! Started logfile: /scr/pima/bp171a5_uvs/J0646+4451_C_uvs.log on Sat Apr 20 01:30:49 2013 obs /scr/pima/bp171a5_uvs/J0646+4451_C_uva.fits ! Reading UV FITS file: /scr/pima/bp171a5_uvs/J0646+4451_C_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 4.14397e+09 3.2e+07 1 3.2e+07 ! 02 2 4.17597e+09 3.2e+07 1 3.2e+07 ! 03 3 4.20797e+09 3.2e+07 1 3.2e+07 ! 04 4 4.23997e+09 3.2e+07 1 3.2e+07 ! 05 5 4.43197e+09 3.2e+07 1 3.2e+07 ! 06 6 4.52797e+09 3.2e+07 1 3.2e+07 ! 07 7 4.55997e+09 3.2e+07 1 3.2e+07 ! 08 8 4.59197e+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 = 0.3 print "taper_size =",taper_size ! taper_size = 40 ![@/home/lpetrov/bin/01_muppet /scr/pima/bp171a5_uvs/J0646+4451_C] 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. ! 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=2.082484Jy sigma=1.472437 ! Fit after self-cal, rms=1.073773Jy sigma=0.759117 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.805 mas, bmaj=7.569 mas, bpa=78.03 degrees ! Estimated noise=38.3301 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 = 1.43393 Jy ! Component: 100 - total flux cleaned = 1.74662 Jy ! Total flux subtracted in 100 components = 1.74662 Jy ! Clean residual min=-0.067620 max=0.102025 Jy/beam ! Clean residual mean=0.000518 rms=0.022071 Jy/beam ! Combined flux in latest and established models = 1.74662 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 1.74662 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=0.717072Jy sigma=0.506319 ! Fit after self-cal, rms=0.716413Jy sigma=0.505854 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.192 mas, bmaj=7.691 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 = 0.0561374 Jy ! Component: 100 - total flux cleaned = 0.0792034 Jy ! Component: 150 - total flux cleaned = 0.0853758 Jy ! Component: 200 - total flux cleaned = 0.0872406 Jy ! Total flux subtracted in 200 components = 0.0872406 Jy ! Clean residual min=-0.064634 max=0.064547 Jy/beam ! Clean residual mean=-0.000024 rms=0.016631 Jy/beam ! Combined flux in latest and established models = 1.83386 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 26 components and 1.83386 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=0.712663Jy sigma=0.503152 ! Fit after self-cal, rms=0.712584Jy sigma=0.503097 ! 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 0.96 FD 1.09 HN 0.94 KP 0.96 ! LA 1.05 NL 1.04 OV 1.02 PT 0.84 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.15 HN 0.95 KP 0.99 ! LA 1.11 NL 1.07 OV 1.08 PT 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.11 HN 0.96 KP 1.04 ! LA 1.04 NL 1.07 OV 1.04 PT 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.12 HN 0.94 KP 1.03 ! LA 1.06 NL 0.96 OV 1.02 PT 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.94 KP 1.04 ! LA 1.08 NL 0.98 OV 1.01 PT 0.85 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.98 KP 1.06 ! LA 1.13 NL 0.96 OV 1.02 PT 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.93 KP 0.99 ! LA 1.04 NL 0.98 OV 1.02 PT 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.94 KP 1.06 ! LA 1.04 NL 0.95 OV 1.03 PT 0.86 ! ! ! Fit before self-cal, rms=0.712584Jy sigma=0.503097 ! Fit after self-cal, rms=0.705922Jy sigma=0.488249 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.148 mas, bmaj=7.706 mas, bpa=75.8 degrees ! Estimated noise=26.5329 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 = 0.0263422 Jy ! Component: 100 - total flux cleaned = 0.0360115 Jy ! Component: 150 - total flux cleaned = 0.0351483 Jy ! Component: 200 - total flux cleaned = 0.0344295 Jy ! Total flux subtracted in 200 components = 0.0344295 Jy ! Clean residual min=-0.032852 max=0.031614 Jy/beam ! Clean residual mean=-0.000259 rms=0.009099 Jy/beam ! Combined flux in latest and established models = 1.86829 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 44 components and 1.86829 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=0.704945Jy sigma=0.487642 ! Fit after self-cal, rms=0.704956Jy sigma=0.487627 ! 