! Started logfile: J2236+2828_X_2000_03_13_pus_uvs.log on Mon Apr 1 13:10:11 2013 obs J2236+2828_X_2000_03_13_pus_uva.fits ! Reading UV FITS file: J2236+2828_X_2000_03_13_pus_uva.fits ! AN table 1: 145 integrations on 190 of 190 possible baselines. ! AN table 2: 107 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.133835 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2236+2828 ! ! 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 2382 lines of history. ! ! Reading 25632 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 J2236+2828_X_2000_03_13_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 2158 telescope corrections were flagged in sub-array 1. ! A total of 1396 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2187 telescope corrections were flagged in sub-array 1. ! A total of 1346 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2158 telescope corrections were flagged in sub-array 1. ! A total of 1346 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2158 telescope corrections were flagged in sub-array 1. ! A total of 1396 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.093656Jy sigma=0.006055 ! Fit after self-cal, rms=0.920038Jy sigma=0.003085 ! 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 2.18% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.5361 mas, bmaj=0.8895 mas, bpa=0.851 degrees ! Estimated noise=878.431 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 = 0.587807 Jy ! Component: 100 - total flux cleaned = 0.76811 Jy ! Total flux subtracted in 100 components = 0.76811 Jy ! Clean residual min=-0.020232 max=0.083539 Jy/beam ! Clean residual mean=-0.000331 rms=0.007108 Jy/beam ! Combined flux in latest and established models = 0.76811 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.76811 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.880509Jy sigma=0.002227 ! Fit after self-cal, rms=0.878267Jy sigma=0.002226 ! Inverting map ! Your choice of large map pixels excluded 2.18% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0954798 Jy ! Component: 100 - total flux cleaned = 0.156322 Jy ! Total flux subtracted in 100 components = 0.156322 Jy ! Clean residual min=-0.012351 max=0.032878 Jy/beam ! Clean residual mean=-0.000180 rms=0.003991 Jy/beam ! Combined flux in latest and established models = 0.924432 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 0.924432 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.868567Jy sigma=0.001609 ! Fit after self-cal, rms=0.867361Jy sigma=0.001608 ! Inverting map ! Your choice of large map pixels excluded 2.18% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0413873 Jy ! Component: 100 - total flux cleaned = 0.0700798 Jy ! Total flux subtracted in 100 components = 0.0700798 Jy ! Clean residual min=-0.010428 max=0.020582 Jy/beam ! Clean residual mean=-0.000111 rms=0.002964 Jy/beam ! Combined flux in latest and established models = 0.994511 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.994511 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.865844Jy sigma=0.001429 ! Fit after self-cal, rms=0.865643Jy sigma=0.001428 ! Inverting map ! Your choice of large map pixels excluded 2.18% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Added new window around map position (-0.8, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0224296 Jy ! Component: 100 - total flux cleaned = 0.0388936 Jy ! Total flux subtracted in 100 components = 0.0388936 Jy ! Clean residual min=-0.010492 max=0.014741 Jy/beam ! Clean residual mean=-0.000072 rms=0.002590 Jy/beam ! Combined flux in latest and established models = 1.0334 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 24 components and 1.0334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.864908Jy sigma=0.001367 ! Fit after self-cal, rms=0.864683Jy sigma=0.001366 ! Inverting map ! Your choice of large map pixels excluded 2.18% of the data. ! The x-axis pixel size should ideally be below 0.1559 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 2.18% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.6168 mas, bmaj=0.9236 mas, bpa=2.394 degrees ! Estimated noise=545.008 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.2, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.025329 Jy ! Component: 100 - total flux cleaned = 0.0432249 Jy ! Component: 150 - total flux cleaned = 0.0564353 Jy ! Component: 200 - total flux cleaned = 0.0664174 Jy ! Total flux subtracted in 200 components = 0.0664174 Jy ! Clean residual min=-0.009199 max=0.014300 Jy/beam ! Clean residual mean=-0.000073 rms=0.002591 