! Started logfile: J0241-0815_S_1998_10_01_pus_uvs.log on Thu Feb 7 17:02:34 2008 obs J0241-0815_S_1998_10_01_pus_uva.fits ! Reading UV FITS file: J0241-0815_S_1998_10_01_pus_uva.fits ! AN table 1: 321 integrations on 136 of 136 possible baselines. ! AN table 2: 89 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.215621 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0241-0815 ! ! 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 2.22298e+09 4e+06 1 4e+06 ! 02 2 2.24298e+09 4e+06 1 4e+06 ! 03 3 2.33298e+09 4e+06 1 4e+06 ! 04 4 2.36298e+09 4e+06 1 4e+06 ! ! Polarization(s): RR ! ! Read 1537 lines of history. ! ! Reading 48092 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 J0241-0815_S_1998_10_01_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 2941 telescope corrections were flagged in sub-array 1. ! A total of 1115 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2941 telescope corrections were flagged in sub-array 1. ! A total of 1115 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2941 telescope corrections were flagged in sub-array 1. ! A total of 1115 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2941 telescope corrections were flagged in sub-array 1. ! A total of 1115 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.919205Jy sigma=0.006077 ! Fit after self-cal, rms=0.767081Jy sigma=0.004924 ! 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=2.153 mas, bmaj=6.746 mas, bpa=-3.869 degrees ! Estimated noise=758.749 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 = 0.475211 Jy ! Component: 100 - total flux cleaned = 0.685234 Jy ! Total flux subtracted in 100 components = 0.685234 Jy ! Clean residual min=-0.039836 max=0.144658 Jy/beam ! Clean residual mean=-0.000021 rms=0.015553 Jy/beam ! Combined flux in latest and established models = 0.685233 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.685233 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.650613Jy sigma=0.003868 ! Fit after self-cal, rms=0.648233Jy sigma=0.003854 ! Inverting map ! Added new window around map position (4, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.150543 Jy ! Component: 100 - total flux cleaned = 0.252596 Jy ! Total flux subtracted in 100 components = 0.252596 Jy ! Clean residual min=-0.026387 max=0.098516 Jy/beam ! Clean residual mean=0.000072 rms=0.010497 Jy/beam ! Combined flux in latest and established models = 0.93783 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.93783 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.589695Jy sigma=0.003125 ! Fit after self-cal, rms=0.587971Jy sigma=0.003108 ! Inverting map ! Added new window around map position (7.5, 4.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0962445 Jy ! Component: 100 - total flux cleaned = 0.161684 Jy ! Total flux subtracted in 100 components = 0.161684 Jy ! Clean residual min=-0.020315 max=0.073443 Jy/beam ! Clean residual mean=0.000095 rms=0.007435 Jy/beam ! Combined flux in latest and established models = 1.09951 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 35 components and 1.09951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.562769Jy sigma=0.002761 ! Fit after self-cal, rms=0.561622Jy sigma=0.002747 ! Inverting map ! Added new window around map position (-3, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0650476 Jy ! Component: 100 - total flux cleaned = 0.110786 Jy ! Total flux subtracted in 100 components = 0.110786 Jy ! Clean residual min=-0.016580 max=0.027622 Jy/beam ! Clean residual mean=0.000137 rms=0.005524 Jy/beam ! Combined flux in latest and established models = 1.2103 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 48 components and 1.2103 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.549544Jy sigma=0.002568 ! Fit after self-cal, rms=0.549378Jy sigma=0.002566 ! 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=2.643 mas, bmaj=7.693 mas, bpa=-5.327 degrees ! Estimated noise=413.154 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 = 0.062547 Jy ! Component: 100 - total flux cleaned = 0.105121 Jy ! Component: 150 - total flux cleaned = 0.134646 Jy ! Component: 200 - total flux cleaned = 0.155743 Jy ! Total flux subtracted in 200 components = 0.155743 Jy ! Clean residual min=-0.011117 max=0.033326 Jy/beam ! Clean residual mean=0.000498 rms=0.004875 Jy/beam ! Combined flux in latest and established models = 1.36604 Jy ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 102 components and 1.36604 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.541150Jy sigma=0.002437 ! Fit after self-cal, rms=0.541004Jy sigma=0.002435 ! Inverting map ! Added new