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=0.704956Jy sigma=0.487627 ! Fit after self-cal, rms=0.707192Jy sigma=0.487311 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.127 mas, bmaj=7.72 mas, bpa=75.86 degrees ! Estimated noise=26.5709 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0187364 Jy ! Component: 100 - total flux cleaned = 0.0226105 Jy ! Component: 150 - total flux cleaned = 0.0216678 Jy ! Component: 200 - total flux cleaned = 0.0211119 Jy ! Total flux subtracted in 200 components = 0.0211119 Jy ! Clean residual min=-0.031960 max=0.028990 Jy/beam ! Clean residual mean=-0.000234 rms=0.008427 Jy/beam ! Combined flux in latest and established models = 1.8894 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 48 components and 1.8894 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=0.706694Jy sigma=0.486993 ! Fit after self-cal, rms=0.706697Jy sigma=0.486990 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 = -0.000571922 Jy ! Component: 100 - total flux cleaned = -0.00103819 Jy ! Component: 150 - total flux cleaned = -0.00152969 Jy ! Component: 200 - total flux cleaned = -0.0017742 Jy ! Total flux subtracted in 200 components = -0.0017742 Jy ! Clean residual min=-0.032129 max=0.028658 Jy/beam ! Clean residual mean=-0.000227 rms=0.008410 Jy/beam ! Combined flux in latest and established models = 1.88763 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 67 components and 1.88763 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=0.706662Jy sigma=0.486973 ! Fit after self-cal, rms=0.706667Jy sigma=0.486972 ! 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=0.706667Jy sigma=0.486972 ! Fit after self-cal, rms=0.707971Jy sigma=0.486750 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.109 mas, bmaj=7.738 mas, bpa=75.91 degrees ! Estimated noise=26.5726 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133229 Jy ! Component: 100 - total flux cleaned = 0.0145216 Jy ! Component: 150 - total flux cleaned = 0.013474 Jy ! Component: 200 - total flux cleaned = 0.0126197 Jy ! Total flux subtracted in 200 components = 0.0126197 Jy ! Clean residual min=-0.031100 max=0.026790 Jy/beam ! Clean residual mean=-0.000208 rms=0.007963 Jy/beam ! Combined flux in latest and established models = 1.90025 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 71 components and 1.90025 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=0.707707Jy sigma=0.486594 ! Fit after self-cal, rms=0.707710Jy sigma=0.486594 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 = -0.00047497 Jy ! Component: 100 - total flux cleaned = -0.000873401 Jy ! Component: 150 - total flux cleaned = -0.00104504 Jy ! Component: 200 - total flux cleaned = -0.00112093 Jy ! Total flux subtracted in 200 components = -0.00112093 Jy ! Clean residual min=-0.031160 max=0.026623 Jy/beam ! Clean residual mean=-0.000203 rms=0.007953 Jy/beam ! Combined flux in latest and established models = 1.89913 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 81 components and 1.89913 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=0.707685Jy sigma=0.486583 ! Fit after self-cal, rms=0.707688Jy sigma=0.486583 ! 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=0.707688Jy sigma=0.486583 ! Fit after self-cal, rms=0.708890Jy sigma=0.486465 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.097 mas, bmaj=7.74 mas, bpa=74.07 degrees ! Estimated noise=28.7114 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00542211 Jy ! Component: 100 - total flux cleaned = 0.00499457 Jy ! Component: 150 - total flux cleaned = 0.00511823 Jy ! Component: 200 - total flux cleaned = 0.00500927 Jy ! Total flux subtracted in 200 components = 0.00500927 Jy ! Clean residual min=-0.039325 max=0.029248 Jy/beam ! Clean residual mean=-0.000261 rms=0.010037 Jy/beam ! Combined flux in latest and established models = 1.90414 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 82 components and 1.90414 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=0.708738Jy sigma=0.486385 ! Fit after self-cal, rms=0.708740Jy sigma=0.486385 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 = -0.000196884 Jy ! Component: 100 - total flux cleaned = -0.000198281 Jy ! Component: 150 - total flux cleaned = -0.0003645 Jy ! Component: 