! Started logfile: /d2/scr/pima/bp177f_uvs/J1927+6117_X_uvs.log on Fri Mar 21 07:34:16 2014 obs /d2/scr/pima/bp177f_uvs/J1927+6117_X_uva.fits ! Reading UV FITS file: /d2/scr/pima/bp177f_uvs/J1927+6117_X_uva.fits ! AN table 1: 3 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1927+6117 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 0 lines of history. ! ! Reading 1080 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/home/lpetrov/bin/01_muppet /d2/scr/pima/bp177f_uvs/J1927+6117_X] 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 0.200x0.200 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. ! ! 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=1.317335Jy sigma=49.186348 ! Fit after self-cal, rms=0.276394Jy sigma=10.564231 ! 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=0.727 mas, bmaj=3.119 mas, bpa=-48.41 degrees ! Estimated noise=0.906551 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 = 0.576321 Jy ! Component: 100 - total flux cleaned = 0.708544 Jy ! Total flux subtracted in 100 components = 0.708544 Jy ! Clean residual min=-0.033183 max=0.052978 Jy/beam ! Clean residual mean=-0.000003 rms=0.009626 Jy/beam ! Combined flux in latest and established models = 0.708544 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.708544 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=0.196699Jy sigma=6.495632 ! Fit after self-cal, rms=0.196691Jy sigma=6.494075 ! 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=0.9309 mas, bmaj=3.034 mas, bpa=-49.91 degrees ! Estimated noise=0.604907 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 = 0.0871344 Jy ! Component: 100 - total flux cleaned = 0.14256 Jy ! Component: 150 - total flux cleaned = 0.18267 Jy ! Component: 200 - total flux cleaned = 0.212871 Jy ! Total flux subtracted in 200 components = 0.212871 Jy ! Clean residual min=-0.033782 max=0.029509 Jy/beam ! Clean residual mean=-0.000027 rms=0.007198 Jy/beam ! Combined flux in latest and established models = 0.921415 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 27 components and 0.921415 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=0.136945Jy sigma=4.358469 ! Fit after self-cal, rms=0.136869Jy sigma=4.336672 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9309 x 3.034 at -49.91 degrees (North through East) ! Clean map min=-0.031397 max=0.76584 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 1.00* HN 1.00* KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* OV 1.00* ! PT 1.00* SC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.88 KP 0.91 ! LA 1.02 MK 0.98 NL 1.08 OV 0.87 ! PT 0.86 SC 1.10 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.07 HN 0.95 KP 1.04 ! LA 1.00 MK 1.02 NL 1.09 OV 0.92 ! PT 0.88 SC 1.16 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* OV 1.00* ! PT 1.00* SC 1.00* ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.00 KP 1.01 ! LA 1.01 MK 0.97 NL 1.01 OV 0.90 ! PT 0.86 SC 1.17 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* OV 1.00* ! PT 1.00* SC 1.00* ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* OV 1.00* ! PT 1.00* SC 1.00* ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* OV 1.00* ! PT 1.00* SC 1.00* ! ! ! Fit before self-cal, rms=0.136869Jy sigma=4.336672 ! Fit after self-cal, rms=0.122520Jy sigma=3.727582 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9364 mas, bmaj=3.027 mas, bpa=-50.01 degrees ! Estimated noise=0.595748 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 = 0.0185904 Jy ! Component: 100 - total flux cleaned = 0.0308569 Jy ! Component: 150 - total flux cleaned = 0.0387424 Jy ! Component: 200 - total flux cleaned = 0.0431229 Jy ! Total flux subtracted in 200 components = 0.0431229 Jy ! Clean residual min=-0.020979 max=0.015713 Jy/beam ! Clean residual mean=-0.000032 rms=0.004262 Jy/beam ! Combined flux in latest and established models = 0.964538 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 43 components and 0.964538 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=0.117358Jy sigma=3.606648 ! Fit after self-cal, rms=0.117229Jy sigma=3.603307 ! 