! Started logfile: J2248-3235_X_2000_03_13_pus_uvs.log on Mon Apr 1 13:10:30 2013 obs J2248-3235_X_2000_03_13_pus_uva.fits ! Reading UV FITS file: J2248-3235_X_2000_03_13_pus_uva.fits ! AN table 1: 125 integrations on 190 of 190 possible baselines. ! AN table 2: 94 integrations on 190 of 190 possible baselines. ! AN table 3: 161 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0364127 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2248-3235 ! ! 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 10516 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 J2248-3235_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 2059 telescope corrections were flagged in sub-array 1. ! A total of 1674 telescope corrections were flagged in sub-array 2. ! A total of 3187 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 2059 telescope corrections were flagged in sub-array 1. ! A total of 1674 telescope corrections were flagged in sub-array 2. ! A total of 3187 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 2059 telescope corrections were flagged in sub-array 1. ! A total of 1674 telescope corrections were flagged in sub-array 2. ! A total of 3187 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 2059 telescope corrections were flagged in sub-array 1. ! A total of 1674 telescope corrections were flagged in sub-array 2. ! A total of 3083 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.882519Jy sigma=0.007574 ! Fit after self-cal, rms=0.773910Jy sigma=0.006839 ! 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 0.24% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec ! Estimated beam: bmin=0.6302 mas, bmaj=2.031 mas, bpa=-4.83 degrees ! Estimated noise=1303.84 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 = 0.176525 Jy ! Component: 100 - total flux cleaned = 0.223057 Jy ! Total flux subtracted in 100 components = 0.223057 Jy ! Clean residual min=-0.008022 max=0.020672 Jy/beam ! Clean residual mean=-0.000153 rms=0.002603 Jy/beam ! Combined flux in latest and established models = 0.223057 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.223057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174238Jy sigma=0.001272 ! Fit after self-cal, rms=0.174241Jy sigma=0.001272 ! Inverting map ! Your choice of large map pixels excluded 0.24% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec ! Added new window around map position (0.6, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.024027 Jy ! Component: 100 - total flux cleaned = 0.0379386 Jy ! Total flux subtracted in 100 components = 0.0379386 Jy ! Clean residual min=-0.006679 max=0.011019 Jy/beam ! Clean residual mean=-0.000090 rms=0.001846 Jy/beam ! Combined flux in latest and established models = 0.260996 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.260996 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168859Jy sigma=0.001205 ! Fit after self-cal, rms=0.168822Jy sigma=0.001205 ! Inverting map ! Your choice of large map pixels excluded 0.24% of the data. ! The x-axis pixel size should ideally be below 0.1978 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 0.24% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec ! Estimated beam: bmin=0.7789 mas, bmaj=2.469 mas, bpa=-8.242 degrees ! Estimated noise=852.427 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 = 0.0180887 Jy ! Component: 100 - total flux cleaned = 0.0275227 Jy ! Component: 150 - total flux cleaned = 0.032604 Jy ! Component: 200 - total flux cleaned = 0.0353683 Jy ! Total flux subtracted in 200 components = 0.0353683 Jy ! Clean residual min=-0.005461 max=0.010091 Jy/beam ! Clean residual mean=-0.000077 rms=0.001459 Jy/beam ! Combined flux in latest and established models = 0.296364 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 35 components and 0.296364 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166992Jy sigma=0.001182 ! Fit after self-cal, rms=0.166988Jy sigma=0.001182 ! Inverting map ! Your choice of large map pixels excluded 0.24% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec ! Added new window around map position (-1.8, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00804012 Jy ! Component: 100 - total flux cleaned = 0.010512 Jy ! Component: 150 - total flux cleaned = 0.0115067 Jy ! Component: 200 - total flux cleaned = 0.0120368 Jy ! Total flux subtracted in 200 components = 0.0120368 Jy ! Clean residual min=-0.004500 max=0.006524 Jy/beam ! Clean residual mean=-0.000028 rms=0.001215 Jy/beam ! Combined flux in latest and established models = 0.308401 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 54 components and 0.308401 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166450Jy sigma=0.001177 ! Fit after self-cal, rms=0.166391Jy sigma=0.001177 ! Inverting map ! Your choice of large map pixels excluded 0.24% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 GC 1.00* KP 1.01 ! LA 1.01 NL 1.05 OV 0.98 PT 1.00 ! SC 0.97 WF 1.05 HH 1.00* KK 0.98 ! MA 1.00* MC 1.00* MK 0.96 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* KP 1.06 ! LA 1.01 NL 1.11 OV 1.04 PT 1.06 ! SC 0.95 WF 1.06 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 GC 1.00* KP 0.97 ! LA 0.97 NL 1.12 OV 0.98 PT 0.96 ! SC 0.94 WF 1.01 HH 1.00* KK 1.07 ! MA 1.00* MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.91 GC 1.00* KP 1.00 ! LA 1.00 NL 1.17 OV 0.91 PT 1.06 ! SC 1.02 WF 0.99 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 GC 1.00* KP 1.01 ! LA 0.98 NL 1.04 OV 0.97 PT 1.03 ! SC 1.04 WF 1.15 HH 1.00* KK 1.01 ! MA 1.00* MC 1.00* MK 0.98 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.97 GC 1.00* KP 1.02 ! LA 1.01 NL 1.03 OV 1.02 PT 1.02 ! SC 1.08 WF 1.01 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 GC 1.00* KP 0.97 ! LA 1.04 NL 1.02 OV 1.00 PT 1.01 ! SC 1.11 WF 1.01 HH 1.00* KK 1.08 ! MA 1.00* MC 1.00* MK 1.00 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* KP 1.03 ! LA 1.02 NL 1.17 OV 1.05 PT 0.97 ! SC 1.10 WF 0.90 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 93 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 1.00* WF 1.00* HH 0.74 KK 1.00* ! MA 0.74 MC 0.95 MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.09 HN 1.00* ! ! ! Fit before self-cal, rms=0.166391Jy sigma=0.001177 ! Fit after self-cal, rms=0.161434Jy sigma=0.001176 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec ! Estimated beam: bmin=0.7952 mas, bmaj=2.697 mas, bpa=-10.32 degrees ! Estimated noise=878.308 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 = -0.000952775 Jy ! Component: 100 - total flux cleaned = -0.00128627 Jy ! Component: 150 - total flux cleaned = -0.00155827 Jy ! Component: 200 - total flux cleaned = -0.00160544 Jy ! Total flux subtracted in 200 components = -0.00160544 Jy ! Clean residual min=-0.003498 max=0.003419 Jy/beam ! Clean residual mean=0.000046 rms=0.000928 Jy/beam ! Combined flux in latest and established models = 0.306795 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 66 components and 0.306796 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161374Jy sigma=0.001176 ! Fit after self-cal, rms=0.161424Jy sigma=0.001176 ! Inverting map ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 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=0.161424Jy sigma=0.001176 ! Fit after self-cal, rms=0.161485Jy sigma=0.001174 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec ! Estimated beam: bmin=0.7951 mas, bmaj=2.698 mas, bpa=-10.36 degrees ! Estimated noise=876.853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000559225 Jy ! Component: 100 - total flux cleaned = -0.000746064 Jy ! Component: 150 - total flux cleaned = -0.000827995 Jy ! Component: 200 - total flux cleaned = -0.000829052 Jy ! Total flux subtracted in 200 components = -0.000829052 Jy ! Clean residual min=-0.003449 max=0.003335 Jy/beam ! Clean residual mean=0.000036 rms=0.000900 Jy/beam ! Combined flux in latest and established models = 0.305966 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 76 components and 0.305966 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161452Jy sigma=0.001174 ! Fit after