! Started logfile: J0530+1331_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:36:55 2010 obs J0530+1331_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0530+1331_S_2008_04_02_pus_uva.fits ! AN table 1: 32 integrations on 120 of 120 possible baselines. ! AN table 2: 49 integrations on 120 of 120 possible baselines. ! AN table 3: 24 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.206905 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0530+1331 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 984 lines of history. ! ! Reading 10428 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 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 257 telescope corrections were flagged in sub-array 1. ! A total of 394 telescope corrections were flagged in sub-array 2. ! A total of 324 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 257 telescope corrections were flagged in sub-array 1. ! A total of 394 telescope corrections were flagged in sub-array 2. ! A total of 324 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 257 telescope corrections were flagged in sub-array 1. ! A total of 394 telescope corrections were flagged in sub-array 2. ! A total of 324 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 257 telescope corrections were flagged in sub-array 1. ! A total of 394 telescope corrections were flagged in sub-array 2. ! A total of 324 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.787125Jy sigma=0.016562 ! Fit after self-cal, rms=1.703627Jy sigma=0.015867 ! 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=2.578 mas, bmaj=5.514 mas, bpa=-7.029 degrees ! Estimated noise=1220.75 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 = 1.82156 Jy ! Component: 100 - total flux cleaned = 2.3376 Jy ! Total flux subtracted in 100 components = 2.3376 Jy ! Clean residual min=-0.082571 max=0.210737 Jy/beam ! Clean residual mean=0.000612 rms=0.027226 Jy/beam ! Combined flux in latest and established models = 2.3376 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 2.3376 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.683667Jy sigma=0.006158 ! Fit after self-cal, rms=0.683288Jy sigma=0.006156 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.236336 Jy ! Component: 100 - total flux cleaned = 0.379605 Jy ! Total flux subtracted in 100 components = 0.379605 Jy ! Clean residual min=-0.066804 max=0.085266 Jy/beam ! Clean residual mean=0.000371 rms=0.020362 Jy/beam ! Combined flux in latest and established models = 2.71721 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 36 components and 2.71721 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.548744Jy sigma=0.004890 ! Fit after self-cal, rms=0.547340Jy sigma=0.004882 ! 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=3.738 mas, bmaj=6.934 mas, bpa=-4.483 degrees ! Estimated noise=771.758 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 = 0.137193 Jy ! Component: 100 - total flux cleaned = 0.21019 Jy ! Component: 150 - total flux cleaned = 0.252601 Jy ! Component: 200 - total flux cleaned = 0.277524 Jy ! Total flux subtracted in 200 components = 0.277524 Jy ! Clean residual min=-0.062598 max=0.078261 Jy/beam ! Clean residual mean=0.000285 rms=0.018572 Jy/beam ! Combined flux in latest and established models = 2.99473 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 49 components and 2.99473 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.510877Jy sigma=0.004579 ! Fit after self-cal, rms=0.510369Jy sigma=0.004575 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.10 HH 1.00* HN 1.12 ! KK 1.00* KP 1.00 LA 1.24 MK 1.00* ! NL 0.94 NY 1.00* ON 1.00* OV 1.02 ! PT 1.03 SC 1.00 WZ 1.00* ZC 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.03 HH 1.00* HN 1.15 ! KK 1.13 KP 0.98 LA 1.19 MK 0.81 ! NL 1.01 NY 0.93 ON 1.00* OV 0.93 ! PT 0.93 SC 1.05 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.12 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.72 ON 0.95 OV 1.00* ! PT 1.00* SC 1.22 WZ 0.91 ZC 1.26 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.19 HH 1.00* HN 1.18 ! KK 1.00* KP 1.08 LA 1.16 MK 1.00* ! NL 0.98 NY 1.00* ON 1.00* OV 1.06 ! PT 1.04 SC 1.03 WZ 1.00* ZC 