! Started logfile: J1957-3845_X_2011_08_02_pus_uvs.log on Wed Apr 18 21:55:52 2012 obs J1957-3845_X_2011_08_02_pus_uva.fits ! Reading UV FITS file: J1957-3845_X_2011_08_02_pus_uva.fits ! AN table 1: 81 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.155745 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1957-3845 ! ! 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 3146 lines of history. ! ! Reading 3936 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 J1957-3845_X_2011_08_02_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 633 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 633 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 633 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 633 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.882091Jy sigma=0.007676 ! Fit after self-cal, rms=0.856362Jy sigma=0.007477 ! 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=0.7291 mas, bmaj=3.7 mas, bpa=-16.42 degrees ! Estimated noise=2024.04 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 = 1.25094 Jy ! Component: 100 - total flux cleaned = 1.5522 Jy ! Total flux subtracted in 100 components = 1.5522 Jy ! Clean residual min=-0.075770 max=0.143384 Jy/beam ! Clean residual mean=0.000296 rms=0.022882 Jy/beam ! Combined flux in latest and established models = 1.5522 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.5522 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.472949Jy sigma=0.003972 ! Fit after self-cal, rms=0.472841Jy sigma=0.003971 ! Inverting map ! Added new window around map position (1.4, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.161909 Jy ! Component: 100 - total flux cleaned = 0.268282 Jy ! Total flux subtracted in 100 components = 0.268282 Jy ! Clean residual min=-0.065677 max=0.087996 Jy/beam ! Clean residual mean=-0.000323 rms=0.016974 Jy/beam ! Combined flux in latest and established models = 1.82048 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 30 components and 1.82048 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.367746Jy sigma=0.003006 ! Fit after self-cal, rms=0.366629Jy sigma=0.002994 ! 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=0.9991 mas, bmaj=4.654 mas, bpa=-15.88 degrees ! Estimated noise=1306.98 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 = 0.122119 Jy ! Component: 100 - total flux cleaned = 0.184537 Jy ! Component: 150 - total flux cleaned = 0.218564 Jy ! Component: 200 - total flux cleaned = 0.227296 Jy ! Total flux subtracted in 200 components = 0.227296 Jy ! Clean residual min=-0.079482 max=0.064470 Jy/beam ! Clean residual mean=-0.002663 rms=0.019944 Jy/beam ! Combined flux in latest and established models = 2.04778 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 65 components and 2.04778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326023Jy sigma=0.002627 ! Fit after self-cal, rms=0.325206Jy sigma=0.002616 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.89 FT 1.00* HH 1.00* ! HN 1.00* KP 0.90 LA 1.02 MK 0.98 ! NL 1.11 OV 1.00 PT 1.04 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.90 FT 1.00* HH 1.00* ! HN 1.00* KP 0.88 LA 1.03 MK 1.02 ! NL 1.25 OV 1.03 PT 1.11 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.88 FT 1.00* HH 1.00* ! HN 1.00* KP 0.81 LA 1.03 MK 1.01 ! NL 1.18 OV 1.02 PT 1.04 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 FT 1.00* HH 1.00* ! HN 1.00* KP 0.87 LA 1.10 MK 1.06 ! NL 1.23 OV 1.06 PT 1.15 TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.325206Jy sigma=0.002616 ! Fit after self-cal, rms=0.230653Jy sigma=0.001730 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.017 mas, bmaj=4.654 mas, bpa=-14.98 degrees ! Estimated noise=1347.8 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 = -0.0267142 Jy ! Component: 100 - total flux cleaned = -0.0304337 Jy ! Component: 150 - total flux cleaned = -0.0304116 Jy ! Component: 200 - total flux cleaned = -0.0304106 Jy ! Total flux subtracted in 200 components = -0.0304106 Jy ! Clean residual min=-0.026895 max=0.027730 Jy/beam ! Clean residual mean=-0.000432 rms=0.007524 Jy/beam ! Combined flux in latest and established models = 2.01737 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 78 components and 2.01737 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222580Jy sigma=0.001667 ! Fit after self-cal, rms=0.222057Jy sigma=0.001664 ! 