Jy/beam ! Combined flux in latest and established models = 1.09982 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 47 components and 1.09982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.864326Jy sigma=0.001307 ! Fit after self-cal, rms=0.863923Jy sigma=0.001304 ! Inverting map ! Your choice of large map pixels excluded 2.18% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 207 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 GC 1.01 KP 1.04 ! LA 1.04 NL 0.97 OV 0.98 PT 1.02 ! SC 1.00* WF 1.09 HH 1.00* KK 1.01 ! MA 1.00* MC 1.00* MK 0.98 NY 0.97 ! ON 1.00* TS 0.96 WZ 1.00* HN 1.44 ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.93 GC 1.03 KP 1.00 ! LA 0.99 NL 0.98 OV 0.95 PT 0.98 ! SC 1.11 WF 1.03 HH 1.00* KK 0.99 ! MA 1.00* MC 1.00* MK 0.97 NY 0.97 ! ON 1.00* TS 1.00 WZ 1.00* HN 1.00* ! ! ! Correcting IF 2. ! A total of 207 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 GC 0.99 KP 1.01 ! LA 1.00 NL 1.05 OV 0.96 PT 0.98 ! SC 1.00* WF 1.11 HH 1.00* KK 1.01 ! MA 1.00* MC 1.00* MK 1.01 NY 1.00 ! ON 1.00* TS 0.97 WZ 1.00* HN 0.80 ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.92 GC 1.03 KP 0.97 ! LA 0.94 NL 1.00 OV 0.94 PT 0.96 ! SC 1.10 WF 1.04 HH 1.00* KK 0.99 ! MA 1.00* MC 1.00* MK 1.02 NY 1.02 ! ON 1.00* TS 1.02 WZ 1.00* HN 1.72 ! ! ! Correcting IF 3. ! A total of 207 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 GC 1.01 KP 1.01 ! LA 1.00 NL 1.03 OV 0.99 PT 1.02 ! SC 1.00* WF 1.09 HH 1.00* KK 1.01 ! MA 1.00* MC 1.00* MK 1.00 NY 1.07 ! ON 1.00* TS 1.03 WZ 1.00* HN 1.59 ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.96 GC 1.05 KP 0.98 ! LA 0.96 NL 0.95 OV 0.96 PT 0.99 ! SC 1.17 WF 0.99 HH 1.00* KK 1.00 ! MA 1.00* MC 1.00* MK 0.99 NY 1.09 ! ON 1.00* TS 1.06 WZ 1.00* HN 2.00 ! ! ! Correcting IF 4. ! A total of 207 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 GC 1.01 KP 1.01 ! LA 1.02 NL 1.05 OV 0.99 PT 1.03 ! SC 1.00* WF 1.09 HH 1.00* KK 1.01 ! MA 1.00* MC 1.00* MK 1.02 NY 1.06 ! ON 1.00* TS 1.03 WZ 1.00* HN 1.49 ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.94 GC 1.03 KP 0.96 ! LA 0.96 NL 0.96 OV 0.97 PT 1.00 ! SC 1.24 WF 1.05 HH 1.00* KK 1.00 ! MA 1.00* MC 1.00* MK 1.01 NY 1.08 ! ON 1.00* TS 1.07 WZ 1.00* HN 1.00* ! ! ! Fit before self-cal, rms=0.863923Jy sigma=0.001304 ! Fit after self-cal, rms=1.374479Jy sigma=0.001218 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.6233 mas, bmaj=0.9381 mas, bpa=0.9141 degrees ! Estimated noise=556.183 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 = -0.00529152 Jy ! Component: 100 - total flux cleaned = -0.0052864 Jy ! Component: 150 - total flux cleaned = -0.00528341 Jy ! Component: 200 - total flux cleaned = -0.00551074 Jy ! Total flux subtracted in 200 components = -0.00551074 Jy ! Clean residual min=-0.004198 max=0.003452 Jy/beam ! Clean residual mean=0.000059 rms=0.000912 Jy/beam ! Combined flux in latest and established models = 1.09431 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 56 components and 1.09431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.374468Jy sigma=0.001215 ! Fit after self-cal, rms=1.375152Jy sigma=0.001215 ! Inverting map ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 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=1.375152Jy sigma=0.001215 ! Fit after self-cal, rms=1.383989Jy sigma=0.001215 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.6243 mas, bmaj=0.9388 mas, bpa=0.8274 degrees ! Estimated noise=556.357 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00378188 Jy ! Component: 100 - total flux cleaned = -0.00447054 Jy ! Component: 150 - total flux cleaned = -0.00457407 Jy ! Component: 200 - total flux cleaned = -0.00475505 Jy ! Total flux subtracted in 200 components = -0.00475505 Jy ! Clean residual min=-0.004020 max=0.003473 Jy/beam ! Clean residual mean=0.000054 rms=0.000865 Jy/beam ! Combined flux in latest and established models = 1.08956 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 59 components and 1.08956 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.383987Jy sigma=0.001213 ! Fit after self-cal, rms=1.384035Jy sigma=0.001213 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 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 = -0.000562954 Jy ! Component: 100 - total flux cleaned = -0.000636296 Jy ! Component: 150 - total flux cleaned = -0.000842233 Jy ! Component: 200 - total flux cleaned = -0.000966003 Jy ! Total flux subtracted in 200 components = -0.000966003 Jy ! Clean residual min=-0.003968 max=0.003482 Jy/beam ! Clean residual mean=0.000052 rms=0.000850 