! Started logfile: J0530+1331_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:45:46 2010 obs J0530+1331_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0530+1331_X_2008_04_02_pus_uva.fits ! AN table 1: 32 integrations on 120 of 120 possible baselines. ! AN table 2: 49 integrations on 120 of 120 possible baselines. ! AN table 3: 24 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.206905 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0530+1331 ! ! 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 10428 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 257 telescope corrections were flagged in sub-array 1. ! A total of 394 telescope corrections were flagged in sub-array 2. ! A total of 324 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 257 telescope corrections were flagged in sub-array 1. ! A total of 394 telescope corrections were flagged in sub-array 2. ! A total of 324 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 257 telescope corrections were flagged in sub-array 1. ! A total of 394 telescope corrections were flagged in sub-array 2. ! A total of 324 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 257 telescope corrections were flagged in sub-array 1. ! A total of 394 telescope corrections were flagged in sub-array 2. ! A total of 324 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=2.022712Jy sigma=0.018876 ! Fit after self-cal, rms=1.889821Jy sigma=0.017760 ! 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 0.174% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! Estimated beam: bmin=0.6951 mas, bmaj=1.503 mas, bpa=-6.686 degrees ! Estimated noise=1347.63 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 = 1.94157 Jy ! Component: 100 - total flux cleaned = 2.64612 Jy ! Total flux subtracted in 100 components = 2.64612 Jy ! Clean residual min=-0.077678 max=0.297966 Jy/beam ! Clean residual mean=-0.000441 rms=0.024615 Jy/beam ! Combined flux in latest and established models = 2.64612 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 2.64612 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.569677Jy sigma=0.005296 ! Fit after self-cal, rms=0.560536Jy sigma=0.005239 ! Inverting map ! Your choice of large map pixels excluded 0.174% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.315549 Jy ! Component: 100 - total flux cleaned = 0.460243 Jy ! Total flux subtracted in 100 components = 0.460243 Jy ! Clean residual min=-0.039634 max=0.068043 Jy/beam ! Clean residual mean=-0.000075 rms=0.011045 Jy/beam ! Combined flux in latest and established models = 3.10636 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 3.10636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.319192Jy sigma=0.002721 ! Fit after self-cal, rms=0.317606Jy sigma=0.002711 ! Inverting map ! Your choice of large map pixels excluded 0.174% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0814384 Jy ! Component: 100 - total flux cleaned = 0.128815 Jy ! Total flux subtracted in 100 components = 0.128815 Jy ! Clean residual min=-0.032426 max=0.041397 Jy/beam ! Clean residual mean=0.000029 rms=0.009252 Jy/beam ! Combined flux in latest and established models = 3.23518 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 3.23518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294641Jy sigma=0.002414 ! Fit after self-cal, rms=0.294156Jy sigma=0.002412 ! Inverting map ! Your choice of large map pixels excluded 0.174% of the data. ! The x-axis pixel size should ideally be below 0.1941 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 0.174% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! Estimated beam: bmin=1.012 mas, bmaj=1.848 mas, bpa=-3.61 degrees ! Estimated noise=790.628 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 = 0.0424827 Jy ! Component: 100 - total flux cleaned = 0.0638844 Jy ! Component: 150 - total flux cleaned = 0.0756724 Jy ! Component: 200 - total flux cleaned = 0.0780791 Jy ! Total flux subtracted in 200 components = 0.0780791 Jy ! Clean residual min=-0.046677 max=0.062025 Jy/beam ! Clean residual mean=0.000131 rms=0.011688 Jy/beam ! Combined flux in latest and established models = 3.31326 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 29 components and 3.31326 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.290444Jy sigma=0.002337 ! Fit after self-cal, rms=0.290170Jy sigma=0.002335 ! Inverting map ! Your choice of large map pixels excluded 0.174% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HH 1.00* HN 1.01 ! KK 1.00* KP 1.04 LA 1.01 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 1.07 ! PT 1.03 SC 