! Started logfile: J0530+1331_X_2009_04_21_pus_uvs.log on Sun Jan 23 16:33:56 2011 obs J0530+1331_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J0530+1331_X_2009_04_21_pus_uva.fits ! AN table 1: 22 integrations on 120 of 120 possible baselines. ! AN table 2: 113 integrations on 120 of 120 possible baselines. ! AN table 3: 72 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0894928 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 3297 lines of history. ! ! Reading 8892 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 ![@muppet J0530+1331_X_2009_04_21_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 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 219 telescope corrections were flagged in sub-array 1. ! A total of 1403 telescope corrections were flagged in sub-array 2. ! A total of 887 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 219 telescope corrections were flagged in sub-array 1. ! A total of 1403 telescope corrections were flagged in sub-array 2. ! A total of 887 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 219 telescope corrections were flagged in sub-array 1. ! A total of 1403 telescope corrections were flagged in sub-array 2. ! A total of 887 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 219 telescope corrections were flagged in sub-array 1. ! A total of 1403 telescope corrections were flagged in sub-array 2. ! A total of 887 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.680939Jy sigma=0.013607 ! Fit after self-cal, rms=1.219948Jy sigma=0.010322 ! 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 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.5399 mas, bmaj=1.26 mas, bpa=-0.8603 degrees ! Estimated noise=1268.96 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 = 1.17937 Jy ! Component: 100 - total flux cleaned = 1.73193 Jy ! Total flux subtracted in 100 components = 1.73193 Jy ! Clean residual min=-0.079898 max=0.261386 Jy/beam ! Clean residual mean=0.002190 rms=0.026119 Jy/beam ! Combined flux in latest and established models = 1.73193 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.73193 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.784541Jy sigma=0.006500 ! Fit after self-cal, rms=0.757916Jy sigma=0.006315 ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Added new window around map position (0.6, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.341839 Jy ! Component: 100 - total flux cleaned = 0.528964 Jy ! Total flux subtracted in 100 components = 0.528964 Jy ! Clean residual min=-0.050480 max=0.120196 Jy/beam ! Clean residual mean=0.001735 rms=0.015915 Jy/beam ! Combined flux in latest and established models = 2.26089 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 17 components and 2.26089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.538839Jy sigma=0.004153 ! Fit after self-cal, rms=0.528862Jy sigma=0.004080 ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.135026 Jy ! Component: 100 - total flux cleaned = 0.222014 Jy ! Total flux subtracted in 100 components = 0.222014 Jy ! Clean residual min=-0.040539 max=0.079451 Jy/beam ! Clean residual mean=0.001536 rms=0.013145 Jy/beam ! Combined flux in latest and established models = 2.48291 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 33 components and 2.48291 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.475870Jy sigma=0.003509 ! Fit after self-cal, rms=0.474280Jy sigma=0.003498 ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Added new window around map position (1.4, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0794628 Jy ! Component: 100 - total flux cleaned = 0.136304 Jy ! Total flux subtracted in 100 components = 0.136304 Jy ! Clean residual min=-0.038947 max=0.073906 Jy/beam ! Clean residual mean=0.001415 rms=0.012262 Jy/beam ! Combined flux in latest and established models = 2.61921 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 43 components and 2.61921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.450414Jy sigma=0.003278 ! Fit after self-cal, rms=0.449067Jy sigma=0.003265 ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1801 