! Started logfile: J0501-0159_S_1999_12_20_pus_uvs.log on Thu Dec 20 14:55:08 2007 obs J0501-0159_S_1999_12_20_pus_uva.fits ! Reading UV FITS file: J0501-0159_S_1999_12_20_pus_uva.fits ! AN table 1: 239 integrations on 190 of 190 possible baselines. ! AN table 2: 11 integrations on 190 of 190 possible baselines. ! AN table 3: 73 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0962522 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0501-0159 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2298 lines of history. ! ! Reading 23628 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 = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0501-0159_S_1999_12_20_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 0.500x0.500 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 3687 telescope corrections were flagged in sub-array 1. ! A total of 220 telescope corrections were flagged in sub-array 2. ! A total of 1140 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 3687 telescope corrections were flagged in sub-array 1. ! A total of 220 telescope corrections were flagged in sub-array 2. ! A total of 1140 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 3767 telescope corrections were flagged in sub-array 1. ! A total of 220 telescope corrections were flagged in sub-array 2. ! A total of 1140 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 3687 telescope corrections were flagged in sub-array 1. ! A total of 220 telescope corrections were flagged in sub-array 2. ! A total of 1140 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.088260Jy sigma=0.008237 ! Fit after self-cal, rms=0.536159Jy sigma=0.003447 ! 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=1.755 mas, bmaj=4.067 mas, bpa=9.177 degrees ! Estimated noise=947.573 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 = 0.426207 Jy ! Component: 100 - total flux cleaned = 0.582438 Jy ! Total flux subtracted in 100 components = 0.582438 Jy ! Clean residual min=-0.022716 max=0.096746 Jy/beam ! Clean residual mean=0.000437 rms=0.008587 Jy/beam ! Combined flux in latest and established models = 0.582438 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.582438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.341694Jy sigma=0.002405 ! Fit after self-cal, rms=0.340147Jy sigma=0.002401 ! Inverting map ! Added new window around map position (-3, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.10317 Jy ! Component: 100 - total flux cleaned = 0.169898 Jy ! Total flux subtracted in 100 components = 0.169898 Jy ! Clean residual min=-0.016876 max=0.036767 Jy/beam ! Clean residual mean=0.000344 rms=0.005434 Jy/beam ! Combined flux in latest and established models = 0.752336 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 28 components and 0.752336 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.290085Jy sigma=0.001858 ! Fit after self-cal, rms=0.286347Jy sigma=0.001839 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0530907 Jy ! Component: 100 - total flux cleaned = 0.0881991 Jy ! Total flux subtracted in 100 components = 0.0881991 Jy ! Clean residual min=-0.014355 max=0.019956 Jy/beam ! Clean residual mean=0.000296 rms=0.003907 Jy/beam ! Combined flux in latest and established models = 0.840535 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 33 components and 0.840535 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270528Jy sigma=0.001642 ! Fit after self-cal, rms=0.269386Jy sigma=0.001636 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.028059 Jy ! Component: 100 - total flux cleaned = 0.0466964 Jy ! Total flux subtracted in 100 components = 0.0466964 Jy ! Clean residual min=-0.012980 max=0.014796 Jy/beam ! Clean residual mean=0.000270 rms=0.003379 Jy/beam ! Combined flux in latest and established models = 0.887231 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 41 components and 0.887231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.264330Jy sigma=0.001565 ! Fit after self-cal, rms=0.263968Jy sigma=0.001563 ! 