self-cal, rms=0.161454Jy sigma=0.001174 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 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 = 4.51628e-05 Jy ! Component: 100 - total flux cleaned = 9.28371e-06 Jy ! Component: 150 - total flux cleaned = -2.45021e-05 Jy ! Component: 200 - total flux cleaned = -2.50471e-05 Jy ! Total flux subtracted in 200 components = -2.50471e-05 Jy ! Clean residual min=-0.003441 max=0.003267 Jy/beam ! Clean residual mean=0.000036 rms=0.000897 Jy/beam ! Combined flux in latest and established models = 0.305941 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 78 components and 0.305941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161431Jy sigma=0.001174 ! Fit after self-cal, rms=0.161434Jy sigma=0.001174 ! Inverting map ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 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=0.161434Jy sigma=0.001174 ! Fit after self-cal, rms=0.161230Jy sigma=0.001173 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec ! Estimated beam: bmin=0.795 mas, bmaj=2.698 mas, bpa=-10.37 degrees ! Estimated noise=875.672 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000568284 Jy ! Component: 100 - total flux cleaned = -0.000639538 Jy ! Component: 150 - total flux cleaned = -0.00067173 Jy ! Component: 200 - total flux cleaned = -0.000671066 Jy ! Total flux subtracted in 200 components = -0.000671066 Jy ! Clean residual min=-0.003375 max=0.003306 Jy/beam ! Clean residual mean=0.000032 rms=0.000891 Jy/beam ! Combined flux in latest and established models = 0.30527 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 81 components and 0.30527 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161209Jy sigma=0.001173 ! Fit after self-cal, rms=0.161205Jy sigma=0.001173 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 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 = 2.44369e-05 Jy ! Component: 100 - total flux cleaned = -5.64345e-06 Jy ! Component: 150 - total flux cleaned = -5.45075e-06 Jy ! Component: 200 - total flux cleaned = -4.4765e-06 Jy ! Total flux subtracted in 200 components = -4.4765e-06 Jy ! Clean residual min=-0.003370 max=0.003257 Jy/beam ! Clean residual mean=0.000032 rms=0.000888 Jy/beam ! Combined flux in latest and established models = 0.305266 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 83 components and 0.305266 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161189Jy sigma=0.001173 ! Fit after self-cal, rms=0.161191Jy sigma=0.001173 ! Inverting map ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 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=0.161191Jy sigma=0.001173 ! Fit after self-cal, rms=0.160996Jy sigma=0.001173 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec ! Estimated beam: bmin=2.381 mas, bmaj=6.581 mas, bpa=-2.543 degrees ! Estimated noise=1089.01 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000334776 Jy ! Component: 100 - total flux cleaned = 0.000413114 Jy ! Component: 150 - total flux cleaned = 0.000456992 Jy ! Component: 200 - total flux cleaned = 0.000474636 Jy ! Total flux subtracted in 200 components = 0.000474636 Jy ! Clean residual min=-0.003050 max=0.002960 Jy/beam ! Clean residual mean=0.000079 rms=0.000996 Jy/beam ! Combined flux in latest and established models = 0.30574 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 96 components and 0.305741 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160997Jy sigma=0.001173 ! Fit after self-cal, rms=0.160990Jy sigma=0.001173 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 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 = 0.00015068 Jy ! Component: 100 - total flux cleaned = 0.000184583 Jy ! Component: 150 - total flux cleaned = 0.00021682 Jy ! Component: 200 - total flux cleaned = 0.000232345 Jy ! Total flux subtracted in 200 components = 0.000232345 Jy ! Clean residual min=-0.003031 max=0.002972 Jy/beam ! Clean residual mean=0.000080 rms=0.000995 Jy/beam ! Combined flux in latest and established models = 0.305973 