window around map position (-16.5, -7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0287398 Jy ! Component: 100 - total flux cleaned = 0.0461109 Jy ! Component: 150 - total flux cleaned = 0.0598794 Jy ! Component: 200 - total flux cleaned = 0.0710572 Jy ! Total flux subtracted in 200 components = 0.0710572 Jy ! Clean residual min=-0.009580 max=0.015259 Jy/beam ! Clean residual mean=0.000337 rms=0.003322 Jy/beam ! Combined flux in latest and established models = 1.4371 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 136 components and 1.4371 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.539184Jy sigma=0.002407 ! Fit after self-cal, rms=0.539138Jy sigma=0.002406 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 GC 1.09 HN 1.00 ! KK 0.98 KP 1.00 LA 0.96 MK 0.96 ! NL 1.03 NY 1.00* ON 1.00* OV 1.01 ! PT 1.02 SC 1.02 WF 1.00 MC 1.04 ! GN 1.01 ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00* GC 1.05 HN 1.11 ! KK 1.02 KP 1.00* LA 1.00* MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 GC 1.06 HN 1.04 ! KK 0.96 KP 0.98 LA 1.01 MK 1.03 ! NL 1.01 NY 1.00* ON 1.00* OV 1.01 ! PT 0.98 SC 1.05 WF 1.12 MC 1.08 ! GN 1.01 ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00* GC 1.09 HN 1.16 ! KK 0.94 KP 1.00* LA 1.00* MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 GC 1.03 HN 0.98 ! KK 0.99 KP 0.99 LA 0.99 MK 0.94 ! NL 0.99 NY 1.00* ON 1.00* OV 0.99 ! PT 0.96 SC 1.02 WF 1.01 MC 0.89 ! GN 1.01 ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00* GC 1.08 HN 1.07 ! KK 0.99 KP 1.00* LA 1.00* MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 GC 1.07 HN 0.99 ! KK 0.98 KP 0.99 LA 0.97 MK 0.91 ! NL 0.97 NY 1.00* ON 1.00* OV 1.01 ! PT 0.92 SC 1.01 WF 1.04 MC 0.64 ! GN 0.98 ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00* GC 1.03 HN 1.05 ! KK 1.00 KP 1.00* LA 1.00* MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Fit before self-cal, rms=0.539138Jy sigma=0.002406 ! Fit after self-cal, rms=0.533161Jy sigma=0.002385 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.626 mas, bmaj=7.748 mas, bpa=-5.755 degrees ! Estimated noise=408.364 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 = 0.00488614 Jy ! Component: 100 - total flux cleaned = 0.00577737 Jy ! Component: 150 - total flux cleaned = 0.00597731 Jy ! Component: 200 - total flux cleaned = 0.00597689 Jy ! Total flux subtracted in 200 components = 0.00597689 Jy ! Clean residual min=-0.006841 max=0.010311 Jy/beam ! Clean residual mean=0.000222 rms=0.002180 Jy/beam ! Combined flux in latest and established models = 1.44308 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 151 components and 1.44308 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.533007Jy sigma=0.002382 ! Fit after self-cal, rms=0.533080Jy sigma=0.002382 ! 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=0.533080Jy sigma=0.002382 ! Fit after self-cal, rms=0.448293Jy sigma=0.002356 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.627 mas, bmaj=7.755 mas, bpa=-5.797 degrees ! Estimated noise=408.161 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00432815 Jy ! Component: 100 - total flux cleaned = 0.006278 Jy ! Component: 150 - total flux cleaned = 0.00781741 Jy ! Component: 200 - total flux cleaned = 0.00897291 Jy ! Total flux subtracted in 200 components = 0.00897291 Jy ! Clean residual min=-0.004755 max=0.008998 Jy/beam ! Clean residual mean=0.000127 rms=0.001393 Jy/beam ! Combined flux in latest and established models = 1.45205 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 178 components and 1.45205 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.448212Jy sigma=0.002355 ! Fit after self-cal, rms=0.448229Jy sigma=0.002355 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 (14.5, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00862212 Jy ! Component: 100 - total flux cleaned = 0.0118728 Jy ! Component: 150 - total flux cleaned = 0.013147 Jy ! Component: 200 - total flux cleaned = 0.0136075 Jy ! Total flux subtracted in 200 components = 0.0136075 Jy ! Clean residual min=-0.004944 max=0.004315 Jy/beam ! Clean residual mean=0.000087 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 1.46566 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 205 components and 1.46566 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.448052Jy sigma=0.002353 ! Fit after self-cal, rms=0.448031Jy sigma=0.002353 ! 