Jy/beam ! Combined flux in latest and established models = 1.08859 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 61 components and 1.08859 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.384031Jy sigma=0.001213 ! Fit after self-cal, rms=1.384046Jy sigma=0.001213 ! Inverting map ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 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=1.384046Jy sigma=0.001213 ! Fit after self-cal, rms=1.395427Jy sigma=0.001212 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.625 mas, bmaj=0.9397 mas, bpa=0.774 degrees ! Estimated noise=556.964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00230663 Jy ! Component: 100 - total flux cleaned = -0.00324481 Jy ! Component: 150 - total flux cleaned = -0.00382439 Jy ! Component: 200 - total flux cleaned = -0.0041475 Jy ! Total flux subtracted in 200 components = -0.0041475 Jy ! Clean residual min=-0.003795 max=0.003496 Jy/beam ! Clean residual mean=0.000056 rms=0.000818 Jy/beam ! Combined flux in latest and established models = 1.08444 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 65 components and 1.08444 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.395421Jy sigma=0.001212 ! Fit after self-cal, rms=1.395482Jy sigma=0.001212 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 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 = -0.000522494 Jy ! Component: 100 - total flux cleaned = -0.000631875 Jy ! Component: 150 - total flux cleaned = -0.000582716 Jy ! Component: 200 - total flux cleaned = -0.000583066 Jy ! Total flux subtracted in 200 components = -0.000583066 Jy ! Clean residual min=-0.003685 max=0.003483 Jy/beam ! Clean residual mean=0.000054 rms=0.000810 Jy/beam ! Combined flux in latest and established models = 1.08386 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 69 components and 1.08386 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.395473Jy sigma=0.001212 ! Fit after self-cal, rms=1.395482Jy sigma=0.001212 ! Inverting map ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 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=1.395482Jy sigma=0.001212 ! Fit after self-cal, rms=1.402660Jy sigma=0.001211 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=2.382 mas, bmaj=2.58 mas, bpa=19.57 degrees ! Estimated noise=867.436 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00244885 Jy ! Component: 100 - total flux cleaned = -0.00344375 Jy ! Component: 150 - total flux cleaned = -0.00351697 Jy ! Component: 200 - total flux cleaned = -0.00355869 Jy ! Total flux subtracted in 200 components = -0.00355869 Jy ! Clean residual min=-0.004411 max=0.005001 Jy/beam ! Clean residual mean=0.000222 rms=0.001413 Jy/beam ! Combined flux in latest and established models = 1.0803 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 74 components and 1.0803 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.402653Jy sigma=0.001212 ! Fit after self-cal, rms=1.402668Jy sigma=0.001212 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 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 = -8.09696e-05 Jy ! Component: 100 - total flux cleaned = -0.000144986 Jy ! Component: 150 - total flux cleaned = -0.000182979 Jy ! Component: 200 - total flux cleaned = -0.000182405 Jy ! Total flux subtracted in 200 components = -0.000182405 Jy ! Clean residual min=-0.004433 max=0.004974 Jy/beam ! Clean residual mean=0.000219 rms=0.001410 Jy/beam ! Combined flux in latest and established models = 1.08012 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 75 components and 1.08012 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.402670Jy sigma=0.001212 ! Fit after self-cal, rms=1.402663Jy sigma=0.001212 ! Inverting map ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 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 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.6256 mas, bmaj=0.9406 mas, bpa=0.7438 degrees ! Estimated noise=557.593 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6256 x 0.9406 at 0.7438 degrees (North through East) ! Clean map min=-0.0032026 max=0.79847 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=1.402663Jy sigma=0.001212 ! Fit after self-cal, rms=2.463544Jy sigma=0.001130 ! Inverting map and beam ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.6263 mas, bmaj=0.9396 mas, bpa=0.7195 degrees ! Estimated noise=556.672 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00203306 Jy ! Component: 100 - total flux cleaned = -0.00282582 Jy ! Component: 150 - total flux cleaned = -0.00331065 Jy ! Component: 