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 100 components and 0.305973 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160990Jy sigma=0.001173 ! Fit after self-cal, rms=0.160990Jy sigma=0.001173 ! Inverting map ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 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 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec ! Estimated beam: bmin=0.795 mas, bmaj=2.697 mas, bpa=-10.38 degrees ! Estimated noise=874.659 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.795 x 2.697 at -10.38 degrees (North through East) ! Clean map min=-0.0029439 max=0.23621 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 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 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec ! Estimated beam: bmin=0.6637 mas, bmaj=2.245 mas, bpa=-9.469 degrees ! Estimated noise=1317.87 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.182689 Jy ! Component: 100 - total flux cleaned = 0.229946 Jy ! Component: 150 - total flux cleaned = 0.253708 Jy ! Component: 200 - total flux cleaned = 0.267621 Jy ! Total flux subtracted in 200 components = 0.267621 Jy ! Clean residual min=-0.006394 max=0.008651 Jy/beam ! Clean residual mean=-0.000079 rms=0.001661 Jy/beam ! Combined flux in latest and established models = 0.267621 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.267621 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec ! Estimated beam: bmin=0.795 mas, bmaj=2.697 mas, bpa=-10.38 degrees ! Estimated noise=874.659 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 = 0.0145618 Jy ! Component: 100 - total flux cleaned = 0.0228588 Jy ! Component: 150 - total flux cleaned = 0.0280538 Jy ! Component: 200 - total flux cleaned = 0.0313999 Jy ! Total flux subtracted in 200 components = 0.0313999 Jy ! Clean residual min=-0.003546 max=0.003308 Jy/beam ! Clean residual mean=0.000001 rms=0.000942 Jy/beam ! Combined flux in latest and established models = 0.299021 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 63 components and 0.29902 Jy ! Inverting map ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 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 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec ! Estimated beam: bmin=2.381 mas, bmaj=6.581 mas, bpa=-2.543 degrees ! Estimated noise=1089.01 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00362277 Jy ! Component: 100 - total flux cleaned = 0.00532729 Jy ! Component: 150 - total flux cleaned = 0.00621093 Jy ! Component: 200 - total flux cleaned = 0.00651318 Jy ! Total flux subtracted in 200 components = 0.00651318 Jy ! Clean residual min=-0.003053 max=0.002910 Jy/beam ! Clean residual mean=0.000075 rms=0.000997 Jy/beam ! Combined flux in latest and established models = 0.305534 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 = 8.64466e-05 Jy ! Component: 100 - total flux cleaned = 0.000165912 Jy ! Component: 150 - total flux cleaned = 0.000238611 Jy ! Component: 200 - total flux cleaned = 0.000265714 Jy ! Total flux subtracted in 200 components = 0.000265714 Jy ! Clean residual min=-0.003024 max=0.002929 Jy/beam ! Clean residual mean=0.000078 rms=0.000993 Jy/beam ! Combined flux in latest and established models = 0.305799 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 82 components and 0.305799 Jy ! Inverting map ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec ! Estimated beam: bmin=0.795 mas, bmaj=2.697 mas, bpa=-10.38 degrees ! Estimated noise=874.659 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000991362 Jy ! Component: 100 - total flux cleaned = -0.00118803 Jy ! Component: 150 - total flux cleaned = -0.00127198 Jy ! Component: 200 - total flux cleaned = -0.00131086 Jy ! Total flux subtracted in 200 components = -0.00131086 Jy ! Clean residual min=-0.003337 max=0.003219 Jy/beam ! Clean residual mean=0.000030 rms=0.000891 Jy/beam ! Combined flux in latest and established models = 0.304489 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 95 components and 0.304489 