0.97 WZ 1.00* ZC 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.96 HH 1.00* HN 1.04 ! KK 0.94 KP 0.99 LA 0.98 MK 1.00 ! NL 0.99 NY 1.04 ON 1.00* OV 0.98 ! PT 0.93 SC 0.99 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 0.97 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.01 ON 1.02 OV 1.00* ! PT 1.00* SC 1.03 WZ 0.99 ZC 1.66 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HH 1.00* HN 1.00 ! KK 1.00* KP 0.99 LA 1.00 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 1.04 ! PT 1.03 SC 0.98 WZ 1.00* ZC 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.96 HH 1.00* HN 1.02 ! KK 0.93 KP 0.94 LA 0.96 MK 1.00 ! NL 0.97 NY 1.05 ON 1.00* OV 0.96 ! PT 0.92 SC 0.99 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 0.97 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.05 ON 1.03 OV 1.00* ! PT 1.00* SC 1.02 WZ 1.03 ZC 1.73 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HH 1.00* HN 1.01 ! KK 1.00* KP 1.02 LA 1.03 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 1.09 ! PT 1.03 SC 1.02 WZ 1.00* ZC 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 HH 1.00* HN 1.03 ! KK 0.99 KP 0.97 LA 1.00 MK 1.03 ! NL 1.00 NY 1.00 ON 1.00* OV 1.00 ! PT 0.93 SC 1.04 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 0.97 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.03 ON 1.00 OV 1.00* ! PT 1.00* SC 1.05 WZ 1.01 ZC 1.75 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HH 1.00* HN 1.01 ! KK 1.00* KP 1.02 LA 1.02 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 1.08 ! PT 1.03 SC 1.01 WZ 1.00* ZC 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 HH 1.00* HN 1.04 ! KK 0.95 KP 0.97 LA 0.99 MK 1.05 ! NL 1.01 NY 1.04 ON 1.00* OV 0.99 ! PT 0.92 SC 1.04 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.03 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.03 ON 1.03 OV 1.00* ! PT 1.00* SC 1.01 WZ 0.98 ZC 1.80 ! ! ! Fit before self-cal, rms=0.290170Jy sigma=0.002335 ! Fit after self-cal, rms=0.204396Jy sigma=0.001546 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! Estimated beam: bmin=1.025 mas, bmaj=1.851 mas, bpa=-3.411 degrees ! Estimated noise=796.22 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.4, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0441484 Jy ! Component: 100 - total flux cleaned = 0.0657562 Jy ! Component: 150 - total flux cleaned = 0.0769551 Jy ! Component: 200 - total flux cleaned = 0.0785547 Jy ! Total flux subtracted in 200 components = 0.0785547 Jy ! Clean residual min=-0.017286 max=0.016021 Jy/beam ! Clean residual mean=0.000013 rms=0.004161 Jy/beam ! Combined flux in latest and established models = 3.39181 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 54 components and 3.39181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195212Jy sigma=0.001444 ! Fit after self-cal, rms=0.194380Jy sigma=0.001433 ! Inverting map ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 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=0.194380Jy sigma=0.001433 ! Fit after self-cal, rms=0.185142Jy sigma=0.001306 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! Estimated beam: bmin=1.025 mas, bmaj=1.85 mas, bpa=-3.459 degrees ! Estimated noise=795.873 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0163576 Jy ! Component: 100 - total flux cleaned = 0.0267822 Jy ! Component: 150 - total flux cleaned = 0.0312062 Jy ! Component: 200 - total flux cleaned = 0.0326259 Jy ! Total flux subtracted in 200 components = 0.0326259 Jy ! Clean residual min=-0.009435 max=0.007153 Jy/beam ! Clean residual mean=0.000014 rms=0.001719 Jy/beam ! Combined flux in latest and established models = 3.42444 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 74 components and 3.42444 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183418Jy sigma=0.001287 ! Fit after self-cal, rms=0.183212Jy sigma=0.001284 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 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 = 0.00367667 Jy ! Component: 100 - total flux cleaned = 0.00619351 Jy ! Component: 150 - total flux cleaned = 0.00680467 Jy ! Component: 200 - total flux cleaned = 0.00701181 Jy ! Total flux subtracted in 200 components = 0.00701181 Jy ! Clean residual min=-0.008701 max=0.006453 Jy/beam ! Clean residual mean=0.000015 rms=0.001566 Jy/beam ! Combined flux in latest and established models = 3.43145 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 82 components and 3.43145 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182530Jy sigma=0.001280 ! Fit after self-cal, rms=0.182449Jy sigma=0.001279 ! Inverting map ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 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=0.182449Jy sigma=0.001279 ! Fit after self-cal, rms=0.182364Jy sigma=0.001277 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! Estimated beam: bmin=1.026 mas, bmaj=1.85 mas, bpa=-3.427 degrees ! Estimated noise=795.863 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00492421 Jy ! Component: 100 - total flux cleaned = 0.00723418 Jy ! Component: 150 - total flux cleaned = 0.00778785 Jy ! Component: 200 - total flux cleaned = 0.00813931 Jy ! Total flux subtracted in 200 components = 0.00813931 Jy ! Clean residual min=-0.007973 max=0.005806 Jy/beam ! Clean residual mean=0.000010 rms=0.001364 Jy/beam ! Combined flux in latest and established models = 3.43959 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 83 components and 3.43959 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181798Jy sigma=0.001273 ! Fit after self-cal, rms=0.181732Jy sigma=0.001272 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 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 = 0.0013189 Jy ! Component: 100 - total flux cleaned = 0.00183636 Jy ! Component: 150 - total flux cleaned = 0.0019999 Jy ! Component: 200 - total flux cleaned = 0.00215522 Jy ! Total flux subtracted in 200 components = 0.00215522 Jy ! Clean residual min=-0.007721 max=0.005465 Jy/beam ! Clean residual mean=0.000010 rms=0.001302 Jy/beam ! Combined flux in latest and established models = 3.44175 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 89 components and 3.44175 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181293Jy sigma=0.001270 ! Fit after self-cal, rms=0.181244Jy sigma=0.001270 ! Inverting map ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 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=0.181244Jy sigma=0.001270 ! Fit after self-cal, rms=0.181249Jy sigma=0.001269 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! Estimated beam: bmin=2.249 mas, bmaj=3.001 mas, bpa=-12.43 degrees ! Estimated noise=932.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00299949 Jy ! Component: 100 - total flux cleaned = 0.00383918 Jy ! Component: 150 - total flux cleaned = 0.0046728 Jy ! Component: 200 - total flux cleaned = 0.00530411 Jy ! Total flux subtracted in 200 components = 0.00530411 Jy ! Clean residual min=-0.003781 max=0.004171 Jy/beam ! Clean residual mean=0.000008 rms=0.001170 Jy/beam ! Combined flux in latest and established models = 3.44705 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 105 components and 3.44705 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181162Jy sigma=0.001268 ! Fit after self-cal, rms=0.181094Jy sigma=0.001267 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 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 = 0.000342486 Jy ! Component: 100 - total flux cleaned = 0.000884506 Jy ! Component: 150 - total flux cleaned = 0.00130586 Jy ! Component: 200 - total flux cleaned = 0.00175482 Jy ! Total flux subtracted in 200 components = 0.00175482 Jy ! Clean residual min=-0.003649 max=0.003983 Jy/beam ! Clean residual mean=0.000008 rms=0.001121 Jy/beam ! Combined flux in latest and established models = 3.4488 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 110 components and 3.4488 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181053Jy sigma=0.001267 ! Fit after self-cal, rms=0.180981Jy sigma=0.001266 ! Inverting map ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 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 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! Estimated beam: bmin=1.026 mas, bmaj=1.849 mas, bpa=-3.407 degrees ! Estimated noise=795.877 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.026 x 1.849 at -3.407 degrees (North through East) ! Clean map min=-0.0039612 max=2.7081 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=0.180981Jy sigma=0.001266 ! Fit after self-cal, rms=0.162914Jy sigma=0.001130 ! Inverting map and beam ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! Estimated beam: bmin=1.026 mas, bmaj=1.85 mas, bpa=-3.411 degrees ! Estimated noise=795.552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0004132 Jy ! Component: 100 - total flux cleaned = -0.000714518 Jy ! Component: 150 - total flux cleaned = -0.00100019 Jy ! Component: 200 - total flux cleaned = -0.00113892 Jy ! Total flux subtracted in 200 components = -0.00113892 Jy ! Clean residual min=-0.007169 max=0.004837 Jy/beam ! Clean residual mean=0.000014 rms=0.001132 Jy/beam ! Combined flux in latest and established models = 3.44767 