! Started logfile: J0536-3401_X_2009_04_21_pus_uvs.log on Sun Jan 23 00:24:22 2011 obs J0536-3401_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J0536-3401_X_2009_04_21_pus_uva.fits ! AN table 1: 63 integrations on 120 of 120 possible baselines. ! AN table 2: 103 integrations on 120 of 120 possible baselines. ! AN table 3: 74 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.04125 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0536-3401 ! ! 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 2445 lines of history. ! ! Reading 4752 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 J0536-3401_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 800 telescope corrections were flagged in sub-array 1. ! A total of 1340 telescope corrections were flagged in sub-array 2. ! A total of 1050 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 800 telescope corrections were flagged in sub-array 1. ! A total of 1340 telescope corrections were flagged in sub-array 2. ! A total of 1050 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 800 telescope corrections were flagged in sub-array 1. ! A total of 1340 telescope corrections were flagged in sub-array 2. ! A total of 1050 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 800 telescope corrections were flagged in sub-array 1. ! A total of 1340 telescope corrections were flagged in sub-array 2. ! A total of 1050 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.845246Jy sigma=0.006703 ! Fit after self-cal, rms=0.762216Jy sigma=0.006046 ! 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 ! Estimated beam: bmin=0.5645 mas, bmaj=2.835 mas, bpa=11.46 degrees ! Estimated noise=2123.44 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 = 0.194631 Jy ! Component: 100 - total flux cleaned = 0.238394 Jy ! Total flux subtracted in 100 components = 0.238394 Jy ! Clean residual min=-0.013019 max=0.018487 Jy/beam ! Clean residual mean=0.000193 rms=0.003538 Jy/beam ! Combined flux in latest and established models = 0.238394 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.238394 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168962Jy sigma=0.001144 ! Fit after self-cal, rms=0.168915Jy sigma=0.001144 ! Inverting map 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 ! Estimated beam: bmin=0.6982 mas, bmaj=3.512 mas, bpa=12.34 degrees ! Estimated noise=1377.2 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 = 0.0270468 Jy ! Component: 100 - total flux cleaned = 0.0403341 Jy ! Component: 150 - total flux cleaned = 0.0477951 Jy ! Component: 200 - total flux cleaned = 0.0520065 Jy ! Total flux subtracted in 200 components = 0.0520065 Jy ! Clean residual min=-0.007163 max=0.006412 Jy/beam ! Clean residual mean=0.000439 rms=0.001827 Jy/beam ! Combined flux in latest and established models = 0.2904 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 0.2904 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164970Jy sigma=0.001103 ! Fit after self-cal, rms=0.164631Jy sigma=0.001102 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 HN 1.08 KB 1.05 ! KK 0.92 KP 0.93 LA 0.93 MK 0.94 ! NL 1.11 NY 1.00* OV 1.04 PT 1.09 ! SC 0.96 TS 0.97 WZ 1.00* ZC 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.08 HN 1.00* KB 0.99 ! KK 1.04 KP 0.98 LA 0.92 MK 1.02 ! NL 1.00* NY 1.00* OV 1.03 PT 1.00 ! SC 1.00* TS 0.92 WZ 1.00* ZC 1.00* ! ! A total of 90 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HN 1.00* KB 0.98 ! KK 0.96 KP 1.00* LA 1.00* MK 0.88 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.17 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.94 HN 2.30 KB 0.94 ! KK 1.00 KP 0.95 LA 0.94 MK 1.06 ! NL 1.04 NY 1.00* OV 1.02 PT 1.05 ! SC 1.11 TS 0.95 WZ 1.00* ZC 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.01 HN 1.00* KB 0.93 ! KK 1.10 KP 0.97 LA 1.05 MK 1.01 ! NL 1.00* NY 1.00* OV 1.01 PT 0.94 ! SC 1.00* TS 0.95 WZ 1.00* ZC 1.00* ! ! A total of 90 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HN 1.00* KB 1.21 ! KK 0.94 KP 1.00* LA 1.00* MK 0.96 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.14 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 HN 0.98 KB 0.94 ! KK 1.16 KP 0.95 LA 0.96 MK 1.04 ! NL 1.06 NY 1.00* OV 0.99 PT 1.06 ! SC 1.01 TS 0.97 WZ 1.00* ZC 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.01 HN 1.00* KB 0.99 ! KK 1.06 KP 0.91 LA 0.96 MK 0.94 ! NL 1.00* NY 1.00* OV 0.99 PT 1.10 ! SC 1.00* TS 0.89 WZ 1.00* ZC 1.00* ! ! A total of 90 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HN 1.00* KB 1.16 ! KK 1.03 KP 1.00* LA 1.00* MK 0.94 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.02 