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.11 HH 1.00* HN 1.18 ! KK 1.03 KP 1.00 LA 1.10 MK 0.85 ! NL 0.95 NY 1.10 ON 1.00* OV 0.98 ! PT 0.93 SC 1.08 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.17 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.97 ON 0.99 OV 1.00* ! PT 1.00* SC 1.26 WZ 0.85 ZC 1.19 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.20 HH 1.00* HN 1.18 ! KK 1.00* KP 1.06 LA 0.92 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 1.08 ! PT 1.09 SC 0.94 WZ 1.00* ZC 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.12 HH 1.00* HN 1.18 ! KK 1.06 KP 0.99 LA 0.87 MK 0.87 ! NL 0.99 NY 0.96 ON 1.00* OV 0.99 ! PT 0.99 SC 1.00 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.14 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.92 ON 0.93 OV 1.00* ! PT 1.00* SC 1.11 WZ 0.77 ZC 1.16 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.16 HH 1.00* HN 1.07 ! KK 1.00* KP 0.98 LA 0.75 MK 1.00* ! NL 0.92 NY 1.00* ON 1.00* OV 0.87 ! PT 0.95 SC 0.97 WZ 1.00* ZC 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.09 HH 1.00* HN 1.08 ! KK 1.03 KP 0.91 LA 0.73 MK 0.92 ! NL 0.90 NY 1.12 ON 1.00* OV 0.82 ! PT 0.85 SC 1.02 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.01 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.04 ON 0.97 OV 1.00* ! PT 1.00* SC 1.14 WZ 0.75 ZC 1.08 ! ! ! Fit before self-cal, rms=0.510369Jy sigma=0.004575 ! Fit after self-cal, rms=0.219999Jy sigma=0.001816 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.752 mas, bmaj=6.939 mas, bpa=-4.536 degrees ! Estimated noise=776.043 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 (3.5, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0246316 Jy ! Component: 100 - total flux cleaned = 0.0276308 Jy ! Component: 150 - total flux cleaned = 0.0307157 Jy ! Component: 200 - total flux cleaned = 0.0329806 Jy ! Total flux subtracted in 200 components = 0.0329806 Jy ! Clean residual min=-0.021137 max=0.017320 Jy/beam ! Clean residual mean=0.000075 rms=0.004872 Jy/beam ! Combined flux in latest and established models = 3.02771 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 70 components and 3.02771 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.215621Jy sigma=0.001781 ! Fit after self-cal, rms=0.215293Jy sigma=0.001778 ! 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=0.215293Jy sigma=0.001778 ! Fit after self-cal, rms=0.199422Jy sigma=0.001538 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.752 mas, bmaj=6.938 mas, bpa=-4.618 degrees ! Estimated noise=775.915 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00501182 Jy ! Component: 100 - total flux cleaned = 0.00630325 Jy ! Component: 150 - total flux cleaned = 0.00779446 Jy ! Component: 200 - total flux cleaned = 0.00878423 Jy ! Total flux subtracted in 200 components = 0.00878423 Jy ! Clean residual min=-0.008399 max=0.007971 Jy/beam ! Clean residual mean=0.000024 rms=0.002051 Jy/beam ! Combined flux in latest and established models = 3.03649 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 79 components and 3.03649 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197469Jy sigma=0.001523 ! Fit after self-cal, rms=0.197293Jy sigma=0.001521 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 = 0.000182419 Jy ! Component: 100 - total flux cleaned = 0.00106654 Jy ! Component: 150 - total flux cleaned = 0.00186244 Jy ! Component: 200 - total flux cleaned = 0.00258261 Jy ! Total flux subtracted in 200 components = 0.00258261 Jy ! Clean residual min=-0.007055 max=0.007174 Jy/beam ! Clean residual mean=0.000018 rms=0.001894 Jy/beam ! Combined flux in latest and established models = 3.03908 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 81 components and 3.03908 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196282Jy sigma=0.001514 ! Fit after self-cal, rms=0.196100Jy sigma=0.001512 ! 