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=2.147 mas, bmaj=4.369 mas, bpa=9.63 degrees ! Estimated noise=674.887 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 = 0.035296 Jy ! Component: 100 - total flux cleaned = 0.0560137 Jy ! Component: 150 - total flux cleaned = 0.0690297 Jy ! Component: 200 - total flux cleaned = 0.0773836 Jy ! Total flux subtracted in 200 components = 0.0773836 Jy ! Clean residual min=-0.013914 max=0.019532 Jy/beam ! Clean residual mean=0.001094 rms=0.004983 Jy/beam ! Combined flux in latest and established models = 0.964615 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 64 components and 0.964615 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.260596Jy sigma=0.001503 ! Fit after self-cal, rms=0.260157Jy sigma=0.001501 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 GC 0.98 HH 1.06 ! HN 1.02 KK 0.96 KP 0.96 LA 0.95 ! MC 1.00 MK 0.85 NY 1.00* ON 1.08 ! OV 1.01 PT 0.97 SC 1.02 TS 1.00* ! WF 1.00 WZ 1.09 GN 1.05 NL 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.04 GC 1.02 HH 1.00* ! HN 1.00* KK 1.02 KP 0.96 LA 0.98 ! MC 1.00* MK 1.03 NY 1.00* ON 1.00* ! OV 1.05 PT 0.99 SC 1.00* TS 1.03 ! WF 1.00* WZ 1.00* GN 1.00* NL 1.23 ! ! ! Correcting IF 2. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 GC 1.00 HH 1.04 ! HN 1.08 KK 0.96 KP 0.98 LA 0.94 ! MC 0.82 MK 0.86 NY 1.00* ON 1.13 ! OV 0.98 PT 0.96 SC 1.00 TS 1.00* ! WF 1.00 WZ 1.10 GN 1.06 NL 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.12 GC 1.08 HH 1.00* ! HN 1.00* KK 0.95 KP 0.98 LA 0.95 ! MC 1.00* MK 1.02 NY 1.00* ON 1.00* ! OV 1.03 PT 0.98 SC 1.00* TS 0.97 ! WF 1.00* WZ 1.00* GN 1.00* NL 1.15 ! ! ! Correcting IF 3. ! A total of 201 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 GC 0.99 HH 1.02 ! HN 1.01 KK 0.96 KP 0.96 LA 0.96 ! MC 1.00* MK 0.84 NY 1.00* ON 1.02 ! OV 1.02 PT 0.89 SC 1.02 TS 1.00* ! WF 0.98 WZ 1.12 GN 1.05 NL 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.04 GC 1.02 HH 1.00* ! HN 1.00* KK 0.98 KP 0.97 LA 0.98 ! MC 1.00* MK 1.01 NY 1.00* ON 1.00* ! OV 1.05 PT 0.98 SC 1.00* TS 0.94 ! WF 1.00* WZ 1.00* GN 1.00* NL 1.17 ! ! ! Correcting IF 4. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 GC 1.03 HH 1.01 ! HN 1.04 KK 0.95 KP 0.98 LA 0.97 ! MC 1.15 MK 0.85 NY 1.00* ON 1.05 ! OV 0.97 PT 0.86 SC 1.02 TS 1.00* ! WF 1.00 WZ 1.14 GN 1.04 NL 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.05 GC 1.04 HH 1.00* ! HN 1.00* KK 1.02 KP 1.00 LA 1.03 ! MC 1.00* MK 1.04 NY 1.00* ON 1.00* ! OV 1.01 PT 1.03 SC 1.00* TS 0.97 ! WF 1.00* WZ 1.00* GN 1.00* NL 1.16 ! ! ! Fit before self-cal, rms=0.260157Jy sigma=0.001501 ! Fit after self-cal, rms=0.263382Jy sigma=0.001435 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.177 mas, bmaj=4.546 mas, bpa=8.755 degrees ! Estimated noise=678.554 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 = -0.00256245 Jy ! Component: 100 - total flux cleaned = -0.00381445 Jy ! Component: 150 - total flux cleaned = -0.00383362 Jy ! Component: 200 - total flux cleaned = -0.00369882 Jy ! Total flux subtracted in 200 components = -0.00369882 Jy ! Clean residual min=-0.014050 max=0.015407 Jy/beam ! Clean residual mean=0.001250 rms=0.003758 Jy/beam ! Combined flux in latest and established models = 0.960916 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 73 components and 0.960916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263058Jy sigma=0.001432 ! Fit after self-cal, rms=0.263300Jy sigma=0.001432 ! 