200 - total flux cleaned = -0.00347122 Jy ! Total flux subtracted in 200 components = -0.00347122 Jy ! Clean residual min=-0.003621 max=0.003152 Jy/beam ! Clean residual mean=0.000026 rms=0.000730 Jy/beam ! Combined flux in latest and established models = 1.07665 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 76 components and 1.07665 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.463542Jy sigma=0.001129 ! Fit after self-cal, rms=2.463582Jy sigma=0.001129 ! Inverting map ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000214453 Jy ! Component: 100 - total flux cleaned = -0.000355956 Jy ! Component: 150 - total flux cleaned = -0.000355648 Jy ! Component: 200 - total flux cleaned = -0.000436028 Jy ! Total flux subtracted in 200 components = -0.000436028 Jy ! Clean residual min=-0.003601 max=0.003127 Jy/beam ! Clean residual mean=0.000025 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 1.07621 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 78 components and 1.07621 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.463586Jy sigma=0.001129 ! Fit after self-cal, rms=2.463602Jy sigma=0.001129 ! Inverting map ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.463602Jy sigma=0.001129 ! Fit after self-cal, rms=2.481678Jy sigma=0.001129 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 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.5392 mas, bmaj=0.9014 mas, bpa=0.5762 degrees ! Estimated noise=907.666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.596155 Jy ! Component: 100 - total flux cleaned = 0.777842 Jy ! Component: 150 - total flux cleaned = 0.870569 Jy ! Component: 200 - total flux cleaned = 0.926708 Jy ! Total flux subtracted in 200 components = 0.926708 Jy ! Clean residual min=-0.008535 max=0.029868 Jy/beam ! Clean residual mean=-0.000154 rms=0.002954 Jy/beam ! Combined flux in latest and established models = 0.926708 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.926708 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.6265 mas, bmaj=0.9403 mas, bpa=0.7129 degrees ! Estimated noise=557 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 = 0.0501447 Jy ! Component: 100 - total flux cleaned = 0.0795927 Jy ! Component: 150 - total flux cleaned = 0.0983392 Jy ! Component: 200 - total flux cleaned = 0.111216 Jy ! Total flux subtracted in 200 components = 0.111216 Jy ! Clean residual min=-0.003688 max=0.007246 Jy/beam ! Clean residual mean=-0.000012 rms=0.001208 Jy/beam ! Combined flux in latest and established models = 1.03792 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 33 components and 1.03792 Jy ! Inverting map ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00929468 Jy ! Component: 100 - total flux cleaned = 0.0160694 Jy ! Component: 150 - total flux cleaned = 0.0211036 Jy ! Component: 200 - total flux cleaned = 0.0248929 Jy ! Total flux subtracted in 200 components = 0.0248929 Jy ! Clean residual min=-0.003643 max=0.003296 Jy/beam ! Clean residual mean=0.000016 rms=0.000756 Jy/beam ! Combined flux in latest and established models = 1.06282 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 47 components and 1.06282 Jy ! Inverting map ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 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 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=2.385 mas, bmaj=2.588 mas, bpa=19.64 degrees ! Estimated noise=863.552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00546681 Jy ! Component: 100 - total flux cleaned = 0.00768684 Jy ! Component: 150 - total flux cleaned = 0.00864493 Jy ! Component: 200 - total flux cleaned = 0.00899323 Jy ! Total flux subtracted in 200 components = 0.00899323 Jy ! Clean residual min=-0.004475 max=0.004222 Jy/beam ! Clean residual mean=0.000100 rms=0.001178 Jy/beam ! Combined flux in latest and established models = 1.07181 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 = 4.72231e-05 Jy ! Component: 100 - total flux cleaned = 7.70531e-05 Jy ! Component: 150 - total flux cleaned = 9.48945e-05 Jy ! Component: 200 - total flux cleaned = 0.000103603 Jy ! Total flux subtracted in 200 components = 0.000103603 Jy ! Clean residual min=-0.004507 max=0.004237 Jy/beam ! Clean residual mean=0.000100 rms=0.001181 Jy/beam ! Combined flux in latest and established models = 1.07191 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 67 components and 1.07191 Jy ! Inverting map ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.6265 mas, bmaj=0.9403 mas, bpa=0.7129 degrees ! Estimated noise=557 