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=0.196100Jy sigma=0.001512 ! Fit after self-cal, rms=0.195567Jy sigma=0.001510 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.745 mas, bmaj=6.942 mas, bpa=-4.751 degrees ! Estimated noise=775.996 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133405 Jy ! Component: 100 - total flux cleaned = 0.00132624 Jy ! Component: 150 - total flux cleaned = 0.0013169 Jy ! Component: 200 - total flux cleaned = 0.00152832 Jy ! Total flux subtracted in 200 components = 0.00152832 Jy ! Clean residual min=-0.006174 max=0.006641 Jy/beam ! Clean residual mean=0.000020 rms=0.001689 Jy/beam ! Combined flux in latest and established models = 3.04061 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 86 components and 3.0406 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194505Jy sigma=0.001503 ! Fit after self-cal, rms=0.194391Jy sigma=0.001502 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 = -0.0001739 Jy ! Component: 100 - total flux cleaned = 3.44214e-05 Jy ! Component: 150 - total flux cleaned = 0.000413772 Jy ! Component: 200 - total flux cleaned = 0.000586988 Jy ! Total flux subtracted in 200 components = 0.000586988 Jy ! Clean residual min=-0.005602 max=0.006422 Jy/beam ! Clean residual mean=0.000018 rms=0.001602 Jy/beam ! Combined flux in latest and established models = 3.04119 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 91 components and 3.04119 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193792Jy sigma=0.001498 ! Fit after self-cal, rms=0.193689Jy sigma=0.001497 ! 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=0.193689Jy sigma=0.001497 ! Fit after self-cal, rms=0.193416Jy sigma=0.001496 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.98 mas, bmaj=10.78 mas, bpa=-9.715 degrees ! Estimated noise=902.546 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00246187 Jy ! Component: 100 - total flux cleaned = 0.00312612 Jy ! Component: 150 - total flux cleaned = 0.00332635 Jy ! Component: 200 - total flux cleaned = 0.00332302 Jy ! Total flux subtracted in 200 components = 0.00332302 Jy ! Clean residual min=-0.003688 max=0.004266 Jy/beam ! Clean residual mean=0.000019 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 3.04451 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 106 components and 3.04451 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193149Jy sigma=0.001494 ! Fit after self-cal, rms=0.193073Jy sigma=0.001493 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 = -0.000407779 Jy ! Component: 100 - total flux cleaned = 0.000261015 Jy ! Component: 150 - total flux cleaned = 0.000486742 Jy ! Component: 200 - total flux cleaned = 0.000612898 Jy ! Total flux subtracted in 200 components = 0.000612898 Jy ! Clean residual min=-0.003492 max=0.004048 Jy/beam ! Clean residual mean=0.000016 rms=0.001299 Jy/beam ! Combined flux in latest and established models = 3.04513 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 113 components and 3.04513 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192938Jy sigma=0.001492 ! Fit after self-cal, rms=0.192871Jy sigma=0.001492 ! 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=3.74 mas, bmaj=6.945 mas, bpa=-4.844 degrees ! Estimated noise=776.192 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.74 x 6.945 at -4.844 degrees (North through East) ! Clean map min=-0.0049099 max=2.4946 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=0.192871Jy sigma=0.001492 ! Fit after self-cal, rms=0.163188Jy sigma=0.001190 ! Inverting map and beam ! Estimated beam: bmin=3.741 mas, bmaj=6.951 mas, bpa=-4.867 degrees ! Estimated noise=776.366 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00111249 Jy ! Component: 100 - total flux cleaned = -0.00130603 Jy ! Component: 150 - total flux cleaned = -0.00147516 Jy ! Component: 200 - total flux cleaned = -0.00178524 Jy ! Total flux subtracted in 200 components = -0.00178524 Jy ! Clean residual min=-0.005596 max=0.005470 Jy/beam ! Clean residual mean=0.000015 rms=0.001343 Jy/beam ! Combined flux in latest and established models = 3.04334 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 116 components and 3.04334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162572Jy sigma=0.001187 ! Fit after self-cal, rms=0.162519Jy sigma=0.001186 ! Inverting map ! Added new window around map position (32, -33.