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 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.6439 mas, bmaj=1.377 mas, bpa=-2.085 degrees ! Estimated noise=986.888 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 = 0.0914155 Jy ! Component: 100 - total flux cleaned = 0.152968 Jy ! Component: 150 - total flux cleaned = 0.196677 Jy ! Component: 200 - total flux cleaned = 0.227977 Jy ! Total flux subtracted in 200 components = 0.227977 Jy ! Clean residual min=-0.046089 max=0.073471 Jy/beam ! Clean residual mean=0.004760 rms=0.015472 Jy/beam ! Combined flux in latest and established models = 2.84719 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 67 components and 2.84719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.427008Jy sigma=0.003071 ! Fit after self-cal, rms=0.425446Jy sigma=0.003052 ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.85 HN 1.11 KB 0.81 ! KK 1.17 KP 1.00* LA 1.05 MK 1.00 ! NL 0.96 NY 0.94 OV 1.00* PT 1.05 ! SC 0.92 TS 0.87 WZ 1.06 ZC 1.23 ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.81 HN 1.58 KB 1.00* ! KK 1.16 KP 0.90 LA 1.05 MK 0.95 ! NL 0.97 NY 0.96 OV 1.00 PT 1.00 ! SC 0.98 TS 0.93 WZ 1.07 ZC 1.29 ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.81 HN 1.65 KB 1.00* ! KK 1.14 KP 0.89 LA 1.03 MK 0.95 ! NL 0.95 NY 1.01 OV 0.97 PT 0.98 ! SC 1.02 TS 0.98 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.86 HN 1.13 KB 0.78 ! KK 1.12 KP 1.00* LA 1.05 MK 1.00 ! NL 0.93 NY 0.97 OV 1.00* PT 1.10 ! SC 0.93 TS 0.90 WZ 1.18 ZC 1.11 ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.82 HN 1.67 KB 1.00* ! KK 1.10 KP 0.86 LA 1.03 MK 0.99 ! NL 0.94 NY 0.99 OV 1.00 PT 1.05 ! SC 1.00 TS 0.92 WZ 1.10 ZC 1.20 ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.81 HN 1.76 KB 1.00* ! KK 1.11 KP 0.85 LA 1.02 MK 0.94 ! NL 0.94 NY 1.06 OV 0.96 PT 1.03 ! SC 1.02 TS 0.98 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.87 HN 1.14 KB 0.78 ! KK 1.12 KP 1.00* LA 1.09 MK 1.06 ! NL 0.99 NY 1.02 OV 1.00* PT 1.11 ! SC 0.98 TS 0.93 WZ 1.13 ZC 0.97 ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.84 HN 1.74 KB 1.00* ! KK 1.15 KP 0.79 LA 1.07 MK 1.02 ! NL 0.97 NY 1.02 OV 1.03 PT 1.06 ! SC 1.04 TS 0.94 WZ 1.08 ZC 1.11 ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.82 HN 1.90 KB 1.00* ! KK 1.11 KP 0.77 LA 1.04 MK 0.99 ! NL 0.97 NY 1.10 OV 0.99 PT 1.04 ! SC 1.07 TS 0.93 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.89 HN 1.15 KB 0.83 ! KK 1.15 KP 1.00* LA 1.07 MK 1.08 ! NL 0.99 NY 1.00 OV 1.00* PT 1.11 ! SC 0.96 TS 0.89 WZ 1.18 ZC 1.00 ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.85 HN 1.79 KB 1.00* ! KK 1.15 KP 0.84 LA 1.05 MK 1.04 ! NL 0.98 NY 1.01 OV 1.02 PT 1.04 ! SC 1.05 TS 0.92 WZ 1.09 ZC 1.13 ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.84 HN 1.97 KB 1.00* ! KK 1.13 KP 0.82 LA 1.03 MK 0.99 ! NL 0.98 NY 1.07 OV 0.99 PT 1.03 ! SC 1.09 TS 0.94 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.425446Jy sigma=0.003052 ! Fit after self-cal, rms=0.254225Jy sigma=0.001455 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.6606 mas, bmaj=1.424 mas, bpa=-0.5235 degrees ! Estimated noise=1031.46 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 = -0.0268919 Jy ! Component: 100 - total flux cleaned = -0.029528 Jy ! Component: 150 - total flux cleaned = -0.0315225 Jy ! Component: 200 - total flux cleaned = -0.0328028 Jy ! Total flux subtracted in 200 components = -0.0328028 Jy ! Clean residual min=-0.021040 max=0.028105 Jy/beam ! Clean residual mean=0.000364 rms=0.004140 Jy/beam ! Combined flux in latest and established models = 2.81438 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 76 components and 2.81438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250390Jy sigma=0.001421 ! Fit after self-cal, rms=0.249799Jy sigma=0.001413 ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Added new window around map position (1.4, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0233734 Jy ! Component: 100 - total flux cleaned = 0.031295 Jy ! Component: 150 - total flux cleaned = 0.0351968 Jy ! Component: 200 - total flux