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.94 HN 1.16 KB 1.19 ! KK 0.96 KP 0.92 LA 1.06 MK 0.97 ! NL 1.08 NY 1.00* OV 1.01 PT 0.97 ! SC 1.09 TS 0.86 WZ 1.00* ZC 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.10 HN 1.00* KB 0.97 ! KK 0.97 KP 0.98 LA 0.99 MK 1.11 ! NL 1.00* NY 1.00* OV 1.02 PT 1.09 ! SC 1.00* TS 1.01 WZ 1.00* ZC 1.00* ! ! A total of 90 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HN 1.00* KB 1.08 ! KK 0.92 KP 1.00* LA 1.00* MK 0.93 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.96 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.164631Jy sigma=0.001102 ! Fit after self-cal, rms=0.188724Jy sigma=0.001114 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7711 mas, bmaj=4.034 mas, bpa=13.1 degrees ! Estimated noise=1527.66 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 = -0.000215589 Jy ! Component: 100 - total flux cleaned = -6.27899e-05 Jy ! Component: 150 - total flux cleaned = -5.77784e-07 Jy ! Component: 200 - total flux cleaned = -4.9284e-05 Jy ! Total flux subtracted in 200 components = -4.9284e-05 Jy ! Clean residual min=-0.004744 max=0.006429 Jy/beam ! Clean residual mean=0.000210 rms=0.001521 Jy/beam ! Combined flux in latest and established models = 0.290351 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 25 components and 0.290351 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188668Jy sigma=0.001113 ! Fit after self-cal, rms=0.189022Jy sigma=0.001113 ! Inverting map 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=0.189022Jy sigma=0.001113 ! Fit after self-cal, rms=0.191822Jy sigma=0.001112 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7697 mas, bmaj=4.046 mas, bpa=13.14 degrees ! Estimated noise=1528.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000361233 Jy ! Component: 100 - total flux cleaned = -0.000186791 Jy ! Component: 150 - total flux cleaned = -0.000102683 Jy ! Component: 200 - total flux cleaned = -0.000102322 Jy ! Total flux subtracted in 200 components = -0.000102322 Jy ! Clean residual min=-0.004603 max=0.006226 Jy/beam ! Clean residual mean=0.000242 rms=0.001491 Jy/beam ! Combined flux in latest and established models = 0.290249 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 26 components and 0.290249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191787Jy sigma=0.001112 ! Fit after self-cal, rms=0.191792Jy sigma=0.001112 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -0.000283556 Jy ! Component: 100 - total flux cleaned = -0.00021 Jy ! Component: 150 - total flux cleaned = -0.000181191 Jy ! Component: 200 - total flux cleaned = -0.00015608 Jy ! Total flux subtracted in 200 components = -0.00015608 Jy ! Clean residual min=-0.004596 max=0.006188 Jy/beam ! Clean residual mean=0.000256 rms=0.001484 Jy/beam ! Combined flux in latest and established models = 0.290093 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 29 components and 0.290093 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191780Jy sigma=0.001112 ! Fit after self-cal, rms=0.191781Jy sigma=0.001112 ! Inverting map 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=0.191781Jy sigma=0.001112 ! Fit after self-cal, rms=0.193408Jy sigma=0.001111 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7679 mas, bmaj=4.061 mas, bpa=13.19 degrees ! Estimated noise=1528.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000414269 Jy ! Component: 100 - total flux cleaned = -0.000374892 Jy ! Component: 150 - total flux cleaned = -0.000303556 Jy ! Component: 200 - total flux cleaned = -0.000333914 Jy ! Total flux subtracted in 200 components = -0.000333914 Jy ! Clean residual min=-0.004634 max=0.005991 Jy/beam ! Clean residual mean=0.000212 rms=0.001454 Jy/beam ! Combined flux in latest and established models = 0.289759 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 31 components and 0.289759 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193382Jy sigma=0.001111 ! Fit after self-cal, rms=0.193399Jy sigma=0.001110 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -0.00019261 Jy ! Component: 100 - total flux cleaned = -0.000160101 Jy ! Component: 150 - total flux cleaned = -0.000107224 Jy ! Component: 200 - total flux cleaned = -6.45984e-05 Jy ! Total flux subtracted in 200 components = -6.45984e-05 Jy ! Clean residual min=-0.004509 max=0.005947 Jy/beam ! Clean residual mean=0.000218 rms=0.001447 Jy/beam ! Combined flux in latest and established models = 0.289694 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 32 components and 0.289694 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193388Jy sigma=0.001110 ! Fit after self-cal, rms=0.193388Jy sigma=0.001110 ! Inverting map 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=0.193388Jy sigma=0.001110 ! Fit after self-cal, rms=0.194720Jy sigma=0.001110 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.151 mas, bmaj=7.235 mas, bpa=1.935 degrees ! Estimated noise=1880.