! Started logfile: /scr/pima/bp177a_uvs/J0818+0742_C_uvs.log on Fri Feb 7 04:25:41 2014 obs /scr/pima/bp177a_uvs/J0818+0742_C_uva.fits ! Reading UV FITS file: /scr/pima/bp177a_uvs/J0818+0742_C_uva.fits ! AN table 1: 3 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0818+0742 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 0 lines of history. ! ! Reading 672 visibilities. select RR ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/home/lpetrov/bin/01_muppet /scr/pima/bp177a_uvs/J0818+0742_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 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 = 1024x1024 pixels with 0.300x0.300 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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.010462Jy sigma=42.394610 ! Fit after self-cal, rms=0.911087Jy sigma=38.287699 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.162 mas, bmaj=3.462 mas, bpa=-2.001 degrees ! Estimated noise=0.780161 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 = 0.0642452 Jy ! Component: 100 - total flux cleaned = 0.0948144 Jy ! Total flux subtracted in 100 components = 0.0948144 Jy ! Clean residual min=-0.009838 max=0.016799 Jy/beam ! Clean residual mean=0.000026 rms=0.003102 Jy/beam ! Combined flux in latest and established models = 0.0948144 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0948144 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.058371Jy sigma=2.427628 ! Fit after self-cal, rms=0.054876Jy sigma=2.313989 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0210275 Jy ! Component: 100 - total flux cleaned = 0.0341834 Jy ! Total flux subtracted in 100 components = 0.0341834 Jy ! Clean residual min=-0.008770 max=0.015588 Jy/beam ! Clean residual mean=0.000019 rms=0.002184 Jy/beam ! Combined flux in latest and established models = 0.128998 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 24 components and 0.128998 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.039241Jy sigma=1.627585 ! Fit after self-cal, rms=0.039099Jy sigma=1.622051 ! Inverting map ! Added new window around map position (-2.4, 3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0139654 Jy ! Component: 100 - total flux cleaned = 0.0229489 Jy ! Total flux subtracted in 100 components = 0.0229489 Jy ! Clean residual min=-0.005565 max=0.008799 Jy/beam ! Clean residual mean=0.000015 rms=0.001527 Jy/beam ! Combined flux in latest and established models = 0.151947 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 41 components and 0.151947 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.030220Jy sigma=1.227612 ! Fit after self-cal, rms=0.029906Jy sigma=1.216400 ! 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=1.377 mas, bmaj=3.654 mas, bpa=-1.281 degrees ! Estimated noise=0.666283 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 = 0.0141003 Jy ! Component: 100 - total flux cleaned = 0.0240888 Jy ! Component: 150 - total flux cleaned = 0.0316047 Jy ! Component: 200 - total flux cleaned = 0.0373487 Jy ! Total flux subtracted in 200 components = 0.0373487 Jy ! Clean residual min=-0.003718 max=0.006877 Jy/beam ! Clean residual mean=0.000030 rms=0.001267 Jy/beam ! Combined flux in latest and established models = 0.189295 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 79 components and 0.189295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019423Jy sigma=0.740905 ! Fit after self-cal, rms=0.019202Jy sigma=0.731648 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.377 x 3.654 at -1.281 degrees (North through East) ! Clean map min=-0.0033324 max=0.088342 Jy/beam if ( peak(flux,max)/imstat(rms) < lim_self ) selflim lim_val ! Selfcal amplitude corrections will be limited to 0.833333 -> 1.2. ! Selfcal phase corrections will not be limited. gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.96 LA 0.94 ! MK 1.05 OV 0.96 PT 0.86 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 1.02 LA 1.01 ! MK 1.05 OV 0.99 PT 0.93 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.83 HN 0.96 LA 0.94 ! MK 0.97 OV 0.96 PT 0.90 SC 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 1.02 LA 0.98 ! MK 1.10 OV 0.92 PT 0.96 