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=0.222057Jy sigma=0.001664 ! Fit after self-cal, rms=0.203671Jy sigma=0.001524 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.022 mas, bmaj=4.658 mas, bpa=-14.93 degrees ! Estimated noise=1344.17 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0157981 Jy ! Component: 100 - total flux cleaned = -0.0184615 Jy ! Component: 150 - total flux cleaned = -0.0207678 Jy ! Component: 200 - total flux cleaned = -0.0228157 Jy ! Total flux subtracted in 200 components = -0.0228157 Jy ! Clean residual min=-0.017976 max=0.022629 Jy/beam ! Clean residual mean=-0.000077 rms=0.005246 Jy/beam ! Combined flux in latest and established models = 1.99455 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 95 components and 1.99455 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200943Jy sigma=0.001508 ! Fit after self-cal, rms=0.200524Jy sigma=0.001506 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 (-2.4, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.019541 Jy ! Component: 100 - total flux cleaned = 0.0181507 Jy ! Component: 150 - total flux cleaned = 0.0177588 Jy ! Component: 200 - total flux cleaned = 0.0173898 Jy ! Total flux subtracted in 200 components = 0.0173898 Jy ! Clean residual min=-0.017739 max=0.017057 Jy/beam ! Clean residual mean=-0.000158 rms=0.004752 Jy/beam ! Combined flux in latest and established models = 2.01194 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 114 components and 2.01194 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197022Jy sigma=0.001482 ! Fit after self-cal, rms=0.196476Jy sigma=0.001479 ! 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=0.196476Jy sigma=0.001479 ! Fit after self-cal, rms=0.185573Jy sigma=0.001363 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.021 mas, bmaj=4.648 mas, bpa=-14.9 degrees ! Estimated noise=1343.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00335789 Jy ! Component: 100 - total flux cleaned = 0.00483762 Jy ! Component: 150 - total flux cleaned = 0.00451961 Jy ! Component: 200 - total flux cleaned = 0.00393955 Jy ! Total flux subtracted in 200 components = 0.00393955 Jy ! Clean residual min=-0.010922 max=0.010948 Jy/beam ! Clean residual mean=0.000238 rms=0.002847 Jy/beam ! Combined flux in latest and established models = 2.01588 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 133 components and 2.01588 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183746Jy sigma=0.001351 ! Fit after self-cal, rms=0.183414Jy sigma=0.001349 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 = -0.000824877 Jy ! Component: 100 - total flux cleaned = -0.000822346 Jy ! Component: 150 - total flux cleaned = -0.00106683 Jy ! Component: 200 - total flux cleaned = -0.00154386 Jy ! Total flux subtracted in 200 components = -0.00154386 Jy ! Clean residual min=-0.010436 max=0.010609 Jy/beam ! Clean residual mean=0.000247 rms=0.002658 Jy/beam ! Combined flux in latest and established models = 2.01434 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 145 components and 2.01434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182395Jy sigma=0.001343 ! Fit after self-cal, rms=0.182178Jy sigma=0.001342 ! 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=0.182178Jy sigma=0.001342 ! Fit after self-cal, rms=0.182173Jy sigma=0.001341 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.889 mas, bmaj=9.575 mas, bpa=-0.2841 degrees ! Estimated noise=1577.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00151165 Jy ! Component: 100 - total flux cleaned = -0.000860624 Jy ! Component: 150 - total flux cleaned = -0.000732555 Jy ! Component: 200 - total flux cleaned = -0.000612622 Jy ! Total flux subtracted in 200 components = -0.000612622 Jy ! Clean residual min=-0.009194 max=0.009206 Jy/beam ! Clean residual mean=0.000369 rms=0.002824 Jy/beam ! Combined flux in latest and established models = 2.01373 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 165 components and 2.01373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181840Jy sigma=0.001340 ! Fit after self-cal, rms=0.181717Jy sigma=0.001339 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 = -0.000350196 Jy ! Component: 100 - total flux cleaned = -0.000344508 Jy ! Component: 150 - total flux cleaned = -0.000234429 Jy ! Component: 200 - total flux cleaned = -0.000235701 Jy ! Total flux subtracted in 200 components = -0.000235701 Jy ! Clean residual min=-0.008973 max=0.009067 Jy/beam ! Clean residual mean=0.000370 rms=0.002771 Jy/beam ! Combined flux in latest and established models = 2.01349 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 175 components and 2.01349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181510Jy sigma=0.001339 ! Fit after self-cal, rms=0.181447Jy sigma=0.001339 ! 