cleaned = 0.0369661 Jy ! Total flux subtracted in 200 components = 0.0369661 Jy ! Clean residual min=-0.019425 max=0.014939 Jy/beam ! Clean residual mean=0.000103 rms=0.003439 Jy/beam ! Combined flux in latest and established models = 2.85135 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 96 components and 2.85135 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246438Jy sigma=0.001370 ! Fit after self-cal, rms=0.245669Jy sigma=0.001363 ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 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=0.245669Jy sigma=0.001363 ! Fit after self-cal, rms=0.237958Jy sigma=0.001299 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.6563 mas, bmaj=1.434 mas, bpa=-0.4031 degrees ! Estimated noise=1023.65 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00564035 Jy ! Component: 100 - total flux cleaned = -0.00628371 Jy ! Component: 150 - total flux cleaned = -0.00510937 Jy ! Component: 200 - total flux cleaned = -0.00478381 Jy ! Total flux subtracted in 200 components = -0.00478381 Jy ! Clean residual min=-0.012651 max=0.010735 Jy/beam ! Clean residual mean=0.000103 rms=0.002469 Jy/beam ! Combined flux in latest and established models = 2.84657 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 105 components and 2.84657 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235814Jy sigma=0.001278 ! Fit after self-cal, rms=0.235371Jy sigma=0.001275 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 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 = -0.00148978 Jy ! Component: 100 - total flux cleaned = -0.00015518 Jy ! Component: 150 - total flux cleaned = 0.000706006 Jy ! Component: 200 - total flux cleaned = 0.0014761 Jy ! Total flux subtracted in 200 components = 0.0014761 Jy ! Clean residual min=-0.011614 max=0.009120 Jy/beam ! Clean residual mean=0.000086 rms=0.002299 Jy/beam ! Combined flux in latest and established models = 2.84804 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 111 components and 2.84804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234469Jy sigma=0.001266 ! Fit after self-cal, rms=0.234253Jy sigma=0.001265 ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 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=0.234253Jy sigma=0.001265 ! Fit after self-cal, rms=0.234820Jy sigma=0.001256 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.6545 mas, bmaj=1.438 mas, bpa=-0.2804 degrees ! Estimated noise=1020.08 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0092547 Jy ! Component: 100 - total flux cleaned = -0.00960806 Jy ! Component: 150 - total flux cleaned = -0.00907162 Jy ! Component: 200 - total flux cleaned = -0.00883441 Jy ! Total flux subtracted in 200 components = -0.00883441 Jy ! Clean residual min=-0.010281 max=0.008730 Jy/beam ! Clean residual mean=0.000089 rms=0.002026 Jy/beam ! Combined flux in latest and established models = 2.83921 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 114 components and 2.83921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233830Jy sigma=0.001248 ! Fit after self-cal, rms=0.233622Jy sigma=0.001246 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 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 = -0.00133166 Jy ! Component: 100 - total flux cleaned = -0.000873032 Jy ! Component: 150 - total flux cleaned = -5.50364e-05 Jy ! Component: 200 - total flux cleaned = 0.000315268 Jy ! Total flux subtracted in 200 components = 0.000315268 Jy ! Clean residual min=-0.009685 max=0.008094 Jy/beam ! Clean residual mean=0.000083 rms=0.001941 Jy/beam ! Combined flux in latest and established models = 2.83952 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 117 components and 2.83952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233162Jy sigma=0.001242 ! Fit after self-cal, rms=0.233048Jy sigma=0.001242 ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 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=0.233048Jy sigma=0.001242 ! Fit after self-cal, rms=0.233892Jy sigma=0.001240 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=2.342 mas, bmaj=2.707 mas, bpa=0.2609 