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=0.117229Jy sigma=3.603307 ! Fit after self-cal, rms=0.108310Jy sigma=3.017542 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9405 mas, bmaj=3.016 mas, bpa=-50.13 degrees ! Estimated noise=0.597886 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00634294 Jy ! Component: 100 - total flux cleaned = 0.00697872 Jy ! Component: 150 - total flux cleaned = 0.00697435 Jy ! Component: 200 - total flux cleaned = 0.00723648 Jy ! Total flux subtracted in 200 components = 0.00723648 Jy ! Clean residual min=-0.012617 max=0.010552 Jy/beam ! Clean residual mean=-0.000024 rms=0.003008 Jy/beam ! Combined flux in latest and established models = 0.971775 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 54 components and 0.971775 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=0.106805Jy sigma=3.001849 ! Fit after self-cal, rms=0.106731Jy sigma=3.000849 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 = 0.000326114 Jy ! Component: 100 - total flux cleaned = 0.000323121 Jy ! Component: 150 - total flux cleaned = 0.000611697 Jy ! Component: 200 - total flux cleaned = 0.00105727 Jy ! Total flux subtracted in 200 components = 0.00105727 Jy ! Clean residual min=-0.012505 max=0.010471 Jy/beam ! Clean residual mean=-0.000024 rms=0.002984 Jy/beam ! Combined flux in latest and established models = 0.972832 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 61 components and 0.972832 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=0.106350Jy sigma=2.998864 ! Fit after self-cal, rms=0.106332Jy sigma=2.998483 ! 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=0.106332Jy sigma=2.998483 ! Fit after self-cal, rms=0.106763Jy sigma=2.991013 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9412 mas, bmaj=3.011 mas, bpa=-50.14 degrees ! Estimated noise=0.597274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00223874 Jy ! Component: 100 - total flux cleaned = 0.00277836 Jy ! Component: 150 - total flux cleaned = 0.00296366 Jy ! Component: 200 - total flux cleaned = 0.00330349 Jy ! Total flux subtracted in 200 components = 0.00330349 Jy ! Clean residual min=-0.012225 max=0.010546 Jy/beam ! Clean residual mean=-0.000021 rms=0.002955 Jy/beam ! Combined flux in latest and established models = 0.976135 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 66 components and 0.976135 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=0.106362Jy sigma=2.989805 ! Fit after self-cal, rms=0.106354Jy sigma=2.989683 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 = 8.06224e-05 Jy ! Component: 100 - total flux cleaned = 0.000308511 Jy ! Component: 150 - total flux cleaned = 0.000593624 Jy ! Component: 200 - total flux cleaned = 0.000729467 Jy ! Total flux subtracted in 200 components = 0.000729467 Jy ! Clean residual min=-0.012371 max=0.010492 Jy/beam ! Clean residual mean=-0.000021 rms=0.002946 Jy/beam ! Combined flux in latest and established models = 0.976865 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 74 components and 0.976865 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=0.106179Jy sigma=2.988477 ! Fit after self-cal, rms=0.106177Jy sigma=2.988399 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.106177Jy sigma=2.988399 ! Fit after self-cal, rms=0.106124Jy sigma=2.986593 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.118 mas, bmaj=3.258 mas, bpa=-58.35 degrees ! Estimated noise=0.724351 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00310038 Jy ! Component: 100 - total flux cleaned = 0.00386456 Jy ! Component: 150 - total flux cleaned = 0.00408987 Jy ! Component: 200 - total flux cleaned = 0.00430212 Jy ! Total flux subtracted in 200 components = 0.00430212 Jy ! Clean residual min=-0.014834 max=0.011255 Jy/beam ! Clean residual mean=-0.000041 rms=0.003490 Jy/beam ! Combined flux in latest and established models = 0.981167 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 80 components and 0.981167 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=0.105899Jy sigma=2.988894 ! Fit after self-cal, rms=0.105929Jy sigma=2.988720 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 = 0.00022159 Jy ! Component: 100 - total flux cleaned = 0.000289245 Jy ! Component: 150 - total flux cleaned = 0.000291965 Jy ! Component: 200 - total flux cleaned = 0.000413669 Jy ! Total flux subtracted in 200 components = 0.000413669 Jy ! Clean residual min=-0.014761 max=0.011265 Jy/beam ! Clean residual mean=-0.000041 rms=0.003470 Jy/beam ! Combined flux in latest and established models = 0.98158 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 84 components and 0.98158 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=0.105839Jy sigma=2.988215 ! Fit after self-cal, rms=0.105887Jy sigma=2.988093 ! 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=0.9414 mas, bmaj=3.009 mas, bpa=-50.14 degrees ! Estimated noise=0.596722 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9414 x 3.009 at -50.14 degrees (North through East) ! Clean map min=-0.011709 max=0.75078 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.105887Jy sigma=2.988093 ! Fit after self-cal, rms=0.096804Jy sigma=2.512327 ! Inverting map and beam ! Estimated beam: bmin=0.9431 mas, bmaj=3.012 mas, bpa=-50.12 degrees ! Estimated noise=0.59471 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00475219 Jy ! Component: 100 - total flux cleaned = -0.00769942 Jy ! Component: 150 - total flux cleaned = -0.00950127 Jy ! Component: 200 - total flux cleaned = -0.0102571 Jy ! Total flux subtracted in 200 components = -0.0102571 Jy ! Clean residual min=-0.010793 max=0.008908 Jy/beam ! Clean residual mean=-0.000019 rms=0.002590 Jy/beam ! Combined flux in latest and established models = 0.971323 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 91 components and 0.971323 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=0.096416Jy sigma=2.502034 ! Fit after self-cal, rms=0.096427Jy sigma=2.501787 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00054392 Jy ! Component: 100 - total flux cleaned = -0.000659149 Jy ! Component: 150 - total flux cleaned = -0.000657537 Jy ! Component: 200 - total flux cleaned = -0.000658734 Jy ! Total flux subtracted in 200 components = -0.000658734 Jy ! Clean residual min=-0.010964 max=0.008893 Jy/beam ! Clean residual mean=-0.000019 rms=0.002587 Jy/beam ! Combined flux in latest and established models = 0.970665 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 93 components and 0.970665 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=0.096342Jy sigma=2.499783 ! Fit after self-cal, rms=0.096340Jy sigma=2.499725 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.096340Jy sigma=2.499725 ! Fit after self-cal, rms=0.095760Jy sigma=2.492430 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=0.7366 mas, bmaj=3.087 mas, bpa=-48.57 degrees ! Estimated noise=0.905093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.575109 Jy ! Component: 100 - total flux cleaned = 0.70616 Jy ! Component: 150 - total flux cleaned = 0.763128 Jy ! Component: 200 - total flux cleaned = 0.800778 Jy ! Total flux subtracted in 200 components = 0.800778 Jy ! Clean residual min=-0.019788 max=0.024696 Jy/beam ! Clean residual mean=-0.000006 rms=0.004815 Jy/beam ! Combined flux in latest and established models = 0.800778 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.800778 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9438 mas, bmaj=3.012 mas, bpa=-50.1 degrees ! Estimated noise=0.592146 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 = 0.0416543 Jy ! Component: 100 - total flux cleaned = 0.0696682 Jy ! Component: 150 - total flux cleaned = 0.0903971 Jy ! Component: 200 - total flux cleaned = 0.106167 Jy ! Total flux subtracted in 200 components = 0.106167 Jy ! Clean residual min=-0.012368 max=0.014959 Jy/beam ! Clean residual mean=-0.000024 rms=0.003415 Jy/beam ! Combined flux in latest and established models = 0.906945 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 39 components and 0.906945 Jy ! Inverting map ! Added new window around map position (21.8, -29.