! Started logfile: /scr/pima/bp171a5_uvs/J0646+4451_X_uvs.log on Sat Apr 20 03:58:50 2013 obs /scr/pima/bp171a5_uvs/J0646+4451_X_uva.fits ! Reading UV FITS file: /scr/pima/bp171a5_uvs/J0646+4451_X_uva.fits ! AN table 1: 8 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.794643 visibilities/baseline/integration-bin. ! Found source: J0646+4451 ! ! 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 7.40797e+09 3.2e+07 1 3.2e+07 ! 02 2 7.43997e+09 3.2e+07 1 3.2e+07 ! 03 3 7.47197e+09 3.2e+07 1 3.2e+07 ! 04 4 7.56797e+09 3.2e+07 1 3.2e+07 ! 05 5 7.75997e+09 3.2e+07 1 3.2e+07 ! 06 6 7.79197e+09 3.2e+07 1 3.2e+07 ! 07 7 7.82397e+09 3.2e+07 1 3.2e+07 ! 08 8 7.85597e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 0 lines of history. ! ! Reading 1424 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 /scr/pima/bp171a5_uvs/J0646+4451_X] 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. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.226754Jy sigma=1.574450 ! Fit after self-cal, rms=1.070108Jy sigma=0.756522 ! 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=1.51 mas, bmaj=4.259 mas, bpa=76.67 degrees ! Estimated noise=44.9842 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 = 1.38847 Jy ! Component: 100 - total flux cleaned = 1.69258 Jy ! Total flux subtracted in 100 components = 1.69258 Jy ! Clean residual min=-0.139290 max=0.134639 Jy/beam ! Clean residual mean=0.000170 rms=0.033411 Jy/beam ! Combined flux in latest and established models = 1.69258 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.69258 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=0.742951Jy sigma=0.524689 ! Fit after self-cal, rms=0.742035Jy sigma=0.524043 ! 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=1.823 mas, bmaj=4.392 mas, bpa=75.66 degrees ! Estimated noise=26.5819 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 = 0.0971146 Jy ! Component: 100 - total flux cleaned = 0.157903 Jy ! Component: 150 - total flux cleaned = 0.198576 Jy ! Component: 200 - total flux cleaned = 0.228143 Jy ! Total flux subtracted in 200 components = 0.228143 Jy ! Clean residual min=-0.117040 max=0.095810 Jy/beam ! Clean residual mean=-0.000284 rms=0.027551 Jy/beam ! Combined flux in latest and established models = 1.92072 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 48 components and 1.92072 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=0.727769Jy sigma=0.513870 ! Fit after self-cal, rms=0.727747Jy sigma=0.513854 ! 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 1.05 FD 1.16 HN 0.91 KP 1.02 ! LA 1.02 NL 1.07 OV 1.05 PT 0.78 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.07 HN 0.89 KP 1.02 ! LA 0.97 NL 1.09 OV 0.99 PT 0.81 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 1.16 HN 0.94 KP 1.15 ! LA 0.94 NL 1.08 OV 1.04 PT 0.81 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.17 HN 0.99 KP 1.00 ! LA 0.98 NL 1.04 OV 1.02 PT 0.83 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.07 HN 0.97 KP 1.14 ! LA 0.98 NL 1.01 OV 1.01 PT 0.80 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.08 HN 1.05 KP 1.12 ! LA 1.03 NL 1.05 OV 1.05 PT 0.82 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.09 HN 1.00 KP 1.10 ! LA 0.97 NL 1.08 OV 1.08 PT 0.81 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.09 HN 1.00 KP 1.16 ! LA 0.92 NL 1.04 OV 1.10 PT 0.76 ! ! ! Fit before self-cal, rms=0.727747Jy sigma=0.513854 ! Fit after self-cal, rms=0.701896Jy sigma=0.480588 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.82 mas, bmaj=4.424 mas, bpa=75.67 degrees ! Estimated noise=26.4235 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 = 0.00736975 Jy ! Component: 100 - total flux cleaned = 0.00647356 Jy ! Component: 150 - total flux cleaned = 0.00521475 Jy ! Component: 200 - total flux cleaned = 0.00439809 Jy ! Total flux subtracted in 200 components = 0.00439809 Jy ! Clean residual min=-0.037120 max=0.034841 Jy/beam ! Clean residual mean=0.000059 rms=0.009491 Jy/beam ! Combined flux in latest and established models = 1.92512 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 65 components and 1.92512 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=0.701588Jy sigma=0.480442 ! Fit after self-cal, rms=0.701609Jy sigma=0.480428 ! 