degrees ! Estimated noise=1384.92 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00575622 Jy ! Component: 100 - total flux cleaned = -0.00691175 Jy ! Component: 150 - total flux cleaned = -0.00792824 Jy ! Component: 200 - total flux cleaned = -0.00891547 Jy ! Total flux subtracted in 200 components = -0.00891547 Jy ! Clean residual min=-0.007446 max=0.007643 Jy/beam ! Clean residual mean=0.000186 rms=0.002340 Jy/beam ! Combined flux in latest and established models = 2.83061 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 128 components and 2.83061 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233662Jy sigma=0.001237 ! Fit after self-cal, rms=0.233553Jy sigma=0.001236 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 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 = 0.000529654 Jy ! Component: 100 - total flux cleaned = -3.86842e-05 Jy ! Component: 150 - total flux cleaned = -0.000605079 Jy ! Component: 200 - total flux cleaned = -0.00113634 Jy ! Total flux subtracted in 200 components = -0.00113634 Jy ! Clean residual min=-0.007458 max=0.007607 Jy/beam ! Clean residual mean=0.000197 rms=0.002202 Jy/beam ! Combined flux in latest and established models = 2.82947 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 134 components and 2.82947 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233635Jy sigma=0.001237 ! Fit after self-cal, rms=0.233585Jy sigma=0.001236 ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 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 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.6537 mas, bmaj=1.44 mas, bpa=-0.1763 degrees ! Estimated noise=1018.14 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6537 x 1.44 at -0.1763 degrees (North through East) ! Clean map min=-0.0073664 max=1.5722 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=0.233585Jy sigma=0.001236 ! Fit after self-cal, rms=0.220062Jy sigma=0.001121 ! Inverting map and beam ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.6535 mas, bmaj=1.441 mas, bpa=-0.1655 degrees ! Estimated noise=1016.21 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00771175 Jy ! Component: 100 - total flux cleaned = -0.00858638 Jy ! Component: 150 - total flux cleaned = -0.00875478 Jy ! Component: 200 - total flux cleaned = -0.00860329 Jy ! Total flux subtracted in 200 components = -0.00860329 Jy ! Clean residual min=-0.007549 max=0.007755 Jy/beam ! Clean residual mean=0.000067 rms=0.001660 Jy/beam ! Combined flux in latest and established models = 2.82087 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 138 components and 2.82087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219633Jy sigma=0.001117 ! Fit after self-cal, rms=0.219530Jy sigma=0.001116 ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Added new window around map position (19.4, -17). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00241466 Jy ! Component: 100 - total flux cleaned = 0.00121108 Jy ! Component: 150 - total flux cleaned = 0.0010355 Jy ! Component: 200 - total flux cleaned = 0.00119871 Jy ! Total flux subtracted in 200 components = 0.00119871 Jy ! Clean residual min=-0.007338 max=0.006933 Jy/beam ! Clean residual mean=0.000061 rms=0.001604 Jy/beam ! Combined flux in latest and established models = 2.82207 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 147 components and 2.82207 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219175Jy sigma=0.001113 ! Fit after self-cal, rms=0.219140Jy sigma=0.001113 ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219140Jy sigma=0.001113 ! Fit after self-cal, rms=0.219815Jy sigma=0.001112 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 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.5402 mas, bmaj=1.268 mas, bpa=-0.5121 degrees ! Estimated noise=1332.42 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.22944 Jy ! Component: 100 - total flux cleaned = 1.82273 Jy ! Component: 150 - total flux cleaned = 2.12793 Jy ! Component: 200 - total flux cleaned = 2.29622 Jy ! Total flux subtracted in 200 components = 2.29622 Jy ! Clean residual min=-0.026146 