200 - total flux cleaned = -0.000445628 Jy ! Total flux subtracted in 200 components = -0.000445628 Jy ! Clean residual min=-0.039200 max=0.029186 Jy/beam ! Clean residual mean=-0.000255 rms=0.010024 Jy/beam ! Combined flux in latest and established models = 1.90369 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 93 components and 1.90369 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=0.708723Jy sigma=0.486375 ! Fit after self-cal, rms=0.708723Jy sigma=0.486375 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=3.096 mas, bmaj=7.755 mas, bpa=75.95 degrees ! Estimated noise=26.573 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.096 x 7.755 at 75.95 degrees (North through East) ! Clean map min=-0.030251 max=1.8008 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=0.708723Jy sigma=0.486375 ! Fit after self-cal, rms=141.805359Jy sigma=0.034810 ! Inverting map and beam ! Estimated beam: bmin=3.111 mas, bmaj=7.773 mas, bpa=75.93 degrees ! Estimated noise=26.6402 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00970069 Jy ! Component: 100 - total flux cleaned = -0.0108867 Jy ! Component: 150 - total flux cleaned = -0.0114332 Jy ! Component: 200 - total flux cleaned = -0.0115947 Jy ! Total flux subtracted in 200 components = -0.0115947 Jy ! Clean residual min=-0.009471 max=0.009152 Jy/beam ! Clean residual mean=0.000005 rms=0.002446 Jy/beam ! Combined flux in latest and established models = 1.8921 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 120 components and 1.8921 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=141.805603Jy sigma=0.032359 ! Fit after self-cal, rms=141.806503Jy sigma=0.032357 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000160911 Jy ! Component: 100 - total flux cleaned = -0.000382373 Jy ! Component: 150 - total flux cleaned = -0.000476491 Jy ! Component: 200 - total flux cleaned = -0.000473339 Jy ! Total flux subtracted in 200 components = -0.000473339 Jy ! Clean residual min=-0.009034 max=0.010020 Jy/beam ! Clean residual mean=0.000002 rms=0.002372 Jy/beam ! Combined flux in latest and established models = 1.89162 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 135 components and 1.89162 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=141.806534Jy sigma=0.031961 ! Fit after self-cal, rms=141.806656Jy sigma=0.031961 ! 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=141.806656Jy sigma=0.031961 ! Fit after self-cal, rms=143.140640Jy sigma=0.030839 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.733 mas, bmaj=7.717 mas, bpa=78.12 degrees ! Estimated noise=37.518 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.4036 Jy ! Component: 100 - total flux cleaned = 1.70967 Jy ! Component: 150 - total flux cleaned = 1.78147 Jy ! Component: 200 - total flux cleaned = 1.81487 Jy ! Total flux subtracted in 200 components = 1.81487 Jy ! Clean residual min=-0.012090 max=0.022579 Jy/beam ! Clean residual mean=0.000116 rms=0.004298 Jy/beam ! Combined flux in latest and established models = 1.81487 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 36 model components to the UV plane model. ! The established model now contains 36 components and 1.81487 Jy ! Inverting map and beam ! Estimated beam: bmin=3.12 mas, bmaj=7.771 mas, bpa=75.91 degrees ! Estimated noise=26.6386 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 (-49.8, -11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0270852 Jy ! Component: 100 - total flux cleaned = 0.0440275 Jy ! Component: 150 - total flux cleaned = 0.055452 Jy ! Component: 200 - total flux cleaned = 0.0621634 Jy ! Total flux subtracted in 200 components = 0.0621634 Jy ! Clean residual min=-0.007834 max=0.010397 Jy/beam ! Clean residual mean=-0.000034 rms=0.002092 Jy/beam ! Combined flux in latest and established models = 1.87703 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 92 components and 1.87703 Jy ! Inverting map ! Added new window around map position (49.8, 10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00765448 Jy ! Component: 100 - total flux cleaned = 0.00956789 Jy ! Component: 150 - total flux cleaned = 