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=0.263300Jy sigma=0.001432 ! Fit after self-cal, rms=0.257415Jy sigma=0.001321 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.197 mas, bmaj=4.556 mas, bpa=8.684 degrees ! Estimated noise=678.105 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00382361 Jy ! Component: 100 - total flux cleaned = 0.00380843 Jy ! Component: 150 - total flux cleaned = 0.00379356 Jy ! Component: 200 - total flux cleaned = 0.00342973 Jy ! Total flux subtracted in 200 components = 0.00342973 Jy ! Clean residual min=-0.006277 max=0.016139 Jy/beam ! Clean residual mean=0.000895 rms=0.002422 Jy/beam ! Combined flux in latest and established models = 0.964346 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 79 components and 0.964346 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257065Jy sigma=0.001317 ! Fit after self-cal, rms=0.256858Jy sigma=0.001316 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) ! Added new window around map position (-9.5, 6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0162277 Jy ! Component: 100 - total flux cleaned = 0.0251936 Jy ! Component: 150 - total flux cleaned = 0.027753 Jy ! Component: 200 - total flux cleaned = 0.0291838 Jy ! Total flux subtracted in 200 components = 0.0291838 Jy ! Clean residual min=-0.005926 max=0.008376 Jy/beam ! Clean residual mean=0.000717 rms=0.001822 Jy/beam ! Combined flux in latest and established models = 0.993529 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 117 components and 0.99353 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255775Jy sigma=0.001303 ! Fit after self-cal, rms=0.255573Jy sigma=0.001302 ! Inverting map ! Added new window around map position (-15.5, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00855233 Jy ! Component: 100 - total flux cleaned = 0.0106958 Jy ! Component: 150 - total flux cleaned = 0.0117608 Jy ! Component: 200 - total flux cleaned = 0.0128093 Jy ! Total flux subtracted in 200 components = 0.0128093 Jy ! Clean residual min=-0.007202 max=0.007029 Jy/beam ! Clean residual mean=0.000630 rms=0.001673 Jy/beam ! Combined flux in latest and established models = 1.00634 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 135 components and 1.00634 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255177Jy sigma=0.001298 ! Fit after self-cal, rms=0.255114Jy sigma=0.001298 ! 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=0.255114Jy sigma=0.001298 ! Fit after self-cal, rms=0.252473Jy sigma=0.001293 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.202 mas, bmaj=4.552 mas, bpa=8.777 degrees ! Estimated noise=676.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0081238 Jy ! Component: 100 - total flux cleaned = 0.0125497 Jy ! Component: 150 - total flux cleaned = 0.0146172 Jy ! Component: 200 - total flux cleaned = 0.0158921 Jy ! Total flux subtracted in 200 components = 0.0158921 Jy ! Clean residual min=-0.004064 max=0.005125 Jy/beam ! Clean residual mean=0.000393 rms=0.001263 Jy/beam ! Combined flux in latest and established models = 1.02223 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 151 components and 1.02223 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252122Jy sigma=0.001289 ! Fit after self-cal, rms=0.252035Jy sigma=0.001289 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 = 0.00249635 Jy ! Component: 100 - total flux cleaned = 0.00392579 Jy ! Component: 150 - total flux cleaned = 0.00470582 Jy ! Component: 200 - total flux cleaned = 0.00539319 Jy ! Total flux subtracted in 200 components = 0.00539319 Jy ! Clean residual min=-0.004713 max=0.004889 Jy/beam ! Clean residual mean=0.000359 rms=0.001210 Jy/beam ! Combined flux in latest and established models = 1.02762 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 157 components and 1.02762 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.251917Jy sigma=0.001288 ! Fit after self-cal, rms=0.251896Jy sigma=0.001287 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.251896Jy sigma=0.001287 ! Fit after self-cal, rms=0.251042Jy sigma=0.001286 