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=1.02 mas, bmaj=4.642 mas, bpa=-14.89 degrees ! Estimated noise=1341.61 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.02 x 4.642 at -14.89 degrees (North through East) ! Clean map min=-0.020759 max=1.5434 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=0.181447Jy sigma=0.001339 ! Fit after self-cal, rms=0.154277Jy sigma=0.001115 ! Inverting map and beam ! Estimated beam: bmin=1.021 mas, bmaj=4.638 mas, bpa=-14.88 degrees ! Estimated noise=1340.78 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00292545 Jy ! Component: 100 - total flux cleaned = -0.0035349 Jy ! Component: 150 - total flux cleaned = -0.00372144 Jy ! Component: 200 - total flux cleaned = -0.00407549 Jy ! Total flux subtracted in 200 components = -0.00407549 Jy ! Clean residual min=-0.009174 max=0.010821 Jy/beam ! Clean residual mean=0.000294 rms=0.002341 Jy/beam ! Combined flux in latest and established models = 2.00941 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 186 components and 2.00941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153672Jy sigma=0.001110 ! Fit after self-cal, rms=0.153579Jy sigma=0.001110 ! Inverting map ! Added new window around map position (3.8, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00339671 Jy ! Component: 100 - total flux cleaned = 0.00287845 Jy ! Component: 150 - total flux cleaned = 0.00286249 Jy ! Component: 200 - total flux cleaned = 0.00246107 Jy ! Total flux subtracted in 200 components = 0.00246107 Jy ! Clean residual min=-0.008186 max=0.007871 Jy/beam ! Clean residual mean=0.000283 rms=0.002175 Jy/beam ! Combined flux in latest and established models = 2.01188 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 202 components and 2.01188 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152505Jy sigma=0.001102 ! Fit after self-cal, rms=0.152421Jy sigma=0.001102 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152421Jy sigma=0.001102 ! Fit after self-cal, rms=0.152394Jy sigma=0.001101 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=0.7453 mas, bmaj=3.672 mas, bpa=-15.14 degrees ! Estimated noise=1907.62 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.25192 Jy ! Component: 100 - total flux cleaned = 1.54958 Jy ! Component: 150 - total flux cleaned = 1.69643 Jy ! Component: 200 - total flux cleaned = 1.78498 Jy ! Total flux subtracted in 200 components = 1.78498 Jy ! Clean residual min=-0.022616 max=0.046849 Jy/beam ! Clean residual mean=0.000465 rms=0.007683 Jy/beam ! Combined flux in latest and established models = 1.78498 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 37 model components to the UV plane model. ! The established model now contains 37 components and 1.78498 Jy ! Inverting map and beam ! Estimated beam: bmin=1.02 mas, bmaj=4.637 mas, bpa=-14.88 degrees ! Estimated noise=1338.99 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 = 0.0965903 Jy ! Component: 100 - total flux cleaned = 0.149135 Jy ! Component: 150 - total flux cleaned = 0.181118 Jy ! Component: 200 - total flux cleaned = 0.201257 Jy ! Total flux subtracted in 200 components = 0.201257 Jy ! Clean residual min=-0.009415 max=0.011103 Jy/beam ! Clean residual mean=0.000356 rms=0.002936 Jy/beam ! Combined flux in latest and established models = 1.98623 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 90 components and 1.98623 Jy ! Inverting map uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.03 mas, bmaj=4.744 mas, bpa=-15.31 degrees ! Estimated noise=1561.48 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00882869 Jy ! Component: 100 - total flux cleaned = 0.0126682 Jy ! Component: 150 - total flux cleaned = 0.0140776 Jy ! Component: 200 - total flux cleaned = 0.0149995 Jy ! Total flux subtracted in 200 components = 0.0149995 Jy ! Clean residual min=-0.010404 max=0.008652 Jy/beam ! Clean residual mean=0.000337 rms=0.002576 Jy/beam ! Combined flux in latest and established models = 2.00123 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000555428 Jy ! Component: 100 - total flux cleaned = 0.00106606 Jy ! Component: 