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=0.448031Jy sigma=0.002353 ! Fit after self-cal, rms=0.454722Jy sigma=0.002348 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.629 mas, bmaj=7.764 mas, bpa=-5.815 degrees ! Estimated noise=408.507 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00419062 Jy ! Component: 100 - total flux cleaned = 0.00635097 Jy ! Component: 150 - total flux cleaned = 0.00799281 Jy ! Component: 200 - total flux cleaned = 0.00926954 Jy ! Total flux subtracted in 200 components = 0.00926954 Jy ! Clean residual min=-0.003729 max=0.004221 Jy/beam ! Clean residual mean=0.000114 rms=0.000996 Jy/beam ! Combined flux in latest and established models = 1.47493 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 227 components and 1.47493 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.454670Jy sigma=0.002348 ! Fit after self-cal, rms=0.454690Jy sigma=0.002348 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 = 0.00169775 Jy ! Component: 100 - total flux cleaned = 0.00221965 Jy ! Component: 150 - total flux cleaned = 0.00262819 Jy ! Component: 200 - total flux cleaned = 0.0030734 Jy ! Total flux subtracted in 200 components = 0.0030734 Jy ! Clean residual min=-0.003633 max=0.004229 Jy/beam ! Clean residual mean=0.000107 rms=0.000972 Jy/beam ! Combined flux in latest and established models = 1.478 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 239 components and 1.478 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.454671Jy sigma=0.002348 ! Fit after self-cal, rms=0.454672Jy sigma=0.002348 ! Inverting map ! Added new window around map position (45, 14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00364562 Jy ! Component: 100 - total flux cleaned = 0.00521573 Jy ! Component: 150 - total flux cleaned = 0.00634123 Jy ! Component: 200 - total flux cleaned = 0.00737436 Jy ! Total flux subtracted in 200 components = 0.00737436 Jy ! Clean residual min=-0.003412 max=0.004128 Jy/beam ! Clean residual mean=0.000102 rms=0.000933 Jy/beam ! Combined flux in latest and established models = 1.48537 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 271 components and 1.48537 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.454639Jy sigma=0.002347 ! Fit after self-cal, rms=0.454635Jy sigma=0.002347 ! Inverting map ! Added new window around map position (-54.5, -40). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206033 Jy ! Component: 100 - total flux cleaned = 0.00253225 Jy ! Component: 150 - total flux cleaned = 0.00343415 Jy ! Component: 200 - total flux cleaned = 0.00439943 Jy ! Total flux subtracted in 200 components = 0.00439943 Jy ! Clean residual min=-0.003223 max=0.003591 Jy/beam ! Clean residual mean=0.000100 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 1.48977 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 296 components and 1.48977 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.454590Jy sigma=0.002347 ! Fit after self-cal, rms=0.454588Jy sigma=0.002347 ! 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=0.454588Jy sigma=0.002347 ! Fit after self-cal, rms=0.454773Jy sigma=0.002346 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.908 mas, bmaj=13.4 mas, bpa=-1.846 degrees ! Estimated noise=549.762 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00386846 Jy ! Component: 100 - total flux cleaned = 0.00633875 Jy ! Component: 150 - total flux cleaned = 0.00789057 Jy ! Component: 200 - total flux cleaned = 0.00929828 Jy ! Total flux subtracted in 200 components = 0.00929828 Jy ! Clean residual min=-0.002820 max=0.002861 Jy/beam ! Clean residual mean=0.000210 rms=0.000935 Jy/beam ! Combined flux in latest and established models = 1.49907 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 327 components and 1.49907 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.454751Jy sigma=0.002346 ! Fit after self-cal, rms=0.454756Jy sigma=0.002346 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 = 0.00134288 Jy ! Component: 100 - total flux cleaned = 0.00212245 Jy ! Component: 150 - total flux cleaned = 0.00283194 Jy ! Component: 200 - total flux cleaned = 0.00348034 Jy ! Total flux subtracted in 200 components = 0.00348034 Jy ! Clean residual min=-0.002999 max=0.002725 Jy/beam ! Clean residual mean=0.000198 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 1.50255 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 349 components and 1.50255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.454748Jy sigma=0.002346 ! Fit after self-cal, rms=0.454752Jy sigma=0.002346 ! 