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.556 mas, bmaj=12.28 mas, bpa=-4.79 degrees ! Estimated noise=880.942 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00804833 Jy ! Component: 100 - total flux cleaned = 0.0119687 Jy ! Component: 150 - total flux cleaned = 0.013066 Jy ! Component: 200 - total flux cleaned = 0.0138194 Jy ! Total flux subtracted in 200 components = 0.0138194 Jy ! Clean residual min=-0.004141 max=0.006533 Jy/beam ! Clean residual mean=0.000575 rms=0.001632 Jy/beam ! Combined flux in latest and established models = 1.04144 Jy selfcal ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 195 components and 1.04144 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250960Jy sigma=0.001285 ! Fit after self-cal, rms=0.250914Jy sigma=0.001285 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 = 0.00130969 Jy ! Component: 100 - total flux cleaned = 0.00205795 Jy ! Component: 150 - total flux cleaned = 0.00263586 Jy ! Component: 200 - total flux cleaned = 0.00304807 Jy ! Total flux subtracted in 200 components = 0.00304807 Jy ! Clean residual min=-0.005567 max=0.006231 Jy/beam ! Clean residual mean=0.000526 rms=0.001645 Jy/beam ! Combined flux in latest and established models = 1.04449 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 201 components and 1.04449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250895Jy sigma=0.001285 ! Fit after self-cal, rms=0.250871Jy sigma=0.001285 ! 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=2.205 mas, bmaj=4.554 mas, bpa=8.796 degrees ! Estimated noise=676.398 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.205 x 4.554 at 8.796 degrees (North through East) ! Clean map min=-0.0039823 max=0.54515 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250871Jy sigma=0.001285 ! Fit after self-cal, rms=0.671033Jy sigma=0.001176 ! Inverting map and beam ! Estimated beam: bmin=2.212 mas, bmaj=4.543 mas, bpa=8.688 degrees ! Estimated noise=676.108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178132 Jy ! Component: 100 - total flux cleaned = 0.0024434 Jy ! Component: 150 - total flux cleaned = 0.00290477 Jy ! Component: 200 - total flux cleaned = 0.00322542 Jy ! Total flux subtracted in 200 components = 0.00322542 Jy ! Clean residual min=-0.003585 max=0.004002 Jy/beam ! Clean residual mean=0.000170 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 1.04772 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 210 components and 1.04772 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.670953Jy sigma=0.001176 ! Fit after self-cal, rms=0.670959Jy sigma=0.001175 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000716617 Jy ! Component: 100 - total flux cleaned = 0.00109393 Jy ! Component: 150 - total flux cleaned = 0.00123307 Jy ! Component: 200 - total flux cleaned = 0.00129777 Jy ! Total flux subtracted in 200 components = 0.00129777 Jy ! Clean residual min=-0.003546 max=0.003930 Jy/beam ! Clean residual mean=0.000163 rms=0.000938 Jy/beam ! Combined flux in latest and established models = 1.04901 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 219 components and 1.04902 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.670919Jy sigma=0.001175 ! Fit after self-cal, rms=0.670912Jy sigma=0.001175 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.670912Jy sigma=0.001175 ! Fit after self-cal, rms=1.218339Jy sigma=0.001175 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=1.792 mas, bmaj=4.129 mas, bpa=8.474 degrees ! Estimated noise=940.254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.424236 Jy ! Component: 100 - total flux cleaned = 0.594167 Jy ! Component: 150 - total flux cleaned = 0.700795 Jy ! Component: 200 - total flux cleaned = 0.772888 Jy ! Total flux subtracted in 200 components = 0.772888 Jy ! Clean residual min=-0.011002 max=0.039518 Jy/beam ! Clean residual mean=0.000283 