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 1.02 LA 0.98 ! MK 1.03 OV 0.92 PT 0.88 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.09 LA 1.00 ! MK 1.07 OV 0.95 PT 0.99 SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.91 HN 0.99 LA 0.95 ! MK 1.10 OV 0.96 PT 0.94 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* LA 1.00* ! MK 1.00* OV 1.00* PT 1.00* SC 1.00* ! ! ! Fit before self-cal, rms=0.019202Jy sigma=0.731648 ! Fit after self-cal, rms=0.015071Jy sigma=0.579833 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.395 mas, bmaj=3.705 mas, bpa=-0.7943 degrees ! Estimated noise=0.654168 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 = 0.0024995 Jy ! Component: 100 - total flux cleaned = 0.00314388 Jy ! Component: 150 - total flux cleaned = 0.00339257 Jy ! Component: 200 - total flux cleaned = 0.00357237 Jy ! Total flux subtracted in 200 components = 0.00357237 Jy ! Clean residual min=-0.002018 max=0.003126 Jy/beam ! Clean residual mean=0.000009 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.192868 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 90 components and 0.192868 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.014592Jy sigma=0.559494 ! Fit after self-cal, rms=0.014552Jy sigma=0.557409 ! Inverting map ! Added new window around map position (2.7, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124232 Jy ! Component: 100 - total flux cleaned = 0.00139909 Jy ! Component: 150 - total flux cleaned = 0.00157448 Jy ! Component: 200 - total flux cleaned = 0.00180483 Jy ! Total flux subtracted in 200 components = 0.00180483 Jy ! Clean residual min=-0.001582 max=0.001830 Jy/beam ! Clean residual mean=0.000008 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.194673 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 104 components and 0.194673 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.014021Jy sigma=0.536929 ! Fit after self-cal, rms=0.014015Jy sigma=0.536619 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.014015Jy sigma=0.536619 ! Fit after self-cal, rms=0.013296Jy sigma=0.497630 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.396 mas, bmaj=3.714 mas, bpa=-0.8493 degrees ! Estimated noise=0.654969 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000359007 Jy ! Component: 100 - total flux cleaned = 0.000485564 Jy ! Component: 150 - total flux cleaned = 0.000627556 Jy ! Component: 200 - total flux cleaned = 0.000705196 Jy ! Total flux subtracted in 200 components = 0.000705196 Jy ! Clean residual min=-0.001424 max=0.001661 Jy/beam ! Clean residual mean=0.000006 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.195378 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 117 components and 0.195378 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.013162Jy sigma=0.492293 ! Fit after self-cal, rms=0.013159Jy sigma=0.492157 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 = 4.99852e-05 Jy ! Component: 100 - total flux cleaned = 7.29005e-05 Jy ! Component: 150 - total flux cleaned = 0.000137139 Jy ! Component: 200 - total flux cleaned = 0.000218173 Jy ! Total flux subtracted in 200 components = 0.000218173 Jy ! Clean residual min=-0.001372 max=0.001578 Jy/beam ! Clean residual mean=0.000006 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.195596 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 125 components and 0.195596 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.013083Jy sigma=0.489385 ! Fit after self-cal, rms=0.013081Jy sigma=0.489282 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.013081Jy sigma=0.489282 ! Fit after self-cal, rms=0.013031Jy sigma=0.488941 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.396 mas, bmaj=3.711 mas, bpa=-0.7733 degrees ! Estimated noise=0.653229 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000137504 Jy ! Component: 100 - total flux cleaned = 0.000326306 Jy ! Component: 150 - total flux cleaned = 0.000440256 Jy ! Component: 200 - total flux cleaned = 0.000474984 Jy ! Total flux subtracted in 200 components = 0.000474984 Jy ! Clean residual min=-0.001335 max=0.001507 Jy/beam ! Clean residual mean=0.000006 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.196071 