max=0.085250 Jy/beam ! Clean residual mean=0.000770 rms=0.008073 Jy/beam ! Combined flux in latest and established models = 2.29622 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 15 model components to the UV plane model. ! The established model now contains 15 components and 2.29622 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.6533 mas, bmaj=1.442 mas, bpa=-0.08988 degrees ! Estimated noise=1015.2 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 = 0.163506 Jy ! Component: 100 - total flux cleaned = 0.25645 Jy ! Component: 150 - total flux cleaned = 0.317539 Jy ! Component: 200 - total flux cleaned = 0.36251 Jy ! Total flux subtracted in 200 components = 0.36251 Jy ! Clean residual min=-0.011612 max=0.028660 Jy/beam ! Clean residual mean=0.001050 rms=0.004216 Jy/beam ! Combined flux in latest and established models = 2.65873 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 47 components and 2.65873 Jy ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Added new window around map position (-0.6, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0343159 Jy ! Component: 100 - total flux cleaned = 0.0605727 Jy ! Component: 150 - total flux cleaned = 0.0812222 Jy ! Component: 200 - total flux cleaned = 0.0976246 Jy ! Total flux subtracted in 200 components = 0.0976246 Jy ! Clean residual min=-0.007324 max=0.011707 Jy/beam ! Clean residual mean=0.000419 rms=0.002184 Jy/beam ! Combined flux in latest and established models = 2.75635 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 70 components and 2.75635 Jy ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Added new window around map position (2.4, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.013715 Jy ! Component: 100 - total flux cleaned = 0.0246718 Jy ! Component: 150 - total flux cleaned = 0.033684 Jy ! Component: 200 - total flux cleaned = 0.0403164 Jy ! Total flux subtracted in 200 components = 0.0403164 Jy ! Clean residual min=-0.008487 max=0.006801 Jy/beam ! Clean residual mean=0.000160 rms=0.001687 Jy/beam ! Combined flux in latest and established models = 2.79667 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 90 components and 2.79667 Jy ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 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 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=2.346 mas, bmaj=2.712 mas, bpa=0.4249 degrees ! Estimated noise=1378.77 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00995632 Jy ! Component: 100 - total flux cleaned = 0.0151971 Jy ! Component: 150 - total flux cleaned = 0.0163101 Jy ! Component: 200 - total flux cleaned = 0.0169782 Jy ! Total flux subtracted in 200 components = 0.0169782 Jy ! Clean residual min=-0.005786 max=0.005686 Jy/beam ! Clean residual mean=0.000134 rms=0.001819 Jy/beam ! Combined flux in latest and established models = 2.81365 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 = 0.000235837 Jy ! Component: 100 - total flux cleaned = 0.000447621 Jy ! Component: 150 - total flux cleaned = 0.000631626 Jy ! Component: 200 - total flux cleaned = 0.000716965 Jy ! Total flux subtracted in 200 components = 0.000716965 Jy ! Clean residual min=-0.005574 max=0.005662 Jy/beam ! Clean residual mean=0.000118 rms=0.001757 Jy/beam ! Combined flux in latest and established models = 2.81436 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 122 components and 2.81436 Jy ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.6533 mas, bmaj=1.442 mas, bpa=-0.08988 degrees ! Estimated noise=1015.2 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00068854 Jy ! Component: 100 - total flux cleaned = -0.000859009 Jy ! Component: 150 - total flux cleaned = -0.00054112 Jy ! Component: 200 - total flux cleaned = -0.000545092 Jy ! Total flux subtracted in 200 components = -0.000545092 Jy ! Clean residual min=-0.007719 max=0.007367 Jy/beam ! Clean residual mean=0.000048 rms=0.001538 Jy/beam ! Combined flux in latest and established models = 2.81382 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 135 components and 2.81382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219099Jy