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160968Jy sigma=0.001173 ! Fit after self-cal, rms=0.160964Jy sigma=0.001173 wmodel J2248-3235_X_2000_03_13_pus_map.mod ! Writing 95 model components to file: J2248-3235_X_2000_03_13_pus_map.mod wobs J2248-3235_X_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J2248-3235_X_2000_03_13_pus_uvs.fits wwins J2248-3235_X_2000_03_13_pus_map.win ! wwins: Wrote 3 windows to J2248-3235_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 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -3.61807e-06 Jy ! Component: 100 - total flux cleaned = 0.000291851 Jy ! Component: 150 - total flux cleaned = 0.000406315 Jy ! Component: 200 - total flux cleaned = 0.000570818 Jy ! Component: 250 - total flux cleaned = 0.000623141 Jy ! Component: 300 - total flux cleaned = 0.000724314 Jy ! Component: 350 - total flux cleaned = 0.00087177 Jy ! Component: 400 - total flux cleaned = 0.00101527 Jy ! Component: 450 - total flux cleaned = 0.00101689 Jy ! Component: 500 - total flux cleaned = 0.00115526 Jy ! Component: 550 - total flux cleaned = 0.00128973 Jy ! Component: 600 - total flux cleaned = 0.00137675 Jy ! Component: 650 - total flux cleaned = 0.00150497 Jy ! Component: 700 - total flux cleaned = 0.00158987 Jy ! Component: 750 - total flux cleaned = 0.00159046 Jy ! Component: 800 - total flux cleaned = 0.00171282 Jy ! Component: 850 - total flux cleaned = 0.00179242 Jy ! Component: 900 - total flux cleaned = 0.00175273 Jy ! Component: 950 - total flux cleaned = 0.0017147 Jy ! Component: 1000 - total flux cleaned = 0.00190734 Jy ! Component: 1050 - total flux cleaned = 0.00198309 Jy ! Component: 1100 - total flux cleaned = 0.00202083 Jy ! Component: 1150 - total flux cleaned = 0.00209539 Jy ! Component: 1200 - total flux cleaned = 0.00213226 Jy ! Component: 1250 - total flux cleaned = 0.00213239 Jy ! Component: 1300 - total flux cleaned = 0.00224041 Jy ! Component: 1350 - total flux cleaned = 0.00227607 Jy ! Component: 1400 - total flux cleaned = 0.00241671 Jy ! Component: 1450 - total flux cleaned = 0.0025206 Jy ! Component: 1500 - total flux cleaned = 0.00252077 Jy ! Component: 1550 - total flux cleaned = 0.00269162 Jy ! Component: 1600 - total flux cleaned = 0.00272555 Jy ! Component: 1650 - total flux cleaned = 0.00279306 Jy ! Component: 1700 - total flux cleaned = 0.00292609 Jy ! Component: 1750 - total flux cleaned = 0.00302511 Jy ! Component: 1800 - total flux cleaned = 0.00305795 Jy ! Component: 1850 - total flux cleaned = 0.00318776 Jy ! Component: 1900 - total flux cleaned = 0.0030916 Jy ! Component: 1950 - total flux cleaned = 0.00318741 Jy ! Component: 2000 - total flux cleaned = 0.00337704 Jy ! Total flux subtracted in 2048 components = 0.00334562 Jy ! Clean residual min=-0.001900 max=0.001716 Jy/beam ! Clean residual mean=0.000018 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.307834 Jy keep ! Adding 148 model components to the UV plane model. ! The established model now contains 243 components and 0.307834 Jy ![Exited script file: muppet] wmap "J2248-3235_X_2000_03_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.795 x 2.697 at -10.38 degrees (North through East) ! Clean map min=-0.0029366 max=0.23938 Jy/beam ! Writing clean map to FITS file: J2248-3235_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 0.239378 invert ! Inverting map ! Your choice of large map pixels excluded 0.254% of the data. ! The x-axis pixel size should ideally be below 0.1978 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000589727 device "J2248-3235_X_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J2248-3235_X_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.739074 0.739074 1.47815 2.9563 5.91259 11.8252 23.6504 47.3008 94.6015 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.239 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.795 x 2.697 at -10.38 degrees (North through East) ! Clean map min=-0.0029366 max=0.23938 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J2248-3235_X_2000_03_13_pus_uvs.log closed on Mon Apr 1 13:10:38 2013