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.65081e-05 Jy ! Component: 100 - total flux cleaned = -0.000161844 Jy ! Component: 150 - total flux cleaned = -0.000102483 Jy ! Component: 200 - total flux cleaned = -0.000104698 Jy ! Total flux subtracted in 200 components = -0.000104698 Jy ! Clean residual min=-0.003536 max=0.003141 Jy/beam ! Clean residual mean=0.000026 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 1.07181 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 75 components and 1.07181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.481692Jy sigma=0.001129 ! Fit after self-cal, rms=2.481706Jy sigma=0.001129 wmodel J2236+2828_X_2000_03_13_pus_map.mod ! Writing 75 model components to file: J2236+2828_X_2000_03_13_pus_map.mod wobs J2236+2828_X_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J2236+2828_X_2000_03_13_pus_uvs.fits wwins J2236+2828_X_2000_03_13_pus_map.win ! wwins: Wrote 3 windows to J2236+2828_X_2000_03_13_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 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00115805 Jy ! Component: 100 - total flux cleaned = -0.00116535 Jy ! Component: 150 - total flux cleaned = -0.00101214 Jy ! Component: 200 - total flux cleaned = -0.0010618 Jy ! Component: 250 - total flux cleaned = -0.00115667 Jy ! Component: 300 - total flux cleaned = -0.00133834 Jy ! Component: 350 - total flux cleaned = -0.00129381 Jy ! Component: 400 - total flux cleaned = -0.00133807 Jy ! Component: 450 - total flux cleaned = -0.00150754 Jy ! Component: 500 - total flux cleaned = -0.00163184 Jy ! Component: 550 - total flux cleaned = -0.00175367 Jy ! Component: 600 - total flux cleaned = -0.00167395 Jy ! Component: 650 - total flux cleaned = -0.00171435 Jy ! Component: 700 - total flux cleaned = -0.00167586 Jy ! Component: 750 - total flux cleaned = -0.0016376 Jy ! Component: 800 - total flux cleaned = -0.00156198 Jy ! Component: 850 - total flux cleaned = -0.00148715 Jy ! Component: 900 - total flux cleaned = -0.00141346 Jy ! Component: 950 - total flux cleaned = -0.00148651 Jy ! Component: 1000 - total flux cleaned = -0.00119521 Jy ! Component: 1050 - total flux cleaned = -0.00105138 Jy ! Component: 1100 - total flux cleaned = -0.000944901 Jy ! Component: 1150 - total flux cleaned = -0.000874098 Jy ! Component: 1200 - total flux cleaned = -0.000699099 Jy ! Component: 1250 - total flux cleaned = -0.000698814 Jy ! Component: 1300 - total flux cleaned = -0.000526702 Jy ! Component: 1350 - total flux cleaned = -0.000355811 Jy ! Component: 1400 - total flux cleaned = -0.000322334 Jy ! Component: 1450 - total flux cleaned = -0.000255625 Jy ! Component: 1500 - total flux cleaned = -0.000155203 Jy ! Component: 1550 - total flux cleaned = -2.23746e-05 Jy ! Component: 1600 - total flux cleaned = 0.000109238 Jy ! Component: 1650 - total flux cleaned = 0.000141537 Jy ! Component: 1700 - total flux cleaned = 0.000206366 Jy ! Component: 1750 - total flux cleaned = 0.000238412 Jy ! Component: 1800 - total flux cleaned = 0.000429952 Jy ! Component: 1850 - total flux cleaned = 0.000397806 Jy ! Component: 1900 - total flux cleaned = 0.0005865 Jy ! Component: 1950 - total flux cleaned = 0.00061769 Jy ! Component: 2000 - total flux cleaned = 0.000773165 Jy ! Total flux subtracted in 2048 components = 0.000834957 Jy ! Clean residual min=-0.001708 max=0.001541 Jy/beam ! Clean residual mean=0.000024 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 1.07264 Jy keep ! Adding 155 model components to the UV plane model. ! The established model now contains 230 components and 1.07264 Jy ![Exited script file: muppet] wmap "J2236+2828_X_2000_03_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6265 x 0.9403 at 0.7129 degrees (North through East) ! Clean map min=-0.0029895 max=0.80126 Jy/beam ! Writing clean map to FITS file: J2236+2828_X_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.80126 invert ! Inverting map ! Your choice of large map pixels excluded 2.25% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000547226 device "J2236+2828_X_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J2236+2828_X_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.204887 0.204887 0.409774 0.819548 1.6391 3.27819 6.55638 13.1128 26.2255 52.4511 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.801 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6265 x 0.9403 at 0.7129 degrees (North through East) ! Clean map min=-0.0029895 max=0.80126 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J2236+2828_X_2000_03_13_pus_uvs.log closed on Mon Apr 1 13:10:21 2013