150 - total flux cleaned = 0.00130117 Jy ! Component: 200 - total flux cleaned = 0.00173282 Jy ! Total flux subtracted in 200 components = 0.00173282 Jy ! Clean residual min=-0.009488 max=0.008836 Jy/beam ! Clean residual mean=0.000328 rms=0.002413 Jy/beam ! Combined flux in latest and established models = 2.00297 Jy selfcal ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 133 components and 2.00297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151969Jy sigma=0.001100 ! Fit after self-cal, rms=0.151538Jy sigma=0.001097 wmodel J1957-3845_X_2011_08_02_pus_map.mod ! Writing 133 model components to file: J1957-3845_X_2011_08_02_pus_map.mod wobs J1957-3845_X_2011_08_02_pus_uvs.fits ! Writing UV FITS file: J1957-3845_X_2011_08_02_pus_uvs.fits wwins J1957-3845_X_2011_08_02_pus_map.win ! wwins: Wrote 4 windows to J1957-3845_X_2011_08_02_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 = 6.39992e-05 Jy ! Component: 100 - total flux cleaned = 0.00222461 Jy ! Component: 150 - total flux cleaned = 0.00408687 Jy ! Component: 200 - total flux cleaned = 0.00584958 Jy ! Component: 250 - total flux cleaned = 0.00730679 Jy ! Component: 300 - total flux cleaned = 0.00827758 Jy ! Component: 350 - total flux cleaned = 0.00953154 Jy ! Component: 400 - total flux cleaned = 0.0105446 Jy ! Component: 450 - total flux cleaned = 0.0114344 Jy ! Component: 500 - total flux cleaned = 0.0123008 Jy ! Component: 550 - total flux cleaned = 0.0130508 Jy ! Component: 600 - total flux cleaned = 0.0138736 Jy ! Component: 650 - total flux cleaned = 0.0144098 Jy ! Component: 700 - total flux cleaned = 0.0151118 Jy ! Component: 750 - total flux cleaned = 0.0159721 Jy ! Component: 800 - total flux cleaned = 0.0168148 Jy ! Component: 850 - total flux cleaned = 0.0173937 Jy ! Component: 900 - total flux cleaned = 0.0179644 Jy ! Component: 950 - total flux cleaned = 0.0185245 Jy ! Component: 1000 - total flux cleaned = 0.019152 Jy ! Component: 1050 - total flux cleaned = 0.0196142 Jy ! Component: 1100 - total flux cleaned = 0.019993 Jy ! Component: 1150 - total flux cleaned = 0.0204414 Jy ! Component: 1200 - total flux cleaned = 0.0210298 Jy ! Component: 1250 - total flux cleaned = 0.0214651 Jy ! Component: 1300 - total flux cleaned = 0.0218941 Jy ! Component: 1350 - total flux cleaned = 0.0224587 Jy ! Component: 1400 - total flux cleaned = 0.0228758 Jy ! Component: 1450 - total flux cleaned = 0.0232877 Jy ! Component: 1500 - total flux cleaned = 0.0236945 Jy ! Component: 1550 - total flux cleaned = 0.0241632 Jy ! Component: 1600 - total flux cleaned = 0.0243618 Jy ! Component: 1650 - total flux cleaned = 0.0247549 Jy ! Component: 1700 - total flux cleaned = 0.0249491 Jy ! Component: 1750 - total flux cleaned = 0.025206 Jy ! Component: 1800 - total flux cleaned = 0.0254602 Jy ! Component: 1850 - total flux cleaned = 0.0257737 Jy ! Component: 1900 - total flux cleaned = 0.0258977 Jy ! Component: 1950 - total flux cleaned = 0.0261434 Jy ! Component: 2000 - total flux cleaned = 0.0262648 Jy ! Total flux subtracted in 2048 components = 0.0263858 Jy ! Clean residual min=-0.003324 max=0.003239 Jy/beam ! Clean residual mean=0.000133 rms=0.001336 Jy/beam ! Combined flux in latest and established models = 2.02935 Jy keep ! Adding 156 model components to the UV plane model. ! The established model now contains 288 components and 2.02935 Jy ![Exited script file: muppet] wmap "J1957-3845_X_2011_08_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.03 x 4.744 at -15.31 degrees (North through East) ! Clean map min=-0.0087383 max=1.5873 Jy/beam ! Writing clean map to FITS file: J1957-3845_X_2011_08_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.58727 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00131878 device "J1957-3845_X_2011_08_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1957-3845_X_2011_08_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.249255 0.249255 0.49851 0.997019 1.99404 3.98808 7.97616 15.9523 31.9046 63.8092 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0039 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.587 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.03 x 4.744 at -15.31 degrees (North through East) ! Clean map min=-0.0087383 max=1.5873 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1957-3845_X_2011_08_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1957-3845_X_2011_08_02_pus_map.gif/vgif' mapplot cln