0.0103557 Jy ! Component: 200 - total flux cleaned = 0.0103554 Jy ! Total flux subtracted in 200 components = 0.0103554 Jy ! Clean residual min=-0.005902 max=0.004339 Jy/beam ! Clean residual mean=-0.000039 rms=0.001444 Jy/beam ! Combined flux in latest and established models = 1.88738 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 125 components and 1.88739 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=4.129 mas, bmaj=7.765 mas, bpa=73.98 degrees ! Estimated noise=28.6319 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166842 Jy ! Component: 100 - total flux cleaned = 0.00270605 Jy ! Component: 150 - total flux cleaned = 0.00306108 Jy ! Component: 200 - total flux cleaned = 0.00322244 Jy ! Total flux subtracted in 200 components = 0.00322244 Jy ! Clean residual min=-0.005302 max=0.004531 Jy/beam ! Clean residual mean=-0.000044 rms=0.001499 Jy/beam ! Combined flux in latest and established models = 1.89061 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 = 7.55232e-05 Jy ! Component: 100 - total flux cleaned = 0.000148195 Jy ! Component: 150 - total flux cleaned = 0.000216118 Jy ! Component: 200 - total flux cleaned = 0.000282382 Jy ! Total flux subtracted in 200 components = 0.000282382 Jy ! Clean residual min=-0.005182 max=0.004297 Jy/beam ! Clean residual mean=-0.000041 rms=0.001424 Jy/beam ! Combined flux in latest and established models = 1.89089 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 194 components and 1.89089 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.12 mas, bmaj=7.771 mas, bpa=75.91 degrees ! Estimated noise=26.6386 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000859582 Jy ! Component: 100 - total flux cleaned = -0.00100717 Jy ! Component: 150 - total flux cleaned = -0.000942904 Jy ! Component: 200 - total flux cleaned = -0.000940219 Jy ! Total flux subtracted in 200 components = -0.000940219 Jy ! Clean residual min=-0.004409 max=0.003636 Jy/beam ! Clean residual mean=-0.000025 rms=0.001170 Jy/beam ! Combined flux in latest and established models = 1.88995 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 213 components and 1.88995 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=143.140717Jy sigma=0.026995 ! Fit after self-cal, rms=143.139969Jy sigma=0.026988 wmodel /scr/pima/bp171a5_uvs/J0646+4451_C_map.mod ! Writing 213 model components to file: /scr/pima/bp171a5_uvs/J0646+4451_C_map.mod wobs /scr/pima/bp171a5_uvs/J0646+4451_C_uvs.fits ! Writing UV FITS file: /scr/pima/bp171a5_uvs/J0646+4451_C_uvs.fits wwins /scr/pima/bp171a5_uvs/J0646+4451_C_map.win ! wwins: Wrote 3 windows to /scr/pima/bp171a5_uvs/J0646+4451_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 = -0.00199589 Jy ! Component: 100 - total flux cleaned = -0.00362012 Jy ! Component: 150 - total flux cleaned = -0.00439241 Jy ! Component: 200 - total flux cleaned = -0.00486348 Jy ! Component: 250 - total flux cleaned = -0.00530777 Jy ! Component: 300 - total flux cleaned = -0.00567485 Jy ! Component: 350 - total flux cleaned = -0.00606862 Jy ! Component: 400 - total flux cleaned = -0.00634683 Jy ! Component: 450 - total flux cleaned = -0.00652223 Jy ! Component: 500 - total flux cleaned = -0.00664569 Jy ! Component: 550 - total flux cleaned = -0.00664545 Jy ! Component: 600 - total flux cleaned = -0.00679564 Jy ! Component: 650 - total flux cleaned = -0.00679456 Jy ! Component: 700 - total flux cleaned = -0.00693174 Jy ! Component: 750 - total flux cleaned = -0.0069985 Jy ! Component: 800 - total flux cleaned = -0.00715885 Jy ! Component: 850 - total flux cleaned = -0.00725108 Jy ! Component: 900 - total flux cleaned = -0.00745865 Jy ! Component: 950 - total flux cleaned = -0.00757341 Jy ! Component: 1000 - total flux cleaned = -0.00773914 Jy ! Component: 1050 - total flux cleaned = -0.00773871 Jy ! Component: 1100 - total flux cleaned = -0.00779017 Jy ! Component: 1150 - total flux cleaned = -0.00791402 Jy ! Component: 1200 - total flux cleaned = -0.00793773 Jy ! Component: 1250 - total flux cleaned = -0.00800926 Jy ! Component: 1300 - total flux cleaned = -0.00805446 Jy ! Component: 1350 - total flux cleaned = -0.00798777 Jy ! Component: 1400 - total flux cleaned = -0.00798743 Jy ! Component: 1450 - total flux cleaned = -0.00794583 Jy ! Component: 1500 - total flux cleaned = -0.00792593 Jy ! Component: 1550 - total flux cleaned = -0.0079657 Jy ! Component: 1600 - total flux cleaned = -0.00796578 Jy ! Component: 1650 - total flux cleaned = -0.00792851 Jy ! Component: 1700 - total flux cleaned = -0.00789159 Jy ! Component: 1750 - total flux cleaned = -0.00787324 Jy ! Component: 1800 - total flux cleaned = -0.00787256 Jy ! Component: 1850 - total flux cleaned = -0.00778687 Jy ! Component: 1900 - total flux cleaned = -0.00778696 Jy ! Component: 1950 - total flux cleaned = -0.0077869 Jy ! Component: 2000 - total flux cleaned = -0.00775498 Jy ! Component: 2050 - total flux cleaned = -0.00778618 Jy ! Component: 2100 - total flux cleaned = -0.00783237 Jy ! Component: 2150 - total flux cleaned = -0.00784747 Jy ! Component: 2200 - total flux cleaned = -0.0078923 Jy ! Component: 2250 - total flux cleaned = -0.00796529 Jy ! Component: 2300 - total flux cleaned = -0.00800818 Jy ! Component: 2350 - total flux cleaned = -0.00806424 Jy ! Component: 2400 - total flux cleaned = -0.00811976 Jy ! Component: 2450 - total flux cleaned = -0.00820146 Jy ! Component: 2500 - total flux cleaned = -0.00832249 Jy ! Component: 2550 - total flux cleaned = -0.00837553 Jy ! Component: 2600 - total flux cleaned = -0.00847996 Jy ! Component: 2650 - total flux cleaned = -0.00854452 Jy ! Component: 2700 - total flux cleaned = -0.00862086 Jy ! Component: 2750 - total flux cleaned = -0.00868378 Jy ! Component: 2800 - total flux cleaned = -0.0087708 Jy ! Component: 2850 - total flux cleaned = -0.00884422 Jy ! Component: 2900 - total flux cleaned = -0.00890481 Jy ! Component: 2950 - total flux cleaned = -0.00897656 Jy ! Component: 3000 - total flux cleaned = -0.00900015 Jy ! Component: 3050 - total flux cleaned = -0.00908215 Jy ! Component: 3100 - total flux cleaned = -0.0091516 Jy ! Component: 3150 - total flux cleaned = -0.00919761 Jy ! Component: 3200 - total flux cleaned = -0.00924304 Jy ! Component: 3250 - total flux cleaned = -0.00928812 Jy ! Component: 3300 - total flux cleaned = -0.00935503 Jy ! Component: 3350 - total flux cleaned = -0.00942125 Jy ! Component: 3400 - total flux cleaned = -0.00947597 Jy ! Component: 3450 - total flux cleaned = -0.00956274 Jy ! Component: 3500 - total flux cleaned = -0.00959491 Jy ! Component: 3550 - total flux cleaned = -0.009659 Jy ! Component: 3600 - total flux cleaned = -0.00973345 Jy ! Component: 3650 - total flux cleaned = -0.00979677 Jy ! Component: 3700 - total flux cleaned = -0.00985981 Jy ! Component: 3750 - total flux cleaned = -0.00994347 Jy ! Component: 3800 - total flux cleaned = -0.0100163 Jy ! Component: 3850 - total flux cleaned = -0.0100578 Jy ! Component: 3900 - total flux cleaned = -0.0101508 Jy ! Component: 3950 - total flux cleaned = -0.0102023 Jy ! Component: 4000 - total flux cleaned = -0.0102844 Jy ! Component: 4050 - total flux cleaned = -0.0103663 Jy ! Total flux subtracted in 4096 components = -0.0104275 Jy ! Clean residual min=-0.000629 max=0.000584 Jy/beam ! Clean residual mean=-0.000018 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 1.87952 Jy keep ! Adding 373 model components to the UV plane model. ! The established model now contains 586 components and 1.87952 Jy ![Exited script file: /home/lpetrov/bin/01_muppet] wmap "/scr/pima/bp171a5_uvs/J0646+4451_C\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.12 x 7.771 at 75.91 degrees (North through East) ! Clean map min=-0.0022515 max=1.7973 Jy/beam ! Writing clean map to FITS file: /scr/pima/bp171a5_uvs/J0646+4451_C_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.79734 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000196483 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0327955 0.0327955 0.0655911 0.131182 0.262364 0.524728 1.04946 2.09891 4.19783 8.39565 16.7913 33.5826 67.1652 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.797 quit ! Quitting program ! Log file /scr/pima/bp171a5_uvs/J0646+4451_C_uvs.log closed on Sat Apr 20 01:30:53 2013