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 135 components and 0.196071 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.012970Jy sigma=0.486642 ! Fit after self-cal, rms=0.012969Jy sigma=0.486564 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 = 7.39768e-05 Jy ! Component: 100 - total flux cleaned = 0.000123687 Jy ! Component: 150 - total flux cleaned = 0.000171051 Jy ! Component: 200 - total flux cleaned = 0.000215954 Jy ! Total flux subtracted in 200 components = 0.000215954 Jy ! Clean residual min=-0.001296 max=0.001433 Jy/beam ! Clean residual mean=0.000006 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.196287 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 139 components and 0.196287 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.012928Jy sigma=0.485127 ! Fit after self-cal, rms=0.012928Jy sigma=0.485075 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.012928Jy sigma=0.485075 ! Fit after self-cal, rms=0.012885Jy sigma=0.484846 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.422 mas, bmaj=5.661 mas, bpa=10.14 degrees ! Estimated noise=0.884421 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000941687 Jy ! Component: 100 - total flux cleaned = 0.00127921 Jy ! Component: 150 - total flux cleaned = 0.00144635 Jy ! Component: 200 - total flux cleaned = 0.00159326 Jy ! Total flux subtracted in 200 components = 0.00159326 Jy ! Clean residual min=-0.001773 max=0.001695 Jy/beam ! Clean residual mean=0.000012 rms=0.000442 Jy/beam ! Combined flux in latest and established models = 0.19788 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 150 components and 0.19788 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.012900Jy sigma=0.484797 ! Fit after self-cal, rms=0.012893Jy sigma=0.484661 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 = -2.18577e-05 Jy ! Component: 100 - total flux cleaned = 4.35067e-05 Jy ! Component: 150 - total flux cleaned = 0.000113989 Jy ! Component: 200 - total flux cleaned = 0.000189685 Jy ! Total flux subtracted in 200 components = 0.000189685 Jy ! Clean residual min=-0.001742 max=0.001639 Jy/beam ! Clean residual mean=0.000011 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.19807 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 157 components and 0.19807 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.012891Jy sigma=0.484613 ! Fit after self-cal, rms=0.012888Jy sigma=0.484547 ! 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=1.395 mas, bmaj=3.707 mas, bpa=-0.6827 degrees ! Estimated noise=0.651485 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.395 x 3.707 at -0.6827 degrees (North through East) ! Clean map min=-0.001974 max=0.086148 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.174 mas, bmaj=3.484 mas, bpa=-1.467 degrees ! Estimated noise=0.771315 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0662703 Jy ! Component: 100 - total flux cleaned = 0.0983923 Jy ! Component: 150 - total flux cleaned = 0.118154 Jy ! Component: 200 - total flux cleaned = 0.131617 Jy ! Total flux subtracted in 200 components = 0.131617 Jy ! Clean residual min=-0.005472 max=0.008025 Jy/beam ! Clean residual mean=0.000016 rms=0.001631 Jy/beam ! Combined flux in latest and established models = 0.131617 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.131617 Jy ! Inverting map and beam ! Estimated beam: bmin=1.395 mas, bmaj=3.707 mas, bpa=-0.6827 degrees ! Estimated noise=0.651485 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 = 0.0173929 Jy ! Component: 100 - total flux cleaned = 0.0288278 Jy ! Component: 150 - total flux cleaned = 0.0369853 Jy ! Component: 200 - total flux cleaned = 0.0430192 Jy ! Total flux subtracted in 200 components = 0.0430192 Jy ! Clean residual min=-0.002968 max=0.005051 Jy/beam ! Clean residual mean=0.000026 rms=0.001102 Jy/beam ! Combined flux in latest and established models = 0.174636 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 75 components and 0.174636 Jy ! Inverting map ! Added new window around map position (-2.7, -5.