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=0.701609Jy sigma=0.480428 ! Fit after self-cal, rms=0.703025Jy sigma=0.480363 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.814 mas, bmaj=4.432 mas, bpa=75.68 degrees ! Estimated noise=26.4537 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00435337 Jy ! Component: 100 - total flux cleaned = 0.00303933 Jy ! Component: 150 - total flux cleaned = 0.00219166 Jy ! Component: 200 - total flux cleaned = 0.00184064 Jy ! Total flux subtracted in 200 components = 0.00184064 Jy ! Clean residual min=-0.036995 max=0.033821 Jy/beam ! Clean residual mean=0.000068 rms=0.009259 Jy/beam ! Combined flux in latest and established models = 1.92696 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 73 components and 1.92696 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=0.702813Jy sigma=0.480259 ! Fit after self-cal, rms=0.702819Jy sigma=0.480256 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 = -0.000273993 Jy ! Component: 100 - total flux cleaned = -0.000535036 Jy ! Component: 150 - total flux cleaned = -0.000539809 Jy ! Component: 200 - total flux cleaned = -0.000652222 Jy ! Total flux subtracted in 200 components = -0.000652222 Jy ! Clean residual min=-0.036658 max=0.033843 Jy/beam ! Clean residual mean=0.000068 rms=0.009230 Jy/beam ! Combined flux in latest and established models = 1.92631 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 81 components and 1.92631 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=0.702767Jy sigma=0.480238 ! Fit after self-cal, rms=0.702774Jy sigma=0.480237 ! 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=0.702774Jy sigma=0.480237 ! Fit after self-cal, rms=0.703832Jy sigma=0.480158 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.808 mas, bmaj=4.442 mas, bpa=75.7 degrees ! Estimated noise=26.467 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00199855 Jy ! Component: 100 - total flux cleaned = 0.00136463 Jy ! Component: 150 - total flux cleaned = 0.000844363 Jy ! Component: 200 - total flux cleaned = 0.000565531 Jy ! Total flux subtracted in 200 components = 0.000565531 Jy ! Clean residual min=-0.036630 max=0.032970 Jy/beam ! Clean residual mean=0.000077 rms=0.009023 Jy/beam ! Combined flux in latest and established models = 1.92688 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 83 components and 1.92688 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=0.703688Jy sigma=0.480095 ! Fit after self-cal, rms=0.703691Jy sigma=0.480095 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 = -0.000110319 Jy ! Component: 100 - total flux cleaned = -0.000215112 Jy ! Component: 150 - total flux cleaned = -0.000312437 Jy ! Component: 200 - total flux cleaned = -0.000311549 Jy ! Total flux subtracted in 200 components = -0.000311549 Jy ! Clean residual min=-0.036365 max=0.033044 Jy/beam ! Clean residual mean=0.000077 rms=0.009006 Jy/beam ! Combined flux in latest and established models = 1.92656 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 85 components and 1.92656 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=0.703656Jy sigma=0.480084 ! Fit after self-cal, rms=0.703659Jy sigma=0.480083 ! 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=0.703659Jy sigma=0.480083 ! Fit after self-cal, rms=0.704607Jy sigma=0.480031 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.392 mas, bmaj=4.454 mas, bpa=73.62 degrees ! Estimated noise=28.2164 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00189975 Jy ! Component: 100 - total flux cleaned = -0.00188173 Jy ! Component: 150 - total flux cleaned = -0.00186497 Jy ! Component: 200 - total flux cleaned = -0.00198927 Jy ! Total flux subtracted in 200 components = -0.00198927 Jy ! Clean residual min=-0.044609 max=0.033671 Jy/beam ! Clean residual mean=0.000111 rms=0.011321 Jy/beam ! Combined flux in latest and established models = 1.92458 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 95 components and 1.92458 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=0.704505Jy sigma=0.479992 ! Fit after self-cal, rms=0.704505Jy sigma=0.479991 