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00261399 Jy ! Component: 100 - total flux cleaned = 0.00310203 Jy ! Component: 150 - total flux cleaned = 0.00324698 Jy ! Component: 200 - total flux cleaned = 0.00310843 Jy ! Total flux subtracted in 200 components = 0.00310843 Jy ! Clean residual min=-0.005361 max=0.004614 Jy/beam ! Clean residual mean=0.000009 rms=0.001268 Jy/beam ! Combined flux in latest and established models = 3.04645 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 131 components and 3.04645 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162046Jy sigma=0.001183 ! Fit after self-cal, rms=0.161990Jy sigma=0.001183 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161990Jy sigma=0.001183 ! Fit after self-cal, rms=0.161955Jy sigma=0.001182 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=2.579 mas, bmaj=5.547 mas, bpa=-7.564 degrees ! Estimated noise=1220.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.82068 Jy ! Component: 100 - total flux cleaned = 2.35157 Jy ! Component: 150 - total flux cleaned = 2.5885 Jy ! Component: 200 - total flux cleaned = 2.72273 Jy ! Total flux subtracted in 200 components = 2.72273 Jy ! Clean residual min=-0.023237 max=0.069741 Jy/beam ! Clean residual mean=0.000216 rms=0.008548 Jy/beam ! Combined flux in latest and established models = 2.72273 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 30 model components to the UV plane model. ! The established model now contains 30 components and 2.72273 Jy ! Inverting map and beam ! Estimated beam: bmin=3.739 mas, bmaj=6.954 mas, bpa=-4.914 degrees ! Estimated noise=776.551 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 = 0.13163 Jy ! Component: 100 - total flux cleaned = 0.200701 Jy ! Component: 150 - total flux cleaned = 0.240561 Jy ! Component: 200 - total flux cleaned = 0.265266 Jy ! Total flux subtracted in 200 components = 0.265265 Jy ! Clean residual min=-0.006899 max=0.014453 Jy/beam ! Clean residual mean=0.000140 rms=0.002662 Jy/beam ! Combined flux in latest and established models = 2.98799 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 88 components and 2.98799 Jy ! Inverting map ! Added new window around map position (-2.5, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0170038 Jy ! Component: 100 - total flux cleaned = 0.0289179 Jy ! Component: 150 - total flux cleaned = 0.0359353 Jy ! Component: 200 - total flux cleaned = 0.0391247 Jy ! Total flux subtracted in 200 components = 0.0391247 Jy ! Clean residual min=-0.005101 max=0.005926 Jy/beam ! Clean residual mean=0.000042 rms=0.001469 Jy/beam ! Combined flux in latest and established models = 3.02712 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 109 components and 3.02712 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=7.978 mas, bmaj=10.79 mas, bpa=-9.811 degrees ! Estimated noise=902.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00675038 Jy ! Component: 100 - total flux cleaned = 0.010932 Jy ! Component: 150 - total flux cleaned = 0.0133126 Jy ! Component: 200 - total flux cleaned = 0.0146149 Jy ! Total flux subtracted in 200 components = 0.0146149 Jy ! Clean residual min=-0.002977 max=0.004303 Jy/beam ! Clean residual mean=0.000026 rms=0.001111 Jy/beam ! Combined flux in latest and established models = 3.04173 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 = 0.000703204 Jy ! Component: 100 - total flux cleaned = 0.00130975 Jy ! Component: 150 - total flux cleaned = 0.00178166 Jy ! Component: 200 - total flux cleaned = 0.00224743 Jy ! Total flux subtracted in 200 components = 0.00224743 Jy ! Clean residual min=-0.002835 max=0.004360 Jy/beam ! Clean residual mean=0.000019 rms=0.001074 Jy/beam ! Combined flux in latest and established models = 3.04398 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 156 components and 3.04398 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.739 mas, bmaj=6.954 mas, bpa=-4.914 degrees ! Estimated noise=776.551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00126492 Jy ! Component: 100 - total flux cleaned = -0.00147878 Jy ! Component: 150 - total flux cleaned = -0.00149254 Jy ! Component: 200 - total flux cleaned = -0.00148815 Jy ! Total flux subtracted in 200 components = -0.00148815 Jy ! Clean residual min=-0.004474 max=0.005099 Jy/beam ! Clean