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00502356 Jy ! Component: 100 - total flux cleaned = 0.00853153 Jy ! Component: 150 - total flux cleaned = 0.011241 Jy ! Component: 200 - total flux cleaned = 0.0134019 Jy ! Total flux subtracted in 200 components = 0.0134019 Jy ! Clean residual min=-0.001963 max=0.001959 Jy/beam ! Clean residual mean=0.000015 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.188038 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 111 components and 0.188038 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.422 mas, bmaj=5.661 mas, bpa=10.14 degrees ! Estimated noise=0.884421 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00327776 Jy ! Component: 100 - total flux cleaned = 0.00517553 Jy ! Component: 150 - total flux cleaned = 0.00643731 Jy ! Component: 200 - total flux cleaned = 0.0073581 Jy ! Total flux subtracted in 200 components = 0.0073581 Jy ! Clean residual min=-0.002119 max=0.002052 Jy/beam ! Clean residual mean=0.000020 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.195396 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 = 0.000692109 Jy ! Component: 100 - total flux cleaned = 0.00119232 Jy ! Component: 150 - total flux cleaned = 0.00139798 Jy ! Component: 200 - total flux cleaned = 0.00158601 Jy ! Total flux subtracted in 200 components = 0.00158601 Jy ! Clean residual min=-0.001934 max=0.001985 Jy/beam ! Clean residual mean=0.000016 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.196982 Jy ! Adding 85 model components to the UV plane model. ! The established model now contains 178 components and 0.196982 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.395 mas, bmaj=3.707 mas, bpa=-0.6827 degrees ! Estimated noise=0.651485 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000205513 Jy ! Component: 100 - total flux cleaned = -0.000267528 Jy ! Component: 150 - total flux cleaned = -0.000210403 Jy ! Component: 200 - total flux cleaned = -0.000161373 Jy ! Total flux subtracted in 200 components = -0.000161373 Jy ! Clean residual min=-0.001414 max=0.001241 Jy/beam ! Clean residual mean=0.000006 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.196821 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 198 components and 0.196821 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.012794Jy sigma=0.482726 ! Fit after self-cal, rms=0.012785Jy sigma=0.482166 wmodel /scr/pima/bp177a_uvs/J0818+0742_C_map.mod ! Writing 198 model components to file: /scr/pima/bp177a_uvs/J0818+0742_C_map.mod wobs /scr/pima/bp177a_uvs/J0818+0742_C_uvs.fits ! Writing UV FITS file: /scr/pima/bp177a_uvs/J0818+0742_C_uvs.fits wwins /scr/pima/bp177a_uvs/J0818+0742_C_map.win ! wwins: Wrote 4 windows to /scr/pima/bp177a_uvs/J0818+0742_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000550559 Jy ! Component: 100 - total flux cleaned = -0.000597235 Jy ! Component: 150 - total flux cleaned = -0.000473513 Jy ! Component: 200 - total flux cleaned = -0.000414125 Jy ! Component: 250 - total flux cleaned = -0.000451955 Jy ! Component: 300 - total flux cleaned = -0.000470206 Jy ! Component: 350 - total flux cleaned = -0.00048777 Jy ! Component: 400 - total flux cleaned = -0.000487744 Jy ! Component: 450 - total flux cleaned = -0.00050409 Jy ! Component: 500 - total flux cleaned = -0.000504121 Jy ! Component: 550 - total flux cleaned = -0.000444456 Jy ! Component: 600 - total flux cleaned = -0.000430141 Jy ! Component: 650 - total flux cleaned = -0.000415665 Jy ! Component: 700 - total flux cleaned = -0.000374083 Jy ! Component: 750 - total flux cleaned = -0.00034709 Jy ! Component: 800 - total flux cleaned = -0.000307731 Jy ! Component: 850 - total flux cleaned = -0.000282242 Jy ! Component: 900 - total flux cleaned = -0.000232407 Jy ! Component: 950 - total flux cleaned = -0.00023239 Jy ! Component: 1000 - total flux cleaned = -0.000184436 Jy ! Component: 1050 - total flux cleaned = -0.000160937 Jy ! Component: 1100 - total flux cleaned = -0.00012629 Jy ! Component: 1150 - total flux cleaned = -0.00011503 Jy ! Component: 1200 - total flux cleaned = -7.07852e-05 Jy ! Component: 1250 - total flux cleaned = -7.06728e-05 Jy ! Component: 1300 - total flux cleaned = -0.000102282 Jy ! Component: 1350 - total flux cleaned = -8.09029e-05 Jy ! Component: 