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 = -0.000112074 Jy ! Component: 100 - total flux cleaned = -0.000216448 Jy ! Component: 150 - total flux cleaned = -0.000317498 Jy ! Component: 200 - total flux cleaned = -0.000406961 Jy ! Total flux subtracted in 200 components = -0.000406961 Jy ! Clean residual min=-0.044369 max=0.033638 Jy/beam ! Clean residual mean=0.000111 rms=0.011310 Jy/beam ! Combined flux in latest and established models = 1.92417 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 104 components and 1.92417 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=0.704478Jy sigma=0.479983 ! Fit after self-cal, rms=0.704479Jy sigma=0.479983 ! 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=1.803 mas, bmaj=4.452 mas, bpa=75.71 degrees ! Estimated noise=26.477 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.803 x 4.452 at 75.71 degrees (North through East) ! Clean map min=-0.035792 max=1.7632 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=0.704479Jy sigma=0.479983 ! Fit after self-cal, rms=70.336441Jy sigma=0.037196 ! Inverting map and beam ! Estimated beam: bmin=1.812 mas, bmaj=4.465 mas, bpa=75.67 degrees ! Estimated noise=26.552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00929495 Jy ! Component: 100 - total flux cleaned = -0.0113575 Jy ! Component: 150 - total flux cleaned = -0.0124121 Jy ! Component: 200 - total flux cleaned = -0.0125403 Jy ! Total flux subtracted in 200 components = -0.0125403 Jy ! Clean residual min=-0.010747 max=0.010357 Jy/beam ! Clean residual mean=0.000025 rms=0.003131 Jy/beam ! Combined flux in latest and established models = 1.91163 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 113 components and 1.91163 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=70.336914Jy sigma=0.035451 ! Fit after self-cal, rms=70.337257Jy sigma=0.035449 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00025072 Jy ! Component: 100 - total flux cleaned = -0.000457014 Jy ! Component: 150 - total flux cleaned = -0.000638944 Jy ! Component: 200 - total flux cleaned = -0.000719686 Jy ! Total flux subtracted in 200 components = -0.000719686 Jy ! Clean residual min=-0.010628 max=0.010893 Jy/beam ! Clean residual mean=0.000025 rms=0.003072 Jy/beam ! Combined flux in latest and established models = 1.91091 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 115 components and 1.91091 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=70.337318Jy sigma=0.035153 ! Fit after self-cal, rms=70.337349Jy sigma=0.035151 ! 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=70.337349Jy sigma=0.035151 ! Fit after self-cal, rms=70.657059Jy sigma=0.034328 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=1.498 mas, bmaj=4.357 mas, bpa=76.64 degrees ! Estimated noise=44.1558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.36286 Jy ! Component: 100 - total flux cleaned = 1.66005 Jy ! Component: 150 - total flux cleaned = 1.73605 Jy ! Component: 200 - total flux cleaned = 1.77953 Jy ! Total flux subtracted in 200 components = 1.77953 Jy ! Clean residual min=-0.019898 max=0.033853 Jy/beam ! Clean residual mean=0.000040 rms=0.006516 Jy/beam ! Combined flux in latest and established models = 1.77953 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 46 model components to the UV plane model. ! The established model now contains 46 components and 1.77953 Jy ! Inverting map and beam ! Estimated beam: bmin=1.817 mas, bmaj=4.465 mas, bpa=75.64 degrees ! Estimated noise=26.5511 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) ! Added new window around map position (-28.4, -6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0458325 Jy ! Component: 100 - total flux cleaned = 0.0741848 Jy ! Component: 150 - total flux cleaned = 0.0927053 Jy ! Component: 200 - total flux cleaned = 0.102783 Jy ! Total flux subtracted in 200 components = 0.102783 Jy ! Clean residual min=-0.010655 max=0.014224 Jy/beam ! Clean residual mean=0.000014 rms=0.003124 Jy/beam ! Combined flux in latest and established models = 1.88231 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 90 components and 1.88231 Jy ! Inverting map ! Added new window around map position (29.8, 6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121114 Jy ! Component: 100 - total flux cleaned = 0.0140972 Jy ! Component: 150 - total flux cleaned = 0.0153352 Jy ! Component: 200 - total flux cleaned = 0.0163586 Jy ! Total flux subtracted in 200 components = 0.0163586 Jy ! Clean residual min=-0.007614 max=0.006821 Jy/beam ! Clean residual mean=0.000024 rms=0.002030 Jy/beam ! Combined flux in latest and established models = 1.89867 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 128 components and 1.89867 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=2.41 mas, bmaj=4.471 mas, bpa=73.47 degrees ! Estimated noise=28.1554 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00299424 Jy ! Component: 100 - total flux cleaned = 0.00314433 Jy ! Component: 150 - total flux cleaned = 0.00328132 Jy ! Component: 200 - total flux cleaned = 0.00340215 Jy ! Total flux subtracted in 200 components = 0.00340215 Jy ! Clean residual min=-0.007439 max=0.007322 Jy/beam ! Clean residual mean=0.000032 rms=0.002075 Jy/beam ! Combined flux in latest and established models = 1.90207 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 = 0.00010464 Jy ! Component: 100 - total flux cleaned = 0.000202386 Jy ! Component: 150 - total flux cleaned = 0.000298508 Jy ! Component: 200 - total flux cleaned = 0.00039093 Jy ! Total flux subtracted in 200 components = 0.00039093 Jy ! Clean residual min=-0.007039 max=0.007010 Jy/beam ! Clean residual mean=0.000032 rms=0.001935 Jy/beam ! Combined flux in latest and established models = 1.90246 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 182 components and 1.90246 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.817 mas, bmaj=4.465 mas, bpa=75.64 degrees ! Estimated noise=26.5511 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00072261 Jy ! Component: 100 - total flux cleaned = -0.000808098 Jy ! Component: 150 - total flux cleaned = -0.000497738 Jy ! Component: 200 - total flux cleaned = -0.00035514 Jy ! Total flux subtracted in 200 components = -0.00035514 Jy ! Clean residual min=-0.006167 max=0.005912 Jy/beam ! Clean residual mean=0.000021 rms=0.001578 Jy/beam ! Combined flux in latest and established models = 1.90211 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 215 components and 1.90211 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=70.656982Jy sigma=0.030006 ! Fit after self-cal, rms=70.656509Jy sigma=0.029986 wmodel /scr/pima/bp171a5_uvs/J0646+4451_X_map.mod ! Writing 215 model components to file: /scr/pima/bp171a5_uvs/J0646+4451_X_map.mod wobs /scr/pima/bp171a5_uvs/J0646+4451_X_uvs.fits ! Writing UV FITS file: /scr/pima/bp171a5_uvs/J0646+4451_X_uvs.fits wwins /scr/pima/bp171a5_uvs/J0646+4451_X_map.win ! wwins: Wrote 3 windows to /scr/pima/bp171a5_uvs/J0646+4451_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 = -0.000604601 Jy ! Component: 100 - total flux cleaned = -0.00012941 Jy ! Component: 150 - total flux cleaned = -0.000370038 Jy ! Component: 200 - total flux cleaned = -0.000678028 Jy ! Component: 250 - total flux cleaned = -0.00103364 Jy ! Component: 300 - total flux cleaned = -0.00123101 Jy ! Component: 350 - total flux cleaned = -0.00135095 Jy ! Component: 400 - total flux cleaned = -0.00134864 Jy ! Component: 450 - total flux cleaned = -0.00134852 Jy ! Component: 500 - total flux cleaned = -0.00145137 Jy ! Component: 550 - total flux cleaned = -0.00135357 Jy ! Component: 600 - total flux cleaned = -0.00116633 Jy ! Component: 650 - total flux cleaned = -0.00085488 Jy ! Component: 700 - total flux cleaned = -0.000516034 Jy ! Component: 750 - total flux cleaned = -0.000233387 Jy ! Component: 800 - total flux cleaned = 3.59219e-05 Jy ! Component: 850 - total flux cleaned = 0.00033193 Jy ! Component: 900 - total flux cleaned = 0.000686221 Jy ! Component: 950 - total flux cleaned = 0.000990151 Jy ! Component: 1000 - total flux cleaned = 0.00112039 Jy ! Component: 1050 - total flux cleaned = 0.00140276 Jy ! Component: 1100 - total flux cleaned = 0.00155428 Jy ! Component: 1150 - total flux cleaned = 0.00181831 Jy ! Component: 1200 - total flux cleaned = 0.00201795 Jy ! Component: 1250 - total flux cleaned = 