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=2.631 mas, bmaj=7.772 mas, bpa=-5.83 degrees ! Estimated noise=408.622 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.631 x 7.772 at -5.83 degrees (North through East) ! Clean map min=-0.0028371 max=0.607 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=0.454752Jy sigma=0.002346 ! Fit after self-cal, rms=0.373224Jy sigma=0.002175 ! Inverting map and beam ! Estimated beam: bmin=2.607 mas, bmaj=7.77 mas, bpa=-5.912 degrees ! Estimated noise=405.01 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00174745 Jy ! Component: 100 - total flux cleaned = 0.00300048 Jy ! Component: 150 - total flux cleaned = 0.003783 Jy ! Component: 200 - total flux cleaned = 0.00441253 Jy ! Total flux subtracted in 200 components = 0.00441253 Jy ! Clean residual min=-0.003018 max=0.003212 Jy/beam ! Clean residual mean=0.000077 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 1.50697 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 369 components and 1.50697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.373184Jy sigma=0.002175 ! Fit after self-cal, rms=0.373206Jy sigma=0.002175 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000537922 Jy ! Component: 100 - total flux cleaned = 0.00122316 Jy ! Component: 150 - total flux cleaned = 0.00180256 Jy ! Component: 200 - total flux cleaned = 0.00234498 Jy ! Total flux subtracted in 200 components = 0.00234498 Jy ! Clean residual min=-0.002972 max=0.003259 Jy/beam ! Clean residual mean=0.000073 rms=0.000826 Jy/beam ! Combined flux in latest and established models = 1.50931 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 385 components and 1.50931 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.373188Jy sigma=0.002175 ! Fit after self-cal, rms=0.373190Jy sigma=0.002175 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.373190Jy sigma=0.002175 ! Fit after self-cal, rms=0.388200Jy sigma=0.002175 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=2.104 mas, bmaj=6.824 mas, bpa=-4.301 degrees ! Estimated noise=735.292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.464184 Jy ! Component: 100 - total flux cleaned = 0.686141 Jy ! Component: 150 - total flux cleaned = 0.842209 Jy ! Component: 200 - total flux cleaned = 0.959861 Jy ! Total flux subtracted in 200 components = 0.959861 Jy ! Clean residual min=-0.022158 max=0.068338 Jy/beam ! Clean residual mean=0.000062 rms=0.009047 Jy/beam ! Combined flux in latest and established models = 0.959861 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.959861 Jy ! Inverting map and beam ! Estimated beam: bmin=2.604 mas, bmaj=7.772 mas, bpa=-5.95 degrees ! Estimated noise=404.376 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 = 0.13953 Jy ! Component: 100 - total flux cleaned = 0.23158 Jy ! Component: 150 - total flux cleaned = 0.29412 Jy ! Component: 200 - total flux cleaned = 0.338648 Jy ! Total flux subtracted in 200 components = 0.338648 Jy ! Clean residual min=-0.011382 max=0.025501 Jy/beam ! Clean residual mean=0.000468 rms=0.005356 Jy/beam ! Combined flux in latest and established models = 1.29851 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 57 components and 1.29851 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0335622 Jy ! Component: 100 - total flux cleaned = 0.0596535 Jy ! Component: 150 - total flux cleaned = 0.0807349 Jy ! Component: 200 - total flux cleaned = 0.0980183 Jy ! Total flux subtracted in 200 components = 0.0980183 Jy ! Clean residual min=-0.006528 max=0.010486 Jy/beam ! Clean residual mean=0.000285 rms=0.002628 Jy/beam ! Combined flux in latest and established models = 1.39653 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 104 components and 1.39653 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=6.895 mas, bmaj=13.39 mas, bpa=-1.929 degrees ! Estimated noise=549.832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0294563 Jy ! Component: 100 - total flux cleaned = 0.0487542 Jy ! Component: 150 - total flux cleaned = 0.0622611 Jy ! Component: 200 - total flux cleaned = 0.0720001 Jy ! Total flux subtracted in 200 components = 0.0720001 Jy ! Clean residual min=-0.004340 max=0.007006 Jy/beam ! Clean residual mean=0.000353 rms=0.001829 Jy/beam ! Combined flux in latest and established models = 1.46853 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 = 0.00740487 Jy ! Component: 100 - total flux cleaned = 0.0135296 Jy ! Component: 150 - total flux cleaned = 0.0186796 Jy ! Component: 200 - total flux cleaned = 0.0230334 Jy ! Total flux subtracted in 200 components = 0.0230334 Jy ! Clean residual min=-0.003086 max=0.004315 Jy/beam ! Clean residual mean=0.000251 rms=0.001158 Jy/beam ! Combined flux in latest and established models = 1.49156 Jy ! Adding 145 model components to the UV plane model. ! The established model now contains 234 components and 1.49156 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.604 mas, bmaj=7.772 