rms=0.004216 Jy/beam ! Combined flux in latest and established models = 0.772888 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.772888 Jy ! Inverting map and beam ! Estimated beam: bmin=2.216 mas, bmaj=4.548 mas, bpa=8.617 degrees ! Estimated noise=675.816 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 = 0.0839794 Jy ! Component: 100 - total flux cleaned = 0.131348 Jy ! Component: 150 - total flux cleaned = 0.164121 Jy ! Component: 200 - total flux cleaned = 0.188417 Jy ! Total flux subtracted in 200 components = 0.188417 Jy ! Clean residual min=-0.005931 max=0.013870 Jy/beam ! Clean residual mean=0.000663 rms=0.002711 Jy/beam ! Combined flux in latest and established models = 0.961304 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 70 components and 0.961304 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0182625 Jy ! Component: 100 - total flux cleaned = 0.0322149 Jy ! Component: 150 - total flux cleaned = 0.0430591 Jy ! Component: 200 - total flux cleaned = 0.0516073 Jy ! Total flux subtracted in 200 components = 0.0516073 Jy ! Clean residual min=-0.004298 max=0.006147 Jy/beam ! Clean residual mean=0.000364 rms=0.001385 Jy/beam ! Combined flux in latest and established models = 1.01291 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 115 components and 1.01291 Jy ! Inverting map ! Added new window around map position (-6, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00711768 Jy ! Component: 100 - total flux cleaned = 0.0127784 Jy ! Component: 150 - total flux cleaned = 0.0174234 Jy ! Component: 200 - total flux cleaned = 0.0212516 Jy ! Total flux subtracted in 200 components = 0.0212516 Jy ! Clean residual min=-0.003709 max=0.004003 Jy/beam ! Clean residual mean=0.000239 rms=0.001029 Jy/beam ! Combined flux in latest and established models = 1.03416 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 140 components and 1.03416 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.544 mas, bmaj=12.26 mas, bpa=-4.661 degrees ! Estimated noise=880.225 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00664077 Jy ! Component: 100 - total flux cleaned = 0.0108223 Jy ! Component: 150 - total flux cleaned = 0.0135874 Jy ! Component: 200 - total flux cleaned = 0.0154611 Jy ! Total flux subtracted in 200 components = 0.0154611 Jy ! Clean residual min=-0.003632 max=0.005368 Jy/beam ! Clean residual mean=0.000374 rms=0.001367 Jy/beam ! Combined flux in latest and established models = 1.04963 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 = 0.00128178 Jy ! Component: 100 - total flux cleaned = 0.00216477 Jy ! Component: 150 - total flux cleaned = 0.00241249 Jy ! Component: 200 - total flux cleaned = 0.00253948 Jy ! Total flux subtracted in 200 components = 0.00253948 Jy ! Clean residual min=-0.003653 max=0.005345 Jy/beam ! Clean residual mean=0.000335 rms=0.001353 Jy/beam ! Combined flux in latest and established models = 1.05216 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 194 components and 1.05217 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.216 mas, bmaj=4.548 mas, bpa=8.617 degrees ! Estimated noise=675.816 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00151504 Jy ! Component: 100 - total flux cleaned = -0.00165707 Jy ! Component: 150 - total flux cleaned = -0.00172138 Jy ! Component: 200 - total flux cleaned = -0.00183915 Jy ! Total flux subtracted in 200 components = -0.00183915 Jy ! Clean residual min=-0.003588 max=0.004068 Jy/beam ! Clean residual mean=0.000141 rms=0.000915 Jy/beam ! Combined flux in latest and established models = 1.05033 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 202 components and 1.05033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.218091Jy sigma=0.001175 ! Fit after self-cal, rms=1.218091Jy sigma=0.001174 wmodel J0501-0159_S_1999_12_20_pus_map.mod ! Writing 202 model