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00036743 Jy ! Component: 100 - total flux cleaned = 0.000363063 Jy ! Component: 150 - total flux cleaned = 0.000359306 Jy ! Component: 200 - total flux cleaned = 0.000356473 Jy ! Total flux subtracted in 200 components = 0.000356473 Jy ! Clean residual min=-0.005324 max=0.005780 Jy/beam ! Clean residual mean=0.000244 rms=0.001735 Jy/beam ! Combined flux in latest and established models = 0.290051 Jy selfcal ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 32 components and 0.290051 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194743Jy sigma=0.001110 ! Fit after self-cal, rms=0.194743Jy sigma=0.001110 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -0.000107737 Jy ! Component: 100 - total flux cleaned = -0.000106194 Jy ! Component: 150 - total flux cleaned = -0.000103651 Jy ! Component: 200 - total flux cleaned = -0.000101426 Jy ! Total flux subtracted in 200 components = -0.000101426 Jy ! Clean residual min=-0.005185 max=0.005742 Jy/beam ! Clean residual mean=0.000260 rms=0.001720 Jy/beam ! Combined flux in latest and established models = 0.289949 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 32 components and 0.289949 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194768Jy sigma=0.001110 ! Fit after self-cal, rms=0.194766Jy sigma=0.001110 ! Inverting map 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 ! Estimated beam: bmin=0.7666 mas, bmaj=4.074 mas, bpa=13.21 degrees ! Estimated noise=1527.66 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7666 x 4.074 at 13.21 degrees (North through East) ! Clean map min=-0.0043625 max=0.25065 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 ! Estimated beam: bmin=0.5853 mas, bmaj=3.265 mas, bpa=13.11 degrees ! Estimated noise=2353.65 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.193399 Jy ! Component: 100 - total flux cleaned = 0.237141 Jy ! Component: 150 - total flux cleaned = 0.254878 Jy ! Component: 200 - total flux cleaned = 0.266557 Jy ! Total flux subtracted in 200 components = 0.266557 Jy ! Clean residual min=-0.008702 max=0.010564 Jy/beam ! Clean residual mean=0.000115 rms=0.002525 Jy/beam ! Combined flux in latest and established models = 0.266557 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 0.266557 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7666 mas, bmaj=4.074 mas, bpa=13.21 degrees ! Estimated noise=1527.66 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) ! Added new window around map position (-0.6, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138481 Jy ! Component: 100 - total flux cleaned = 0.0201076 Jy ! Component: 150 - total flux cleaned = 0.0225732 Jy ! Component: 200 - total flux cleaned = 0.023387 Jy ! Total flux subtracted in 200 components = 0.023387 Jy ! Clean residual min=-0.004700 max=0.005754 Jy/beam ! Clean residual mean=0.000142 rms=0.001406 Jy/beam ! Combined flux in latest and established models = 0.289944 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 54 components and 0.289944 Jy ! Inverting map 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 ! Estimated beam: bmin=3.151 mas, bmaj=7.235 mas, bpa=1.935 degrees ! Estimated noise=1880.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166759 Jy ! Component: 100 - total flux cleaned = 0.00157027 Jy ! Component: 150 - total flux cleaned = 0.00143322 Jy ! Component: 200 - total flux cleaned = 0.00134889 Jy ! Total flux subtracted in 200 components = 0.00134889 Jy ! Clean residual min=-0.005253 max=0.005544 Jy/beam ! Clean residual mean=0.000036 rms=0.001711 Jy/beam ! Combined flux in latest and established models = 0.291293 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 = -0.000119215 Jy ! Component: 100 - total flux cleaned = -0.000193364 Jy ! Component: 150 - total flux cleaned = -0.000297547 Jy ! Component: 200 - total flux cleaned = -0.000363954 Jy ! Total flux subtracted in 200 components = -0.000363954 Jy ! Clean residual min=-0.005150 max=0.005589 Jy/beam ! Clean residual mean=0.000096 rms=0.001702 Jy/beam ! Combined flux in latest and established models = 0.290929 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 71 components and 0.290929 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7666 