Clean residual min=-0.005809 max=0.005310 Jy/beam ! Clean residual mean=-0.000024 rms=0.001392 Jy/beam ! Combined flux in latest and established models = 0.9338 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 66 components and 0.9338 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.637233Jy sigma=0.001000 ! Fit after self-cal, rms=0.637169Jy sigma=0.000999 wmodel J1048-1909_X_2008_04_02_pus_map.mod ! Writing 66 model components to file: J1048-1909_X_2008_04_02_pus_map.mod wobs J1048-1909_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1048-1909_X_2008_04_02_pus_uvs.fits wwins J1048-1909_X_2008_04_02_pus_map.win ! wwins: Wrote 3 windows to J1048-1909_X_2008_04_02_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 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00144206 Jy ! Component: 100 - total flux cleaned = -0.00226521 Jy ! Component: 150 - total flux cleaned = -0.00339087 Jy ! Component: 200 - total flux cleaned = -0.00471431 Jy ! Component: 250 - total flux cleaned = -0.00550915 Jy ! Component: 300 - total flux cleaned = -0.00597216 Jy ! Component: 350 - total flux cleaned = -0.00664659 Jy ! Component: 400 - total flux cleaned = -0.00679203 Jy ! Component: 450 - total flux cleaned = -0.00721938 Jy ! Component: 500 - total flux cleaned = -0.0073605 Jy ! Component: 550 - total flux cleaned = -0.00776997 Jy ! Component: 600 - total flux cleaned = -0.00790254 Jy ! Component: 650 - total flux cleaned = -0.00796861 Jy ! Component: 700 - total flux cleaned = -0.00809752 Jy ! Component: 750 - total flux cleaned = -0.00809832 Jy ! Component: 800 - total flux cleaned = -0.00834798 Jy ! Component: 850 - total flux cleaned = -0.00828588 Jy ! Component: 900 - total flux cleaned = -0.00858853 Jy ! Component: 950 - total flux cleaned = -0.00864812 Jy ! Component: 1000 - total flux cleaned = -0.0088245 Jy ! Component: 1050 - total flux cleaned = -0.00888235 Jy ! Component: 1100 - total flux cleaned = -0.00916816 Jy ! Component: 1150 - total flux cleaned = -0.00894218 Jy ! Component: 1200 - total flux cleaned = -0.00905485 Jy ! Component: 1250 - total flux cleaned = -0.00883516 Jy ! Component: 1300 - total flux cleaned = -0.00905425 Jy ! Component: 1350 - total flux cleaned = -0.00921575 Jy ! Component: 1400 - total flux cleaned = -0.00921555 Jy ! Component: 1450 - total flux cleaned = -0.00926799 Jy ! Component: 1500 - total flux cleaned = -0.00937243 Jy ! Component: 1550 - total flux cleaned = -0.00942286 Jy ! Component: 1600 - total flux cleaned = -0.00957554 Jy ! Component: 1650 - total flux cleaned = -0.00977689 Jy ! Component: 1700 - total flux cleaned = -0.00982695 Jy ! Component: 1750 - total flux cleaned = -0.0101233 Jy ! Component: 1800 - total flux cleaned = -0.0102702 Jy ! Component: 1850 - total flux cleaned = -0.0104636 Jy ! Component: 1900 - total flux cleaned = -0.0105117 Jy ! Component: 1950 - total flux cleaned = -0.0106543 Jy ! Component: 2000 - total flux cleaned = -0.0108427 Jy ! Total flux subtracted in 2048 components = -0.0109359 Jy ! Clean residual min=-0.002537 max=0.002519 Jy/beam ! Clean residual mean=-0.000008 rms=0.000822 Jy/beam ! Combined flux in latest and established models = 0.922864 Jy keep ! Adding 133 model components to the UV plane model. ! The established model now contains 199 components and 0.922864 Jy wmap "J1048-1909_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8263 x 1.157 at -5.222 degrees (North through East) ! Clean map min=-0.0040546 max=0.68539 Jy/beam ! Writing clean map to FITS file: J1048-1909_X_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.685394 invert ! Inverting map ! Your choice of large map pixels excluded 0.702% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000824073 device "J1048-1909_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1048-1909_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.3607 0.3607 0.721401 1.4428 2.8856 5.77121 11.5424 23.0848 46.1696 92.3393 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.685 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8263 x 1.157 at -5.222 degrees (North through East) ! Clean map min=-0.0040546 max=0.68539 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1048-1909_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1048-1909_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1048-1909_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:48:22 2010