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141038 Jy ! Component: 100 - total flux cleaned = 0.021277 Jy ! Component: 150 - total flux cleaned = 0.0272021 Jy ! Component: 200 - total flux cleaned = 0.0312838 Jy ! Total flux subtracted in 200 components = 0.0312838 Jy ! Clean residual min=-0.010887 max=0.010435 Jy/beam ! Clean residual mean=-0.000020 rms=0.002651 Jy/beam ! Combined flux in latest and established models = 0.938229 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 62 components and 0.938228 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.126 mas, bmaj=3.261 mas, bpa=-58.25 degrees ! Estimated noise=0.71637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00634455 Jy ! Component: 100 - total flux cleaned = 0.00905346 Jy ! Component: 150 - total flux cleaned = 0.0106674 Jy ! Component: 200 - total flux cleaned = 0.0115982 Jy ! Total flux subtracted in 200 components = 0.0115982 Jy ! Clean residual min=-0.011255 max=0.010161 Jy/beam ! Clean residual mean=-0.000034 rms=0.002896 Jy/beam ! Combined flux in latest and established models = 0.949827 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 = 0.000157431 Jy ! Component: 100 - total flux cleaned = 0.000155582 Jy ! Component: 150 - total flux cleaned = 1.54186e-05 Jy ! Component: 200 - total flux cleaned = -0.000114794 Jy ! Total flux subtracted in 200 components = -0.000114794 Jy ! Clean residual min=-0.011463 max=0.009221 Jy/beam ! Clean residual mean=-0.000035 rms=0.002781 Jy/beam ! Combined flux in latest and established models = 0.949712 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 87 components and 0.949712 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9438 mas, bmaj=3.012 mas, bpa=-50.1 degrees ! Estimated noise=0.592146 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0012651 Jy ! Component: 100 - total flux cleaned = -0.0017809 Jy ! Component: 150 - total flux cleaned = -0.00194675 Jy ! Component: 200 - total flux cleaned = -0.0022483 Jy ! Total flux subtracted in 200 components = -0.0022483 Jy ! Clean residual min=-0.010259 max=0.009515 Jy/beam ! Clean residual mean=-0.000018 rms=0.002285 Jy/beam ! Combined flux in latest and established models = 0.947464 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 115 components and 0.947464 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=0.093160Jy sigma=2.432576 ! Fit after self-cal, rms=0.093183Jy sigma=2.421774 wmodel /d2/scr/pima/bp177f_uvs/J1927+6117_X_map.mod ! Writing 115 model components to file: /d2/scr/pima/bp177f_uvs/J1927+6117_X_map.mod wobs /d2/scr/pima/bp177f_uvs/J1927+6117_X_uvs.fits ! Writing UV FITS file: /d2/scr/pima/bp177f_uvs/J1927+6117_X_uvs.fits wwins /d2/scr/pima/bp177f_uvs/J1927+6117_X_map.win ! wwins: Wrote 2 windows to /d2/scr/pima/bp177f_uvs/J1927+6117_X_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 = -0.00167839 Jy ! Component: 100 - total flux cleaned = -0.00408025 Jy ! Component: 150 - total flux cleaned = -0.00619248 Jy ! Component: 200 - total flux cleaned = -0.00765764 Jy ! Component: 250 - total flux cleaned = -0.00905485 Jy ! Component: 300 - total flux cleaned = -0.0100283 Jy ! Component: 350 - total flux cleaned = -0.0111966 Jy ! Component: 400 - total flux cleaned = -0.0120983 Jy ! Component: 450 - total flux cleaned = -0.0127535 Jy ! Component: 500 - total flux cleaned = -0.0136024 Jy ! Component: 550 - total flux cleaned = -0.014326 Jy ! Component: 600 - total flux cleaned = -0.0150287 Jy ! Component: 650 - total flux cleaned = -0.0155172 Jy ! Component: 700 - total flux cleaned = -0.0158045 Jy ! Component: 750 - total flux cleaned = -0.0163656 Jy ! Component: 800 - total flux cleaned = -0.0166388 Jy ! Component: 850 - total flux cleaned = -0.0169069 Jy ! Component: 900 - total flux cleaned = -0.0173437 Jy ! Component: 950 - total flux cleaned = -0.0176866 Jy ! Component: 1000 - total flux cleaned = -0.0180221 Jy ! Component: 1050 - total flux cleaned = -0.0182695 Jy ! Component: 1100 - total flux cleaned = -0.018431 Jy ! Component: 1150 - total flux cleaned = -0.018985 Jy ! Component: 1200 - total flux cleaned = -0.0192167 Jy ! Component: 1250 - total flux cleaned = -0.0192926 Jy ! Component: 1300 - total flux cleaned = -0.0196666 Jy ! Component: 1350 - total flux cleaned = -0.0198877 Jy ! Component: 1400 - total flux cleaned = -0.0200323 Jy ! Component: 1450 - total flux cleaned = -0.0203165 Jy ! Component: 1500 - total flux cleaned = -0.0202468 Jy ! Component: 1550 - total flux cleaned = -0.020453 Jy ! Component: 1600 - total flux cleaned = -0.0203854 Jy ! Component: 1650 - total flux cleaned = -0.0203204 Jy ! Component: 1700 - total flux cleaned = -0.0207135 Jy ! Component: 1750 - total flux cleaned = -0.0207128 Jy ! Component: 1800 - total flux cleaned = -0.0205854 Jy ! Component: 1850 - total flux cleaned = -0.0206483 Jy ! Component: 1900 - total flux cleaned = -0.020524 Jy ! Component: 1950 - total flux cleaned = -0.0207057 Jy ! Component: 2000 - total flux cleaned = -0.0206446 Jy ! Component: 2050 - total flux cleaned = -0.0205857 Jy ! Component: 2100 - total flux cleaned = -0.020469 Jy ! Component: 2150 - total flux cleaned = -0.020354 Jy ! Component: 2200 - total flux cleaned = -0.0202401 Jy ! Component: 2250 - total flux cleaned = -0.0202962 Jy ! Component: 2300 - total flux cleaned = -0.0201847 Jy ! Component: 2350 - total flux cleaned = -0.0201298 Jy ! Component: 2400 - total flux cleaned = -0.0200216 Jy ! Component: 2450 - total flux cleaned = -0.0199153 Jy ! Component: 2500 - total flux cleaned = -0.0198108 Jy ! Component: 2550 - total flux cleaned = -0.019759 Jy ! Component: 2600 - total flux cleaned = -0.0198096 Jy ! Component: 2650 - total flux cleaned = -0.0198089 Jy ! Component: 2700 - total flux cleaned = -0.0195559 Jy ! Component: 2750 - total flux cleaned = -0.0195558 Jy ! Component: 2800 - total flux cleaned = -0.019605 Jy ! Component: 2850 - total flux cleaned = -0.019556 Jy ! Component: 2900 - total flux cleaned = -0.0193132 Jy ! Component: 2950 - total flux cleaned = -0.0192651 Jy ! Component: 3000 - total flux cleaned = -0.0191231 Jy ! Component: 3050 - total flux cleaned = -0.0189824 Jy ! Component: 3100 - total flux cleaned = -0.0188895 Jy ! Component: 3150 - total flux cleaned = -0.0186592 Jy ! Component: 3200 - total flux cleaned = -0.0187508 Jy ! Component: 3250 - total flux cleaned = -0.0185249 Jy ! Component: 3300 - total flux cleaned = -0.0184807 Jy ! Component: 3350 - total flux cleaned = -0.018347 Jy ! Component: 3400 - total flux cleaned = -0.0182588 Jy ! Component: 3450 - total flux cleaned = -0.0180846 Jy ! Component: 3500 - total flux cleaned = -0.0179982 Jy ! Component: 3550 - total flux cleaned = -0.0179551 Jy ! Component: 3600 - total flux cleaned = -0.0178695 Jy ! Component: 3650 - total flux cleaned = -0.0177852 Jy ! Component: 3700 - total flux cleaned = -0.0177432 Jy ! Component: 3750 - total flux cleaned = -0.0177431 Jy ! Component: 3800 - total flux cleaned = -0.0177019 Jy ! Component: 3850 - total flux cleaned = -0.0176611 Jy ! Component: 3900 - total flux cleaned = -0.0175793 Jy ! Component: 3950 - total flux cleaned = -0.0174982 Jy ! Component: 4000 - total flux cleaned = -0.017418 Jy ! Component: 4050 - total flux cleaned = -0.0174577 Jy ! Total flux subtracted in 4096 components = -0.0173782 Jy ! Clean residual min=-0.002131 max=0.002414 Jy/beam ! Clean residual mean=-0.000010 rms=0.000769 Jy/beam ! Combined flux in latest and established models = 0.930086 Jy keep ! Adding 326 model components to the UV plane model. ! The established model now contains 441 components and 0.930085 Jy ![Exited script file: /home/lpetrov/bin/01_muppet] wmap "/d2/scr/pima/bp177f_uvs/J1927+6117_X\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9438 x 3.012 at -50.1 degrees (North through East) ! Clean map min=-0.0084282 max=0.74608 Jy/beam ! Writing clean map to FITS file: /d2/scr/pima/bp177f_uvs/J1927+6117_X_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.746078 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000778494 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.313034 0.313034 0.626069 1.25214 2.50428 5.00855 10.0171 20.0342 40.0684 80.1368 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.746 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 958.36 quit ! Quitting program ! Log file /d2/scr/pima/bp177f_uvs/J1927+6117_X_uvs.log closed on Fri Mar 21 07:34:21 2014