mas, bmaj=4.074 mas, bpa=13.21 degrees ! Estimated noise=1527.66 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000178756 Jy ! Component: 100 - total flux cleaned = -0.000181809 Jy ! Component: 150 - total flux cleaned = -0.000182009 Jy ! Component: 200 - total flux cleaned = -0.000184498 Jy ! Total flux subtracted in 200 components = -0.000184498 Jy ! Clean residual min=-0.004496 max=0.005805 Jy/beam ! Clean residual mean=0.000071 rms=0.001368 Jy/beam ! Combined flux in latest and established models = 0.290745 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 83 components and 0.290745 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194560Jy sigma=0.001109 ! Fit after self-cal, rms=0.194548Jy sigma=0.001109 wmodel J0536-3401_X_2009_04_21_pus_map.mod ! Writing 83 model components to file: J0536-3401_X_2009_04_21_pus_map.mod wobs J0536-3401_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J0536-3401_X_2009_04_21_pus_uvs.fits wwins J0536-3401_X_2009_04_21_pus_map.win ! wwins: Wrote 2 windows to J0536-3401_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 ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00239401 Jy ! Component: 100 - total flux cleaned = 0.00239737 Jy ! Component: 150 - total flux cleaned = 0.00223588 Jy ! Component: 200 - total flux cleaned = 0.0020088 Jy ! Component: 250 - total flux cleaned = 0.00179323 Jy ! Component: 300 - total flux cleaned = 0.00165401 Jy ! Component: 350 - total flux cleaned = 0.00145276 Jy ! Component: 400 - total flux cleaned = 0.00132387 Jy ! Component: 450 - total flux cleaned = 0.00132394 Jy ! Component: 500 - total flux cleaned = 0.0013229 Jy ! Component: 550 - total flux cleaned = 0.00120406 Jy ! Component: 600 - total flux cleaned = 0.00126204 Jy ! Component: 650 - total flux cleaned = 0.00126205 Jy ! Component: 700 - total flux cleaned = 0.0013175 Jy ! Component: 750 - total flux cleaned = 0.00137146 Jy ! Component: 800 - total flux cleaned = 0.00137076 Jy ! Component: 850 - total flux cleaned = 0.00142303 Jy ! Component: 900 - total flux cleaned = 0.00142323 Jy ! Component: 950 - total flux cleaned = 0.00147353 Jy ! Component: 1000 - total flux cleaned = 0.00152278 Jy ! Component: 1050 - total flux cleaned = 0.00152275 Jy ! Component: 1100 - total flux cleaned = 0.00157043 Jy ! Component: 1150 - total flux cleaned = 0.00152361 Jy ! Component: 1200 - total flux cleaned = 0.0016161 Jy ! Component: 1250 - total flux cleaned = 0.00157035 Jy ! Component: 1300 - total flux cleaned = 0.0015256 Jy ! Component: 1350 - total flux cleaned = 0.00152614 Jy ! Component: 1400 - total flux cleaned = 0.00152631 Jy ! Component: 1450 - total flux cleaned = 0.00148279 Jy ! Component: 1500 - total flux cleaned = 0.00143962 Jy ! Component: 1550 - total flux cleaned = 0.00148243 Jy ! Component: 1600 - total flux cleaned = 0.00139789 Jy ! Component: 1650 - total flux cleaned = 0.00139783 Jy ! Component: 1700 - total flux cleaned = 0.00139797 Jy ! Component: 1750 - total flux cleaned = 0.00135683 Jy ! Component: 1800 - total flux cleaned = 0.00135674 Jy ! Component: 1850 - total flux cleaned = 0.00131652 Jy ! Component: 1900 - total flux cleaned = 0.00131652 Jy ! Component: 1950 - total flux cleaned = 0.00127692 Jy ! Component: 2000 - total flux cleaned = 0.00127692 Jy ! Total flux subtracted in 2048 components = 0.00127691 Jy ! Clean residual min=-0.001968 max=0.002103 Jy/beam ! Clean residual mean=0.000015 rms=0.000751 Jy/beam ! Combined flux in latest and established models = 0.292022 Jy keep ! Adding 106 model components to the UV plane model. ! The established model now contains 189 components and 0.292022 Jy ![Exited script file: muppet] wmap "J0536-3401_X_2009_04_21_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7666 x 4.074 at 13.21 degrees (North through East) ! Clean map min=-0.0051997 max=0.24906 Jy/beam ! Writing clean map to FITS file: J0536-3401_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 0.249057 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000736665 device "J0536-3401_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J0536-3401_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.887346 0.887346 1.77469 3.54939 7.09877 14.1975 28.3951 56.7902 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.249 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7666 x 4.074 at 13.21 degrees (North through East) ! Clean map min=-0.0051997 max=0.24906 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0536-3401_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J0536-3401_X_2009_04_21_pus_map.gif/vgif' mapplot cln