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 111 components and 3.44767 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162503Jy sigma=0.001129 ! Fit after self-cal, rms=0.162468Jy sigma=0.001128 ! Inverting map ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000146414 Jy ! Component: 100 - total flux cleaned = -2.03522e-05 Jy ! Component: 150 - total flux cleaned = -2.23448e-05 Jy ! Component: 200 - total flux cleaned = -0.000143436 Jy ! Total flux subtracted in 200 components = -0.000143436 Jy ! Clean residual min=-0.006831 max=0.004746 Jy/beam ! Clean residual mean=0.000014 rms=0.001106 Jy/beam ! Combined flux in latest and established models = 3.44752 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 114 components and 3.44752 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162161Jy sigma=0.001127 ! Fit after self-cal, rms=0.162131Jy sigma=0.001127 ! Inverting map ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162131Jy sigma=0.001127 ! Fit after self-cal, rms=0.162086Jy sigma=0.001127 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 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! Estimated beam: bmin=0.7079 mas, bmaj=1.508 mas, bpa=-6.626 degrees ! Estimated noise=1358.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.95179 Jy ! Component: 100 - total flux cleaned = 2.66466 Jy ! Component: 150 - total flux cleaned = 2.9708 Jy ! Component: 200 - total flux cleaned = 3.10965 Jy ! Total flux subtracted in 200 components = 3.10965 Jy ! Clean residual min=-0.023646 max=0.063286 Jy/beam ! Clean residual mean=-0.000162 rms=0.006691 Jy/beam ! Combined flux in latest and established models = 3.10965 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 11 model components to the UV plane model. ! The established model now contains 11 components and 3.10965 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! Estimated beam: bmin=1.026 mas, bmaj=1.85 mas, bpa=-3.407 degrees ! Estimated noise=795.505 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 = 0.105293 Jy ! Component: 100 - total flux cleaned = 0.169111 Jy ! Component: 150 - total flux cleaned = 0.212497 Jy ! Component: 200 - total flux cleaned = 0.243406 Jy ! Total flux subtracted in 200 components = 0.243406 Jy ! Clean residual min=-0.008740 max=0.017553 Jy/beam ! Clean residual mean=-0.000073 rms=0.003468 Jy/beam ! Combined flux in latest and established models = 3.35306 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 54 components and 3.35306 Jy ! Inverting map ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0227784 Jy ! Component: 100 - total flux cleaned = 0.0398725 Jy ! Component: 150 - total flux cleaned = 0.0529819 Jy ! Component: 200 - total flux cleaned = 0.0631469 Jy ! Total flux subtracted in 200 components = 0.0631469 Jy ! Clean residual min=-0.005516 max=0.006663 Jy/beam ! Clean residual mean=-0.000012 rms=0.001570 Jy/beam ! Combined flux in latest and established models = 3.41621 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 72 components and 3.41621 Jy ! Inverting map ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 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 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! Estimated beam: bmin=2.249 mas, bmaj=3.001 mas, bpa=-12.44 degrees ! Estimated noise=932.416 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011083 Jy ! Component: 100 - total flux cleaned = 0.0181012 Jy ! Component: 150 - total flux cleaned = 0.0227898 Jy ! Component: 200 - total flux cleaned = 0.0259698 Jy ! Total flux subtracted in 200 components = 0.0259698 Jy ! Clean residual min=-0.004020 max=0.003740 Jy/beam ! Clean residual mean=0.000008 rms=0.001103 Jy/beam ! Combined flux in latest and established models = 3.44218 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 = 0.00218453 Jy ! Component: 100 - total flux cleaned = 0.00369805 Jy ! Component: 150 - total flux cleaned = 0.00475553 Jy ! Component: 200 - total flux cleaned = 0.00502179 Jy ! Total flux subtracted in 200 components = 0.00502179 Jy ! Clean residual min=-0.003838 max=0.003790 Jy/beam ! Clean residual mean=0.000014 rms=0.000998 Jy/beam ! Combined flux in latest and established models = 3.4472 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 118 components and 3.4472 Jy ! Inverting map ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! Estimated beam: bmin=1.026 mas, bmaj=1.85 mas, bpa=-3.407 degrees ! Estimated noise=795.505 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0014877 Jy ! Component: 100 - total flux cleaned = -0.000966029 Jy ! Component: 150 - total flux