0.00212867 Jy ! Component: 1300 - total flux cleaned = 0.00223682 Jy ! Component: 1350 - total flux cleaned = 0.00228978 Jy ! Component: 1400 - total flux cleaned = 0.00236672 Jy ! Component: 1450 - total flux cleaned = 0.00246636 Jy ! Component: 1500 - total flux cleaned = 0.00256426 Jy ! Component: 1550 - total flux cleaned = 0.00263648 Jy ! Component: 1600 - total flux cleaned = 0.00280066 Jy ! Component: 1650 - total flux cleaned = 0.00289246 Jy ! Component: 1700 - total flux cleaned = 0.00300531 Jy ! Component: 1750 - total flux cleaned = 0.00307257 Jy ! Component: 1800 - total flux cleaned = 0.00324833 Jy ! Component: 1850 - total flux cleaned = 0.00333501 Jy ! Component: 1900 - total flux cleaned = 0.00346352 Jy ! Component: 1950 - total flux cleaned = 0.0036323 Jy ! Component: 2000 - total flux cleaned = 0.00371541 Jy ! Component: 2050 - total flux cleaned = 0.0037978 Jy ! Component: 2100 - total flux cleaned = 0.00393991 Jy ! Component: 2150 - total flux cleaned = 0.00404005 Jy ! Component: 2200 - total flux cleaned = 0.00406 Jy ! Component: 2250 - total flux cleaned = 0.0042171 Jy ! Component: 2300 - total flux cleaned = 0.00425582 Jy ! Component: 2350 - total flux cleaned = 0.00433261 Jy ! Component: 2400 - total flux cleaned = 0.00440859 Jy ! Component: 2450 - total flux cleaned = 0.00442751 Jy ! Component: 2500 - total flux cleaned = 0.00446497 Jy ! Component: 2550 - total flux cleaned = 0.00450209 Jy ! Component: 2600 - total flux cleaned = 0.00453888 Jy ! Component: 2650 - total flux cleaned = 0.00459363 Jy ! Component: 2700 - total flux cleaned = 0.00466618 Jy ! Component: 2750 - total flux cleaned = 0.00468408 Jy ! Component: 2800 - total flux cleaned = 0.00470197 Jy ! Component: 2850 - total flux cleaned = 0.00475559 Jy ! Component: 2900 - total flux cleaned = 0.00479134 Jy ! Component: 2950 - total flux cleaned = 0.00482679 Jy ! Component: 3000 - total flux cleaned = 0.00493252 Jy ! Component: 3050 - total flux cleaned = 0.00500277 Jy ! Component: 3100 - total flux cleaned = 0.00503784 Jy ! Component: 3150 - total flux cleaned = 0.00514265 Jy ! Component: 3200 - total flux cleaned = 0.00519483 Jy ! Component: 3250 - total flux cleaned = 0.00526427 Jy ! Component: 3300 - total flux cleaned = 0.00526424 Jy ! Component: 3350 - total flux cleaned = 0.00535122 Jy ! Component: 3400 - total flux cleaned = 0.00533383 Jy ! Component: 3450 - total flux cleaned = 0.00540346 Jy ! Component: 3500 - total flux cleaned = 0.00550792 Jy ! Component: 3550 - total flux cleaned = 0.00554265 Jy ! Component: 3600 - total flux cleaned = 0.00561236 Jy ! Component: 3650 - total flux cleaned = 0.00561232 Jy ! Component: 3700 - total flux cleaned = 0.00562977 Jy ! Component: 3750 - total flux cleaned = 0.00566473 Jy ! Component: 3800 - total flux cleaned = 0.00566477 Jy ! Component: 3850 - total flux cleaned = 0.00568239 Jy ! Component: 3900 - total flux cleaned = 0.00566484 Jy ! Component: 3950 - total flux cleaned = 0.00568253 Jy ! Component: 4000 - total flux cleaned = 0.00570022 Jy ! Component: 4050 - total flux cleaned = 0.00571799 Jy ! Total flux subtracted in 4096 components = 0.00570018 Jy ! Clean residual min=-0.000944 max=0.001187 Jy/beam ! Clean residual mean=-0.000005 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 1.90781 Jy keep ! Adding 306 model components to the UV plane model. ! The established model now contains 521 components and 1.90781 Jy ![Exited script file: /home/lpetrov/bin/01_muppet] wmap "/scr/pima/bp171a5_uvs/J0646+4451_X\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.817 x 4.465 at 75.64 degrees (North through East) ! Clean map min=-0.0057732 max=1.7581 Jy/beam ! Writing clean map to FITS file: /scr/pima/bp171a5_uvs/J0646+4451_X_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.75815 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000328343 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0560266 0.0560266 0.112053 0.224106 0.448212 0.896425 1.79285 3.5857 7.1714 14.3428 28.6856 57.3712 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.758 quit ! Quitting program ! Log file /scr/pima/bp171a5_uvs/J0646+4451_X_uvs.log closed on Sat Apr 20 03:58:54 2013