sigma=0.001101 ! Fit after self-cal, rms=0.218203Jy sigma=0.001091 wmodel J0530+1331_X_2009_04_21_pus_map.mod ! Writing 135 model components to file: J0530+1331_X_2009_04_21_pus_map.mod wobs J0530+1331_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J0530+1331_X_2009_04_21_pus_uvs.fits wwins J0530+1331_X_2009_04_21_pus_map.win ! wwins: Wrote 7 windows to J0530+1331_X_2009_04_21_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 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00049181 Jy ! Component: 100 - total flux cleaned = 0.000283255 Jy ! Component: 150 - total flux cleaned = 0.000484803 Jy ! Component: 200 - total flux cleaned = 0.000293464 Jy ! Component: 250 - total flux cleaned = 1.33241e-05 Jy ! Component: 300 - total flux cleaned = -0.000169487 Jy ! Component: 350 - total flux cleaned = -0.000436061 Jy ! Component: 400 - total flux cleaned = -0.000436156 Jy ! Component: 450 - total flux cleaned = -0.000351293 Jy ! Component: 500 - total flux cleaned = -0.000351916 Jy ! Component: 550 - total flux cleaned = -0.00043513 Jy ! Component: 600 - total flux cleaned = -0.000187417 Jy ! Component: 650 - total flux cleaned = -0.000105983 Jy ! Component: 700 - total flux cleaned = -2.53695e-05 Jy ! Component: 750 - total flux cleaned = 0.000212724 Jy ! Component: 800 - total flux cleaned = 0.000289853 Jy ! Component: 850 - total flux cleaned = 0.000210361 Jy ! Component: 900 - total flux cleaned = 0.00028786 Jy ! Component: 950 - total flux cleaned = 0.000440663 Jy ! Component: 1000 - total flux cleaned = 0.000365046 Jy ! Component: 1050 - total flux cleaned = 0.00044056 Jy ! Component: 1100 - total flux cleaned = 0.000590355 Jy ! Component: 1150 - total flux cleaned = 0.000812131 Jy ! Component: 1200 - total flux cleaned = 0.000885224 Jy ! Component: 1250 - total flux cleaned = 0.000885689 Jy ! Component: 1300 - total flux cleaned = 0.00110247 Jy ! Component: 1350 - total flux cleaned = 0.00138782 Jy ! Component: 1400 - total flux cleaned = 0.00138782 Jy ! Component: 1450 - total flux cleaned = 0.00152819 Jy ! Component: 1500 - total flux cleaned = 0.00159796 Jy ! Component: 1550 - total flux cleaned = 0.00159815 Jy ! Component: 1600 - total flux cleaned = 0.00180461 Jy ! Component: 1650 - total flux cleaned = 0.00173603 Jy ! Component: 1700 - total flux cleaned = 0.00180463 Jy ! Component: 1750 - total flux cleaned = 0.00180504 Jy ! Component: 1800 - total flux cleaned = 0.0020063 Jy ! Component: 1850 - total flux cleaned = 0.00200668 Jy ! Component: 1900 - total flux cleaned = 0.00227152 Jy ! Component: 1950 - total flux cleaned = 0.00220584 Jy ! Component: 2000 - total flux cleaned = 0.0022716 Jy ! Total flux subtracted in 2048 components = 0.00233683 Jy ! Clean residual min=-0.003820 max=0.004100 Jy/beam ! Clean residual mean=0.000034 rms=0.001165 Jy/beam ! Combined flux in latest and established models = 2.81615 Jy keep ! Adding 170 model components to the UV plane model. ! The established model now contains 303 components and 2.81615 Jy ![Exited script file: muppet] wmap "J0530+1331_X_2009_04_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6533 x 1.442 at -0.08988 degrees (North through East) ! Clean map min=-0.0052939 max=1.5678 Jy/beam ! Writing clean map to FITS file: J0530+1331_X_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.56777 invert ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.1801 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00116533 device "J0530+1331_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J0530+1331_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.222991 0.222991 0.445981 0.891963 1.78393 3.56785 7.1357 14.2714 28.5428 57.0856 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0034 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.567 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6533 x 1.442 at -0.08988 degrees (North through East) ! Clean map min=-0.0052939 max=1.5678 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0530+1331_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J0530+1331_X_2009_04_21_pus_map.gif/vgif' mapplot cln