components to file: J0501-0159_S_1999_12_20_pus_map.mod wobs J0501-0159_S_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J0501-0159_S_1999_12_20_pus_uvs.fits wwins J0501-0159_S_1999_12_20_pus_map.win ! wwins: Wrote 5 windows to J0501-0159_S_1999_12_20_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 = 0.00134742 Jy ! Component: 100 - total flux cleaned = 0.00209051 Jy ! Component: 150 - total flux cleaned = 0.00260892 Jy ! Component: 200 - total flux cleaned = 0.00288525 Jy ! Component: 250 - total flux cleaned = 0.00309955 Jy ! Component: 300 - total flux cleaned = 0.00351897 Jy ! Component: 350 - total flux cleaned = 0.00392787 Jy ! Component: 400 - total flux cleaned = 0.00432806 Jy ! Component: 450 - total flux cleaned = 0.00476958 Jy ! Component: 500 - total flux cleaned = 0.00515517 Jy ! Component: 550 - total flux cleaned = 0.00562792 Jy ! Component: 600 - total flux cleaned = 0.00604604 Jy ! Component: 650 - total flux cleaned = 0.0063204 Jy ! Component: 700 - total flux cleaned = 0.00659159 Jy ! Component: 750 - total flux cleaned = 0.00690395 Jy ! Component: 800 - total flux cleaned = 0.0071675 Jy ! Component: 850 - total flux cleaned = 0.00738496 Jy ! Component: 900 - total flux cleaned = 0.00759943 Jy ! Component: 950 - total flux cleaned = 0.00781122 Jy ! Component: 1000 - total flux cleaned = 0.0080623 Jy ! Component: 1050 - total flux cleaned = 0.00822754 Jy ! Component: 1100 - total flux cleaned = 0.00835061 Jy ! Component: 1150 - total flux cleaned = 0.00855291 Jy ! Component: 1200 - total flux cleaned = 0.00867314 Jy ! Component: 1250 - total flux cleaned = 0.00875248 Jy ! Component: 1300 - total flux cleaned = 0.00894913 Jy ! Component: 1350 - total flux cleaned = 0.00902655 Jy ! Component: 1400 - total flux cleaned = 0.00910406 Jy ! Component: 1450 - total flux cleaned = 0.00929528 Jy ! Component: 1500 - total flux cleaned = 0.00937092 Jy ! Component: 1550 - total flux cleaned = 0.00952112 Jy ! Component: 1600 - total flux cleaned = 0.00970713 Jy ! Component: 1650 - total flux cleaned = 0.0098546 Jy ! Component: 1700 - total flux cleaned = 0.00996426 Jy ! Component: 1750 - total flux cleaned = 0.0101457 Jy ! Component: 1800 - total flux cleaned = 0.0102175 Jy ! Component: 1850 - total flux cleaned = 0.0103962 Jy ! Component: 1900 - total flux cleaned = 0.0105378 Jy ! Component: 1950 - total flux cleaned = 0.010714 Jy ! Component: 2000 - total flux cleaned = 0.0108535 Jy ! Total flux subtracted in 2048 components = 0.0108539 Jy ! Clean residual min=-0.002036 max=0.001988 Jy/beam ! Clean residual mean=0.000055 rms=0.000652 Jy/beam ! Combined flux in latest and established models = 1.06118 Jy keep ! Adding 144 model components to the UV plane model. ! The established model now contains 346 components and 1.06118 Jy ![Exited script file: muppet] wmap "J0501-0159_S_1999_12_20_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.216 x 4.548 at 8.617 degrees (North through East) ! Clean map min=-0.002891 max=0.54912 Jy/beam ! Writing clean map to FITS file: J0501-0159_S_1999_12_20_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.549115 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000651491 device "J0501-0159_S_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J0501-0159_S_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.355931 0.355931 0.711862 1.42372 2.84745 5.6949 11.3898 22.7796 45.5592 91.1183 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.549 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.216 x 4.548 at 8.617 degrees (North through East) ! Clean map min=-0.002891 max=0.54912 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0501-0159_S_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J0501-0159_S_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0501-0159_S_1999_12_20_pus_uvs.log closed on Thu Dec 20 14:55:32 2007