residual mean=0.000018 rms=0.001222 Jy/beam ! Combined flux in latest and established models = 3.04249 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 166 components and 3.04249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160400Jy sigma=0.001179 ! Fit after self-cal, rms=0.160214Jy sigma=0.001178 wmodel J0530+1331_S_2008_04_02_pus_map.mod ! Writing 166 model components to file: J0530+1331_S_2008_04_02_pus_map.mod wobs J0530+1331_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0530+1331_S_2008_04_02_pus_uvs.fits wwins J0530+1331_S_2008_04_02_pus_map.win ! wwins: Wrote 4 windows to J0530+1331_S_2008_04_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 = 0.00091166 Jy ! Component: 100 - total flux cleaned = 0.00114847 Jy ! Component: 150 - total flux cleaned = 0.00122051 Jy ! Component: 200 - total flux cleaned = 0.00157435 Jy ! Component: 250 - total flux cleaned = 0.00191748 Jy ! Component: 300 - total flux cleaned = 0.00211704 Jy ! Component: 350 - total flux cleaned = 0.00244542 Jy ! Component: 400 - total flux cleaned = 0.0028956 Jy ! Component: 450 - total flux cleaned = 0.00327402 Jy ! Component: 500 - total flux cleaned = 0.00370931 Jy ! Component: 550 - total flux cleaned = 0.00413849 Jy ! Component: 600 - total flux cleaned = 0.0043807 Jy ! Component: 650 - total flux cleaned = 0.00485776 Jy ! Component: 700 - total flux cleaned = 0.00485802 Jy ! Component: 750 - total flux cleaned = 0.00491727 Jy ! Component: 800 - total flux cleaned = 0.00514764 Jy ! Component: 850 - total flux cleaned = 0.00526096 Jy ! Component: 900 - total flux cleaned = 0.00537239 Jy ! Component: 950 - total flux cleaned = 0.00542777 Jy ! Component: 1000 - total flux cleaned = 0.00542789 Jy ! Component: 1050 - total flux cleaned = 0.00564512 Jy ! Component: 1100 - total flux cleaned = 0.00586017 Jy ! Component: 1150 - total flux cleaned = 0.00580631 Jy ! Component: 1200 - total flux cleaned = 0.00580643 Jy ! Component: 1250 - total flux cleaned = 0.00575435 Jy ! Component: 1300 - total flux cleaned = 0.00580655 Jy ! Component: 1350 - total flux cleaned = 0.00585774 Jy ! Component: 1400 - total flux cleaned = 0.00590863 Jy ! Component: 1450 - total flux cleaned = 0.00590837 Jy ! Component: 1500 - total flux cleaned = 0.00575833 Jy ! Component: 1550 - total flux cleaned = 0.00575905 Jy ! Component: 1600 - total flux cleaned = 0.00570952 Jy ! Component: 1650 - total flux cleaned = 0.00575863 Jy ! Component: 1700 - total flux cleaned = 0.00561317 Jy ! Component: 1750 - total flux cleaned = 0.00585358 Jy ! Component: 1800 - total flux cleaned = 0.00590098 Jy ! Component: 1850 - total flux cleaned = 0.00585327 Jy ! Component: 1900 - total flux cleaned = 0.00613589 Jy ! Component: 1950 - total flux cleaned = 0.00594953 Jy ! Component: 2000 - total flux cleaned = 0.00608936 Jy ! Total flux subtracted in 2048 components = 0.00627365 Jy ! Clean residual min=-0.002572 max=0.002664 Jy/beam ! Clean residual mean=-0.000003 rms=0.000896 Jy/beam ! Combined flux in latest and established models = 3.04877 Jy keep ! Adding 131 model components to the UV plane model. ! The established model now contains 294 components and 3.04877 Jy wmap "J0530+1331_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.739 x 6.954 at -4.914 degrees (North through East) ! Clean map min=-0.0036582 max=2.5047 Jy/beam ! Writing clean map to FITS file: J0530+1331_S_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.50467 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000896443 device "J0530+1331_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0530+1331_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.107372 0.107372 0.214745 0.42949 0.858979 1.71796 3.43592 6.87184 13.7437 27.4873 54.9747 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.504 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.739 x 6.954 at -4.914 degrees (North through East) ! Clean map min=-0.0036582 max=2.5047 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0530+1331_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0530+1331_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0530+1331_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:36:59 2010