mas, bpa=-5.95 degrees ! Estimated noise=404.376 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00231536 Jy ! Component: 100 - total flux cleaned = 0.0041283 Jy ! Component: 150 - total flux cleaned = 0.00560902 Jy ! Component: 200 - total flux cleaned = 0.00706092 Jy ! Total flux subtracted in 200 components = 0.00706092 Jy ! Clean residual min=-0.002873 max=0.003559 Jy/beam ! Clean residual mean=0.000088 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 1.49862 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 266 components and 1.49862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.388225Jy sigma=0.002176 ! Fit after self-cal, rms=0.388120Jy sigma=0.002175 wmodel J0241-0815_S_1998_10_01_pus_map.mod ! Writing 266 model components to file: J0241-0815_S_1998_10_01_pus_map.mod wobs J0241-0815_S_1998_10_01_pus_uvs.fits ! Writing UV FITS file: J0241-0815_S_1998_10_01_pus_uvs.fits wwins J0241-0815_S_1998_10_01_pus_map.win ! wwins: Wrote 8 windows to J0241-0815_S_1998_10_01_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 = 0.00134097 Jy ! Component: 100 - total flux cleaned = 0.00217748 Jy ! Component: 150 - total flux cleaned = 0.00257578 Jy ! Component: 200 - total flux cleaned = 0.00291562 Jy ! Component: 250 - total flux cleaned = 0.00324716 Jy ! Component: 300 - total flux cleaned = 0.00352551 Jy ! Component: 350 - total flux cleaned = 0.00375294 Jy ! Component: 400 - total flux cleaned = 0.00406578 Jy ! Component: 450 - total flux cleaned = 0.00437313 Jy ! Component: 500 - total flux cleaned = 0.00463218 Jy ! Component: 550 - total flux cleaned = 0.00493025 Jy ! Component: 600 - total flux cleaned = 0.00530792 Jy ! Component: 650 - total flux cleaned = 0.00572172 Jy ! Component: 700 - total flux cleaned = 0.00604913 Jy ! Component: 750 - total flux cleaned = 0.0064536 Jy ! Component: 800 - total flux cleaned = 0.00677371 Jy ! Component: 850 - total flux cleaned = 0.00705116 Jy ! Component: 900 - total flux cleaned = 0.00744287 Jy ! Component: 950 - total flux cleaned = 0.00775305 Jy ! Component: 1000 - total flux cleaned = 0.00809882 Jy ! Component: 1050 - total flux cleaned = 0.00840291 Jy ! Component: 1100 - total flux cleaned = 0.00877954 Jy ! Component: 1150 - total flux cleaned = 0.00911571 Jy ! Component: 1200 - total flux cleaned = 0.00937487 Jy ! Component: 1250 - total flux cleaned = 0.00970548 Jy ! Component: 1300 - total flux cleaned = 0.0100326 Jy ! Component: 1350 - total flux cleaned = 0.010321 Jy ! Component: 1400 - total flux cleaned = 0.0106075 Jy ! Component: 1450 - total flux cleaned = 0.0109275 Jy ! Component: 1500 - total flux cleaned = 0.0111391 Jy ! Component: 1550 - total flux cleaned = 0.0114888 Jy ! Component: 1600 - total flux cleaned = 0.0117663 Jy ! Component: 1650 - total flux cleaned = 0.0120074 Jy ! Component: 1700 - total flux cleaned = 0.0122807 Jy ! Component: 1750 - total flux cleaned = 0.012552 Jy ! Component: 1800 - total flux cleaned = 0.0126534 Jy ! Component: 1850 - total flux cleaned = 0.0129881 Jy ! Component: 1900 - total flux cleaned = 0.0132207 Jy ! Component: 1950 - total flux cleaned = 0.0134844 Jy ! Component: 2000 - total flux cleaned = 0.0137132 Jy ! Total flux subtracted in 2048 components = 0.0140708 Jy ! Clean residual min=-0.001623 max=0.001852 Jy/beam ! Clean residual mean=0.000066 rms=0.000672 Jy/beam ! Combined flux in latest and established models = 1.51269 Jy keep ! Adding 139 model components to the UV plane model. ! The established model now contains 403 components and 1.51269 Jy ![Exited script file: muppet] wmap "J0241-0815_S_1998_10_01_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.604 x 7.772 at -5.95 degrees (North through East) ! Clean map min=-0.0024075 max=0.60159 Jy/beam ! Writing clean map to FITS file: J0241-0815_S_1998_10_01_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.601588 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000669849 device "J0241-0815_S_1998_10_01_pus\_map.eps/VPS" ! Attempting to open device: 'J0241-0815_S_1998_10_01_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.33404 0.33404 0.66808 1.33616 2.67232 5.34464 10.6893 21.3786 42.7571 85.5143 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.601 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.604 x 7.772 at -5.95 degrees (North through East) ! Clean map min=-0.0024075 max=0.60159 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0241-0815_S_1998_10_01_pus\_map.gif/vgif" ! Attempting to open device: 'J0241-0815_S_1998_10_01_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0241-0815_S_1998_10_01_pus_uvs.log closed on Thu Feb 7 17:03:01 2008