1400 - total flux cleaned = -7.06295e-05 Jy ! Component: 1450 - total flux cleaned = -4.02644e-05 Jy ! Component: 1500 - total flux cleaned = -6.02265e-05 Jy ! Component: 1550 - total flux cleaned = -4.05722e-05 Jy ! Component: 1600 - total flux cleaned = -1.14733e-05 Jy ! Component: 1650 - total flux cleaned = -1.97315e-06 Jy ! Component: 1700 - total flux cleaned = -1.90483e-06 Jy ! Component: 1750 - total flux cleaned = 3.50431e-05 Jy ! Component: 1800 - total flux cleaned = 3.50563e-05 Jy ! Component: 1850 - total flux cleaned = 7.09635e-05 Jy ! Component: 1900 - total flux cleaned = 8.85424e-05 Jy ! Component: 1950 - total flux cleaned = 7.98525e-05 Jy ! Component: 2000 - total flux cleaned = 9.72124e-05 Jy ! Component: 2050 - total flux cleaned = 8.89167e-05 Jy ! Component: 2100 - total flux cleaned = 0.000139543 Jy ! Component: 2150 - total flux cleaned = 0.0001644 Jy ! Component: 2200 - total flux cleaned = 0.000180873 Jy ! Component: 2250 - total flux cleaned = 0.000213369 Jy ! Component: 2300 - total flux cleaned = 0.000221391 Jy ! Component: 2350 - total flux cleaned = 0.000245275 Jy ! Component: 2400 - total flux cleaned = 0.000260913 Jy ! Component: 2450 - total flux cleaned = 0.00026105 Jy ! Component: 2500 - total flux cleaned = 0.000276497 Jy ! Component: 2550 - total flux cleaned = 0.000299327 Jy ! Component: 2600 - total flux cleaned = 0.000306746 Jy ! Component: 2650 - total flux cleaned = 0.000321635 Jy ! Component: 2700 - total flux cleaned = 0.000329089 Jy ! Component: 2750 - total flux cleaned = 0.000350912 Jy ! Component: 2800 - total flux cleaned = 0.000350915 Jy ! Component: 2850 - total flux cleaned = 0.000343815 Jy ! Component: 2900 - total flux cleaned = 0.000365033 Jy ! Component: 2950 - total flux cleaned = 0.000365021 Jy ! Component: 3000 - total flux cleaned = 0.000371984 Jy ! Component: 3050 - total flux cleaned = 0.000351249 Jy ! Component: 3100 - total flux cleaned = 0.000371771 Jy ! Component: 3150 - total flux cleaned = 0.000371735 Jy ! Component: 3200 - total flux cleaned = 0.00038513 Jy ! Component: 3250 - total flux cleaned = 0.000378432 Jy ! Component: 3300 - total flux cleaned = 0.000371819 Jy ! Component: 3350 - total flux cleaned = 0.000371802 Jy ! Component: 3400 - total flux cleaned = 0.000345718 Jy ! Component: 3450 - total flux cleaned = 0.000345752 Jy ! Component: 3500 - total flux cleaned = 0.000345742 Jy ! Component: 3550 - total flux cleaned = 0.000358441 Jy ! Component: 3600 - total flux cleaned = 0.000358284 Jy ! Component: 3650 - total flux cleaned = 0.000333241 Jy ! Component: 3700 - total flux cleaned = 0.000364495 Jy ! Component: 3750 - total flux cleaned = 0.000352076 Jy ! Component: 3800 - total flux cleaned = 0.000376749 Jy ! Component: 3850 - total flux cleaned = 0.000395052 Jy ! Component: 3900 - total flux cleaned = 0.000401099 Jy ! Component: 3950 - total flux cleaned = 0.000413091 Jy ! Component: 4000 - total flux cleaned = 0.00042509 Jy ! Component: 4050 - total flux cleaned = 0.000431097 Jy ! Total flux subtracted in 4096 components = 0.000460744 Jy ! Clean residual min=-0.000336 max=0.000330 Jy/beam ! Clean residual mean=-0.000000 rms=0.000099 Jy/beam ! Combined flux in latest and established models = 0.197282 Jy keep ! Adding 274 model components to the UV plane model. ! The established model now contains 472 components and 0.197282 Jy ![Exited script file: /home/lpetrov/bin/01_muppet] wmap "/scr/pima/bp177a_uvs/J0818+0742_C\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.395 x 3.707 at -0.6827 degrees (North through East) ! Clean map min=-0.0007532 max=0.085093 Jy/beam ! Writing clean map to FITS file: /scr/pima/bp177a_uvs/J0818+0742_C_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0850927 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.86731e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.347879 0.347879 0.695757 1.39151 2.78303 5.56606 11.1321 22.2642 44.5285 89.0569 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.085 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 862.369 quit ! Quitting program ! Log file /scr/pima/bp177a_uvs/J0818+0742_C_uvs.log closed on Fri Feb 7 04:25:45 2014