cleaned = -0.000818163 Jy ! Component: 200 - total flux cleaned = -0.000444467 Jy ! Total flux subtracted in 200 components = -0.000444467 Jy ! Clean residual min=-0.004388 max=0.004363 Jy/beam ! Clean residual mean=0.000008 rms=0.001049 Jy/beam ! Combined flux in latest and established models = 3.44675 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 122 components and 3.44675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160831Jy sigma=0.001123 ! Fit after self-cal, rms=0.160774Jy sigma=0.001123 wmodel J0530+1331_X_2008_04_02_pus_map.mod ! Writing 122 model components to file: J0530+1331_X_2008_04_02_pus_map.mod wobs J0530+1331_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0530+1331_X_2008_04_02_pus_uvs.fits wwins J0530+1331_X_2008_04_02_pus_map.win ! wwins: Wrote 2 windows to J0530+1331_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 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00161386 Jy ! Component: 100 - total flux cleaned = -0.00277101 Jy ! Component: 150 - total flux cleaned = -0.00364204 Jy ! Component: 200 - total flux cleaned = -0.00453588 Jy ! Component: 250 - total flux cleaned = -0.00512922 Jy ! Component: 300 - total flux cleaned = -0.00583452 Jy ! Component: 350 - total flux cleaned = -0.00602244 Jy ! Component: 400 - total flux cleaned = -0.00651262 Jy ! Component: 450 - total flux cleaned = -0.00669178 Jy ! Component: 500 - total flux cleaned = -0.00692835 Jy ! Component: 550 - total flux cleaned = -0.00733428 Jy ! Component: 600 - total flux cleaned = -0.00750601 Jy ! Component: 650 - total flux cleaned = -0.00778698 Jy ! Component: 700 - total flux cleaned = -0.00789802 Jy ! Component: 750 - total flux cleaned = -0.0080613 Jy ! Component: 800 - total flux cleaned = -0.00833098 Jy ! Component: 850 - total flux cleaned = -0.00865059 Jy ! Component: 900 - total flux cleaned = -0.00907081 Jy ! Component: 950 - total flux cleaned = -0.00922697 Jy ! Component: 1000 - total flux cleaned = -0.00953564 Jy ! Component: 1050 - total flux cleaned = -0.00989171 Jy ! Component: 1100 - total flux cleaned = -0.0100929 Jy ! Component: 1150 - total flux cleaned = -0.0104914 Jy ! Component: 1200 - total flux cleaned = -0.010689 Jy ! Component: 1250 - total flux cleaned = -0.0109818 Jy ! Component: 1300 - total flux cleaned = -0.0109823 Jy ! Component: 1350 - total flux cleaned = -0.0111747 Jy ! Component: 1400 - total flux cleaned = -0.0113169 Jy ! Component: 1450 - total flux cleaned = -0.0113169 Jy ! Component: 1500 - total flux cleaned = -0.0115033 Jy ! Component: 1550 - total flux cleaned = -0.0116884 Jy ! Component: 1600 - total flux cleaned = -0.0116883 Jy ! Component: 1650 - total flux cleaned = -0.0118704 Jy ! Component: 1700 - total flux cleaned = -0.0120514 Jy ! Component: 1750 - total flux cleaned = -0.0119611 Jy ! Component: 1800 - total flux cleaned = -0.0121395 Jy ! Component: 1850 - total flux cleaned = -0.0121401 Jy ! Component: 1900 - total flux cleaned = -0.0123599 Jy ! Component: 1950 - total flux cleaned = -0.0123603 Jy ! Component: 2000 - total flux cleaned = -0.012447 Jy ! Total flux subtracted in 2048 components = -0.0123606 Jy ! Clean residual min=-0.002266 max=0.002567 Jy/beam ! Clean residual mean=0.000002 rms=0.000770 Jy/beam ! Combined flux in latest and established models = 3.43439 Jy keep ! Adding 133 model components to the UV plane model. ! The established model now contains 254 components and 3.43439 Jy wmap "J0530+1331_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.026 x 1.85 at -3.407 degrees (North through East) ! Clean map min=-0.0036196 max=2.7098 Jy/beam ! Writing clean map to FITS file: J0530+1331_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 2.70985 invert ! Inverting map ! Your choice of large map pixels excluded 0.175% of the data. ! The x-axis pixel size should ideally be below 0.1941 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000770295 device "J0530+1331_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0530+1331_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0852773 0.0852773 0.170555 0.341109 0.682218 1.36444 2.72887 5.45774 10.9155 21.831 43.662 87.3239 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.709 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.026 x 1.85 at -3.407 degrees (North through East) ! Clean map min=-0.0036196 max=2.7098 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0530+1331_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0530+1331_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0530+1331_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:45:50 2010